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this._callbacks=this._callbacks||{},(this._callbacks["$"+e]=this._callbacks["$"+e]||[]).push(t),this},r.prototype.once=function(e,t){function n(){this.off(e,n),t.apply(this,arguments)}return n.fn=t,this.on(e,n),this},r.prototype.off=r.prototype.removeListener=r.prototype.removeAllListeners=r.prototype.removeEventListener=function(e,t){if(this._callbacks=this._callbacks||{},0==arguments.length)return this._callbacks={},this;var n,r=this._callbacks["$"+e];if(!r)return this;if(1==arguments.length)return delete this._callbacks["$"+e],this;for(var o=0;o<r.length;o++)if((n=r[o])===t||n.fn===t){r.splice(o,1);break}return this},r.prototype.emit=function(e){this._callbacks=this._callbacks||{};var t=[].slice.call(arguments,1),n=this._callbacks["$"+e];if(n)for(var r=0,o=(n=n.slice(0)).length;r<o;++r)n[r].apply(this,t);return this},r.prototype.listeners=function(e){return this._callbacks=this._callbacks||{},this._callbacks["$"+e]||[]},r.prototype.hasListeners=function(e){return!!this.listeners(e).length}},function(e,t){var n=/^(?:(?![^:@]+:[^:@\/]*@)(http|https|ws|wss):\/\/)?((?:(([^:@]*)(?::([^:@]*))?)?@)?((?:[a-f0-9]{0,4}:){2,7}[a-f0-9]{0,4}|[^:\/?#]*)(?::(\d*))?)(((\/(?:[^?#](?![^?#\/]*\.[^?#\/.]+(?:[?#]|$)))*\/?)?([^?#\/]*))(?:\?([^#]*))?(?:#(.*))?)/,r=["source","protocol","authority","userInfo","user","password","host","port","relative","path","directory","file","query","anchor"];e.exports=function(e){var t=e,o=e.indexOf("["),i=e.indexOf("]");-1!=o&&-1!=i&&(e=e.substring(0,o)+e.substring(o,i).replace(/:/g,";")+e.substring(i,e.length));for(var s=n.exec(e||""),a={},c=14;c--;)a[r[c]]=s[c]||"";return-1!=o&&-1!=i&&(a.source=t,a.host=a.host.substring(1,a.host.length-1).replace(/;/g,":"),a.authority=a.authority.replace("[","").replace("]","").replace(/;/g,":"),a.ipv6uri=!0),a}},function(e,t){var n=1e3,r=6e4,o=60*r,i=24*o;function s(e,t,n){if(!(e<t))return e<1.5*t?Math.floor(e/t)+" "+n:Math.ceil(e/t)+" "+n+"s"}e.exports=function(e,t){t=t||{};var a,c=typeof e;if("string"===c&&e.length>0)return function(e){if((e=String(e)).length>100)return;var t=/^((?:\d+)?\.?\d+) *(milliseconds?|msecs?|ms|seconds?|secs?|s|minutes?|mins?|m|hours?|hrs?|h|days?|d|years?|yrs?|y)?$/i.exec(e);if(!t)return;var s=parseFloat(t[1]);switch((t[2]||"ms").toLowerCase()){case"years":case"year":case"yrs":case"yr":case"y":return 315576e5*s;case"days":case"day":case"d":return s*i;case"hours":case"hour":case"hrs":case"hr":case"h":return s*o;case"minutes":case"minute":case"mins":case"min":case"m":return s*r;case"seconds":case"second":case"secs":case"sec":case"s":return s*n;case"milliseconds":case"millisecond":case"msecs":case"msec":case"ms":return s;default:return}}(e);if("number"===c&&!1===isNaN(e))return t.long?s(a=e,i,"day")||s(a,o,"hour")||s(a,r,"minute")||s(a,n,"second")||a+" ms":function(e){if(e>=i)return Math.round(e/i)+"d";if(e>=o)return Math.round(e/o)+"h";if(e>=r)return Math.round(e/r)+"m";if(e>=n)return Math.round(e/n)+"s";return e+"ms"}(e);throw new Error("val is not a non-empty string or a valid number. val="+JSON.stringify(e))}},function(e,t,n){(function(t){var r=n(41),o=Object.prototype.toString,i="function"==typeof Blob||"undefined"!=typeof Blob&&"[object BlobConstructor]"===o.call(Blob),s="function"==typeof File||"undefined"!=typeof File&&"[object FileConstructor]"===o.call(File);e.exports=function e(n){if(!n||"object"!=typeof n)return!1;if(r(n)){for(var o=0,a=n.length;o<a;o++)if(e(n[o]))return!0;return!1}if("function"==typeof t&&t.isBuffer&&t.isBuffer(n)||"function"==typeof ArrayBuffer&&n instanceof ArrayBuffer||i&&n instanceof Blob||s&&n instanceof File)return!0;if(n.toJSON&&"function"==typeof n.toJSON&&1===arguments.length)return e(n.toJSON(),!0);for(var c in n)if(Object.prototype.hasOwnProperty.call(n,c)&&e(n[c]))return!0;return!1}}).call(this,n(37).Buffer)},function(e,t){var n={}.toString;e.exports=Array.isArray||function(e){return"[object Array]"==n.call(e)}},function(e,t,n){(function(t){e.exports=function(e){return t.Buffer&&t.Buffer.isBuffer(e)||t.ArrayBuffer&&(e instanceof ArrayBuffer||ArrayBuffer.isView(e))}}).call(this,n(0))},function(e,t,n){var r=n(43),o=n(23),i=n(9),s=n(8),a=n(24),c=n(25),u=n(4)("socket.io-client:manager"),l=n(22),f=n(59),h=Object.prototype.hasOwnProperty;function p(e,t){if(!(this instanceof p))return new p(e,t);e&&"object"==typeof e&&(t=e,e=void 0),(t=t||{}).path=t.path||"/socket.io",this.nsps={},this.subs=[],this.opts=t,this.reconnection(!1!==t.reconnection),this.reconnectionAttempts(t.reconnectionAttempts||1/0),this.reconnectionDelay(t.reconnectionDelay||1e3),this.reconnectionDelayMax(t.reconnectionDelayMax||5e3),this.randomizationFactor(t.randomizationFactor||.5),this.backoff=new f({min:this.reconnectionDelay(),max:this.reconnectionDelayMax(),jitter:this.randomizationFactor()}),this.timeout(null==t.timeout?2e4:t.timeout),this.readyState="closed",this.uri=e,this.connecting=[],this.lastPing=null,this.encoding=!1,this.packetBuffer=[];var n=t.parser||s;this.encoder=new n.Encoder,this.decoder=new n.Decoder,this.autoConnect=!1!==t.autoConnect,this.autoConnect&&this.open()}e.exports=p,p.prototype.emitAll=function(){for(var e in this.emit.apply(this,arguments),this.nsps)h.call(this.nsps,e)&&this.nsps[e].emit.apply(this.nsps[e],arguments)},p.prototype.updateSocketIds=function(){for(var e in this.nsps)h.call(this.nsps,e)&&(this.nsps[e].id=this.generateId(e))},p.prototype.generateId=function(e){return("/"===e?"":e+"#")+this.engine.id},i(p.prototype),p.prototype.reconnection=function(e){return arguments.length?(this._reconnection=!!e,this):this._reconnection},p.prototype.reconnectionAttempts=function(e){return arguments.length?(this._reconnectionAttempts=e,this):this._reconnectionAttempts},p.prototype.reconnectionDelay=function(e){return arguments.length?(this._reconnectionDelay=e,this.backoff&&this.backoff.setMin(e),this):this._reconnectionDelay},p.prototype.randomizationFactor=function(e){return arguments.length?(this._randomizationFactor=e,this.backoff&&this.backoff.setJitter(e),this):this._randomizationFactor},p.prototype.reconnectionDelayMax=function(e){return arguments.length?(this._reconnectionDelayMax=e,this.backoff&&this.backoff.setMax(e),this):this._reconnectionDelayMax},p.prototype.timeout=function(e){return arguments.length?(this._timeout=e,this):this._timeout},p.prototype.maybeReconnectOnOpen=function(){!this.reconnecting&&this._reconnection&&0===this.backoff.attempts&&this.reconnect()},p.prototype.open=p.prototype.connect=function(e,t){if(u("readyState %s",this.readyState),~this.readyState.indexOf("open"))return this;u("opening %s",this.uri),this.engine=r(this.uri,this.opts);var n=this.engine,o=this;this.readyState="opening",this.skipReconnect=!1;var i=a(n,"open",(function(){o.onopen(),e&&e()})),s=a(n,"error",(function(t){if(u("connect_error"),o.cleanup(),o.readyState="closed",o.emitAll("connect_error",t),e){var n=new Error("Connection error");n.data=t,e(n)}else o.maybeReconnectOnOpen()}));if(!1!==this._timeout){var c=this._timeout;u("connect attempt will timeout after %d",c);var l=setTimeout((function(){u("connect attempt timed out after %d",c),i.destroy(),n.close(),n.emit("error","timeout"),o.emitAll("connect_timeout",c)}),c);this.subs.push({destroy:function(){clearTimeout(l)}})}return this.subs.push(i),this.subs.push(s),this},p.prototype.onopen=function(){u("open"),this.cleanup(),this.readyState="open",this.emit("open");var e=this.engine;this.subs.push(a(e,"data",c(this,"ondata"))),this.subs.push(a(e,"ping",c(this,"onping"))),this.subs.push(a(e,"pong",c(this,"onpong"))),this.subs.push(a(e,"error",c(this,"onerror"))),this.subs.push(a(e,"close",c(this,"onclose"))),this.subs.push(a(this.decoder,"decoded",c(this,"ondecoded")))},p.prototype.onping=function(){this.lastPing=new Date,this.emitAll("ping")},p.prototype.onpong=function(){this.emitAll("pong",new Date-this.lastPing)},p.prototype.ondata=function(e){this.decoder.add(e)},p.prototype.ondecoded=function(e){this.emit("packet",e)},p.prototype.onerror=function(e){u("error",e),this.emitAll("error",e)},p.prototype.socket=function(e,t){var n=this.nsps[e];if(!n){n=new o(this,e,t),this.nsps[e]=n;var r=this;n.on("connecting",i),n.on("connect",(function(){n.id=r.generateId(e)})),this.autoConnect&&i()}function i(){~l(r.connecting,n)||r.connecting.push(n)}return n},p.prototype.destroy=function(e){var t=l(this.connecting,e);~t&&this.connecting.splice(t,1),this.connecting.length||this.close()},p.prototype.packet=function(e){u("writing packet %j",e);var t=this;e.query&&0===e.type&&(e.nsp+="?"+e.query),t.encoding?t.packetBuffer.push(e):(t.encoding=!0,this.encoder.encode(e,(function(n){for(var r=0;r<n.length;r++)t.engine.write(n[r],e.options);t.encoding=!1,t.processPacketQueue()})))},p.prototype.processPacketQueue=function(){if(this.packetBuffer.length>0&&!this.encoding){var e=this.packetBuffer.shift();this.packet(e)}},p.prototype.cleanup=function(){u("cleanup");for(var e=this.subs.length,t=0;t<e;t++){this.subs.shift().destroy()}this.packetBuffer=[],this.encoding=!1,this.lastPing=null,this.decoder.destroy()},p.prototype.close=p.prototype.disconnect=function(){u("disconnect"),this.skipReconnect=!0,this.reconnecting=!1,"opening"===this.readyState&&this.cleanup(),this.backoff.reset(),this.readyState="closed",this.engine&&this.engine.close()},p.prototype.onclose=function(e){u("onclose"),this.cleanup(),this.backoff.reset(),this.readyState="closed",this.emit("close",e),this._reconnection&&!this.skipReconnect&&this.reconnect()},p.prototype.reconnect=function(){if(this.reconnecting||this.skipReconnect)return this;var e=this;if(this.backoff.attempts>=this._reconnectionAttempts)u("reconnect failed"),this.backoff.reset(),this.emitAll("reconnect_failed"),this.reconnecting=!1;else{var t=this.backoff.duration();u("will wait %dms before reconnect attempt",t),this.reconnecting=!0;var n=setTimeout((function(){e.skipReconnect||(u("attempting reconnect"),e.emitAll("reconnect_attempt",e.backoff.attempts),e.emitAll("reconnecting",e.backoff.attempts),e.skipReconnect||e.open((function(t){t?(u("reconnect attempt error"),e.reconnecting=!1,e.reconnect(),e.emitAll("reconnect_error",t.data)):(u("reconnect success"),e.onreconnect())})))}),t);this.subs.push({destroy:function(){clearTimeout(n)}})}},p.prototype.onreconnect=function(){var e=this.backoff.attempts;this.reconnecting=!1,this.backoff.reset(),this.updateSocketIds(),this.emitAll("reconnect",e)}},function(e,t,n){(function(e){var r=n(10),o=n(46),i=n(55),s=n(56);t.polling=function(t){var n=!1,s=!1,a=!1!==t.jsonp;if(e.location){var c="https:"===location.protocol,u=location.port;u||(u=c?443:80),n=t.hostname!==location.hostname||u!==t.port,s=t.secure!==c}if(t.xdomain=n,t.xscheme=s,"open"in new r(t)&&!t.forceJSONP)return new o(t);if(!a)throw new Error("JSONP disabled");return new i(t)},t.websocket=s}).call(this,n(0))},function(e,t,n){var r=n(11),o=n(5),i=n(2),s=n(6),a=n(21),c=n(7)("engine.io-client:polling");e.exports=l;var u=null!=new(n(10))({xdomain:!1}).responseType;function l(e){var t=e&&e.forceBase64;u&&!t||(this.supportsBinary=!1),r.call(this,e)}s(l,r),l.prototype.name="polling",l.prototype.doOpen=function(){this.poll()},l.prototype.pause=function(e){var t=this;function n(){c("paused"),t.readyState="paused",e()}if(this.readyState="pausing",this.polling||!this.writable){var r=0;this.polling&&(c("we are currently polling - waiting to pause"),r++,this.once("pollComplete",(function(){c("pre-pause polling complete"),--r||n()}))),this.writable||(c("we are currently writing - waiting to pause"),r++,this.once("drain",(function(){c("pre-pause writing complete"),--r||n()})))}else n()},l.prototype.poll=function(){c("polling"),this.polling=!0,this.doPoll(),this.emit("poll")},l.prototype.onData=function(e){var t=this;c("polling got data %s",e);i.decodePayload(e,this.socket.binaryType,(function(e,n,r){if("opening"===t.readyState&&t.onOpen(),"close"===e.type)return t.onClose(),!1;t.onPacket(e)})),"closed"!==this.readyState&&(this.polling=!1,this.emit("pollComplete"),"open"===this.readyState?this.poll():c('ignoring poll - transport state "%s"',this.readyState))},l.prototype.doClose=function(){var e=this;function t(){c("writing close packet"),e.write([{type:"close"}])}"open"===this.readyState?(c("transport open - closing"),t()):(c("transport not open - deferring close"),this.once("open",t))},l.prototype.write=function(e){var t=this;this.writable=!1;var n=function(){t.writable=!0,t.emit("drain")};i.encodePayload(e,this.supportsBinary,(function(e){t.doWrite(e,n)}))},l.prototype.uri=function(){var e=this.query||{},t=this.secure?"https":"http",n="";return!1!==this.timestampRequests&&(e[this.timestampParam]=a()),this.supportsBinary||e.sid||(e.b64=1),e=o.encode(e),this.port&&("https"===t&&443!==Number(this.port)||"http"===t&&80!==Number(this.port))&&(n=":"+this.port),e.length&&(e="?"+e),t+"://"+(-1!==this.hostname.indexOf(":")?"["+this.hostname+"]":this.hostname)+n+this.path+e}},function(e,t,n){"use strict";var r,o="0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz-_".split(""),i={},s=0,a=0;function c(e){var t="";do{t=o[e%64]+t,e=Math.floor(e/64)}while(e>0);return t}function u(){var e=c(+new Date);return e!==r?(s=0,r=e):e+"."+c(s++)}for(;a<64;a++)i[o[a]]=a;u.encode=c,u.decode=function(e){var t=0;for(a=0;a<e.length;a++)t=64*t+i[e.charAt(a)];return t},e.exports=u},function(e,t){var n=[].indexOf;e.exports=function(e,t){if(n)return e.indexOf(t);for(var r=0;r<e.length;++r)if(e[r]===t)return r;return-1}},function(e,t,n){var r=n(8),o=n(9),i=n(58),s=n(24),a=n(25),c=n(4)("socket.io-client:socket"),u=n(5);e.exports=h;var l={connect:1,connect_error:1,connect_timeout:1,connecting:1,disconnect:1,error:1,reconnect:1,reconnect_attempt:1,reconnect_failed:1,reconnect_error:1,reconnecting:1,ping:1,pong:1},f=o.prototype.emit;function h(e,t,n){this.io=e,this.nsp=t,this.json=this,this.ids=0,this.acks={},this.receiveBuffer=[],this.sendBuffer=[],this.connected=!1,this.disconnected=!0,n&&n.query&&(this.query=n.query),this.io.autoConnect&&this.open()}o(h.prototype),h.prototype.subEvents=function(){if(!this.subs){var e=this.io;this.subs=[s(e,"open",a(this,"onopen")),s(e,"packet",a(this,"onpacket")),s(e,"close",a(this,"onclose"))]}},h.prototype.open=h.prototype.connect=function(){return this.connected||(this.subEvents(),this.io.open(),"open"===this.io.readyState&&this.onopen(),this.emit("connecting")),this},h.prototype.send=function(){var e=i(arguments);return e.unshift("message"),this.emit.apply(this,e),this},h.prototype.emit=function(e){if(l.hasOwnProperty(e))return f.apply(this,arguments),this;var t=i(arguments),n={type:r.EVENT,data:t,options:{}};return n.options.compress=!this.flags||!1!==this.flags.compress,"function"==typeof t[t.length-1]&&(c("emitting packet with ack id %d",this.ids),this.acks[this.ids]=t.pop(),n.id=this.ids++),this.connected?this.packet(n):this.sendBuffer.push(n),delete this.flags,this},h.prototype.packet=function(e){e.nsp=this.nsp,this.io.packet(e)},h.prototype.onopen=function(){if(c("transport is open - connecting"),"/"!==this.nsp)if(this.query){var e="object"==typeof this.query?u.encode(this.query):this.query;c("sending connect packet with query %s",e),this.packet({type:r.CONNECT,query:e})}else this.packet({type:r.CONNECT})},h.prototype.onclose=function(e){c("close (%s)",e),this.connected=!1,this.disconnected=!0,delete this.id,this.emit("disconnect",e)},h.prototype.onpacket=function(e){if(e.nsp===this.nsp)switch(e.type){case r.CONNECT:this.onconnect();break;case r.EVENT:case r.BINARY_EVENT:this.onevent(e);break;case r.ACK:case r.BINARY_ACK:this.onack(e);break;case r.DISCONNECT:this.ondisconnect();break;case r.ERROR:this.emit("error",e.data)}},h.prototype.onevent=function(e){var t=e.data||[];c("emitting event %j",t),null!=e.id&&(c("attaching ack callback to event"),t.push(this.ack(e.id))),this.connected?f.apply(this,t):this.receiveBuffer.push(t)},h.prototype.ack=function(e){var t=this,n=!1;return function(){if(!n){n=!0;var o=i(arguments);c("sending ack %j",o),t.packet({type:r.ACK,id:e,data:o})}}},h.prototype.onack=function(e){var t=this.acks[e.id];"function"==typeof t?(c("calling ack %s with %j",e.id,e.data),t.apply(this,e.data),delete this.acks[e.id]):c("bad ack %s",e.id)},h.prototype.onconnect=function(){this.connected=!0,this.disconnected=!1,this.emit("connect"),this.emitBuffered()},h.prototype.emitBuffered=function(){var e;for(e=0;e<this.receiveBuffer.length;e++)f.apply(this,this.receiveBuffer[e]);for(this.receiveBuffer=[],e=0;e<this.sendBuffer.length;e++)this.packet(this.sendBuffer[e]);this.sendBuffer=[]},h.prototype.ondisconnect=function(){c("server disconnect (%s)",this.nsp),this.destroy(),this.onclose("io server disconnect")},h.prototype.destroy=function(){if(this.subs){for(var e=0;e<this.subs.length;e++)this.subs[e].destroy();this.subs=null}this.io.destroy(this)},h.prototype.close=h.prototype.disconnect=function(){return this.connected&&(c("performing disconnect (%s)",this.nsp),this.packet({type:r.DISCONNECT})),this.destroy(),this.connected&&this.onclose("io client disconnect"),this},h.prototype.compress=function(e){return this.flags=this.flags||{},this.flags.compress=e,this}},function(e,t){e.exports=function(e,t,n){return 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* Lightweight JavaScript-based User-Agent string parser
*
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* Licensed under MIT License
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o(this,t,e),this.nsps[t]=n;var r=this;n.on("connecting",i),n.on("connect",(function(){n.id=r.generateId(t)})),this.autoConnect&&i()}function i(){~f(r.connecting,n)||r.connecting.push(n)}return n},p.prototype.destroy=function(t){var e=f(this.connecting,t);~e&&this.connecting.splice(e,1),this.connecting.length||this.close()},p.prototype.packet=function(t){u("writing packet %j",t);var e=this;t.query&&0===t.type&&(t.nsp+="?"+t.query),e.encoding?e.packetBuffer.push(t):(e.encoding=!0,this.encoder.encode(t,(function(n){for(var r=0;r<n.length;r++)e.engine.write(n[r],t.options);e.encoding=!1,e.processPacketQueue()})))},p.prototype.processPacketQueue=function(){if(this.packetBuffer.length>0&&!this.encoding){var t=this.packetBuffer.shift();this.packet(t)}},p.prototype.cleanup=function(){u("cleanup");for(var t=this.subs.length,e=0;e<t;e++){this.subs.shift().destroy()}this.packetBuffer=[],this.encoding=!1,this.lastPing=null,this.decoder.destroy()},p.prototype.close=p.prototype.disconnect=function(){u("disconnect"),this.skipReconnect=!0,this.reconnecting=!1,"opening"===this.readyState&&this.cleanup(),this.backoff.reset(),this.readyState="closed",this.engine&&this.engine.close()},p.prototype.onclose=function(t){u("onclose"),this.cleanup(),this.backoff.reset(),this.readyState="closed",this.emit("close",t),this._reconnection&&!this.skipReconnect&&this.reconnect()},p.prototype.reconnect=function(){if(this.reconnecting||this.skipReconnect)return this;var t=this;if(this.backoff.attempts>=this._reconnectionAttempts)u("reconnect failed"),this.backoff.reset(),this.emitAll("reconnect_failed"),this.reconnecting=!1;else{var e=this.backoff.duration();u("will wait %dms before reconnect attempt",e),this.reconnecting=!0;var n=setTimeout((function(){t.skipReconnect||(u("attempting reconnect"),t.emitAll("reconnect_attempt",t.backoff.attempts),t.emitAll("reconnecting",t.backoff.attempts),t.skipReconnect||t.open((function(e){e?(u("reconnect attempt error"),t.reconnecting=!1,t.reconnect(),t.emitAll("reconnect_error",e.data)):(u("reconnect success"),t.onreconnect())})))}),e);this.subs.push({destroy:function(){clearTimeout(n)}})}},p.prototype.onreconnect=function(){var t=this.backoff.attempts;this.reconnecting=!1,this.backoff.reset(),this.updateSocketIds(),this.emitAll("reconnect",t)}},function(t,e,n){(function(t){var r=n(229),o=n(556),i=n(564),s=n(565);e.polling=function(e){var n=!1,s=!1,a=!1!==e.jsonp;if(t.location){var c="https:"===location.protocol,u=location.port;u||(u=c?443:80),n=e.hostname!==location.hostname||u!==e.port,s=e.secure!==c}if(e.xdomain=n,e.xscheme=s,"open"in new r(e)&&!e.forceJSONP)return new o(e);if(!a)throw new Error("JSONP disabled");return new i(e)},e.websocket=s}).call(this,n(53))},function(t,e,n){var r=n(230),o=n(173),i=n(118),s=n(174),a=n(325),c=n(175)("engine.io-client:polling");t.exports=f;var u=null!=new(n(229))({xdomain:!1}).responseType;function f(t){var e=t&&t.forceBase64;u&&!e||(this.supportsBinary=!1),r.call(this,t)}s(f,r),f.prototype.name="polling",f.prototype.doOpen=function(){this.poll()},f.prototype.pause=function(t){var e=this;function n(){c("paused"),e.readyState="paused",t()}if(this.readyState="pausing",this.polling||!this.writable){var r=0;this.polling&&(c("we are currently polling - waiting to pause"),r++,this.once("pollComplete",(function(){c("pre-pause polling complete"),--r||n()}))),this.writable||(c("we are currently writing - waiting to pause"),r++,this.once("drain",(function(){c("pre-pause writing complete"),--r||n()})))}else n()},f.prototype.poll=function(){c("polling"),this.polling=!0,this.doPoll(),this.emit("poll")},f.prototype.onData=function(t){var e=this;c("polling got data %s",t);i.decodePayload(t,this.socket.binaryType,(function(t,n,r){if("opening"===e.readyState&&e.onOpen(),"close"===t.type)return e.onClose(),!1;e.onPacket(t)})),"closed"!==this.readyState&&(this.polling=!1,this.emit("pollComplete"),"open"===this.readyState?this.poll():c('ignoring poll - transport state "%s"',this.readyState))},f.prototype.doClose=function(){var t=this;function e(){c("writing close packet"),t.write([{type:"close"}])}"open"===this.readyState?(c("transport open - closing"),e()):(c("transport not open - deferring close"),this.once("open",e))},f.prototype.write=function(t){var e=this;this.writable=!1;var n=function(){e.writable=!0,e.emit("drain")};i.encodePayload(t,this.supportsBinary,(function(t){e.doWrite(t,n)}))},f.prototype.uri=function(){var t=this.query||{},e=this.secure?"https":"http",n="";return!1!==this.timestampRequests&&(t[this.timestampParam]=a()),this.supportsBinary||t.sid||(t.b64=1),t=o.encode(t),this.port&&("https"===e&&443!==Number(this.port)||"http"===e&&80!==Number(this.port))&&(n=":"+this.port),t.length&&(t="?"+t),e+"://"+(-1!==this.hostname.indexOf(":")?"["+this.hostname+"]":this.hostname)+n+this.path+t}},function(t,e,n){"use strict";var r,o="0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz-_".split(""),i={},s=0,a=0;function c(t){var e="";do{e=o[t%64]+e,t=Math.floor(t/64)}while(t>0);return e}function u(){var t=c(+new Date);return t!==r?(s=0,r=t):t+"."+c(s++)}for(;a<64;a++)i[o[a]]=a;u.encode=c,u.decode=function(t){var e=0;for(a=0;a<t.length;a++)e=64*e+i[t.charAt(a)];return e},t.exports=u},function(t,e){var n=[].indexOf;t.exports=function(t,e){if(n)return t.indexOf(e);for(var r=0;r<t.length;++r)if(t[r]===e)return r;return-1}},function(t,e,n){var 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0===n.rejectUnauthorized||n.rejectUnauthorized,this.forceNode=!!n.forceNode;var r="object"==typeof t&&t;r.global===r&&(n.extraHeaders&&Object.keys(n.extraHeaders).length>0&&(this.extraHeaders=n.extraHeaders),n.localAddress&&(this.localAddress=n.localAddress)),this.id=null,this.upgrades=null,this.pingInterval=null,this.pingTimeout=null,this.pingIntervalTimer=null,this.pingTimeoutTimer=null,this.open()}e.exports=l,l.priorWebsocketSuccess=!1,o(l.prototype),l.protocol=a.protocol,l.Socket=l,l.Transport=n(11),l.transports=n(19),l.parser=n(2),l.prototype.createTransport=function(e){i('creating transport "%s"',e);var t=function(e){var t={};for(var n in e)e.hasOwnProperty(n)&&(t[n]=e[n]);return t}(this.query);t.EIO=a.protocol,t.transport=e;var n=this.transportOptions[e]||{};return this.id&&(t.sid=this.id),new r[e]({query:t,socket:this,agent:n.agent||this.agent,hostname:n.hostname||this.hostname,port:n.port||this.port,secure:n.secure||this.secure,path:n.path||this.path,forceJSONP:n.forceJSONP||this.forceJSONP,jsonp:n.jsonp||this.jsonp,forceBase64:n.forceBase64||this.forceBase64,enablesXDR:n.enablesXDR||this.enablesXDR,timestampRequests:n.timestampRequests||this.timestampRequests,timestampParam:n.timestampParam||this.timestampParam,policyPort:n.policyPort||this.policyPort,pfx:n.pfx||this.pfx,key:n.key||this.key,passphrase:n.passphrase||this.passphrase,cert:n.cert||this.cert,ca:n.ca||this.ca,ciphers:n.ciphers||this.ciphers,rejectUnauthorized:n.rejectUnauthorized||this.rejectUnauthorized,perMessageDeflate:n.perMessageDeflate||this.perMessageDeflate,extraHeaders:n.extraHeaders||this.extraHeaders,forceNode:n.forceNode||this.forceNode,localAddress:n.localAddress||this.localAddress,requestTimeout:n.requestTimeout||this.requestTimeout,protocols:n.protocols||void 0})},l.prototype.open=function(){var e;if(this.rememberUpgrade&&l.priorWebsocketSuccess&&-1!==this.transports.indexOf("websocket"))e="websocket";else{if(0===this.transports.length){var t=this;return void setTimeout((function(){t.emit("error","No transports available")}),0)}e=this.transports[0]}this.readyState="opening";try{e=this.createTransport(e)}catch(e){return this.transports.shift(),void this.open()}e.open(),this.setTransport(e)},l.prototype.setTransport=function(e){i("setting transport %s",e.name);var t=this;this.transport&&(i("clearing existing transport %s",this.transport.name),this.transport.removeAllListeners()),this.transport=e,e.on("drain",(function(){t.onDrain()})).on("packet",(function(e){t.onPacket(e)})).on("error",(function(e){t.onError(e)})).on("close",(function(){t.onClose("transport close")}))},l.prototype.probe=function(e){i('probing transport "%s"',e);var t=this.createTransport(e,{probe:1}),n=!1,r=this;function o(){if(r.onlyBinaryUpgrades){var o=!this.supportsBinary&&r.transport.supportsBinary;n=n||o}n||(i('probe transport "%s" opened',e),t.send([{type:"ping",data:"probe"}]),t.once("packet",(function(o){if(!n)if("pong"===o.type&&"probe"===o.data){if(i('probe transport "%s" pong',e),r.upgrading=!0,r.emit("upgrading",t),!t)return;l.priorWebsocketSuccess="websocket"===t.name,i('pausing current transport "%s"',r.transport.name),r.transport.pause((function(){n||"closed"!==r.readyState&&(i("changing transport and sending upgrade packet"),h(),r.setTransport(t),t.send([{type:"upgrade"}]),r.emit("upgrade",t),t=null,r.upgrading=!1,r.flush())}))}else{i('probe transport "%s" failed',e);var s=new Error("probe error");s.transport=t.name,r.emit("upgradeError",s)}})))}function s(){n||(n=!0,h(),t.close(),t=null)}function a(n){var o=new Error("probe error: "+n);o.transport=t.name,s(),i('probe transport "%s" failed because of error: %s',e,n),r.emit("upgradeError",o)}function c(){a("transport closed")}function u(){a("socket closed")}function f(e){t&&e.name!==t.name&&(i('"%s" works - aborting "%s"',e.name,t.name),s())}function h(){t.removeListener("open",o),t.removeListener("error",a),t.removeListener("close",c),r.removeListener("close",u),r.removeListener("upgrading",f)}l.priorWebsocketSuccess=!1,t.once("open",o),t.once("error",a),t.once("close",c),this.once("close",u),this.once("upgrading",f),t.open()},l.prototype.onOpen=function(){if(i("socket open"),this.readyState="open",l.priorWebsocketSuccess="websocket"===this.transport.name,this.emit("open"),this.flush(),"open"===this.readyState&&this.upgrade&&this.transport.pause){i("starting upgrade probes");for(var e=0,t=this.upgrades.length;e<t;e++)this.probe(this.upgrades[e])}},l.prototype.onPacket=function(e){if("opening"===this.readyState||"open"===this.readyState||"closing"===this.readyState)switch(i('socket receive: type "%s", data "%s"',e.type,e.data),this.emit("packet",e),this.emit("heartbeat"),e.type){case"open":this.onHandshake(JSON.parse(e.data));break;case"pong":this.setPing(),this.emit("pong");break;case"error":var t=new Error("server error");t.code=e.data,this.onError(t);break;case"message":this.emit("data",e.data),this.emit("message",e.data)}else i('packet received with socket readyState "%s"',this.readyState)},l.prototype.onHandshake=function(e){this.emit("handshake",e),this.id=e.sid,this.transport.query.sid=e.sid,this.upgrades=this.filterUpgrades(e.upgrades),this.pingInterval=e.pingInterval,this.pingTimeout=e.pingTimeout,this.onOpen(),"closed"!==this.readyState&&(this.setPing(),this.removeListener("heartbeat",this.onHeartbeat),this.on("heartbeat",this.onHeartbeat))},l.prototype.onHeartbeat=function(e){clearTimeout(this.pingTimeoutTimer);var t=this;t.pingTimeoutTimer=setTimeout((function(){"closed"!==t.readyState&&t.onClose("ping timeout")}),e||t.pingInterval+t.pingTimeout)},l.prototype.setPing=function(){var e=this;clearTimeout(e.pingIntervalTimer),e.pingIntervalTimer=setTimeout((function(){i("writing ping packet - expecting pong within %sms",e.pingTimeout),e.ping(),e.onHeartbeat(e.pingTimeout)}),e.pingInterval)},l.prototype.ping=function(){var e=this;this.sendPacket("ping",(function(){e.emit("ping")}))},l.prototype.onDrain=function(){this.writeBuffer.splice(0,this.prevBufferLen),this.prevBufferLen=0,0===this.writeBuffer.length?this.emit("drain"):this.flush()},l.prototype.flush=function(){"closed"!==this.readyState&&this.transport.writable&&!this.upgrading&&this.writeBuffer.length&&(i("flushing %d packets in socket",this.writeBuffer.length),this.transport.send(this.writeBuffer),this.prevBufferLen=this.writeBuffer.length,this.emit("flush"))},l.prototype.write=l.prototype.send=function(e,t,n){return this.sendPacket("message",e,t,n),this},l.prototype.sendPacket=function(e,t,n,r){if("function"==typeof t&&(r=t,t=void 0),"function"==typeof n&&(r=n,n=null),"closing"!==this.readyState&&"closed"!==this.readyState){(n=n||{}).compress=!1!==n.compress;var o={type:e,data:t,options:n};this.emit("packetCreate",o),this.writeBuffer.push(o),r&&this.once("flush",r),this.flush()}},l.prototype.close=function(){if("opening"===this.readyState||"open"===this.readyState){this.readyState="closing";var e=this;this.writeBuffer.length?this.once("drain",(function(){this.upgrading?r():t()})):this.upgrading?r():t()}function t(){e.onClose("forced close"),i("socket closing - telling transport to close"),e.transport.close()}function n(){e.removeListener("upgrade",n),e.removeListener("upgradeError",n),t()}function r(){e.once("upgrade",n),e.once("upgradeError",n)}return this},l.prototype.onError=function(e){i("socket error %j",e),l.priorWebsocketSuccess=!1,this.emit("error",e),this.onClose("transport error",e)},l.prototype.onClose=function(e,t){if("opening"===this.readyState||"open"===this.readyState||"closing"===this.readyState){i('socket close with reason: "%s"',e);clearTimeout(this.pingIntervalTimer),clearTimeout(this.pingTimeoutTimer),this.transport.removeAllListeners("close"),this.transport.close(),this.transport.removeAllListeners(),this.readyState="closed",this.id=null,this.emit("close",e,t),this.writeBuffer=[],this.prevBufferLen=0}},l.prototype.filterUpgrades=function(e){for(var t=[],n=0,r=e.length;n<r;n++)~s(this.transports,e[n])&&t.push(e[n]);return t}}).call(this,n(0))},function(e,t){try{e.exports="undefined"!=typeof XMLHttpRequest&&"withCredentials"in new XMLHttpRequest}catch(t){e.exports=!1}},function(e,t,n){(function(t){var r=n(10),o=n(20),i=n(12),s=n(6),a=n(7)("engine.io-client:polling-xhr");function c(){}function u(e){if(o.call(this,e),this.requestTimeout=e.requestTimeout,this.extraHeaders=e.extraHeaders,t.location){var n="https:"===location.protocol,r=location.port;r||(r=n?443:80),this.xd=e.hostname!==t.location.hostname||r!==e.port,this.xs=e.secure!==n}}function l(e){this.method=e.method||"GET",this.uri=e.uri,this.xd=!!e.xd,this.xs=!!e.xs,this.async=!1!==e.async,this.data=void 0!==e.data?e.data:null,this.agent=e.agent,this.isBinary=e.isBinary,this.supportsBinary=e.supportsBinary,this.enablesXDR=e.enablesXDR,this.requestTimeout=e.requestTimeout,this.pfx=e.pfx,this.key=e.key,this.passphrase=e.passphrase,this.cert=e.cert,this.ca=e.ca,this.ciphers=e.ciphers,this.rejectUnauthorized=e.rejectUnauthorized,this.extraHeaders=e.extraHeaders,this.create()}function f(){for(var e in l.requests)l.requests.hasOwnProperty(e)&&l.requests[e].abort()}e.exports=u,e.exports.Request=l,s(u,o),u.prototype.supportsBinary=!0,u.prototype.request=function(e){return(e=e||{}).uri=this.uri(),e.xd=this.xd,e.xs=this.xs,e.agent=this.agent||!1,e.supportsBinary=this.supportsBinary,e.enablesXDR=this.enablesXDR,e.pfx=this.pfx,e.key=this.key,e.passphrase=this.passphrase,e.cert=this.cert,e.ca=this.ca,e.ciphers=this.ciphers,e.rejectUnauthorized=this.rejectUnauthorized,e.requestTimeout=this.requestTimeout,e.extraHeaders=this.extraHeaders,new l(e)},u.prototype.doWrite=function(e,t){var n="string"!=typeof e&&void 0!==e,r=this.request({method:"POST",data:e,isBinary:n}),o=this;r.on("success",t),r.on("error",(function(e){o.onError("xhr post error",e)})),this.sendXhr=r},u.prototype.doPoll=function(){a("xhr poll");var e=this.request(),t=this;e.on("data",(function(e){t.onData(e)})),e.on("error",(function(e){t.onError("xhr poll error",e)})),this.pollXhr=e},i(l.prototype),l.prototype.create=function(){var e={agent:this.agent,xdomain:this.xd,xscheme:this.xs,enablesXDR:this.enablesXDR};e.pfx=this.pfx,e.key=this.key,e.passphrase=this.passphrase,e.cert=this.cert,e.ca=this.ca,e.ciphers=this.ciphers,e.rejectUnauthorized=this.rejectUnauthorized;var n=this.xhr=new r(e),o=this;try{a("xhr open %s: %s",this.method,this.uri),n.open(this.method,this.uri,this.async);try{if(this.extraHeaders)for(var i in n.setDisableHeaderCheck&&n.setDisableHeaderCheck(!0),this.extraHeaders)this.extraHeaders.hasOwnProperty(i)&&n.setRequestHeader(i,this.extraHeaders[i])}catch(e){}if("POST"===this.method)try{this.isBinary?n.setRequestHeader("Content-type","application/octet-stream"):n.setRequestHeader("Content-type","text/plain;charset=UTF-8")}catch(e){}try{n.setRequestHeader("Accept","*/*")}catch(e){}"withCredentials"in n&&(n.withCredentials=!0),this.requestTimeout&&(n.timeout=this.requestTimeout),this.hasXDR()?(n.onload=function(){o.onLoad()},n.onerror=function(){o.onError(n.responseText)}):n.onreadystatechange=function(){if(2===n.readyState)try{var e=n.getResponseHeader("Content-Type");o.supportsBinary&&"application/octet-stream"===e&&(n.responseType="arraybuffer")}catch(e){}4===n.readyState&&(200===n.status||1223===n.status?o.onLoad():setTimeout((function(){o.onError(n.status)}),0))},a("xhr data %s",this.data),n.send(this.data)}catch(e){return void setTimeout((function(){o.onError(e)}),0)}t.document&&(this.index=l.requestsCount++,l.requests[this.index]=this)},l.prototype.onSuccess=function(){this.emit("success"),this.cleanup()},l.prototype.onData=function(e){this.emit("data",e),this.onSuccess()},l.prototype.onError=function(e){this.emit("error",e),this.cleanup(!0)},l.prototype.cleanup=function(e){if(void 0!==this.xhr&&null!==this.xhr){if(this.hasXDR()?this.xhr.onload=this.xhr.onerror=c:this.xhr.onreadystatechange=c,e)try{this.xhr.abort()}catch(e){}t.document&&delete l.requests[this.index],this.xhr=null}},l.prototype.onLoad=function(){var e;try{var t;try{t=this.xhr.getResponseHeader("Content-Type")}catch(e){}e="application/octet-stream"===t&&this.xhr.response||this.xhr.responseText}catch(e){this.onError(e)}null!=e&&this.onData(e)},l.prototype.hasXDR=function(){return void 0!==t.XDomainRequest&&!this.xs&&this.enablesXDR},l.prototype.abort=function(){this.cleanup()},l.requestsCount=0,l.requests={},t.document&&(t.attachEvent?t.attachEvent("onunload",f):t.addEventListener&&t.addEventListener("beforeunload",f,!1))}).call(this,n(0))},function(e,t){e.exports=Object.keys||function(e){var t=[],n=Object.prototype.hasOwnProperty;for(var r in e)n.call(e,r)&&t.push(r);return t}},function(e,t){e.exports=function(e,t,n){var r=e.byteLength;if(t=t||0,n=n||r,e.slice)return e.slice(t,n);if(t<0&&(t+=r),n<0&&(n+=r),n>r&&(n=r),t>=r||t>=n||0===r)return new ArrayBuffer(0);for(var o=new Uint8Array(e),i=new Uint8Array(n-t),s=t,a=0;s<n;s++,a++)i[a]=o[s];return i.buffer}},function(e,t){function n(){}e.exports=function(e,t,r){var o=!1;return r=r||n,i.count=e,0===e?t():i;function i(e,n){if(i.count<=0)throw new Error("after called too many times");--i.count,e?(o=!0,t(e),t=r):0!==i.count||o||t(null,n)}}},function(e,t){
+e.read=function(t,e,n,r,o){var i,s,a=8*o-r-1,c=(1<<a)-1,u=c>>1,f=-7,l=n?o-1:0,h=n?-1:1,p=t[e+l];for(l+=h,i=p&(1<<-f)-1,p>>=-f,f+=a;f>0;i=256*i+t[e+l],l+=h,f-=8);for(s=i&(1<<-f)-1,i>>=-f,f+=r;f>0;s=256*s+t[e+l],l+=h,f-=8);if(0===i)i=1-u;else{if(i===c)return s?NaN:1/0*(p?-1:1);s+=Math.pow(2,r),i-=u}return(p?-1:1)*s*Math.pow(2,i-r)},e.write=function(t,e,n,r,o,i){var s,a,c,u=8*i-o-1,f=(1<<u)-1,l=f>>1,h=23===o?Math.pow(2,-24)-Math.pow(2,-77):0,p=r?0:i-1,d=r?1:-1,v=e<0||0===e&&1/e<0?1:0;for(e=Math.abs(e),isNaN(e)||e===1/0?(a=isNaN(e)?1:0,s=f):(s=Math.floor(Math.log(e)/Math.LN2),e*(c=Math.pow(2,-s))<1&&(s--,c*=2),(e+=s+l>=1?h/c:h*Math.pow(2,1-l))*c>=2&&(s++,c/=2),s+l>=f?(a=0,s=f):s+l>=1?(a=(e*c-1)*Math.pow(2,o),s+=l):(a=e*Math.pow(2,l-1)*Math.pow(2,o),s=0));o>=8;t[n+p]=255&a,p+=d,a/=256,o-=8);for(s=s<<o|a,u+=o;u>0;t[n+p]=255&s,p+=d,s/=256,u-=8);t[n+p-d]|=128*v}},function(t,e){var n={}.toString;t.exports=Array.isArray||function(t){return"[object Array]"==n.call(t)}},function(t,e){var n={}.toString;t.exports=Array.isArray||function(t){return"[object Array]"==n.call(t)}},function(t,e,n){(function(t){var r=n(320),o=n(321),i=Object.prototype.toString,s="function"==typeof t.Blob||"[object BlobConstructor]"===i.call(t.Blob),a="function"==typeof t.File||"[object FileConstructor]"===i.call(t.File);e.deconstructPacket=function(t){var e=[],n=t.data,i=t;return i.data=function t(e,n){if(!e)return e;if(o(e)){var i={_placeholder:!0,num:n.length};return n.push(e),i}if(r(e)){for(var s=new Array(e.length),a=0;a<e.length;a++)s[a]=t(e[a],n);return s}if("object"==typeof e&&!(e instanceof Date)){s={};for(var c in e)s[c]=t(e[c],n);return s}return e}(n,e),i.attachments=e.length,{packet:i,buffers:e}},e.reconstructPacket=function(t,e){return t.data=function t(e,n){if(!e)return e;if(e&&e._placeholder)return n[e.num];if(r(e))for(var o=0;o<e.length;o++)e[o]=t(e[o],n);else if("object"==typeof e)for(var i in e)e[i]=t(e[i],n);return e}(t.data,e),t.attachments=void 0,t},e.removeBlobs=function(t,e){var n=0,i=t;!function t(c,u,f){if(!c)return c;if(s&&c instanceof Blob||a&&c instanceof File){n++;var l=new FileReader;l.onload=function(){f?f[u]=this.result:i=this.result,--n||e(i)},l.readAsArrayBuffer(c)}else if(r(c))for(var h=0;h<c.length;h++)t(c[h],h,c);else if("object"==typeof c&&!o(c))for(var p in c)t(c[p],p,c)}(i),n||e(i)}}).call(this,n(53))},function(t,e,n){t.exports=n(554),t.exports.parser=n(118)},function(t,e,n){(function(e){var r=n(323),o=n(117),i=n(175)("engine.io-client:socket"),s=n(326),a=n(118),c=n(317),u=n(173);function f(t,n){if(!(this instanceof f))return new f(t,n);n=n||{},t&&"object"==typeof t&&(n=t,t=null),t?(t=c(t),n.hostname=t.host,n.secure="https"===t.protocol||"wss"===t.protocol,n.port=t.port,t.query&&(n.query=t.query)):n.host&&(n.hostname=c(n.host).host),this.secure=null!=n.secure?n.secure:e.location&&"https:"===location.protocol,n.hostname&&!n.port&&(n.port=this.secure?"443":"80"),this.agent=n.agent||!1,this.hostname=n.hostname||(e.location?location.hostname:"localhost"),this.port=n.port||(e.location&&location.port?location.port:this.secure?443:80),this.query=n.query||{},"string"==typeof this.query&&(this.query=u.decode(this.query)),this.upgrade=!1!==n.upgrade,this.path=(n.path||"/engine.io").replace(/\/$/,"")+"/",this.forceJSONP=!!n.forceJSONP,this.jsonp=!1!==n.jsonp,this.forceBase64=!!n.forceBase64,this.enablesXDR=!!n.enablesXDR,this.timestampParam=n.timestampParam||"t",this.timestampRequests=n.timestampRequests,this.transports=n.transports||["polling","websocket"],this.transportOptions=n.transportOptions||{},this.readyState="",this.writeBuffer=[],this.prevBufferLen=0,this.policyPort=n.policyPort||843,this.rememberUpgrade=n.rememberUpgrade||!1,this.binaryType=null,this.onlyBinaryUpgrades=n.onlyBinaryUpgrades,this.perMessageDeflate=!1!==n.perMessageDeflate&&(n.perMessageDeflate||{}),!0===this.perMessageDeflate&&(this.perMessageDeflate={}),this.perMessageDeflate&&null==this.perMessageDeflate.threshold&&(this.perMessageDeflate.threshold=1024),this.pfx=n.pfx||null,this.key=n.key||null,this.passphrase=n.passphrase||null,this.cert=n.cert||null,this.ca=n.ca||null,this.ciphers=n.ciphers||null,this.rejectUnauthorized=void 0===n.rejectUnauthorized||n.rejectUnauthorized,this.forceNode=!!n.forceNode;var r="object"==typeof e&&e;r.global===r&&(n.extraHeaders&&Object.keys(n.extraHeaders).length>0&&(this.extraHeaders=n.extraHeaders),n.localAddress&&(this.localAddress=n.localAddress)),this.id=null,this.upgrades=null,this.pingInterval=null,this.pingTimeout=null,this.pingIntervalTimer=null,this.pingTimeoutTimer=null,this.open()}t.exports=f,f.priorWebsocketSuccess=!1,o(f.prototype),f.protocol=a.protocol,f.Socket=f,f.Transport=n(230),f.transports=n(323),f.parser=n(118),f.prototype.createTransport=function(t){i('creating transport "%s"',t);var e=function(t){var e={};for(var n in t)t.hasOwnProperty(n)&&(e[n]=t[n]);return e}(this.query);e.EIO=a.protocol,e.transport=t;var n=this.transportOptions[t]||{};return this.id&&(e.sid=this.id),new r[t]({query:e,socket:this,agent:n.agent||this.agent,hostname:n.hostname||this.hostname,port:n.port||this.port,secure:n.secure||this.secure,path:n.path||this.path,forceJSONP:n.forceJSONP||this.forceJSONP,jsonp:n.jsonp||this.jsonp,forceBase64:n.forceBase64||this.forceBase64,enablesXDR:n.enablesXDR||this.enablesXDR,timestampRequests:n.timestampRequests||this.timestampRequests,timestampParam:n.timestampParam||this.timestampParam,policyPort:n.policyPort||this.policyPort,pfx:n.pfx||this.pfx,key:n.key||this.key,passphrase:n.passphrase||this.passphrase,cert:n.cert||this.cert,ca:n.ca||this.ca,ciphers:n.ciphers||this.ciphers,rejectUnauthorized:n.rejectUnauthorized||this.rejectUnauthorized,perMessageDeflate:n.perMessageDeflate||this.perMessageDeflate,extraHeaders:n.extraHeaders||this.extraHeaders,forceNode:n.forceNode||this.forceNode,localAddress:n.localAddress||this.localAddress,requestTimeout:n.requestTimeout||this.requestTimeout,protocols:n.protocols||void 0})},f.prototype.open=function(){var 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new Promise((function(r,o){n._popup.show({feature:e,successCallback:r,errorCallback:o,localGumIsCallable:t})}))}},{key:"requestService",value:function(e){var t=this;return new Promise((function(n,r){t._workerManager.requestService(e,{successCallback:n,errorCallback:r})}))}}])&&o(t.prototype,n),r&&o(t,r),e}();t.Resource=s},function(e,t,n){"use strict";Object.defineProperty(t,"__esModule",{value:!0}),t.WorkerManager=void 0;var r,o=n(63),i=n(70),s=n(71),a=n(27);function c(e,t){for(var n=0;n<t.length;n++){var r=t[n];r.enumerable=r.enumerable||!1,r.configurable=!0,"value"in r&&(r.writable=!0),Object.defineProperty(e,r.key,r)}}function u(e){return(u="function"==typeof Symbol&&"symbol"==typeof Symbol.iterator?function(e){return typeof e}:function(e){return e&&"function"==typeof Symbol&&e.constructor===Symbol&&e!==Symbol.prototype?"symbol":typeof e})(e)}var l=new(((r=n(1))&&r.__esModule?r:{default:r}).default)("worker-manager.js"),f="object"===("undefined"==typeof 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this._capabilities.forEach((function(t,r,o){t.features.indexOf(e)>=0&&n.push({id:r,name:t.name})})),this._workerInfos.forEach((function(r,o,i){!t._capabilities.has(o)&&r.features.indexOf(e)>=0&&n.push({id:o,name:r.name})})),n}},{key:"getId",value:function(){return this._id}},{key:"requestService",value:function(e,t){if(this._workerInfos.has(e))return l.debug("Already existed in workInfos. Resolve successCallback directly"),void t.successCallback();this._capabilities.get(e).options=t,this._socket.emit("requestService",e)}},{key:"updateCapability",value:function(e){this._socket.emit("getcapabilities"),this._callbacks.capability.push(e)}},{key:"sendMessage",value:function(e,t){this._socket?this._socket.emit("message",{to:e,from:this._socket.id,message:t}):l.error("socket is null")}},{key:"getQrCode",value:function(){var e=this;return new Promise((function(t){e._qrCode?t(e._qrCode):e._callbacks.qrcode.push(t)}))}}])&&c(t.prototype,n),r&&c(t,r),e}();t.WorkerManager=h},function(e,t,n){"use strict";Object.defineProperty(t,"__esModule",{value:!0}),t.SocketWeb=void 0;var r=o(n(32));function o(e){return e&&e.__esModule?e:{default:e}}function i(e,t){for(var n=0;n<t.length;n++){var r=t[n];r.enumerable=r.enumerable||!1,r.configurable=!0,"value"in r&&(r.writable=!0),Object.defineProperty(e,r.key,r)}}var s=new(o(n(1)).default)("socket-web.js"),a=function(){function e(){!function(e,t){if(!(e instanceof t))throw new TypeError("Cannot call a class as a function")}(this,e),s.debug("SocketWeb created"),this._serverUrl=null,this._socket=null}var t,n,o;return t=e,(n=[{key:"id",get:function(){return this._socket.id}},{key:"on",value:function(e,t){s.debug("on: ".concat(e)),this._socket.on(e,t)}},{key:"emit",value:function(e,t){s.debug("emit: ".concat(e)),this._socket.emit(e,t)}},{key:"connect",value:function(e){s.debug("connect url:".concat(e)),this._serverUrl=e,this._socket=(0,r.default)(e,{transports:["websocket","polling"]})}},{key:"close",value:function(){s.debug("close"),this._socket.close()}}])&&i(t.prototype,n),o&&i(t,o),e}();t.SocketWeb=a},function(e,t,n){"use strict";var r;function o(e,t){for(var n=0;n<t.length;n++){var r=t[n];r.enumerable=r.enumerable||!1,r.configurable=!0,"value"in r&&(r.writable=!0),Object.defineProperty(e,r.key,r)}}Object.defineProperty(t,"__esModule",{value:!0}),t.SocketTizen=void 0;var 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t=document.createElement("style");t.innerText=c.default.toString(),this._shadow.appendChild(t),this._element=document.createElement("div"),this._element.classList.add("modal"),this._element.id=C,this._element.classList.add("overlay"),this._element.setAttribute("tabindex","-1"),this._element.setAttribute("role","dialog"),this._shadow.appendChild(this._element),this._element.innerHTML=(0,a.default)({SIGNAL_IMG:u.default,ENABLE_IMG:l.default,alwaysUseSameDevice:!0}),this._keydownEventListener=function(t){var n=!1;switch(t.which){case A.LEFT:case A.UP:case A.RIGHT:case A.DOWN:e.moveElement(t.which),n=!0;break;case A.BACKSPACE:case A.XF86_BACK:e._element.querySelector("#closeBtn").click(),n=!0;break;case A.ENTER:case A.SPACE:n=e.selectElement()}n?(t.preventDefault(),t.stopPropagation()):w.debug("Not handled keydown. 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"},function(e,t,n){"use 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"},function(e,t,n){"use 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"},,,,function(t,e,n){"use 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ne})),n.d(r,"registerLoadRouter",(function(){return f})),n.d(r,"registerSaveRouter",(function(){return h})),n.d(r,"weightsLoaderFactory",(function(){return re})),n.d(r,"withSaveHandler",(function(){return pe}));var o={};n.r(o),n.d(o,"fromPixelsAsync",(function(){return Oe})),n.d(o,"toPixels",(function(){return ke})),n.d(o,"fromPixels",(function(){return Se}));var a={};n.r(a),n.d(a,"assertParamsValid",(function(){return Te})),n.d(a,"maskToAxes",(function(){return Ce})),n.d(a,"computeOutShape",(function(){return Ee})),n.d(a,"stridesWithElidedDims",(function(){return Ie})),n.d(a,"getNormalizedAxes",(function(){return Ae})),n.d(a,"startIndicesWithElidedDims",(function(){return Re})),n.d(a,"stopIndicesWithElidedDims",(function(){return _e})),n.d(a,"stridesForAxis",(function(){return $e})),n.d(a,"startForAxis",(function(){return Fe})),n.d(a,"stopForAxis",(function(){return De})),n.d(a,"isSliceContinous",(function(){return Me})),n.d(a,"computeFlatOffset",(function(){return Pe})),n.d(a,"parseSliceParams",(function(){return Le})),n.d(a,"sliceInfo",(function(){return Be}));var i={};n.r(i),n.d(i,"segOpComputeOptimalWindowSize",(function(){return Wt})),n.d(i,"computeOutShape",(function(){return Gt})),n.d(i,"collectGatherOpShapeInfo",(function(){return Ht}));var s={};n.r(s),n.d(s,"axesAreInnerMostDims",(function(){return He.b})),n.d(s,"combineLocations",(function(){return He.c})),n.d(s,"computeOutAndReduceShapes",(function(){return He.d})),n.d(s,"expandShapeToKeepDim",(function(){return He.e})),n.d(s,"assertAxesAreInnerMostDims",(function(){return He.a})),n.d(s,"getAxesPermutation",(function(){return He.f})),n.d(s,"getUndoAxesPermutation",(function(){return He.h})),n.d(s,"getInnerMostAxes",(function(){return He.g})),n.d(s,"getBroadcastDims",(function(){return he.getBroadcastDims})),n.d(s,"getReductionAxes",(function(){return he.getReductionAxes})),n.d(s,"assertAndGetBroadcastShape",(function(){return he.assertAndGetBroadcastShape})),n.d(s,"assertParamsConsistent",(function(){return qe})),n.d(s,"computeOutShape",(function(){return Ke})),n.d(s,"computeDilation2DInfo",(function(){return Xe.e})),n.d(s,"computePool2DInfo",(function(){return Xe.f})),n.d(s,"computePool3DInfo",(function(){return Xe.g})),n.d(s,"computeConv2DInfo",(function(){return Xe.b})),n.d(s,"computeConv3DInfo",(function(){return Xe.c})),n.d(s,"computeDefaultPad",(function(){return Xe.d})),n.d(s,"tupleValuesAreOne",(function(){return Xe.j})),n.d(s,"eitherStridesOrDilationsAreOne",(function(){return Xe.i})),n.d(s,"convertConv2DDataFormat",(function(){return Xe.h})),n.d(s,"checkPadOnDimRoundingMode",(function(){return Xe.a})),n.d(s,"getFusedDyActivation",(function(){return Ye.c})),n.d(s,"getFusedBiasGradient",(function(){return Ye.b})),n.d(s,"applyActivation",(function(){return Ye.a})),n.d(s,"shouldFuse",(function(){return Ye.d})),n.d(s,"PARALLELIZE_THRESHOLD",(function(){return Qe})),n.d(s,"computeOptimalWindowSize",(function(){return Ze})),n.d(s,"slice_util",(function(){return a})),n.d(s,"upcastType",(function(){return Ve.b})),n.d(s,"getImageCenter",(function(){return Je})),n.d(s,"getReshaped",(function(){return et})),n.d(s,"getPermuted",(function(){return tt})),n.d(s,"getReshapedPermuted",(function(){return nt})),n.d(s,"getSliceBeginCoords",(function(){return rt})),n.d(s,"getSliceSize",(function(){return ot})),n.d(s,"prepareAndValidate",(function(){return at})),n.d(s,"validateUpdateShape",(function(){return it.c})),n.d(s,"validateInput",(function(){return it.b})),n.d(s,"calculateShapes",(function(){return it.a})),n.d(s,"SELU_SCALEALPHA",(function(){return st})),n.d(s,"SELU_SCALE",(function(){return ut})),n.d(s,"ERF_P",(function(){return ct})),n.d(s,"ERF_A1",(function(){return lt})),n.d(s,"ERF_A2",(function(){return dt})),n.d(s,"ERF_A3",(function(){return pt})),n.d(s,"ERF_A4",(function(){return ht})),n.d(s,"ERF_A5",(function(){return ft})),n.d(s,"warn",(function(){return mt.b})),n.d(s,"log",(function(){return mt.a})),n.d(s,"mergeRealAndImagArrays",(function(){return gt})),n.d(s,"splitRealAndImagArrays",(function(){return bt})),n.d(s,"complexWithEvenIndex",(function(){return yt})),n.d(s,"complexWithOddIndex",(function(){return vt})),n.d(s,"getComplexWithIndex",(function(){return xt})),n.d(s,"assignToTypedArray",(function(){return wt})),n.d(s,"exponents",(function(){return Ot})),n.d(s,"exponent",(function(){return kt})),n.d(s,"decodeEinsumEquation",(function(){return Tt})),n.d(s,"getEinsumPermutation",(function(){return Ct})),n.d(s,"checkEinsumDimSizes",(function(){return Et})),n.d(s,"getEinsumComputePath",(function(){return It})),n.d(s,"isIdentityPermutation",(function(){return jt})),n.d(s,"prepareSplitSize",(function(){return At})),n.d(s,"getSparseFillEmptyRowsIndicesDenseShapeMismatch",(function(){return Rt})),n.d(s,"getSparseFillEmptyRowsNegativeIndexErrorMessage",(function(){return _t})),n.d(s,"getSparseFillEmptyRowsOutOfRangeIndexErrorMessage",(function(){return $t})),n.d(s,"getSparseReshapeMultipleNegativeOneOutputDimErrorMessage",(function(){return Ft})),n.d(s,"getSparseReshapeNegativeOutputDimErrorMessage",(function(){return Dt})),n.d(s,"getSparseReshapeEmptyTensorZeroOutputDimErrorMessage",(function(){return Mt})),n.d(s,"getSparseReshapeInputOutputMultipleErrorMessage",(function(){return Pt})),n.d(s,"getSparseReshapeInputOutputMismatchErrorMessage",(function(){return Lt})),n.d(s,"getSparseSegmentReductionNegativeSegmentIdsErrorMessage",(function(){return Bt})),n.d(s,"getSparseSegmentReductionNonIncreasingSegmentIdsErrorMessage",(function(){return zt})),n.d(s,"getSparseSegmentReductionSegmentIdOutOfRangeErrorMessage",(function(){return Ut})),n.d(s,"getSparseSegmentReductionIndicesOutOfRangeErrorMessage",(function(){return Vt})),n.d(s,"segment_util",(function(){return i})),n.d(s,"fromUint8ToStringArray",(function(){return qt})),n.d(s,"fromStringArrayToUint8",(function(){return Kt}));var u={};n.r(u),n.d(u,"nonMaxSuppressionV3Impl",(function(){return Yt.a})),n.d(u,"nonMaxSuppressionV4Impl",(function(){return Yt.b})),n.d(u,"nonMaxSuppressionV5Impl",(function(){return Yt.c})),n.d(u,"whereImpl",(function(){return Qt.a}));var c=n(5),l=(n(333),n(19)),d=n(58);
+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+class p{constructor(){this.saveRouters=[],this.loadRouters=[]}static getInstance(){return null==p.instance&&(p.instance=new p),p.instance}static registerSaveRouter(e){p.getInstance().saveRouters.push(e)}static registerLoadRouter(e){p.getInstance().loadRouters.push(e)}static getSaveHandlers(e){return p.getHandlers(e,"save")}static getLoadHandlers(e,t){return p.getHandlers(e,"load",t)}static getHandlers(e,t,n){const r=[];return("load"===t?p.getInstance().loadRouters:p.getInstance().saveRouters).forEach(t=>{const o=t(e,n);null!==o&&r.push(o)}),r}}const h=e=>p.registerSaveRouter(e),f=e=>p.registerLoadRouter(e),m=e=>p.getSaveHandlers(e),g=(e,t)=>p.getLoadHandlers(e,t)
+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */;function b(){if(!Object(l.b)().getBool("IS_BROWSER"))throw new Error("Failed to obtain IndexedDB factory because the current environmentis not a web browser.");const e="undefined"==typeof window?self:window,t=e.indexedDB||e.mozIndexedDB||e.webkitIndexedDB||e.msIndexedDB||e.shimIndexedDB;if(null==t)throw new Error("The current browser does not appear to support IndexedDB.");return t}function y(e){const t=e.result;t.createObjectStore("models_store",{keyPath:"modelPath"}),t.createObjectStore("model_info_store",{keyPath:"modelPath"})}class v{constructor(e){if(this.indexedDB=b(),null==e||!e)throw new Error("For IndexedDB, modelPath must not be null, undefined or empty.");this.modelPath=e}async save(e){if(e.modelTopology instanceof ArrayBuffer)throw new Error("BrowserLocalStorage.save() does not support saving model topology in binary formats yet.");return this.databaseAction(this.modelPath,e)}async load(){return this.databaseAction(this.modelPath)}databaseAction(e,t){return new Promise((e,n)=>{const r=this.indexedDB.open("tensorflowjs",1);r.onupgradeneeded=()=>y(r),r.onsuccess=()=>{const o=r.result;if(null==t){const t=o.transaction("models_store","readonly"),r=t.objectStore("models_store").get(this.modelPath);r.onsuccess=()=>{if(null==r.result)return o.close(),n(new Error(`Cannot find model with path '${this.modelPath}' in IndexedDB.`));e(r.result.modelArtifacts)},r.onerror=e=>(o.close(),n(r.error)),t.oncomplete=()=>o.close()}else{const r=Object(d.h)(t),a=o.transaction("model_info_store","readwrite");let i=a.objectStore("model_info_store");const s=i.put({modelPath:this.modelPath,modelArtifactsInfo:r});let u;s.onsuccess=()=>{u=o.transaction("models_store","readwrite");const s=u.objectStore("models_store").put({modelPath:this.modelPath,modelArtifacts:t,modelArtifactsInfo:r});s.onsuccess=()=>e({modelArtifactsInfo:r}),s.onerror=e=>{i=a.objectStore("model_info_store");const t=i.delete(this.modelPath);t.onsuccess=()=>(o.close(),n(s.error)),t.onerror=e=>(o.close(),n(s.error))}},s.onerror=e=>(o.close(),n(s.error)),a.oncomplete=()=>{null==u?o.close():u.oncomplete=()=>o.close()}}},r.onerror=e=>n(r.error)})}}v.URL_SCHEME="indexeddb://";const x=e=>{return Object(l.b)().getBool("IS_BROWSER")&&!Array.isArray(e)&&e.startsWith(v.URL_SCHEME)?(t=e.slice(v.URL_SCHEME.length),new v(t)):null;var t};p.registerSaveRouter(x),p.registerLoadRouter(x);class w{constructor(){this.indexedDB=b()}async listModels(){return new Promise((e,t)=>{const n=this.indexedDB.open("tensorflowjs",1);n.onupgradeneeded=()=>y(n),n.onsuccess=()=>{const r=n.result,o=r.transaction("model_info_store","readonly"),a=o.objectStore("model_info_store").getAll();a.onsuccess=()=>{const t={};for(const e of a.result)t[e.modelPath]=e.modelArtifactsInfo;e(t)},a.onerror=e=>(r.close(),t(a.error)),o.oncomplete=()=>r.close()},n.onerror=e=>t(n.error)})}async removeModel(e){var t;return e=(t=e).startsWith(v.URL_SCHEME)?t.slice(v.URL_SCHEME.length):t,new Promise((t,n)=>{const r=this.indexedDB.open("tensorflowjs",1);r.onupgradeneeded=()=>y(r),r.onsuccess=()=>{const o=r.result,a=o.transaction("model_info_store","readwrite"),i=a.objectStore("model_info_store"),s=i.get(e);let u;s.onsuccess=()=>{if(null==s.result)return o.close(),n(new Error(`Cannot find model with path '${e}' in IndexedDB.`));{const r=i.delete(e),a=()=>{u=o.transaction("models_store","readwrite");const r=u.objectStore("models_store").delete(e);r.onsuccess=()=>t(s.result.modelArtifactsInfo),r.onerror=e=>n(s.error)};r.onsuccess=a,r.onerror=e=>(a(),o.close(),n(s.error))}},s.onerror=e=>(o.close(),n(s.error)),a.oncomplete=()=>{null==u?o.close():u.oncomplete=()=>o.close()}},r.onerror=e=>n(r.error)})}}var O=n(9);
+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const k="tensorflowjs_models",S="info",T="model_topology",C="weight_specs",E="weight_data",I="model_metadata";function j(e){return{info:[k,e,S].join("/"),topology:[k,e,T].join("/"),weightSpecs:[k,e,C].join("/"),weightData:[k,e,E].join("/"),modelMetadata:[k,e,I].join("/")}}function N(e){for(const t of Object.values(e))window.localStorage.removeItem(t)}function A(e){const t=e.split("/");if(t.length<3)throw new Error("Invalid key format: "+e);return t.slice(1,t.length-1).join("/")}class R{constructor(e){if(!Object(l.b)().getBool("IS_BROWSER")||"undefined"==typeof window||void 0===window.localStorage)throw new Error("The current environment does not support local storage.");if(this.LS=window.localStorage,null==e||!e)throw new Error("For local storage, modelPath must not be null, undefined or empty.");this.modelPath=e,this.keys=j(this.modelPath)}async save(e){if(e.modelTopology instanceof ArrayBuffer)throw new Error("BrowserLocalStorage.save() does not support saving model topology in binary formats yet.");{const t=JSON.stringify(e.modelTopology),n=JSON.stringify(e.weightSpecs),r=Object(d.h)(e);try{this.LS.setItem(this.keys.info,JSON.stringify(r)),this.LS.setItem(this.keys.topology,t),this.LS.setItem(this.keys.weightSpecs,n),this.LS.setItem(this.keys.weightData,Object(d.a)(e.weightData));const o={format:e.format,generatedBy:e.generatedBy,convertedBy:e.convertedBy,signature:null!=e.signature?e.signature:void 0,userDefinedMetadata:null!=e.userDefinedMetadata?e.userDefinedMetadata:void 0,modelInitializer:null!=e.modelInitializer?e.modelInitializer:void 0,trainingConfig:null!=e.trainingConfig?e.trainingConfig:void 0};return this.LS.setItem(this.keys.modelMetadata,JSON.stringify(o)),{modelArtifactsInfo:r}}catch(e){throw N(this.keys),new Error(`Failed to save model '${this.modelPath}' to local storage: size quota being exceeded is a possible cause of this failure: modelTopologyBytes=${r.modelTopologyBytes}, weightSpecsBytes=${r.weightSpecsBytes}, weightDataBytes=${r.weightDataBytes}.`)}}}async load(){const e=JSON.parse(this.LS.getItem(this.keys.info));if(null==e)throw new Error(`In local storage, there is no model with name '${this.modelPath}'`);if("JSON"!==e.modelTopologyType)throw new Error("BrowserLocalStorage does not support loading non-JSON model topology yet.");const t={},n=JSON.parse(this.LS.getItem(this.keys.topology));if(null==n)throw new Error(`In local storage, the topology of model '${this.modelPath}' is missing.`);t.modelTopology=n;const r=JSON.parse(this.LS.getItem(this.keys.weightSpecs));if(null==r)throw new Error(`In local storage, the weight specs of model '${this.modelPath}' are missing.`);t.weightSpecs=r;const o=this.LS.getItem(this.keys.modelMetadata);if(null!=o){const e=JSON.parse(o);t.format=e.format,t.generatedBy=e.generatedBy,t.convertedBy=e.convertedBy,null!=e.signature&&(t.signature=e.signature),null!=e.userDefinedMetadata&&(t.userDefinedMetadata=e.userDefinedMetadata),null!=e.modelInitializer&&(t.modelInitializer=e.modelInitializer),null!=e.trainingConfig&&(t.trainingConfig=e.trainingConfig)}const a=this.LS.getItem(this.keys.weightData);if(null==a)throw new Error(`In local storage, the binary weight values of model '${this.modelPath}' are missing.`);return t.weightData=Object(d.b)(a),t}}R.URL_SCHEME="localstorage://";const _=e=>{return Object(l.b)().getBool("IS_BROWSER")&&!Array.isArray(e)&&e.startsWith(R.URL_SCHEME)?(t=e.slice(R.URL_SCHEME.length),new R(t)):null;var t};p.registerSaveRouter(_),p.registerLoadRouter(_);class ${constructor(){Object(O.b)(Object(l.b)().getBool("IS_BROWSER"),()=>"Current environment is not a web browser"),Object(O.b)("undefined"==typeof window||void 0!==window.localStorage,()=>"Current browser does not appear to support localStorage"),this.LS=window.localStorage}async listModels(){const e={},t=k+"/",n="/"+S;for(let r=0;r<this.LS.length;++r){const o=this.LS.key(r);if(o.startsWith(t)&&o.endsWith(n)){e[A(o)]=JSON.parse(this.LS.getItem(o))}}return e}async removeModel(e){var t;const n=j(e=(t=e).startsWith(R.URL_SCHEME)?t.slice(R.URL_SCHEME.length):t);if(null==this.LS.getItem(n.info))throw new Error(`Cannot find model at path '${e}'`);const r=JSON.parse(this.LS.getItem(n.info));return N(n),r}}
+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */class F{constructor(){this.managers={}}static getInstance(){return null==F.instance&&(F.instance=new F),F.instance}static registerManager(e,t){Object(O.b)(null!=e,()=>"scheme must not be undefined or null."),e.endsWith("://")&&(e=e.slice(0,e.indexOf("://"))),Object(O.b)(e.length>0,()=>"scheme must not be an empty string.");const n=F.getInstance();Object(O.b)(null==n.managers[e],()=>`A model store manager is already registered for scheme '${e}'.`),n.managers[e]=t}static getManager(e){const t=this.getInstance().managers[e];if(null==t)throw new Error(`Cannot find model manager for scheme '${e}'`);return t}static getSchemes(){return Object.keys(this.getInstance().managers)}}function D(e){if(-1===e.indexOf("://"))throw new Error("The url string provided does not contain a scheme. Supported schemes are: "+F.getSchemes().join(","));return{scheme:e.split("://")[0],path:e.split("://")[1]}}async function M(e,t,n=!1){Object(O.b)(e!==t,()=>`Old path and new path are the same: '${e}'`);const r=p.getLoadHandlers(e);Object(O.b)(r.length>0,()=>`Copying failed because no load handler is found for source URL ${e}.`),Object(O.b)(r.length<2,()=>`Copying failed because more than one (${r.length}) load handlers for source URL ${e}.`);const o=r[0],a=p.getSaveHandlers(t);Object(O.b)(a.length>0,()=>`Copying failed because no save handler is found for destination URL ${t}.`),Object(O.b)(a.length<2,()=>`Copying failed because more than one (${r.length}) save handlers for destination URL ${t}.`);const i=a[0],s=D(e).scheme,u=D(e).path,c=s===D(e).scheme,l=await o.load();n&&c&&await F.getManager(s).removeModel(u);const d=await i.save(l);return n&&!c&&await F.getManager(s).removeModel(u),d.modelArtifactsInfo}async function P(){const e=F.getSchemes(),t={};for(const n of e){const e=await F.getManager(n).listModels();for(const r in e){t[n+"://"+r]=e[r]}}return t}async function L(e){const t=D(e);return F.getManager(t.scheme).removeModel(t.path)}async function B(e,t){return M(e,t,!1)}async function z(e,t){return M(e,t,!0)}
+/**
+ * @license
+ * Copyright 2019 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */class U{fetch(e,t){return fetch(e,t)}now(){return performance.now()}encode(e,t){if("utf-8"!==t&&"utf8"!==t)throw new Error("Browser's encoder only supports utf-8, but got "+t);return null==this.textEncoder&&(this.textEncoder=new TextEncoder),this.textEncoder.encode(e)}decode(e,t){return new TextDecoder(t).decode(e)}}if(Object(l.b)().get("IS_BROWSER")){Object(l.b)().setPlatform("browser",new U);try{F.registerManager(R.URL_SCHEME,new $)}catch(e){}try{F.registerManager(v.URL_SCHEME,new w)}catch(e){}}n(891);var V=n(122),W=n(46),G=n(129),H=n(370),q=n(42);
+/**
+ * @license
+ * Copyright 2020 Google Inc. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+Object(c.b)();const K={buffer:V.a,cast:W.a,clone:G.a,print:H.a};Object(q.e)(K);function X(e){return new Promise(e=>setTimeout(e)).then(e)}class Y{constructor(e){if(!Object(l.b)().getBool("IS_BROWSER"))throw new Error("browserDownloads() cannot proceed because the current environment is not a browser.");e.startsWith(Y.URL_SCHEME)&&(e=e.slice(Y.URL_SCHEME.length)),null!=e&&0!==e.length||(e="model"),this.modelJsonFileName=e+".json",this.weightDataFileName=e+".weights.bin"}async save(e){if("undefined"==typeof document)throw new Error("Browser downloads are not supported in this environment since `document` is not present");const t=window.URL.createObjectURL(new Blob([e.weightData],{type:"application/octet-stream"}));if(e.modelTopology instanceof ArrayBuffer)throw new Error("BrowserDownloads.save() does not support saving model topology in binary formats yet.");{const n=[{paths:["./"+this.weightDataFileName],weights:e.weightSpecs}],r=Object(d.i)(e,n),o=window.URL.createObjectURL(new Blob([JSON.stringify(r)],{type:"application/json"})),a=null==this.modelJsonAnchor?document.createElement("a"):this.modelJsonAnchor;if(a.download=this.modelJsonFileName,a.href=o,await X(()=>a.dispatchEvent(new MouseEvent("click"))),null!=e.weightData){const e=null==this.weightDataAnchor?document.createElement("a"):this.weightDataAnchor;e.download=this.weightDataFileName,e.href=t,await X(()=>e.dispatchEvent(new MouseEvent("click")))}return{modelArtifactsInfo:Object(d.h)(e)}}}}Y.URL_SCHEME="downloads://";class Q{constructor(e){if(null==e||e.length<1)throw new Error("When calling browserFiles, at least 1 file is required, but received "+e);this.jsonFile=e[0],this.weightsFiles=e.slice(1)}async load(){return new Promise((e,t)=>{const n=new FileReader;n.onload=n=>{const r=JSON.parse(n.target.result),o=r.modelTopology;if(null==o)return void t(new Error("modelTopology field is missing from file "+this.jsonFile.name));if(null==r.weightsManifest)return void t(new Error("weightManifest field is missing from file "+this.jsonFile.name));if(0===this.weightsFiles.length)return void e({modelTopology:o});const a=Object(d.g)(r,e=>this.loadWeights(e));e(a)},n.onerror=e=>t(`Failed to read model topology and weights manifest JSON from file '${this.jsonFile.name}'. BrowserFiles supports loading Keras-style tf.Model artifacts only.`),n.readAsText(this.jsonFile)})}loadWeights(e){const t=[],n=[];for(const r of e)t.push(...r.weights),n.push(...r.paths);const r=this.checkManifestAndWeightFiles(e),o=n.map(e=>this.loadWeightsFile(e,r[e]));return Promise.all(o).then(e=>[t,Object(d.d)(e)])}loadWeightsFile(e,t){return new Promise((n,r)=>{const o=new FileReader;o.onload=e=>{const t=e.target.result;n(t)},o.onerror=t=>r(`Failed to weights data from file of path '${e}'.`),o.readAsArrayBuffer(t)})}checkManifestAndWeightFiles(e){const t=[],n=this.weightsFiles.map(e=>Object(d.c)(e.name)),r={};for(const o of e)o.paths.forEach(e=>{const o=Object(d.c)(e);if(-1!==t.indexOf(o))throw new Error(`Duplicate file basename found in weights manifest: '${o}'`);if(t.push(o),-1===n.indexOf(o))throw new Error(`Weight file with basename '${o}' is not provided.`);r[e]=this.weightsFiles[n.indexOf(o)]});if(t.length!==this.weightsFiles.length)throw new Error(`Mismatch in the number of files in weights manifest (${t.length}) and the number of weight files provided (${this.weightsFiles.length}).`);return r}}function Z(e){return new Q(e)}
+/**
+ * @license
+ * Copyright 2019 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */function J(e,t,n,r){!function(e){Object(O.b)(null!=e&&Array.isArray(e)&&e.length>0,()=>"promises must be a none empty array")}(e),function(e,t){Object(O.b)(e>=0&&e<=1,()=>"Progress fraction must be in range [0, 1], but got startFraction "+e),Object(O.b)(t>=0&&t<=1,()=>"Progress fraction must be in range [0, 1], but got endFraction "+t),Object(O.b)(t>=e,()=>`startFraction must be no more than endFraction, but got startFraction ${e} and endFraction `+t)}(n=null==n?0:n,r=null==r?1:r);let o=0;return Promise.all(e.map(a=>(a.then(a=>{const i=n+ ++o/e.length*(r-n);return t(i),a}),a)))}p.registerSaveRouter(e=>Object(l.b)().getBool("IS_BROWSER")&&!Array.isArray(e)&&e.startsWith(Y.URL_SCHEME)?function(e="model"){return new Y(e)}(e.slice(Y.URL_SCHEME.length)):null);var ee=n(345);
+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */async function te(e,t){null==t&&(t={});const n=null==t.fetchFunc?Object(l.b)().platform.fetch:t.fetchFunc,r=e.map(e=>n(e,t.requestInit,{isBinary:!0})),o=(null==t.onProgress?await Promise.all(r):await J(r,t.onProgress,0,.5)).map(e=>e.arrayBuffer());return null==t.onProgress?await Promise.all(o):await J(o,t.onProgress,.5,1)}async function ne(e,t="",n,r){return re(e=>te(e,{requestInit:r}))(e,t,n)}function re(e){return async(t,n="",r)=>{const o=t.map(()=>!1),a={},i=null!=r?r.map(()=>!1):[],s=[];if(t.forEach((e,t)=>{let n=0;e.weights.forEach(e=>{const u="quantization"in e?e.quantization.dtype:e.dtype,c=ee.a[u]*O.O(e.shape),l=()=>{o[t]=!0,null==a[t]&&(a[t]=[]),a[t].push({manifestEntry:e,groupOffset:n,sizeBytes:c})};null!=r?r.forEach((t,n)=>{t===e.name&&(l(),i[n]=!0)}):l(),s.push(e.name),n+=c})}),!i.every(e=>e)){const e=r.filter((e,t)=>!i[t]);throw new Error("Could not find weights in manifest with names: "+e.join(", ")+". \nManifest JSON has weights with names: "+s.join(", ")+".")}const u=o.reduce((e,t,n)=>(t&&e.push(n),e),[]),c=[];u.forEach(e=>{t[e].paths.forEach(e=>{const t=n+(n.endsWith("/")?"":"/")+e;c.push(t)})});const l=await e(c),p={};let h=0;return u.forEach(e=>{const n=t[e].paths.length;let r=0;for(let e=0;e<n;e++)r+=l[h+e].byteLength;const o=new ArrayBuffer(r),i=new Uint8Array(o);let s=0;for(let e=0;e<n;e++){const t=new Uint8Array(l[h+e]);i.set(t,s),s+=t.byteLength}a[e].forEach(e=>{const t=o.slice(e.groupOffset,e.groupOffset+e.sizeBytes),n=Object(d.e)(t,[e.manifestEntry]);for(const e in n)p[e]=n[e]}),h+=n}),p}}
+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */class oe{constructor(e,t){if(this.DEFAULT_METHOD="POST",null==t&&(t={}),this.weightPathPrefix=t.weightPathPrefix,this.onProgress=t.onProgress,this.weightUrlConverter=t.weightUrlConverter,null!=t.fetchFunc?(Object(O.b)("function"==typeof t.fetchFunc,()=>"Must pass a function that matches the signature of `fetch` (see https://developer.mozilla.org/en-US/docs/Web/API/Fetch_API)"),this.fetch=t.fetchFunc):this.fetch=Object(l.b)().platform.fetch,Object(O.b)(null!=e&&e.length>0,()=>"URL path for http must not be null, undefined or empty."),Array.isArray(e)&&Object(O.b)(2===e.length,()=>`URL paths for http must have a length of 2, (actual length is ${e.length}).`),this.path=e,null!=t.requestInit&&null!=t.requestInit.body)throw new Error("requestInit is expected to have no pre-existing body, but has one.");this.requestInit=t.requestInit||{}}async save(e){if(e.modelTopology instanceof ArrayBuffer)throw new Error("BrowserHTTPRequest.save() does not support saving model topology in binary formats yet.");const t=Object.assign({method:this.DEFAULT_METHOD},this.requestInit);t.body=new FormData;const n=[{paths:["./model.weights.bin"],weights:e.weightSpecs}],r=Object(d.i)(e,n);t.body.append("model.json",new Blob([JSON.stringify(r)],{type:"application/json"}),"model.json"),null!=e.weightData&&t.body.append("model.weights.bin",new Blob([e.weightData],{type:"application/octet-stream"}),"model.weights.bin");const o=await this.fetch(this.path,t);if(o.ok)return{modelArtifactsInfo:Object(d.h)(e),responses:[o]};throw new Error("BrowserHTTPRequest.save() failed due to HTTP response status "+o.status+".")}async load(){const e=await this.fetch(this.path,this.requestInit);if(!e.ok)throw new Error(`Request to ${this.path} failed with status code `+e.status+". Please verify this URL points to the model JSON of the model to load.");let t;try{t=await e.json()}catch(e){let t=`Failed to parse model JSON of response from ${this.path}.`;throw this.path.endsWith(".pb")?t+=" Your path contains a .pb file extension. Support for .pb models have been removed in TensorFlow.js 1.0 in favor of .json models. You can re-convert your Python TensorFlow model using the TensorFlow.js 1.0 conversion scripts or you can convert your.pb models with the 'pb2json'NPM script in the tensorflow/tfjs-converter repository.":t+=" Please make sure the server is serving valid JSON for this request.",new Error(t)}const n=t.modelTopology,r=t.weightsManifest;if(null==n&&null==r)throw new Error(`The JSON from HTTP path ${this.path} contains neither model topology or manifest for weights.`);return Object(d.g)(t,e=>this.loadWeights(e))}async loadWeights(e){const t=Array.isArray(this.path)?this.path[1]:this.path,[n,r]=function(e){const t=e.lastIndexOf("/"),n=e.lastIndexOf("?"),r=e.substring(0,t),o=n>t?e.substring(n):"";return[r+"/",o]}(t),o=this.weightPathPrefix||n,a=[];for(const t of e)a.push(...t.weights);const i=[],s=[];for(const t of e)for(const e of t.paths)null!=this.weightUrlConverter?s.push(this.weightUrlConverter(e)):i.push(o+e+r);this.weightUrlConverter&&i.push(...await Promise.all(s));const u=await te(i,{requestInit:this.requestInit,fetchFunc:this.fetch,onProgress:this.onProgress});return[a,Object(d.d)(u)]}}function ae(e){return null!=e.match(oe.URL_SCHEME_REGEX)}oe.URL_SCHEME_REGEX=/^https?:\/\//;const ie=(e,t)=>{if("undefined"==typeof fetch&&(null==t||null==t.fetchFunc))return null;{let n=!0;if(n=Array.isArray(e)?e.every(e=>ae(e)):ae(e),n)return se(e,t)}return null};function se(e,t){return new oe(e,t)}function ue(e,t){return se(e,t)}
+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */p.registerSaveRouter(ie),p.registerLoadRouter(ie);class ce{constructor(e){this.modelArtifacts=e}async load(){return this.modelArtifacts}}class le{constructor(e){this.saveHandler=e}async save(e){return this.saveHandler(e)}}function de(e,t,n,r){if(1===arguments.length){return null!=e.modelTopology||null!=e.weightSpecs?new ce(e):(console.warn("Please call tf.io.fromMemory() with only one argument. The argument should be of type ModelArtifacts. The multi-argument signature of tf.io.fromMemory() has been deprecated and will be removed in a future release."),new ce({modelTopology:e}))}return console.warn("Please call tf.io.fromMemory() with only one argument. The argument should be of type ModelArtifacts. The multi-argument signature of tf.io.fromMemory() has been deprecated and will be removed in a future release."),new ce({modelTopology:e,weightSpecs:t,weightData:n,trainingConfig:r})}function pe(e){return new le(e)}
+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */var he=n(35),fe=n(6),me=n(141),ge=n(3),be=n(4),ye=n(393);
+/**
+ * @license
+ * Copyright 2019 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+let ve;function xe(e,t=3){if(t>4)throw new Error("Cannot construct Tensor with more than 4 channels from pixels.");if(null==e)throw new Error("pixels passed to tf.browser.fromPixels() can not be null");let n=!1,r=!1,o=!1,a=!1,i=!1,s=!1;if(e.data instanceof Uint8Array)n=!0;else if("undefined"!=typeof ImageData&&e instanceof ImageData)r=!0;else if("undefined"!=typeof HTMLVideoElement&&e instanceof HTMLVideoElement)o=!0;else if("undefined"!=typeof HTMLImageElement&&e instanceof HTMLImageElement)a=!0;else if(null!=e.getContext)i=!0;else{if(!("undefined"!=typeof ImageBitmap&&e instanceof ImageBitmap))throw new Error("pixels passed to tf.browser.fromPixels() must be either an HTMLVideoElement, HTMLImageElement, HTMLCanvasElement, ImageData in browser, or OffscreenCanvas, ImageData in webworker or {data: Uint32Array, width: number, height: number}, but was "+e.constructor.name);s=!0}if(o){const t=2;if(o&&e.readyState<t)throw new Error("The video element has not loaded data yet. Please wait for `loadeddata` event on the <video> element.")}if(null!=Object(me.b)(fe.gb,c.a.backendName)){const n={pixels:e},r={numChannels:t};return c.a.runKernel(fe.gb,n,r)}const[u,l]=o?[e.videoWidth,e.videoHeight]:[e.width,e.height];let d,p;if(i)d=e.getContext("2d").getImageData(0,0,u,l).data;else if(r||n)d=e.data;else if(a||o||s){if(null==ve)if("undefined"==typeof document){if("undefined"==typeof OffscreenCanvas||"undefined"==typeof OffscreenCanvasRenderingContext2D)throw new Error("Cannot parse input in current context. Reason: OffscreenCanvas Context2D rendering is not supported.");ve=new OffscreenCanvas(1,1).getContext("2d")}else ve=document.createElement("canvas").getContext("2d");ve.canvas.width=u,ve.canvas.height=l,ve.drawImage(e,0,0,u,l),d=ve.getImageData(0,0,u,l).data}if(4===t)p=new Int32Array(d);else{const e=u*l;p=new Int32Array(e*t);for(let n=0;n<e;n++)for(let e=0;e<t;++e)p[n*t+e]=d[4*n+e]}const h=[l,u,t];return Object(ye.a)(p,h,"int32")}function we(e){return"undefined"!=typeof window&&"undefined"!=typeof ImageBitmap&&window.hasOwnProperty("createImageBitmap")&&!(e instanceof ImageBitmap)&&function(e){return null!=e&&0!==e.width&&0!==e.height}(e)&&!function(e){return null!=e&&e.data instanceof Uint8Array}(e)}async function Oe(e,t=3){let n=null;if(Object(l.b)().getBool("WRAP_TO_IMAGEBITMAP")&&we(e)){let t;try{t=await createImageBitmap(e,{premultiplyAlpha:"none"})}catch(e){t=null}n=null!=t&&t.width===e.width&&t.height===e.height?t:e}else n=e;return xe(n,t)}async function ke(e,t){let n=Object(ge.a)(e,"img","toPixels");if(!(e instanceof q.a)){const e=n;n=Object(W.a)(e,"int32"),e.dispose()}if(2!==n.rank&&3!==n.rank)throw new Error(`toPixels only supports rank 2 or 3 tensors, got rank ${n.rank}.`);const[r,o]=n.shape.slice(0,2),a=2===n.rank?1:n.shape[2];if(a>4||2===a)throw new Error("toPixels only supports depth of size 1, 3 or 4 but got "+a);if("float32"!==n.dtype&&"int32"!==n.dtype)throw new Error(`Unsupported type for toPixels: ${n.dtype}. Please use float32 or int32 tensors.`);const i=await n.data(),s="float32"===n.dtype?255:1,u=new Uint8ClampedArray(o*r*4);for(let e=0;e<r*o;++e){const t=[0,0,0,255];for(let r=0;r<a;r++){const o=i[e*a+r];if("float32"===n.dtype){if(o<0||o>1)throw new Error(`Tensor values for a float32 Tensor must be in the range [0 - 1] but encountered ${o}.`)}else if("int32"===n.dtype&&(o<0||o>255))throw new Error(`Tensor values for a int32 Tensor must be in the range [0 - 255] but encountered ${o}.`);1===a?(t[0]=o*s,t[1]=o*s,t[2]=o*s):t[r]=o*s}const r=4*e;u[r+0]=Math.round(t[0]),u[r+1]=Math.round(t[1]),u[r+2]=Math.round(t[2]),u[r+3]=Math.round(t[3])}if(null!=t){t.width=o,t.height=r;const e=t.getContext("2d"),n=new ImageData(u,o,r);e.putImageData(n,0,0)}return n!==e&&n.dispose(),u}const Se=Object(be.a)({fromPixels_:xe});
+/**
+ * @license
+ * Copyright 2021 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */function Te(e,t,n){const r=e.shape.length;O.b(r===t.length,()=>`Error in slice${r}D: Length of begin ${t} must match the rank of the array (${r}).`),O.b(r===n.length,()=>`Error in slice${r}D: Length of size ${n} must match the rank of the array (${r}).`);for(let o=0;o<r;++o)O.b(t[o]+n[o]<=e.shape[o],()=>`Error in slice${r}D: begin[${o}] + size[${o}] (${t[o]+n[o]}) would overflow input.shape[${o}] (${e.shape[o]})`)}function Ce(e){const t=[];let n=0;for(;e>0;)1&e&&t.push(n),e/=2,n++;return t}function Ee(e,t,n){const r=[];for(let o=0;o<e.length;o++)r[o]=Math.ceil((t[o]-e[o])/n[o]);return r}function Ie(e,t,n,r){const o=[...e];for(let e=o.length;e<r.length;e++)o.push(1);for(let e=0;e<n;e++)0===e?o[t]=1:(o.splice(t,0,1),o.pop());return o}function je(e,t,n){return n<=e?n:n-(t-1)}function Ne(e,t){const n=[];for(let r=0;r<e;r++)n.push(t+r);return n}function Ae(e,t,n,r,o,a,i,s,u){const c=e.length;let l=new Array(c),d=new Array(c),p=new Array(c);if(t.length&&n>0){const u=t[0],c=n+1;l=Re(i,u,c,r,e),d=_e(s,u,c,o,e),p=Ie(a,u,c,e)}else for(let t=0;t<c;t++)l[t]=Fe(i,r,a,e,t,u),d[t]=De(s,o,a,e,t,u),p[t]=$e(a,t,u);return{begin:l,end:d,strides:p}}function Re(e,t,n,r,o){const a=[...o],i=Ne(n,t);for(let o=0;o<a.length;o++)if(i.indexOf(o)>-1)a[o]=0;else{const i=je(t,n,o);let s=r[i];e&1<<i&&(s=0),a[o]=s}return a}function _e(e,t,n,r,o){const a=[...o],i=Ne(n,t);for(let o=0;o<a.length;o++)if(i.indexOf(o)>-1)a[o]=Number.MAX_SAFE_INTEGER;else{const i=je(t,n,o);let s=r[i];e&1<<i&&(s=Number.MAX_SAFE_INTEGER),a[o]=s}for(let e=0;e<a.length;e++){const t=o[e];a[e]<0&&(a[e]+=t),a[e]=O.i(0,a[e],o[e])}return a}function $e(e,t,n){let r=e[t];return(n&1<<t||null==r)&&(r=1),r}function Fe(e,t,n,r,o,a){let i=t[o];const s=n[o]||1;(e&1<<o||a&1<<o||null==i)&&(i=s>0?Number.MIN_SAFE_INTEGER:Number.MAX_SAFE_INTEGER);const u=r[o];return i<0&&(i+=u),i=O.i(0,i,u-1),i}function De(e,t,n,r,o,a){let i=t[o];const s=n[o]||1;(e&1<<o||a&1<<o||null==i)&&(i=s>0?Number.MAX_SAFE_INTEGER:Number.MIN_SAFE_INTEGER);const u=r[o];return i<0&&(i+=u),i=s>0?O.i(0,i,u):O.i(-1,i,u-1),i}function Me(e,t,n){let r=n.length;for(let e=0;e<n.length;e++)if(n[e]>1){r=e;break}for(let o=r+1;o<n.length;o++)if(t[o]>0||n[o]!==e[o])return!1;return!0}function Pe(e,t){let n=e.length>0?e[e.length-1]:1;for(let r=0;r<e.length-1;r++)n+=e[r]*t[r];return n}function Le(e,t,n){let r;const o=e.shape.length;let a;return r="number"==typeof t?[t,...new Array(o-1).fill(0)]:t.length<o?t.concat(new Array(o-t.length).fill(0)):t.slice(),r.forEach(e=>{O.b(-1!==e,()=>"slice() does not support negative begin indexing.")}),a=null==n?new Array(o).fill(-1):"number"==typeof n?[n,...new Array(o-1).fill(-1)]:n.length<o?n.concat(new Array(o-n.length).fill(-1)):n,a=a.map((t,n)=>t>=0?t:(O.b(-1===t,()=>`Negative size values should be exactly -1 but got ${t} for the slice() size at index ${n}.`),e.shape[n]-r[n])),[r,a]}function Be(e,t,n,r,o,a,i,s,u){let c;if(null==r?(c=new Array(t.length),c.fill(1)):c=r,null!=i&&0!=(i&i-1))throw new Error("Multiple ellipses in slice is not allowed.");let l=!1;const d={dims:c.length,numAddAxisAfterEllipsis:0,begin:t.slice(),end:n.slice(),strides:c.slice(),beginMask:o,endMask:a,ellipsisMask:i,newAxisMask:s,shrinkAxisMask:u};for(let e=0;e<d.dims;e++)l&&0!=(1<<e&s)&&d.numAddAxisAfterEllipsis++,1<<e&i&&(l=!0);l||(d.ellipsisMask|=1<<d.dims,d.dims++);const p={dims:e.length,beginMask:0,endMask:0,beginValid:!1,endValid:!1};!function(e,t){t.beginMask=0,t.endMask=0,t.shrinkAxisMask=0;let n=0;t.beginValid=null!=e.begin,t.endValid=null!=e.end,t.begin=new Array(t.dims),t.end=new Array(t.dims),t.strides=new Array(t.dims),t.finalShapeGatherIndices=[],t.finalShapeGatherIndicesSparse=[],t.inputShapeGatherIndicesSparse=new Array(t.dims);for(let r=0;r<e.dims;r++)if(1<<r&e.ellipsisMask){const o=Math.min(t.dims-(e.dims-r)+1+e.numAddAxisAfterEllipsis,t.dims);for(;n<o;n++)t.begin[n]=0,t.end[n]=0,t.strides[n]=1,t.beginMask|=1<<n,t.endMask|=1<<n,t.finalShapeGatherIndices.push(n),t.finalShapeGatherIndicesSparse.push(-1),t.inputShapeGatherIndicesSparse[n]=r}else if(1<<r&e.newAxisMask)t.finalShapeGatherIndices.push(-2),t.finalShapeGatherIndicesSparse.push(-1);else{if(n===t.begin.length)throw Error(`Index out of range using input dim ${n}; input has only ${t.dims} dims, ${t.begin.length}.`);null!=e.begin&&(t.begin[n]=e.begin[r]),null!=e.end&&(t.end[n]=e.end[r]),t.strides[n]=e.strides[r],e.beginMask&1<<r&&(t.beginMask|=1<<n),e.endMask&1<<r&&(t.endMask|=1<<n),e.shrinkAxisMask&1<<r?(t.finalShapeGatherIndices.push(-1),t.finalShapeGatherIndicesSparse.push(-1),t.shrinkAxisMask|=1<<n):(t.finalShapeGatherIndices.push(n),t.finalShapeGatherIndicesSparse.push(r)),t.inputShapeGatherIndicesSparse[n]=r,n++}}(d,p);let h=!0,f=!0,m=!0;const g=[],b=[];for(let t=0;t<e.length;++t){if(0===p.strides[t])throw Error(`strides[${t}] must be non-zero`);const n=!!(p.shrinkAxisMask&1<<t),r=e[t];if(-1===r){g.push(n?1:-1);continue}const o=[p.beginMask&1<<t,p.endMask&1<<t],a=[p.strides[t]>0?0:-1,p.strides[t]>0?r:r-1];if(n&&p.strides[t]<=0)throw Error("only stride 1 allowed on non-range indexing.");m=m&&1===p.strides[t];const i=!!(p.beginMask&1<<t&&p.endMask&1<<t);if(p.beginValid&&p.endValid){if(n){const e=p.begin[t]<0?r+p.begin[t]:p.begin[t];if(p.begin[t]=e,p.end[t]=p.begin[t]+1,e<0||e>=r)throw Error(`slice index ${p.begin[t]} of dimension ${t} out of bounds.`)}else p.begin[t]=ze(p.begin[t],0,p.strides[t],r,o,a),p.end[t]=ze(p.end[t],1,p.strides[t],r,o,a);const e=1===p.strides[t]&&0===p.begin[t]&&p.end[t]===r;h=h&&e,f=f&&(0===t&&1===p.strides[t]||e)}else h=h&&1===p.strides[t]&&i,f=f&&(0===t&&1===p.strides[t]||i);let s,u=!1;if(p.beginValid&&p.endValid?(s=p.end[t]-p.begin[t],u=!0):n?(s=1,u=!0):i&&r>=0&&(s=p.strides[t]<0?-r:r,u=!0),u){let e;e=0===s||s<0!=p.strides[t]<0?0:Math.trunc(s/p.strides[t])+(s%p.strides[t]!=0?1:0),g.push(e)}else g.push(-1)}for(let e=0;e<p.finalShapeGatherIndices.length;++e){const t=p.finalShapeGatherIndices[e];t>=0?b.push(g[t]):-2===t&&b.push(1)}return{finalShapeSparse:b.filter((e,t)=>-2!==p.finalShapeGatherIndices[t]),finalShape:b,isIdentity:h,sliceDim0:f,isSimpleSlice:m,begin:p.begin,end:p.end,strides:p.strides}}function ze(e,t,n,r,o,a){if(o[t])return n>0?a[t]:a[t+1&1];{const t=e<0?r+e:e;return t<a[0]?a[0]:t>a[1]?a[1]:t}}var Ue=n(13),Ve=n(187),We=n(715),Ge=n(380),He=n(189);
+/**
+ * @license
+ * Copyright 2017 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function qe(e,t){const n=e[0].length;e.forEach((e,t)=>{O.b(e.length===n,()=>`Error in concat${n}D: rank of tensors[${t}] must be the same as the rank of the rest (${n})`)}),O.b(t>=0&&t<n,()=>`Error in concat${n}D: axis must be between 0 and ${n-1}.`);const r=e[0];e.forEach((e,o)=>{for(let a=0;a<n;a++)O.b(a===t||e[a]===r[a],()=>`Error in concat${n}D: Shape of tensors[${o}] (${e}) does not match the shape of the rest (${r}) along the non-concatenated axis ${o}.`)})}function Ke(e,t){const n=e[0].slice();for(let r=1;r<e.length;r++)n[t]+=e[r][t];return n}var Xe=n(37),Ye=n(76);
+/**
+ * @license
+ * Copyright 2017 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+const Qe=30;function Ze(e){return e<=Qe?e:Object(O.G)(e,Math.floor(Math.sqrt(e)))}
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */function Je(e,t,n){return[n*("number"==typeof e?e:e[0]),t*("number"==typeof e?e:e[1])]}
+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */function et(e,t,n,r=!0){let o=[];if(r)o=o.concat(t.slice(0)),o.push(e[0]/n),o=o.concat(e.slice(1));else{o=o.concat(e[0]);const n=t.length;for(let r=0;r<n;++r)o=o.concat([e[r+1]/t[r],t[r]]);o=o.concat(e.slice(n+1))}return o}function tt(e,t,n=!0){const r=[];if(n){r.push(t);for(let n=t+1;n<e;++n)n<=2*t?(r.push(n),r.push(n-(t+1))):r.push(n)}else{const n=[],o=[];for(let r=1;r<e;++r)r>=2*t+1||r%2==1?o.push(r):n.push(r);r.push(...n),r.push(0),r.push(...o)}return r}function nt(e,t,n,r=!0){const o=[];r?o.push(e[0]/n):o.push(e[0]*n);for(let n=1;n<e.length;++n)n<=t.length?r?o.push(t[n-1]*e[n]):o.push(e[n]/t[n-1]):o.push(e[n]);return o}function rt(e,t){const n=[0];for(let r=0;r<t;++r)n.push(e[r][0]);return n}function ot(e,t,n){const r=e.slice(0,1);for(let o=0;o<n;++o)r.push(e[o+1]-t[o][0]-t[o][1]);return r}function at(e,t){const n=e.shape.length,r=t.shape.length;if(n<1)throw new Error(`tf.gatherND() expects the input to be rank 1 or higher, but the rank was ${n}.`);if(r<1)throw new Error(`tf.gatherND() expects the indices to be rank 1 or higher, but the rank was ${r}.`);if("int32"!==t.dtype)throw new Error(`tf.gatherND() expects the indices to be int32 type, but the dtype was ${t.dtype}.`);if(t.shape[r-1]>n)throw new Error(`index innermost dimension length must be <= tensor rank; saw: ${t.shape[r-1]} vs. ${n}`);if(0===Object(O.O)(e.shape))throw new Error(`Requested more than 0 entries, but input is empty. Input shape: ${e.shape}.`);const o=t.shape,a=o[o.length-1];let i=1;for(let e=0;e<o.length-1;++e)i*=o[e];const s=e.shape,u=o.slice();u.pop();let c=1;for(let e=a;e<n;++e)c*=s[e],u.push(s[e]);const l=[...Object(O.j)(e.shape).map(e=>e/c),1].slice(0,a);return[u,i,c,l]}var it=n(262);
+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const st=1.7580993408473768,ut=1.0507009873554805,ct=.3275911,lt=.254829592,dt=-.284496736,pt=1.421413741,ht=-1.453152027,ft=1.061405429;var mt=n(140);
+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */function gt(e,t){if(e.length!==t.length)throw new Error(`Cannot merge real and imag arrays of different lengths. real:${e.length}, imag: ${t.length}.`);const n=new Float32Array(2*e.length);for(let r=0;r<n.length;r+=2)n[r]=e[r/2],n[r+1]=t[r/2];return n}function bt(e){const t=new Float32Array(e.length/2),n=new Float32Array(e.length/2);for(let r=0;r<e.length;r+=2)t[r/2]=e[r],n[r/2]=e[r+1];return{real:t,imag:n}}function yt(e){const t=Math.ceil(e.length/4),n=new Float32Array(t),r=new Float32Array(t);for(let t=0;t<e.length;t+=4)n[Math.floor(t/4)]=e[t],r[Math.floor(t/4)]=e[t+1];return{real:n,imag:r}}function vt(e){const t=Math.floor(e.length/4),n=new Float32Array(t),r=new Float32Array(t);for(let t=2;t<e.length;t+=4)n[Math.floor(t/4)]=e[t],r[Math.floor(t/4)]=e[t+1];return{real:n,imag:r}}function xt(e,t){return{real:e[2*t],imag:e[2*t+1]}}function wt(e,t,n,r){e[2*r]=t,e[2*r+1]=n}function Ot(e,t){const n=new Float32Array(e/2),r=new Float32Array(e/2);for(let o=0;o<Math.ceil(e/2);o++){const a=(t?2:-2)*Math.PI*(o/e);n[o]=Math.cos(a),r[o]=Math.sin(a)}return{real:n,imag:r}}function kt(e,t,n){const r=(n?2:-2)*Math.PI*(e/t);return{real:Math.cos(r),imag:Math.sin(r)}}
+/**
+ * @license
+ * Copyright 2021 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const St=/->/g;function Tt(e,t){const n=((e=e.replace(/\s/g,"")).length-e.replace(St,"").length)/"->".length;if(n<1)throw new Error("Equations without an arrow are not supported.");if(n>1)throw new Error('Equation must contain exactly one arrow ("->").');const[r,o]=e.split("->");Object(O.b)(-1===r.indexOf("..."),()=>'The ellipsis notation ("...") is not supported yet.');const a=r.split(","),i=a.length;if(t!==i)throw new Error(`Expected ${i} input tensors, received ${t}`);if(i>2)throw new Error("Support for more than 2 input tensors is not implemented yet.");const s=[];for(let e=0;e<o.length;++e){const t=o[e];if(!a.some(e=>-1!==e.indexOf(t)))throw new Error(`Output subscripts contain the label ${t} not present in the input subscripts.`);-1===s.indexOf(t)&&s.push(t)}for(let e=0;e<r.length;++e){const t=r[e];-1===s.indexOf(t)&&","!==t&&s.push(t)}const u=new Array(a.length);for(let e=0;e<i;++e){if(new Set(a[e].split("")).size!==a[e].length)throw new Error(`Found duplicate axes in input component ${a[e]}. Support for duplicate axes in input is not implemented yet.`);u[e]=[];for(let t=0;t<a[e].length;++t)u[e].push(s.indexOf(a[e][t]))}const c=s.length,l=[];for(let e=o.length;e<c;++e)l.push(e);return{allDims:s,summedDims:l,idDims:u}}function Ct(e,t){let n=new Array(e);n.fill(-1);for(let e=0;e<t.length;++e)n[t[e]]=e;const r=[];for(let t=0;t<e;++t)-1===n[t]&&r.push(t);return n=n.filter(e=>-1!==e),{permutationIndices:n,expandDims:r}}function Et(e,t,n){const r=new Array(e);for(let e=0;e<n.length;++e){const o=n[e].shape;for(let n=0;n<t[e].length;++n)void 0===r[t[e][n]]?r[t[e][n]]=o[n]:Object(O.b)(r[t[e][n]]===o[n],()=>`Expected dimension ${r[t[e][n]]} at axis ${n} of input shaped ${JSON.stringify(o)}, but got dimension `+o[n])}}function It(e,t){const n=e,r=[];let o=0;0===e.length&&n.push(-1),o=e.length+1;for(let e=0;e<o;++e)r.push([]);const a=[];for(let e=0;e<n.length;++e){const o=Nt(t,n[e]);for(const t of o)-1===a.indexOf(t)&&(r[e].push(t),a.push(t))}return{path:n,steps:r}}function jt(e){return e.every((e,t)=>e===t)}function Nt(e,t){const n=[];for(let r=0;r<e.length;++r)0!==e[r].length&&-1===e[r].indexOf(t)&&-1!==t||n.push(r);return n}function At(e,t,n=0){let r=[];if("number"==typeof t)Object(O.b)(e.shape[n]%t==0,()=>"Number of splits must evenly divide the axis."),r=new Array(t).fill(e.shape[n]/t);else{const o=t.reduce((e,t)=>(-1===t&&(e+=1),e),0);Object(O.b)(o<=1,()=>"There should be only one negative value in split array.");const a=t.indexOf(-1);if(-1!==a){const r=t.reduce((e,t)=>t>0?e+t:e);t[a]=e.shape[n]-r}Object(O.b)(e.shape[n]===t.reduce((e,t)=>e+t),()=>"The sum of sizes must match the size of the axis dimension."),r=t}return r}
+/**
+ * @license
+ * Copyright 2021 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */function Rt(e){return"Received SparseTensor with denseShape[0] = 0 but\n indices.shape[0] = "+e}function _t(e,t){return`indices(${e}, 0) is invalid: ${t} < 0`}function $t(e,t,n){return`indices(${e}, 0) is invalid: ${t} >= ${n}`}
+/**
+ * @license
+ * Copyright 2021 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */function Ft(e,t){return`only one output dimension may be -1, not both ${e} and ${t}`}function Dt(e,t){return`size ${e} must be non-negative, not ${t}`}function Mt(){return"reshape cannot infer the missing input size for an empty tensor unless all specified input sizes are non-zero"}function Pt(e,t){return`Input to reshape is a SparseTensor with ${Object(O.O)(e)}\n dense values, but the requested shape requires a multiple of ${Object(O.O)(t)}. inputShape=${e} outputShape= ${t}`}function Lt(e,t){return`Input to reshape is a tensor with ${Object(O.O)(e)} dense values, but the requested shape has ${Object(O.O)(t)}. inputShape=${e} outputShape=${t}`}
+/**
+ * @license
+ * Copyright 2021 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */function Bt(){return"segment ids must be >= 0"}function zt(){return"segment ids are not increasing"}function Ut(e,t){return`Segment id ${e} out of range [0, ${t}), possibly because segmentIds input is not sorted.`}function Vt(e,t,n){return`Bad: indices[${e}] == ${t} out of range [0, ${n})`}
+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */function Wt(e,t){let n,r=!1;for(e<=Qe?(n=e,r=!0):n=Object(O.G)(e,Math.floor(Math.sqrt(e)));!r;)n>t||n===e?r=!0:n=Object(O.G)(e,n+1);return n}function Gt(e,t,n){const r=[],o=e.length;for(let a=0;a<o;a++)a!==t?r.push(e[a]):r.push(n);return r}function Ht(e,t,n,r){const o=t.shape.length,a=e.shape.length;if(0!==r&&(r<-o||r>o))throw new Error(`Expect batchDims in the range of [-${o}, ${o}], but got ${r}`);if(r<0&&(r+=o),r>a)throw new Error(`batchDims (${r}) must be less than rank(x) (\n ${a}).`);if(n<r)throw new Error(`batchDims (${r}) must be less than or equal to axis (${n}).`);for(let n=0;n<r;++n)if(e.shape[n]!==t.shape[n])throw new Error(`x.shape[${n}]: ${e.shape[n]} should be equal to indices.shape[${n}]: ${t.shape[n]}.`);const i=e.shape[n],s=[];let u=1,c=1,l=1;for(let t=0;t<r;++t)s.push(e.shape[t]),u*=e.shape[t];for(let t=r;t<n;t++)s.push(e.shape[t]),c*=e.shape[t];for(let e=r;e<o;e++)s.push(t.shape[e]);for(let t=n+1;t<a;t++)s.push(e.shape[t]),l*=e.shape[t];return{batchSize:u,sliceSize:l,outerSize:c,dimSize:i,outputShape:s}}
+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */function qt(e){try{return e.map(e=>Object(Ue.decodeString)(e))}catch(e){throw new Error("Failed to decode encoded string bytes into utf-8, error: "+e)}}function Kt(e){return e.map(e=>Object(Ue.encodeString)(e))}var Xt=n(369),Yt=n(149),Qt=n(394),Zt=n(334)},function(e,t,n){"use strict";n.d(t,"d",(function(){return o})),n.d(t,"e",(function(){return a})),n.d(t,"f",(function(){return i})),n.d(t,"b",(function(){return s})),n.d(t,"g",(function(){return c})),n.d(t,"c",(function(){return l})),n.d(t,"a",(function(){return d}));var r=n(0);
+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */function o(e,t,n,o,i){const s=t.inputParams[e];if(s&&void 0!==s.inputIndexStart){const e=s.inputIndexStart,u=0===s.inputIndexEnd?void 0:void 0===s.inputIndexEnd?e+1:s.inputIndexEnd;if("tensor"===s.type)return a(t.inputNames[s.inputIndexStart],n,o,i);if("tensors"===s.type){return t.inputNames.slice(e,u).map(e=>a(e,n,o,i))}const c=a(t.inputNames.slice(e)[0],n,o,i),l=c.dataSync();return"number"===s.type?l[0]:r.ae.toNestedArray(c.shape,l)}const u=t.attrParams[e];return u&&u.value}function a(e,t,n,r){const[o,a]=c(e);if(null!=r){const e=r.getHashTableHandleByName(o);if(null!=e)return e}const i=n.currentContextIds.find(e=>!!t[u(o,e)]);return void 0!==i?t[u(o,i)][a]:void 0}function i(e,t,n){return t[u(e,n.currentContextId)]}function s(e,t){const[n,r,o]=c(e);return[u(n,t&&t.currentContextId),r,o]}function u(e,t){return t?`${e}-${t}`:e}function c(e){const t=e.split(":");if(1===t.length)return[e,0,void 0];const n=t[0],r=3===t.length?t[1]:void 0;return[n,Number(t[t.length-1]),r]}function l(e,t,n){let r=o("pad",e,t,n);if("explicit"===r){r=o("explicitPaddings",e,t,n);const a=[[0,0],[0,0],[0,0],[0,0]];for(let e=0;e<4;e++)a[e][0]=r[2*e],a[e][1]=r[2*e+1];return a}return r}function d(e){return e.kept?e:Object(r.sd)(e)}},function(e,t,n){var r=n(446),o=n(293);e.exports=function(e,t){var n=o(e,t,"get");return r(e,n)},e.exports.default=e.exports,e.exports.__esModule=!0},function(e,t,n){"use strict";n.d(t,"c",(function(){return u})),n.d(t,"a",(function(){return l})),n.d(t,"b",(function(){return d}));var r=n(5),o=n(19),a=n(42),i=n(9),s=n(13);
+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function u(e,t){let n=e;if(Object(i.A)(e))return"string"===t?[]:[e.length];if(!Array.isArray(e))return[];const r=[];for(;Array.isArray(n)||Object(i.A)(n)&&"string"!==t;)r.push(n.length),n=n[0];return Array.isArray(e)&&Object(o.b)().getBool("TENSORLIKE_CHECK_SHAPE_CONSISTENCY")&&function e(t,n,r){if(r=r||[],!Array.isArray(t)&&!Object(i.A)(t))return void Object(i.b)(0===n.length,()=>`Element arr[${r.join("][")}] is a primitive, but should be an array/TypedArray of ${n[0]} elements`);Object(i.b)(n.length>0,()=>`Element arr[${r.join("][")}] should be a primitive, but is an array of ${t.length} elements`),Object(i.b)(t.length===n[0],()=>`Element arr[${r.join("][")}] should have ${n[0]} elements, but has ${t.length} elements`);const o=n.slice(1);for(let n=0;n<t.length;++n)e(t[n],o,r.concat(n))}(e,r,[]),r}function c(e,t,n,r){if("string_or_numeric"!==e){if(null==e)throw new Error("Expected dtype cannot be null.");if("numeric"!==e&&e!==t||"numeric"===e&&"string"===t)throw new Error(`Argument '${n}' passed to '${r}' must be ${e} tensor, but got ${t} tensor`)}}function l(e,t,n,o="numeric"){if(e instanceof a.a)return c(o,e.dtype,t,n),e;let l=Object(i.r)(e);if("string"!==l&&["bool","int32","float32"].indexOf(o)>=0&&(l=o),c(o,l,t,n),null==e||!Object(i.A)(e)&&!Array.isArray(e)&&"number"!=typeof e&&"boolean"!=typeof e&&"string"!=typeof e){const r=null==e?"null":e.constructor.name;throw new Error(`Argument '${t}' passed to '${n}' must be a Tensor or TensorLike, but got '${r}'`)}const d=u(e,l);Object(i.A)(e)||Array.isArray(e)||(e=[e]);const p="string"!==l?Object(s.toTypedArray)(e,l):Object(i.m)(e,[],!0);return r.a.makeTensor(p,d,l)}function d(e,t,n,r="numeric"){if(!Array.isArray(e))throw new Error(`Argument ${t} passed to ${n} must be a \`Tensor[]\` or \`TensorLike[]\``);return e.map((e,o)=>l(e,`${t}[${o}]`,n,r))}},function(e,t,n){"use strict";n.d(t,"a",(function(){return a}));var r=n(5),o=n(9);function a(e){const t=Object.keys(e);if(1!==t.length)throw new Error("Please provide an object with a single key (operation name) mapping to a function. Got an object with "+t.length+" keys.");let n=t[0];const a=e[n];n.endsWith("_")&&(n=n.substring(0,n.length-1)),n+="__op";const i=(...e)=>{r.a.startScope(n);try{const t=a(...e);return Object(o.x)(t)&&console.error("Cannot return a Promise inside of tidy."),r.a.endScope(t),t}catch(e){throw r.a.endScope(null),e}};return Object.defineProperty(i,"name",{value:n,configurable:!0}),i}},function(e,t,n){"use strict";n.d(t,"b",(function(){return v})),n.d(t,"a",(function(){return x}));var r=n(334),o=n(19),a=n(240),i=n(6),s=n(141),u=n(140),c=n(13),l=n(9);
+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+class d{constructor(e,t){this.backendTimer=e,this.logger=t,null==t&&(this.logger=new h)}profileKernel(e,t,n){let r;const a=()=>{r=n()};let i;const s=c.now();if(this.backendTimer.timerAvailable())i=this.backendTimer.time(a);else{a();for(const e of r)e.dataSync();i=Promise.resolve({kernelMs:c.now()-s})}if(Object(o.b)().getBool("CHECK_COMPUTATION_FOR_ERRORS"))for(let t=0;t<r.length;t++){const n=r[t];n.data().then(t=>{p(t,n.dtype,e)})}return{kernelName:e,outputs:r,inputs:t,timeMs:i.then(e=>e.kernelMs),extraInfo:i.then(e=>null!=e.getExtraProfileInfo?e.getExtraProfileInfo():"")}}logKernelProfile(e){const{kernelName:t,outputs:n,timeMs:r,inputs:o,extraInfo:a}=e;n.forEach(e=>{Promise.all([e.data(),r,a]).then(n=>{this.logger.logKernelProfile(t,e,n[0],n[1],o,n[2])})})}}function p(e,t,n){if("float32"!==t)return!1;for(let t=0;t<e.length;t++){const r=e[t];if(isNaN(r)||!isFinite(r))return console.warn(`Found ${r} in the result of '${n}'`),!0}return!1}class h{logKernelProfile(e,t,n,r,o,a){const i="number"==typeof r?l.L(r+"ms",9):r.error,s=l.L(e,25),u=t.rank,c=t.size,d=l.L(t.shape.toString(),14);let p="";for(const e in o){const n=o[e];if(null!=n){const r=n.shape||t.shape,o=r.length;p+=`${e}: ${o}D ${o>0?r:""} `}}console.log(`%c${s}\t%c${i}\t%c${u}D ${d}\t%c${c}\t%c${p}\t%c${a}`,"font-weight:bold","color:red","color:blue","color: orange","color: green","color: steelblue")}}
+/**
+ * @license
+ * Copyright 2017 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */var f=n(42),m=n(22);
+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function g(e){return null!=e.kernelName}class b{constructor(){this.registeredVariables={},this.nextTapeNodeId=0,this.numBytes=0,this.numTensors=0,this.numStringTensors=0,this.numDataBuffers=0,this.gradientDepth=0,this.kernelDepth=0,this.scopeStack=[],this.numDataMovesStack=[],this.nextScopeId=0,this.tensorInfo=new WeakMap,this.profiling=!1,this.activeProfile={newBytes:0,newTensors:0,peakBytes:0,kernels:[],result:null,get kernelNames(){return Array.from(new Set(this.kernels.map(e=>e.name)))}}}dispose(){for(const e in this.registeredVariables)this.registeredVariables[e].dispose()}}class y{constructor(e){this.ENV=e,this.registry={},this.registryFactory={},this.pendingBackendInitId=0,this.state=new b}async ready(){if(null!=this.pendingBackendInit)return this.pendingBackendInit.then(()=>{});if(null!=this.backendInstance)return;const e=this.getSortedBackends();for(let t=0;t<e.length;t++){const n=e[t];if(await this.initializeBackend(n).success)return void await this.setBackend(n)}throw new Error("Could not initialize any backends, all backend initializations failed.")}get backend(){if(null!=this.pendingBackendInit)throw new Error(`Backend '${this.backendName}' has not yet been initialized. Make sure to await tf.ready() or await tf.setBackend() before calling other methods`);if(null==this.backendInstance){const{name:e,asyncInit:t}=this.initializeBackendsAndReturnBest();if(t)throw new Error(`The highest priority backend '${e}' has not yet been initialized. Make sure to await tf.ready() or await tf.setBackend() before calling other methods`);this.setBackend(e)}return this.backendInstance}backendNames(){return Object.keys(this.registryFactory)}findBackend(e){if(!(e in this.registry)){if(!(e in this.registryFactory))return null;{const{asyncInit:t}=this.initializeBackend(e);if(t)return null}}return this.registry[e]}findBackendFactory(e){return e in this.registryFactory?this.registryFactory[e].factory:null}registerBackend(e,t,n=1){return e in this.registryFactory?(u.b(e+" backend was already registered. Reusing existing backend factory."),!1):(this.registryFactory[e]={factory:t,priority:n},!0)}async setBackend(e){if(null==this.registryFactory[e])throw new Error(`Backend name '${e}' not found in registry`);if(this.backendName=e,null==this.registry[e]){this.backendInstance=null;const{success:t,asyncInit:n}=this.initializeBackend(e);if(!(n?await t:t))return!1}return this.backendInstance=this.registry[e],this.setupRegisteredKernels(),this.profiler=new d(this.backendInstance),!0}setupRegisteredKernels(){Object(s.c)(this.backendName).forEach(e=>{null!=e.setupFunc&&e.setupFunc(this.backendInstance)})}disposeRegisteredKernels(e){Object(s.c)(e).forEach(t=>{null!=t.disposeFunc&&t.disposeFunc(this.registry[e])})}initializeBackend(e){const t=this.registryFactory[e];if(null==t)throw new Error(`Cannot initialize backend ${e}, no registration found.`);try{const n=t.factory();if(!n||n instanceof r.b||"function"!=typeof n.then)return this.registry[e]=n,{success:!0,asyncInit:!1};{const t=++this.pendingBackendInitId,r=n.then(n=>!(t<this.pendingBackendInitId)&&(this.registry[e]=n,this.pendingBackendInit=null,!0)).catch(n=>(t<this.pendingBackendInitId||(this.pendingBackendInit=null,u.b(`Initialization of backend ${e} failed`),u.b(n.stack||n.message)),!1));return this.pendingBackendInit=r,{success:r,asyncInit:!0}}}catch(t){return u.b(`Initialization of backend ${e} failed`),u.b(t.stack||t.message),{success:!1,asyncInit:!1}}}removeBackend(e){if(!(e in this.registryFactory))throw new Error(e+" backend not found in registry");this.backendName===e&&null!=this.pendingBackendInit&&this.pendingBackendInitId++,e in this.registry&&(this.disposeRegisteredKernels(e),this.registry[e].dispose(),delete this.registry[e]),delete this.registryFactory[e],this.backendName===e&&(this.pendingBackendInit=null,this.backendName=null,this.backendInstance=null)}getSortedBackends(){if(0===Object.keys(this.registryFactory).length)throw new Error("No backend found in registry.");return Object.keys(this.registryFactory).sort((e,t)=>this.registryFactory[t].priority-this.registryFactory[e].priority)}initializeBackendsAndReturnBest(){const e=this.getSortedBackends();for(let t=0;t<e.length;t++){const n=e[t],{success:r,asyncInit:o}=this.initializeBackend(n);if(o||r)return{name:n,asyncInit:o}}throw new Error("Could not initialize any backends, all backend initializations failed.")}moveData(e,t){const n=this.state.tensorInfo.get(t),r=n.backend,o=this.readSync(t),a=r.refCount(t);r.disposeData(t,!0),n.backend=e,e.move(t,o,n.shape,n.dtype,a),this.shouldCheckForMemLeaks()&&this.state.numDataMovesStack[this.state.numDataMovesStack.length-1]++}tidy(e,t){let n,r=null;if(null==t){if("function"!=typeof e)throw new Error("Please provide a function to tidy()");t=e}else{if("string"!=typeof e&&!(e instanceof String))throw new Error("When calling with two arguments, the first argument to tidy() must be a string");if("function"!=typeof t)throw new Error("When calling with two arguments, the 2nd argument to tidy() must be a function");r=e}return this.scopedRun(()=>this.startScope(r),()=>this.endScope(n),()=>(n=t(),n instanceof Promise&&console.error("Cannot return a Promise inside of tidy."),n))}scopedRun(e,t,n){e();try{const e=n();return t(),e}catch(e){throw t(),e}}nextTensorId(){return y.nextTensorId++}nextVariableId(){return y.nextVariableId++}clone(e){const t=x.runKernel(i.pb,{x:e}),n={x:e};return this.addTapeNode(this.state.activeScope.name,n,[t],e=>({x:()=>{const t={x:e},n={dtype:"float32"};return x.runKernel(i.w,t,n)}}),[],{}),t}runKernel(e,t,n){null==this.backendName&&this.backend;if(!(null!=Object(s.b)(e,this.backendName)))throw new Error(`Kernel '${e}' not registered for backend '${this.backendName}'`);return this.runKernelFunc({kernelName:e,inputs:t,attrs:n})}shouldCheckForMemLeaks(){return this.ENV.getBool("IS_TEST")}checkKernelForMemLeak(e,t,n){const r=this.backend.numDataIds();let o=0;n.forEach(e=>{o+="complex64"===e.dtype?3:1});const a=this.state.numDataMovesStack[this.state.numDataMovesStack.length-1],i=r-t-o-a;if(i>0)throw new Error(`Backend '${this.backendName}' has an internal memory leak (${i} data ids) after running '${e}'`)}runKernelFunc(e){let t,n=[];const r=this.isTapeOn(),o=this.state.numBytes,a=this.state.numTensors;let i,u;this.shouldCheckForMemLeaks()&&this.state.numDataMovesStack.push(0),null==this.backendName&&this.backend;const c=g(e)?e.kernelName:null!=this.state.activeScope?this.state.activeScope.name:"";if(g(e)){const{kernelName:t,inputs:o,attrs:a}=e;null==this.backendName&&this.backend;const c=Object(s.b)(t,this.backendName);l.b(null!=c,()=>`Cannot find registered kernel '${t}' for backend '${this.backendName}'`),i=()=>{const e=this.backend.numDataIds();u=c.kernelFunc({inputs:o,attrs:a,backend:this.backend});const i=Array.isArray(u)?u:[u];this.shouldCheckForMemLeaks()&&this.checkKernelForMemLeak(t,e,i);const s=i.map(e=>{if(null!=e.rank)return e;const{dataId:t,shape:n,dtype:r}=e;return this.makeTensorFromDataId(t,n,r)});if(r){const e=this.getTensorsForGradient(t,o,s);n=this.saveTensorsForBackwardMode(e)}return s}}else{const{forwardFunc:t}=e,o=e=>{r&&(n=e.map(e=>this.keep(this.clone(e))))};i=()=>{const e=this.backend.numDataIds();u=this.tidy(()=>t(this.backend,o));const n=Array.isArray(u)?u:[u];return this.shouldCheckForMemLeaks()&&this.checkKernelForMemLeak(c,e,n),n}}const{inputs:d,attrs:p}=e,h=g(e)?null:e.backwardsFunc;let f;return this.scopedRun(()=>this.state.kernelDepth++,()=>this.state.kernelDepth--,()=>{this.ENV.getBool("DEBUG")||this.state.profiling?(f=this.profiler.profileKernel(c,d,()=>i()),this.ENV.getBool("DEBUG")&&this.profiler.logKernelProfile(f),t=f.outputs):t=i()}),r&&this.addTapeNode(c,d,t,h,n,p),this.state.profiling&&this.state.activeProfile.kernels.push({name:c,bytesAdded:this.state.numBytes-o,totalBytesSnapshot:this.state.numBytes,tensorsAdded:this.state.numTensors-a,totalTensorsSnapshot:this.state.numTensors,inputShapes:Object.keys(d).map(e=>null!=d[e]?d[e].shape:null),outputShapes:t.map(e=>e.shape),kernelTimeMs:f.timeMs,extraInfo:f.extraInfo}),Array.isArray(u)?t:t[0]}saveTensorsForBackwardMode(e){return e.map(e=>this.keep(this.clone(e)))}getTensorsForGradient(e,t,n){const r=Object(s.a)(e);if(null!=r){const e=r.inputsToSave||[],o=r.outputsToSave||[];let a;r.saveAllInputs?(l.b(Array.isArray(t),()=>"saveAllInputs is true, expected inputs to be an 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+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
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+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e,t){const n={x:Object(a.a)(e,"x","reshape","string_or_numeric")},i={shape:t};return r.a.runKernel(o.lc,n,i)}})},function(e,t,n){"use strict";n.r(t),n.d(t,"shuffle",(function(){return o.M})),n.d(t,"shuffleCombo",(function(){return o.N})),n.d(t,"clamp",(function(){return o.i})),n.d(t,"nearestLargerEven",(function(){return o.H})),n.d(t,"swap",(function(){return o.S})),n.d(t,"sum",(function(){return o.R})),n.d(t,"randUniform",(function(){return o.J})),n.d(t,"distSquared",(function(){return o.l})),n.d(t,"assert",(function(){return o.b})),n.d(t,"assertShapesMatch",(function(){return o.e})),n.d(t,"assertNonNull",(function(){return o.d})),n.d(t,"flatten",(function(){return o.m})),n.d(t,"sizeFromShape",(function(){return o.O})),n.d(t,"isScalarShape",(function(){return o.y})),n.d(t,"arraysEqual",(function(){return o.a})),n.d(t,"isInt",(function(){return o.v})),n.d(t,"tanh",(function(){return o.T})),n.d(t,"sizeToSquarishShape",(function(){return o.P})),n.d(t,"createShuffledIndices",(function(){return o.k})),n.d(t,"rightPad",(function(){return o.L})),n.d(t,"repeatedTry",(function(){return o.K})),n.d(t,"inferFromImplicitShape",(function(){return o.s})),n.d(t,"parseAxisParam",(function(){return o.I})),n.d(t,"squeezeShape",(function(){return o.Q})),n.d(t,"getTypedArrayFromDType",(function(){return o.o})),n.d(t,"getArrayFromDType",(function(){return o.n})),n.d(t,"checkConversionForErrors",(function(){return o.h})),n.d(t,"isValidDtype",(function(){return o.B})),n.d(t,"hasEncodingLoss",(function(){return o.p})),n.d(t,"isTypedArray",(function(){return o.A})),n.d(t,"bytesPerElement",(function(){return o.g})),n.d(t,"bytesFromStringArray",(function(){return o.f})),n.d(t,"isString",(function(){return o.z})),n.d(t,"isBoolean",(function(){return o.t})),n.d(t,"isNumber",(function(){return o.w})),n.d(t,"inferDtype",(function(){return o.r})),n.d(t,"isFunction",(function(){return o.u})),n.d(t,"nearestDivisor",(function(){return o.G})),n.d(t,"computeStrides",(function(){return o.j})),n.d(t,"toNestedArray",(function(){return o.U})),n.d(t,"makeOnesTypedArray",(function(){return o.D})),n.d(t,"makeZerosTypedArray",(function(){return o.F})),n.d(t,"makeZerosNestedTypedArray",(function(){return o.E})),n.d(t,"assertNonNegativeIntegerDimensions",(function(){return o.c})),n.d(t,"locToIndex",(function(){return o.C})),n.d(t,"indexToLoc",(function(){return o.q})),n.d(t,"isPromise",(function(){return o.x})),n.d(t,"hexToLong",(function(){return s})),n.d(t,"fingerPrint64",(function(){return y})),n.d(t,"createScalarValue",(function(){return v})),n.d(t,"toTypedArray",(function(){return x})),n.d(t,"now",(function(){return w})),n.d(t,"fetch",(function(){return O})),n.d(t,"encodeString",(function(){return k})),n.d(t,"decodeString",(function(){return S}));var r=n(19),o=n(9),a=n(627);
+/**
+ * @license
+ * Copyright 2021 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+const i=n.n(a).a||a;function s(e){return i.fromString(e,!0,16)}const u=s("c3a5c85c97cb3127"),c=s("b492b66fbe98f273"),l=s("9ae16a3b2f90404f");function d(e){return e.xor(e.shru(47))}function p(e,t,n){const r=e.slice(t,t+n);return i.fromBytes(Array.from(r),!0,!0)}function h(e,t){return p(e,t,8)}function f(e,t){return p(e,t,4)}function m(e,t){return 0===t?e:e.shru(t).or(e.shl(64-t))}function g(e,t,n=s("9ddfea08eb382d69")){let r=e.xor(t).mul(n);r=r.xor(r.shru(47));let o=t.xor(r).mul(n);return o=o.xor(o.shru(47)),o=o.mul(n),o}function b(e,t,n,r){return function(e,t,n,r,o,a){o=o.add(e),a=m(a.add(o).add(r),21);const i=o;return o=(o=o.add(t)).add(n),a=a.add(m(o,44)),[o.add(r),a.add(i)]}(h(e,t),h(e,t+8),h(e,t+16),h(e,t+24),n,r)}function y(e,t=e.length){const n=i.fromNumber(81,!0);if(t<=32)return t<=16?function(e,t=e.length){if(t>=8){const n=l.add(2*t),r=h(e,0).add(l),o=h(e,t-8);return g(m(o,37).mul(n).add(r),m(r,25).add(o).mul(n),n)}if(t>=4){const n=l.add(2*t);return g(f(e,0).shl(3).add(t),f(e,t-4),n)}if(t>0){const n=e[0]+(e[t>>1]<<8),r=t+(e[t-1]<<2);return d(l.mul(n).xor(u.mul(r))).mul(l)}return l}(e,t):function(e,t=e.length){const n=l.add(2*t),r=h(e,0).mul(c),o=h(e,8),a=h(e,t-8).mul(n),i=h(e,t-16).mul(l);return g(m(r.add(o),43).add(m(a,30)).add(i),r.add(m(o.add(l),18)).add(a),n)}(e,t);if(t<=64)return function(e,t=e.length){const n=l.add(2*t),r=h(e,0).mul(l),o=h(e,8),a=h(e,t-8).mul(n),i=h(e,t-16).mul(l),s=m(r.add(o),43).add(m(a,30)).add(i),u=g(s,r.add(m(o.add(l),18)).add(a),n),c=h(e,16).mul(n),d=h(e,24),p=s.add(h(e,t-32)).mul(n),f=u.add(h(e,t-24)).mul(n);return g(m(c.add(d),43).add(m(p,30)).add(f),c.add(m(d.add(r),18)).add(p),n)}(e,t);let r=n,o=n.mul(c).add(113),a=d(o.mul(l).add(113)).mul(l),s=[i.UZERO,i.UZERO],p=[i.UZERO,i.UZERO];r=r.mul(l).add(h(e,0));let y=0;const v=64*(t-1>>6),x=v+(t-1&63)-63;do{r=m(r.add(o).add(s[0]).add(h(e,y+8)),37).mul(c),o=m(o.add(s[1]).add(h(e,y+48)),42).mul(c),r=r.xor(p[1]),o=o.add(s[0]).add(h(e,y+40)),a=m(a.add(p[0]),33).mul(c),s=b(e,y,s[1].mul(c),r.add(p[0])),p=b(e,y+32,a.add(p[1]),o.add(h(e,y+16))),[a,r]=[r,a],y+=64}while(y!==v);const w=c.add(a.and(255).shl(1));return y=x,p[0]=p[0].add(t-1&63),s[0]=s[0].add(p[0]),p[0]=p[0].add(s[0]),r=m(r.add(o).add(s[0]).add(h(e,y+8)),37).mul(w),o=m(o.add(s[1]).add(h(e,y+48)),42).mul(w),r=r.xor(p[1].mul(9)),o=o.add(s[0].mul(9).add(h(e,y+40))),a=m(a.add(p[0]),33).mul(w),s=b(e,y,s[1].mul(w),r.add(p[0])),p=b(e,y+32,a.add(p[1]),o.add(h(e,y+16))),[a,r]=[r,a],g(g(s[0],p[0],w).add(d(o).mul(u)).add(a),g(s[1],p[1],w).add(r),w)}
+/**
+ * @license
+ * Copyright 2017 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */function v(e,t){return"string"===t?k(e):x([e],t)}function x(e,t){if("string"===t)throw new Error("Cannot convert a string[] to a TypedArray");if(Array.isArray(e)&&(e=o.m(e)),Object(r.b)().getBool("DEBUG")&&o.h(e,t),function(e,t){return e instanceof Float32Array&&"float32"===t||e instanceof Int32Array&&"int32"===t||e instanceof Uint8Array&&"bool"===t}(e,t))return e;if(null==t||"float32"===t||"complex64"===t)return new Float32Array(e);if("int32"===t)return new Int32Array(e);if("bool"===t){const t=new Uint8Array(e.length);for(let n=0;n<t.length;++n)0!==Math.round(e[n])&&(t[n]=1);return t}throw new Error("Unknown data type "+t)}function w(){return Object(r.b)().platform.now()}function O(e,t){return Object(r.b)().platform.fetch(e,t)}function k(e,t="utf-8"){return t=t||"utf-8",Object(r.b)().platform.encode(e,t)}function S(e,t="utf-8"){return t=t||"utf-8",Object(r.b)().platform.decode(e,t)}},function(e,t,n){(function(t){var n=function(e){return e&&e.Math==Math&&e};e.exports=n("object"==typeof globalThis&&globalThis)||n("object"==typeof window&&window)||n("object"==typeof self&&self)||n("object"==typeof t&&t)||function(){return this}()||Function("return this")()}).call(this,n(53))},function(e,t,n){"use strict";var r=n(14),o=n(98),a=n(17),i=n(27),s=n(78).f,u=n(282),c=n(21),l=n(81),d=n(73),p=n(33),h=function(e){var t=function(n,r,a){if(this instanceof t){switch(arguments.length){case 0:return new e;case 1:return new e(n);case 2:return new e(n,r)}return new e(n,r,a)}return o(e,this,arguments)};return t.prototype=e.prototype,t};e.exports=function(e,t){var n,o,f,m,g,b,y,v,x=e.target,w=e.global,O=e.stat,k=e.proto,S=w?r:O?r[x]:(r[x]||{}).prototype,T=w?c:c[x]||d(c,x,{})[x],C=T.prototype;for(f in t)n=!u(w?f:x+(O?".":"#")+f,e.forced)&&S&&p(S,f),g=T[f],n&&(b=e.noTargetGet?(v=s(S,f))&&v.value:S[f]),m=n&&b?b:t[f],n&&typeof g==typeof m||(y=e.bind&&n?l(m,r):e.wrap&&n?h(m):k&&i(m)?a(m):m,(e.sham||m&&m.sham||g&&g.sham)&&d(y,"sham",!0),d(T,f,y),k&&(p(c,o=x+"Prototype")||d(c,o,{}),d(c[o],f,m),e.real&&C&&!C[f]&&d(C,f,m)))}},function(e,t,n){(function(t){var n=function(e){return e&&e.Math==Math&&e};e.exports=n("object"==typeof globalThis&&globalThis)||n("object"==typeof window&&window)||n("object"==typeof self&&self)||n("object"==typeof t&&t)||function(){return this}()||Function("return this")()}).call(this,n(53))},function(e,t,n){var r=n(132),o=Function.prototype,a=o.bind,i=o.call,s=r&&a.bind(i,i);e.exports=r?function(e){return e&&s(e)}:function(e){return e&&function(){return i.apply(e,arguments)}}},function(e,t,n){e.exports=n(520)},function(e,t,n){"use strict";n.d(t,"a",(function(){return o})),n.d(t,"b",(function(){return i})),n.d(t,"c",(function(){return u}));var r=n(9);
+/**
+ * @license
+ * Copyright 2017 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */class o{constructor(e){this.global=e,this.flags={},this.flagRegistry={},this.urlFlags={},this.getQueryParams=a,this.populateURLFlags()}setPlatform(e,t){null!=this.platform&&(i().getBool("IS_TEST")||i().getBool("PROD")||console.warn(`Platform ${this.platformName} has already been set. Overwriting the platform with ${t}.`)),this.platformName=e,this.platform=t}registerFlag(e,t,n){if(this.flagRegistry[e]={evaluationFn:t,setHook:n},null!=this.urlFlags[e]){const t=this.urlFlags[e];i().getBool("IS_TEST")||i().getBool("PROD")||console.warn(`Setting feature override from URL ${e}: ${t}.`),this.set(e,t)}}async getAsync(e){return e in this.flags||(this.flags[e]=await this.evaluateFlag(e)),this.flags[e]}get(e){if(e in this.flags)return this.flags[e];const t=this.evaluateFlag(e);if(Object(r.x)(t))throw new Error(`Flag ${e} cannot be synchronously evaluated. Please use getAsync() instead.`);return this.flags[e]=t,this.flags[e]}getNumber(e){return this.get(e)}getBool(e){return this.get(e)}getFlags(){return this.flags}get features(){return this.flags}set(e,t){if(null==this.flagRegistry[e])throw new Error(`Cannot set flag ${e} as it has not been registered.`);this.flags[e]=t,null!=this.flagRegistry[e].setHook&&this.flagRegistry[e].setHook(t)}evaluateFlag(e){if(null==this.flagRegistry[e])throw new Error(`Cannot evaluate flag '${e}': no evaluation function found.`);return this.flagRegistry[e].evaluationFn()}setFlags(e){this.flags=Object.assign({},e)}reset(){this.flags={},this.urlFlags={},this.populateURLFlags()}populateURLFlags(){if(void 0===this.global||void 0===this.global.location||void 0===this.global.location.search)return;const e=this.getQueryParams(this.global.location.search);if("tfjsflags"in e){e.tfjsflags.split(",").forEach(e=>{const[t,n]=e.split(":");this.urlFlags[t]=function(e,t){if("true"===(t=t.toLowerCase())||"false"===t)return"true"===t;if(""+ +t===t)return+t;throw new Error(`Could not parse value flag value ${t} for flag ${e}.`)}(t,n)})}}}function a(e){const t={};return e.replace(/[?&]([^=?&]+)(?:=([^&]*))?/g,(e,...n)=>(function(e,t,n){e[decodeURIComponent(t)]=decodeURIComponent(n||"")}(t,n[0],n[1]),n.join("="))),t}function i(){return s}let s=null;function u(e){s=e}},function(e,t){e.exports=function(e){try{return!!e()}catch(e){return!0}}},function(e,t){e.exports={}},function(e,t,n){"use strict";n.d(t,"b",(function(){return a})),n.d(t,"a",(function(){return i}));var r=n(42),o=n(187);n(9);
+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function a(e,t){if(e.dtype===t.dtype)return[e,t];const n=Object(o.b)(e.dtype,t.dtype);return[e.cast(n),t.cast(n)]}function i(e){const t=[];return function e(t,n,o){if(null==t)return;if(t instanceof r.a)return void n.push(t);if(a=t,!Array.isArray(a)&&"object"!=typeof a)return;var a;const i=t;for(const t in i){const r=i[t];o.has(r)||(o.add(r),e(r,n,o))}}(e,t,new Set),t}},function(e,t,n){"use strict";n.d(t,"a",(function(){return u}));var r=n(5),o=n(6),a=n(22),i=n(3),s=n(4);const u=Object(s.a)({mul_:
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e,t){let n=Object(i.a)(e,"a","mul"),s=Object(i.a)(t,"b","mul");[n,s]=Object(a.b)(n,s);const u={a:n,b:s};return r.a.runKernel(o.Sb,u)}})},function(e,t,n){var r=n(14),o=n(200),a=n(33),i=n(157),s=n(198),u=n(280),c=o("wks"),l=r.Symbol,d=l&&l.for,p=u?l:l&&l.withoutSetter||i;e.exports=function(e){if(!a(c,e)||!s&&"string"!=typeof c[e]){var t="Symbol."+e;s&&a(l,e)?c[e]=l[e]:c[e]=u&&d?d(t):p(t)}return c[e]}},function(e,t){var n=Function.prototype,r=n.bind,o=n.call,a=r&&r.bind(o);e.exports=r?function(e){return e&&a(o,e)}:function(e){return e&&function(){return o.apply(e,arguments)}}},function(e,t,n){var r=n(27);e.exports=function(e){return"object"==typeof e?null!==e:r(e)}},function(e,t){e.exports=function(e){return"function"==typeof e}},function(e,t,n){var r=n(21),o=n(33),a=n(209),i=n(54).f;e.exports=function(e){var t=r.Symbol||(r.Symbol={});o(t,e)||i(t,e,{value:a.f(e)})}},function(e,t,n){"use strict";n.d(t,"a",(function(){return u}));var r=n(5),o=n(6),a=n(22),i=n(3),s=n(4);const u=Object(s.a)({sub_:
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e,t){let n=Object(i.a)(e,"a","sub"),s=Object(i.a)(t,"b","sub");[n,s]=Object(a.b)(n,s);const u={a:n,b:s};return r.a.runKernel(o.Tc,u)}})},function(e,t,n){e.exports=n(526)},function(e,t,n){e.exports=n(507)},function(e,t,n){e.exports=n(582)},function(e,t,n){var r=n(17),o=n(80),a=r({}.hasOwnProperty);e.exports=Object.hasOwn||function(e,t){return a(o(e),t)}},function(e,t,n){var r=n(17);e.exports=r({}.isPrototypeOf)},function(e,t,n){"use strict";
+/**
+ * @license
+ * Copyright 2017 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function r(e,t){const n=e.length,r=[];for(let o=0;o<n;o++){const a=n-1-o,i=e[a]||1;(t[t.length-1-o]||1)>1&&1===i&&r.unshift(a)}return r}function o(e,t){const n=[];for(let r=0;r<t.length;r++){const o=e[e.length-r-1],a=t.length-r-1,i=t[a];(null==o||1===o&&i>1)&&n.unshift(a)}return n}function a(e,t){const n=[],r=Math.max(e.length,t.length);for(let o=0;o<r;o++){let r=e[e.length-o-1];null==r&&(r=1);let a=t[t.length-o-1];if(null==a&&(a=1),1===r)n.unshift(a);else if(1===a)n.unshift(r);else{if(r!==a){throw Error(`Operands could not be broadcast together with shapes ${e} and ${t}.`)}n.unshift(r)}}return n}n.r(t),n.d(t,"getBroadcastDims",(function(){return r})),n.d(t,"getReductionAxes",(function(){return o})),n.d(t,"assertAndGetBroadcastShape",(function(){return a}))},function(e,t,n){e.exports=n(523)},function(e,t,n){"use strict";n.d(t,"e",(function(){return o})),n.d(t,"f",(function(){return a})),n.d(t,"g",(function(){return i})),n.d(t,"b",(function(){return s})),n.d(t,"c",(function(){return u})),n.d(t,"d",(function(){return c})),n.d(t,"j",(function(){return f})),n.d(t,"i",(function(){return m})),n.d(t,"h",(function(){return g})),n.d(t,"a",(function(){return b}));var r=n(9);
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */function o(e,t,n,r,o="NHWC",a){return s(e,[...t,e[3]],n,a,r,null,null,g(o))}function a(e,t,n,r,o,a,i="channelsLast"){const[u,c]=l(t);let d;if("channelsLast"===i)d=[u,c,e[3],e[3]];else{if("channelsFirst"!==i)throw new Error("Unknown dataFormat "+i);d=[u,c,e[1],e[1]]}return s(e,d,n,r,o,a,!1,i)}function i(e,t,n,r,o,a,i="NDHWC"){const[s,c,l]=d(t);let p,h;if("NDHWC"===i)h="channelsLast",p=[s,c,l,e[4],e[4]];else{if("NCDHW"!==i)throw new Error("Unknown dataFormat "+i);h="channelsFirst",p=[s,c,l,e[1],e[1]]}return u(e,p,n,r,o,!1,h,a)}function s(e,t,n,r,o,a,i=!1,s="channelsLast"){let[u,d,f,m]=[-1,-1,-1,-1];if("channelsLast"===s)[u,d,f,m]=e;else{if("channelsFirst"!==s)throw new Error("Unknown dataFormat "+s);[u,m,d,f]=e}const[g,b,,y]=t,[v,x]=l(n),[w,O]=l(r),k=p(g,w),S=p(b,O),{padInfo:T,outHeight:C,outWidth:E}=function(e,t,n,r,o,a,i,s,u){let l,d,p;if("number"==typeof e){l={top:e,bottom:e,left:e,right:e,type:0===e?"VALID":"NUMBER"};const o=function(e,t,n,r,o){null==r&&(r=c(e,t,n));const 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+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e,t=null,n=!1){let s=Object(a.a)(e,"x","sum");"bool"===s.dtype&&(s=Object(i.a)(s,"int32"));const u={x:s},c={axis:t,keepDims:n};return r.a.runKernel(o.Uc,u,c)}})},function(e,t,n){var r=n(20);e.exports=!r((function(){return 7!=Object.defineProperty({},1,{get:function(){return 7}})[1]}))},function(e,t){e.exports=function(e,t){if(!(e instanceof t))throw new TypeError("Cannot call a class as a function")},e.exports.default=e.exports,e.exports.__esModule=!0},function(e,t,n){var r=n(348);function o(e,t){for(var n=0;n<t.length;n++){var o=t[n];o.enumerable=o.enumerable||!1,o.configurable=!0,"value"in o&&(o.writable=!0),r(e,o.key,o)}}e.exports=function(e,t,n){return t&&o(e.prototype,t),n&&o(e,n),e},e.exports.default=e.exports,e.exports.__esModule=!0},function(e,t,n){"use strict";n.d(t,"b",(function(){return l})),n.d(t,"f",(function(){return f})),n.d(t,"e",(function(){return m})),n.d(t,"d",(function(){return g})),n.d(t,"a",(function(){return b})),n.d(t,"c",(function(){return y}));var r=n(240),o=n(9);function a(e,t,n,r){const a=Object(o.j)(t),c=function(e,t,n,r){const a=Object(o.O)(t),s=r[r.length-1],c=new Array(s).fill(0),l=t.length,d="complex64"===n?u(e):e;if(l>1)for(let e=0;e<a/s;e++){const t=e*s;for(let e=0;e<s;e++)c[e]=Math.max(c[e],i(d[t+e],0,n).length)}return c}(e,t,n,a),l=t.length,d=function e(t,n,r,o,a,c=!0){const l="complex64"===r?2:1,d=n[0],p=n.length;if(0===p){if("complex64"===r){return[i(u(t)[0],0,r)]}return"bool"===r?[s(t[0])]:[t[0].toString()]}if(1===p){if(d>20){const e=3*l;let n=Array.from(t.slice(0,e)),o=Array.from(t.slice((d-3)*l,d*l));return"complex64"===r&&(n=u(n),o=u(o)),["["+n.map((e,t)=>i(e,a[t],r)).join(", ")+", ..., "+o.map((e,t)=>i(e,a[d-3+t],r)).join(", ")+"]"]}return["["+("complex64"===r?u(t):Array.from(t)).map((e,t)=>i(e,a[t],r)).join(", ")+"]"]}const h=n.slice(1),f=o.slice(1),m=o[0]*l,g=[];if(d>20){for(let n=0;n<3;n++){const o=n*m,i=o+m;g.push(...e(t.slice(o,i),h,r,f,a,!1))}g.push("...");for(let n=d-3;n<d;n++){const o=n*m,i=o+m;g.push(...e(t.slice(o,i),h,r,f,a,n===d-1))}}else for(let n=0;n<d;n++){const o=n*m,i=o+m;g.push(...e(t.slice(o,i),h,r,f,a,n===d-1))}const b=2===p?",":"";g[0]="["+g[0]+b;for(let e=1;e<g.length-1;e++)g[e]=" "+g[e]+b;let y=",\n";for(let e=2;e<p;e++)y+="\n";return g[g.length-1]=" "+g[g.length-1]+"]"+(c?"":y),g}(e,t,n,a,c),p=["Tensor"];return r&&(p.push(" dtype: "+n),p.push(" rank: "+l),p.push(` shape: [${t}]`),p.push(" values:")),p.push(d.map(e=>" "+e).join("\n")),p.join("\n")}function i(e,t,n){let r;return r=Array.isArray(e)?parseFloat(e[0].toFixed(7))+" + "+parseFloat(e[1].toFixed(7))+"j":Object(o.z)(e)?`'${e}'`:"bool"===n?s(e):parseFloat(e.toFixed(7)).toString(),Object(o.L)(r,t)}function s(e){return 0===e?"false":"true"}function u(e){const t=[];for(let n=0;n<e.length;n+=2)t.push([e[n],e[n+1]]);return t}var c=n(13);
+/**
+ * @license
+ * Copyright 2017 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */class l{constructor(e,t,n){if(this.dtype=t,this.shape=e.slice(),this.size=o.O(e),null!=n){const e=n.length;o.b(e===this.size,()=>`Length of values '${e}' does not match the size inferred by the shape '${this.size}'.`)}if("complex64"===t)throw new Error("complex64 dtype TensorBuffers are not supported. Please create a TensorBuffer for the real and imaginary parts separately and call tf.complex(real, imag).");this.values=n||o.n(t,this.size),this.strides=Object(o.j)(e)}set(e,...t){0===t.length&&(t=[0]),o.b(t.length===this.rank,()=>`The number of provided coordinates (${t.length}) must match the rank (${this.rank})`);const n=this.locToIndex(t);this.values[n]=e}get(...e){0===e.length&&(e=[0]);let t=0;for(const n of e){if(n<0||n>=this.shape[t]){const t=`Requested out of range element at ${e}. Buffer shape=`+this.shape;throw new Error(t)}t++}let n=e[e.length-1];for(let t=0;t<e.length-1;++t)n+=this.strides[t]*e[t];return this.values[n]}locToIndex(e){if(0===this.rank)return 0;if(1===this.rank)return e[0];let t=e[e.length-1];for(let n=0;n<e.length-1;++n)t+=this.strides[n]*e[n];return t}indexToLoc(e){if(0===this.rank)return[];if(1===this.rank)return[e];const t=new Array(this.shape.length);for(let n=0;n<t.length-1;++n)t[n]=Math.floor(e/this.strides[n]),e-=t[n]*this.strides[n];return t[t.length-1]=e,t}get rank(){return this.shape.length}toTensor(){return d().makeTensor(this.values,this.shape,this.dtype)}}let d=null,p=null,h=null;function f(e){d=e}function m(e){p=e}function g(e){h=e}class b{constructor(e,t,n,r){this.kept=!1,this.isDisposedInternal=!1,this.shape=e.slice(),this.dtype=t||"float32",this.size=o.O(e),this.strides=Object(o.j)(e),this.dataId=n,this.id=r,this.rankType=this.rank<5?this.rank.toString():"higher"}get rank(){return this.shape.length}async buffer(){const e=await this.data();return p.buffer(this.shape,this.dtype,e)}bufferSync(){return p.buffer(this.shape,this.dtype,this.dataSync())}async array(){const e=await this.data();return Object(o.U)(this.shape,e,"complex64"===this.dtype)}arraySync(){return Object(o.U)(this.shape,this.dataSync(),"complex64"===this.dtype)}async data(){this.throwIfDisposed();const e=d().read(this.dataId);if("string"===this.dtype){const t=await e;try{return t.map(e=>c.decodeString(e))}catch(e){throw new Error("Failed to decode the string bytes into utf-8. To get the original bytes, call tensor.bytes().")}}return e}dataToGPU(e){return this.throwIfDisposed(),d().readToGPU(this.dataId,e)}dataSync(){this.throwIfDisposed();const e=d().readSync(this.dataId);if("string"===this.dtype)try{return e.map(e=>c.decodeString(e))}catch(e){throw new Error("Failed to decode the string bytes into utf-8. To get the original bytes, call tensor.bytes().")}return e}async bytes(){this.throwIfDisposed();const e=await d().read(this.dataId);return"string"===this.dtype?e:new Uint8Array(e.buffer)}dispose(){this.isDisposed||(d().disposeTensor(this),this.isDisposedInternal=!0)}get isDisposed(){return this.isDisposedInternal}throwIfDisposed(){if(this.isDisposed)throw new Error("Tensor is disposed.")}print(e=!1){return p.print(this,e)}clone(){return this.throwIfDisposed(),p.clone(this)}toString(e=!1){return a(this.dataSync(),this.shape,this.dtype,e)}cast(e){return this.throwIfDisposed(),p.cast(this,e)}variable(e=!0,t,n){return this.throwIfDisposed(),d().makeVariable(this,e,t,n)}}Object.defineProperty(b,Symbol.hasInstance,{value:e=>!!e&&null!=e.data&&null!=e.dataSync&&null!=e.throwIfDisposed}),Object(r.a)("Tensor",()=>b);class y extends b{constructor(e,t,n,r){super(e.shape,e.dtype,e.dataId,r),this.trainable=t,this.name=n}assign(e){if(e.dtype!==this.dtype)throw new Error(`dtype of the new value (${e.dtype}) and previous value (${this.dtype}) must match`);if(!o.a(e.shape,this.shape))throw new Error(`shape of the new value (${e.shape}) and previous value (${this.shape}) must match`);d().disposeTensor(this),this.dataId=e.dataId,d().incRef(this,null)}dispose(){d().disposeVariable(this),this.isDisposedInternal=!0}}Object.defineProperty(y,Symbol.hasInstance,{value:e=>e instanceof b&&null!=e.assign&&e.assign instanceof Function})},function(e,t){e.exports=function(e){return"function"==typeof e}},function(e,t,n){"use strict";n.d(t,"a",(function(){return a}));var r=n(9),o=n(152);
+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function a(e,t){if((Object(r.A)(e)&&"string"!==t||Array.isArray(e))&&"complex64"!==t)throw new Error("Error creating a new Scalar: value must be a primitive (number|boolean|string)");if("string"===t&&Object(r.A)(e)&&!(e instanceof Uint8Array))throw new Error("When making a scalar from encoded string, the value must be `Uint8Array`.");return Object(o.a)(e,[],[],t)}},function(e,t){e.exports=function(e){try{return!!e()}catch(e){return!0}}},function(e,t,n){"use strict";n.d(t,"a",(function(){return u}));var r=n(5),o=n(6),a=n(3),i=n(9),s=n(4);const u=Object(s.a)({cast_:
+/**
+ * @license
+ * Copyright 2020 Google Inc. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
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+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e,t){let n=Object(i.a)(e,"a","add"),s=Object(i.a)(t,"b","add");[n,s]=Object(a.b)(n,s);const u={a:n,b:s};return r.a.runKernel(o.d,u)}})},function(e,t,n){"use strict";
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+var r;n.d(t,"a",(function(){return r})),function(e){e[e.NONE=0]="NONE",e[e.MEAN=1]="MEAN",e[e.SUM=2]="SUM",e[e.SUM_BY_NONZERO_WEIGHTS=3]="SUM_BY_NONZERO_WEIGHTS"}(r||(r={}))},function(e,t,n){e.exports=n(475)},function(e,t,n){"use strict";n.d(t,"a",(function(){return s}));var r=n(5),o=n(6),a=n(3),i=n(4);const s=Object(i.a)({slice_:
+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e,t,n){const i=Object(a.a)(e,"x","slice","string_or_numeric");if(0===i.rank)throw new Error("Slicing scalar is not possible");const s={x:i},u={begin:t,size:n};return r.a.runKernel(o.Bc,s,u)}})},function(e,t,n){"use strict";n.d(t,"a",(function(){return u}));var r=n(5),o=n(6),a=n(22),i=n(3),s=n(4);const u=Object(s.a)({matMul_:
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e,t,n=!1,s=!1){let u=Object(i.a)(e,"a","matMul"),c=Object(i.a)(t,"b","matMul");[u,c]=Object(a.b)(u,c);const l={a:u,b:c},d={transposeA:n,transposeB:s};return r.a.runKernel(o.s,l,d)}})},function(e,t,n){var r=n(242),o=n(123);e.exports=function(e){return r(o(e))}},function(e,t,n){n(71);var r=n(429),o=n(14),a=n(92),i=n(73),s=n(113),u=n(24)("toStringTag");for(var c in r){var l=o[c],d=l&&l.prototype;d&&a(d)!==u&&i(d,u,c),s[c]=s.Array}},function(e,t,n){e.exports=n(351)},function(e,t,n){e.exports=n(495)},function(e,t,n){"use strict";n.d(t,"a",(function(){return c}));var r=n(5),o=n(6),a=n(22),i=n(3),s=n(371),u=n(4);const c=Object(u.a)({div_:
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e,t){let n=Object(i.a)(e,"a","div"),u=Object(i.a)(t,"b","div");if([n,u]=Object(a.b)(n,u),"int32"===n.dtype&&"int32"===u.dtype)return Object(s.a)(n,u);const c={a:n,b:u};return r.a.runKernel(o.hc,c,{})}})},function(e,t){e.exports=!0},function(e,t,n){"use strict";var r=n(65),o=n(246),a=n(113),i=n(74),s=n(54).f,u=n(210),c=n(70),l=n(39),d=i.set,p=i.getterFor("Array Iterator");e.exports=u(Array,"Array",(function(e,t){d(this,{type:"Array Iterator",target:r(e),index:0,kind:t})}),(function(){var e=p(this),t=e.target,n=e.kind,r=e.index++;return!t||r>=t.length?(e.target=void 0,{value:void 0,done:!0}):"keys"==n?{value:r,done:!1}:"values"==n?{value:t[r],done:!1}:{value:[r,t[r]],done:!1}}),"values");var h=a.Arguments=a.Array;if(o("keys"),o("values"),o("entries"),!c&&l&&"values"!==h.name)try{s(h,"name",{value:"values"})}catch(e){}},function(e,t,n){"use strict";n.d(t,"a",(function(){return o}));var r=n(5);n(42),n(3),n(9);function o(e){return r.a.customGrad(e)}},function(e,t,n){var r=n(39),o=n(54),a=n(91);e.exports=r?function(e,t,n){return o.f(e,t,a(1,n))}:function(e,t,n){return e[t]=n,e}},function(e,t,n){var r,o,a,i=n(289),s=n(14),u=n(17),c=n(26),l=n(73),d=n(33),p=n(201),h=n(162),f=n(134),m=s.TypeError,g=s.WeakMap;if(i||p.state){var b=p.state||(p.state=new g),y=u(b.get),v=u(b.has),x=u(b.set);r=function(e,t){if(v(b,e))throw new m("Object already initialized");return t.facade=e,x(b,e,t),t},o=function(e){return y(b,e)||{}},a=function(e){return v(b,e)}}else{var w=h("state");f[w]=!0,r=function(e,t){if(d(e,w))throw new m("Object already initialized");return t.facade=e,l(e,w,t),t},o=function(e){return d(e,w)?e[w]:{}},a=function(e){return d(e,w)}}e.exports={set:r,get:o,has:a,enforce:function(e){return a(e)?o(e):r(e,{})},getterFor:function(e){return function(t){var n;if(!c(t)||(n=o(t)).type!==e)throw m("Incompatible receiver, "+e+" required");return n}}}},function(e,t,n){var r=n(25),o=n(249),a=r({}.hasOwnProperty);e.exports=Object.hasOwn||function(e,t){return a(o(e),t)}},function(e,t,n){"use strict";n.d(t,"c",(function(){return f})),n.d(t,"b",(function(){return m})),n.d(t,"a",(function(){return g})),n.d(t,"d",(function(){return b}));var r=n(35),o=n(388),a=n(391),i=n(23),s=n(390),u=n(190),c=n(389),l=n(12),d=n(372),p=n(387),h=n(38);
+/**
+ * @license
+ * Copyright 2019 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function f(e,t,n){if(null==n||"linear"===n)return e;if("relu"===n)return Object(i.a)(e,Object(p.a)(t));throw new Error(`Cannot compute gradient for fused activation ${n}.`)}function m(e,t){let n=t;const o=r.getReductionAxes(e.shape,t.shape);return o.length>0&&(n=Object(h.a)(n,o)),Object(l.a)(n,e.shape)}function g(e,t,n,r){if("linear"===t)return e;if("relu"===t)return Object(u.a)(e);if("elu"===t)return Object(o.a)(e);if("relu6"===t)return Object(c.a)(e);if("prelu"===t)return Object(s.a)(e,n);if("leakyrelu"===t)return Object(a.a)(e,r);if("sigmoid"===t)return Object(d.a)(e);throw new Error(`Unknown fused activation ${t}.`)}const b=(e,t)=>!(e>0)||"linear"===t},,function(e,t,n){var r=n(39),o=n(50),a=n(181),i=n(91),s=n(65),u=n(154),c=n(33),l=n(281),d=Object.getOwnPropertyDescriptor;t.f=r?d:function(e,t){if(e=s(e),t=u(t),l)try{return d(e,t)}catch(e){}if(c(e,t))return i(!o(a.f,e,t),e[t])}},function(e,t,n){var r=n(14),o=n(27),a=n(156),i=r.TypeError;e.exports=function(e){if(o(e))return e;throw i(a(e)+" is not a function")}},function(e,t,n){var r=n(14),o=n(123),a=r.Object;e.exports=function(e){return a(o(e))}},function(e,t,n){var r=n(17),o=n(79),a=n(132),i=r(r.bind);e.exports=function(e,t){return o(e),void 0===t?e:a?i(e,t):function(){return e.apply(t,arguments)}}},function(e,t){},function(e,t,n){var r=n(81),o=n(17),a=n(242),i=n(80),s=n(100),u=n(284),c=o([].push),l=function(e){var t=1==e,n=2==e,o=3==e,l=4==e,d=6==e,p=7==e,h=5==e||d;return function(f,m,g,b){for(var y,v,x=i(f),w=a(x),O=r(m,g),k=s(w),S=0,T=b||u,C=t?T(f,k):n||p?T(f,0):void 0;k>S;S++)if((h||S in w)&&(v=O(y=w[S],S,x),e))if(t)C[S]=v;else if(v)switch(e){case 3:return!0;case 5:return y;case 6:return S;case 2:c(C,y)}else switch(e){case 4:return!1;case 7:c(C,y)}return d?-1:o||l?l:C}};e.exports={forEach:l(0),map:l(1),filter:l(2),some:l(3),every:l(4),find:l(5),findIndex:l(6),filterReject:l(7)}},function(e,t,n){var r=n(45);e.exports=!r((function(){return 7!=Object.defineProperty({},1,{get:function(){return 7}})[1]}))},function(e,t,n){var r=n(16),o=n(186),a=r.String;e.exports=function(e){if("Symbol"===o(e))throw TypeError("Cannot convert a Symbol value to a string");return a(e)}},function(e,t,n){var r=n(610),o=n(616);e.exports=function(e,t){if("function"!=typeof t&&null!==t)throw new TypeError("Super expression must either be null or a function");e.prototype=r(t&&t.prototype,{constructor:{value:e,writable:!0,configurable:!0}}),t&&o(e,t)},e.exports.default=e.exports,e.exports.__esModule=!0},function(e,t,n){var r=n(176).default,o=n(7);e.exports=function(e,t){if(t&&("object"===r(t)||"function"==typeof t))return t;if(void 0!==t)throw new TypeError("Derived constructors may only return object or undefined");return o(e)},e.exports.default=e.exports,e.exports.__esModule=!0},function(e,t,n){"use strict";n.d(t,"a",(function(){return i}));var r=n(3),o=n(9),a=n(152);
+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function i(e,t){Object(o.d)(e);const n=Object(r.c)(e,t);if(1!==n.length)throw new Error("tensor1d() requires values to be a flat/TypedArray");return Object(a.a)(e,null,n,t)}},function(e,t,n){"use strict";n.d(t,"a",(function(){return s}));var r=n(5),o=n(6),a=n(3),i=n(4);const s=Object(i.a)({abs_:
+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e){const t=Object(a.a)(e,"x","abs");if("complex64"===t.dtype){const e={x:t};return r.a.runKernel(o.A,e)}{const e={x:t};return r.a.runKernel(o.a,e)}}})},function(e,t){var n,r,o=e.exports={};function a(){throw new Error("setTimeout has not been defined")}function i(){throw new Error("clearTimeout has not been defined")}function s(e){if(n===setTimeout)return setTimeout(e,0);if((n===a||!n)&&setTimeout)return n=setTimeout,setTimeout(e,0);try{return n(e,0)}catch(t){try{return n.call(null,e,0)}catch(t){return n.call(this,e,0)}}}!function(){try{n="function"==typeof setTimeout?setTimeout:a}catch(e){n=a}try{r="function"==typeof clearTimeout?clearTimeout:i}catch(e){r=i}}();var u,c=[],l=!1,d=-1;function p(){l&&u&&(l=!1,u.length?c=u.concat(c):d=-1,c.length&&h())}function h(){if(!l){var e=s(p);l=!0;for(var t=c.length;t;){for(u=c,c=[];++d<t;)u&&u[d].run();d=-1,t=c.length}u=null,l=!1,function(e){if(r===clearTimeout)return clearTimeout(e);if((r===i||!r)&&clearTimeout)return r=clearTimeout,clearTimeout(e);try{r(e)}catch(t){try{return r.call(null,e)}catch(t){return r.call(this,e)}}}(e)}}function f(e,t){this.fun=e,this.array=t}function m(){}o.nextTick=function(e){var t=new Array(arguments.length-1);if(arguments.length>1)for(var n=1;n<arguments.length;n++)t[n-1]=arguments[n];c.push(new f(e,t)),1!==c.length||l||s(h)},f.prototype.run=function(){this.fun.apply(null,this.array)},o.title="browser",o.browser=!0,o.env={},o.argv=[],o.version="",o.versions={},o.on=m,o.addListener=m,o.once=m,o.off=m,o.removeListener=m,o.removeAllListeners=m,o.emit=m,o.prependListener=m,o.prependOnceListener=m,o.listeners=function(e){return[]},o.binding=function(e){throw new Error("process.binding is not supported")},o.cwd=function(){return"/"},o.chdir=function(e){throw new Error("process.chdir is not supported")},o.umask=function(){return 0}},function(e,t){e.exports=function(e,t){return{enumerable:!(1&e),configurable:!(2&e),writable:!(4&e),value:t}}},function(e,t,n){var r=n(14),o=n(205),a=n(27),i=n(99),s=n(24)("toStringTag"),u=r.Object,c="Arguments"==i(function(){return arguments}());e.exports=o?i:function(e){var t,n,r;return void 0===e?"Undefined":null===e?"Null":"string"==typeof(n=function(e,t){try{return e[t]}catch(e){}}(t=u(e),s))?n:c?i(t):"Object"==(r=i(t))&&a(t.callee)?"Arguments":r}},function(e,t,n){var r=n(14),o=n(92),a=r.String;e.exports=function(e){if("Symbol"===o(e))throw TypeError("Cannot convert a Symbol value to a string");return a(e)}},function(e,t,n){var r,o=n(47),a=n(243),i=n(208),s=n(134),u=n(286),c=n(202),l=n(162),d=l("IE_PROTO"),p=function(){},h=function(e){return"<script>"+e+"<\/script>"},f=function(e){e.write(h("")),e.close();var t=e.parentWindow.Object;return e=null,t},m=function(){try{r=new ActiveXObject("htmlfile")}catch(e){}var e,t;m="undefined"!=typeof document?document.domain&&r?f(r):((t=c("iframe")).style.display="none",u.appendChild(t),t.src=String("javascript:"),(e=t.contentWindow.document).open(),e.write(h("document.F=Object")),e.close(),e.F):f(r);for(var n=i.length;n--;)delete m.prototype[i[n]];return m()};s[d]=!0,e.exports=Object.create||function(e,t){var n;return null!==e?(p.prototype=o(e),n=new p,p.prototype=null,n[d]=e):n=m(),void 0===t?n:a.f(n,t)}},function(e,t,n){var r=n(16),o=n(43),a=n(75),i=n(124),s=n(216),u=n(184),c=n(166),l=n(185).CONFIGURABLE,d=c.get,p=c.enforce,h=String(String).split("String");(e.exports=function(e,t,n,u){var c,d=!!u&&!!u.unsafe,f=!!u&&!!u.enumerable,m=!!u&&!!u.noTargetGet,g=u&&void 0!==u.name?u.name:t;o(n)&&("Symbol("===String(g).slice(0,7)&&(g="["+String(g).replace(/^Symbol\(([^)]*)\)/,"$1")+"]"),(!a(n,"name")||l&&n.name!==g)&&i(n,"name",g),(c=p(n)).source||(c.source=h.join("string"==typeof g?g:""))),e!==r?(d?!m&&e[t]&&(f=!0):delete e[t],f?e[t]=n:i(e,t,n)):f?e[t]=n:s(t,n)})(Function.prototype,"toString",(function(){return o(this)&&d(this).source||u(this)}))},function(e,t,n){var r=n(43);e.exports=function(e){return"object"==typeof e?null!==e:r(e)}},function(e,t,n){"use strict";n.d(t,"a",(function(){return c}));var r=n(5),o=n(6),a=n(3),i=n(9),s=n(129),u=n(4);const c=Object(u.a)({concat_:
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
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+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+class C{static get Instance(){return this._instance||(this._instance=new this)}constructor(){const e=[].concat(...[s,u,c,l,d,p,h,f,m,g,b,y,v,x,w,O,k,S,T].map(e=>e.json));this.opMappers=e.reduce((e,t)=>(e[t.tfOpName]=t,e),{})}transformGraph(e,t={}){const n=e.node,r=[],o=[],a=[],s=n.reduce((e,t)=>(e[t.name]=this.mapNode(t),t.op.startsWith("Placeholder")?r.push(e[t.name]):"Const"===t.op?o.push(e[t.name]):null!=t.input&&0!==t.input.length||a.push(e[t.name]),e),{});let u=[];const c=[];let l={},d={};null!=t&&(l=this.mapSignatureEntries(t.inputs),d=this.mapSignatureEntries(t.outputs));const p=Object.keys(s);p.forEach(e=>{const t=s[e];t.inputNames.forEach((e,n)=>{const[r,,o]=Object(i.b)(e),a=s[r];if(null!=a.outputs){const e=a.outputs.indexOf(o);if(-1!==e){const o=`${r}:${e}`;t.inputNames[n]=o}}t.inputs.push(a),a.children.push(t)})}),0===Object.keys(d).length?p.forEach(e=>{const t=s[e];0===t.children.length&&c.push(t)}):Object.keys(d).forEach(e=>{const[t]=Object(i.b)(e),n=s[t];null!=n&&(n.signatureKey=d[e],c.push(n))}),Object.keys(l).length>0?Object.keys(l).forEach(e=>{const[t]=Object(i.b)(e),n=s[t];n&&(n.signatureKey=l[e],u.push(n))}):u=r;let h={};null!=e.library&&null!=e.library.function&&(h=e.library.function.reduce((e,t)=>(e[t.signature.name]=this.mapFunction(t),e),{}));const f={nodes:s,inputs:u,outputs:c,weights:o,placeholders:r,signature:t,functions:h};return a.length>0&&(f.initNodes=a),f}mapSignatureEntries(e){return Object.keys(e||{}).reduce((t,n)=>(t[e[n].name]=n,t),{})}mapNode(e){const t=Object(a.a)(e.op)||this.opMappers[e.op]||{};null==e.attr&&(e.attr={});const n={name:e.name,op:e.op,category:t.category,inputNames:(e.input||[]).map(e=>e.startsWith("^")?e.substr(1):e),inputs:[],children:[],inputParams:{},attrParams:{},rawAttrs:e.attr,outputs:t.outputs};return 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r={};null!=t&&(r=t.reduce((e,t)=>(e[t.name]=this.mapNode(t),"Const"===t.op&&n.push(e[t.name]),e),{}));const o=[],a=[];e.signature.inputArg.forEach(e=>{const[t]=Object(i.b)(e.name),n={name:t,op:"Placeholder",inputs:[],inputNames:[],category:"graph",inputParams:{},attrParams:{dtype:{value:A(e.type),type:"dtype"}},children:[]};n.signatureKey=e.name,o.push(n),r[t]=n});Object.keys(r).forEach(e=>{const t=r[e];t.inputNames.forEach((e,n)=>{const[o,,a]=Object(i.b)(e),s=r[o];if(null!=s.outputs){const e=s.outputs.indexOf(a);if(-1!==e){const r=`${o}:${e}`;t.inputNames[n]=r}}t.inputs.push(s),s.children.push(t)})});const s=e.ret;e.signature.outputArg.forEach(e=>{const[t,n]=Object(i.b)(s[e.name]),o=r[t];null!=o&&(o.defaultOutput=n,a.push(o))});const u=this.mapArgsToSignature(e);return{nodes:r,inputs:o,outputs:a,weights:n,placeholders:[],signature:u}}mapArgsToSignature(e){return{methodName:e.signature.name,inputs:e.signature.inputArg.reduce((e,t)=>(e[t.name]=this.mapArgToTensorInfo(t),e),{}),outputs:e.signature.outputArg.reduce((t,n)=>(t[n.name]=this.mapArgToTensorInfo(n,e.ret),t),{})}}mapArgToTensorInfo(e,t){let n=e.name;return null!=t&&(n=t[n]),{name:n,dtype:e.type}}}function E(t,n){const o=Array.isArray(t)?String.fromCharCode.apply(null,t):function(t){const n=Object(r.zd)().global;if(void 0!==n.atob)return n.atob(t);if(void 0!==e)return new e(t,"base64").toString();throw new Error("Unable to decode base64 in this environment. 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o=e,a=[];o.byteLength>0;){for(var s=new Uint8Array(o),u=0===s[0],c="",l=1;255!==s[l];l++){if(c.length>310)return r(f,0,1);c+=s[l]}o=i(o,2+c.length),c=parseInt(c);var d=i(o,0,c);if(u)try{d=String.fromCharCode.apply(null,new Uint8Array(d))}catch(e){var p=new Uint8Array(d);d="";for(l=0;l<p.length;l++)d+=String.fromCharCode(p[l])}a.push(d),o=i(o,c)}var h=a.length;a.forEach((function(e,o){r(t.decodePacket(e,n,!0),o,h)}))}},function(e,t,n){e.exports=n(278)},function(e,t,n){e.exports=n(479)},function(e,t,n){"use strict";n.d(t,"a",(function(){return u}));var r=n(5),o=n(6),a=n(3),i=n(9),s=n(4);const u=Object(s.a)({complex_:
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e,t){const n=Object(a.a)(e,"real","complex"),s=Object(a.a)(t,"imag","complex");i.e(n.shape,s.shape,`real and imag shapes, ${n.shape} and ${s.shape}, must match in call to tf.complex().`);const u={real:n,imag:s};return r.a.runKernel(o.z,u)}})},function(e,t,n){"use strict";n.d(t,"a",(function(){return a}));var r=n(42),o=n(9);
+/**
+ * @license
+ * Copyright 2020 Google Inc. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function a(e,t="float32",n){return t=t||"float32",o.c(e),new r.b(e,t,n)}},function(e,t,n){var r=n(14).TypeError;e.exports=function(e){if(null==e)throw r("Can't call method on "+e);return e}},function(e,t,n){var r=n(84),o=n(115),a=n(251);e.exports=r?function(e,t,n){return o.f(e,t,a(1,n))}:function(e,t,n){return e[t]=n,e}},function(e,t,n){var r=n(84),o=n(185).EXISTS,a=n(25),i=n(115).f,s=Function.prototype,u=a(s.toString),c=/^\s*function ([^ (]*)/,l=a(c.exec);r&&!o&&i(s,"name",{configurable:!0,get:function(){try{return l(c,u(this))[1]}catch(e){return""}}})},function(e,t,n){"use strict";var r=n(221),o=n(169);r({target:"RegExp",proto:!0,forced:/./.exec!==o},{exec:o})},function(e,t,n){var r=n(312),o=n(105);e.exports=function(e){return r(o(e))}},function(e,t){e.exports=function(){throw new Error("define cannot be used indirect")}},function(e,t,n){"use strict";n.d(t,"a",(function(){return s}));var r=n(5),o=n(6),a=n(3),i=n(4);const s=Object(i.a)({clone_:
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e){const t={x:Object(a.a)(e,"x","clone","string_or_numeric")};return r.a.runKernel(o.pb,t)}})},function(e,t,n){"use strict";n.d(t,"a",(function(){return s}));var r=n(5),o=n(6),a=n(3),i=n(4);const s=Object(i.a)({exp_:
+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e){const t={x:Object(a.a)(e,"x","exp")};return r.a.runKernel(o.Y,t)}})},function(e,t,n){e.exports=n(499)},function(e,t,n){var r=n(20);e.exports=!r((function(){var e=function(){}.bind();return"function"!=typeof e||e.hasOwnProperty("prototype")}))},function(e,t,n){var r=n(56);e.exports=r("navigator","userAgent")||""},function(e,t){e.exports={}},function(e,t,n){var r=n(17);e.exports=r([].slice)},function(e,t,n){var r=n(14),o=n(33),a=n(27),i=n(80),s=n(162),u=n(292),c=s("IE_PROTO"),l=r.Object,d=l.prototype;e.exports=u?l.getPrototypeOf:function(e){var t=i(e);if(o(t,c))return t[c];var n=t.constructor;return a(n)&&t instanceof n?n.prototype:t instanceof l?d:null}},function(e,t,n){var r=n(14),o=n(34),a=r.TypeError;e.exports=function(e,t){if(o(t,e))return e;throw a("Incorrect invocation")}},function(e,t,n){"use strict";n.d(t,"a",(function(){return c}));var r=n(5),o=n(6),a=n(3),i=n(276),s=n(35),u=n(4);const c=Object(u.a)({where_:
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e,t,n){const u=Object(a.a)(t,"a","where"),c=Object(a.a)(n,"b","where"),l=Object(a.a)(e,"condition","where","bool"),d=Object(s.assertAndGetBroadcastShape)(Object(s.assertAndGetBroadcastShape)(l.shape,u.shape),c.shape),p={condition:Object(i.a)(l,d),t:Object(i.a)(u,d),e:Object(i.a)(c,d)};return r.a.runKernel(o.vc,p)}})},function(e,t,n){e.exports=n(578)},function(e,t,n){"use strict";n.d(t,"b",(function(){return o})),n.d(t,"a",(function(){return a}));var r=n(19);
+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */function o(...e){Object(r.b)().getBool("IS_TEST")||Object(r.b)().getBool("PROD")||console.warn(...e)}function a(...e){Object(r.b)().getBool("IS_TEST")||Object(r.b)().getBool("PROD")||console.log(...e)}},function(e,t,n){"use strict";n.d(t,"b",(function(){return s})),n.d(t,"a",(function(){return u})),n.d(t,"c",(function(){return c})),n.d(t,"d",(function(){return l}));n(19);var r=n(240),o=n(140);
+/**
+ * @license
+ * Copyright 2019 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+const a=Object(r.a)("kernelRegistry",()=>new Map),i=Object(r.a)("gradRegistry",()=>new Map);function s(e,t){const n=d(e,t);return a.get(n)}function u(e){return i.get(e)}function c(e){const t=a.entries(),n=[];for(;;){const{done:r,value:o}=t.next();if(r)break;const[a,i]=o,[s]=a.split("_");s===e&&n.push(i)}return n}function l(e){const{kernelName:t,backendName:n}=e,r=d(t,n);a.has(r)&&o.b(`The kernel '${t}' for backend '${n}' is already registered`),a.set(r,e)}function d(e,t){return`${t}_${e}`}},function(e,t,n){"use strict";n.d(t,"a",(function(){return sn}));var r=n(0);
+/**
+ * @license
+ * Copyright 2021 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */Object(r.zd)().registerFlag("KEEP_INTERMEDIATE_TENSORS",()=>!1,e=>{e&&console.warn("Keep intermediate tensors is ON. This will print the values of all intermediate tensors during model inference. Not all models support this mode. For details, check e2e/benchmarks/ model_config.js. This significantly impacts performance.")});var o=n(111),a=n(1);
+/**
+ * @license
+ * Copyright 2019 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+class i{constructor(e,t,n){this.node=e,this.tensorMap=t,this.context=n,this.inputs=[],this.attrs={},this.inputs=e.inputNames.map(e=>this.getInput(e)),null!=e.rawAttrs&&(this.attrs=Object.keys(e.rawAttrs).reduce((e,t)=>(e[t]=this.getAttr(t),e),{}))}getInput(e){return Object(a.e)(e,this.tensorMap,this.context)}getAttr(e,t){const n=this.node.rawAttrs[e];if(null!=n.tensor)return Object(a.e)(e,this.tensorMap,this.context);if(null!=n.i||null!=n.f)return Object(o.f)(this.node.rawAttrs,e,t);if(null!=n.s)return Object(o.i)(this.node.rawAttrs,e,t);if(null!=n.b)return Object(o.c)(this.node.rawAttrs,e,t);if(null!=n.shape)return Object(o.k)(this.node.rawAttrs,e,t);if(null!=n.type)return Object(o.e)(this.node.rawAttrs,e,t);if(null!=n.list){if(null!=n.list.i||null!=n.list.f)return Object(o.g)(this.node.rawAttrs,e,t);if(null!=n.list.s)return Object(o.h)(this.node.rawAttrs,e,t);if(null!=n.list.shape)return Object(o.j)(this.node.rawAttrs,e,t);if(null!=n.list.b)return Object(o.b)(this.node.rawAttrs,e,t);if(null!=n.list.type)return Object(o.d)(this.node.rawAttrs,e,t)}return t}}var s=n(231),u=n(60),c=n(647),l=n(648),d=n(23),p=n(69),h=n(649),f=n(371),m=n(29),g=n(384),b=n(650),y=n(379),v=n(385);var x=n(89),w=n(651),O=n(652),k=n(653),S=n(654),T=n(655),C=n(656),E=n(657),I=n(658),j=n(121),N=n(659),A=n(660),R=n(388),_=n(661),$=n(130),F=n(662),D=n(663),M=n(179),P=n(386),L=n(268),B=n(150),z=n(664),U=n(235),V=n(190),W=n(376),G=n(665),H=n(372),q=n(666),K=n(667),X=n(668),Y=n(669),Q=n(342),Z=n(271),J=n(670),ee=n(671),te=n(645),ne=n(389),re=n(672),oe=n(673),ae=n(391),ie=n(390),se=n(674);
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function ue(e,t,n=""){if("number"!=typeof e&&"number"!=typeof t){r.ae.assert(e.length===t.length,()=>n+` Shapes ${e} and ${t} must match`);for(let o=0;o<e.length;o++){const a=e[o],i=t[o];r.ae.assert(a<0||i<0||a===i,()=>n+` Shapes ${e} and ${t} must match`)}}}function ce(e){return"number"!=typeof e&&!e.some(e=>e<0)}function le(e,t,n){let r=de(e,n);const o=!ce(r);if(o&&0===t.length)throw new Error("Tried to calculate elements of an empty list with non-fully-defined elementShape: "+r);if(o&&t.forEach(e=>{r=de(e.shape,r)}),!ce(r))throw new Error("Non-fully-defined elementShape: "+r);return r}function de(e,t){if("number"==typeof e)return t;if("number"==typeof t)return e;if(e.length!==t.length)throw new Error(`Incompatible ranks during merge: ${e} vs. ${t}`);const n=[];for(let r=0;r<e.length;++r){const o=e[r],a=t[r];if(o>=0&&a>=0&&o!==a)throw new Error(`Incompatible shape during merge: ${e} vs. ${t}`);n[r]=o>=0?o:a}return n}
+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */class pe{constructor(e,t,n,o,a,i,s){this.name=e,this.dtype=t,this.maxSize=n,this.elementShape=o,this.identicalElementShapes=a,this.dynamicSize=i,this.clearAfterRead=s,this.tensors=[],this.closed_=!1,this.idTensor=Object(r.Md)(0),Object(r.Fd)(this.idTensor)}get id(){return this.idTensor.id}get closed(){return this.closed_}clearAndClose(e){this.tensors.forEach(t=>{null!=e&&e.has(t.tensor.id)||t.tensor.dispose()}),this.tensors=[],this.closed_=!0,this.idTensor.dispose()}size(){return this.tensors.length}read(e){if(this.closed_)throw new Error(`TensorArray ${this.name} has already been closed.`);if(e<0||e>=this.size())throw new Error(`Tried to read from index ${e}, but array size is: ${this.size()}`);const t=this.tensors[e];if(t.cleared)throw new Error(`TensorArray ${this.name}: Could not read index ${e} twice because it was cleared after a previous read (perhaps try setting clear_after_read = false?).`);return this.clearAfterRead&&(t.cleared=!0),t.read=!0,t.tensor}readMany(e){return e.map(e=>this.read(e))}write(e,t){if(this.closed_)throw new Error(`TensorArray ${this.name} has already been closed.`);if(e<0||!this.dynamicSize&&e>=this.maxSize)throw new Error(`Tried to write to index ${e}, but array is not resizeable and size is: ${this.maxSize}`);const n=this.tensors[e]||{};if(t.dtype!==this.dtype)throw new Error(`TensorArray ${this.name}: Could not write to TensorArray index ${e},\n because the value dtype is ${t.dtype}, but TensorArray dtype is ${this.dtype}.`);if(0!==this.size()||null!=this.elementShape&&0!==this.elementShape.length||(this.elementShape=t.shape),ue(this.elementShape,t.shape,`TensorArray ${this.name}: Could not write to TensorArray index ${e}.`),n.read)throw new Error(`TensorArray ${this.name}: Could not write to TensorArray index ${e}, because it has already been read.`);if(n.written)throw new Error(`TensorArray ${this.name}: Could not write to TensorArray index ${e}, because it has already been written.`);n.tensor=t,Object(r.Fd)(t),n.written=!0,this.tensors[e]=n}writeMany(e,t){if(e.length!==t.length)throw new Error(`TensorArray ${this.name}: could not write multiple tensors,because the index size: ${e.length} is not the same as tensors size: ${t.length}.`);e.forEach((e,n)=>this.write(e,t[n]))}gather(e,t){if(t&&t!==this.dtype)throw new Error(`TensorArray dtype is ${this.dtype} but gather requested dtype ${t}`);if(e)e=e.slice(0,this.size());else{e=[];for(let t=0;t<this.size();t++)e.push(t)}if(0===e.length)return Object(r.Ud)([],[0].concat(this.elementShape));const n=this.readMany(e);return ue(this.elementShape,n[0].shape,"TensorArray shape mismatch: "),Object(r.Rd)(n,0)}concat(e){if(e&&e!==this.dtype)throw new Error(`TensorArray dtype is ${this.dtype} but concat requested dtype ${e}`);if(0===this.size())return Object(r.Ud)([],[0].concat(this.elementShape));const t=[];for(let e=0;e<this.size();e++)t.push(e);const n=this.readMany(t);return ue(this.elementShape,n[0].shape,`TensorArray shape mismatch: tensor array shape (${this.elementShape}) vs first tensor shape (${n[0].shape})`),Object(r.td)(n,0)}scatter(e,t){if(t.dtype!==this.dtype)throw new Error(`TensorArray dtype is ${this.dtype} but tensor has dtype ${t.dtype}`);if(e.length!==t.shape[0])throw new Error(`Expected len(indices) == tensor.shape[0], but saw: ${e.length} vs. ${t.shape[0]}`);const n=Math.max(...e);if(!this.dynamicSize&&n>=this.maxSize)throw new Error(`Max index must be < array size (${n} vs. ${this.maxSize})`);this.writeMany(e,Object(r.Yd)(t,0))}split(e,t){if(t.dtype!==this.dtype)throw new Error(`TensorArray dtype is ${this.dtype} but tensor has dtype ${t.dtype}`);let n=0;const o=e.map(e=>(n+=e,n));if(n!==t.shape[0])throw new Error(`Expected sum of lengths to be equal to\n tensor.shape[0], but sum of lengths is\n ${n}, and tensor's shape is: ${t.shape}`);if(!this.dynamicSize&&e.length!==this.maxSize)throw new Error(`TensorArray's size is not equal to the size of lengths (${this.maxSize} vs. ${e.length}), and the TensorArray is not marked as dynamically resizeable`);const a=0===n?0:t.size/n,i=[];Object(r.Xd)(()=>{t=Object(r.Ld)(t,[1,n,a]);for(let n=0;n<e.length;++n){const s=[0,0===n?0:o[n-1],0],u=[1,e[n],a];i[n]=Object(r.Ld)(Object(r.Od)(t,s,u),this.elementShape)}return i});const s=[];for(let t=0;t<e.length;t++)s[t]=t;this.writeMany(s,i)}}
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */class he{constructor(e,t,n,o=-1){this.tensors=e,this.elementShape=t,this.elementDtype=n,null!=e&&e.forEach(e=>{if(n!==e.dtype)throw new Error(`Invalid data types; op elements ${n}, but list elements ${e.dtype}`);ue(t,e.shape,"TensorList shape mismatch: "),Object(r.Fd)(e)}),this.idTensor=Object(r.Md)(0),this.maxNumElements=o,Object(r.Fd)(this.idTensor)}get id(){return this.idTensor.id}copy(){return new he([...this.tensors],this.elementShape,this.elementDtype)}clearAndClose(e){this.tensors.forEach(t=>{null!=e&&e.has(t.id)||t.dispose()}),this.tensors.length=0,this.idTensor.dispose()}size(){return this.tensors.length}stack(e,t,n=-1){if(t!==this.elementDtype)throw new Error(`Invalid data types; op elements ${t}, but list elements ${this.elementDtype}`);if(-1!==n&&this.tensors.length!==n)throw new Error(`Operation expected a list with ${n} elements but got a list with ${this.tensors.length} elements.`);ue(e,this.elementShape,"TensorList shape mismatch: ");const o=le(this.elementShape,this.tensors,e);return Object(r.Xd)(()=>{const e=this.tensors.map(e=>Object(r.Ld)(e,o));return Object(r.Rd)(e,0)})}popBack(e,t){if(t!==this.elementDtype)throw new Error(`Invalid data types; op elements ${t}, but list elements ${this.elementDtype}`);if(0===this.size())throw new Error("Trying to pop from an empty list.");const n=le(this.elementShape,this.tensors,e),o=this.tensors.pop();return ue(o.shape,e,"TensorList shape mismatch: "),Object(r.Ld)(o,n)}pushBack(e){if(e.dtype!==this.elementDtype)throw new Error(`Invalid data types; op elements ${e.dtype}, but list elements ${this.elementDtype}`);if(ue(e.shape,this.elementShape,"TensorList shape mismatch: "),this.maxNumElements===this.size())throw new Error("Trying to push element into a full list.");Object(r.Fd)(e),this.tensors.push(e)}resize(e){if(e<0)throw new Error("TensorListResize expects size to be non-negative. Got: "+e);if(-1!==this.maxNumElements&&e>this.maxNumElements)throw new Error(`TensorListResize input size ${e} is greater maxNumElement ${this.maxNumElements}.`);this.tensors.length=e}getItem(e,t,n){if(n!==this.elementDtype)throw new Error(`Invalid data types; op elements ${n}, but list elements ${this.elementDtype}`);if(e<0||e>this.tensors.length)throw new Error(`Trying to access element ${e} in a list with ${this.tensors.length} elements.`);if(null==this.tensors[e])throw new Error(`element at index ${e} is null.`);ue(this.tensors[e].shape,t,"TensorList shape mismatch: ");const o=le(this.elementShape,this.tensors,t);return Object(r.Ld)(this.tensors[e],o)}setItem(e,t){if(t.dtype!==this.elementDtype)throw new Error(`Invalid data types; op elements ${t.dtype}, but list elements ${this.elementDtype}`);if(e<0||-1!==this.maxNumElements&&e>=this.maxNumElements)throw new Error(`Trying to set element ${e} in a list with max ${this.maxNumElements} elements.`);ue(this.elementShape,t.shape,"TensorList shape mismatch: "),Object(r.Fd)(t),this.tensors[e]=t}gather(e,t,n){if(t!==this.elementDtype)throw new Error(`Invalid data types; op elements ${t}, but list elements ${this.elementDtype}`);ue(this.elementShape,n,"TensorList shape mismatch: "),e=e.slice(0,this.size());const o=le(this.elementShape,this.tensors,n);return 0===e.length?Object(r.Ud)([],[0].concat(o)):Object(r.Xd)(()=>{const t=e.map(e=>Object(r.Ld)(this.tensors[e],o));return Object(r.Rd)(t,0)})}concat(e,t){if(e&&e!==this.elementDtype)throw new Error(`TensorList dtype is ${this.elementDtype} but concat requested dtype ${e}`);ue(this.elementShape,t,"TensorList shape mismatch: ");const n=le(this.elementShape,this.tensors,t);return 0===this.size()?Object(r.Ud)([],[0].concat(n)):Object(r.Xd)(()=>{const e=this.tensors.map(e=>Object(r.Ld)(e,n));return Object(r.td)(e,0)})}}
+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+const fe=async(e,t,n)=>{switch(e.op){case"If":case"StatelessIf":{const r=Object(a.d)("thenBranch",e,t,n),o=Object(a.d)("elseBranch",e,t,n),i=Object(a.d)("cond",e,t,n),s=Object(a.d)("args",e,t,n);return(await i.data())[0]?n.functionMap[r].executeFunctionAsync(s,n.tensorArrayMap,n.tensorListMap):n.functionMap[o].executeFunctionAsync(s,n.tensorArrayMap,n.tensorListMap)}case"While":case"StatelessWhile":{const r=Object(a.d)("body",e,t,n),o=Object(a.d)("cond",e,t,n),i=Object(a.d)("args",e,t,n),s=await n.functionMap[o].executeFunctionAsync(i,n.tensorArrayMap,n.tensorListMap),u=i.map(e=>e.id);let c=await s[0].data();s.forEach(e=>{e.kept||-1!==u.indexOf(e.id)||e.dispose()});let l=i;for(;c[0];){const e=l;l=await n.functionMap[r].executeFunctionAsync(l,n.tensorArrayMap,n.tensorListMap);const t=l.map(e=>e.id);e.forEach(e=>{e.kept||-1!==u.indexOf(e.id)||-1!==t.indexOf(e.id)||e.dispose()});const a=await n.functionMap[o].executeFunctionAsync(l,n.tensorArrayMap,n.tensorListMap);c=await a[0].data(),a.forEach(e=>{e.kept||-1!==u.indexOf(e.id)||-1!==t.indexOf(e.id)||e.dispose()})}return l}case"LoopCond":{const r=Object(a.d)("pred",e,t,n);return[Object(a.a)(r)]}case"Switch":{const r=Object(a.d)("pred",e,t,n);let o=Object(a.d)("data",e,t,n);return o.kept||(o=Object(a.a)(o)),(await r.data())[0]?[void 0,o]:[o,void 0]}case"Merge":{const r=e.inputNames.find(e=>void 0!==Object(a.e)(e,t,n));if(r){const e=Object(a.e)(r,t,n);return[Object(a.a)(e)]}return}case"Enter":{const r=Object(a.d)("frameName",e,t,n),o=Object(a.d)("tensor",e,t,n);return n.enterFrame(r),[Object(a.a)(o)]}case"Exit":{const r=Object(a.d)("tensor",e,t,n);return n.exitFrame(),[Object(a.a)(r)]}case"NextIteration":{const r=Object(a.d)("tensor",e,t,n);return n.nextIteration(),[Object(a.a)(r)]}case"TensorArrayV3":{const o=Object(a.d)("size",e,t,n),i=Object(a.d)("dtype",e,t,n),s=Object(a.d)("elementShape",e,t,n),u=Object(a.d)("dynamicSize",e,t,n),c=Object(a.d)("clearAfterRead",e,t,n),l=Object(a.d)("identicalElementShapes",e,t,n),d=Object(a.d)("name",e,t,n),p=new pe(d,i,o,s,l,u,c);return n.addTensorArray(p),[p.idTensor,Object(r.Md)(1)]}case"TensorArrayWriteV3":{const r=Object(a.d)("tensorArrayId",e,t,n),o=Object(a.d)("index",e,t,n),i=Object(a.d)("tensor",e,t,n),s=n.getTensorArray(r.id);return s.write(o,i),[s.idTensor]}case"TensorArrayReadV3":{const r=Object(a.d)("tensorArrayId",e,t,n),o=Object(a.d)("index",e,t,n);return[n.getTensorArray(r.id).read(o)]}case"TensorArrayGatherV3":{const r=Object(a.d)("tensorArrayId",e,t,n),o=Object(a.d)("indices",e,t,n),i=Object(a.d)("dtype",e,t,n);return[n.getTensorArray(r.id).gather(o,i)]}case"TensorArrayScatterV3":{const r=Object(a.d)("tensorArrayId",e,t,n),o=Object(a.d)("indices",e,t,n),i=Object(a.d)("tensor",e,t,n),s=n.getTensorArray(r.id);return s.scatter(o,i),[s.idTensor]}case"TensorArrayConcatV3":{const r=Object(a.d)("tensorArrayId",e,t,n),o=n.getTensorArray(r.id),i=Object(a.d)("dtype",e,t,n);return[o.concat(i)]}case"TensorArraySplitV3":{const r=Object(a.d)("tensorArrayId",e,t,n),o=Object(a.d)("tensor",e,t,n),i=Object(a.d)("lengths",e,t,n),s=n.getTensorArray(r.id);return s.split(i,o),[s.idTensor]}case"TensorArraySizeV3":{const o=Object(a.d)("tensorArrayId",e,t,n),i=n.getTensorArray(o.id);return[Object(r.Md)(i.size(),"int32")]}case"TensorArrayCloseV3":{const r=Object(a.d)("tensorArrayId",e,t,n),o=n.getTensorArray(r.id);return o.clearAndClose(),[o.idTensor]}case"TensorListSetItem":{const r=Object(a.d)("tensorListId",e,t,n),o=Object(a.d)("index",e,t,n),i=Object(a.d)("tensor",e,t,n),s=n.getTensorList(r.id);return s.setItem(o,i),[s.idTensor]}case"TensorListGetItem":{const r=Object(a.d)("tensorListId",e,t,n),o=Object(a.d)("index",e,t,n),i=Object(a.d)("elementShape",e,t,n),s=Object(a.d)("elementDType",e,t,n);return[n.getTensorList(r.id).getItem(o,i,s)]}case"TensorListScatterV2":case"TensorListScatter":{const o=Object(a.d)("indices",e,t,n),i=function(e,t,n,o){if(t.length!==e.shape[0])throw new Error(`Expected len(indices) == tensor.shape[0], but saw: ${t.length} vs. ${e.shape[0]}`);const a=Math.max(...t);if(null!=o&&-1!==o&&a>=o)throw new Error(`Max index must be < array size (${a} vs. ${o})`);const i=new he([],n,e.dtype,o),s=Object(r.Yd)(e,0);return t.forEach((e,t)=>{i.setItem(e,s[t])}),i}(Object(a.d)("tensor",e,t,n),o,Object(a.d)("elementShape",e,t,n),Object(a.d)("numElements",e,t,n));return n.addTensorList(i),[i.idTensor]}case"TensorListReserve":case"EmptyTensorList":{const r=Object(a.d)("elementShape",e,t,n),o=Object(a.d)("elementDType",e,t,n);let i;i="TensorListReserve"===e.op?"numElements":"maxNumElements";const s=function(e,t,n){return new he([],e,t,n)}(r,o,Object(a.d)(i,e,t,n));return n.addTensorList(s),[s.idTensor]}case"TensorListGather":{const r=Object(a.d)("tensorListId",e,t,n),o=Object(a.d)("indices",e,t,n),i=Object(a.d)("elementShape",e,t,n),s=Object(a.d)("elementDType",e,t,n);return[n.getTensorList(r.id).gather(o,s,i)]}case"TensorListStack":{const r=Object(a.d)("tensorListId",e,t,n),o=Object(a.d)("elementShape",e,t,n),i=Object(a.d)("elementDType",e,t,n),s=Object(a.d)("numElements",e,t,n);return[n.getTensorList(r.id).stack(o,i,s)]}case"TensorListFromTensor":{const o=function(e,t,n){const o=e.dtype;if(e.shape.length<1)throw new Error("Tensor must be at least a vector, but saw shape: "+e.shape);if(e.dtype!==n)throw new Error(`Invalid data types; op elements ${e.dtype}, but list elements ${n}`);ue(e.shape.slice(1),t,"TensorList shape mismatch: ");const a=Object(r.Yd)(e);return new he(a,t,o)}(Object(a.d)("tensor",e,t,n),Object(a.d)("elementShape",e,t,n),Object(a.d)("elementDType",e,t,n));return n.addTensorList(o),[o.idTensor]}case"TensorListConcat":{const r=Object(a.d)("tensorListId",e,t,n),o=n.getTensorList(r.id),i=Object(a.d)("dtype",e,t,n),s=Object(a.d)("elementShape",e,t,n);return[o.concat(i,s)]}case"TensorListPushBack":{const r=Object(a.d)("tensorListId",e,t,n),o=Object(a.d)("tensor",e,t,n),i=n.getTensorList(r.id);return i.pushBack(o),[i.idTensor]}case"TensorListPopBack":{const r=Object(a.d)("tensorListId",e,t,n),o=Object(a.d)("elementShape",e,t,n),i=Object(a.d)("elementDType",e,t,n);return[n.getTensorList(r.id).popBack(o,i)]}case"TensorListSplit":{const o=Object(a.d)("tensor",e,t,n),i=Object(a.d)("elementShape",e,t,n),s=function(e,t,n){let o=0;const a=t.map(e=>(o+=e,o));if(o!==e.shape[0])throw new Error(`Expected sum of lengths to be equal to\n tensor.shape[0], but sum of lengths is\n ${o}, and tensor's shape is: ${e.shape}`);const i=de(e.shape.slice(1),n),s=0===o?0:e.size/o,u=Object(r.Xd)(()=>{const n=[];e=Object(r.Ld)(e,[1,o,s]);for(let o=0;o<t.length;++o){const u=[0,0===o?0:a[o-1],0],c=[1,t[o],s];n[o]=Object(r.Ld)(Object(r.Od)(e,u,c),i)}return e.dispose(),n}),c=new he([],n,e.dtype,t.length);for(let e=0;e<u.length;e++)c.setItem(e,u[e]);return c}(o,Object(a.d)("lengths",e,t,n),i);return n.addTensorList(s),[s.idTensor]}default:throw TypeError(`Node type ${e.op} is not implemented`)}};var me=n(675),ge=n(272),be=n(715),ye=n(676),ve=n(392),xe=n(677),we=n(678),Oe=n(679),ke=n(680),Se=n(681),Te=n(682),Ce=n(683);
+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function Ee(e,t,n){const[r,o]=Object(a.d)("fusedOps",e,t,n),i="biasadd"===r,s=!i,u="prelu"===o,c="fusedbatchnorm"===r,l=Object(a.d)("numArgs",e,t,n);if(i){if(u&&2!==l)throw new Error("FusedConv2d and DepthwiseConv2d with BiasAdd and Prelu must have two extra arguments: bias and alpha.");if(!u&&i&&1!==l)throw new Error("FusedConv2d and DepthwiseConv2d with BiasAdd must have one extra argument: bias.")}if(c)throw new Error("FusedConv2d and DepthwiseConv2d with FusedBatchNorm is not supported");const d=Object(a.d)("strides",e,t,n),p=Object(a.c)(e,t,n),h=Object(a.d)("dataFormat",e,t,n).toUpperCase(),f=Object(a.d)("dilations",e,t,n);let[m,g]=Object(a.d)("args",e,t,n);s&&(g=m,m=void 0);return{stride:d,pad:p,dataFormat:h,dilations:f,biasArg:m,preluArg:g,activationFunc:o,leakyreluAlpha:Object(a.d)("leakyreluAlpha",e,t,n)}}var Ie=n(269),je=n(684),Ne=n(685),Ae=n(686),Re=n(382),_e=n(687),$e=n(688),Fe=n(194),De=n(689),Me=n(188),Pe=n(267);var Le=n(46),Be=n(690),ze=n(691);
+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function Ue(e,t,n){return{boxes:Object(a.d)("boxes",e,t,n),scores:Object(a.d)("scores",e,t,n),maxOutputSize:Object(a.d)("maxOutputSize",e,t,n),iouThreshold:Object(a.d)("iouThreshold",e,t,n),scoreThreshold:Object(a.d)("scoreThreshold",e,t,n),softNmsSigma:Object(a.d)("softNmsSigma",e,t,n)}}var Ve=n(692),We=n(693);var Ge=n(88),He=n(44);
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+class qe{constructor(e,t){this.keyDType=e,this.valueDType=t,this.handle=Object(r.Md)(0),this.tensorMap=new Map,Object(r.Fd)(this.handle)}get id(){return this.handle.id}clearAndClose(){this.tensorMap.forEach(e=>e.dispose()),this.tensorMap.clear(),this.handle.dispose()}size(){return this.tensorMap.size}tensorSize(){return He.a(this.size(),"int32")}async import(e,t){this.checkKeyAndValueTensor(e,t);const n=await e.data();return this.tensorMap.forEach(e=>e.dispose()),this.tensorMap.clear(),Object(r.Xd)(()=>{const e=Object(r.Yd)(t),o=n.length,a=e.length;r.ae.assert(o===a,()=>`The number of elements doesn't match, keys has ${o} elements, the values has ${a} elements.`);for(let t=0;t<o;t++){const o=n[t],a=e[t];Object(r.Fd)(a),this.tensorMap.set(o,a)}return this.handle})}async find(e,t){this.checkKeyAndValueTensor(e,t);const n=await e.data();return Object(r.Xd)(()=>{const e=[];for(let r=0;r<n.length;r++){const o=n[r],a=this.findWithDefault(o,t);e.push(a)}return Object(r.Rd)(e)})}findWithDefault(e,t){const n=this.tensorMap.get(e);return null!=n?n:t}checkKeyAndValueTensor(e,t){if(e.dtype!==this.keyDType)throw new Error(`Expect key dtype ${this.keyDType}, but got `+e.dtype);if(t.dtype!==this.valueDType)throw new Error(`Expect value dtype ${this.valueDType}, but got `+t.dtype)}}
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */var Ke=n(395),Xe=n(383),Ye=n(236),Qe=n(378),Ze=n(694),Je=n(270),et=n(377),tt=n(695),nt=n(696),rt=n(138);var ot=n(64),at=n(697),it=n(343);var st=n(716),ut=n(698),ct=n(699),lt=n(700),dt=n(717);var pt=n(153),ht=n(381),ft=n(341),mt=n(38),gt=n(701),bt=n(702),yt=n(644),vt=n(703),xt=n(704),wt=n(375),Ot=n(705);var kt=n(97),St=n(706),Tt=n(340),Ct=n(63),Et=n(707),It=n(373),jt=n(12),Nt=n(177),At=n(264),Rt=n(193),_t=n(178),$t=n(708),Ft=n(709);var Dt=n(265),Mt=n(234),Pt=n(266),Lt=n(374);var Bt=n(180),zt=n(710),Ut=n(646),Vt=n(711),Wt=n(712),Gt=n(713),Ht=n(276),qt=n(714);
+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function Kt(e,t,n,o){const ue=((e,t,n)=>{switch(e.category){case"arithmetic":return r.Xd(()=>((e,t,n)=>{switch(e.op){case"BiasAdd":case"AddV2":case"Add":return[u.a(Object(a.d)("a",e,t,n),Object(a.d)("b",e,t,n))];case"AddN":return[c.a(Object(a.d)("tensors",e,t,n))];case"FloorMod":case"Mod":return[l.a(Object(a.d)("a",e,t,n),Object(a.d)("b",e,t,n))];case"Mul":return[d.a(Object(a.d)("a",e,t,n),Object(a.d)("b",e,t,n))];case"RealDiv":case"Div":return[p.a(Object(a.d)("a",e,t,n),Object(a.d)("b",e,t,n))];case"DivNoNan":return[h.a(Object(a.d)("a",e,t,n),Object(a.d)("b",e,t,n))];case"FloorDiv":return[f.a(Object(a.d)("a",e,t,n),Object(a.d)("b",e,t,n))];case"Sub":return[m.a(Object(a.d)("a",e,t,n),Object(a.d)("b",e,t,n))];case"Minimum":return[g.a(Object(a.d)("a",e,t,n),Object(a.d)("b",e,t,n))];case"Maximum":return[b.a(Object(a.d)("a",e,t,n),Object(a.d)("b",e,t,n))];case"Pow":return[y.a(Object(a.d)("a",e,t,n),Object(a.d)("b",e,t,n))];case"SquaredDifference":return[v.a(Object(a.d)("a",e,t,n),Object(a.d)("b",e,t,n))];default:throw TypeError(`Node type ${e.op} is not implemented`)}})(e,t,n));case"basic_math":return r.Xd(()=>((e,t,n)=>{switch(e.op){case"Abs":case"ComplexAbs":return[x.a(Object(a.d)("x",e,t,n))];case"Acos":return[w.a(Object(a.d)("x",e,t,n))];case"Acosh":return[O.a(Object(a.d)("x",e,t,n))];case"Asin":return[k.a(Object(a.d)("x",e,t,n))];case"Asinh":return[S.a(Object(a.d)("x",e,t,n))];case"Atan":return[T.a(Object(a.d)("x",e,t,n))];case"Atan2":return[C.a(Object(a.d)("x",e,t,n),Object(a.d)("y",e,t,n))];case"Atanh":return[E.a(Object(a.d)("x",e,t,n))];case"Ceil":return[I.a(Object(a.d)("x",e,t,n))];case"Complex":return[j.a(Object(a.d)("real",e,t,n),Object(a.d)("imag",e,t,n))];case"Cos":return[N.a(Object(a.d)("x",e,t,n))];case"Cosh":return[A.a(Object(a.d)("x",e,t,n))];case"Elu":return[R.a(Object(a.d)("x",e,t,n))];case"Erf":return[_.a(Object(a.d)("x",e,t,n))];case"Exp":return[$.a(Object(a.d)("x",e,t,n))];case"Expm1":return[F.a(Object(a.d)("x",e,t,n))];case"Floor":return[D.a(Object(a.d)("x",e,t,n))];case"Log":return[M.a(Object(a.d)("x",e,t,n))];case"Log1p":return[P.a(Object(a.d)("x",e,t,n))];case"Imag":return[L.a(Object(a.d)("x",e,t,n))];case"Neg":return[B.a(Object(a.d)("x",e,t,n))];case"Reciprocal":return[z.a(Object(a.d)("x",e,t,n))];case"Real":return[U.a(Object(a.d)("x",e,t,n))];case"Relu":return[V.a(Object(a.d)("x",e,t,n))];case"Round":return[W.a(Object(a.d)("x",e,t,n))];case"Selu":return[G.a(Object(a.d)("x",e,t,n))];case"Sigmoid":return[H.a(Object(a.d)("x",e,t,n))];case"Sin":return[q.a(Object(a.d)("x",e,t,n))];case"Sign":return[K.a(Object(a.d)("x",e,t,n))];case"Sinh":return[X.a(Object(a.d)("x",e,t,n))];case"Softplus":return[Y.a(Object(a.d)("x",e,t,n))];case"Sqrt":return[Q.a(Object(a.d)("x",e,t,n))];case"Square":return[Z.a(Object(a.d)("x",e,t,n))];case"Tanh":return[J.a(Object(a.d)("x",e,t,n))];case"Tan":return[ee.a(Object(a.d)("x",e,t,n))];case"ClipByValue":return[te.a(Object(a.d)("x",e,t,n),Object(a.d)("clipValueMin",e,t,n),Object(a.d)("clipValueMax",e,t,n))];case"Relu6":return[ne.a(Object(a.d)("x",e,t,n))];case"Rsqrt":return[re.a(Object(a.e)(e.inputNames[0],t,n))];case"Prod":return[oe.a(Object(a.d)("x",e,t,n),Object(a.d)("axes",e,t,n))];case"LeakyRelu":return[ae.a(Object(a.d)("x",e,t,n),Object(a.d)("alpha",e,t,n))];case"Prelu":return[ie.a(Object(a.d)("x",e,t,n),Object(a.d)("alpha",e,t,n))];case"IsNan":return[se.a(Object(a.e)(e.inputNames[0],t,n))];default:throw TypeError(`Node type ${e.op} is not implemented`)}})(e,t,n));case"control":return fe(e,t,n);case"convolution":return r.Xd(()=>((e,t,n)=>{switch(e.op){case"Conv1D":{const r=Object(a.d)("stride",e,t,n),o=Object(a.d)("pad",e,t,n),i=Object(a.d)("dataFormat",e,t,n).toUpperCase(),s=Object(a.d)("dilation",e,t,n);return[me.a(Object(a.d)("x",e,t,n),Object(a.d)("filter",e,t,n),r,o,i,s)]}case"Conv2D":{const r=Object(a.d)("strides",e,t,n),o=Object(a.c)(e,t,n),i=Object(a.d)("dataFormat",e,t,n).toUpperCase(),s=Object(a.d)("dilations",e,t,n);return[ge.a(Object(a.d)("x",e,t,n),Object(a.d)("filter",e,t,n),[r[1],r[2]],o,i,[s[1],s[2]])]}case"_FusedConv2D":{const{stride:r,pad:o,dataFormat:i,dilations:s,biasArg:u,preluArg:c,activationFunc:l,leakyreluAlpha:d}=Ee(e,t,n);return[be.l.conv2d({x:Object(a.d)("x",e,t,n),filter:Object(a.d)("filter",e,t,n),strides:[r[1],r[2]],pad:o,dataFormat:i,dilations:[s[1],s[2]],bias:u,activation:l,preluActivationWeights:c,leakyreluAlpha:d})]}case"FusedDepthwiseConv2dNative":{const{stride:r,pad:o,dataFormat:i,dilations:s,biasArg:u,preluArg:c,activationFunc:l,leakyreluAlpha:d}=Ee(e,t,n);return[be.l.depthwiseConv2d({x:Object(a.d)("x",e,t,n),filter:Object(a.d)("filter",e,t,n),strides:[r[1],r[2]],pad:o,dataFormat:i,dilations:[s[1],s[2]],bias:u,activation:l,preluActivationWeights:c,leakyreluAlpha:d})]}case"Conv2DBackpropInput":case"Conv2dTranspose":{const r=Object(a.d)("outputShape",e,t,n),o=Object(a.d)("strides",e,t,n),i=Object(a.c)(e,t,n);return[ye.a(Object(a.d)("x",e,t,n),Object(a.d)("filter",e,t,n),r,[o[1],o[2]],i)]}case"DepthwiseConv2dNative":case"DepthwiseConv2d":{const r=Object(a.d)("strides",e,t,n),o=Object(a.c)(e,t,n),i=Object(a.d)("dilations",e,t,n),s=Object(a.d)("dataFormat",e,t,n).toUpperCase();return[ve.a(Object(a.d)("input",e,t,n),Object(a.d)("filter",e,t,n),[r[1],r[2]],o,s,[i[1],i[2]])]}case"Conv3D":{const r=Object(a.d)("strides",e,t,n),o=Object(a.d)("pad",e,t,n),i=Object(a.d)("dataFormat",e,t,n).toUpperCase(),s=Object(a.d)("dilations",e,t,n);return[xe.a(Object(a.d)("x",e,t,n),Object(a.d)("filter",e,t,n),[r[1],r[2],r[3]],o,i,[s[1],s[2],s[3]])]}case"AvgPool":{const r=Object(a.d)("strides",e,t,n),o=Object(a.d)("pad",e,t,n),i=Object(a.d)("kernelSize",e,t,n);return[we.a(Object(a.d)("x",e,t,n),[i[1],i[2]],[r[1],r[2]],o)]}case"MaxPool":{const 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r=Object(a.d)("indices",e,t,n),o=Object(a.d)("depth",e,t,n),i=Object(a.d)("onValue",e,t,n),s=Object(a.d)("offValue",e,t,n);return[Ae.a(r,o,i,s)]}case"Ones":return[Re.a(Object(a.d)("shape",e,t,n),Object(a.d)("dtype",e,t,n))];case"OnesLike":return[_e.a(Object(a.d)("x",e,t,n))];case"RandomUniform":return[$e.a(Object(a.d)("shape",e,t,n),Object(a.d)("minval",e,t,n),Object(a.d)("maxval",e,t,n),Object(a.d)("dtype",e,t,n))];case"Range":{const r=Object(a.d)("start",e,t,n),o=Object(a.d)("stop",e,t,n),i=Object(a.d)("step",e,t,n);return[Fe.a(r,o,i,Object(a.d)("dtype",e,t,n))]}case"TruncatedNormal":{const r=Object(a.d)("shape",e,t,n),o=Object(a.d)("mean",e,t,n),i=Object(a.d)("stdDev",e,t,n),s=Object(a.d)("seed",e,t,n);return[De.a(r,o,i,Object(a.d)("dtype",e,t,n),s)]}case"Zeros":return[Me.a(Object(a.d)("shape",e,t,n),Object(a.d)("dtype",e,t,n))];case"ZerosLike":return[Pe.a(Object(a.d)("x",e,t,n))];default:throw TypeError(`Node type ${e.op} is not implemented`)}})(e,t,n));case"dynamic":return(async(e,t,n)=>{switch(e.op){case"NonMaxSuppressionV5":{const{boxes:r,scores:o,maxOutputSize:a,iouThreshold:i,scoreThreshold:s,softNmsSigma:u}=Ue(e,t,n),c=await be.m.nonMaxSuppressionWithScoreAsync(r,o,a,i,s,u);return[c.selectedIndices,c.selectedScores]}case"NonMaxSuppressionV4":{const{boxes:r,scores:o,maxOutputSize:i,iouThreshold:s,scoreThreshold:u}=Ue(e,t,n),c=Object(a.d)("padToMaxOutputSize",e,t,n),l=await be.m.nonMaxSuppressionPaddedAsync(r,o,i,s,u,c);return[l.selectedIndices,l.validOutputs]}case"NonMaxSuppressionV3":case"NonMaxSuppressionV2":{const{boxes:r,scores:o,maxOutputSize:a,iouThreshold:i,scoreThreshold:s}=Ue(e,t,n);return[await be.m.nonMaxSuppressionAsync(r,o,a,i,s)]}case"Where":{const r=Le.a(Object(a.d)("condition",e,t,n),"bool"),o=[await Be.a(r)];return r.dispose(),o}case"ListDiff":return ze.a(Object(a.d)("x",e,t,n),Object(a.d)("y",e,t,n));default:throw TypeError(`Node type ${e.op} is not 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o=Object(a.d)("x",e,t,n);return[Object(a.a)(o)];case"Shape":return[Ge.a(Object(a.d)("x",e,t,n).shape,"int32")];case"ShapeN":return Object(a.d)("x",e,t,n).map(e=>Ge.a(e.shape));case"Size":return[He.a(Object(a.d)("x",e,t,n).size,"int32")];case"Rank":return[He.a(Object(a.d)("x",e,t,n).rank,"int32")];case"NoOp":return[He.a(1)];case"Print":const i=Object(a.d)("x",e,t,n),s=Object(a.d)("data",e,t,n),u=Object(a.d)("message",e,t,n),c=Object(a.d)("summarize",e,t,n);console.warn("The graph has a tf.print() operation,usually used for debugging, which slows down performance."),console.log(u);for(let e=0;e<s.length;e++)console.log(Array.prototype.slice.call(s[e].dataSync()).slice(0,c));return[i];default:throw TypeError(`Node type ${e.op} is not implemented`)}})(e,t,n));case"logical":return r.Xd(()=>((e,t,n)=>{switch(e.op){case"Equal":return[Ke.a(Object(a.d)("a",e,t,n),Object(a.d)("b",e,t,n))];case"NotEqual":return[Xe.a(Object(a.d)("a",e,t,n),Object(a.d)("b",e,t,n))];case"Greater":return[Ye.a(Object(a.d)("a",e,t,n),Object(a.d)("b",e,t,n))];case"GreaterEqual":return[Qe.a(Object(a.d)("a",e,t,n),Object(a.d)("b",e,t,n))];case"Less":return[Ze.a(Object(a.d)("a",e,t,n),Object(a.d)("b",e,t,n))];case"LessEqual":return[Je.a(Object(a.d)("a",e,t,n),Object(a.d)("b",e,t,n))];case"LogicalAnd":return[et.a(Object(a.d)("a",e,t,n),Object(a.d)("b",e,t,n))];case"LogicalNot":return[tt.a(Object(a.d)("a",e,t,n))];case"LogicalOr":return[nt.a(Object(a.d)("a",e,t,n),Object(a.d)("b",e,t,n))];case"Select":case"SelectV2":return[rt.a(Object(a.d)("condition",e,t,n),Object(a.d)("a",e,t,n),Object(a.d)("b",e,t,n))];default:throw TypeError(`Node type ${e.op} is not implemented`)}})(e,t,n));case"matrices":return r.Xd(()=>((e,t,n)=>{switch(e.op){case"BatchMatMul":case"BatchMatMulV2":case"MatMul":return[ot.a(Object(a.d)("a",e,t,n),Object(a.d)("b",e,t,n),Object(a.d)("transposeA",e,t,n),Object(a.d)("transposeB",e,t,n))];case"Einsum":return[at.a(Object(a.d)("equation",e,t,n),...Object(a.d)("tensors",e,t,n))];case"Transpose":return[it.a(Object(a.d)("x",e,t,n),Object(a.d)("perm",e,t,n))];case"_FusedMatMul":const[r,o]=Object(a.d)("fusedOps",e,t,n),i="biasadd"===r,s="prelu"===o,u=Object(a.d)("numArgs",e,t,n),c=Object(a.d)("leakyreluAlpha",e,t,n);if(i){if(s&&2!==u)throw new Error("Fused MatMul with BiasAdd and Prelu must have two extra arguments: bias and alpha.");if(!s&&1!==u)throw new Error("Fused MatMul with BiasAdd must have one extra argument: bias.")}const[l,d]=Object(a.d)("args",e,t,n);return[be.l.matMul({a:Object(a.d)("a",e,t,n),b:Object(a.d)("b",e,t,n),transposeA:Object(a.d)("transposeA",e,t,n),transposeB:Object(a.d)("transposeB",e,t,n),bias:l,activation:o,preluActivationWeights:d,leakyreluAlpha:c})];default:throw TypeError(`Node type ${e.op} is not implemented`)}})(e,t,n));case"normalization":return r.Xd(()=>((e,t,n)=>{switch(e.op){case"FusedBatchNorm":case"FusedBatchNormV2":case"FusedBatchNormV3":return[st.a(Object(a.d)("x",e,t,n),Object(a.d)("mean",e,t,n),Object(a.d)("variance",e,t,n),Object(a.d)("offset",e,t,n),Object(a.d)("scale",e,t,n),Object(a.d)("epsilon",e,t,n))];case"LRN":return[ut.a(Object(a.d)("x",e,t,n),Object(a.d)("radius",e,t,n),Object(a.d)("bias",e,t,n),Object(a.d)("alpha",e,t,n),Object(a.d)("beta",e,t,n))];case"Softmax":return[ct.a(Object(a.d)("x",e,t,n))];case"LogSoftmax":return[lt.a(Object(a.d)("x",e,t,n))];case"SparseToDense":return[dt.a(Object(a.d)("sparseIndices",e,t,n),Object(a.d)("outputShape",e,t,n),Object(a.d)("sparseValues",e,t,n),Object(a.d)("defaultValue",e,t,n))];default:throw TypeError(`Node type ${e.op} is not implemented`)}})(e,t,n));case"reduction":return r.Xd(()=>((e,t,n)=>{switch(e.op){case"Max":{const r=Object(a.d)("axis",e,t,n),o=Object(a.d)("keepDims",e,t,n);return[pt.a(Object(a.d)("x",e,t,n),r,o)]}case"Mean":{const r=Object(a.d)("axis",e,t,n),o=Object(a.d)("keepDims",e,t,n);return[ht.a(Object(a.d)("x",e,t,n),r,o)]}case"Min":{const r=Object(a.d)("axis",e,t,n),o=Object(a.d)("keepDims",e,t,n);return[ft.a(Object(a.d)("x",e,t,n),r,o)]}case"Sum":{const r=Object(a.d)("axis",e,t,n),o=Object(a.d)("keepDims",e,t,n);return[mt.a(Object(a.d)("x",e,t,n),r,o)]}case"All":{const r=Object(a.d)("axis",e,t,n),o=Object(a.d)("keepDims",e,t,n);return[gt.a(Object(a.d)("x",e,t,n),r,o)]}case"Any":{const r=Object(a.d)("axis",e,t,n),o=Object(a.d)("keepDims",e,t,n);return[bt.a(Object(a.d)("x",e,t,n),r,o)]}case"ArgMax":{const r=Object(a.d)("axis",e,t,n);return[yt.a(Object(a.d)("x",e,t,n),r)]}case"ArgMin":{const r=Object(a.d)("axis",e,t,n);return[vt.a(Object(a.d)("x",e,t,n),r)]}case"Prod":{const r=Object(a.d)("axis",e,t,n),o=Object(a.d)("keepDims",e,t,n);return[oe.a(Object(a.d)("x",e,t,n),r,o)]}case"Cumsum":{const r=Object(a.d)("axis",e,t,n),o=Object(a.d)("exclusive",e,t,n),i=Object(a.d)("reverse",e,t,n);return[xt.a(Object(a.d)("x",e,t,n),r,o,i)]}case"Bincount":const r=Object(a.d)("x",e,t,n),o=Object(a.d)("weights",e,t,n),i=Object(a.d)("size",e,t,n);return[wt.a(r,o,i)];case"DenseBincount":{const r=Object(a.d)("x",e,t,n),o=Object(a.d)("weights",e,t,n),i=Object(a.d)("size",e,t,n),s=Object(a.d)("binaryOutput",e,t,n);return[Ot.a(r,o,i,s)]}default:throw TypeError(`Node type ${e.op} is not implemented`)}})(e,t,n));case"slice_join":return r.Xd(()=>((e,t,n)=>{switch(e.op){case"ConcatV2":case"Concat":{const r=Object(a.d)("n",e,t,n),o=Object(a.d)("axis",e,t,n);let i=Object(a.d)("tensors",e,t,n);return i=i.slice(0,r),[kt.a(i,o)]}case"Gather":{const r=Object(a.d)("x",e,t,n),o=Object(a.d)("indices",e,t,n);return[St.a(r,Le.a(o,"int32"),0)]}case"GatherV2":{const r=Object(a.d)("axis",e,t,n),o=Object(a.d)("batchDims",e,t,n),i=Object(a.d)("x",e,t,n),s=Object(a.d)("indices",e,t,n);return[St.a(i,Le.a(s,"int32"),r,o)]}case"Reverse":{const r=Object(a.d)("dims",e,t,n),o=[];for(let e=0;e<r.length;e++)r[e]&&o.push(e);const i=Object(a.d)("x",e,t,n);return[Tt.a(i,o)]}case"ReverseV2":{const r=Object(a.d)("axis",e,t,n),o=Object(a.d)("x",e,t,n);return[Tt.a(o,r)]}case"Slice":{const r=Object(a.d)("begin",e,t,n),o=Object(a.d)("size",e,t,n);return[Ct.a(Object(a.d)("x",e,t,n),r,o)]}case"StridedSlice":{const r=Object(a.d)("begin",e,t,n),o=Object(a.d)("end",e,t,n),i=Object(a.d)("strides",e,t,n),s=Object(a.d)("beginMask",e,t,n),u=Object(a.d)("endMask",e,t,n),c=Object(a.d)("ellipsisMask",e,t,n),l=Object(a.d)("newAxisMask",e,t,n),d=Object(a.d)("shrinkAxisMask",e,t,n),p=Object(a.d)("x",e,t,n);return[Et.a(p,r,o,i,s,u,c,l,d)]}case"Pack":return Object(r.Xd)(()=>{const o=Object(a.d)("axis",e,t,n),i=Object(a.d)("tensors",e,t,n),s=i[0].shape,u=It.a(i[0]).shape,c=i.map(e=>{const t=r.ae.arraysEqual(e.shape,s);if(!t&&!r.ae.arraysEqual(It.a(e).shape,u))throw new Error("the input tensors shape does not match");return t?e:jt.a(e,s)});return[Nt.a(c,o)]});case"Unpack":{const r=Object(a.d)("axis",e,t,n),o=Object(a.d)("tensor",e,t,n);return At.a(o,r)}case"Tile":{const r=Object(a.d)("reps",e,t,n);return[Rt.a(Object(a.d)("x",e,t,n),r)]}case"Split":case"SplitV":{const r=Object(a.d)("axis",e,t,n),o=Object(a.d)("numOrSizeSplits",e,t,n),i=Object(a.d)("x",e,t,n);return _t.a(i,o,r)}case"ScatterNd":{const r=Object(a.d)("indices",e,t,n),o=Object(a.d)("values",e,t,n),i=Object(a.d)("shape",e,t,n);return[$t.a(r,o,i)]}case"GatherNd":{const r=Object(a.d)("x",e,t,n),o=Object(a.d)("indices",e,t,n);return[Ft.a(r,o)]}case"SparseToDense":{const r=Object(a.d)("sparseIndices",e,t,n),o=Object(a.d)("outputShape",e,t,n),i=Object(a.d)("sparseValues",e,t,n),s=Object(a.d)("defaultValue",e,t,n);return[dt.a(r,i,o,i.dtype===s.dtype?s:Le.a(s,i.dtype))]}default:throw TypeError(`Node type ${e.op} is not implemented`)}})(e,t,n));case"sparse":return r.Xd(()=>((e,t,n)=>{switch(e.op){case"SparseFillEmptyRows":{const{outputIndices:r,outputValues:o,emptyRowIndicator:i,reverseIndexMap:s}=be.t.sparseFillEmptyRows(Object(a.d)("indices",e,t,n),Object(a.d)("values",e,t,n),Object(a.d)("denseShape",e,t,n),Object(a.d)("defaultValue",e,t,n));return[r,o,i,s]}case"SparseReshape":{const{outputIndices:r,outputShape:o}=be.t.sparseReshape(Object(a.d)("inputIndices",e,t,n),Object(a.d)("inputShape",e,t,n),Object(a.d)("newShape",e,t,n));return[r,o]}case"SparseSegmentMean":return[be.t.sparseSegmentMean(Object(a.d)("data",e,t,n),Object(a.d)("indices",e,t,n),Object(a.d)("segmentIds",e,t,n))];case"SparseSegmentSum":return[be.t.sparseSegmentSum(Object(a.d)("data",e,t,n),Object(a.d)("indices",e,t,n),Object(a.d)("segmentIds",e,t,n))];default:throw TypeError(`Node type ${e.op} is not implemented`)}})(e,t,n));case"spectral":return r.Xd(()=>((e,t,n)=>{switch(e.op){case"FFT":return[Dt.a(Object(a.d)("x",e,t,n))];case"IFFT":return[Mt.a(Object(a.d)("x",e,t,n))];case"RFFT":return[Pt.a(Object(a.d)("x",e,t,n))];case"IRFFT":return[Lt.a(Object(a.d)("x",e,t,n))];default:throw TypeError(`Node type ${e.op} is not implemented`)}})(e,t,n));case"string":return r.Xd(()=>((e,t,n)=>{switch(e.op){case"StringNGrams":{const{nGrams:r,nGramsSplits:o}=be.w.stringNGrams(Object(a.d)("data",e,t,n),Object(a.d)("dataSplits",e,t,n),Object(a.d)("separator",e,t,n),Object(a.d)("nGramWidths",e,t,n),Object(a.d)("leftPad",e,t,n),Object(a.d)("rightPad",e,t,n),Object(a.d)("padWidth",e,t,n),Object(a.d)("preserveShortSequences",e,t,n));return[r,o]}case"StringSplit":{const{indices:r,values:o,shape:i}=be.w.stringSplit(Object(a.d)("input",e,t,n),Object(a.d)("delimiter",e,t,n),Object(a.d)("skipEmpty",e,t,n));return[r,o,i]}case"StringToHashBucketFast":return[be.w.stringToHashBucketFast(Object(a.d)("input",e,t,n),Object(a.d)("numBuckets",e,t,n))];default:throw TypeError(`Node type ${e.op} is not implemented`)}})(e,t,n));case"transformation":return r.Xd(()=>((e,t,n)=>{switch(e.op){case"Cast":return[Le.a(Object(a.d)("x",e,t,n),Object(a.d)("dtype",e,t,n))];case"ExpandDims":{const r=Object(a.d)("axis",e,t,n);return[Bt.a(Object(a.d)("x",e,t,n),r)]}case"Squeeze":{const r=Object(a.d)("axis",e,t,n);return[It.a(Object(a.d)("x",e,t,n),r)]}case"Reshape":return[jt.a(Object(a.d)("x",e,t,n),Object(a.d)("shape",e,t,n))];case"MirrorPad":return[zt.a(Object(a.d)("x",e,t,n),Object(a.d)("padding",e,t,n),Object(a.d)("mode",e,t,n))];case"PadV2":case"Pad":return[Ut.a(Object(a.d)("x",e,t,n),Object(a.d)("padding",e,t,n),Object(a.d)("constantValue",e,t,n))];case"SpaceToBatchND":{const r=Object(a.d)("blockShape",e,t,n),o=Object(a.d)("paddings",e,t,n);return[Vt.a(Object(a.d)("x",e,t,n),r,o)]}case"BatchToSpaceND":{const r=Object(a.d)("blockShape",e,t,n),o=Object(a.d)("crops",e,t,n);return[Wt.a(Object(a.d)("x",e,t,n),r,o)]}case"DepthToSpace":{const r=Object(a.d)("blockSize",e,t,n),o=Object(a.d)("dataFormat",e,t,n).toUpperCase();return[Gt.a(Object(a.d)("x",e,t,n),r,o)]}case"BroadcastTo":return[Ht.a(Object(a.d)("x",e,t,n),Object(a.d)("shape",e,t,n))];case"BroadcastArgs":return[qt.a(Object(a.d)("s0",e,t,n),Object(a.d)("s1",e,t,n))];default:throw TypeError(`Node type ${e.op} is not implemented`)}})(e,t,n));case"hash_table":return(async(e,t,n,r)=>{switch(e.op){case"HashTable":case"HashTableV2":{const o=Object(a.d)("keyDType",e,t,n),i=Object(a.d)("valueDType",e,t,n),s=new qe(o,i);return r.addHashTable(e.name,s),[s.handle]}case"LookupTableImport":case"LookupTableImportV2":{const o=Object(a.d)("tableHandle",e,t,n,r),i=Object(a.d)("keys",e,t,n),s=Object(a.d)("values",e,t,n),u=r.getHashTableById(o.id);return[await u.import(i,s)]}case"LookupTableFind":case"LookupTableFindV2":{const o=Object(a.d)("tableHandle",e,t,n,r),i=Object(a.d)("keys",e,t,n),s=Object(a.d)("defaultValue",e,t,n),u=r.getHashTableById(o.id);return[await u.find(i,s)]}case"LookupTableSize":case"LookupTableSizeV2":{const o=Object(a.d)("tableHandle",e,t,n,r);return[r.getHashTableById(o.id).tensorSize()]}default:throw TypeError(`Node type ${e.op} is not implemented`)}})(e,t,n,o);case"custom":const ue=Object(s.a)(e.op);if(ue&&ue.customExecutor)return ue.customExecutor(new i(e,t,n));throw TypeError(`Custom op ${e.op} is not registered.`);default:throw TypeError(`Unknown op '${e.op}'. File an issue at https://github.com/tensorflow/tfjs/issues so we can add it, or register a custom execution with tf.registerOp()`)}})(e,t,n);return r.ae.isPromise(ue)?ue.then(e=>[].concat(e)):[].concat(ue)}class Xt{constructor(e={},t={},n={},r={}){this.weightMap=e,this.tensorArrayMap=t,this.tensorListMap=n,this.functionMap=r,this.rootContext={id:0,frameName:"",iterationId:0},this.contexts=[this.rootContext],this.lastId=0,this.generateCurrentContextIds()}newFrame(e,t){return{id:e,frameName:t,iterationId:0}}set currentContext(e){this.contexts!==e&&(this.contexts=e,this.generateCurrentContextIds())}get currentContext(){return this.contexts}get currentContextId(){return this._currentContextIds[0]}get currentContextIds(){return this._currentContextIds}generateCurrentContextIds(){const e=[];for(let t=0;t<this.contexts.length-1;t++){const n=this.contexts.slice(0,this.contexts.length-t);e.push(this.contextIdforContexts(n))}e.push(""),this._currentContextIds=e}contextIdforContexts(e){return e?e.map(e=>0===e.id&&0===e.iterationId?"":`${e.frameName}-${e.iterationId}`).join("/"):""}enterFrame(e){this.contexts&&(this.lastId++,this.contexts=this.contexts.slice(),this.contexts.push(this.newFrame(this.lastId,e)),this._currentContextIds.unshift(this.contextIdforContexts(this.contexts)))}exitFrame(){if(!(this.contexts&&this.contexts.length>1))throw new Error("Cannot exit frame, the context is empty");this.contexts=this.contexts.slice(),this.contexts.splice(-1),this.currentContextIds.shift()}nextIteration(){if(!(this.contexts&&this.contexts.length>0))throw new Error("Cannot increase frame iteration, the context is empty");{this.contexts=this.contexts.slice(),this.lastId++;const e=Object.assign({},this.contexts[this.contexts.length-1]);e.iterationId+=1,e.id=this.lastId,this.contexts.splice(-1,1,e),this._currentContextIds.splice(0,1,this.contextIdforContexts(this.contexts))}}getWeight(e){return this.weightMap[e]}addTensorArray(e){this.tensorArrayMap[e.id]=e}getTensorArray(e){return this.tensorArrayMap[e]}addTensorList(e){this.tensorListMap[e.id]=e}getTensorList(e){return this.tensorListMap[e]}dispose(e){for(const t in this.tensorArrayMap)this.tensorArrayMap[t].clearAndClose(e);for(const t in this.tensorListMap)this.tensorListMap[t].clearAndClose(e)}}
+/**
+ * @license
+ * Copyright 2019 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */function Yt(e,t,n,r){const o=new Set,i=[];let s=null,u=null;const c=new Set,l=Object.keys(e).map(e=>Object(a.g)(e)[0]);let d=[];null!=r&&(d=r.map(e=>Object(a.g)(e.name)[0]));const p=[...t];for(;p.length>0;){const e=p.pop();(en(e)||tn(e)||nn(e))&&null==s&&(s=e,u=s.children.map(e=>e.name).filter(e=>o.has(e))),o.add(e.name),null==n[e.name]&&(-1===l.indexOf(e.name)&&-1===d.indexOf(e.name)&&(0!==e.inputs.length?e.inputs.forEach(e=>{c.has(e.name)||(c.add(e.name),p.push(e))}):i.push(e.name)))}return{inputs:e,outputs:t,usedNodes:o,missingInputs:i,dynamicNode:s,syncInputs:u}}const Qt=["Switch","Merge","Enter","Exit","NextIteration","StatelessIf","StatelessWhile","if","While"],Zt=["NonMaxSuppressionV2","NonMaxSuppressionV3","NonMaxSuppressionV5","Where"],Jt=["HashTable","HashTableV2","LookupTableImport","LookupTableImportV2","LookupTableFind","LookupTableFindV2","LookupTableSize","LookupTableSizeV2"];function en(e){return Qt.indexOf(e.op)>=0}function tn(e){return Zt.indexOf(e.op)>=0}function nn(e){return Jt.indexOf(e.op)>=0}
+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */class rn{constructor(e,t){this.graph=e,this.parent=t,this.compiledMap=new Map,this._weightMap={},this.SEPERATOR=",",this._functions={},this._functionExecutorMap={},this.intermediateTensors={},this.keepTensorForDebug=!1,this._outputs=e.outputs,this._inputs=e.inputs,this._initNodes=e.initNodes,this._signature=e.signature,this._functions=e.functions,null!=e.functions&&Object.keys(e.functions).forEach(t=>{this._functionExecutorMap[t]=new rn(e.functions[t],this)})}get weightIds(){return this.parent?this.parent.weightIds:this._weightIds}get functionExecutorMap(){return this.parent?this.parent.functionExecutorMap:this._functionExecutorMap}get weightMap(){return this.parent?this.parent.weightMap:this._weightMap}set weightMap(e){const t=Object.keys(e).map(t=>e[t].map(e=>e.id));this._weightIds=[].concat(...t),this._weightMap=e}set resourceManager(e){this._resourceManager=e}get inputs(){return this._inputs.map(e=>({name:e.name,shape:e.attrParams.shape?e.attrParams.shape.value:void 0,dtype:e.attrParams.dtype?e.attrParams.dtype.value:void 0}))}get outputs(){return this._outputs.map(e=>({name:e.name,shape:e.attrParams.shape?e.attrParams.shape.value:void 0,dtype:e.attrParams.dtype?e.attrParams.dtype.value:void 0}))}get inputNodes(){return this._inputs.map(e=>e.signatureKey||e.name)}get outputNodes(){return this._outputs.map(e=>{const t=e.signatureKey||e.name;return e.defaultOutput?`${t}:${e.defaultOutput}`:t})}get functions(){return Object.keys(this._functions).reduce((e,t)=>(e[t]=this._functions[t].signature,e),{})}getCompilationKey(e,t){const n=e.map(e=>e.name).sort(),r=t.map(e=>e.name).sort();return n.join(this.SEPERATOR)+"--"+r.join(this.SEPERATOR)}compile(e,t){const n=Yt(e,t,this.weightMap,this._initNodes),{missingInputs:r,dynamicNode:o,syncInputs:i}=n;if(null!=o)throw new Error(`This execution contains the node '${o.name}', which has the dynamic op '${o.op}'. Please use model.executeAsync() instead. Alternatively, to avoid the dynamic ops, specify the inputs [${i}]`);if(r.length>0){const n=t.map(e=>e.name),o=Object.keys(e);throw new Error(`Cannot compute the outputs [${n}] from the provided inputs [${o}]. Missing the following inputs: [${r}]`)}return function(e,t,n){const{usedNodes:r,inputs:o}=n,i=[],s=Object.keys(o).map(e=>Object(a.g)(e)[0]).map(t=>e.nodes[t]),u=e.initNodes;s.forEach(e=>{r.has(e.name)&&i.push(e)}),e.weights.forEach(e=>{r.has(e.name)&&i.push(e)}),null!=u&&u.forEach(e=>{r.has(e.name)&&i.push(e)});const c=new Set,l=[];for(;i.length>0;){const e=i.pop();c.add(e.name),t[e.name]||l.push(e),e.children.forEach(e=>{!c.has(e.name)&&r.has(e.name)&&e.inputs.every(e=>c.has(e.name))&&i.push(e)})}return l}(this.graph,this.weightMap,n)}execute(e,t){e=this.mapInputs(e);const n=Object.keys(e).sort();this.checkInputs(e),this.checkInputShapeAndType(e),t=this.mapOutputs(t),this.checkOutputs(t);const o=n.map(e=>this.graph.nodes[Object(a.g)(e)[0]]),i=t.map(e=>Object(a.g)(e)[0]);let s=i.map(e=>this.graph.nodes[e]);this.resetIntermediateTensors(),0===s.length&&(s=this._outputs);const u=this.getCompilationKey(o,s);let c=this.compiledMap.get(u);null==c&&(c=this.compile(e,s),this.compiledMap.set(u,c));const l={},d={};return Object(r.Xd)(()=>{const n=new Xt(this.weightMap,l,d,this.functionExecutorMap),o=Object.assign({},this.weightMap);Object.keys(e).forEach(t=>{const[n,r]=Object(a.g)(t),i=[];i[r]=e[t],o[n]=i});const s=this.getFrozenTensorIds(o),u={};for(let e=0;e<c.length;e++){const t=c[e];if(!o[t.name]){const e=Kt(t,o,n,this._resourceManager);if(r.ae.isPromise(e))throw new Error(`The execution of the op '${t.op}' returned a promise. Please use model.executeAsync() instead.`);o[t.name]=e,this.checkTensorForDisposal(t.name,t,o,n,s,i,u)}}return null==this.parent&&n.dispose(s),t.map(e=>Object(a.e)(e,o,n))})}getFrozenTensorIds(e){const t=[].concat.apply([],Object.keys(e).map(t=>e[t]).map(e=>e.map(e=>e.id)));return new Set(t)}checkTensorForDisposal(e,t,n,r,o,i,s){"control"!==t.category&&-1===i.indexOf(e)&&(n[e].forEach(e=>{null!=e&&(s[e.id]=(s[e.id]||0)+t.children.length)}),t.inputs.forEach(e=>{if("control"!==e.category){const i=Object(a.f)(e.name,n,r);null!=i&&i.forEach(e=>{if(e&&!e.kept&&!o.has(e.id)){const n=s[e.id];if(1===n){if(this.keepTensorForDebug){const[n,o]=Object(a.b)(t.name,r);this.intermediateTensors[n]||(this.intermediateTensors[n]=[]),this.intermediateTensors[n][o]=e}else e.dispose();delete s[e.id]}else null!=n&&s[e.id]--}})}}))}async executeAsync(e,t){return this._executeAsync(e,t)}disposeIntermediateTensors(){this.intermediateTensors&&(Object.keys(this.intermediateTensors).forEach(e=>this.intermediateTensors[e].forEach(e=>e.dispose())),this.disposeTensorsMap())}disposeTensorsMap(){this.tensorsMap&&Object.keys(this.tensorsMap).forEach(e=>{this.tensorsMap[e].forEach(e=>{!e||e.kept||e.isDisposed||this.keepIds.has(e.id)||e.dispose()})})}getIntermediateTensors(){return this.tensorsMap}resetIntermediateTensors(){for(const e in this.intermediateTensors)this.intermediateTensors[e].forEach(e=>e.dispose()),delete this.intermediateTensors[e]}async _executeAsync(e,t,n=!1,o={},i={}){n||(e=this.mapInputs(e),this.checkInputs(e),this.checkInputShapeAndType(e),t=this.mapOutputs(t),this.checkOutputs(t));try{this.keepTensorForDebug=Object(r.zd)().getBool("KEEP_INTERMEDIATE_TENSORS")}catch(e){console.warn(e.message)}this.resetIntermediateTensors();const s=new Xt(this.weightMap,o,i,this.functionExecutorMap);this.tensorsMap=await this.executeWithControlFlow(e,s,t,n);const u=t.map(e=>Object(a.e)(e,this.tensorsMap,s)),c=u.map(e=>e.id),l=Object.keys(e).map(t=>e[t].id);return this.keepIds=new Set([...c,...l,...this.weightIds]),this.keepTensorForDebug||this.disposeTensorsMap(),null==this.parent&&s.dispose(this.keepIds),u}async executeFunctionAsync(e,t,n){const r=e.reduce((e,t,n)=>(e[this.inputs[n].name]=t,e),{});return this._executeAsync(r,this.outputNodes,!0,t,n)}async executeWithControlFlow(e,t,n,r){const o=Object.keys(e),i=o.map(e=>this.graph.nodes[Object(a.g)(e)[0]]),s=n.map(e=>Object(a.g)(e)[0]);let u=s.map(e=>this.graph.nodes[e]);0===u.length&&(u=this._outputs);const{usedNodes:c,missingInputs:l,dynamicNode:d,syncInputs:p}=Yt(e,u,this.weightMap,this._initNodes),h=[...i,...this.graph.weights,...this._initNodes||[]].map(e=>({node:e,contexts:t.currentContext})),f=Object.assign({},this.weightMap);Object.keys(e).forEach(t=>{const[n,r]=Object(a.g)(t),o=[];o[r]=e[t],f[n]=o});const m={},g=this.getFrozenTensorIds(f),b={};for(;h.length>0;){const e=this.processStack(i,h,t,f,b,g,s,m,c);await Promise.all(e)}null!=d||r||console.warn("This model execution did not contain any nodes with control flow or dynamic output shapes. You can use model.execute() instead.");const y=u.filter(e=>!en(e)&&!Object(a.e)(e.name,f,t)).map(e=>e.name);if(y.length>0){let e="";throw null!=d&&(e=`Alternatively, to avoid the dynamic ops, use model.execute() and specify the inputs [${p}]`),new Error(`Cannot compute the outputs [${y}] from the provided inputs [${o}]. Consider providing the following inputs: [${l}]. ${e}`)}return f}processStack(e,t,n,o,i,s,u,c,l){const d=[];for(;t.length>0;){const e=t.pop();n.currentContext=e.contexts;let p="";if("Enter"===e.node.op&&Object(a.d)("isConstant",e.node,o,n)&&([p]=Object(a.b)(e.node.name,n)),null==o[e.node.name]){const h=Kt(e.node,o,n,this._resourceManager);p||([p]=Object(a.b)(e.node.name,n));const f=n.currentContext;r.ae.isPromise(h)?d.push(h.then(r=>(o[p]=r,n.currentContext=f,this.checkTensorForDisposal(p,e.node,o,n,s,u,c),this.processChildNodes(e.node,t,n,o,i,l),r))):(o[p]=h,this.checkTensorForDisposal(p,e.node,o,n,s,u,c),this.processChildNodes(e.node,t,n,o,i,l))}else this.processChildNodes(e.node,t,n,o,i,l)}return d}processChildNodes(e,t,n,r,o,i){e.children.forEach(e=>{const[s]=Object(a.b)(e.name,n);!o[s]&&i.has(e.name)&&("Merge"===e.op?e.inputNames.some(e=>!!Object(a.e)(e,r,n))&&(o[s]=!0,t.push({contexts:n.currentContext,node:e})):e.inputNames.every(e=>!!Object(a.e)(e,r,n))&&(o[s]=!0,t.push({contexts:n.currentContext,node:e})))})}dispose(){Object.keys(this.weightMap).forEach(e=>this.weightMap[e].forEach(e=>e.dispose()))}checkInputShapeAndType(e){Object.keys(e).forEach(t=>{const n=e[t],[o]=Object(a.g)(t),i=this.graph.nodes[o];if(i.attrParams.shape&&i.attrParams.shape.value){const e=i.attrParams.shape.value,t=e.length===n.shape.length&&n.shape.every((t,n)=>-1===e[n]||e[n]===t);r.ae.assert(t,()=>`The shape of dict['${i.name}'] provided in model.execute(dict) must be [${e}], but was [${n.shape}]`)}i.attrParams.dtype&&i.attrParams.dtype.value&&r.ae.assert(n.dtype===i.attrParams.dtype.value,()=>`The dtype of dict['${i.name}'] provided in model.execute(dict) must be ${i.attrParams.dtype.value}, but was ${n.dtype}`)})}mapInputs(e){const t={};for(const n in e)if(null!=this._signature&&null!=this._signature.inputs&&null!=this._signature.inputs[n]){t[this._signature.inputs[n].name]=e[n]}else t[n]=e[n];return t}checkInputs(e){const t=Object.keys(e).filter(e=>{const[t]=Object(a.g)(e);return null==this.graph.nodes[t]});if(t.length>0)throw new Error(`The dict provided in model.execute(dict) has keys: [${t}] that are not part of graph`)}mapOutputs(e){return e.map(e=>{if(null!=this._signature&&null!=this._signature.outputs&&null!=this._signature.outputs[e]){return this._signature.outputs[e].name}return e},{})}checkOutputs(e){e.forEach(e=>{const[t]=Object(a.g)(e);if(!this.graph.nodes[t])throw new Error(`The output '${e}' is not found in the graph`)})}}class on{constructor(e={},t={}){this.hashTableNameToHandle=e,this.hashTableMap=t}addHashTable(e,t){this.hashTableNameToHandle[e]=t.handle,this.hashTableMap[t.id]=t}getHashTableHandleByName(e){return this.hashTableNameToHandle[e]}getHashTableById(e){return this.hashTableMap[e]}dispose(){for(const e in this.hashTableMap)this.hashTableMap[e].clearAndClose(),delete this.hashTableMap[e];for(const e in this.hashTableNameToHandle)this.hashTableNameToHandle[e].dispose(),delete this.hashTableNameToHandle[e]}}
+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */class an{constructor(e,t={}){this.modelUrl=e,this.loadOptions=t,this.version="n/a",null==t&&(this.loadOptions={}),this.resourceManager=new on}get modelVersion(){return this.version}get inputNodes(){return this.executor.inputNodes}get outputNodes(){return this.executor.outputNodes}get inputs(){return this.executor.inputs}get outputs(){return this.executor.outputs}get weights(){return this.executor.weightMap}get metadata(){return this.artifacts.userDefinedMetadata}get modelSignature(){return this.signature}findIOHandler(){const e=this.modelUrl;if(null!=e.load)this.handler=e;else if(null!=this.loadOptions.requestInit)this.handler=r.Ed.browserHTTPRequest(e,this.loadOptions);else{const t=r.Ed.getLoadHandlers(e,this.loadOptions);if(0===t.length)t.push(r.Ed.browserHTTPRequest(e,this.loadOptions));else if(t.length>1)throw new Error(`Found more than one (${t.length}) load handlers for URL '${[e]}'`);this.handler=t[0]}}async load(){if(this.findIOHandler(),null==this.handler.load)throw new Error("Cannot proceed with model loading because the IOHandler provided does not have the `load` method implemented.");const e=await this.handler.load();return this.loadSync(e)}loadSync(e){this.artifacts=e;const t=this.artifacts.modelTopology;let n;n=null!=this.artifacts.userDefinedMetadata&&null!=this.artifacts.userDefinedMetadata.signature?this.artifacts.userDefinedMetadata.signature:this.artifacts.signature,this.signature=n,this.version=`${t.versions.producer}.${t.versions.minConsumer}`;const a=r.Ed.decodeWeights(this.artifacts.weightData,this.artifacts.weightSpecs);if(this.executor=new rn(o.a.Instance.transformGraph(t,this.signature)),this.executor.weightMap=this.convertTensorMapToTensorsMap(a),this.executor.resourceManager=this.resourceManager,null!=e.modelInitializer&&null!=e.modelInitializer.node){const t=o.a.Instance.transformGraph(e.modelInitializer);this.initializer=new rn(t),this.initializer.weightMap=this.executor.weightMap,this.initializer.resourceManager=this.resourceManager,this.initializer.executeAsync({},[])}return!0}async save(e,t){if("string"==typeof e){const t=r.Ed.getSaveHandlers(e);if(0===t.length)throw new Error(`Cannot find any save handlers for URL '${e}'`);if(t.length>1)throw new Error(`Found more than one (${t.length}) save handlers for URL '${e}'`);e=t[0]}if(null==e.save)throw new Error("GraphModel.save() cannot proceed because the IOHandler provided does not have the `save` attribute defined.");return e.save(this.artifacts)}predict(e,t){return this.execute(e,this.outputNodes)}normalizeInputs(e){if(!(e instanceof r.Zc||Array.isArray(e)))return e;if((e=Array.isArray(e)?e:[e]).length!==this.inputNodes.length)throw new Error(`Input tensor count mismatch,the graph model has ${this.inputNodes.length} placeholders, while there are ${e.length} input tensors.`);return this.inputNodes.reduce((t,n,r)=>(t[n]=e[r],t),{})}normalizeOutputs(e){return e=e||this.outputNodes,Array.isArray(e)?e:[e]}execute(e,t){e=this.normalizeInputs(e),t=this.normalizeOutputs(t);const n=this.executor.execute(e,t);return n.length>1?n:n[0]}async executeAsync(e,t){e=this.normalizeInputs(e),t=this.normalizeOutputs(t);const n=await this.executor.executeAsync(e,t);return n.length>1?n:n[0]}getIntermediateTensors(){return this.executor.getIntermediateTensors()}disposeIntermediateTensors(){this.executor.disposeIntermediateTensors()}convertTensorMapToTensorsMap(e){return Object.keys(e).reduce((t,n)=>(t[n]=[e[n]],t),{})}dispose(){this.executor.dispose(),this.initializer&&this.initializer.dispose(),this.resourceManager.dispose()}}async function sn(e,t={}){if(null==e)throw new Error("modelUrl in loadGraphModel() cannot be null. Please provide a url or an IOHandler that loads the model");null==t&&(t={}),t.fromTFHub&&null==e.load&&(e.endsWith("/")||(e+="/"),e+="model.json?tfjs-format=file");const n=new an(e,t);return await n.load(),n}
+/** @license See the LICENSE file. */},function(e,t,n){"use strict";
+/**
+ * @license
+ * Copyright 2019 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ * =============================================================================
+ */
+var r,o;n.d(t,"a",(function(){return r})),function(e){e[e.DT_INVALID=0]="DT_INVALID",e[e.DT_FLOAT=1]="DT_FLOAT",e[e.DT_DOUBLE=2]="DT_DOUBLE",e[e.DT_INT32=3]="DT_INT32",e[e.DT_UINT8=4]="DT_UINT8",e[e.DT_INT16=5]="DT_INT16",e[e.DT_INT8=6]="DT_INT8",e[e.DT_STRING=7]="DT_STRING",e[e.DT_COMPLEX64=8]="DT_COMPLEX64",e[e.DT_INT64=9]="DT_INT64",e[e.DT_BOOL=10]="DT_BOOL",e[e.DT_QINT8=11]="DT_QINT8",e[e.DT_QUINT8=12]="DT_QUINT8",e[e.DT_QINT32=13]="DT_QINT32",e[e.DT_BFLOAT16=14]="DT_BFLOAT16",e[e.DT_QINT16=15]="DT_QINT16",e[e.DT_QUINT16=16]="DT_QUINT16",e[e.DT_UINT16=17]="DT_UINT16",e[e.DT_COMPLEX128=18]="DT_COMPLEX128",e[e.DT_HALF=19]="DT_HALF",e[e.DT_RESOURCE=20]="DT_RESOURCE",e[e.DT_VARIANT=21]="DT_VARIANT",e[e.DT_UINT32=22]="DT_UINT32",e[e.DT_UINT64=23]="DT_UINT64",e[e.DT_FLOAT_REF=101]="DT_FLOAT_REF",e[e.DT_DOUBLE_REF=102]="DT_DOUBLE_REF",e[e.DT_INT32_REF=103]="DT_INT32_REF",e[e.DT_UINT8_REF=104]="DT_UINT8_REF",e[e.DT_INT16_REF=105]="DT_INT16_REF",e[e.DT_INT8_REF=106]="DT_INT8_REF",e[e.DT_STRING_REF=107]="DT_STRING_REF",e[e.DT_COMPLEX64_REF=108]="DT_COMPLEX64_REF",e[e.DT_INT64_REF=109]="DT_INT64_REF",e[e.DT_BOOL_REF=110]="DT_BOOL_REF",e[e.DT_QINT8_REF=111]="DT_QINT8_REF",e[e.DT_QUINT8_REF=112]="DT_QUINT8_REF",e[e.DT_QINT32_REF=113]="DT_QINT32_REF",e[e.DT_BFLOAT16_REF=114]="DT_BFLOAT16_REF",e[e.DT_QINT16_REF=115]="DT_QINT16_REF",e[e.DT_QUINT16_REF=116]="DT_QUINT16_REF",e[e.DT_UINT16_REF=117]="DT_UINT16_REF",e[e.DT_COMPLEX128_REF=118]="DT_COMPLEX128_REF",e[e.DT_HALF_REF=119]="DT_HALF_REF",e[e.DT_RESOURCE_REF=120]="DT_RESOURCE_REF",e[e.DT_VARIANT_REF=121]="DT_VARIANT_REF",e[e.DT_UINT32_REF=122]="DT_UINT32_REF",e[e.DT_UINT64_REF=123]="DT_UINT64_REF"}(r||(r={})),function(e){let t;!function(e){e[e.LEGACY=0]="LEGACY",e[e.V1=1]="V1",e[e.V2=2]="V2"}(t=e.CheckpointFormatVersion||(e.CheckpointFormatVersion={}))}(o||(o={}))},function(e,t,n){var r=n(101);e.exports=function(e,t,n){for(var o in t)n&&n.unsafe&&e[o]?e[o]=t[o]:r(e,o,t[o],n);return e}},function(e,t,n){var r=n(15),o=n(17),a=n(134),i=n(26),s=n(33),u=n(54).f,c=n(163),l=n(287),d=n(294),p=n(157),h=n(350),f=!1,m=p("meta"),g=0,b=function(e){u(e,m,{value:{objectID:"O"+g++,weakData:{}}})},y=e.exports={enable:function(){y.enable=function(){},f=!0;var e=c.f,t=o([].splice),n={};n[m]=1,e(n).length&&(c.f=function(n){for(var r=e(n),o=0,a=r.length;o<a;o++)if(r[o]===m){t(r,o,1);break}return r},r({target:"Object",stat:!0,forced:!0},{getOwnPropertyNames:l.f}))},fastKey:function(e,t){if(!i(e))return"symbol"==typeof e?e:("string"==typeof e?"S":"P")+e;if(!s(e,m)){if(!d(e))return"F";if(!t)return"E";b(e)}return e[m].objectID},getWeakData:function(e,t){if(!s(e,m)){if(!d(e))return!0;if(!t)return!1;b(e)}return e[m].weakData},onFreeze:function(e){return h&&f&&d(e)&&!s(e,m)&&b(e),e}};a[m]=!0},function(e,t,n){var r=n(92),o=n(199),a=n(113),i=n(24)("iterator");e.exports=function(e){if(null!=e)return o(e,i)||o(e,"@@iterator")||a[r(e)]}},function(e,t,n){"use strict";var r=n(79),o=function(e){var t,n;this.promise=new e((function(e,r){if(void 0!==t||void 0!==n)throw TypeError("Bad Promise constructor");t=e,n=r})),this.resolve=r(t),this.reject=r(n)};e.exports.f=function(e){return new o(e)}},function(e,t,n){var r=n(25),o=r({}.toString),a=r("".slice);e.exports=function(e){return a(o(e),8,-1)}},function(e,t,n){"use strict";
+/**
+ * @license
+ * Copyright 2019 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function r(e,t,n){const r=function(e,t,n){return function(e,t,n){let r=0,o=e.length,a=0,i=!1;for(;r<o;){a=r+(o-r>>>1);const s=n(t,e[a]);s>0?r=a+1:(o=a,i=!s)}return i?r:-r-1}
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */(e,t,n||o)}(e,t,n),a=r<0?-(r+1):r;e.splice(a,0,t)}function o(e,t){return e>t?1:e<t?-1:0}function a(e,t,n,r,o){return u(e,t,n,r,o,0)}function i(e,t,n,r,o,a){return u(e,t,n,r,o,0,!1,a,!0)}function s(e,t,n,r,o,a){return u(e,t,n,r,o,a,!0)}function u(e,t,n,o,a,i,s=!1,u=!1,p=!1){const h=[];for(let e=0;e<t.length;e++)t[e]>a&&h.push({score:t[e],boxIndex:e,suppressBeginIndex:0});h.sort(d);const f=i>0?-.5/i:0,m=[],g=[];for(;m.length<n&&h.length>0;){const t=h.pop(),{score:n,boxIndex:i,suppressBeginIndex:s}=t;if(n<a)break;let u=!1;for(let n=m.length-1;n>=s;--n){const r=c(e,i,m[n]);if(r>=o){u=!0;break}if(t.score=t.score*l(o,f,r),t.score<=a)break}t.suppressBeginIndex=m.length,u||(t.score===n?(m.push(i),g.push(t.score)):t.score>a&&r(h,t,d))}const b=m.length,y=n-b;u&&y>0&&(m.push(...new Array(y).fill(0)),g.push(...new Array(y).fill(0)));const v={selectedIndices:m};return s&&(v.selectedScores=g),p&&(v.validOutputs=b),v}function c(e,t,n){const r=e.subarray(4*t,4*t+4),o=e.subarray(4*n,4*n+4),a=Math.min(r[0],r[2]),i=Math.min(r[1],r[3]),s=Math.max(r[0],r[2]),u=Math.max(r[1],r[3]),c=Math.min(o[0],o[2]),l=Math.min(o[1],o[3]),d=Math.max(o[0],o[2]),p=Math.max(o[1],o[3]),h=(s-a)*(u-i),f=(d-c)*(p-l);if(h<=0||f<=0)return 0;const m=Math.max(a,c),g=Math.max(i,l),b=Math.min(s,d),y=Math.min(u,p),v=Math.max(b-m,0)*Math.max(y-g,0);return v/(h+f-v)}function l(e,t,n){const r=Math.exp(t*n*n);return n<=e?r:0}function d(e,t){return e.score-t.score||e.score===t.score&&t.boxIndex-e.boxIndex}n.d(t,"a",(function(){return a})),n.d(t,"b",(function(){return i})),n.d(t,"c",(function(){return s}))},function(e,t,n){"use strict";n.d(t,"a",(function(){return s}));var r=n(5),o=n(6),a=n(3),i=n(4);const s=Object(i.a)({neg_:
+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e){const t={x:Object(a.a)(e,"x","neg")};return r.a.runKernel(o.Tb,t)}})},function(e,t,n){e.exports=n(516)},function(e,t,n){"use strict";n.d(t,"a",(function(){return i}));var r=n(5),o=n(9),a=n(13);
+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function i(e,t,n,i){if(null==i&&(i=Object(o.r)(e)),"complex64"===i)throw new Error("Cannot construct a complex64 tensor directly. Please use tf.complex(real, imag).");if(!Object(o.A)(e)&&!Array.isArray(e)&&"number"!=typeof e&&"boolean"!=typeof e&&"string"!=typeof e)throw new Error("values passed to tensor(values) must be a number/boolean/string or an array of numbers/booleans/strings, or a TypedArray");if(null!=t){Object(o.c)(t);const e=Object(o.O)(t),r=Object(o.O)(n);Object(o.b)(e===r,()=>`Based on the provided shape, [${t}], the tensor should have ${e} values but has ${r}`);for(let e=0;e<n.length;++e){const r=n[e],a=e!==n.length-1||r!==Object(o.O)(t.slice(e));Object(o.b)(n[e]===t[e]||!a,()=>`Error creating a new Tensor. Inferred shape (${n}) does not match the provided shape (${t}). `)}}return Object(o.A)(e)||Array.isArray(e)||(e=[e]),t=t||n,e="string"!==i?Object(a.toTypedArray)(e,i):Object(o.m)(e,[],!0),r.a.makeTensor(e,t,i)}},function(e,t,n){"use strict";n.d(t,"a",(function(){return s}));var r=n(5),o=n(6),a=n(3),i=n(4);const s=Object(i.a)({max_:
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
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+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
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+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
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+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e){const t={x:Object(a.a)(e,"x","log","float32")};return r.a.runKernel(o.Ab,t)}})},function(e,t,n){"use strict";n.d(t,"a",(function(){return u}));var r=n(5),o=n(6),a=n(3),i=n(9),s=n(4);const u=Object(s.a)({expandDims_:
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e,t=0){const n=Object(a.a)(e,"x","expandDims","string_or_numeric");i.b(t<=n.rank,()=>"Axis must be <= rank of the tensor");const s={input:n},u={dim:t};return r.a.runKernel(o.Z,s,u)}})},function(e,t,n){"use strict";var r={}.propertyIsEnumerable,o=Object.getOwnPropertyDescriptor,a=o&&!r.call({1:2},1);t.f=a?function(e){var t=o(this,e);return!!t&&t.enumerable}:r},function(e,t){e.exports=function(e){try{return{error:!1,value:e()}}catch(e){return{error:!0,value:e}}}},function(e,t,n){var r=n(25);e.exports=r({}.isPrototypeOf)},function(e,t,n){var r=n(25),o=n(43),a=n(215),i=r(Function.toString);o(a.inspectSource)||(a.inspectSource=function(e){return i(e)}),e.exports=a.inspectSource},function(e,t,n){var r=n(84),o=n(75),a=Function.prototype,i=r&&Object.getOwnPropertyDescriptor,s=o(a,"name"),u=s&&"something"===function(){}.name,c=s&&(!r||r&&i(a,"name").configurable);e.exports={EXISTS:s,PROPER:u,CONFIGURABLE:c}},function(e,t,n){var r=n(16),o=n(213),a=n(43),i=n(148),s=n(57)("toStringTag"),u=r.Object,c="Arguments"==i(function(){return arguments}());e.exports=o?i:function(e){var t,n,r;return void 0===e?"Undefined":null===e?"Null":"string"==typeof(n=function(e,t){try{return e[t]}catch(e){}}(t=u(e),s))?n:c?i(t):"Object"==(r=i(t))&&a(t.callee)?"Arguments":r}},function(e,t,n){"use strict";
+/**
+ * @license
+ * Copyright 2017 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+var r,o,a,i,s;n.d(t,"b",(function(){return c})),n.d(t,"a",(function(){return l})),function(e){e.R0="R0",e.R1="R1",e.R2="R2",e.R3="R3",e.R4="R4",e.R5="R5",e.R6="R6"}(r||(r={})),function(e){e.float32="float32",e.int32="int32",e.bool="int32",e.complex64="complex64"}(o||(o={})),function(e){e.float32="float32",e.int32="int32",e.bool="bool",e.complex64="complex64"}(a||(a={})),function(e){e.float32="float32",e.int32="float32",e.bool="float32",e.complex64="complex64"}(i||(i={})),function(e){e.float32="complex64",e.int32="complex64",e.bool="complex64",e.complex64="complex64"}(s||(s={}));const u={float32:i,int32:o,bool:a,complex64:s};function c(e,t){if("string"===e||"string"===t){if("string"===e&&"string"===t)return"string";throw new Error(`Can not upcast ${e} with ${t}`)}return u[e][t]}function l(e){return c(e,"int32")}},function(e,t,n){"use strict";n.d(t,"a",(function(){return i}));var r=n(5),o=n(9),a=n(121);
+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function i(e,t="float32"){if("complex64"===t){const t=i(e,"float32"),n=i(e,"float32");return Object(a.a)(t,n)}const n=Object(o.F)(Object(o.O)(e),t);return r.a.makeTensor(n,e,t)}},function(e,t,n){"use strict";n.d(t,"b",(function(){return o})),n.d(t,"c",(function(){return a})),n.d(t,"d",(function(){return i})),n.d(t,"e",(function(){return s})),n.d(t,"a",(function(){return u})),n.d(t,"f",(function(){return c})),n.d(t,"h",(function(){return l})),n.d(t,"g",(function(){return d}));var r=n(9);
+/**
+ * @license
+ * Copyright 2017 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */function o(e,t){for(let n=0;n<e.length;++n)if(e[e.length-n-1]!==t-1-n)return!1;return!0}function a(e,t,n){const r=e.length+t.length,o=[];let a=0,i=0;for(let s=0;s<r;s++)-1===n.indexOf(s)?o.push(e[a++]):o.push(t[i++]);return o}function i(e,t){const n=[],r=e.length;for(let o=0;o<r;o++)-1===t.indexOf(o)&&n.push(e[o]);return[n,t.map(t=>e[t])]}function s(e,t){return a(e,t.map(e=>1),t)}function u(e,t,n){r.b(o(t,n),()=>e+" supports only inner-most axes for now. "+`Got axes ${t} and rank-${n} input.`)}function c(e,t){if(o(e,t))return null;const n=[];for(let r=0;r<t;++r)-1===e.indexOf(r)&&n.push(r);return e.forEach(e=>n.push(e)),n}function l(e){return e.map((e,t)=>[t,e]).sort((e,t)=>e[1]-t[1]).map(e=>e[0])}function d(e,t){const n=[];for(let r=t-e;r<t;++r)n.push(r);return n}},function(e,t,n){"use strict";n.d(t,"a",(function(){return s}));var r=n(5),o=n(6),a=n(3),i=n(4);const s=Object(i.a)({relu_:
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
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+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function a(e,t,n){const a=Object(r.c)(e,n);return Object(o.a)(e,t,a,n)}},function(e,t,n){"use strict";n.d(t,"a",(function(){return u}));var r=n(5),o=n(6),a=n(3),i=n(9),s=n(4);const u=Object(s.a)({tile_:
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e,t){const n=Object(a.a)(e,"x","tile","string_or_numeric");i.b(n.rank===t.length,()=>`Error in transpose: rank of input ${n.rank} must match length of reps ${t}.`);const s={x:n},u={reps:t};return r.a.runKernel(o.Xc,s,u)}})},function(e,t,n){"use strict";n.d(t,"a",(function(){return a}));var r=n(5),o=n(6);
+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
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+/**
+ * @license
+ * Copyright 2019 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+const r={};function o(e){return r[e]}},function(e,t,n){e.exports=n(573)},function(e,t,n){e.exports=n(579)},function(e,t,n){"use strict";n.d(t,"a",(function(){return s}));var r=n(5),o=n(6),a=n(9),i=n(4);const s=Object(i.a)({ifft_:
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e){Object(a.b)("complex64"===e.dtype,()=>`The dtype for tf.spectral.ifft() must be complex64 but got ${e.dtype}.`);const t={input:e};return r.a.runKernel(o.ob,t)}})},function(e,t,n){"use strict";n.d(t,"a",(function(){return s}));var r=n(5),o=n(6),a=n(3),i=n(4);const s=Object(i.a)({real_:
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e){const t={input:Object(a.a)(e,"input","real")};return r.a.runKernel(o.gc,t)}})},function(e,t,n){"use strict";n.d(t,"a",(function(){return c}));var r=n(5),o=n(6),a=n(22),i=n(3),s=n(35),u=n(4);const c=Object(u.a)({greater_:
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e,t){let n=Object(i.a)(e,"a","greater","string_or_numeric"),u=Object(i.a)(t,"b","greater","string_or_numeric");[n,u]=Object(a.b)(n,u),Object(s.assertAndGetBroadcastShape)(n.shape,u.shape);const c={a:n,b:u};return r.a.runKernel(o.mb,c)}})},function(e,t,n){var r;
+/*!
+ * UAParser.js v0.7.21
+ * Lightweight JavaScript-based User-Agent string parser
+ * https://github.com/faisalman/ua-parser-js
+ *
+ * Copyright © 2012-2019 Faisal Salman <f@faisalman.com>
+ * Licensed under MIT License
+ */!function(o,a){"use strict";var i="model",s="name",u="type",c="vendor",l="version",d="mobile",p="tablet",h="smarttv",f={extend:function(e,t){var n={};for(var r in e)t[r]&&t[r].length%2==0?n[r]=t[r].concat(e[r]):n[r]=e[r];return n},has:function(e,t){return"string"==typeof e&&-1!==t.toLowerCase().indexOf(e.toLowerCase())},lowerize:function(e){return e.toLowerCase()},major:function(e){return"string"==typeof e?e.replace(/[^\d\.]/g,"").split(".")[0]:void 0},trim:function(e){return e.replace(/^[\s\uFEFF\xA0]+|[\s\uFEFF\xA0]+$/g,"")}},m={rgx:function(e,t){for(var n,r,o,a,i,s,u=0;u<t.length&&!i;){var c=t[u],l=t[u+1];for(n=r=0;n<c.length&&!i;)if(i=c[n++].exec(e))for(o=0;o<l.length;o++)s=i[++r],"object"==typeof(a=l[o])&&a.length>0?2==a.length?"function"==typeof a[1]?this[a[0]]=a[1].call(this,s):this[a[0]]=a[1]:3==a.length?"function"!=typeof a[1]||a[1].exec&&a[1].test?this[a[0]]=s?s.replace(a[1],a[2]):void 0:this[a[0]]=s?a[1].call(this,s,a[2]):void 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+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e,t=0){const n=Object(a.a)(e,"x","unstack","string_or_numeric");i.b(t>=-n.shape.length&&t<n.shape.length,()=>`Axis = ${t} is not in [-${n.shape.length}, ${n.shape.length})`);const s={value:n},u={axis:t};return r.a.runKernel(o.cd,s,u)}})},function(e,t,n){"use strict";n.d(t,"a",(function(){return s}));var r=n(5),o=n(6),a=n(9),i=n(4);const s=Object(i.a)({fft_:
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e){Object(a.b)("complex64"===e.dtype,()=>`The dtype for tf.spectral.fft() must be complex64 but got ${e.dtype}.`);const t={input:e};return r.a.runKernel(o.bb,t)}})},function(e,t,n){"use strict";n.d(t,"a",(function(){return m}));var r=n(9),o=n(121),a=n(97),i=n(268),s=n(4),u=n(235),c=n(12),l=n(63),d=n(178),p=n(188),h=n(267),f=n(265);const m=Object(s.a)({rfft_:
+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e,t){Object(r.b)("float32"===e.dtype,()=>"The dtype for rfft() must be real value but got "+e.dtype);let n=e.shape[e.shape.length-1];const s=e.size/n;let m;if(null!=t&&t<n){const r=e.shape.map(e=>0),o=e.shape.map(e=>e);o[e.shape.length-1]=t,m=Object(l.a)(e,r,o),n=t}else if(null!=t&&t>n){const r=e.shape.map(e=>e);r[e.shape.length-1]=t-n,m=Object(a.a)([e,Object(p.a)(r)],e.shape.length-1),n=t}else m=e;const g=Object(h.a)(m),b=Object(c.a)(Object(o.a)(m,g),[s,n]),y=Object(f.a)(b),v=Math.floor(n/2)+1,x=Object(u.a)(y),w=Object(i.a)(y),O=Object(d.a)(x,[v,n-v],x.shape.length-1),k=Object(d.a)(w,[v,n-v],w.shape.length-1),S=m.shape.slice();return S[m.shape.length-1]=v,Object(c.a)(Object(o.a)(O[0],k[0]),S)}})},function(e,t,n){"use strict";n.d(t,"a",(function(){return s}));var r=n(5),o=n(6),a=n(3),i=n(4);const s=Object(i.a)({zerosLike_:
+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e){const t={x:Object(a.a)(e,"x","zerosLike")};return r.a.runKernel(o.ed,t)}})},function(e,t,n){"use strict";n.d(t,"a",(function(){return s}));var r=n(5),o=n(6),a=n(3),i=n(4);const s=Object(i.a)({imag_:
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e){const t={input:Object(a.a)(e,"input","imag")};return r.a.runKernel(o.qb,t)}})},function(e,t,n){"use strict";n.d(t,"a",(function(){return a}));var r=n(5),o=n(6);
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function a(e,t,n){const a={shape:e,value:t,dtype:n};return r.a.runKernel(o.cb,{},a)}},function(e,t,n){"use strict";n.d(t,"a",(function(){return c}));var r=n(5),o=n(6),a=n(22),i=n(3),s=n(35),u=n(4);const c=Object(u.a)({lessEqual_:
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e,t){let n=Object(i.a)(e,"a","lessEqual","string_or_numeric"),u=Object(i.a)(t,"b","lessEqual","string_or_numeric");[n,u]=Object(a.b)(n,u),Object(s.assertAndGetBroadcastShape)(n.shape,u.shape);const c={a:n,b:u};return r.a.runKernel(o.yb,c)}})},function(e,t,n){"use strict";n.d(t,"a",(function(){return i}));var r=n(5),o=n(3),a=n(4);const i=Object(a.a)({square_:
+/**
+ * @license
+ * Copyright 2019 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e){const t=Object(o.a)(e,"x","square");return r.a.runKernel("Square",{x:t},{})}})},function(e,t,n){"use strict";n.d(t,"a",(function(){return l}));var r=n(5),o=n(6),a=n(3),i=n(9),s=n(37),u=n(4),c=n(12);const l=Object(u.a)({conv2d_:
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e,t,n,u,l="NHWC",d=[1,1],p){const h=Object(a.a)(e,"x","conv2d","float32"),f=Object(a.a)(t,"filter","conv2d","float32");let m=h,g=!1;3===h.rank&&(g=!0,m=Object(c.a)(h,[1,h.shape[0],h.shape[1],h.shape[2]])),i.b(4===m.rank,()=>`Error in conv2d: input must be rank 4, but got rank ${m.rank}.`),i.b(4===f.rank,()=>"Error in conv2d: filter must be rank 4, but got rank "+f.rank+"."),s.a("conv2d",u,p);const b="NHWC"===l?m.shape[3]:m.shape[1];i.b(b===f.shape[2],()=>`Error in conv2d: depth of input (${b}) must match input depth for filter ${f.shape[2]}.`),i.b(s.i(n,d),()=>`Error in conv2D: Either strides or dilations must be 1. Got strides ${n} and dilations '${d}'`);const y={x:m,filter:f},v={strides:n,pad:u,dataFormat:l,dilations:d,dimRoundingMode:p},x=r.a.runKernel(o.C,y,v);return g?Object(c.a)(x,[x.shape[1],x.shape[2],x.shape[3]]):x}})},function(e,t,n){e.exports=n(529)},function(e,t,n){e.exports=n(569)},function(e){e.exports=JSON.parse('{"a":"0.5.0"}')},function(e,t,n){"use strict";n.d(t,"a",(function(){return c}));var r=n(5),o=n(6),a=n(3),i=n(129),s=n(4),u=n(12);const c=Object(s.a)({broadcastTo_:
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e,t){let n=Object(a.a)(e,"broadcastTo","x");const s=n.shape;if(t.some(e=>!(e>0)||e%1!=0))throw new Error(`broadcastTo(): Invalid broadcast shape [${t}].`);if(t.length<n.rank)throw new Error(`broadcastTo(): shape.length=${t.length} < input.rank=${n.rank}.`);if(t.length>n.rank){const e=n.shape.slice();for(;e.length<t.length;)e.unshift(1);n=Object(u.a)(n,e)}const c=n.shape,l=Array.from(t);for(let e=t.length-1;e>=0;e--)if(c[e]===t[e])l[e]=1;else if(1!==n.shape[e])throw new Error(`broadcastTo(): [${s}] cannot be broadcast to [${t}].`);if(0===l.map((e,t)=>e>1?t:-1).filter(e=>e>=0).length)return Object(i.a)(n);const d={x:n},p={reps:l};return r.a.runKernel(o.Xc,d,p)}})},function(e,t,n){"use strict";n.d(t,"b",(function(){return o})),n.d(t,"a",(function(){return a}));var r=n(5);n(3),n(9),n(13);function o(){return 32===r.a.backend.floatPrecision()?.001:.1}function a(e,t,n){if(null==n&&(n=o()),!i(e,t,n))throw new Error(`Numbers differ: actual === ${e}, expected === ${t}`)}function 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0),(t=t||{}).path=t.path||"/socket.io",this.nsps={},this.subs=[],this.opts=t,this.reconnection(!1!==t.reconnection),this.reconnectionAttempts(t.reconnectionAttempts||1/0),this.reconnectionDelay(t.reconnectionDelay||1e3),this.reconnectionDelayMax(t.reconnectionDelayMax||5e3),this.randomizationFactor(t.randomizationFactor||.5),this.backoff=new d({min:this.reconnectionDelay(),max:this.reconnectionDelayMax(),jitter:this.randomizationFactor()}),this.timeout(null==t.timeout?2e4:t.timeout),this.readyState="closed",this.uri=e,this.connecting=[],this.lastPing=null,this.encoding=!1,this.packetBuffer=[];var n=t.parser||i;this.encoder=new n.Encoder,this.decoder=new n.Decoder,this.autoConnect=!1!==t.autoConnect,this.autoConnect&&this.open()}e.exports=h,h.prototype.emitAll=function(){for(var e in this.emit.apply(this,arguments),this.nsps)p.call(this.nsps,e)&&this.nsps[e].emit.apply(this.nsps[e],arguments)},h.prototype.updateSocketIds=function(){for(var e in this.nsps)p.call(this.nsps,e)&&(this.nsps[e].id=this.generateId(e))},h.prototype.generateId=function(e){return("/"===e?"":e+"#")+this.engine.id},a(h.prototype),h.prototype.reconnection=function(e){return arguments.length?(this._reconnection=!!e,this):this._reconnection},h.prototype.reconnectionAttempts=function(e){return arguments.length?(this._reconnectionAttempts=e,this):this._reconnectionAttempts},h.prototype.reconnectionDelay=function(e){return arguments.length?(this._reconnectionDelay=e,this.backoff&&this.backoff.setMin(e),this):this._reconnectionDelay},h.prototype.randomizationFactor=function(e){return arguments.length?(this._randomizationFactor=e,this.backoff&&this.backoff.setJitter(e),this):this._randomizationFactor},h.prototype.reconnectionDelayMax=function(e){return arguments.length?(this._reconnectionDelayMax=e,this.backoff&&this.backoff.setMax(e),this):this._reconnectionDelayMax},h.prototype.timeout=function(e){return arguments.length?(this._timeout=e,this):this._timeout},h.prototype.maybeReconnectOnOpen=function(){!this.reconnecting&&this._reconnection&&0===this.backoff.attempts&&this.reconnect()},h.prototype.open=h.prototype.connect=function(e,t){if(c("readyState %s",this.readyState),~this.readyState.indexOf("open"))return this;c("opening %s",this.uri),this.engine=r(this.uri,this.opts);var n=this.engine,o=this;this.readyState="opening",this.skipReconnect=!1;var a=s(n,"open",(function(){o.onopen(),e&&e()})),i=s(n,"error",(function(t){if(c("connect_error"),o.cleanup(),o.readyState="closed",o.emitAll("connect_error",t),e){var n=new Error("Connection error");n.data=t,e(n)}else o.maybeReconnectOnOpen()}));if(!1!==this._timeout){var u=this._timeout;c("connect attempt will timeout after %d",u);var l=setTimeout((function(){c("connect attempt timed out after %d",u),a.destroy(),n.close(),n.emit("error","timeout"),o.emitAll("connect_timeout",u)}),u);this.subs.push({destroy:function(){clearTimeout(l)}})}return this.subs.push(a),this.subs.push(i),this},h.prototype.onopen=function(){c("open"),this.cleanup(),this.readyState="open",this.emit("open");var e=this.engine;this.subs.push(s(e,"data",u(this,"ondata"))),this.subs.push(s(e,"ping",u(this,"onping"))),this.subs.push(s(e,"pong",u(this,"onpong"))),this.subs.push(s(e,"error",u(this,"onerror"))),this.subs.push(s(e,"close",u(this,"onclose"))),this.subs.push(s(this.decoder,"decoded",u(this,"ondecoded")))},h.prototype.onping=function(){this.lastPing=new Date,this.emitAll("ping")},h.prototype.onpong=function(){this.emitAll("pong",new Date-this.lastPing)},h.prototype.ondata=function(e){this.decoder.add(e)},h.prototype.ondecoded=function(e){this.emit("packet",e)},h.prototype.onerror=function(e){c("error",e),this.emitAll("error",e)},h.prototype.socket=function(e,t){var n=this.nsps[e];if(!n){n=new o(this,e,t),this.nsps[e]=n;var r=this;n.on("connecting",a),n.on("connect",(function(){n.id=r.generateId(e)})),this.autoConnect&&a()}function a(){~l(r.connecting,n)||r.connecting.push(n)}return n},h.prototype.destroy=function(e){var t=l(this.connecting,e);~t&&this.connecting.splice(t,1),this.connecting.length||this.close()},h.prototype.packet=function(e){c("writing packet %j",e);var t=this;e.query&&0===e.type&&(e.nsp+="?"+e.query),t.encoding?t.packetBuffer.push(e):(t.encoding=!0,this.encoder.encode(e,(function(n){for(var r=0;r<n.length;r++)t.engine.write(n[r],e.options);t.encoding=!1,t.processPacketQueue()})))},h.prototype.processPacketQueue=function(){if(this.packetBuffer.length>0&&!this.encoding){var e=this.packetBuffer.shift();this.packet(e)}},h.prototype.cleanup=function(){c("cleanup");for(var e=this.subs.length,t=0;t<e;t++){this.subs.shift().destroy()}this.packetBuffer=[],this.encoding=!1,this.lastPing=null,this.decoder.destroy()},h.prototype.close=h.prototype.disconnect=function(){c("disconnect"),this.skipReconnect=!0,this.reconnecting=!1,"opening"===this.readyState&&this.cleanup(),this.backoff.reset(),this.readyState="closed",this.engine&&this.engine.close()},h.prototype.onclose=function(e){c("onclose"),this.cleanup(),this.backoff.reset(),this.readyState="closed",this.emit("close",e),this._reconnection&&!this.skipReconnect&&this.reconnect()},h.prototype.reconnect=function(){if(this.reconnecting||this.skipReconnect)return this;var e=this;if(this.backoff.attempts>=this._reconnectionAttempts)c("reconnect failed"),this.backoff.reset(),this.emitAll("reconnect_failed"),this.reconnecting=!1;else{var t=this.backoff.duration();c("will wait %dms before reconnect attempt",t),this.reconnecting=!0;var n=setTimeout((function(){e.skipReconnect||(c("attempting reconnect"),e.emitAll("reconnect_attempt",e.backoff.attempts),e.emitAll("reconnecting",e.backoff.attempts),e.skipReconnect||e.open((function(t){t?(c("reconnect attempt error"),e.reconnecting=!1,e.reconnect(),e.emitAll("reconnect_error",t.data)):(c("reconnect success"),e.onreconnect())})))}),t);this.subs.push({destroy:function(){clearTimeout(n)}})}},h.prototype.onreconnect=function(){var e=this.backoff.attempts;this.reconnecting=!1,this.backoff.reset(),this.updateSocketIds(),this.emitAll("reconnect",e)}},function(e,t,n){(function(e){var r=n(229),o=n(556),a=n(564),i=n(565);t.polling=function(t){var n=!1,i=!1,s=!1!==t.jsonp;if(e.location){var u="https:"===location.protocol,c=location.port;c||(c=u?443:80),n=t.hostname!==location.hostname||c!==t.port,i=t.secure!==u}if(t.xdomain=n,t.xscheme=i,"open"in new r(t)&&!t.forceJSONP)return new o(t);if(!s)throw new Error("JSONP disabled");return new a(t)},t.websocket=i}).call(this,n(53))},function(e,t,n){var r=n(230),o=n(173),a=n(118),i=n(174),s=n(325),u=n(175)("engine.io-client:polling");e.exports=l;var c=null!=new(n(229))({xdomain:!1}).responseType;function l(e){var t=e&&e.forceBase64;c&&!t||(this.supportsBinary=!1),r.call(this,e)}i(l,r),l.prototype.name="polling",l.prototype.doOpen=function(){this.poll()},l.prototype.pause=function(e){var t=this;function n(){u("paused"),t.readyState="paused",e()}if(this.readyState="pausing",this.polling||!this.writable){var r=0;this.polling&&(u("we are currently polling - waiting to pause"),r++,this.once("pollComplete",(function(){u("pre-pause polling complete"),--r||n()}))),this.writable||(u("we are currently writing - waiting to pause"),r++,this.once("drain",(function(){u("pre-pause writing complete"),--r||n()})))}else n()},l.prototype.poll=function(){u("polling"),this.polling=!0,this.doPoll(),this.emit("poll")},l.prototype.onData=function(e){var t=this;u("polling got data %s",e);a.decodePayload(e,this.socket.binaryType,(function(e,n,r){if("opening"===t.readyState&&t.onOpen(),"close"===e.type)return t.onClose(),!1;t.onPacket(e)})),"closed"!==this.readyState&&(this.polling=!1,this.emit("pollComplete"),"open"===this.readyState?this.poll():u('ignoring poll - transport state "%s"',this.readyState))},l.prototype.doClose=function(){var e=this;function t(){u("writing close packet"),e.write([{type:"close"}])}"open"===this.readyState?(u("transport open - closing"),t()):(u("transport not open - deferring close"),this.once("open",t))},l.prototype.write=function(e){var t=this;this.writable=!1;var n=function(){t.writable=!0,t.emit("drain")};a.encodePayload(e,this.supportsBinary,(function(e){t.doWrite(e,n)}))},l.prototype.uri=function(){var e=this.query||{},t=this.secure?"https":"http",n="";return!1!==this.timestampRequests&&(e[this.timestampParam]=s()),this.supportsBinary||e.sid||(e.b64=1),e=o.encode(e),this.port&&("https"===t&&443!==Number(this.port)||"http"===t&&80!==Number(this.port))&&(n=":"+this.port),e.length&&(e="?"+e),t+"://"+(-1!==this.hostname.indexOf(":")?"["+this.hostname+"]":this.hostname)+n+this.path+e}},function(e,t,n){"use strict";var r,o="0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz-_".split(""),a={},i=0,s=0;function u(e){var t="";do{t=o[e%64]+t,e=Math.floor(e/64)}while(e>0);return t}function c(){var e=u(+new Date);return e!==r?(i=0,r=e):e+"."+u(i++)}for(;s<64;s++)a[o[s]]=s;c.encode=u,c.decode=function(e){var t=0;for(s=0;s<e.length;s++)t=64*t+a[e.charAt(s)];return t},e.exports=c},function(e,t){var n=[].indexOf;e.exports=function(e,t){if(n)return e.indexOf(t);for(var r=0;r<e.length;++r)if(e[r]===t)return r;return-1}},function(e,t,n){var r=n(228),o=n(117),a=n(567),i=n(328),s=n(329),u=n(172)("socket.io-client:socket"),c=n(173);e.exports=p;var l={connect:1,connect_error:1,connect_timeout:1,connecting:1,disconnect:1,error:1,reconnect:1,reconnect_attempt:1,reconnect_failed:1,reconnect_error:1,reconnecting:1,ping:1,pong:1},d=o.prototype.emit;function p(e,t,n){this.io=e,this.nsp=t,this.json=this,this.ids=0,this.acks={},this.receiveBuffer=[],this.sendBuffer=[],this.connected=!1,this.disconnected=!0,n&&n.query&&(this.query=n.query),this.io.autoConnect&&this.open()}o(p.prototype),p.prototype.subEvents=function(){if(!this.subs){var e=this.io;this.subs=[i(e,"open",s(this,"onopen")),i(e,"packet",s(this,"onpacket")),i(e,"close",s(this,"onclose"))]}},p.prototype.open=p.prototype.connect=function(){return this.connected||(this.subEvents(),this.io.open(),"open"===this.io.readyState&&this.onopen(),this.emit("connecting")),this},p.prototype.send=function(){var e=a(arguments);return e.unshift("message"),this.emit.apply(this,e),this},p.prototype.emit=function(e){if(l.hasOwnProperty(e))return d.apply(this,arguments),this;var t=a(arguments),n={type:r.EVENT,data:t,options:{}};return n.options.compress=!this.flags||!1!==this.flags.compress,"function"==typeof t[t.length-1]&&(u("emitting packet with ack id %d",this.ids),this.acks[this.ids]=t.pop(),n.id=this.ids++),this.connected?this.packet(n):this.sendBuffer.push(n),delete this.flags,this},p.prototype.packet=function(e){e.nsp=this.nsp,this.io.packet(e)},p.prototype.onopen=function(){if(u("transport is open - connecting"),"/"!==this.nsp)if(this.query){var e="object"==typeof this.query?c.encode(this.query):this.query;u("sending connect packet with query %s",e),this.packet({type:r.CONNECT,query:e})}else this.packet({type:r.CONNECT})},p.prototype.onclose=function(e){u("close (%s)",e),this.connected=!1,this.disconnected=!0,delete this.id,this.emit("disconnect",e)},p.prototype.onpacket=function(e){if(e.nsp===this.nsp)switch(e.type){case r.CONNECT:this.onconnect();break;case r.EVENT:case r.BINARY_EVENT:this.onevent(e);break;case r.ACK:case r.BINARY_ACK:this.onack(e);break;case r.DISCONNECT:this.ondisconnect();break;case r.ERROR:this.emit("error",e.data)}},p.prototype.onevent=function(e){var t=e.data||[];u("emitting event %j",t),null!=e.id&&(u("attaching ack callback to event"),t.push(this.ack(e.id))),this.connected?d.apply(this,t):this.receiveBuffer.push(t)},p.prototype.ack=function(e){var t=this,n=!1;return function(){if(!n){n=!0;var o=a(arguments);u("sending ack %j",o),t.packet({type:r.ACK,id:e,data:o})}}},p.prototype.onack=function(e){var t=this.acks[e.id];"function"==typeof t?(u("calling ack %s with %j",e.id,e.data),t.apply(this,e.data),delete this.acks[e.id]):u("bad ack %s",e.id)},p.prototype.onconnect=function(){this.connected=!0,this.disconnected=!1,this.emit("connect"),this.emitBuffered()},p.prototype.emitBuffered=function(){var e;for(e=0;e<this.receiveBuffer.length;e++)d.apply(this,this.receiveBuffer[e]);for(this.receiveBuffer=[],e=0;e<this.sendBuffer.length;e++)this.packet(this.sendBuffer[e]);this.sendBuffer=[]},p.prototype.ondisconnect=function(){u("server disconnect (%s)",this.nsp),this.destroy(),this.onclose("io server disconnect")},p.prototype.destroy=function(){if(this.subs){for(var e=0;e<this.subs.length;e++)this.subs[e].destroy();this.subs=null}this.io.destroy(this)},p.prototype.close=p.prototype.disconnect=function(){return this.connected&&(u("performing disconnect (%s)",this.nsp),this.packet({type:r.DISCONNECT})),this.destroy(),this.connected&&this.onclose("io client disconnect"),this},p.prototype.compress=function(e){return this.flags=this.flags||{},this.flags.compress=e,this}},function(e,t){e.exports=function(e,t,n){return e.on(t,n),{destroy:function(){e.removeListener(t,n)}}}},function(e,t){var n=[].slice;e.exports=function(e,t){if("string"==typeof t&&(t=e[t]),"function"!=typeof t)throw new Error("bind() requires a function");var r=n.call(arguments,2);return function(){return t.apply(e,r.concat(n.call(arguments)))}}},function(e,t,n){var r=n(15),o=n(14),a=n(98),i=n(27),s=n(133),u=n(135),c=n(211),l=/MSIE .\./.test(s),d=o.Function,p=function(e){return function(t,n){var r=c(arguments.length,1)>2,o=i(t)?t:d(t),s=r?u(arguments,2):void 0;return e(r?function(){a(o,this,s)}:o,n)}};r({global:!0,bind:!0,forced:l},{setTimeout:p(o.setTimeout),setInterval:p(o.setInterval)})},function(e,t,n){e.exports=n(599)},function(e,t){e.exports={}},function(e,t,n){"use strict";(function(e){n(5);var t=n(369),r=n(19);
+/**
+ * @license
+ * Copyright 2019 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+const o=Object(r.b)();o.registerFlag("DEBUG",()=>!1,e=>{e&&console.warn("Debugging mode is ON. The output of every math call will be downloaded to CPU and checked for NaNs. This significantly impacts performance.")}),o.registerFlag("IS_BROWSER",()=>t.isBrowser()),o.registerFlag("IS_NODE",()=>void 0!==e&&void 0!==e.versions&&void 0!==e.versions.node),o.registerFlag("IS_CHROME",()=>"undefined"!=typeof navigator&&null!=navigator&&null!=navigator.userAgent&&/Chrome/.test(navigator.userAgent)&&/Google Inc/.test(navigator.vendor)),o.registerFlag("PROD",()=>!1),o.registerFlag("TENSORLIKE_CHECK_SHAPE_CONSISTENCY",()=>o.getBool("DEBUG")),o.registerFlag("DEPRECATION_WARNINGS_ENABLED",()=>!0),o.registerFlag("IS_TEST",()=>!1),o.registerFlag("CHECK_COMPUTATION_FOR_ERRORS",()=>!0),o.registerFlag("WRAP_TO_IMAGEBITMAP",()=>!1)}).call(this,n(90))},function(e,t,n){"use strict";n.d(t,"a",(function(){return r})),n.d(t,"b",(function(){return o}));class r{constructor(e,t){this.backend=e,this.dataMover=t,this.data=new WeakMap,this.dataIdsCount=0}get(e){return this.data.has(e)||this.dataMover.moveData(this.backend,e),this.data.get(e)}set(e,t){this.dataIdsCount++,this.data.set(e,t)}has(e){return this.data.has(e)}delete(e){return this.dataIdsCount--,this.data.delete(e)}numDataIds(){return this.dataIdsCount}}class o{refCount(e){return a("refCount")}incRef(e){return a("incRef")}timerAvailable(){return!0}time(e){return a("time")}read(e){return a("read")}readSync(e){return a("readSync")}readToGPU(e,t){return a("readToGPU")}numDataIds(){return a("numDataIds")}disposeData(e,t){return a("disposeData")}write(e,t,n){return a("write")}move(e,t,n,r,o){return a("move")}memory(){return a("memory")}floatPrecision(){return a("floatPrecision")}epsilon(){return 32===this.floatPrecision()?1e-7:1e-4}dispose(){return a("dispose")}}function a(e){throw new Error(`'${e}' not yet implemented or not found in the registry. This kernel may not be supported by the tfjs backend you have chosen`)}},function(e,t,n){e.exports=n(448)},function(e,t,n){e.exports=n(502)},function(e,t,n){e.exports=n(533)},function(e,t,n){var r=n(544),o=n(228),a=n(322),i=n(172)("socket.io-client");e.exports=t=u;var s=t.managers={};function u(e,t){"object"==typeof e&&(t=e,e=void 0),t=t||{};var n,o=r(e),u=o.source,c=o.id,l=o.path,d=s[c]&&l in s[c].nsps;return t.forceNew||t["force new connection"]||!1===t.multiplex||d?(i("ignoring socket cache for %s",u),n=a(u,t)):(s[c]||(i("new io instance for %s",u),s[c]=a(u,t)),n=s[c]),o.query&&!t.query&&(t.query=o.query),n.socket(o.path,t)}t.protocol=o.protocol,t.connect=u,t.Manager=n(322),t.Socket=n(327)},function(e,t,n){e.exports=n(617)},function(e,t,n){"use strict";n.d(t,"a",(function(){return s}));var r=n(5),o=n(6),a=n(3),i=n(4);const s=Object(i.a)({reverse_:
+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e,t){const n={x:Object(a.a)(e,"x","reverse")},i={dims:t};return r.a.runKernel(o.qc,n,i)}})},function(e,t,n){"use strict";n.d(t,"a",(function(){return s}));var r=n(5),o=n(6),a=n(3),i=n(4);const s=Object(i.a)({min_:
+/**
+ * @license
+ * Copyright 2020 Google Inc. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e,t=null,n=!1){const i={x:Object(a.a)(e,"x","min")},s={axis:t,keepDims:n};return r.a.runKernel(o.Nb,i,s)}})},function(e,t,n){"use strict";n.d(t,"a",(function(){return s}));var r=n(5),o=n(6),a=n(3),i=n(4);const s=Object(i.a)({sqrt_:
+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e){const t={x:Object(a.a)(e,"x","sqrt","float32")};return r.a.runKernel(o.Lc,t)}})},function(e,t,n){"use strict";n.d(t,"a",(function(){return u}));var r=n(5),o=n(6),a=n(3),i=n(9),s=n(4);const u=Object(s.a)({transpose_:
+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e,t){const n=Object(a.a)(e,"x","transpose");if(null==t&&(t=n.shape.map((e,t)=>t).reverse()),i.b(n.rank===t.length,()=>`Error in transpose: rank of input ${n.rank} must match length of perm ${t}.`),t.forEach(e=>{i.b(e>=0&&e<n.rank,()=>"All entries in 'perm' must be between 0 and "+(n.rank-1)+" but got "+t)}),n.rank<=1)return n.clone();const s={x:n},u={perm:t};return r.a.runKernel(o.ad,s,u)}})},,function(e,t,n){"use strict";n.d(t,"a",(function(){return r}));
+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
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a})),n.d(t,"isBrowser",(function(){return i}))},function(e,t,n){"use strict";
+/**
+ * @license
+ * Copyright 2020 Google Inc. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function r(e,t=!1){console.log(e.toString(t))}n.d(t,"a",(function(){return r}))},function(e,t,n){"use strict";n.d(t,"a",(function(){return u}));var r=n(5),o=n(6),a=n(22),i=n(3),s=n(4);const u=Object(s.a)({floorDiv_:
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e,t){let n=Object(i.a)(e,"a","floorDiv"),s=Object(i.a)(t,"b","floorDiv");[n,s]=Object(a.b)(n,s);const u={a:n,b:s};return r.a.runKernel(o.fb,u)}})},function(e,t,n){"use strict";n.d(t,"a",(function(){return s}));var r=n(5),o=n(6),a=n(3),i=n(4);const s=Object(i.a)({sigmoid_:
+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e){const t={x:Object(a.a)(e,"x","sigmoid","float32")};return r.a.runKernel(o.xc,t)}})},function(e,t,n){"use strict";n.d(t,"a",(function(){return s}));var r=n(3),o=n(9),a=n(4),i=n(12);const s=Object(a.a)({squeeze_:
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e,t){const n=Object(r.a)(e,"x","squeeze");return Object(i.a)(n,Object(o.Q)(n.shape,t).newShape)}})},function(e,t,n){"use strict";n.d(t,"a",(function(){return f}));var r=n(121),o=n(97),a=n(268),i=n(23),s=n(4),u=n(235),c=n(12),l=n(340),d=n(44),p=n(63),h=n(234);const f=Object(s.a)({irfft_:
+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e){const t=e.shape[e.shape.length-1],n=e.size/t;let s;if(t<=2){const r=Object(c.a)(e,[n,t]);s=Object(h.a)(r)}else{const f=[n,2*(t-1)],m=Object(c.a)(Object(u.a)(e),[n,t]),g=Object(c.a)(Object(a.a)(e),[n,t]),b=Object(l.a)(Object(p.a)(m,[0,1],[n,t-2]),1),y=Object(i.a)(Object(l.a)(Object(p.a)(g,[0,1],[n,t-2]),1),Object(d.a)(-1)),v=Object(o.a)([m,b],1),x=Object(o.a)([g,y],1),w=Object(c.a)(Object(r.a)(v,x),[f[0],f[1]]);s=Object(h.a)(w)}if(s=Object(u.a)(s),3===e.rank&&0!==e.shape[0]){const t=s,n=e.shape[0];s=Object(c.a)(s,[n,s.shape[0]/n,s.shape[1]]),t.dispose()}return s}})},function(e,t,n){"use strict";n.d(t,"a",(function(){return u}));var r=n(5),o=n(6),a=n(3),i=n(9),s=n(4);const u=Object(s.a)({bincount_:
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e,t,n){const s=Object(a.a)(e,"x","bincount"),u=Object(a.a)(t,"weights","bincount");i.b("int32"===s.dtype,()=>"Error in bincount: input dtype must be int32, but got "+s.dtype),i.b(n>=0,()=>`size must be non-negative, but got ${n}.`),i.b(u.size===s.size||0===u.size,()=>`Error in bincount: weights must have the same size as input or0-length, but got input shape: ${s.shape}, weights shape: `+u.shape+".");const c={x:s,weights:u},l={size:n};return r.a.runKernel(o.u,c,l)}})},function(e,t,n){"use strict";n.d(t,"a",(function(){return s}));var r=n(5),o=n(6),a=n(3),i=n(4);const s=Object(i.a)({round_:
+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e){const t={x:Object(a.a)(e,"x","round")};return r.a.runKernel(o.sc,t)}})},function(e,t,n){"use strict";n.d(t,"a",(function(){return u}));var r=n(5),o=n(6),a=n(3),i=n(35),s=n(4);const u=Object(s.a)({logicalAnd_:
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e,t){const n=Object(a.a)(e,"a","logicalAnd","bool"),s=Object(a.a)(t,"b","logicalAnd","bool");Object(i.assertAndGetBroadcastShape)(n.shape,s.shape);const u={a:n,b:s};return r.a.runKernel(o.Cb,u)}})},function(e,t,n){"use strict";n.d(t,"a",(function(){return c}));var r=n(5),o=n(6),a=n(22),i=n(3),s=n(35),u=n(4);const c=Object(u.a)({greaterEqual_:
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e,t){let n=Object(i.a)(e,"a","greaterEqual","string_or_numeric"),u=Object(i.a)(t,"b","greaterEqual","string_or_numeric");[n,u]=Object(a.b)(n,u),Object(s.assertAndGetBroadcastShape)(n.shape,u.shape);const c={a:n,b:u};return r.a.runKernel(o.nb,c)}})},function(e,t,n){"use strict";n.d(t,"a",(function(){return u}));var r=n(5),o=n(6),a=n(22),i=n(3),s=n(4);const u=Object(s.a)({pow_:
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e,t){let n=Object(i.a)(e,"base","pow"),s=Object(i.a)(t,"exp","pow");[n,s]=Object(a.b)(n,s);const u={a:n,b:s};return r.a.runKernel(o.cc,u)}})},function(e,t,n){"use strict";n.d(t,"b",(function(){return s})),n.d(t,"f",(function(){return u})),n.d(t,"a",(function(){return c})),n.d(t,"d",(function(){return l})),n.d(t,"c",(function(){return d})),n.d(t,"e",(function(){return p}));var r=n(5),o=n(19),a=n(42),i=n(22);function s(){return r.a}function u(e,t){return r.a.tidy(e,t)}function c(e){Object(i.a)(e).forEach(e=>e.dispose())}function l(e){return r.a.keep(e)}function d(){return r.a.backendName}function p(e,t,n=1){return r.a.registerBackend(e,t,n)}Object(a.d)((function(e){Object(o.b)().getBool("DEPRECATION_WARNINGS_ENABLED")&&console.warn(e+" You can disable deprecation warnings with tf.disableDeprecationWarnings().")}))},function(e,t,n){"use strict";n.d(t,"a",(function(){return s}));var r=n(5),o=n(6),a=n(3),i=n(4);const s=Object(i.a)({mean_:
+/**
+ * @license
+ * Copyright 2020 Google Inc. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e,t=null,n=!1){const i={x:Object(a.a)(e,"x","mean")},s={axis:t,keepDims:n};return r.a.runKernel(o.Mb,i,s)}})},function(e,t,n){"use strict";n.d(t,"a",(function(){return s}));var r=n(5),o=n(9),a=n(121),i=n(188);
+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function s(e,t="float32"){if("complex64"===t){const t=s(e,"float32"),n=Object(i.a)(e,"float32");return Object(a.a)(t,n)}const n=Object(o.D)(Object(o.O)(e),t);return r.a.makeTensor(n,e,t)}},function(e,t,n){"use strict";n.d(t,"a",(function(){return c}));var r=n(5),o=n(6),a=n(22),i=n(3),s=n(35),u=n(4);const c=Object(u.a)({notEqual_:
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e,t){let n=Object(i.a)(e,"a","notEqual","string_or_numeric"),u=Object(i.a)(t,"b","notEqual","string_or_numeric");[n,u]=Object(a.b)(n,u),Object(s.assertAndGetBroadcastShape)(n.shape,u.shape);const c={a:n,b:u};return r.a.runKernel(o.Xb,c)}})},function(e,t,n){"use strict";n.d(t,"a",(function(){return l}));var r=n(5),o=n(6),a=n(22),i=n(3),s=n(35),u=n(46),c=n(4);const l=Object(c.a)({minimum_:
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e,t){let n=Object(i.a)(e,"a","minimum"),c=Object(i.a)(t,"b","minimum");[n,c]=Object(a.b)(n,c),"bool"===n.dtype&&(n=Object(u.a)(n,"int32"),c=Object(u.a)(c,"int32")),Object(s.assertAndGetBroadcastShape)(n.shape,c.shape);const l={a:n,b:c};return r.a.runKernel(o.Ob,l)}})},function(e,t,n){"use strict";n.d(t,"a",(function(){return c}));var r=n(5),o=n(6),a=n(22),i=n(3),s=n(35),u=n(4);const c=Object(u.a)({squaredDifference_:
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e,t){let n=Object(i.a)(e,"a","squaredDifference"),u=Object(i.a)(t,"b","squaredDifference");[n,u]=Object(a.b)(n,u),Object(s.assertAndGetBroadcastShape)(n.shape,u.shape);const c={a:n,b:u};return r.a.runKernel(o.Nc,c,{})}})},function(e,t,n){"use strict";n.d(t,"a",(function(){return s}));var r=n(5),o=n(6),a=n(3),i=n(4);const s=Object(i.a)({log1p_:
+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e){const t={x:Object(a.a)(e,"x","log1p")};return r.a.runKernel(o.Bb,t)}})},function(e,t,n){"use strict";n.d(t,"a",(function(){return s}));var r=n(5),o=n(6),a=n(3),i=n(4);const s=Object(i.a)({step_:
+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e,t=0){const n={x:Object(a.a)(e,"x","step")},i={alpha:t};return r.a.runKernel(o.Oc,n,i)}})},function(e,t,n){"use strict";n.d(t,"a",(function(){return s}));var r=n(5),o=n(6),a=n(3),i=n(4);const s=Object(i.a)({elu_:
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e){const t={x:Object(a.a)(e,"x","elu","float32")};return r.a.runKernel(o.U,t)}})},function(e,t,n){"use strict";n.d(t,"a",(function(){return s}));var r=n(5),o=n(6),a=n(3),i=n(4);const s=Object(i.a)({relu6_:
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e){const t={x:Object(a.a)(e,"x","relu6")};return r.a.runKernel(o.kc,t)}})},function(e,t,n){"use strict";n.d(t,"a",(function(){return s}));var r=n(5),o=n(6),a=n(3),i=n(4);const s=Object(i.a)({prelu_:
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e,t){const n={x:Object(a.a)(e,"x","prelu"),alpha:Object(a.a)(t,"alpha","prelu")};return r.a.runKernel(o.dc,n)}})},function(e,t,n){"use strict";n.d(t,"a",(function(){return s}));var r=n(5),o=n(6),a=n(3),i=n(4);const s=Object(i.a)({leakyRelu_:
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e,t=.2){const n={x:Object(a.a)(e,"x","leakyRelu")},i={alpha:t};return r.a.runKernel(o.wb,n,i)}})},function(e,t,n){"use strict";n.d(t,"a",(function(){return l}));var r=n(5),o=n(6),a=n(3),i=n(9),s=n(37),u=n(4),c=n(12);const l=Object(u.a)({depthwiseConv2d_:
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e,t,n,u,l="NHWC",d=[1,1],p){const h=Object(a.a)(e,"x","depthwiseConv2d","float32"),f=Object(a.a)(t,"filter","depthwiseConv2d","float32");let m=h,g=!1;3===h.rank&&(g=!0,m=Object(c.a)(h,[1,h.shape[0],h.shape[1],h.shape[2]])),i.b(4===m.rank,()=>`Error in depthwiseConv2d: input must be rank 4, but got rank ${m.rank}.`),i.b(4===f.rank,()=>"Error in depthwiseConv2d: filter must be rank 4, but got rank "+f.rank+"."),i.b(m.shape[3]===f.shape[2],()=>`Error in depthwiseConv2d: number of input channels (${m.shape[3]}) must match the inChannels dimension in filter ${f.shape[2]}.`),s.a("depthwiseConv2d",u,p);const b={x:m,filter:f},y={strides:n,pad:u,dataFormat:l,dilations:d,dimRoundingMode:p},v=r.a.runKernel(o.O,b,y);return g?Object(c.a)(v,[v.shape[1],v.shape[2],v.shape[3]]):v}})},function(e,t,n){"use strict";n.d(t,"a",(function(){return i}));var r=n(3),o=n(9),a=n(152);
+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function i(e,t,n){if(Object(o.d)(e),null!=t&&3!==t.length)throw new Error("tensor3d() requires shape to have three numbers");const i=Object(r.c)(e,n);if(3!==i.length&&1!==i.length)throw new Error("tensor3d() requires values to be number[][][] or flat/TypedArray");if(1===i.length&&null==t)throw new Error("tensor3d() requires shape to be provided when `values` are a flat array");return Object(a.a)(e,t,i,n)}},function(e,t,n){"use strict";n.d(t,"a",(function(){return o}));var r=n(122);
+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */function o(e,t){const n=[];for(let e=0;e<t.length;e++)t[e]&&n.push(e);const o=Object(r.a)(e,"int32"),a=Object(r.a)([n.length,e.length],"int32");for(let t=0;t<n.length;t++){const r=o.indexToLoc(n[t]),i=t*e.length;a.values.set(r,i)}return a.toTensor()}},function(e,t,n){"use strict";n.d(t,"a",(function(){return c}));var r=n(5),o=n(6),a=n(22),i=n(3),s=n(35),u=n(4);const c=Object(u.a)({equal_:
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e,t){let n=Object(i.a)(e,"a","equal","string_or_numeric"),u=Object(i.a)(t,"b","equal","string_or_numeric");[n,u]=Object(a.b)(n,u),Object(s.assertAndGetBroadcastShape)(n.shape,u.shape);const c={a:n,b:u};return r.a.runKernel(o.W,c)}})},function(e,t,n){e.exports=n(879)},function(e,t,n){"use strict";n.d(t,"a",(function(){return c}));var r=n(5),o=n(6),a=n(9),i=n(37),s=n(4),u=n(12);const c=Object(s.a)({conv2DBackpropInput_:
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e,t,n,s,c,l="NHWC",d){a.b(e.length===t.rank,()=>`Length of inShape (${e.length}) and rank of dy (${t.rank}) must match`);let p=e,h=t,f=!1;3===t.rank&&(f=!0,h=Object(u.a)(t,[1,t.shape[0],t.shape[1],t.shape[2]]),p=[1,e[0],e[1],e[2]]),a.b(4===p.length,()=>"Error in conv2dDerInput: inShape must be length 4, but got length "+p.length+"."),a.b(4===h.rank,()=>"Error in conv2dDerInput: dy must be rank 4, but got rank "+h.rank),a.b(4===n.rank,()=>"Error in conv2dDerInput: filter must be rank 4, but got rank "+n.rank);const m="NHWC"===l?p[3]:p[1],g="NHWC"===l?h.shape[3]:h.shape[1];a.b(m===n.shape[2],()=>`Error in conv2dDerInput: depth of input (${m}) must match input depth for filter ${n.shape[2]}.`),a.b(g===n.shape[3],()=>`Error in conv2dDerInput: depth of output (${g}) must match output depth for filter ${n.shape[3]}.`),i.a("conv2dDerInput",c,d);const b={dy:h,filter:n},y={strides:s,pad:c,dataFormat:l,dimRoundingMode:d,inputShape:p},v=r.a.runKernel(o.E,b,y);return f?Object(u.a)(v,[v.shape[1],v.shape[2],v.shape[3]]):v}})},function(e,t,n){"use strict";n.d(t,"a",(function(){return o})),n.d(t,"b",(function(){return a}));var r=n(400);n(277);
+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
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0,(function(){var o,i,s,u,c;return l(this,(function(l){switch(l.label){case 0:return o=Object(a.Wd)(e.map((function(e){return[e.locationData.relativeBoundingBox.yMin,e.locationData.relativeBoundingBox.xMin,e.locationData.relativeBoundingBox.yMax,e.locationData.relativeBoundingBox.xMax]}))),i=Object(a.Vd)(e.map((function(e){return e.score[0]}))),[4,a.Dd.nonMaxSuppressionAsync(o,i,t,n,r)];case 1:return[4,(s=l.sent()).array()];case 2:return u=l.sent(),c=e.filter((function(e,t){return u.indexOf(t)>-1})),Object(a.wd)([o,i,s]),[2,c]}}))}))}function L(e,t,n){return c(this,void 0,void 0,(function(){var r,o,i,s,c,d,p,h,f,m,g,b,y,v,x,w,O,k,S,T,C,E,I,j;return l(this,(function(l){switch(l.label){case 0:if(r=Object(a.Qd)(t,[0]),o=r.shape,i=o[0],s=o[1],c=o[2],e.length!==c)throw new Error("Expected heatmap to have same number of channels as the number of landmarks. 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r,o,i,s;n.reverseOutputOrder?(o=Object(a.Qd)(Object(a.Od)(e,[0,n.boxCoordOffset+0],[-1,1])),r=Object(a.Qd)(Object(a.Od)(e,[0,n.boxCoordOffset+1],[-1,1])),s=Object(a.Qd)(Object(a.Od)(e,[0,n.boxCoordOffset+2],[-1,1])),i=Object(a.Qd)(Object(a.Od)(e,[0,n.boxCoordOffset+3],[-1,1]))):(r=Object(a.Qd)(Object(a.Od)(e,[0,n.boxCoordOffset+0],[-1,1])),o=Object(a.Qd)(Object(a.Od)(e,[0,n.boxCoordOffset+1],[-1,1])),i=Object(a.Qd)(Object(a.Od)(e,[0,n.boxCoordOffset+2],[-1,1])),s=Object(a.Qd)(Object(a.Od)(e,[0,n.boxCoordOffset+3],[-1,1]))),o=Object(a.kd)(Object(a.Hd)(Object(a.xd)(o,n.xScale),t.w),t.x),r=Object(a.kd)(Object(a.Hd)(Object(a.xd)(r,n.yScale),t.h),t.y),n.applyExponentialOnBoxSize?(i=Object(a.Hd)(Object(a.Ad)(Object(a.xd)(i,n.hScale)),t.h),s=Object(a.Hd)(Object(a.Ad)(Object(a.xd)(s,n.wScale)),t.w)):(i=Object(a.Hd)(Object(a.xd)(i,n.hScale),t.h),s=Object(a.Hd)(Object(a.xd)(s,n.wScale),t.h));var u=Object(a.Sd)(r,Object(a.xd)(i,2)),c=Object(a.Sd)(o,Object(a.xd)(s,2)),l=Object(a.kd)(r,Object(a.xd)(i,2)),d=Object(a.kd)(o,Object(a.xd)(s,2)),p=Object(a.td)([Object(a.Ld)(u,[n.numBoxes,1]),Object(a.Ld)(c,[n.numBoxes,1]),Object(a.Ld)(l,[n.numBoxes,1]),Object(a.Ld)(d,[n.numBoxes,1])],1);if(n.numKeypoints)for(var h=0;h<n.numKeypoints;++h){var f=n.keypointCoordOffset+h*n.numValuesPerKeypoint,m=void 0,g=void 0;n.reverseOutputOrder?(m=Object(a.Qd)(Object(a.Od)(e,[0,f],[-1,1])),g=Object(a.Qd)(Object(a.Od)(e,[0,f+1],[-1,1]))):(g=Object(a.Qd)(Object(a.Od)(e,[0,f],[-1,1])),m=Object(a.Qd)(Object(a.Od)(e,[0,f+1],[-1,1])));var b=Object(a.kd)(Object(a.Hd)(Object(a.xd)(m,n.xScale),t.w),t.x),y=Object(a.kd)(Object(a.Hd)(Object(a.xd)(g,n.yScale),t.h),t.y);p=Object(a.td)([p,Object(a.Ld)(b,[n.numBoxes,1]),Object(a.Ld)(y,[n.numBoxes,1])],1)}return p}))}(o,t,n),s=Object(a.Xd)((function(){var e=r;return n.sigmoidScore?(null!=n.scoreClippingThresh&&(e=Object(a.rd)(r,-n.scoreClippingThresh,n.scoreClippingThresh)),e=Object(a.Nd)(e)):e})),[4,z(i,s,n)];case 1:return u=c.sent(),Object(a.wd)([i,s]),[2,u]}}))}))}function z(e,t,n){return c(this,void 0,void 0,(function(){var r,o,a,i,s,u,c,d,p,h,f,m;return l(this,(function(l){switch(l.label){case 0:return r=[],[4,e.data()];case 1:return o=l.sent(),[4,t.data()];case 2:for(a=l.sent(),i=0;i<n.numBoxes;++i)if(!(null!=n.minScoreThresh&&a[i]<n.minScoreThresh||(s=i*n.numCoords,u=U(o[s+0],o[s+1],o[s+2],o[s+3],a[i],n.flipVertically,i),(c=u.locationData.relativeBoundingBox).width<0||c.height<0))){if(n.numKeypoints>0)for((d=u.locationData).relativeKeypoints=[],p=n.numKeypoints*n.numValuesPerKeypoint,h=0;h<p;h+=n.numValuesPerKeypoint)f=s+n.keypointCoordOffset+h,m={x:o[f+0],y:n.flipVertically?1-o[f+1]:o[f+1]},d.relativeKeypoints.push(m);r.push(u)}return[2,r]}}))}))}function U(e,t,n,r,o,a,i){return{score:[o],ind:i,locationData:{relativeBoundingBox:{xMin:t,yMin:a?1-n:e,xMax:r,yMax:a?1-e:n,width:r-t,height:n-e}}}}function V(e,t,n,r){return void 0===n&&(n=!1),void 0===r&&(r=!1),c(this,void 0,void 0,(function(){var o,a,i,s,u,c,d,p;return l(this,(function(l){switch(l.label){case 0:return o=e.size,a=o/t.numLandmarks,[4,e.data()];case 1:for(i=l.sent(),s=[],u=0;u<t.numLandmarks;++u)c=u*a,(p={x:0,y:0}).x=n?t.inputImageWidth-i[c]:i[c],a>1&&(p.y=r?t.inputImageHeight-i[c+1]:i[c+1]),a>2&&(p.z=i[c+2]),a>3&&(p.score=(h=i[c+3],1/(1+Math.exp(-h)))),s.push(p);for(d=0;d<s.length;++d)(p=s[d]).x=p.x/t.inputImageWidth,p.y=p.y/t.inputImageHeight,p.z=p.z/t.inputImageWidth/(t.normalizeZ||1);return[2,s]}var h}))}))}function W(e,t,n){var r=e.width,o=e.height,a=e.rotation;if(null==n.rotation&&null==n.rotationDegree||(a=function(e,t){return null!=t.rotation?e+=t.rotation:null!=t.rotationDegree&&(e+=Math.PI*t.rotationDegree/180),w(e)}(a,n)),0===a)e.xCenter=e.xCenter+r*n.shiftX,e.yCenter=e.yCenter+o*n.shiftY;else{var i=(t.width*r*n.shiftX*Math.cos(a)-t.height*o*n.shiftY*Math.sin(a))/t.width,s=(t.width*r*n.shiftX*Math.sin(a)+t.height*o*n.shiftY*Math.cos(a))/t.height;e.xCenter=e.xCenter+i,e.yCenter=e.yCenter+s}if(n.squareLong){var u=Math.max(r*t.width,o*t.height);r=u/t.width,o=u/t.height}else if(n.squareShort){var c=Math.min(r*t.width,o*t.height);r=c/t.width,o=c/t.height}return e.width=r*n.scaleX,e.height=o*n.scaleY,e}var G=function(){function e(e){this.alpha=e.alpha}return e.prototype.apply=function(e){var t=this;if(null==e)return this.visibilityFilters=null,null;null!=this.visibilityFilters&&this.visibilityFilters.length===e.length||(this.visibilityFilters=e.map((function(e){return new C(t.alpha)})));for(var n=[],r=0;r<e.length;++r){var o=e[r],a=u({},o);a.score=this.visibilityFilters[r].apply(o.score),n.push(a)}return n},e}(),H={reduceBoxesInLowestlayer:!1,interpolatedScaleAspectRatio:1,featureMapHeight:[],featureMapWidth:[],numLayers:5,minScale:.1484375,maxScale:.75,inputSizeHeight:224,inputSizeWidth:224,anchorOffsetX:.5,anchorOffsetY:.5,strides:[8,16,32,32,32],aspectRatios:[1],fixedAnchorSize:!0},q={runtime:"tfjs",modelType:"full",enableSmoothing:!0,detectorModelUrl:"https://tfhub.dev/mediapipe/tfjs-model/blazepose_3d/detector/1",landmarkModelUrl:"https://tfhub.dev/mediapipe/tfjs-model/blazepose_3d/landmark/full/1"},K={maxPoses:1,flipHorizontal:!1},X={applyExponentialOnBoxSize:!1,flipVertically:!1,ignoreClasses:[],numClasses:1,numBoxes:2254,numCoords:12,boxCoordOffset:0,keypointCoordOffset:4,numKeypoints:4,numValuesPerKeypoint:2,sigmoidScore:!0,scoreClippingThresh:100,reverseOutputOrder:!0,xScale:224,yScale:224,hScale:224,wScale:224,minScoreThresh:.5},Y={shiftX:0,shiftY:0,scaleX:1.25,scaleY:1.25,squareLong:!0},Q={inputResolution:{width:224,height:224},keepAspectRatio:!0},Z={inputResolution:{width:256,height:256},keepAspectRatio:!0},J={numLandmarks:39,inputImageWidth:256,inputImageHeight:256},ee={numLandmarks:39,inputImageWidth:1,inputImageHeight:1},te={kernelSize:7,minConfidenceToRefine:.5},ne={alpha:.1},re={oneEuroFilter:{frequency:30,minCutOff:.05,beta:80,derivateCutOff:1,minAllowedObjectScale:1e-6}},oe={oneEuroFilter:{frequency:30,minCutOff:.01,beta:10,derivateCutOff:1,minAllowedObjectScale:1e-6}},ae={oneEuroFilter:{frequency:30,minCutOff:.1,beta:40,derivateCutOff:1,minAllowedObjectScale:1e-6,disableValueScaling:!0}},ie=function(){function e(e,t,n,r){this.detectorModel=e,this.landmarkModel=t,this.enableSmoothing=n,this.modelType=r,this.regionOfInterest=null,this.anchors=function(e){for(var t=[],n=0;n<e.numLayers;){for(var r=[],o=[],a=[],i=[],s=n;s<e.strides.length&&e.strides[s]===e.strides[n];){var u=D(e.minScale,e.maxScale,s,e.strides.length);if(0===s&&e.reduceBoxesInLowestLayer)a.push(1),a.push(2),a.push(.5),i.push(.1),i.push(u),i.push(u);else{for(var c=0;c<e.aspectRatios.length;++c)a.push(e.aspectRatios[c]),i.push(u);if(e.interpolatedScaleAspectRatio>0){var l=s===e.strides.length-1?1:D(e.minScale,e.maxScale,s+1,e.strides.length);i.push(Math.sqrt(u*l)),a.push(e.interpolatedScaleAspectRatio)}}s++}for(var d=0;d<a.length;++d){var p=Math.sqrt(a[d]);r.push(i[d]/p),o.push(i[d]*p)}var h=0,f=0;if(e.featureMapHeight.length>0)h=e.featureMapHeight[n],f=e.featureMapWidth[n];else{var m=e.strides[n];h=Math.ceil(e.inputSizeHeight/m),f=Math.ceil(e.inputSizeWidth/m)}for(var g=0;g<h;++g)for(var b=0;b<f;++b)for(var y=0;y<r.length;++y){var v={xCenter:(b+e.anchorOffsetX)/f,yCenter:(g+e.anchorOffsetY)/h,width:0,height:0};e.fixedAnchorSize?(v.width=1,v.height=1):(v.width=o[y],v.height=r[y]),t.push(v)}n=s}return t}(H);var o=Object(a.Vd)(this.anchors.map((function(e){return e.width}))),i=Object(a.Vd)(this.anchors.map((function(e){return e.height}))),s=Object(a.Vd)(this.anchors.map((function(e){return e.xCenter}))),u=Object(a.Vd)(this.anchors.map((function(e){return e.yCenter})));this.anchorTensor={x:s,y:u,w:o,h:i}}return e.prototype.estimatePoses=function(e,t,n){return c(this,void 0,void 0,(function(){var r,o,i,s,c,d,h,f,m,g,b,y,v,w,k,S,C,E;return l(this,(function(l){switch(l.label){case 0:return r=function(e){var t;if(null==(t=null==e?K:u({},e)).maxPoses&&(t.maxPoses=1),t.maxPoses<=0)throw new Error("Invalid maxPoses "+t.maxPoses+". Should be > 0.");if(t.maxPoses>1)throw new Error("Multi-pose detection is not implemented yet. Please set maxPoses to 1.");return t}(t),null==e?(this.reset(),[2,[]]):(this.maxPoses=r.maxPoses,this.timestamp=null!=n?1e3*n:T(e)?1e6*e.currentTime:null,o=x(e),i=Object(a.Xd)((function(){return Object(a.qd)(O(e),"float32")})),null!=(s=this.regionOfInterest)?[3,2]:[4,this.detectPose(i)]);case 1:if(0===(c=l.sent()).length)return this.reset(),i.dispose(),[2,[]];d=c[0],s=this.poseDetectionToRoi(d,o),l.label=2;case 2:return[4,this.poseLandmarksByRoi(s,i)];case 3:return h=l.sent(),i.dispose(),null==h?(this.reset(),[2,[]]):(f=h.actualLandmarks,m=h.auxiliaryLandmarks,g=h.poseScore,b=h.actualWorldLandmarks,y=this.poseLandmarkFiltering(f,m,b,o),v=y.actualLandmarksFiltered,w=y.auxiliaryLandmarksFiltered,k=y.actualWorldLandmarksFiltered,S=this.poseLandmarksToRoi(w,o),this.regionOfInterest=S,null!=(C=null!=v?R(v,o):null)&&C.forEach((function(e,t){e.name=p[t]})),null!=(E=k)&&E.forEach((function(e,t){e.name=p[t]})),[2,[{score:g,keypoints:C,keypoints3D:E}]])}}))}))},e.prototype.dispose=function(){this.detectorModel.dispose(),this.landmarkModel.dispose(),Object(a.wd)([this.anchorTensor.x,this.anchorTensor.y,this.anchorTensor.w,this.anchorTensor.h])},e.prototype.reset=function(){this.regionOfInterest=null,this.visibilitySmoothingFilterActual=null,this.visibilitySmoothingFilterAuxiliary=null,this.landmarksSmoothingFilterActual=null,this.landmarksSmoothingFilterAuxiliary=null},e.prototype.detectPose=function(e){return c(this,void 0,void 0,(function(){var t,n,r,o,i,s,u,c,d;return l(this,(function(l){switch(l.label){case 0:return t=S(e,Q),n=t.imageTensor,r=t.padding,o=$(n,[-1,1]),i=function(e,t){return Object(a.Xd)((function(){var n=function(e){return Object(a.Xd)((function(){var t=Object(a.Od)(e,[0,0,0],[1,-1,1]);return[Object(a.Nd)(t),Object(a.Od)(e,[0,0,1],[1,-1,-1])]}))}(t.predict(e)),r=n[0],o=n[1];return{boxes:Object(a.Qd)(o),scores:Object(a.Qd)(r)}}))}(o,this.detectorModel),s=i.boxes,[4,B([u=i.scores,s],this.anchorTensor,X)];case 1:return[4,P(l.sent(),this.maxPoses,.3,-1)];case 2:return c=l.sent(),d=function(e,t){void 0===e&&(e=[]);for(var n=t.left,r=t.top,o=t.left+t.right,a=t.top+t.bottom,i=0;i<e.length;i++){var s=e[i],u=s.locationData.relativeBoundingBox,c=(u.xMin-n)/(1-o),l=(u.yMin-r)/(1-a),d=u.width/(1-o),p=u.height/(1-a);u.xMin=c,u.yMin=l,u.width=d,u.height=p;for(var h=0;h<s.locationData.relativeKeypoints.length;++h){var f=s.locationData.relativeKeypoints[h],m=(f.x-n)/(1-o),g=(f.y-r)/(1-a);f.x=m,f.y=g}}return e}(c,r),Object(a.wd)([n,o,u,s]),[2,d]}}))}))},e.prototype.poseDetectionToRoi=function(e,t){return W(F(e,t,{rotationVectorEndKeypointIndex:1,rotationVectorStartKeypointIndex:0,rotationVectorTargetAngleDegree:90}),t,Y)},e.prototype.poseLandmarksByRoi=function(e,t){return c(this,void 0,void 0,(function(){var n,r,o,i,s,c,d,p,h,f,m,g,b,y,v,x,w,O,k,T;return l(this,(function(l){switch(l.label){case 0:if(n=S(t,Z,e),r=n.imageTensor,o=n.padding,i=$(r,[0,1]),"lite"!==this.modelType&&"full"!==this.modelType&&"heavy"!==this.modelType)throw new Error("Model type must be one of lite, full or heavy,but got "+this.modelType);return s=this.landmarkModel.execute(i,["ld_3d","output_poseflag","activation_heatmap","world_3d"]),c=s[0],d=s[1],p=s[2],h=s[3],[4,d.data()];case 1:return(f=l.sent()[0])<.5?(Object(a.wd)(s),Object(a.wd)([r,i]),[2,null]):[4,V(c,J)];case 2:return[4,L(m=l.sent(),p,te)];case 3:return g=l.sent(),b=function(e,t){var n=t.left,r=t.top,o=t.left+t.right,a=t.top+t.bottom;return e.map((function(e){return u({},e,{x:(e.x-n)/(1-o),y:(e.y-r)/(1-a),z:e.z/(1-o)})}))}(g,o),y=function(e,t,n){void 0===n&&(n={ignoreRotation:!1});for(var r=[],o=0,a=e;o<a.length;o++){var i=a[o],s=i.x-.5,c=i.y-.5,l=n.ignoreRotation?0:t.rotation,d=Math.cos(l)*s-Math.sin(l)*c,p=Math.sin(l)*s+Math.cos(l)*c;d=d*t.width+t.xCenter,p=p*t.height+t.yCenter;var h=i.z*t.width,f=u({},i);f.x=d,f.y=p,f.z=h,r.push(f)}return r}(b,e),v=y.slice(0,33),x=y.slice(33,35),[4,V(h,ee)];case 4:return w=l.sent(),O=function(e,t,n){void 0===n&&(n=!0);for(var r=[],o=0;o<e.length;o++){var a=u({},t[o]);n&&(a.score=e[o].score),r.push(a)}return r}(m,w,!0),k=function(e,t){for(var n=[],r=0,o=e;r<o.length;r++){var a=o[r],i=a.x,s=a.y,c=t.rotation,l=Math.cos(c)*i-Math.sin(c)*s,d=Math.sin(c)*i+Math.cos(c)*s,p=u({},a);p.x=l,p.y=d,n.push(p)}return n}(O,e),T=k.slice(0,33),Object(a.wd)(s),Object(a.wd)([r,i]),[2,{actualLandmarks:v,auxiliaryLandmarks:x,poseScore:f,actualWorldLandmarks:T}]}}))}))},e.prototype.poseLandmarksToRoi=function(e,t){return W(F(M(e),t,{rotationVectorStartKeypointIndex:0,rotationVectorEndKeypointIndex:1,rotationVectorTargetAngleDegree:90}),t,Y)},e.prototype.poseLandmarkFiltering=function(e,t,n,r){var o,a,i;if(null!=this.timestamp&&this.enableSmoothing){var s=F(M(t),r,{rotationVectorEndKeypointIndex:0,rotationVectorStartKeypointIndex:1,rotationVectorTargetAngleDegree:90});null==this.visibilitySmoothingFilterActual&&(this.visibilitySmoothingFilterActual=new G(ne)),o=this.visibilitySmoothingFilterActual.apply(e),null==this.visibilitySmoothingFilterAuxiliary&&(this.visibilitySmoothingFilterAuxiliary=new G(ne)),a=this.visibilitySmoothingFilterAuxiliary.apply(t),i=this.visibilitySmoothingFilterActual.apply(n),null==this.landmarksSmoothingFilterActual&&(this.landmarksSmoothingFilterActual=new _(re)),o=this.landmarksSmoothingFilterActual.apply(o,this.timestamp,r,!0,s),null==this.landmarksSmoothingFilterAuxiliary&&(this.landmarksSmoothingFilterAuxiliary=new _(oe)),a=this.landmarksSmoothingFilterAuxiliary.apply(a,this.timestamp,r,!0,s),null==this.worldLandmarksSmoothingFilterActual&&(this.worldLandmarksSmoothingFilterActual=new _(ae)),i=this.worldLandmarksSmoothingFilterActual.apply(n,this.timestamp)}else o=e,a=t,i=n;return{actualLandmarksFiltered:o,auxiliaryLandmarksFiltered:a,actualWorldLandmarksFiltered:i}},e}();function se(e){return c(this,void 0,void 0,(function(){var t,n,r,a,i,s;return l(this,(function(c){switch(c.label){case 0:return t=function(e){var t=u({},null==e?q:e);if(null==t.enableSmoothing&&(t.enableSmoothing=q.enableSmoothing),null==t.modelType&&(t.modelType=q.modelType),null==t.detectorModelUrl&&(t.detectorModelUrl=q.detectorModelUrl),null==t.landmarkModelUrl)switch(t.modelType){case"lite":t.landmarkModelUrl="https://tfhub.dev/mediapipe/tfjs-model/blazepose_3d/landmark/lite/1";break;case"heavy":t.landmarkModelUrl="https://tfhub.dev/mediapipe/tfjs-model/blazepose_3d/landmark/heavy/1";break;case"full":default:t.landmarkModelUrl="https://tfhub.dev/mediapipe/tfjs-model/blazepose_3d/landmark/full/1"}return t}(e),n=t.detectorModelUrl.indexOf("https://tfhub.dev")>-1,r=t.landmarkModelUrl.indexOf("https://tfhub.dev")>-1,[4,Promise.all([Object(o.a)(t.detectorModelUrl,{fromTFHub:n}),Object(o.a)(t.landmarkModelUrl,{fromTFHub:r})])];case 1:return a=c.sent(),i=a[0],s=a[1],[2,new ie(i,s,t.enableSmoothing,t.modelType)]}}))}))}var ue,ce,le,de=function(){function e(e){!function(e){if(e.maxTracks<1)throw new Error("Must specify 'maxTracks' to be at least 1, but encountered "+e.maxTracks);if(e.maxAge<=0)throw new Error("Must specify 'maxAge' to be positive, but encountered "+e.maxAge);if(void 0!==e.keypointTrackerParams){if(e.keypointTrackerParams.keypointConfidenceThreshold<0||e.keypointTrackerParams.keypointConfidenceThreshold>1)throw new Error("Must specify 'keypointConfidenceThreshold' to be in the range [0, 1], but encountered "+e.keypointTrackerParams.keypointConfidenceThreshold);if(e.keypointTrackerParams.minNumberOfKeypoints<1)throw new Error("Must specify 'minNumberOfKeypoints' to be at least 1, but encountered "+e.keypointTrackerParams.minNumberOfKeypoints);for(var t=0,n=e.keypointTrackerParams.keypointFalloff;t<n.length;t++){var r=n[t];if(r<=0)throw new Error("Must specify each keypoint falloff parameterto be positive but encountered "+r)}}}(e),this.tracks=[],this.maxTracks=e.maxTracks,this.maxAge=1e3*e.maxAge,this.minSimilarity=e.minSimilarity,this.nextID=1}return e.prototype.apply=function(e,t){this.filterOldTracks(t);var n=this.computeSimilarity(e);return this.assignTracks(e,n,t),this.updateTracks(t),e},e.prototype.getTracks=function(){return this.tracks.slice()},e.prototype.getTrackIDs=function(){return new Set(this.tracks.map((function(e){return e.id})))},e.prototype.filterOldTracks=function(e){var t=this;this.tracks=this.tracks.filter((function(n){return e-n.lastTimestamp<=t.maxAge}))},e.prototype.assignTracks=function(e,t,n){for(var r=Array.from(Array(t[0].length).keys()),o=[],a=0,i=Array.from(Array(e.length).keys());a<i.length;a++){var s=i[a];if(0!==r.length){for(var u=-1,c=-1,l=0,d=r;l<d.length;l++){var p=d[l],h=t[s][p];h>=this.minSimilarity&&h>c&&(u=p,c=h)}if(u>=0){var f=this.tracks[u];f=Object.assign(f,this.createTrack(e[s],n,f.id)),e[s].id=f.id;var m=r.indexOf(u);r.splice(m,1)}else o.push(s)}else o.push(s)}for(var g=0,b=o;g<b.length;g++){s=b[g];var y=this.createTrack(e[s],n);this.tracks.push(y),e[s].id=y.id}},e.prototype.updateTracks=function(e){this.tracks.sort((function(e,t){return t.lastTimestamp-e.lastTimestamp})),this.tracks=this.tracks.slice(0,this.maxTracks)},e.prototype.createTrack=function(e,t,n){var r={id:n||this.nextTrackID(),lastTimestamp:t,keypoints:e.keypoints.slice().map((function(e){return u({},e)}))};return void 0!==e.box&&(r.box=u({},e.box)),r},e.prototype.nextTrackID=function(){var e=this.nextID;return this.nextID+=1,e},e.prototype.remove=function(){for(var e=[],t=0;t<arguments.length;t++)e[t]=arguments[t];this.tracks=this.tracks.filter((function(t){return!e.includes(t.id)}))},e.prototype.reset=function(){this.tracks=[]},e}(),pe=function(e){function t(t){return e.call(this,t)||this}return s(t,e),t.prototype.computeSimilarity=function(e){var t=this;return 0===e.length||0===this.tracks.length?[[]]:e.map((function(e){return t.tracks.map((function(n){return t.iou(e,n)}))}))},t.prototype.iou=function(e,t){var n=Math.max(e.box.xMin,t.box.xMin),r=Math.max(e.box.yMin,t.box.yMin),o=Math.min(e.box.xMax,t.box.xMax),a=Math.min(e.box.yMax,t.box.yMax);if(n>=o||r>=a)return 0;var i=(o-n)*(a-r);return i/(e.box.width*e.box.height+t.box.width*t.box.height-i)},t}(de),he=function(e){function t(t){var n=e.call(this,t)||this;return n.keypointThreshold=t.keypointTrackerParams.keypointConfidenceThreshold,n.keypointFalloff=t.keypointTrackerParams.keypointFalloff,n.minNumKeyoints=t.keypointTrackerParams.minNumberOfKeypoints,n}return s(t,e),t.prototype.computeSimilarity=function(e){if(0===e.length||0===this.tracks.length)return[[]];for(var t=[],n=0,r=e;n<r.length;n++){for(var o=r[n],a=[],i=0,s=this.tracks;i<s.length;i++){var u=s[i];a.push(this.oks(o,u))}t.push(a)}return t},t.prototype.oks=function(e,t){for(var n=this.area(t.keypoints)+1e-6,r=0,o=0,a=0;a<e.keypoints.length;++a){var i=e.keypoints[a],s=t.keypoints[a];if(!(i.score<this.keypointThreshold||s.score<this.keypointThreshold)){o+=1;var u=Math.pow(i.x-s.x,2)+Math.pow(i.y-s.y,2),c=2*this.keypointFalloff[a];r+=Math.exp(-1*u/(2*n*Math.pow(c,2)))}}return o<this.minNumKeyoints?0:r/o},t.prototype.area=function(e){var t=this,n=e.filter((function(e){return e.score>t.keypointThreshold})),r=Math.min.apply(Math,[1].concat(n.map((function(e){return e.x})))),o=Math.max.apply(Math,[0].concat(n.map((function(e){return e.x})))),a=Math.min.apply(Math,[1].concat(n.map((function(e){return e.y}))));return(o-r)*(Math.max.apply(Math,[0].concat(n.map((function(e){return e.y}))))-a)},t}(de);function fe(e){switch(e){case ce.BlazePose:return p.reduce((function(e,t,n){return e[t]=n,e}),{});case ce.PoseNet:case ce.MoveNet:return d.reduce((function(e,t,n){return e[t]=n,e}),{});default:throw new Error("Model "+e+" is not supported.")}}(le=ue||(ue={})).Keypoint="keypoint",le.BoundingBox="boundingBox",function(e){e.MoveNet="MoveNet",e.BlazePose="BlazePose",e.PoseNet="PoseNet"}(ce||(ce={}));Object.freeze({__proto__:null,getKeypointIndexBySide:function(e){switch(e){case ce.BlazePose:return h;case ce.PoseNet:case ce.MoveNet:return f;default:throw new Error("Model "+e+" is not supported.")}},getAdjacentPairs:function(e){switch(e){case ce.BlazePose:return g;case ce.PoseNet:case ce.MoveNet:return m;default:throw new Error("Model "+e+" is not supported.")}},getKeypointIndexByName:fe});var me=["SinglePose.Lightning","SinglePose.Thunder","MultiPose.Lightning"],ge={modelType:"SinglePose.Lightning",enableSmoothing:!0},be={},ye={frequency:30,minCutOff:2.5,beta:300,derivateCutOff:2.5,thresholdCutOff:.5,thresholdBeta:5,disableValueScaling:!0},ve={maxTracks:18,maxAge:1e3,minSimilarity:.2,keypointTrackerParams:{keypointConfidenceThreshold:.3,keypointFalloff:[.026,.025,.025,.035,.035,.079,.079,.072,.072,.062,.062,.107,.107,.087,.087,.089,.089],minNumberOfKeypoints:4}},xe={maxTracks:18,maxAge:1e3,minSimilarity:.15,trackerParams:{}};function we(e,t){var n,r,o,a;return e?t.width>t.height?(n=1,r=t.height/t.width,o=0,a=(t.width/2-t.height/2)/t.width):(n=t.width/t.height,r=1,o=(t.height/2-t.width/2)/t.height,a=0):t.width>t.height?(n=t.width/t.height,r=1,o=(t.height/2-t.width/2)/t.height,a=0):(n=1,r=t.height/t.width,o=0,a=(t.width/2-t.height/2)/t.width),{yMin:o,xMin:a,yMax:o+n,xMax:a+r,height:n,width:r}}function Oe(e,t){var n={maxTracks:e.maxTracks,maxAge:e.maxAge,minSimilarity:e.minSimilarity};return null!=t.maxTracks&&(n.maxTracks=t.maxTracks),null!=t.maxAge&&(n.maxAge=t.maxAge),null!=t.minSimilarity&&(n.minSimilarity=t.minSimilarity),n}var ke=function(){function e(e,t){this.moveNetModel=e,this.modelInputResolution={height:0,width:0},this.keypointIndexByName=fe(ce.MoveNet),"SinglePose.Lightning"===t.modelType?(this.modelInputResolution.width=192,this.modelInputResolution.height=192):"SinglePose.Thunder"===t.modelType&&(this.modelInputResolution.width=256,this.modelInputResolution.height=256),this.multiPoseModel="MultiPose.Lightning"===t.modelType,this.multiPoseModel||(this.keypointFilter=new I(ye),this.cropRegionFilterYMin=new C(.9),this.cropRegionFilterXMin=new C(.9),this.cropRegionFilterYMax=new C(.9),this.cropRegionFilterXMax=new C(.9)),this.enableSmoothing=t.enableSmoothing,t.minPoseScore?this.minPoseScore=t.minPoseScore:this.minPoseScore=.25,t.multiPoseMaxDimension?this.multiPoseMaxDimension=t.multiPoseMaxDimension:this.multiPoseMaxDimension=256,this.enableTracking=t.enableTracking,this.multiPoseModel&&this.enableTracking&&(t.trackerType===ue.Keypoint?this.tracker=new he(t.trackerConfig):t.trackerType===ue.BoundingBox&&(this.tracker=new pe(t.trackerConfig)),this.enableSmoothing&&(this.keypointFilterMap=new Map))}return e.prototype.runSinglePersonPoseModel=function(e){return c(this,void 0,void 0,(function(){var t,n,r,o,i;return l(this,(function(s){switch(s.label){case 0:if(4!==(t=this.moveNetModel.execute(e)).shape.length||1!==t.shape[0]||1!==t.shape[1]||17!==t.shape[2]||3!==t.shape[3])throw t.dispose(),new Error("Unexpected output shape from model: ["+t.shape+"]");return"webgpu"===Object(a.Cd)()?[3,1]:(n=t.dataSync(),[3,3]);case 1:return[4,t.data()];case 2:n=s.sent(),s.label=3;case 3:for(t.dispose(),r={keypoints:[],score:0},o=0,i=0;i<17;++i)r.keypoints[i]={y:n[3*i],x:n[3*i+1],score:n[3*i+2]},r.keypoints[i].score>.2&&(++o,r.score+=r.keypoints[i].score);return o>0&&(r.score/=o),[2,r]}}))}))},e.prototype.runMultiPersonPoseModel=function(e){return c(this,void 0,void 0,(function(){var t,n,r,o,i,s,u,c;return l(this,(function(l){switch(l.label){case 0:if(3!==(t=this.moveNetModel.execute(e)).shape.length||1!==t.shape[0]||56!==t.shape[2])throw t.dispose(),new Error("Unexpected output shape from model: ["+t.shape+"]");return"webgpu"===Object(a.Cd)()?[3,1]:(n=t.dataSync(),[3,3]);case 1:return[4,t.data()];case 2:n=l.sent(),l.label=3;case 3:for(t.dispose(),r=[],o=n.length/56,i=0;i<o;++i)for(r[i]={keypoints:[]},s=56*i+51,r[i].box={yMin:n[s],xMin:n[s+1],yMax:n[s+2],xMax:n[s+3],width:n[s+3]-n[s+1],height:n[s+2]-n[s]},u=56*i+55,r[i].score=n[u],r[i].keypoints=[],c=0;c<17;++c)r[i].keypoints[c]={y:n[56*i+3*c],x:n[56*i+3*c+1],score:n[56*i+3*c+2]};return[2,r]}}))}))},e.prototype.estimatePoses=function(e,t,n){return void 0===t&&(t=be),c(this,void 0,void 0,(function(){var r,o,i,s,c,p;return l(this,(function(l){switch(l.label){case 0:return t=function(e){return null==e?be:u({},e)}(t),null==e?(this.reset(),[2,[]]):(null==n?T(e)&&(n=1e6*e.currentTime):n*=1e3,r=O(e),o=x(r),i=Object(a.Bd)(r,0),e instanceof a.Zc||r.dispose(),s=[],this.multiPoseModel?[3,2]:[4,this.estimateSinglePose(i,o,n)]);case 1:return s=l.sent(),[3,4];case 2:return[4,this.estimateMultiplePoses(i,o,n)];case 3:s=l.sent(),l.label=4;case 4:for(c=0;c<s.length;++c)for(p=0;p<s[c].keypoints.length;++p)s[c].keypoints[p].name=d[p],s[c].keypoints[p].y*=o.height,s[c].keypoints[p].x*=o.width;return[2,s]}}))}))},e.prototype.estimateSinglePose=function(e,t,n){return c(this,void 0,void 0,(function(){var r,o,i,s,u=this;return l(this,(function(c){switch(c.label){case 0:return this.cropRegion||(this.cropRegion=we(null==this.cropRegion,t)),r=Object(a.Xd)((function(){var t=Object(a.Wd)([[u.cropRegion.yMin,u.cropRegion.xMin,u.cropRegion.yMax,u.cropRegion.xMax]]),n=Object(a.be)([1],"int32"),r=[u.modelInputResolution.height,u.modelInputResolution.width];return Object(a.qd)(a.Dd.cropAndResize(e,t,n,r,"bilinear",0),"int32")})),e.dispose(),[4,this.runSinglePersonPoseModel(r)];case 1:if(o=c.sent(),r.dispose(),o.score<this.minPoseScore)return this.reset(),[2,[]];for(i=0;i<o.keypoints.length;++i)o.keypoints[i].y=this.cropRegion.yMin+o.keypoints[i].y*this.cropRegion.height,o.keypoints[i].x=this.cropRegion.xMin+o.keypoints[i].x*this.cropRegion.width;return null!=n&&this.enableSmoothing&&(o.keypoints=this.keypointFilter.apply(o.keypoints,n,1)),s=function(e,t,n,r){for(var o={},a=0,i=d;a<i.length;a++){var s=i[a];o[s]=[t[n[s]].y*r.height,t[n[s]].x*r.width]}if(function(e,t){return(e[t.left_hip].score>.2||e[t.right_hip].score>.2)&&(e[t.left_shoulder].score>.2||e[t.right_shoulder].score>.2)}(t,n)){var u=(o.left_hip[0]+o.right_hip[0])/2,c=(o.left_hip[1]+o.right_hip[1])/2,l=function(e,t,n,r,o){for(var a=["left_shoulder","right_shoulder","left_hip","right_hip"],i=0,s=0,u=0;u<a.length;u++)(h=Math.abs(r-n[a[u]][0]))>i&&(i=h),(f=Math.abs(o-n[a[u]][1]))>s&&(s=f);for(var c=0,l=0,d=0,p=Object.keys(n);d<p.length;d++){var h,f,m=p[d];e[t[m]].score<.2||((h=Math.abs(r-n[m][0]))>c&&(c=h),(f=Math.abs(o-n[m][1]))>l&&(l=f))}return[i,s,c,l]}(t,n,o,u,c),p=l[0],h=l[1],f=l[2],m=l[3],g=Math.max(1.9*h,1.9*p,1.2*f,1.2*m),b=[u-(g=Math.min(g,Math.max(c,r.width-c,u,r.height-u))),c-g];if(g>Math.max(r.width,r.height)/2)return we(null==e,r);var y=2*g;return{yMin:b[0]/r.height,xMin:b[1]/r.width,yMax:(b[0]+y)/r.height,xMax:(b[1]+y)/r.width,height:(b[0]+y)/r.height-b[0]/r.height,width:(b[1]+y)/r.width-b[1]/r.width}}return we(null==e,r)}(this.cropRegion,o.keypoints,this.keypointIndexByName,t),this.cropRegion=this.filterCropRegion(s),[2,[o]]}}))}))},e.prototype.estimateMultiplePoses=function(e,t,n){return c(this,void 0,void 0,(function(){var r,o,i,s,u,c,d,p,h,f,m,g=this;return l(this,(function(l){switch(l.label){case 0:return t.width>t.height?(o=this.multiPoseMaxDimension,i=Math.round(this.multiPoseMaxDimension*t.height/t.width),r=a.Dd.resizeBilinear(e,[i,o]),u=o,c=32*Math.ceil(i/32),s=Object(a.Id)(r,[[0,0],[0,c-i],[0,0],[0,0]])):(o=Math.round(this.multiPoseMaxDimension*t.width/t.height),i=this.multiPoseMaxDimension,r=a.Dd.resizeBilinear(e,[i,o]),u=32*Math.ceil(o/32),c=i,s=Object(a.Id)(r,[[0,0],[0,0],[0,u-o],[0,0]])),r.dispose(),e.dispose(),d=Object(a.qd)(s,"int32"),s.dispose(),[4,this.runMultiPersonPoseModel(d)];case 1:for(p=l.sent(),d.dispose(),p=p.filter((function(e){return e.score>=g.minPoseScore})),f=0;f<p.length;++f)for(h=0;h<p[f].keypoints.length;++h)p[f].keypoints[h].y*=c/i,p[f].keypoints[h].x*=u/o;if(this.enableTracking&&(this.tracker.apply(p,n),this.enableSmoothing)){for(f=0;f<p.length;++f)this.keypointFilterMap.has(p[f].id)||this.keypointFilterMap.set(p[f].id,new I(ye)),p[f].keypoints=this.keypointFilterMap.get(p[f].id).apply(p[f].keypoints,n,1);m=this.tracker.getTrackIDs(),this.keypointFilterMap.forEach((function(e,t){m.has(t)||g.keypointFilterMap.delete(t)}))}return[2,p]}}))}))},e.prototype.filterCropRegion=function(e){if(e){var t=this.cropRegionFilterYMin.apply(e.yMin),n=this.cropRegionFilterXMin.apply(e.xMin),r=this.cropRegionFilterYMax.apply(e.yMax),o=this.cropRegionFilterXMax.apply(e.xMax);return{yMin:t,xMin:n,yMax:r,xMax:o,height:r-t,width:o-n}}return this.cropRegionFilterYMin.reset(),this.cropRegionFilterXMin.reset(),this.cropRegionFilterYMax.reset(),this.cropRegionFilterXMax.reset(),null},e.prototype.dispose=function(){this.moveNetModel.dispose()},e.prototype.reset=function(){this.cropRegion=null,this.resetFilters()},e.prototype.resetFilters=function(){this.keypointFilter.reset(),this.cropRegionFilterYMin.reset(),this.cropRegionFilterXMin.reset(),this.cropRegionFilterYMax.reset(),this.cropRegionFilterXMax.reset()},e}();function Se(e){return void 0===e&&(e=ge),c(this,void 0,void 0,(function(){var t,n,r,i;return l(this,(function(s){switch(s.label){case 0:return t=function(e){var t,n=null==e?ge:u({},e);if(null==n.modelType)n.modelType="SinglePose.Lightning";else if(me.indexOf(n.modelType)<0)throw new Error("Invalid architecture "+n.modelType+". Should be one of "+me);if(null==n.enableSmoothing&&(n.enableSmoothing=!0),null!=n.minPoseScore&&(n.minPoseScore<0||n.minPoseScore>1))throw new Error("minPoseScore should be between 0.0 and 1.0");if(null!=n.multiPoseMaxDimension&&(n.multiPoseMaxDimension%32!=0||n.multiPoseMaxDimension<128||n.multiPoseMaxDimension>512))throw new Error("multiPoseResolution must be a multiple of 32 and between 128 and 512");if("MultiPose.Lightning"===n.modelType&&null==n.enableTracking&&(n.enableTracking=!0),"MultiPose.Lightning"===n.modelType&&!0===n.enableTracking)if(null==n.trackerType&&(n.trackerType=ue.BoundingBox),n.trackerType===ue.Keypoint)null!=n.trackerConfig?n.trackerConfig=function(e){var t=Oe(ve,e);return t.keypointTrackerParams=u({},ve.keypointTrackerParams),null!=e.keypointTrackerParams&&(null!=e.keypointTrackerParams.keypointConfidenceThreshold&&(t.keypointTrackerParams.keypointConfidenceThreshold=e.keypointTrackerParams.keypointConfidenceThreshold),null!=e.keypointTrackerParams.keypointFalloff&&(t.keypointTrackerParams.keypointFalloff=e.keypointTrackerParams.keypointFalloff),null!=e.keypointTrackerParams.minNumberOfKeypoints&&(t.keypointTrackerParams.minNumberOfKeypoints=e.keypointTrackerParams.minNumberOfKeypoints)),t}(n.trackerConfig):n.trackerConfig=ve;else{if(n.trackerType!==ue.BoundingBox)throw new Error("Tracker type not supported by MoveNet");null!=n.trackerConfig?n.trackerConfig=(t=n.trackerConfig,Oe(xe,t)):n.trackerConfig=xe}return n}(e),r=!0,t.modelUrl?(r=t.modelUrl.indexOf("https://tfhub.dev")>-1,[4,Object(o.a)(t.modelUrl,{fromTFHub:r})]):[3,2];case 1:return n=s.sent(),[3,4];case 2:return i=void 0,"SinglePose.Lightning"===t.modelType?i="https://tfhub.dev/google/tfjs-model/movenet/singlepose/lightning/4":"SinglePose.Thunder"===t.modelType?i="https://tfhub.dev/google/tfjs-model/movenet/singlepose/thunder/4":"MultiPose.Lightning"===t.modelType&&(i="https://tfhub.dev/google/tfjs-model/movenet/multipose/lightning/1"),[4,Object(o.a)(i,{fromTFHub:r})];case 3:n=s.sent(),s.label=4;case 4:return"webgl"===Object(a.Cd)()&&Object(a.zd)().set("TOPK_LAST_DIM_CPU_HANDOFF_SIZE_THRESHOLD",0),[2,new ke(n,t)]}}))}))}var Te={architecture:"MobileNetV1",outputStride:16,multiplier:.75,inputResolution:{height:257,width:257}},Ce=["MobileNetV1","ResNet50"],Ee={MobileNetV1:[8,16],ResNet50:[16]},Ie=[8,16,32],je={MobileNetV1:[.5,.75,1],ResNet50:[1]},Ne=[1,2,4],Ae={maxPoses:1,flipHorizontal:!1},Re={maxPoses:5,flipHorizontal:!1,scoreThreshold:.5,nmsRadius:20},_e=[-123.15,-115.9,-103.06];function $e(e){return Math.floor(e/2)}var Fe=function(){function e(e,t){this.priorityQueue=new 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+/**
+ * @license
+ * Copyright 2020 Google Inc. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e,t=0){const n={x:Object(a.a)(e,"x","argMax")},i={axis:t};return r.a.runKernel(o.h,n,i)}})},function(e,t,n){"use strict";n.d(t,"a",(function(){return u}));var r=n(5),o=n(6),a=n(3),i=n(9),s=n(4);const u=Object(s.a)({clipByValue_:
+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e,t,n){const s=Object(a.a)(e,"x","clipByValue");i.b(t<=n,()=>`Error in clip: min (${t}) must be less than or equal to max (${n}).`);const u={x:s},c={clipValueMin:t,clipValueMax:n};return r.a.runKernel(o.y,u,c)}})},function(e,t,n){"use strict";n.d(t,"a",(function(){return s}));var r=n(5),o=n(6),a=n(3),i=n(4);const s=Object(i.a)({pad_:
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e,t,n=0){const i=Object(a.a)(e,"x","pad");if(0===i.rank)throw new Error("pad(scalar) is not defined. Pass non-scalar to pad");const s={paddings:t,constantValue:n},u={x:i};return r.a.runKernel(o.bc,u,s)}})},function(e,t,n){"use strict";n.d(t,"a",(function(){return u}));var r=n(5),o=n(6),a=n(3),i=n(9),s=n(4);const u=Object(s.a)({addN_:
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e){i.b(Array.isArray(e),()=>"The argument passed to tf.addN() must be a list of tensors"),i.b(e.length>=1,()=>"Must pass at least one tensor to tf.addN(), but got "+e.length);const t=e.map((e,t)=>Object(a.a)(e,"tensors"+t,"addN")),n=t[0];t.forEach(e=>{if(e.dtype!==n.dtype)throw new Error("All tensors passed to tf.addN() must have the same dtype")}),t.forEach(e=>{if(!i.a(e.shape,n.shape))throw new Error("All tensors passed to tf.addN() must have the same shape")});const s=t;return r.a.runKernel(o.e,s)}})},function(e,t,n){"use strict";n.d(t,"a",(function(){return u}));var r=n(5),o=n(6),a=n(22),i=n(3),s=n(4);const u=Object(s.a)({mod_:
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e,t){let n=Object(i.a)(e,"a","mod"),s=Object(i.a)(t,"b","mod");[n,s]=Object(a.b)(n,s);const u={a:n,b:s};return r.a.runKernel(o.Qb,u)}})},function(e,t,n){"use strict";n.d(t,"a",(function(){return l}));var r=n(22),o=n(3),a=n(69),i=n(395),s=n(4),u=n(138),c=n(267);const l=Object(s.a)({divNoNan_:
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e,t){let n=Object(o.a)(e,"a","div"),s=Object(o.a)(t,"b","div");[n,s]=Object(r.b)(n,s);const l=Object(a.a)(n,s),d=Object(c.a)(l),p=Object(i.a)(s,d);return Object(u.a)(p,d,l)}})},function(e,t,n){"use strict";n.d(t,"a",(function(){return l}));var r=n(5),o=n(6),a=n(22),i=n(3),s=n(35),u=n(46),c=n(4);const l=Object(c.a)({maximum_:
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e,t){let n=Object(i.a)(e,"a","maximum"),c=Object(i.a)(t,"b","maximum");[n,c]=Object(a.b)(n,c),"bool"===n.dtype&&(n=Object(u.a)(n,"int32"),c=Object(u.a)(c,"int32")),Object(s.assertAndGetBroadcastShape)(n.shape,c.shape);const l={a:n,b:c};return r.a.runKernel(o.Lb,l)}})},function(e,t,n){"use strict";n.d(t,"a",(function(){return s}));var r=n(5),o=n(6),a=n(3),i=n(4);const s=Object(i.a)({acos_:
+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e){const t={x:Object(a.a)(e,"x","acos")};return r.a.runKernel(o.b,t)}})},function(e,t,n){"use strict";n.d(t,"a",(function(){return s}));var r=n(5),o=n(6),a=n(3),i=n(4);const s=Object(i.a)({acosh_:
+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e){const t={x:Object(a.a)(e,"x","acosh")};return r.a.runKernel(o.c,t)}})},function(e,t,n){"use strict";n.d(t,"a",(function(){return s}));var r=n(5),o=n(6),a=n(3),i=n(4);const s=Object(i.a)({asin_:
+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e){const t={x:Object(a.a)(e,"x","asin")};return r.a.runKernel(o.j,t)}})},function(e,t,n){"use strict";n.d(t,"a",(function(){return s}));var r=n(5),o=n(6),a=n(3),i=n(4);const s=Object(i.a)({asinh_:
+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e){const t={x:Object(a.a)(e,"x","asinh")};return r.a.runKernel(o.k,t)}})},function(e,t,n){"use strict";n.d(t,"a",(function(){return s}));var r=n(5),o=n(6),a=n(3),i=n(4);const s=Object(i.a)({atan_:
+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e){const t={x:Object(a.a)(e,"x","atan")};return r.a.runKernel(o.l,t)}})},function(e,t,n){"use strict";n.d(t,"a",(function(){return u}));var r=n(5),o=n(6),a=n(22),i=n(3),s=n(4);const u=Object(s.a)({atan2_:
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e,t){let n=Object(i.a)(e,"a","atan2"),s=Object(i.a)(t,"b","atan2");[n,s]=Object(a.b)(n,s);const u={a:n,b:s};return r.a.runKernel(o.m,u)}})},function(e,t,n){"use strict";n.d(t,"a",(function(){return s}));var r=n(5),o=n(6),a=n(3),i=n(4);const s=Object(i.a)({atanh_:
+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e){const t={x:Object(a.a)(e,"x","atanh")};return r.a.runKernel(o.n,t)}})},function(e,t,n){"use strict";n.d(t,"a",(function(){return s}));var r=n(5),o=n(6),a=n(3),i=n(4);const s=Object(i.a)({ceil_:
+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e){const t={x:Object(a.a)(e,"x","ceil","float32")};return r.a.runKernel(o.x,t)}})},function(e,t,n){"use strict";n.d(t,"a",(function(){return s}));var r=n(5),o=n(6),a=n(3),i=n(4);const s=Object(i.a)({cos_:
+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e){const t={x:Object(a.a)(e,"x","cos","float32")};return r.a.runKernel(o.I,t)}})},function(e,t,n){"use strict";n.d(t,"a",(function(){return s}));var r=n(5),o=n(6),a=n(3),i=n(4);const s=Object(i.a)({cosh_:
+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e){const t={x:Object(a.a)(e,"x","cosh","float32")};return r.a.runKernel(o.J,t)}})},function(e,t,n){"use strict";n.d(t,"a",(function(){return c}));var r=n(5),o=n(6),a=n(3),i=n(9),s=n(46),u=n(4);const c=Object(u.a)({erf_:
+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e){let t=Object(a.a)(e,"x","erf");i.b("int32"===t.dtype||"float32"===t.dtype,()=>"Input dtype must be `int32` or `float32`."),"int32"===t.dtype&&(t=Object(s.a)(t,"float32"));const n={x:t};return r.a.runKernel(o.X,n)}})},function(e,t,n){"use strict";n.d(t,"a",(function(){return s}));var r=n(5),o=n(6),a=n(3),i=n(4);const s=Object(i.a)({expm1_:
+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e){const t={x:Object(a.a)(e,"x","expm1")};return r.a.runKernel(o.ab,t)}})},function(e,t,n){"use strict";n.d(t,"a",(function(){return s}));var r=n(5),o=n(6),a=n(3),i=n(4);const s=Object(i.a)({floor_:
+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e){const t={x:Object(a.a)(e,"x","floor","float32")};return r.a.runKernel(o.eb,t)}})},function(e,t,n){"use strict";n.d(t,"a",(function(){return s}));var r=n(5),o=n(6),a=n(3),i=n(4);const s=Object(i.a)({reciprocal_:
+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e){const t={x:Object(a.a)(e,"x","reciprocal")};return r.a.runKernel(o.ic,t)}})},function(e,t,n){"use strict";n.d(t,"a",(function(){return s}));var r=n(5),o=n(6),a=n(3),i=n(4);const s=Object(i.a)({selu_:
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e){const t={x:Object(a.a)(e,"x","selu")};return r.a.runKernel(o.wc,t)}})},function(e,t,n){"use strict";n.d(t,"a",(function(){return s}));var r=n(5),o=n(6),a=n(3),i=n(4);const s=Object(i.a)({sin_:
+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e){const t={x:Object(a.a)(e,"x","sin","float32")};return r.a.runKernel(o.zc,t)}})},function(e,t,n){"use strict";n.d(t,"a",(function(){return s}));var r=n(5),o=n(6),a=n(3),i=n(4);const s=Object(i.a)({sign_:
+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e){const t={x:Object(a.a)(e,"x","sign")};return r.a.runKernel(o.yc,t)}})},function(e,t,n){"use strict";n.d(t,"a",(function(){return s}));var r=n(5),o=n(6),a=n(3),i=n(4);const s=Object(i.a)({sinh_:
+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e){const t={x:Object(a.a)(e,"x","sinh")};return r.a.runKernel(o.Ac,t)}})},function(e,t,n){"use strict";n.d(t,"a",(function(){return s}));var r=n(5),o=n(6),a=n(3),i=n(4);const s=Object(i.a)({softplus_:
+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e){const t={x:Object(a.a)(e,"x","softplus")};return r.a.runKernel(o.Dc,t)}})},function(e,t,n){"use strict";n.d(t,"a",(function(){return s}));var r=n(5),o=n(6),a=n(3),i=n(4);const s=Object(i.a)({tanh_:
+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e){const t={x:Object(a.a)(e,"x","tanh","float32")};return r.a.runKernel(o.Wc,t)}})},function(e,t,n){"use strict";n.d(t,"a",(function(){return s}));var r=n(5),o=n(6),a=n(3),i=n(4);const s=Object(i.a)({tan_:
+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e){const t={x:Object(a.a)(e,"x","tan","float32")};return r.a.runKernel(o.Vc,t)}})},function(e,t,n){"use strict";n.d(t,"a",(function(){return s}));var r=n(5),o=n(6),a=n(3),i=n(4);const s=Object(i.a)({rsqrt_:
+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e){const t={x:Object(a.a)(e,"x","rsqrt","float32")};return r.a.runKernel(o.tc,t)}})},function(e,t,n){"use strict";n.d(t,"a",(function(){return u}));var r=n(5),o=n(6),a=n(3),i=n(46),s=n(4);const u=Object(s.a)({prod_:
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e,t=null,n=!1){let s=Object(a.a)(e,"x","prod");"bool"===s.dtype&&(s=Object(i.a)(s,"int32"));const u={x:s},c={axis:t,keepDims:n};return r.a.runKernel(o.ec,u,c)}})},function(e,t,n){"use strict";n.d(t,"a",(function(){return s}));var r=n(5),o=n(6),a=n(3),i=n(4);const s=Object(i.a)({isNaN_:
+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e){const t={x:Object(a.a)(e,"x","isNaN")};return r.a.runKernel(o.tb,t)}})},function(e,t,n){"use strict";n.d(t,"a",(function(){return c}));var r=n(3),o=n(9),a=n(272),i=n(37),s=n(4),u=n(12);const c=Object(s.a)({conv1d_:function(e,t,n,s,c="NWC",l=1,d){const p=Object(r.a)(e,"x","conv1d"),h=Object(r.a)(t,"filter","conv1d");let f=p,m=!1;2===p.rank&&(m=!0,f=Object(u.a)(p,[1,p.shape[0],p.shape[1]])),o.b(3===f.rank,()=>`Error in conv1d: input must be rank 3, but got rank ${f.rank}.`),o.b(3===h.rank,()=>"Error in conv1d: filter must be rank 3, but got rank "+h.rank+"."),i.a("conv1d",s,d),o.b(f.shape[2]===h.shape[1],()=>`Error in conv1d: depth of input (${f.shape[2]}) must match input depth for filter ${h.shape[1]}.`),o.b(i.i(n,l),()=>`Error in conv1D: Either stride or dilation must be 1. Got stride ${n} and dilation '${l}'`),o.b("NWC"===c,()=>`Error in conv1d: got dataFormat of ${c} but only NWC is currently supported.`);const g=Object(u.a)(h,[1,h.shape[0],h.shape[1],h.shape[2]]),b=Object(u.a)(f,[f.shape[0],1,f.shape[1],f.shape[2]]),y=[1,n],v=[1,l],x=Object(a.a)(b,g,y,s,"NHWC",v,d);return m?Object(u.a)(x,[x.shape[2],x.shape[3]]):Object(u.a)(x,[x.shape[0],x.shape[2],x.shape[3]])}})},function(e,t,n){"use strict";n.d(t,"a",(function(){return i}));var r=n(3),o=n(397),a=n(4);const i=Object(a.a)({conv2dTranspose_:function(e,t,n,a,i,s){const u=Object(r.a)(e,"x","conv2dTranspose"),c=Object(r.a)(t,"filter","conv2dTranspose");return Object(o.a)(n,u,c,a,i,"NHWC",s)}})},function(e,t,n){"use strict";n.d(t,"a",(function(){return l}));var r=n(5),o=n(6),a=n(3),i=n(9),s=n(37),u=n(4),c=n(12);const l=Object(u.a)({conv3d_:
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e,t,n,u,l="NDHWC",d=[1,1,1]){const p=Object(a.a)(e,"x","conv3d"),h=Object(a.a)(t,"filter","conv3d");let f=p,m=!1;4===p.rank&&(m=!0,f=Object(c.a)(p,[1,p.shape[0],p.shape[1],p.shape[2],p.shape[3]])),i.b(5===f.rank,()=>`Error in conv3d: input must be rank 5, but got rank ${f.rank}.`),i.b(5===h.rank,()=>"Error in conv3d: filter must be rank 5, but got rank "+h.rank+"."),i.b(f.shape[4]===h.shape[3],()=>`Error in conv3d: depth of input (${f.shape[4]}) must match input depth for filter ${h.shape[3]}.`),i.b(Object(s.i)(n,d),()=>`Error in conv3D: Either strides or dilations must be 1. Got strides ${n} and dilations '${d}'`),i.b("NDHWC"===l,()=>`Error in conv3d: got dataFormat of ${l} but only NDHWC is currently supported.`);const g={x:f,filter:h},b={strides:n,pad:u,dataFormat:l,dilations:d},y=r.a.runKernel(o.F,g,b);return m?Object(c.a)(y,[y.shape[1],y.shape[2],y.shape[3],y.shape[4]]):y}})},function(e,t,n){"use strict";n.d(t,"a",(function(){return d}));var r=n(5),o=n(6),a=n(3),i=n(9),s=n(46),u=n(37),c=n(4),l=n(12);const d=Object(c.a)({avgPool_:
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e,t,n,c,d){const p=Object(a.a)(e,"x","avgPool","float32");i.b(u.i(n,1),()=>`Error in avgPool: Either strides or dilations must be 1. Got strides ${n} and dilations '1'`);let h=p,f=!1;3===p.rank&&(f=!0,h=Object(l.a)(p,[1,p.shape[0],p.shape[1],p.shape[2]])),i.b(4===h.rank,()=>`Error in avgPool: x must be rank 4 but got rank ${h.rank}.`),u.a("avgPool",c,d);const m={x:h},g={filterSize:t,strides:n,pad:c,dimRoundingMode:d};let b=r.a.runKernel(o.o,m,g);return b=Object(s.a)(b,p.dtype),f?Object(l.a)(b,[b.shape[1],b.shape[2],b.shape[3]]):b}})},function(e,t,n){"use strict";n.d(t,"a",(function(){return l}));var r=n(5),o=n(6),a=n(3),i=n(9),s=n(37),u=n(4),c=n(12);const l=Object(u.a)({maxPool_:
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e,t,n,u,l){const d=Object(a.a)(e,"x","maxPool");let p=d,h=!1;3===d.rank&&(h=!0,p=Object(c.a)(d,[1,d.shape[0],d.shape[1],d.shape[2]])),i.b(4===p.rank,()=>`Error in maxPool: input must be rank 4 but got rank ${p.rank}.`),i.b(s.i(n,1),()=>`Error in maxPool: Either strides or dilations must be 1. Got strides ${n} and dilations '1'`),s.a("maxPool",u,l);const f={x:p},m={filterSize:t,strides:n,pad:u,dimRoundingMode:l},g=r.a.runKernel(o.Gb,f,m);return h?Object(c.a)(g,[g.shape[1],g.shape[2],g.shape[3]]):g}})},function(e,t,n){"use strict";n.d(t,"a",(function(){return s}));var r=n(5),o=n(6),a=n(3),i=n(4);const s=Object(i.a)({maxPoolWithArgmax_:
+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e,t,n,i,s=!1){const u={x:Object(a.a)(e,"x","maxPoolWithArgmax")},c={filterSize:t,strides:n,pad:i,includeBatchInIndex:s},l=r.a.runKernel(o.Kb,u,c);return{result:l[0],indexes:l[1]}}})},function(e,t,n){"use strict";n.d(t,"a",(function(){return d}));var r=n(5),o=n(6),a=n(3),i=n(9),s=n(37),u=n(46),c=n(4),l=n(12);const d=Object(c.a)({avgPool3d_:
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e,t,n,c,d,p="NDHWC"){const h=Object(a.a)(e,"x","avgPool3d","float32");let f=h,m=!1;4===h.rank&&(m=!0,f=Object(l.a)(h,[1,h.shape[0],h.shape[1],h.shape[2],h.shape[3]])),i.b(5===f.rank,()=>`Error in avgPool3d: x must be rank 5 but got rank ${f.rank}.`),i.b("NDHWC"===p,()=>"Error in avgPool3d: Only NDHWC is currently supported, but got dataFormat of "+p),Object(s.a)("avgPool3d",c,d);const g={x:f},b={filterSize:t,strides:n,pad:c,dimRoundingMode:d,dataFormat:p};let y=r.a.runKernel(o.p,g,b);return y=Object(u.a)(y,f.dtype),m?Object(l.a)(y,[y.shape[1],y.shape[2],y.shape[3],y.shape[4]]):y}})},function(e,t,n){"use strict";n.d(t,"a",(function(){return l}));var r=n(5),o=n(6),a=n(3),i=n(9),s=n(37),u=n(4),c=n(12);const l=Object(u.a)({maxPool3d_:
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e,t=[1,1,1],n,u,l,d="NDHWC"){const p=Object(a.a)(e,"x","maxPool3d");let h=p,f=!1;4===p.rank&&(f=!0,h=Object(c.a)(p,[1,p.shape[0],p.shape[1],p.shape[2],p.shape[3]])),i.b(5===h.rank,()=>`Error in maxPool3d: x must be rank 5 but got rank ${h.rank}.`),i.b("NDHWC"===d,()=>"Error in maxPool3d: Only NDHWC is currently supported, but got dataFormat of "+d),Object(s.a)("maxPool3d",u,l);const m={x:h},g={filterSize:t,strides:n,pad:u,dimRoundingMode:l,dataFormat:d},b=r.a.runKernel(o.Hb,m,g);return f?Object(c.a)(b,[b.shape[1],b.shape[2],b.shape[3],b.shape[4]]):b}})},function(e,t,n){"use strict";n.d(t,"a",(function(){return c}));var r=n(5),o=n(6),a=n(3),i=n(9),s=n(4),u=n(12);const c=Object(s.a)({dilation2d_:
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e,t,n,s,c=[1,1],l="NHWC"){const d=Object(a.a)(e,"x","dilation2d"),p=Object(a.a)(t,"filter","dilation2d");i.b(3===d.rank||4===d.rank,()=>"Error in dilation2d: input must be rank 3 or 4, but got rank "+d.rank+"."),i.b(3===p.rank,()=>"Error in dilation2d: filter must be rank 3, but got rank "+p.rank+"."),i.b("NHWC"===l,()=>"Error in dilation2d: Only NHWC is currently supported, but got dataFormat of "+l);let h=d,f=!1;3===d.rank&&(h=Object(u.a)(d,[1,d.shape[0],d.shape[1],d.shape[2]]),f=!0);const m={x:h,filter:p},g={strides:n,pad:s,dilations:c},b=r.a.runKernel(o.S,m,g);return f?Object(u.a)(b,[b.shape[1],b.shape[2],b.shape[3]]):b}})},function(e,t,n){"use strict";n.d(t,"a",(function(){return a}));var r=n(5),o=n(6);
+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function a(e,t,n){if(n<=0)throw new Error("The number of values should be positive.");const a={start:e,stop:t,num:n};return r.a.runKernel(o.zb,{},a)}},function(e,t,n){"use strict";n.d(t,"a",(function(){return u}));var r=n(5),o=n(6),a=n(3),i=n(4),s=n(12);const u=Object(i.a)({multinomial_:
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e,t,n,i=!1){const u=Object(a.a)(e,"logits","multinomial"),c=u.size,l=u.rank;if(c<2)throw new Error("Error in multinomial: you need at least 2 outcomes, but got "+c+".");if(l>2)throw new Error("Rank of probabilities must be 1 or 2, but is "+l);n=n||Math.random();const d={logits:1===l?Object(s.a)(u,[1,-1]):u},p={numSamples:t,seed:n,normalized:i},h=r.a.runKernel(o.Rb,d,p);return 1===l?Object(s.a)(h,[h.size]):h}})},function(e,t,n){"use strict";n.d(t,"a",(function(){return s}));var r=n(5),o=n(6),a=n(3),i=n(4);const s=Object(i.a)({oneHot_:
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e,t,n=1,i=0){if(t<2)throw new Error("Error in oneHot: depth must be >=2, but it is "+t);const s={indices:Object(a.a)(e,"indices","oneHot","int32")},u={depth:t,onValue:n,offValue:i};return r.a.runKernel(o.Yb,s,u)}})},function(e,t,n){"use strict";n.d(t,"a",(function(){return s}));var r=n(5),o=n(6),a=n(3),i=n(4);const s=Object(i.a)({onesLike_:
+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e){const t={x:Object(a.a)(e,"x","onesLike")};return r.a.runKernel(o.Zb,t)}})},function(e,t,n){"use strict";n.d(t,"a",(function(){return i}));var r=n(122),o=n(4),a=n(398);const i=Object(o.a)({randomUniform_:
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e,t=0,n=1,o="float32",i){const s=Object(r.a)(e,o),u=new a.b(t,n,null,i);for(let e=0;e<s.values.length;e++)s.values[e]=u.nextValue();return s.toTensor()}})},function(e,t,n){"use strict";n.d(t,"a",(function(){return i}));var r=n(122),o=n(4),a=n(398);const i=Object(o.a)({truncatedNormal_:
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e,t=0,n=1,o,i){if(null!=o&&"bool"===o)throw new Error("Unsupported data type $ { dtype }");const s=new a.a(t,n,o,!0,i),u=Object(r.a)(e,o);for(let e=0;e<u.values.length;e++)u.values[e]=s.nextValue();return u.toTensor()}})},function(e,t,n){"use strict";n.d(t,"a",(function(){return a}));var r=n(394),o=n(3);const a=
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+async function(e){const t=Object(o.a)(e,"condition","whereAsync","bool"),n=await t.data(),a=Object(r.a)(t.shape,n);return e!==t&&t.dispose(),a}},function(e,t,n){"use strict";n.d(t,"a",(function(){return i}));var r=n(42),o=n(3),a=n(9);const i=
+/**
+ * @license
+ * Copyright 2020 Google Inc. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+async function(e,t){const n=Object(o.a)(e,"x","setdiff1d"),i=Object(o.a)(t,"y","setdiff1d");a.b(n.dtype===i.dtype,()=>`x and y should have the same dtype, but got x (${n.dtype}) and y (${i.dtype}).`),a.b(1===n.rank,()=>`x should be 1D tensor, but got x (${n.shape}).`),a.b(1===i.rank,()=>`y should be 1D tensor, but got y (${i.shape}).`);const s=await n.data(),u=await i.data(),c=new Set(u);let l=0;for(let e=0;e<s.length;e++)c.has(s[e])||l++;const d=new r.b([l],n.dtype),p=new r.b([l],"int32");for(let e=0,t=0;e<s.length;e++)c.has(s[e])||(d.values[t]=s[e],p.values[t]=e,t++);return[d.toTensor(),p.toTensor()]}},function(e,t,n){"use strict";n.d(t,"a",(function(){return s}));var r=n(5),o=n(6),a=n(3),i=n(4);const s=Object(i.a)({topk_:
+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e,t=1,n=!0){const i=Object(a.a)(e,"x","topk");if(0===i.rank)throw new Error("topk() expects the input to be of rank 1 or higher");const s=i.shape[i.shape.length-1];if(t<0)throw new Error("'k' passed to topk() must be >= 0 but got "+t);if(t>s)throw new Error(`'k' passed to topk() must be <= the last dimension (${s}) but got `+t);const u={x:i},c={k:t,sorted:n},[l,d]=r.a.runKernel(o.Yc,u,c);return{values:l,indices:d}}})},function(e,t,n){"use strict";n.d(t,"a",(function(){return u}));var r=n(5),o=n(6),a=n(3),i=n(9),s=n(4);const u=Object(s.a)({unique_:
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e,t=0){const n=Object(a.a)(e,"x","unique","string_or_numeric");Object(i.b)(n.rank>0,()=>"The input tensor must be at least 1D");const s={x:n},u={axis:t},[c,l]=r.a.runKernel(o.bd,s,u);return{values:c,indices:l}}})},function(e,t,n){"use strict";n.d(t,"a",(function(){return c}));var r=n(5),o=n(6),a=n(22),i=n(3),s=n(35),u=n(4);const c=Object(u.a)({less_:
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e,t){let n=Object(i.a)(e,"a","less","string_or_numeric"),u=Object(i.a)(t,"b","less","string_or_numeric");[n,u]=Object(a.b)(n,u),Object(s.assertAndGetBroadcastShape)(n.shape,u.shape);const c={a:n,b:u};return r.a.runKernel(o.xb,c)}})},function(e,t,n){"use strict";n.d(t,"a",(function(){return s}));var r=n(5),o=n(6),a=n(3),i=n(4);const s=Object(i.a)({logicalNot_:
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e){const t={x:Object(a.a)(e,"x","logicalNot","bool")};return r.a.runKernel(o.Db,t)}})},function(e,t,n){"use strict";n.d(t,"a",(function(){return u}));var r=n(5),o=n(6),a=n(3),i=n(35),s=n(4);const u=Object(s.a)({logicalOr_:
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e,t){const n=Object(a.a)(e,"a","logicalOr","bool"),s=Object(a.a)(t,"b","logicalOr","bool");Object(i.assertAndGetBroadcastShape)(n.shape,s.shape);const u={a:n,b:s};return r.a.runKernel(o.Eb,u)}})},function(e,t,n){"use strict";n.d(t,"a",(function(){return s}));var r=n(5),o=n(6),a=n(3),i=n(4);const s=Object(i.a)({einsum_:
+/**
+ * @license
+ * Copyright 2021 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e,...t){const n=t.map((e,t)=>Object(a.a)(e,"tensors"+t,"einsum")),i={equation:e};return r.a.runKernel(o.T,n,i)}})},function(e,t,n){"use strict";n.d(t,"a",(function(){return c}));var r=n(5),o=n(6),a=n(3),i=n(9),s=n(4),u=n(12);const c=Object(s.a)({localResponseNormalization_:
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e,t=5,n=1,s=1,c=.5){const l=Object(a.a)(e,"x","localResponseNormalization");i.b(4===l.rank||3===l.rank,()=>`Error in localResponseNormalization: x must be rank 3 or 4 but got\n rank ${l.rank}.`),i.b(i.v(t),()=>`Error in localResponseNormalization: depthRadius must be an integer but got depthRadius ${t}.`);let d=l,p=!1;3===l.rank&&(p=!0,d=Object(u.a)(l,[1,l.shape[0],l.shape[1],l.shape[2]]));const h={x:d},f={depthRadius:t,bias:n,alpha:s,beta:c},m=r.a.runKernel(o.ub,h,f);return p?Object(u.a)(m,[m.shape[1],m.shape[2],m.shape[3]]):m}})},function(e,t,n){"use strict";n.d(t,"a",(function(){return s}));var r=n(5),o=n(6),a=n(3),i=n(4);const s=Object(i.a)({softmax_:
+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e,t=-1){const n=Object(a.a)(e,"logits","softmax","float32");if(-1===t&&(t=n.rank-1),t!==n.rank-1)throw Error(`Softmax along a non-last dimension is not yet supported. Logits was rank ${n.rank} and dim was ${t}`);const i={logits:n},s={dim:t};return r.a.runKernel(o.Cc,i,s)}})},function(e,t,n){"use strict";n.d(t,"a",(function(){return h}));var r=n(72),o=n(3),a=n(46),i=n(130),s=n(179),u=n(153),c=n(23),l=n(4),d=n(29),p=n(38);const h=Object(l.a)({logSoftmax_:
+/**
+ * @license
+ * Copyright 2020 Google Inc. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e,t=-1){const n=Object(o.a)(e,"logits","logSoftmax");if(-1===t&&(t=n.rank-1),t!==n.rank-1)throw Error(`Log Softmax along a non-last dimension is not yet supported. Logits was rank ${n.rank} and axis was ${t}`);return Object(r.a)((e,n)=>{const r=Object(u.a)(e,t,!0),o=Object(d.a)(e,r),l=Object(d.a)(Object(a.a)(o,"float32"),Object(s.a)(Object(p.a)(Object(i.a)(o),t,!0)));n([l]);return{value:l,gradFunc:(e,n)=>{const[r]=n,o=Object(i.a)(r);return Object(d.a)(e,Object(c.a)(Object(p.a)(e,t,!0),o))}}})(n)}})},function(e,t,n){"use strict";n.d(t,"a",(function(){return s}));var r=n(5),o=n(6),a=n(3),i=n(4);const s=Object(i.a)({all_:
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e,t=null,n=!1){const i={x:Object(a.a)(e,"x","all","bool")},s={axis:t,keepDims:n};return r.a.runKernel(o.f,i,s)}})},function(e,t,n){"use strict";n.d(t,"a",(function(){return s}));var r=n(5),o=n(6),a=n(3),i=n(4);const s=Object(i.a)({any_:
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e,t=null,n=!1){const i={x:Object(a.a)(e,"x","any","bool")},s={axis:t,keepDims:n};return r.a.runKernel(o.g,i,s)}})},function(e,t,n){"use strict";n.d(t,"a",(function(){return s}));var r=n(5),o=n(6),a=n(3),i=n(4);const s=Object(i.a)({argMin_:
+/**
+ * @license
+ * Copyright 2020 Google Inc. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e,t=0){const n={x:Object(a.a)(e,"x","argMin")},i={axis:t};return r.a.runKernel(o.i,n,i)}})},function(e,t,n){"use strict";n.d(t,"a",(function(){return s}));var r=n(5),o=n(6),a=n(3),i=n(4);const s=Object(i.a)({cumsum_:
+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e,t=0,n=!1,i=!1){const s={x:Object(a.a)(e,"x","cumsum")},u={axis:t,exclusive:n,reverse:i};return r.a.runKernel(o.L,s,u)}})},function(e,t,n){"use strict";n.d(t,"a",(function(){return u}));var r=n(5),o=n(6),a=n(3),i=n(9),s=n(4);const u=Object(s.a)({denseBincount_:
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e,t,n,s=!1){const u=Object(a.a)(e,"x","denseBincount"),c=Object(a.a)(t,"weights","denseBincount");i.b("int32"===u.dtype,()=>"Error in denseBincount: input dtype must be int32, but got "+u.dtype),i.b(u.rank<=2,()=>`Error in denseBincount: input must be at most rank 2, but got rank ${u.rank}.`),i.b(n>=0,()=>`size must be non-negative, but got ${n}.`),i.b(c.size===u.size||0===c.size,()=>`Error in denseBincount: weights must have the same shape as x or 0-length, but got x shape: ${u.shape}, weights shape: `+c.shape+".");const l={x:u,weights:c},d={size:n,binaryOutput:s};return r.a.runKernel(o.M,l,d)}})},function(e,t,n){"use strict";n.d(t,"a",(function(){return s}));var r=n(5),o=n(6),a=n(3),i=n(4);const s=Object(i.a)({gather_:
+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e,t,n=0,i=0){const s={x:Object(a.a)(e,"x","gather"),indices:Object(a.a)(t,"indices","gather","int32")},u={axis:n,batchDims:i};return r.a.runKernel(o.lb,s,u)}})},function(e,t,n){"use strict";n.d(t,"a",(function(){return s}));var r=n(5),o=n(6),a=n(3),i=n(4);const s=Object(i.a)({stridedSlice_:
+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e,t,n,i,s=0,u=0,c=0,l=0,d=0){const p={x:Object(a.a)(e,"x","stridedSlice","string_or_numeric")},h={begin:t,end:n,strides:i,beginMask:s,endMask:u,ellipsisMask:c,newAxisMask:l,shrinkAxisMask:d};return r.a.runKernel(o.Pc,p,h)}})},function(e,t,n){"use strict";n.d(t,"a",(function(){return u}));var r=n(5),o=n(6),a=n(3),i=n(4),s=n(262);const u=Object(i.a)({scatterND_:
+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e,t,n){const i=Object(a.a)(e,"indices","scatterND","int32"),u=Object(a.a)(t,"updates","scatterND");s.b(u,i,n);const c={indices:i,updates:u},l={shape:n};return r.a.runKernel(o.uc,c,l)}})},function(e,t,n){"use strict";n.d(t,"a",(function(){return s}));var r=n(5),o=n(6),a=n(3),i=n(4);const s=Object(i.a)({gatherND_:
+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e,t){const n=Object(a.a)(t,"indices","gatherND","int32"),i={params:Object(a.a)(e,"x","gatherND","string_or_numeric"),indices:n};return r.a.runKernel(o.kb,i)}})},function(e,t,n){"use strict";n.d(t,"a",(function(){return u}));var r=n(5),o=n(6),a=n(3),i=n(9),s=n(4);const u=Object(s.a)({mirrorPad_:
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e,t,n){i.b("reflect"===n||"symmetric"===n,()=>`Invalid mode. Mode must be either reflect or symmetric. Got ${n}.`);const s=Object(a.a)(e,"x","mirrorPad");if(0===s.rank)throw new Error("mirrorPad(scalar) is not defined. Pass non-scalar to mirrorPad");i.b(t.length===s.rank,()=>`Padding doesn't match input. Must be ${s.rank}. Got ${t.length}.`);const u="reflect"===n?1:0;for(let e=0;e<s.rank;e++)i.b(2===t[e].length,()=>"Invalid number of paddings. Must be length of 2 each."),i.b(t[e][0]>=0&&t[e][0]<=s.shape[e]-u&&t[e][1]>=0&&t[e][1]<=s.shape[e]-u,()=>`Padding in dimension ${e} cannot be greater than or equal to ${s.shape[e]-u} or less than 0 for input of shape `+s.shape);const c={paddings:t,mode:n},l={x:s};return r.a.runKernel(o.Pb,l,c)}})},function(e,t,n){"use strict";n.d(t,"a",(function(){return u}));var r=n(5),o=n(6),a=n(3),i=n(9),s=n(4);const u=Object(s.a)({spaceToBatchND_:
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e,t,n){const s=Object(a.a)(e,"x","spaceToBatchND");i.b(s.rank>=1+t.length,()=>`input rank ${s.rank} should be > than [blockShape] ${t.length}`),i.b(n.length===t.length,()=>`paddings.shape[0] ${n.length} must be equal to [blockShape] ${t.length}`),i.b(s.shape.reduce((e,r,o)=>o>0&&o<=t.length?e&&(r+n[o-1][0]+n[o-1][1])%t[o-1]==0:e,!0),()=>`input spatial dimensions ${s.shape.slice(1)} with paddings ${n.toString()} must be divisible by blockShapes ${t.toString()}`);const u={x:s},c={blockShape:t,paddings:n};return r.a.runKernel(o.Ec,u,c)}})},function(e,t,n){"use strict";n.d(t,"a",(function(){return u}));var r=n(5),o=n(6),a=n(3),i=n(9),s=n(4);const u=Object(s.a)({batchToSpaceND_:
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e,t,n){const s=Object(a.a)(e,"x","batchToSpaceND"),u=t.reduce((e,t)=>e*t);i.b(s.rank>=1+t.length,()=>`input rank is ${s.rank} but should be > than blockShape.length ${t.length}`),i.b(n.length===t.length,()=>`crops.length is ${n.length} but should be equal to blockShape.length ${t.length}`),i.b(s.shape[0]%u==0,()=>`input tensor batch is ${s.shape[0]} but is not divisible by the product of the elements of blockShape ${t.join(" * ")} === ${u}`);const c={x:s},l={blockShape:t,crops:n};return r.a.runKernel(o.t,c,l)}})},function(e,t,n){"use strict";n.d(t,"a",(function(){return u}));var r=n(5),o=n(6),a=n(3),i=n(9),s=n(4);const u=Object(s.a)({depthToSpace_:
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e,t,n="NHWC"){const s=Object(a.a)(e,"x","depthToSpace","float32"),u="NHWC"===n?s.shape[1]:s.shape[2],c="NHWC"===n?s.shape[2]:s.shape[3],l="NHWC"===n?s.shape[3]:s.shape[1];i.b(t>1,()=>"blockSize should be > 1 for depthToSpace, but was: "+t),i.b(u*t>=0,()=>`Negative dimension size caused by overflow when multiplying\n ${u} and ${t} for depthToSpace with input shape\n ${s.shape}`),i.b(c*t>=0,()=>`Negative dimension size caused by overflow when multiplying\n ${c} and ${t} for depthToSpace with input shape\n ${s.shape}`),i.b(l%(t*t)==0,()=>`Dimension size must be evenly divisible by ${t*t} but is ${l} for depthToSpace with input shape ${s.shape}`);const d={x:s},p={blockSize:t,dataFormat:n};return r.a.runKernel(o.N,d,p)}})},function(e,t,n){"use strict";n.d(t,"a",(function(){return s}));var r=n(5),o=n(6),a=n(3),i=n(4);const s=Object(i.a)({broadcastArgs_:
+/**
+ * @license
+ * Copyright 2021 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e,t){const n=Object(a.a)(e,"s0","broadcastArgs","int32"),i=Object(a.a)(t,"s1","broadcastArgs","int32");if(1!==n.rank)throw new Error("broadcastArgs(): first input must be a vector (rank=1). Has rank "+n.rank);if(1!==i.rank)throw new Error("broadcastArgs(): second input must be a vector (rank=1). Has rank "+i.rank);const s={s0:n,s1:i};return r.a.runKernel(o.v,s)}})},function(e,t,n){"use strict";n.d(t,"a",(function(){return o.a})),n.d(t,"b",(function(){return a.a})),n.d(t,"c",(function(){return i.a})),n.d(t,"d",(function(){return s.a})),n.d(t,"e",(function(){return u.a})),n.d(t,"f",(function(){return c.a})),n.d(t,"g",(function(){return l.a})),n.d(t,"h",(function(){return p})),n.d(t,"i",(function(){return h.a})),n.d(t,"j",(function(){return f.a})),n.d(t,"k",(function(){return m.a})),n.d(t,"n",(function(){return g.a})),n.d(t,"o",(function(){return b.a})),n.d(t,"p",(function(){return y.a})),n.d(t,"q",(function(){return v.a})),n.d(t,"r",(function(){return x.a})),n.d(t,"s",(function(){return w.a})),n.d(t,"u",(function(){return O.a})),n.d(t,"v",(function(){return k.a})),n.d(t,"x",(function(){return S.a})),n.d(t,"y",(function(){return T.a})),n.d(t,"z",(function(){return C.a})),n.d(t,"A",(function(){return N})),n.d(t,"B",(function(){return A.a})),n.d(t,"C",(function(){return R.a})),n.d(t,"m",(function(){return ut})),n.d(t,"l",(function(){return r})),n.d(t,"t",(function(){return ct})),n.d(t,"w",(function(){return lt}));var r={};n.r(r),n.d(r,"conv2d",(function(){return q})),n.d(r,"depthwiseConv2d",(function(){return Q})),n.d(r,"matMul",(function(){return J}));var o=n(60),a=n(644),i=n(122),s=n(46),u=n(645),c=n(129),l=n(97),d=n(4);const p=Object(d.a)({concat2d_:function(e,t){return Object(l.a)(e,t)}});var h=n(69),f=n(130),m=n(180),g=n(23),b=n(646),y=n(12),v=n(44),x=n(372),w=n(63),O=n(373),k=n(177),S=n(29),T=n(192),C=n(88),E=n(3),I=n(9),j=n(152);
+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function N(e,t,n){if(Object(I.d)(e),null!=t&&2!==t.length)throw new Error("tensor2d() requires shape to have two numbers");const r=Object(E.c)(e,n);if(2!==r.length&&1!==r.length)throw new Error("tensor2d() requires values to be number[][] or flat/TypedArray");if(1===r.length&&null==t)throw new Error("tensor2d() requires shape to be provided when `values` are a flat/TypedArray");return Object(j.a)(e,t,r,n)}var A=n(264),R=n(188),_=n(266),$=n(265),F=n(234),D=n(374),M=n(5),P=n(72),L=n(6),B=n(22),z=n(35),U=n(272),V=n(37);const W=Object(d.a)({conv2DBackpropFilter_:
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e,t,n,r,o,a="NHWC",i){let s=e;3===e.rank&&(s=Object(y.a)(e,[1,e.shape[0],e.shape[1],e.shape[2]]));let u=t;3===u.rank&&(u=Object(y.a)(t,[1,t.shape[0],t.shape[1],t.shape[2]])),I.b(4===s.rank,()=>"Error in conv2dDerFilter: input must be rank 4, but got shape "+s.shape+"."),I.b(4===u.rank,()=>"Error in conv2dDerFilter: dy must be rank 4, but got shape "+u.shape+"."),I.b(4===n.length,()=>"Error in conv2dDerFilter: filterShape must be length 4, but got "+n+".");const c="NHWC"===a?s.shape[3]:s.shape[1],l="NHWC"===a?u.shape[3]:u.shape[1];I.b(c===n[2],()=>`Error in conv2dDerFilter: depth of input ${c}) must match input depth in filter (${n[2]}.`),I.b(l===n[3],()=>`Error in conv2dDerFilter: depth of dy (${l}) must match output depth for filter (${n[3]}).`),V.a("conv2dDerFilter",o,i);const d={x:s,dy:u},p={strides:r,pad:o,dataFormat:a,dimRoundingMode:i,filterShape:n};return M.a.runKernel(L.D,d,p)}});var G=n(397),H=n(76);const q=Object(d.a)({fusedConv2d_:
+/**
+ * @license
+ * Copyright 2019 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function({x:e,filter:t,strides:n,pad:r,dataFormat:a="NHWC",dilations:i=[1,1],dimRoundingMode:s,bias:u,activation:c="linear",preluActivationWeights:l,leakyreluAlpha:d}){if(c=c||"linear",!1===Object(H.d)(M.a.state.gradientDepth,c)){let p=Object(U.a)(e,t,n,r,a,i,s);return null!=u&&(p=Object(o.a)(p,u)),Object(H.a)(p,c,l,d)}const p=Object(E.a)(e,"x","conv2d","float32"),h=Object(E.a)(t,"filter","conv2d","float32");let f=p,m=!1;3===p.rank&&(m=!0,f=Object(y.a)(p,[1,p.shape[0],p.shape[1],p.shape[2]])),I.b(4===f.rank,()=>"Error in fused conv2d: input must be rank 4, but got rank "+f.rank+"."),I.b(4===h.rank,()=>"Error in fused conv2d: filter must be rank 4, but got rank "+h.rank+"."),V.a("fused conv2d",r,s),I.b(f.shape[3]===h.shape[2],()=>`Error in conv2d: depth of input (${f.shape[3]}) must match input depth for filter ${h.shape[2]}.`),I.b(V.i(n,i),()=>`Error in conv2D: Either strides or dilations must be 1. Got strides ${n} and dilations '${i}'`),I.b("NHWC"===a,()=>`Error in conv2d: got dataFormat of ${a} but only NHWC is currently supported.`);const g=V.b(f.shape,h.shape,n,i,r,s);let b,v;null!=u&&(b=Object(E.a)(u,"bias","fused conv2d"),[b]=Object(B.b)(b,p),z.assertAndGetBroadcastShape(g.outShape,b.shape)),null!=l&&(v=Object(E.a)(l,"prelu weights","fused conv2d"));const x=(e,t)=>{const[o,a,s,u]=t,l=Object(H.c)(e,s,c);I.b(V.j(i),()=>`Error in gradient of fused conv2D: dilation rates greater than 1 are not yet supported in gradients. Got dilations '${i}'`);const d=[Object(G.a)(a.shape,l,o,n,r),W(a,l,o.shape,n,r)];if(null!=u){const e=Object(H.b)(u,l);d.push(e)}return d},w={x:f,filter:h,bias:b,preluActivationWeights:v},O={strides:n,pad:r,dataFormat:a,dilations:i,dimRoundingMode:s,activation:c,leakyreluAlpha:d};if(null==u){return Object(P.a)((e,t,n)=>{let r=M.a.runKernel(L.ib,w,O);return n([t,e,r]),m&&(r=Object(y.a)(r,[r.shape[1],r.shape[2],r.shape[3]])),{value:r,gradFunc:x}})(f,h)}return Object(P.a)((e,t,n,r)=>{let o=M.a.runKernel(L.ib,w,O);return r([t,e,o,n]),m&&(o=Object(y.a)(o,[o.shape[1],o.shape[2],o.shape[3]])),{value:o,gradFunc:x}})(f,h,b)}});var K=n(392);
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const X=Object(d.a)({depthwiseConv2dNativeBackpropFilter_:function(e,t,n,r,o,a=[1,1],i){let s=e;3===e.rank&&(s=Object(y.a)(e,[1,e.shape[0],e.shape[1],e.shape[2]]));let u=t;3===u.rank&&(u=Object(y.a)(t,[1,t.shape[0],t.shape[1],t.shape[2]]));const c={x:s,dy:u},l={strides:r,pad:o,dimRoundingMode:i,dilations:a,filterShape:n};return M.a.runKernel(L.P,c,l)}});
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const Y=Object(d.a)({depthwiseConv2dNativeBackpropInput_:function(e,t,n,r,o,a=[1,1],i){let s=t,u=!1;3===t.rank&&(u=!0,s=Object(y.a)(t,[1,t.shape[0],t.shape[1],t.shape[2]]));const c={dy:s,filter:n},l={strides:r,pad:o,dimRoundingMode:i,dilations:a,inputShape:e},d=M.a.runKernel(L.Q,c,l);return u?Object(y.a)(d,[d.shape[1],d.shape[2],d.shape[3]]):d}});
+/**
+ * @license
+ * Copyright 2019 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const Q=Object(d.a)({fusedDepthwiseConv2d_:function({x:e,filter:t,strides:n,pad:r,dataFormat:a="NHWC",dilations:i=[1,1],dimRoundingMode:s,bias:u,activation:c="linear",preluActivationWeights:l,leakyreluAlpha:d}){if(!1===Object(H.d)(M.a.state.gradientDepth,c)){let p=Object(K.a)(e,t,n,r,a,i,s);return null!=u&&(p=Object(o.a)(p,u)),Object(H.a)(p,c,l,d)}const p=Object(E.a)(e,"x","depthwiseConv2d","float32"),h=Object(E.a)(t,"filter","depthwiseConv2d","float32");let f=p,m=!1;3===p.rank&&(m=!0,f=Object(y.a)(p,[1,p.shape[0],p.shape[1],p.shape[2]])),I.b(4===f.rank,()=>`Error in fused depthwiseConv2d: input must be rank 4, but got rank ${f.rank}.`),I.b(4===h.rank,()=>`Error in fused depthwiseConv2d: filter must be rank 4, but got rank ${h.rank}.`),I.b(f.shape[3]===h.shape[2],()=>`Error in fused depthwiseConv2d: number of input channels (${f.shape[3]}) must match the inChannels dimension in filter ${h.shape[2]}.`),null==i&&(i=[1,1]),I.b(V.i(n,i),()=>`Error in fused depthwiseConv2d: Either strides or dilations must be 1. Got strides ${n} and dilations '${i}'`),V.a("fused depthwiseConv2d",r,s);const g=V.b(f.shape,h.shape,n,i,r,s,!0);let b,v;null!=u&&(b=Object(E.a)(u,"bias","fused conv2d"),[b]=Object(B.b)(b,p),z.assertAndGetBroadcastShape(g.outShape,b.shape)),null!=l&&(v=Object(E.a)(l,"prelu weights","fused depthwiseConv2d"));const x=(e,t)=>{I.b(V.j(i),()=>`Error in gradient of fused depthwiseConv2d: dilation rates greater than 1 are not yet supported. Got dilations '${i}'`);const[o,a,u,l]=t,d=Object(H.c)(e,u,c),p=Y(a.shape,d,o,n,r,i,s),h=X(a,d,o.shape,n,r,i,s);if(null!=l){return[p,h,Object(H.b)(b,d)]}return[p,h]},w={x:f,filter:h,bias:b,preluActivationWeights:v},O={strides:n,pad:r,dataFormat:a,dilations:i,dimRoundingMode:s,activation:c,leakyreluAlpha:d};if(null==u){return Object(P.a)((e,t,n)=>{let r=M.a.runKernel(L.jb,w,O);return n([t,e,r]),m&&(r=Object(y.a)(r,[r.shape[1],r.shape[2],r.shape[3]])),{value:r,gradFunc:x}})(f,h)}return Object(P.a)((e,t,n,r)=>{let o=M.a.runKernel(L.jb,w,O);return r([t,e,o,n]),m&&(o=Object(y.a)(o,[o.shape[1],o.shape[2],o.shape[3]])),{value:o,gradFunc:x}})(f,h,b)}});var Z=n(64);
+/**
+ * @license
+ * Copyright 2019 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const J=Object(d.a)({fusedMatMul_:function({a:e,b:t,transposeA:n=!1,transposeB:r=!1,bias:a,activation:i="linear",preluActivationWeights:s,leakyreluAlpha:u}){if(!1===Object(H.d)(M.a.state.gradientDepth,i)){let c=Object(Z.a)(e,t,n,r);return null!=a&&(c=Object(o.a)(c,a)),Object(H.a)(c,i,s,u)}let c=Object(E.a)(e,"a","fused matMul"),l=Object(E.a)(t,"b","fused matMul");[c,l]=Object(B.b)(c,l);const d=n?c.shape[c.rank-2]:c.shape[c.rank-1],p=r?l.shape[l.rank-1]:l.shape[l.rank-2],h=n?c.shape[c.rank-1]:c.shape[c.rank-2],f=r?l.shape[l.rank-2]:l.shape[l.rank-1],m=c.shape.slice(0,-2),g=l.shape.slice(0,-2),b=I.O(m),v=I.O(g);I.b(d===p,()=>`Error in fused matMul: inner shapes (${d}) and (${p}) of Tensors with shapes ${c.shape} and ${l.shape} and transposeA=${n} and transposeB=${r} must match.`);const x=z.assertAndGetBroadcastShape(c.shape.slice(0,-2),l.shape.slice(0,-2)).concat([h,f]),w=n?Object(y.a)(c,[b,d,h]):Object(y.a)(c,[b,h,d]),O=r?Object(y.a)(l,[v,f,p]):Object(y.a)(l,[v,p,f]);let k,S;null!=a&&(k=Object(E.a)(a,"bias","fused matMul"),[k]=Object(B.b)(k,c),z.assertAndGetBroadcastShape(x,k.shape)),null!=s&&(S=Object(E.a)(s,"prelu weights","fused matMul"));const T=(e,t)=>{const[o,s,u,c]=t,l=Object(H.c)(Object(y.a)(e,u.shape),u,i);let d,p;if(n||r?!n&&r?(d=Object(Z.a)(l,s,!1,!1),p=Object(Z.a)(l,o,!0,!1)):n&&!r?(d=Object(Z.a)(s,l,!1,!0),p=Object(Z.a)(o,l,!1,!1)):(d=Object(Z.a)(s,l,!0,!0),p=Object(Z.a)(l,o,!0,!0)):(d=Object(Z.a)(l,s,!1,!0),p=Object(Z.a)(o,l,!0,!1)),null!=a){return[d,p,Object(H.b)(c,l)]}return[d,p]},C={a:w,b:O,bias:k,preluActivationWeights:S},j={transposeA:n,transposeB:r,activation:i,leakyreluAlpha:u};if(null==a){return Object(P.a)((e,t,n)=>{const r=M.a.runKernel(L.fd,C,j);return n([e,t,r]),{value:Object(y.a)(r,x),gradFunc:T}})(w,O)}return Object(P.a)((e,t,n,r)=>{const o=M.a.runKernel(L.fd,C,j);return r([e,t,o,n]),{value:Object(y.a)(o,x),gradFunc:T}})(w,O,k)}});
+/**
+ * @license
+ * Copyright 2019 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+/**
+ * @license
+ * Copyright 2019 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */function ee(e,t,n){const r=1-e%2,o=new Float32Array(e);for(let a=0;a<e;++a){const i=2*Math.PI*a/(e+r-1);o[a]=t-n*Math.cos(i)}return Object(C.a)(o,"float32")}
+/**
+ * @license
+ * Copyright 2019 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */Object(d.a)({hammingWindow_:function(e){return ee(e,.54,.46)}});
+/**
+ * @license
+ * Copyright 2019 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const te=Object(d.a)({hannWindow_:function(e){return ee(e,.5,.5)}});var ne=n(269);
+/**
+ * @license
+ * Copyright 2019 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const re=Object(d.a)({frame_:function(e,t,n,r=!1,o=0){let a=0;const i=[];for(;a+t<=e.size;)i.push(Object(w.a)(e,a,t)),a+=n;if(r)for(;a<e.size;){const r=a+t-e.size,s=Object(l.a)([Object(w.a)(e,a,t-r),Object(ne.a)([r],o)]);i.push(s),a+=n}return 0===i.length?N([],[0,t]):Object(y.a)(Object(l.a)(i),[i.length,t])}});
+/**
+ * @license
+ * Copyright 2019 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */Object(d.a)({stft_:function(e,t,n,r,o=te){var a;null==r&&(a=t,r=Math.floor(Math.pow(2,Math.ceil(Math.log(a)/Math.log(2)))));const i=re(e,t,n),s=Object(g.a)(i,o(t));return Object(_.a)(s,r)}});
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const oe=Object(d.a)({cropAndResize_:function(e,t,n,r,o="bilinear",a=0){const i=Object(E.a)(e,"image","cropAndResize"),s=Object(E.a)(t,"boxes","cropAndResize","float32"),u=Object(E.a)(n,"boxInd","cropAndResize","int32"),c=s.shape[0];I.b(4===i.rank,()=>`Error in cropAndResize: image must be rank 4,but got rank ${i.rank}.`),I.b(2===s.rank&&4===s.shape[1],()=>`Error in cropAndResize: boxes must be have size [${c},4] but had shape ${s.shape}.`),I.b(1===u.rank&&u.shape[0]===c,()=>`Error in cropAndResize: boxInd must be have size [${c}] but had shape ${s.shape}.`),I.b(2===r.length,()=>`Error in cropAndResize: cropSize must be of length 2, but got length ${r.length}.`),I.b(r[0]>=1&&r[1]>=1,()=>"cropSize must be atleast [1,1], but was "+r),I.b("bilinear"===o||"nearest"===o,()=>"method must be bilinear or nearest, but was "+o);const l={image:i,boxes:s,boxInd:u},d={method:o,extrapolationValue:a,cropSize:r};return M.a.runKernel(L.K,l,d)}});
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const ae=Object(d.a)({flipLeftRight_:function(e){const t=Object(E.a)(e,"image","flipLeftRight","float32");I.b(4===t.rank,()=>`Error in flipLeftRight: image must be rank 4,but got rank ${t.rank}.`);const n={image:t};return M.a.runKernel(L.db,n,{})}});var ie=n(193);
+/**
+ * @license
+ * Copyright 2021 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const se=Object(d.a)({grayscaleToRGB_:function(e){const t=Object(E.a)(e,"image","grayscaleToRGB"),n=t.rank-1,r=t.shape[n];I.b(t.rank>=2,()=>`Error in grayscaleToRGB: images must be at least rank 2, but got rank ${t.rank}.`),I.b(1===r,()=>`Error in grayscaleToRGB: last dimension of a grayscale image should be size 1, but got size ${r}.`);const o=new Array(t.rank);return o.fill(1,0,n),o[n]=3,Object(ie.a)(t,o)}});
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const ue=Object(d.a)({rotateWithOffset_:function(e,t,n=0,r=.5){const o=Object(E.a)(e,"image","rotateWithOffset","float32");I.b(4===o.rank,()=>`Error in rotateWithOffset: image must be rank 4,but got rank ${o.rank}.`);const a={image:o},i={radians:t,fillValue:n,center:r};return M.a.runKernel(L.rc,a,i)}});
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */function ce(e,t,n,r,o,a){null==r&&(r=.5),null==o&&(o=Number.NEGATIVE_INFINITY),null==a&&(a=0);const i=e.shape[0];return n=Math.min(n,i),I.b(0<=r&&r<=1,()=>`iouThreshold must be in [0, 1], but was '${r}'`),I.b(2===e.rank,()=>`boxes must be a 2D tensor, but was of rank '${e.rank}'`),I.b(4===e.shape[1],()=>"boxes must have 4 columns, but 2nd dimension was "+e.shape[1]),I.b(1===t.rank,()=>"scores must be a 1D tensor"),I.b(t.shape[0]===i,()=>`scores has incompatible shape with boxes. Expected ${i}, but was `+t.shape[0]),I.b(0<=a&&a<=1,()=>`softNmsSigma must be in [0, 1], but was '${a}'`),{maxOutputSize:n,iouThreshold:r,scoreThreshold:o,softNmsSigma:a}}
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const le=Object(d.a)({nonMaxSuppression_:function(e,t,n,r=.5,o=Number.NEGATIVE_INFINITY){const a=Object(E.a)(e,"boxes","nonMaxSuppression","float32"),i=Object(E.a)(t,"scores","nonMaxSuppression","float32"),s=ce(a,i,n,r,o),u={maxOutputSize:n=s.maxOutputSize,iouThreshold:r=s.iouThreshold,scoreThreshold:o=s.scoreThreshold};return M.a.runKernel(L.Ub,{boxes:a,scores:i},u)}});var de=n(149);
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const pe=async function(e,t,n,r=.5,o=Number.NEGATIVE_INFINITY){const a=Object(E.a)(e,"boxes","nonMaxSuppressionAsync"),i=Object(E.a)(t,"scores","nonMaxSuppressionAsync"),s=ce(a,i,n,r,o);n=s.maxOutputSize,r=s.iouThreshold,o=s.scoreThreshold;const u=await Promise.all([a.data(),i.data()]),c=u[0],l=u[1],{selectedIndices:d}=Object(de.a)(c,l,n,r,o);return a!==e&&a.dispose(),i!==t&&i.dispose(),Object(C.a)(d,"int32")};
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const he=Object(d.a)({nonMaxSuppressionWithScore_:function(e,t,n,r=.5,o=Number.NEGATIVE_INFINITY,a=0){const i=Object(E.a)(e,"boxes","nonMaxSuppression"),s=Object(E.a)(t,"scores","nonMaxSuppression"),u=ce(i,s,n,r,o,a),c={boxes:i,scores:s},l={maxOutputSize:n=u.maxOutputSize,iouThreshold:r=u.iouThreshold,scoreThreshold:o=u.scoreThreshold,softNmsSigma:a=u.softNmsSigma},d=M.a.runKernel(L.Wb,c,l);return{selectedIndices:d[0],selectedScores:d[1]}}});
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const fe=async function(e,t,n,r=.5,o=Number.NEGATIVE_INFINITY,a=0){const i=Object(E.a)(e,"boxes","nonMaxSuppressionAsync"),s=Object(E.a)(t,"scores","nonMaxSuppressionAsync"),u=ce(i,s,n,r,o,a);n=u.maxOutputSize,r=u.iouThreshold,o=u.scoreThreshold,a=u.softNmsSigma;const c=await Promise.all([i.data(),s.data()]),l=c[0],d=c[1],{selectedIndices:p,selectedScores:h}=Object(de.c)(l,d,n,r,o,a);return i!==e&&i.dispose(),s!==t&&s.dispose(),{selectedIndices:Object(C.a)(p,"int32"),selectedScores:Object(C.a)(h)}};
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const me=Object(d.a)({nonMaxSuppressionPadded_:function(e,t,n,r=.5,o=Number.NEGATIVE_INFINITY,a=!1){const i=Object(E.a)(e,"boxes","nonMaxSuppression"),s=Object(E.a)(t,"scores","nonMaxSuppression"),u=ce(i,s,n,r,o,null),c={boxes:i,scores:s},l={maxOutputSize:u.maxOutputSize,iouThreshold:u.iouThreshold,scoreThreshold:u.scoreThreshold,padToMaxOutputSize:a},d=M.a.runKernel(L.Vb,c,l);return{selectedIndices:d[0],validOutputs:d[1]}}});
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const ge=async function(e,t,n,r=.5,o=Number.NEGATIVE_INFINITY,a=!1){const i=Object(E.a)(e,"boxes","nonMaxSuppressionAsync"),s=Object(E.a)(t,"scores","nonMaxSuppressionAsync"),u=ce(i,s,n,r,o,null),c=u.maxOutputSize,l=u.iouThreshold,d=u.scoreThreshold,[p,h]=await Promise.all([i.data(),s.data()]),{selectedIndices:f,validOutputs:m}=Object(de.b)(p,h,c,l,d,a);return i!==e&&i.dispose(),s!==t&&s.dispose(),{selectedIndices:Object(C.a)(f,"int32"),validOutputs:Object(v.a)(m,"int32")}};
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const be=Object(d.a)({resizeBilinear_:function(e,t,n=!1,r=!1){const o=Object(E.a)(e,"images","resizeBilinear");I.b(3===o.rank||4===o.rank,()=>`Error in resizeBilinear: x must be rank 3 or 4, but got rank ${o.rank}.`),I.b(2===t.length,()=>"Error in resizeBilinear: new shape must 2D, but got shape "+t+"."),I.b(!1===r||!1===n,()=>"Error in resizeBilinear: If halfPixelCenters is true, alignCorners must be false.");let a=o,i=!1;3===o.rank&&(i=!0,a=Object(y.a)(o,[1,o.shape[0],o.shape[1],o.shape[2]]));const[]=t,s={images:a},u={alignCorners:n,halfPixelCenters:r,size:t},c=M.a.runKernel(L.mc,s,u);return i?Object(y.a)(c,[c.shape[1],c.shape[2],c.shape[3]]):c}});
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const ye=Object(d.a)({resizeNearestNeighbor_:function(e,t,n=!1,r=!1){const o=Object(E.a)(e,"images","resizeNearestNeighbor");I.b(3===o.rank||4===o.rank,()=>`Error in resizeNearestNeighbor: x must be rank 3 or 4, but got rank ${o.rank}.`),I.b(2===t.length,()=>"Error in resizeNearestNeighbor: new shape must 2D, but got shape "+t+"."),I.b("float32"===o.dtype||"int32"===o.dtype,()=>"`images` must have `int32` or `float32` as dtype"),I.b(!1===r||!1===n,()=>"Error in resizeNearestNeighbor: If halfPixelCenters is true, alignCorners must be false.");let a=o,i=!1;3===o.rank&&(i=!0,a=Object(y.a)(o,[1,o.shape[0],o.shape[1],o.shape[2]]));const[]=t,s={images:a},u={alignCorners:n,halfPixelCenters:r,size:t},c=M.a.runKernel(L.oc,s,u);return i?Object(y.a)(c,[c.shape[1],c.shape[2],c.shape[3]]):c}});var ve=n(178),xe=n(375),we=n(270),Oe=n(236),ke=n(38),Se=n(376),Te=n(138),Ce=n(194);const Ee=Object(d.a)({threshold_:
+/**
+ * @license
+ * Copyright 2021 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e,t="binary",n=!1,r=.5){const a=Object(E.a)(e,"image","threshold"),i=a.shape[0]*a.shape[1];let u,c,l,d,p=Object(g.a)(Object(C.a)([r]),255);if(I.b(3===a.rank,()=>`Error in threshold: image must be rank 3,but got rank ${a.rank}.`),I.b(3===a.shape[2]||1===a.shape[2],()=>`Error in threshold: image color channel must be equal to 3 or 1but got ${a.shape[2]}.`),I.b("int32"===a.dtype||"float32"===a.dtype,()=>`Error in dtype: image dtype must be int32 or float32,but got dtype ${a.dtype}.`),I.b("otsu"===t||"binary"===t,()=>"Method must be binary or otsu, but was "+t),3===a.shape[2]){[u,c,l]=Object(ve.a)(a,[1,1,1],-1);const e=Object(g.a)(u,.2989),t=Object(g.a)(c,.587),n=Object(g.a)(l,.114);d=Object(o.a)(Object(o.a)(e,t),n)}else d=e;if("otsu"===t){p=function(e,t){let n,r,a,i,s,u,c=Object(C.a)([-1]),l=Object(C.a)([0]),d=Object(C.a)([0]);for(let p=0;p<e.size-1;p++){n=Object(w.a)(e,0,p+1),r=Object(w.a)(e,p+1),s=Object(h.a)(Object(ke.a)(n),t),u=Object(h.a)(Object(ke.a)(r),t);const f=Object(ke.a)(Object(g.a)(n,Object(Ce.a)(0,n.size)));a=Object(h.a)(f,Object(ke.a)(n));const m=Object(ne.a)(r.shape,n.size),b=Object(o.a)(Object(Ce.a)(0,r.size),m),y=Object(g.a)(r,b);i=Object(h.a)(Object(ke.a)(y),Object(ke.a)(r));const v=Object(S.a)(a,i),x=Object(S.a)(a,i),O=Object(g.a)(s,u);d=Object(g.a)(Object(g.a)(O,v),x);const k=Object(Oe.a)(d,l);l=Object(Te.a)(k,d,l),c=Object(Te.a)(k,Object(C.a)([p]),c)}return c}(Object(xe.a)(Object(s.a)(Object(Se.a)(d),"int32"),Object(T.a)([]),256),i)}const f=n?Object(we.a)(d,p):Object(Oe.a)(d,p);return Object(s.a)(Object(g.a)(f,255),"int32")}});
+/**
+ * @license
+ * Copyright 2021 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const Ie=Object(d.a)({transform_:function(e,t,n="nearest",r="constant",o=0,a){const i=Object(E.a)(e,"image","transform","float32"),s=Object(E.a)(t,"transforms","transform","float32");I.b(4===i.rank,()=>`Error in transform: image must be rank 4,but got rank ${i.rank}.`),I.b(2===s.rank&&(s.shape[0]===i.shape[0]||1===s.shape[0])&&8===s.shape[1],()=>"Error in transform: Input transform should be batch x 8 or 1 x 8"),I.b(null==a||2===a.length,()=>`Error in transform: outputShape must be [height, width] or null, but got ${a}.`);const u={image:i,transforms:s},c={interpolation:n,fillMode:r,fillValue:o,outputShape:a};return M.a.runKernel(L.Zc,u,c)}});var je=n(378),Ne=n(377);Object(d.a)({bandPart_:
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e,t,n){Object(I.b)(t%1==0,()=>`bandPart(): numLower must be an integer, got ${t}.`),Object(I.b)(n%1==0,()=>`bandPart(): numUpper must be an integer, got ${n}.`);const r=Object(E.a)(e,"a","bandPart");Object(I.b)(r.rank>=2,()=>`bandPart(): Rank must be at least 2, got ${r.rank}.`);const o=r.shape,[a,i]=r.shape.slice(-2);if(!(t<=a))throw new Error(`bandPart(): numLower (${t}) must not be greater than the number of rows (${a}).`);if(!(n<=i))throw new Error(`bandPart(): numUpper (${n}) must not be greater than the number of columns (${i}).`);t<0&&(t=a),n<0&&(n=i);const s=Object(y.a)(Object(Ce.a)(0,a,1,"int32"),[-1,1]),u=Object(Ce.a)(0,i,1,"int32"),c=Object(S.a)(s,u),l=Object(Ne.a)(Object(we.a)(c,Object(v.a)(+t,"int32")),Object(je.a)(c,Object(v.a)(-n,"int32"))),d=Object(R.a)([a,i],r.dtype);return Object(y.a)(Object(k.a)(Object(A.a)(Object(y.a)(r,[-1,a,i])).map(e=>Object(Te.a)(l,e,d))),o)}});var Ae=n(89),Re=n(189),_e=n(153),$e=n(341),Fe=n(379),De=n(342),Me=n(271);const Pe=Object(d.a)({norm_:
+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e,t="euclidean",n=null,r=!1){const o=function e(t,n,r=null){if(0===t.rank)return Object(Ae.a)(t);if(1!==t.rank&&null===r)return e(Object(y.a)(t,[-1]),n,r);if(1===t.rank||"number"==typeof r||Array.isArray(r)&&1===r.length){if(1===n)return Object(ke.a)(Object(Ae.a)(t),r);if(n===1/0)return Object(_e.a)(Object(Ae.a)(t),r);if(n===-1/0)return Object($e.a)(Object(Ae.a)(t),r);if("euclidean"===n||2===n)return Object(De.a)(Object(ke.a)(Object(Fe.a)(Object(Ae.a)(t),Object(v.a)(2,"int32")),r));throw new Error("Error in norm: invalid ord value: "+n)}if(Array.isArray(r)&&2===r.length){if(1===n)return Object(_e.a)(Object(ke.a)(Object(Ae.a)(t),r[0]),r[1]-1);if(n===1/0)return Object(_e.a)(Object(ke.a)(Object(Ae.a)(t),r[1]),r[0]);if(n===-1/0)return Object($e.a)(Object(ke.a)(Object(Ae.a)(t),r[1]),r[0]);if("fro"===n||"euclidean"===n)return Object(De.a)(Object(ke.a)(Object(Me.a)(t),r));throw new Error("Error in norm: invalid ord value: "+n)}throw new Error("Error in norm: invalid axis: "+r)}(e=Object(E.a)(e,"x","norm"),t,n);let a=o.shape;if(r){const t=Object(I.I)(n,e.shape);a=Re.e(o.shape,t)}return Object(y.a)(o,a)}});
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */Object(d.a)({gramSchmidt_:function(e){let t;if(Array.isArray(e)){t=!1,Object(I.b)(null!=e&&e.length>0,()=>"Gram-Schmidt process: input must not be null, undefined, or empty");const n=e[0].shape[0];for(let t=1;t<e.length;++t)Object(I.b)(e[t].shape[0]===n,()=>`Gram-Schmidt: Non-unique lengths found in the input vectors: (${e[t].shape[0]} vs. ${n})`)}else t=!0,e=Object(ve.a)(e,e.shape[0],0).map(e=>Object(O.a)(e,[0]));Object(I.b)(e.length<=e[0].shape[0],()=>`Gram-Schmidt: Number of vectors (${e.length}) exceeds number of dimensions (${e[0].shape[0]}).`);const n=[],r=e;for(let t=0;t<e.length;++t)n.push(M.a.tidy(()=>{let e=r[t];if(t>0)for(let r=0;r<t;++r){const t=Object(g.a)(Object(ke.a)(Object(g.a)(n[r],e)),n[r]);e=Object(S.a)(e,t)}return Object(h.a)(e,Pe(e,"euclidean"))}));return t?Object(k.a)(n,0):n}});var Le=n(380);
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const Be=Object(d.a)({eye_:function(e,t,n,r="float32"){null==t&&(t=e);const o=Object(i.a)([e,t],r),a=e<=t?e:t;for(let e=0;e<a;++e)o.set(1,e,e);const s=Object(y.a)(o.toTensor(),[e,t]);if(null==n)return s;if(1===n.length)return Object(ie.a)(Object(m.a)(s,0),[n[0],1,1]);if(2===n.length)return Object(ie.a)(Object(m.a)(Object(m.a)(s,0),0),[n[0],n[1],1,1]);if(3===n.length)return Object(ie.a)(Object(m.a)(Object(m.a)(Object(m.a)(s,0),0),0),[n[0],n[1],n[2],1,1]);throw new Error(`eye() currently supports only 1D and 2D batchShapes, but received ${n.length}D.`)}});var ze=n(150),Ue=n(343);function Ve(e,t=!1){return M.a.tidy(()=>{Object(I.b)(2===e.shape.length,()=>`qr2d() requires a 2D Tensor, but got a ${e.shape.length}D Tensor.`);const n=e.shape[0],r=e.shape[1];let o=Be(n),a=Object(c.a)(e);const i=N([[1]],[1,1]);let s=Object(c.a)(i);const u=n>=r?r:n;for(let e=0;e<u;++e){const t=a,u=s,d=o;[s,a,o]=M.a.tidy(()=>{const t=Object(w.a)(a,[e,e],[n-e,1]),u=Pe(t),d=Object(w.a)(a,[e,e],[1,1]),p=Object(Te.a)(Object(Oe.a)(d,0),N([[-1]]),N([[1]])),f=Object(S.a)(d,Object(g.a)(p,u)),m=Object(h.a)(t,f);s=1===m.shape[0]?Object(c.a)(i):Object(l.a)([i,Object(w.a)(m,[1,0],[m.shape[0]-1,m.shape[1]])],0);const b=Object(ze.a)(Object(h.a)(Object(Z.a)(p,f),u)),y=Object(w.a)(a,[e,0],[n-e,r]),v=Object(g.a)(b,s),x=Object(Ue.a)(s);if(0===e)a=Object(S.a)(y,Object(Z.a)(v,Object(Z.a)(x,y)));else{const t=Object(S.a)(y,Object(Z.a)(v,Object(Z.a)(x,y)));a=Object(l.a)([Object(w.a)(a,[0,0],[e,r]),t],0)}const O=Object(Ue.a)(v),k=Object(w.a)(o,[0,e],[n,o.shape[1]-e]);if(0===e)o=Object(S.a)(k,Object(Z.a)(Object(Z.a)(k,s),O));else{const t=Object(S.a)(k,Object(Z.a)(Object(Z.a)(k,s),O));o=Object(l.a)([Object(w.a)(o,[0,0],[n,e]),t],1)}return[s,a,o]}),Object(Le.a)([t,u,d])}return!t&&n>r&&(o=Object(w.a)(o,[0,0],[n,r]),a=Object(w.a)(a,[0,0],[r,r])),[o,a]})}Object(d.a)({qr_:
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e,t=!1){if(Object(I.b)(e.rank>=2,()=>"qr() requires input tensor to have a rank >= 2, but got rank "+e.rank),2===e.rank)return Ve(e,t);{const n=e.shape.slice(0,e.shape.length-2).reduce((e,t)=>e*t),r=Object(A.a)(Object(y.a)(e,[n,e.shape[e.shape.length-2],e.shape[e.shape.length-1]]),0),o=[],a=[];r.forEach(e=>{const[n,r]=Ve(e,t);o.push(n),a.push(r)});return[Object(y.a)(Object(k.a)(o,0),e.shape),Object(y.a)(Object(k.a)(a,0),e.shape)]}}});var We=n(61),Ge=n(381),He=n(383),qe=n(382);const Ke=Object(d.a)({computeWeightedLoss_:function(e,t,n=We.a.SUM_BY_NONZERO_WEIGHTS){const r=Object(E.a)(e,"losses","computeWeightedLoss");let o=null;null!=t&&(o=Object(E.a)(t,"weights","computeWeightedLoss"));const a=null==o?r:Object(g.a)(r,o);if(n===We.a.NONE)return a;if(n===We.a.SUM)return Object(ke.a)(a);if(n===We.a.MEAN){if(null==o)return Object(Ge.a)(a);{const e=r.size/o.size,t=Object(h.a)(Object(ke.a)(a),Object(ke.a)(o));return e>1?Object(h.a)(t,Object(v.a)(e)):t}}if(n===We.a.SUM_BY_NONZERO_WEIGHTS){if(null==o)return Object(h.a)(Object(ke.a)(a),Object(v.a)(r.size));{const e=Object(g.a)(o,Object(qe.a)(r.shape)),t=Object(s.a)(Object(ke.a)(Object(He.a)(e,Object(v.a)(0))),"float32");return Object(h.a)(Object(ke.a)(a),t)}}throw Error("Unknown reduction: "+n)}});
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */Object(d.a)({absoluteDifference_:function(e,t,n,r=We.a.SUM_BY_NONZERO_WEIGHTS){const o=Object(E.a)(e,"labels","absoluteDifference"),a=Object(E.a)(t,"predictions","absoluteDifference");let i=null;null!=n&&(i=Object(E.a)(n,"weights","absoluteDifference")),Object(I.e)(o.shape,a.shape,"Error in absoluteDifference: ");const s=Object(Ae.a)(Object(S.a)(o,a));return Ke(s,i,r)}});Object(d.a)({cosineDistance_:function(e,t,n,r,o=We.a.SUM_BY_NONZERO_WEIGHTS){const a=Object(E.a)(e,"labels","cosineDistance"),i=Object(E.a)(t,"predictions","cosineDistance");let s=null;null!=r&&(s=Object(E.a)(r,"weights","cosineDistance")),Object(I.e)(a.shape,i.shape,"Error in cosineDistance: ");const u=Object(v.a)(1),c=Object(S.a)(u,Object(ke.a)(Object(g.a)(a,i),n,!0));return Ke(c,s,o)}});var Xe=n(190);Object(d.a)({hingeLoss_:function(e,t,n,r=We.a.SUM_BY_NONZERO_WEIGHTS){let o=Object(E.a)(e,"labels","hingeLoss");const a=Object(E.a)(t,"predictions","hingeLoss");let i=null;null!=n&&(i=Object(E.a)(n,"weights","hingeLoss")),Object(I.e)(o.shape,a.shape,"Error in hingeLoss: ");const s=Object(v.a)(1);o=Object(S.a)(Object(g.a)(Object(v.a)(2),o),s);const u=Object(Xe.a)(Object(S.a)(s,Object(g.a)(o,a)));return Ke(u,i,r)}});var Ye=n(384);
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */Object(d.a)({huberLoss_:function(e,t,n,r=1,a=We.a.SUM_BY_NONZERO_WEIGHTS){const i=Object(E.a)(e,"labels","huberLoss"),s=Object(E.a)(t,"predictions","huberLoss");let u=null;null!=n&&(u=Object(E.a)(n,"weights","huberLoss")),Object(I.e)(i.shape,s.shape,"Error in huberLoss: ");const c=Object(v.a)(r),l=Object(Ae.a)(Object(S.a)(s,i)),d=Object(Ye.a)(l,c),p=Object(S.a)(l,d),h=Object(o.a)(Object(g.a)(Object(v.a)(.5),Object(Me.a)(d)),Object(g.a)(c,p));return Ke(h,u,a)}});var Qe=n(179);
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */Object(d.a)({logLoss_:function(e,t,n,r=1e-7,a=We.a.SUM_BY_NONZERO_WEIGHTS){const i=Object(E.a)(e,"labels","logLoss"),s=Object(E.a)(t,"predictions","logLoss");let u=null;null!=n&&(u=Object(E.a)(n,"weights","logLoss")),Object(I.e)(i.shape,s.shape,"Error in logLoss: ");const c=Object(v.a)(1),l=Object(v.a)(r),d=Object(ze.a)(Object(g.a)(i,Object(Qe.a)(Object(o.a)(s,l)))),p=Object(g.a)(Object(S.a)(c,i),Object(Qe.a)(Object(o.a)(Object(S.a)(c,s),l))),h=Object(S.a)(d,p);return Ke(h,u,a)}});var Ze=n(385);
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */Object(d.a)({meanSquaredError_:function(e,t,n,r=We.a.SUM_BY_NONZERO_WEIGHTS){const o=Object(E.a)(e,"labels","meanSquaredError"),a=Object(E.a)(t,"predictions","meanSquaredError");let i=null;null!=n&&(i=Object(E.a)(n,"weights","meanSquaredError")),Object(I.e)(o.shape,a.shape,"Error in meanSquaredError: ");const s=Object(Ze.a)(o,a);return Ke(s,i,r)}});var Je=n(386);
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */Object(d.a)({sigmoidCrossEntropy_:function(e,t,n,r=0,a=We.a.SUM_BY_NONZERO_WEIGHTS){let i=Object(E.a)(e,"multiClassLabels","sigmoidCrossEntropy");const s=Object(E.a)(t,"logits","sigmoidCrossEntropy");let u=null;if(null!=n&&(u=Object(E.a)(n,"weights","sigmoidCrossEntropy")),Object(I.e)(i.shape,s.shape,"Error in sigmoidCrossEntropy: "),r>0){const e=Object(v.a)(r),t=Object(v.a)(1),n=Object(v.a)(.5);i=Object(o.a)(Object(g.a)(i,Object(S.a)(t,e)),Object(g.a)(n,e))}const c=function(e,t){const n=Object(E.a)(e,"labels","sigmoidCrossEntropyWithLogits"),r=Object(E.a)(t,"logits","sigmoidCrossEntropyWithLogits");Object(I.e)(n.shape,r.shape,"Error in sigmoidCrossEntropyWithLogits: ");const a=Object(Xe.a)(r),i=Object(g.a)(r,n),s=Object(Je.a)(Object(f.a)(Object(ze.a)(Object(Ae.a)(r))));return Object(o.a)(Object(S.a)(a,i),s)}(i,s);return Ke(c,u,a)}});
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const et=Object(d.a)({logSumExp_:function(e,t=null,n=!1){const r=Object(E.a)(e,"x","logSumExp"),a=Object(I.I)(t,r.shape),i=Object(_e.a)(r,a,!0),s=Object(S.a)(r,i),u=Object(f.a)(s),c=Object(ke.a)(u,a),l=Object(Qe.a)(c),d=Object(o.a)(Object(y.a)(i,l.shape),l);if(n){const e=Object(Re.e)(d.shape,a);return Object(y.a)(d,e)}return d}});
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */Object(d.a)({softmaxCrossEntropy_:function(e,t,n,r=0,a=We.a.SUM_BY_NONZERO_WEIGHTS){let i=Object(E.a)(e,"onehotLabels","softmaxCrossEntropy");const u=Object(E.a)(t,"logits","softmaxCrossEntropy");let c=null;if(null!=n&&(c=Object(E.a)(n,"weights","softmaxCrossEntropy")),Object(I.e)(i.shape,u.shape,"Error in softmaxCrossEntropy: "),r>0){const e=Object(v.a)(r),t=Object(v.a)(1),n=Object(v.a)(i.shape[1]);i=Object(o.a)(Object(g.a)(i,Object(S.a)(t,e)),Object(h.a)(e,n))}const l=function(e,t,n=-1){if(-1===n&&(n=t.rank-1),n!==t.rank-1)throw Error(`Softmax cross entropy along a non-last dimension is not yet supported. Labels / logits was rank ${t.rank} and dim was `+n);return Object(P.a)((e,t,r)=>{const o=et(t,[n],!0),a=Object(S.a)(Object(s.a)(t,"float32"),o);r([e,a]);const i=Object(ze.a)(Object(g.a)(a,e));return{value:Object(ke.a)(i,[n]),gradFunc:(e,t)=>{const[r,o]=t,a=Object(Re.e)(e.shape,[n]);return[Object(g.a)(Object(y.a)(e,a),Object(S.a)(Object(s.a)(r,"float32"),Object(f.a)(o))),Object(g.a)(Object(y.a)(e,a),Object(S.a)(Object(f.a)(o),Object(s.a)(r,"float32")))]}}})(e,t)}(i,u);return Ke(l,c,a)}});
+/**
+ * @license
+ * Copyright 2021 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const tt=Object(d.a)({sparseFillEmptyRows_:function(e,t,n,r){const o=Object(E.a)(e,"indices","sparseFillEmptyRows","int32"),a=Object(E.a)(t,"values","sparseFillEmptyRows"),i=Object(E.a)(n,"denseShape","sparseFillEmptyRows","int32"),s=Object(E.a)(r,"defaultValue","sparseFillEmptyRows",a.dtype);if(2!==o.rank)throw new Error("Indices should be Tensor2D but received shape\n "+o.shape);if(1!==a.rank)throw new Error("Values should be Tensor1D but received shape "+a.shape);if(1!==i.rank)throw new Error("Dense shape should be Tensor1D but received shape "+i.shape);if(0!==s.rank)throw new Error("Default value should be a scalar but received shape "+s.shape);const u={indices:o,values:a,denseShape:i,defaultValue:s},c=M.a.runKernel(L.Fc,u);return{outputIndices:c[0],outputValues:c[1],emptyRowIndicator:c[2],reverseIndexMap:c[3]}}});
+/**
+ * @license
+ * Copyright 2021 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const nt=Object(d.a)({sparseReshape_:function(e,t,n){const r=Object(E.a)(e,"inputIndices","sparseReshape","int32"),o=Object(E.a)(t,"inputShape","sparseReshape","int32"),a=Object(E.a)(n,"newShape","sparseReshape","int32");if(2!==r.rank)throw new Error("Input indices should be Tensor2D but received shape\n "+r.shape);if(1!==o.rank)throw new Error("Input shape should be Tensor1D but received shape "+o.shape);if(1!==a.rank)throw new Error("New shape should be Tensor1D but received shape "+a.shape);const i={inputIndices:r,inputShape:o,newShape:a},s=M.a.runKernel(L.Gc,i);return{outputIndices:s[0],outputShape:s[1]}}});
+/**
+ * @license
+ * Copyright 2021 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const rt=Object(d.a)({sparseSegmentMean_:function(e,t,n){const r=Object(E.a)(e,"data","sparseSegmentMean"),o=Object(E.a)(t,"indices","sparseSegmentMean","int32"),a=Object(E.a)(n,"segmentIds","sparseSegmentMean","int32");if(r.rank<1)throw new Error("Data should be at least 1 dimensional but received scalar");if(1!==o.rank)throw new Error("Indices should be Tensor1D but received shape\n "+o.shape);if(1!==a.rank)throw new Error("Segment ids should be Tensor1D but received shape\n "+a.shape);const i={data:r,indices:o,segmentIds:a};return M.a.runKernel(L.Hc,i)}});
+/**
+ * @license
+ * Copyright 2021 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const ot=Object(d.a)({sparseSegmentSum_:function(e,t,n){const r=Object(E.a)(e,"data","sparseSegmentSum"),o=Object(E.a)(t,"indices","sparseSegmentSum","int32"),a=Object(E.a)(n,"segmentIds","sparseSegmentSum","int32");if(r.rank<1)throw new Error("Data should be at least 1 dimensional but received scalar");if(1!==o.rank)throw new Error("Indices should be Tensor1D but received shape\n "+o.shape);if(1!==a.rank)throw new Error("Segment ids should be Tensor1D but received shape\n "+a.shape);const i={data:r,indices:o,segmentIds:a};return M.a.runKernel(L.Ic,i)}});
+/**
+ * @license
+ * Copyright 2021 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const at=Object(d.a)({stringNGrams_:function(e,t,n,r,o,a,i,s){const u=Object(E.a)(e,"data","stringNGrams","string");if("string"!==u.dtype)throw new Error("Data must be of datatype string");if(1!==u.shape.length)throw new Error("Data must be a vector, saw: "+u.shape);const c=Object(E.a)(t,"dataSplits","stringNGrams");if("int32"!==c.dtype)throw new Error("Data splits must be of datatype int32");const l={separator:n,nGramWidths:r,leftPad:o,rightPad:a,padWidth:i,preserveShortSequences:s},d={data:u,dataSplits:c},p=M.a.runKernel(L.Qc,d,l);return{nGrams:p[0],nGramsSplits:p[1]}}});
+/**
+ * @license
+ * Copyright 2021 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const it=Object(d.a)({stringSplit_:function(e,t,n=!0){const r=Object(E.a)(e,"input","stringSplit","string"),o=Object(E.a)(t,"delimiter","stringSplit","string");if(1!==r.rank)throw new Error("Input should be Tensor1D but received shape "+r.shape);if(0!==o.rank)throw new Error("Delimiter should be a scalar but received shape "+o.shape);const a={skipEmpty:n},i={input:r,delimiter:o},s=M.a.runKernel(L.Rc,i,a);return{indices:s[0],values:s[1],shape:s[2]}}});
+/**
+ * @license
+ * Copyright 2021 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const st=Object(d.a)({stringToHashBucketFast_:function(e,t){const n=Object(E.a)(e,"input","stringToHashBucketFast","string"),r={numBuckets:t};if(t<=0)throw new Error("Number of buckets must be at least 1");const o={input:n};return M.a.runKernel(L.Sc,o,r)}}),ut=($.a,F.a,_.a,D.a,{flipLeftRight:ae,grayscaleToRGB:se,resizeNearestNeighbor:ye,resizeBilinear:be,rotateWithOffset:ue,cropAndResize:oe,nonMaxSuppression:le,nonMaxSuppressionAsync:pe,nonMaxSuppressionWithScore:he,nonMaxSuppressionWithScoreAsync:fe,nonMaxSuppressionPadded:me,nonMaxSuppressionPaddedAsync:ge,threshold:Ee,transform:Ie}),ct={sparseFillEmptyRows:tt,sparseReshape:nt,sparseSegmentMean:rt,sparseSegmentSum:ot},lt={stringNGrams:at,stringSplit:it,stringToHashBucketFast:st};
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */},function(e,t,n){"use strict";n.d(t,"a",(function(){return c}));var r=n(5),o=n(6),a=n(3),i=n(9),s=n(12);var u=n(4);
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const c=Object(u.a)({batchNorm_:function(e,t,n,u,c,l){null==l&&(l=.001);const d=Object(a.a)(e,"x","batchNorm"),p=Object(a.a)(t,"mean","batchNorm"),h=Object(a.a)(n,"variance","batchNorm");let f,m;null!=c&&(f=Object(a.a)(c,"scale","batchNorm")),null!=u&&(m=Object(a.a)(u,"offset","batchNorm")),i.b(p.rank===h.rank,()=>"Batch normalization gradient requires mean and variance to have equal ranks."),i.b(null==m||p.rank===m.rank,()=>"Batch normalization gradient requires mean and offset to have equal ranks."),i.b(null==f||p.rank===f.rank,()=>"Batch normalization gradient requires mean and scale to have equal ranks.");const g={x:function(e){let t;return t=0===e.rank||1===e.rank?Object(s.a)(e,[1,1,1,e.size]):2===e.rank?Object(s.a)(e,[1,1,e.shape[0],e.shape[1]]):3===e.rank?Object(s.a)(e,[1,e.shape[0],e.shape[1],e.shape[2]]):e,t}(d),scale:f,offset:m,mean:p,variance:h},b={varianceEpsilon:l},y=r.a.runKernel(o.hb,g,b);return Object(s.a)(y,d.shape)}})},function(e,t,n){"use strict";n.d(t,"a",(function(){return s}));var r=n(5),o=n(6);var a=n(3),i=n(4);const s=Object(i.a)({sparseToDense_:
+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e,t,n,i=0){const s=Object(a.a)(e,"sparseIndices","sparseToDense","int32"),u=Object(a.a)(t,"sparseValues","sparseToDense"),c=Object(a.a)(i,"defaultValue","sparseToDense",u.dtype);!function(e,t,n,r){if("int32"!==e.dtype)throw new Error(`tf.sparseToDense() expects the indices to be int32 type, but the dtype was ${e.dtype}.`);if(e.rank>2)throw new Error(`sparseIndices should be a scalar, vector, or matrix, but got shape ${e.shape}.`);const o=e.rank>0?e.shape[0]:1,a=e.rank>1?e.shape[1]:1;if(n.length!==a)throw new Error(`outputShape has incorrect number of elements:, ${n.length}, should be: ${a}.`);const i=t.size;if(0!==t.rank&&(1!==t.rank||i!==o))throw new Error(`sparseValues has incorrect shape ${t.shape}, should be [] or [${o}]`);if(t.dtype!==r.dtype)throw new Error("sparseValues.dtype must match defaultValues.dtype")}(s,u,n,c);const l={sparseIndices:s,sparseValues:u,defaultValue:c},d={outputShape:n};return 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0:if($()(S()(e),me)&&$()(S()(e),ge)&&$()(S()(e),fe)){t.next=3;break}return Q.error(pe,"runModel is not ready yet"),t.abrupt("return");case 3:if(n=null,he&&$()(S()(e),$e).begin(),"face"!==$()(S()(e),je)){t.next=11;break}return t.next=8,$()(S()(e),me).estimateFaces($()(S()(e),be));case 8:n=t.sent,t.next=15;break;case 11:if("body"!==$()(S()(e),je)){t.next=15;break}return t.next=14,$()(S()(e),me).estimatePoses($()(S()(e),be),{maxPoses:5,flipHorizontal:!1,scoreThreshold:.5,nmsRadius:20});case 14:n=t.sent;case 15:if(he&&$()(S()(e),$e).end(),n.length>0){if(r=null,o=null,a=null,"face"===$()(S()(e),je)){if(i=n[0],"single"===$()(S()(e),Ne))"nearest"===$()(S()(e),Ae)?i=n[0]:"farthest"===$()(S()(e),Ae)?i=n[n.length-1]:"median"===$()(S()(e),Ae)&&(i=n[(n.length-1)/2]);else if("group"===$()(S()(e),Ne)){s=ae(n);try{for(s.s();!(u=s.n()).done;)c=u.value,i.topLeft[0]=Math.min(i.topLeft[0],c.topLeft[0]),i.topLeft[1]=Math.min(i.topLeft[1],c.topLeft[1]),i.bottomRight[0]=Math.max(i.bottomRight[0],c.bottomRight[0]),i.bottomRight[1]=Math.max(i.bottomRight[1],c.bottomRight[1])}catch(e){s.e(e)}finally{s.f()}}r=i.topLeft,o=i.bottomRight,a=[o[0]-r[0],o[1]-r[1]]}else if("body"===$()(S()(e),je)){if(l={top:$()(S()(e),be).videoHeight,left:$()(S()(e),be).videoWidth,bottom:0,right:0},"single"===$()(S()(e),Ne)){d=[],"nearest"===$()(S()(e),Ae)?d=n[0].keypoints:"farthest"===$()(S()(e),Ae)?d=n[n.length-1].keypoints:"median"===$()(S()(e),Ae)&&(d=n[(n.length-1)/2].keypoints),p=ae(d);try{for(p.s();!(h=p.n()).done;)f=h.value,l.top=Math.min(l.top,f.y),l.left=Math.min(l.left,f.x),l.bottom=Math.max(l.bottom,f.y),l.right=Math.max(l.right,f.x)}catch(e){p.e(e)}finally{p.f()}}else if("group"===$()(S()(e),Ne)){m=ae(n);try{for(m.s();!(g=m.n()).done;){b=g.value,y=ae(b.keypoints);try{for(y.s();!(v=y.n()).done;)x=v.value,l.top=Math.min(l.top,x.y),l.left=Math.min(l.left,x.x),l.bottom=Math.max(l.bottom,x.y),l.right=Math.max(l.right,x.x)}catch(e){y.e(e)}finally{y.f()}}}catch(e){m.e(e)}finally{m.f()}}r=[l.left,l.top],o=[l.right,l.bottom],a=[o[0]-r[0],o[1]-r[1]]}D()(S()(e),Ie,new te.b($()(S()(e),Ee)).to({x:r[0],y:r[1],width:a[0],height:a[1]},1e3).easing($()(S()(e),Re)).onUpdate((function(){D()(S()(e),we,$()(S()(e),Ee).x),D()(S()(e),Oe,$()(S()(e),Ee).y),D()(S()(e),ke,$()(S()(e),Ee).width),D()(S()(e),Se,$()(S()(e),Ee).height)}))),D()(S()(e),Ce,+$()(S()(e),Ce)+1),$()(S()(e),Ce)>3&&(D()(S()(e),Ce,0),D()(S()(e),Te,!0),$()(S()(e),Ie).start())}else Q.debug(pe,"target detected reset"),D()(S()(e),Ce,+$()(S()(e),Ce)-1),$()(S()(e),Ce)<0&&(D()(S()(e),Ce,0),D()(S()(e),Te,!1),$()(S()(e),Ie).stop());case 17:case"end":return t.stop()}}),t)}))),function(){return o.apply(this,arguments)})}),ce(S()(e),Be,{writable:!0,value:function(t){return Q.debug(pe,"playOffscreenStream"),new U.a((function(n,r){D()(S()(e),be,document.createElement("video")),$()(S()(e),be).setAttribute("autoplay",""),$()(S()(e),be).addEventListener("loadeddata",(function(){Q.debug(pe,"offScreen media stream is loaded"),D()(S()(e),ge,!0),D()(S()(e),ye,document.createElement("canvas")),$()(S()(e),be).width=$()(S()(e),be).videoWidth,$()(S()(e),be).height=$()(S()(e),be).videoHeight,$()(S()(e),ye).setAttribute("width",$()(S()(e),be).videoWidth),$()(S()(e),ye).setAttribute("height",$()(S()(e),be).videoHeight),D()(S()(e),ve,$()(S()(e),ye).getContext("2d"));var t=$()(S()(e),ye).captureStream().getVideoTracks();t.length>0&&Q.debug(pe,"replace video track with video track of the canvas stream"),e.emit("autoZoomStarted",t[0]),requestAnimationFrame($()(S()(e),Pe)),n()})),$()(S()(e),be).addEventListener("error",(function(){Q.error(pe,"fail to load the offscreen video"),r(new Error("fail to 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+/**
+ * @license
+ * Copyright 2022 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+const r=[{tfOpName:"Add",category:"arithmetic",inputs:[{start:0,name:"a",type:"tensor"},{start:1,name:"b",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"AddV2",category:"arithmetic",inputs:[{start:0,name:"a",type:"tensor"},{start:1,name:"b",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"AddN",category:"arithmetic",inputs:[{start:0,end:0,name:"tensors",type:"tensors"}]},{tfOpName:"BiasAdd",category:"arithmetic",inputs:[{start:0,name:"a",type:"tensor"},{start:1,name:"b",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0},{tfName:"data_format",name:"dataFormat",type:"string",notSupported:!0}]},{tfOpName:"Sub",category:"arithmetic",inputs:[{start:0,name:"a",type:"tensor"},{start:1,name:"b",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"RealDiv",category:"arithmetic",inputs:[{start:0,name:"a",type:"tensor"},{start:1,name:"b",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Div",category:"arithmetic",inputs:[{start:0,name:"a",type:"tensor"},{start:1,name:"b",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"DivNoNan",category:"arithmetic",inputs:[{start:0,name:"a",type:"tensor"},{start:1,name:"b",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"FloorDiv",category:"arithmetic",inputs:[{start:0,name:"a",type:"tensor"},{start:1,name:"b",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Mul",category:"arithmetic",inputs:[{start:0,name:"a",type:"tensor"},{start:1,name:"b",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Maximum",category:"arithmetic",inputs:[{start:0,name:"a",type:"tensor"},{start:1,name:"b",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Minimum",category:"arithmetic",inputs:[{start:0,name:"a",type:"tensor"},{start:1,name:"b",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Pow",category:"arithmetic",inputs:[{start:0,name:"a",type:"tensor"},{start:1,name:"b",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"SquaredDifference",category:"arithmetic",inputs:[{start:0,name:"a",type:"tensor"},{start:1,name:"b",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Mod",category:"arithmetic",inputs:[{start:0,name:"a",type:"tensor"},{start:1,name:"b",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"FloorMod",category:"arithmetic",inputs:[{start:0,name:"a",type:"tensor"},{start:1,name:"b",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]}]},function(e,t,n){"use strict";n.r(t),n.d(t,"json",(function(){return r}));
+/**
+ * @license
+ * Copyright 2022 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+const r=[{tfOpName:"Abs",category:"basic_math",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Acos",category:"basic_math",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Asin",category:"basic_math",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Atan",category:"basic_math",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Atan2",category:"basic_math",inputs:[{start:0,name:"x",type:"tensor"},{start:1,name:"y",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Ceil",category:"basic_math",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"ClipByValue",category:"basic_math",inputs:[{start:0,name:"x",type:"tensor"},{start:1,name:"clipValueMin",type:"number"},{start:2,name:"clipValueMax",type:"number"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Complex",category:"basic_math",inputs:[{start:0,name:"real",type:"tensor"},{start:1,name:"imag",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"ComplexAbs",category:"basic_math",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Cos",category:"basic_math",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Cosh",category:"basic_math",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Elu",category:"basic_math",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Exp",category:"basic_math",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Floor",category:"basic_math",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Log",category:"basic_math",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Imag",category:"basic_math",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0},{tfName:"Tout",name:"outputType",type:"dtype",notSupported:!0}]},{tfOpName:"Neg",category:"basic_math",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Real",category:"basic_math",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0},{tfName:"Tout",name:"outputType",type:"dtype",notSupported:!0}]},{tfOpName:"Prelu",category:"basic_math",inputs:[{start:0,name:"x",type:"tensor"},{start:1,name:"alpha",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Relu",category:"basic_math",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Relu6",category:"basic_math",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Selu",category:"basic_math",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Sigmoid",category:"basic_math",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Sin",category:"basic_math",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Sinh",category:"basic_math",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Sqrt",category:"basic_math",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Rsqrt",category:"basic_math",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Square",category:"basic_math",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Tan",category:"basic_math",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Tanh",category:"basic_math",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Sign",category:"basic_math",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Round",category:"basic_math",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Expm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strict";n.r(t),n.d(t,"json",(function(){return r}));
+/**
+ * @license
+ * Copyright 2022 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+const r=[{tfOpName:"EmptyTensorList",category:"control",inputs:[{start:0,name:"elementShape",type:"shape"},{start:1,name:"maxNumElements",type:"number"}],attrs:[{tfName:"element_dtype",name:"elementDType",type:"dtype"}]},{tfOpName:"LoopCond",category:"control",inputs:[{start:0,name:"pred",type:"tensor"}]},{tfOpName:"Switch",category:"control",inputs:[{start:0,name:"data",type:"tensor"},{start:1,name:"pred",type:"tensor"}]},{tfOpName:"Merge",category:"control",inputs:[{start:0,end:0,name:"tensors",type:"tensors"}]},{tfOpName:"Enter",category:"control",inputs:[{start:0,name:"tensor",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0},{tfName:"frame_name",name:"frameName",type:"string"},{tfName:"is_constant",name:"isConstant",type:"bool"}]},{tfOpName:"Exit",category:"control",inputs:[{start:0,name:"tensor",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"NextIteration",category:"control",inputs:[{start:0,name:"tensor",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"TensorArrayV3",category:"control",inputs:[{start:0,name:"size",type:"number"}],attrs:[{tfName:"dtype",name:"dtype",type:"dtype"},{tfName:"element_shape",name:"elementShape",type:"shape"},{tfName:"dynamic_size",name:"dynamicSize",type:"bool"},{tfName:"clear_after_read",name:"clearAfterRead",type:"bool"},{tfName:"identical_element_shapes",name:"identicalElementShapes",type:"bool"},{tfName:"tensor_array_name",name:"name",type:"string"}]},{tfOpName:"TensorArrayWriteV3",category:"control",inputs:[{start:0,name:"tensorArrayId",type:"tensor"},{start:1,name:"index",type:"number"},{start:2,name:"tensor",type:"tensor"},{start:3,name:"flowIn",type:"number"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"TensorArrayReadV3",category:"control",inputs:[{start:0,name:"tensorArrayId",type:"tensor"},{start:1,name:"index",type:"number"},{start:2,name:"flowIn",type:"number"}],attrs:[{tfName:"dtype",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"TensorArrayGatherV3",category:"control",inputs:[{start:0,name:"tensorArrayId",type:"tensor"},{start:1,name:"indices",type:"number[]"},{start:2,name:"flowIn",type:"number"}],attrs:[{tfName:"dtype",name:"dtype",type:"dtype"},{tfName:"element_shape",name:"elementShape",type:"shape"}]},{tfOpName:"TensorArrayScatterV3",category:"control",inputs:[{start:0,name:"tensorArrayId",type:"tensor"},{start:1,name:"indices",type:"number[]"},{start:2,name:"tensor",type:"tensor"},{start:3,name:"flowIn",type:"number"}],attrs:[{tfName:"T",name:"dtype",type:"dtype"}]},{tfOpName:"TensorArrayConcatV3",category:"control",inputs:[{start:0,name:"tensorArrayId",type:"tensor"},{start:1,name:"flowIn",type:"number"}],attrs:[{tfName:"dtype",name:"dtype",type:"dtype"},{tfName:"element_shape_except0",name:"elementShapeExcept0",type:"shape",notSupported:!0}]},{tfOpName:"TensorArraySplitV3",category:"control",inputs:[{start:0,name:"tensorArrayId",type:"tensor"},{start:1,name:"tensor",type:"tensor"},{start:2,name:"lengths",type:"number[]"},{start:3,name:"flowIn",type:"number"}],attrs:[{tfName:"T",name:"dtype",type:"dtype"}]},{tfOpName:"TensorArraySizeV3",category:"control",inputs:[{start:0,name:"tensorArrayId",type:"tensor"},{start:1,name:"flowIn",type:"number"}]},{tfOpName:"TensorArrayCloseV3",category:"control",inputs:[{start:0,name:"tensorArrayId",type:"tensor"}]},{tfOpName:"StatelessIf",category:"control",inputs:[{start:0,name:"cond",type:"tensor"},{start:1,end:0,name:"args",type:"tensors"}],attrs:[{tfName:"then_branch",name:"thenBranch",type:"func"},{tfName:"else_branch",name:"elseBranch",type:"func"}]},{tfOpName:"If",category:"control",inputs:[{start:0,name:"cond",type:"tensor"},{start:1,end:0,name:"args",type:"tensors"}],attrs:[{tfName:"then_branch",name:"thenBranch",type:"func"},{tfName:"else_branch",name:"elseBranch",type:"func"}]},{tfOpName:"StatelessWhile",category:"control",inputs:[{start:0,end:0,name:"args",type:"tensors"}],attrs:[{tfName:"cond",name:"cond",type:"func"},{tfName:"body",name:"body",type:"func"}]},{tfOpName:"While",category:"control",inputs:[{start:0,end:0,name:"args",type:"tensors"}],attrs:[{tfName:"cond",name:"cond",type:"func"},{tfName:"body",name:"body",type:"func"}]},{tfOpName:"TensorListScatter",category:"control",inputs:[{start:0,name:"tensor",type:"tensor"},{start:1,name:"indices",type:"number[]"},{start:2,name:"elementShape",type:"shape"}],attrs:[{tfName:"element_dtype",name:"elementDType",type:"dtype"}]},{tfOpName:"TensorListScatterV2",category:"control",inputs:[{start:0,name:"tensor",type:"tensor"},{start:1,name:"indices",type:"number[]"},{start:2,name:"elementShape",type:"shape"},{start:3,name:"numElements",type:"number"}],attrs:[{tfName:"element_dtype",name:"elementDType",type:"dtype"}]},{tfOpName:"TensorListGather",category:"control",inputs:[{start:0,name:"tensorListId",type:"tensor"},{start:1,name:"indices",type:"number[]"},{start:2,name:"elementShape",type:"shape"}],attrs:[{tfName:"element_dtype",name:"elementDType",type:"dtype"}]},{tfOpName:"TensorListGetItem",category:"control",inputs:[{start:0,name:"tensorListId",type:"tensor"},{start:1,name:"index",type:"number"},{start:2,name:"elementShape",type:"shape"}],attrs:[{tfName:"element_dtype",name:"elementDType",type:"dtype"}]},{tfOpName:"TensorListSetItem",category:"control",inputs:[{start:0,name:"tensorListId",type:"tensor"},{start:1,name:"index",type:"number"},{start:2,name:"tensor",type:"tensor"}],attrs:[{tfName:"element_dtype",name:"elementDType",type:"dtype"}]},{tfOpName:"TensorListReserve",category:"control",inputs:[{start:0,name:"elementShape",type:"shape"},{start:1,name:"numElements",type:"number"}],attrs:[{tfName:"element_dtype",name:"elementDType",type:"dtype"}]},{tfOpName:"TensorListFromTensor",category:"control",inputs:[{start:0,name:"tensor",type:"tensor"},{start:1,name:"elementShape",type:"shape"}],attrs:[{tfName:"element_dtype",name:"elementDType",type:"dtype"}]},{tfOpName:"TensorListStack",category:"control",inputs:[{start:0,name:"tensorListId",type:"tensor"},{start:1,name:"elementShape",type:"shape"}],attrs:[{tfName:"element_dtype",name:"elementDType",type:"dtype"},{tfName:"num_elements",name:"numElements",type:"dtype"}]},{tfOpName:"TensorListSplit",category:"control",inputs:[{start:0,name:"tensor",type:"tensor"},{start:1,name:"elementShape",type:"shape"},{start:2,name:"lengths",type:"number[]"}],attrs:[{tfName:"element_dtype",name:"elementDType",type:"dtype"}]},{tfOpName:"TensorListConcat",category:"control",inputs:[{start:0,name:"tensorListId",type:"tensor"}],attrs:[{tfName:"element_shape",name:"elementShape",type:"shape"},{tfName:"element_dtype",name:"elementDType",type:"dtype"}]},{tfOpName:"TensorListPopBack",category:"control",inputs:[{start:0,name:"tensorListId",type:"tensor"},{start:1,name:"elementShape",type:"shape"}],attrs:[{tfName:"element_dtype",name:"elementDType",type:"dtype"}]},{tfOpName:"TensorListPushBack",category:"control",inputs:[{start:0,name:"tensorListId",type:"tensor"},{start:1,name:"tensor",type:"tensor"}],attrs:[{tfName:"element_dtype",name:"elementDType",type:"dtype"}]}]},function(e,t,n){"use strict";n.r(t),n.d(t,"json",(function(){return r}));
+/**
+ * @license
+ * Copyright 2022 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+const r=[{tfOpName:"AvgPool",category:"convolution",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"strides",name:"strides",type:"number[]"},{tfName:"padding",name:"pad",type:"string"},{tfName:"data_format",name:"dataFormat",type:"string",notSupported:!0},{tfName:"ksize",name:"kernelSize",type:"number[]"},{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"MaxPool",category:"convolution",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"strides",name:"strides",type:"number[]"},{tfName:"padding",name:"pad",type:"string"},{tfName:"data_format",name:"dataFormat",type:"string",notSupported:!0},{tfName:"ksize",name:"kernelSize",type:"number[]"},{tfName:"explicit_paddings",name:"explicitPaddings",type:"number[]",defaultValue:[],notSupported:!0},{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"MaxPoolWithArgmax",category:"convolution",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"strides",name:"strides",type:"number[]"},{tfName:"padding",name:"pad",type:"string"},{tfName:"ksize",name:"kernelSize",type:"number[]"},{tfName:"include_batch_in_index",name:"includeBatchInIndex",type:"bool"},{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"AvgPool3D",category:"convolution",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"strides",name:"strides",type:"number[]"},{tfName:"padding",name:"pad",type:"string"},{tfName:"data_format",name:"dataFormat",type:"string",notSupported:!0},{tfName:"ksize",name:"kernelSize",type:"number[]"},{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"MaxPool3D",category:"convolution",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"strides",name:"strides",type:"number[]"},{tfName:"padding",name:"pad",type:"string"},{tfName:"data_format",name:"dataFormat",type:"string",notSupported:!0},{tfName:"ksize",name:"kernelSize",type:"number[]"},{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Conv1D",category:"convolution",inputs:[{start:0,name:"x",type:"tensor"},{start:1,name:"filter",type:"tensor"}],attrs:[{tfName:"stride",name:"stride",type:"number"},{tfName:"padding",name:"pad",type:"string"},{tfName:"data_format",name:"dataFormat",type:"string",defaultValue:"NWC"},{tfName:"T",name:"dtype",type:"dtype",notSupported:!0},{tfName:"dilation",name:"dilation",type:"number",defaultValue:1}]},{tfOpName:"Conv2D",category:"convolution",inputs:[{start:0,name:"x",type:"tensor"},{start:1,name:"filter",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0},{tfName:"strides",name:"strides",type:"number[]"},{tfName:"padding",name:"pad",type:"string"},{tfName:"useCudnnOnGpu",name:"useCudnnOnGpu",type:"bool"},{tfName:"data_format",name:"dataFormat",type:"string",defaultValue:"NHWC"},{tfName:"explicit_paddings",name:"explicitPaddings",type:"number[]",defaultValue:[]},{tfName:"dilations",name:"dilations",type:"number[]"}]},{tfOpName:"_FusedConv2D",category:"convolution",inputs:[{start:0,name:"x",type:"tensor"},{start:1,name:"filter",type:"tensor"},{start:2,end:0,name:"args",type:"tensors"}],attrs:[{tfName:"num_args",name:"numArgs",type:"number"},{tfName:"T",name:"dtype",type:"dtype",notSupported:!0},{tfName:"strides",name:"strides",type:"number[]"},{tfName:"padding",name:"pad",type:"string"},{tfName:"explicit_paddings",name:"explicitPaddings",type:"number[]",defaultValue:[]},{tfName:"use_cudnn_on_gpu",name:"useCudnnOnGpu",type:"bool",defaultValue:!0},{tfName:"data_format",name:"dataFormat",type:"string",defaultValue:"NHWC"},{tfName:"dilations",name:"dilations",type:"number[]",defaultValue:[1,1,1,1]},{tfName:"fused_ops",name:"fusedOps",type:"string[]",defaultValue:[]},{tfName:"epsilon",name:"epsilon",type:"number",defaultValue:1e-4},{tfName:"leakyrelu_alpha",name:"leakyreluAlpha",type:"number"}]},{tfOpName:"Conv2DBackpropInput",category:"convolution",inputs:[{start:2,name:"x",type:"tensor"},{start:1,name:"filter",type:"tensor"},{start:0,name:"outputShape",type:"number[]"}],attrs:[{tfName:"strides",name:"strides",type:"number[]"},{tfName:"padding",name:"pad",type:"string"},{tfName:"data_format",name:"dataFormat",type:"string",notSupported:!0},{tfName:"explicit_paddings",name:"explicitPaddings",type:"number[]",defaultValue:[]},{tfName:"dilations",name:"dilations",type:"number[]",notSupported:!0}]},{tfOpName:"DepthwiseConv2d",category:"convolution",inputs:[{start:0,name:"input",type:"tensor"},{start:1,name:"filter",type:"tensor"}],attrs:[{tfName:"strides",name:"strides",type:"number[]"},{tfName:"padding",name:"pad",type:"string"},{tfName:"data_format",name:"dataFormat",type:"string",defaultValue:"NHWC"},{tfName:"explicit_paddings",name:"explicitPaddings",type:"number[]",defaultValue:[]},{tfName:"dilations",name:"dilations",type:"number[]"}]},{tfOpName:"DepthwiseConv2dNative",category:"convolution",inputs:[{start:0,name:"input",type:"tensor"},{start:1,name:"filter",type:"tensor"}],attrs:[{tfName:"strides",name:"strides",type:"number[]"},{tfName:"padding",name:"pad",type:"string"},{tfName:"data_format",name:"dataFormat",type:"string",defaultValue:"NHWC"},{tfName:"explicit_paddings",name:"explicitPaddings",type:"number[]",defaultValue:[]},{tfName:"dilations",name:"dilations",type:"number[]"}]},{tfOpName:"FusedDepthwiseConv2dNative",category:"convolution",inputs:[{start:0,name:"x",type:"tensor"},{start:1,name:"filter",type:"tensor"},{start:2,end:0,name:"args",type:"tensors"}],attrs:[{tfName:"num_args",name:"numArgs",type:"number"},{tfName:"T",name:"dtype",type:"dtype",notSupported:!0},{tfName:"strides",name:"strides",type:"number[]"},{tfName:"padding",name:"pad",type:"string"},{tfName:"data_format",name:"dataFormat",type:"string",defaultValue:"NHWC"},{tfName:"dilations",name:"dilations",type:"number[]",defaultValue:[1,1,1,1]},{tfName:"fused_ops",name:"fusedOps",type:"string[]",defaultValue:[]},{tfName:"explicit_paddings",name:"explicitPaddings",type:"number[]",defaultValue:[]}]},{tfOpName:"Conv3D",category:"convolution",inputs:[{start:0,name:"x",type:"tensor"},{start:1,name:"filter",type:"tensor"}],attrs:[{tfName:"strides",name:"strides",type:"number[]"},{tfName:"padding",name:"pad",type:"string"},{tfName:"data_format",name:"dataFormat",type:"string",defaultValue:"NHWC"},{tfName:"dilations",name:"dilations",type:"number[]"}]},{tfOpName:"Dilation2D",category:"convolution",inputs:[{start:0,name:"x",type:"tensor"},{start:1,name:"filter",type:"tensor"}],attrs:[{tfName:"strides",name:"strides",type:"number[]"},{tfName:"rates",name:"dilations",type:"number[]"},{tfName:"padding",name:"pad",type:"string"}]}]},function(e,t,n){"use strict";n.r(t),n.d(t,"json",(function(){return r}));
+/**
+ * @license
+ * Copyright 2022 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+const r=[{tfOpName:"Fill",category:"creation",inputs:[{start:0,name:"shape",type:"number[]"},{start:1,name:"value",type:"number"}],attrs:[{tfName:"T",name:"dtype",type:"dtype"}]},{tfOpName:"LinSpace",category:"creation",inputs:[{start:0,name:"start",type:"number"},{start:1,name:"stop",type:"number"},{start:2,name:"num",type:"number"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"OneHot",category:"creation",inputs:[{start:0,name:"indices",type:"tensor"},{start:1,name:"depth",type:"number"},{start:2,name:"onValue",type:"number",defaultValue:1},{start:3,name:"offValue",type:"number",defaultValue:0}],attrs:[{tfName:"axis",name:"axis",type:"number",notSupported:!0},{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Ones",category:"creation",inputs:[{start:0,name:"shape",type:"number[]"}],attrs:[{tfName:"T",name:"dtype",type:"dtype"}]},{tfOpName:"OnesLike",category:"creation",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"dtype",name:"dtype",type:"dtype"}]},{tfOpName:"RandomUniform",category:"creation",inputs:[{start:0,name:"shape",type:"number[]"}],attrs:[{tfName:"minval",name:"minval",type:"number",defaultValue:0},{tfName:"maxval",name:"maxval",type:"number",defaultValue:1},{tfName:"dtype",name:"dtype",type:"dtype"},{tfName:"seed",name:"seed",type:"number",defaultValue:0},{tfName:"seed2",name:"seed2",type:"number",defaultValue:0,notSupported:!0},{tfName:"T",name:"T",type:"number",notSupported:!0}]},{tfOpName:"Range",category:"creation",inputs:[{start:0,name:"start",type:"number"},{start:1,name:"stop",type:"number"},{start:2,name:"step",type:"number",defaultValue:0}],attrs:[{tfName:"Tidx",name:"dtype",type:"dtype"}]},{tfOpName:"TruncatedNormal",category:"creation",inputs:[{start:0,name:"shape",type:"number[]"}],attrs:[{tfName:"means",name:"mean",type:"number",defaultValue:0},{tfName:"stddev",name:"stdDev",type:"number",defaultValue:1},{tfName:"seed",name:"seed",type:"number"},{tfName:"seed2",name:"seed2",type:"number",defaultValue:0,notSupported:!0},{tfName:"dtype",name:"dtype",type:"dtype"},{tfName:"T",name:"T",type:"number",notSupported:!0}]},{tfOpName:"Zeros",category:"creation",inputs:[{start:0,name:"shape",type:"number[]"}],attrs:[{tfName:"T",name:"dtype",type:"dtype"}]},{tfOpName:"ZerosLike",category:"creation",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype"}]},{tfOpName:"Multinomial",category:"creation",inputs:[{start:0,name:"logits",type:"tensor"},{start:1,name:"numSamples",type:"number"}],attrs:[{tfName:"seed",name:"seed",type:"number"},{tfName:"seed2",name:"seed2",type:"number"},{tfName:"T",name:"dtype",type:"dtype"},{tfName:"output_dtype",name:"output_dtype",type:"dtype"}]}]},function(e,t,n){"use strict";n.r(t),n.d(t,"json",(function(){return r}));
+/**
+ * @license
+ * Copyright 2022 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+const r=[{tfOpName:"NonMaxSuppressionV2",category:"dynamic",inputs:[{start:0,name:"boxes",type:"tensor"},{start:1,name:"scores",type:"tensor"},{start:2,name:"maxOutputSize",type:"number"},{start:3,name:"iouThreshold",type:"number"}]},{tfOpName:"NonMaxSuppressionV3",category:"dynamic",inputs:[{start:0,name:"boxes",type:"tensor"},{start:1,name:"scores",type:"tensor"},{start:2,name:"maxOutputSize",type:"number"},{start:3,name:"iouThreshold",type:"number"},{start:4,name:"scoreThreshold",type:"number"}]},{tfOpName:"NonMaxSuppressionV4",category:"dynamic",inputs:[{start:0,name:"boxes",type:"tensor"},{start:1,name:"scores",type:"tensor"},{start:2,name:"maxOutputSize",type:"number"},{start:3,name:"iouThreshold",type:"number"},{start:4,name:"scoreThreshold",type:"number"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0},{tfName:"T_threshold",name:"threshold",type:"dtype",notSupported:!0},{tfName:"pad_to_max_output_size",name:"padToMaxOutputSize",type:"bool"}]},{tfOpName:"NonMaxSuppressionV5",category:"dynamic",inputs:[{start:0,name:"boxes",type:"tensor"},{start:1,name:"scores",type:"tensor"},{start:2,name:"maxOutputSize",type:"number"},{start:3,name:"iouThreshold",type:"number"},{start:4,name:"scoreThreshold",type:"number"},{start:5,name:"softNmsSigma",type:"number"}]},{tfOpName:"Where",category:"dynamic",inputs:[{start:0,name:"condition",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"ListDiff",category:"dynamic",inputs:[{start:0,name:"x",type:"tensor"},{start:1,name:"y",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]}]},function(e,t,n){"use strict";n.r(t),n.d(t,"json",(function(){return r}));
+/**
+ * @license
+ * Copyright 2022 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+const r=[{tfOpName:"TopKV2",category:"evaluation",inputs:[{start:0,name:"x",type:"tensor"},{start:1,name:"k",type:"number"}],attrs:[{tfName:"sorted",name:"sorted",type:"bool"}]},{tfOpName:"Unique",category:"evaluation",inputs:[{start:0,name:"x",type:"tensor"}]},{tfOpName:"UniqueV2",category:"evaluation",inputs:[{start:0,name:"x",type:"tensor"},{start:1,name:"axis",type:"number"}]}]},function(e,t,n){"use strict";n.r(t),n.d(t,"json",(function(){return r}));
+/**
+ * @license
+ * Copyright 2022 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+const r=[{tfOpName:"PlaceholderWithDefault",category:"graph",inputs:[{start:0,name:"default",type:"tensor"}],attrs:[{tfName:"shape",name:"shape",type:"shape"},{tfName:"dtype",name:"dtype",type:"dtype"}]},{tfOpName:"Placeholder",category:"graph",attrs:[{tfName:"shape",name:"shape",type:"shape"},{tfName:"dtype",name:"dtype",type:"dtype"}]},{tfOpName:"Const",category:"graph"},{tfOpName:"Identity",category:"graph",inputs:[{start:0,name:"x",type:"tensor"}]},{tfOpName:"IdentityN",category:"graph",inputs:[{start:0,end:0,name:"x",type:"tensors"}]},{tfOpName:"Snapshot",category:"graph",inputs:[{start:0,name:"x",type:"tensor"}]},{tfOpName:"Rank",category:"graph",inputs:[{start:0,name:"x",type:"tensor"}]},{tfOpName:"Size",category:"graph",inputs:[{start:0,name:"x",type:"tensor"}]},{tfOpName:"Shape",category:"graph",inputs:[{start:0,name:"x",type:"tensor"}]},{tfOpName:"ShapeN",category:"graph",inputs:[{start:0,end:0,name:"x",type:"tensors"}]},{tfOpName:"Print",category:"graph",inputs:[{start:0,name:"x",type:"tensor"},{start:1,name:"data",type:"tensors"}],attrs:[{tfName:"message",name:"message",type:"string"},{tfName:"first_n",name:"firstN",type:"number",notSupported:!0},{tfName:"summarize",name:"summarize",type:"number",defaultValue:3}]},{tfOpName:"NoOp",category:"graph",inputs:[]},{tfOpName:"StopGradient",category:"graph",inputs:[{start:0,name:"x",type:"tensor"}]},{tfOpName:"FakeQuantWithMinMaxVars",category:"graph",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"min",name:"min",type:"number"},{tfName:"max",name:"max",type:"number"}]}]},function(e,t,n){"use strict";n.r(t),n.d(t,"json",(function(){return r}));
+/**
+ * @license
+ * Copyright 2022 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+const r=[{tfOpName:"HashTable",category:"hash_table",inputs:[],attrs:[{tfName:"shared_name",name:"sharedName",type:"string"},{tfName:"use_node_name_sharing",name:"useNodeNameSharing",type:"bool"},{tfName:"key_dtype",name:"keyDType",type:"dtype"},{tfName:"value_dtype",name:"valueDType",type:"dtype"}]},{tfOpName:"HashTableV2",category:"hash_table",inputs:[],attrs:[{tfName:"shared_name",name:"sharedName",type:"string"},{tfName:"use_node_name_sharing",name:"useNodeNameSharing",type:"bool"},{tfName:"key_dtype",name:"keyDType",type:"dtype"},{tfName:"value_dtype",name:"valueDType",type:"dtype"}]},{tfOpName:"LookupTableImport",category:"hash_table",inputs:[{start:0,name:"tableHandle",type:"tensor"},{start:1,name:"keys",type:"tensor"},{start:2,name:"values",type:"tensor"}],attrs:[{tfName:"Tin",name:"tIn",type:"dtype",notSupported:!0},{tfName:"Tout",name:"tOut",type:"dtype",notSupported:!0}]},{tfOpName:"LookupTableImportV2",category:"hash_table",inputs:[{start:0,name:"tableHandle",type:"tensor"},{start:1,name:"keys",type:"tensor"},{start:2,name:"values",type:"tensor"}],attrs:[{tfName:"Tin",name:"tIn",type:"dtype",notSupported:!0},{tfName:"Tout",name:"tOut",type:"dtype",notSupported:!0}]},{tfOpName:"LookupTableFind",category:"hash_table",inputs:[{start:0,name:"tableHandle",type:"tensor"},{start:1,name:"keys",type:"tensor"},{start:2,name:"defaultValue",type:"tensor"}],attrs:[{tfName:"Tin",name:"tIn",type:"dtype",notSupported:!0},{tfName:"Tout",name:"tOut",type:"dtype",notSupported:!0}]},{tfOpName:"LookupTableFindV2",category:"hash_table",inputs:[{start:0,name:"tableHandle",type:"tensor"},{start:1,name:"keys",type:"tensor"},{start:2,name:"defaultValue",type:"tensor"}],attrs:[{tfName:"Tin",name:"tIn",type:"dtype",notSupported:!0},{tfName:"Tout",name:"tOut",type:"dtype",notSupported:!0}]},{tfOpName:"LookupTableSize",category:"hash_table",inputs:[{start:0,name:"tableHandle",type:"tensor"}]},{tfOpName:"LookupTableSizeV2",category:"hash_table",inputs:[{start:0,name:"tableHandle",type:"tensor"}]}]},function(e,t,n){"use strict";n.r(t),n.d(t,"json",(function(){return r}));
+/**
+ * @license
+ * Copyright 2022 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+const r=[{tfOpName:"ResizeBilinear",category:"image",inputs:[{start:0,name:"images",type:"tensor"},{start:1,name:"size",type:"number[]"}],attrs:[{tfName:"align_corners",name:"alignCorners",type:"bool"},{tfName:"half_pixel_centers",name:"halfPixelCenters",type:"bool"},{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"ResizeNearestNeighbor",category:"image",inputs:[{start:0,name:"images",type:"tensor"},{start:1,name:"size",type:"number[]"}],attrs:[{tfName:"align_corners",name:"alignCorners",type:"bool"},{tfName:"half_pixel_centers",name:"halfPixelCenters",type:"bool"},{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"CropAndResize",category:"image",inputs:[{start:0,name:"image",type:"tensor"},{start:1,name:"boxes",type:"tensor"},{start:2,name:"boxInd",type:"tensor"},{start:3,name:"cropSize",type:"number[]"}],attrs:[{tfName:"method",name:"method",type:"string"},{tfName:"extrapolation_value",name:"extrapolationValue",type:"number"}]}]},function(e,t,n){"use strict";n.r(t),n.d(t,"json",(function(){return r}));
+/**
+ * @license
+ * Copyright 2022 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+const r=[{tfOpName:"Equal",category:"logical",inputs:[{start:0,name:"a",type:"tensor"},{start:1,name:"b",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"NotEqual",category:"logical",inputs:[{start:0,name:"a",type:"tensor"},{start:1,name:"b",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Greater",category:"logical",inputs:[{start:0,name:"a",type:"tensor"},{start:1,name:"b",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"GreaterEqual",category:"logical",inputs:[{start:0,name:"a",type:"tensor"},{start:1,name:"b",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Less",category:"logical",inputs:[{start:0,name:"a",type:"tensor"},{start:1,name:"b",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"LessEqual",category:"logical",inputs:[{start:0,name:"a",type:"tensor"},{start:1,name:"b",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"LogicalAnd",category:"logical",inputs:[{start:0,name:"a",type:"tensor"},{start:1,name:"b",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"LogicalNot",category:"logical",inputs:[{start:0,name:"a",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"LogicalOr",category:"logical",inputs:[{start:0,name:"a",type:"tensor"},{start:1,name:"b",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Select",category:"logical",inputs:[{start:0,name:"condition",type:"tensor"},{start:1,name:"a",type:"tensor"},{start:2,name:"b",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"SelectV2",category:"logical",inputs:[{start:0,name:"condition",type:"tensor"},{start:1,name:"a",type:"tensor"},{start:2,name:"b",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]}]},function(e,t,n){"use strict";n.r(t),n.d(t,"json",(function(){return r}));
+/**
+ * @license
+ * Copyright 2022 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+const r=[{tfOpName:"_FusedMatMul",category:"matrices",inputs:[{start:0,name:"a",type:"tensor"},{start:1,name:"b",type:"tensor"},{start:2,end:0,name:"args",type:"tensors"}],attrs:[{tfName:"num_args",name:"numArgs",type:"number"},{tfName:"fused_ops",name:"fusedOps",type:"string[]",defaultValue:[]},{tfName:"epsilon",name:"epsilon",type:"number",defaultValue:1e-4},{tfName:"transpose_a",name:"transposeA",type:"bool",defaultValue:!1},{tfName:"transpose_b",name:"transposeB",type:"bool",defaultValue:!1},{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"MatMul",category:"matrices",inputs:[{start:0,name:"a",type:"tensor"},{start:1,name:"b",type:"tensor"}],attrs:[{tfName:"transpose_a",name:"transposeA",type:"bool",defaultValue:!1},{tfName:"transpose_b",name:"transposeB",type:"bool",defaultValue:!1},{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"BatchMatMul",category:"matrices",inputs:[{start:0,name:"a",type:"tensor"},{start:1,name:"b",type:"tensor"}],attrs:[{tfName:"adj_x",name:"transposeA",type:"bool",defaultValue:!1},{tfName:"adj_y",name:"transposeB",type:"bool",defaultValue:!1},{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"BatchMatMulV2",category:"matrices",inputs:[{start:0,name:"a",type:"tensor"},{start:1,name:"b",type:"tensor"}],attrs:[{tfName:"adj_x",name:"transposeA",type:"bool",defaultValue:!1},{tfName:"adj_y",name:"transposeB",type:"bool",defaultValue:!1},{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Transpose",category:"matrices",inputs:[{start:0,name:"x",type:"tensor"},{start:1,name:"perm",type:"number[]"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"Einsum",category:"matrices",inputs:[{start:0,end:0,name:"tensors",type:"tensors"}],attrs:[{tfName:"equation",name:"equation",type:"string"},{tfName:"N",name:"n",type:"number",defaultValue:2},{tfName:"T",name:"dtype",type:"dtype"}]}]},function(e,t,n){"use strict";n.r(t),n.d(t,"json",(function(){return r}));
+/**
+ * @license
+ * Copyright 2022 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+const r=[{tfOpName:"FusedBatchNorm",category:"normalization",inputs:[{start:0,name:"x",type:"tensor"},{start:1,name:"scale",type:"tensor"},{start:2,name:"offset",type:"tensor"},{start:3,name:"mean",type:"tensor"},{start:4,name:"variance",type:"tensor"}],attrs:[{tfName:"epsilon",name:"epsilon",type:"number",defaultValue:.001},{tfName:"data_format",name:"dataFormat",type:"string",notSupported:!0}]},{tfOpName:"FusedBatchNormV2",category:"normalization",inputs:[{start:0,name:"x",type:"tensor"},{start:1,name:"scale",type:"tensor"},{start:2,name:"offset",type:"tensor"},{start:3,name:"mean",type:"tensor"},{start:4,name:"variance",type:"tensor"}],attrs:[{tfName:"epsilon",name:"epsilon",type:"number",defaultValue:.001},{tfName:"data_format",name:"dataFormat",type:"string",notSupported:!0}]},{tfOpName:"FusedBatchNormV3",category:"normalization",inputs:[{start:0,name:"x",type:"tensor"},{start:1,name:"scale",type:"tensor"},{start:2,name:"offset",type:"tensor"},{start:3,name:"mean",type:"tensor"},{start:4,name:"variance",type:"tensor"}],attrs:[{tfName:"epsilon",name:"epsilon",type:"number",defaultValue:.001},{tfName:"data_format",name:"dataFormat",type:"string",notSupported:!0}]},{tfOpName:"LRN",category:"normalization",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"depth_radius",name:"radius",type:"number",defaultValue:5},{tfName:"bias",name:"bias",type:"number",defaultValue:1},{tfName:"alpha",name:"alpha",type:"number",defaultValue:1},{tfName:"beta",name:"beta",type:"number",defaultValue:.5}]},{tfOpName:"Softmax",category:"normalization",inputs:[{start:0,name:"x",type:"tensor"}]},{tfOpName:"LogSoftmax",category:"normalization",inputs:[{start:0,name:"x",type:"tensor"}]},{tfOpName:"SparseToDense",category:"normalization",inputs:[{start:0,name:"sparseIndices",type:"tensor"},{start:1,name:"outputShape",type:"number[]"},{start:2,name:"sparseValues",type:"tensor"},{start:3,name:"defaultValue",type:"tensor"}],attrs:[{tfName:"validate_indices",name:"validateIndices",type:"bool",defaultValue:!0,notSupported:!0}]}]},function(e,t,n){"use strict";n.r(t),n.d(t,"json",(function(){return r}));
+/**
+ * @license
+ * Copyright 2022 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+const r=[{tfOpName:"Bincount",category:"reduction",inputs:[{start:0,name:"x",type:"tensor"},{start:1,name:"size",type:"number"},{start:2,name:"weights",type:"tensor"}]},{tfOpName:"DenseBincount",category:"reduction",inputs:[{start:0,name:"x",type:"tensor"},{start:1,name:"size",type:"number"},{start:2,name:"weights",type:"tensor"}],attrs:[{tfName:"binary_output",name:"binaryOutput",type:"bool"}]},{tfOpName:"Max",category:"reduction",inputs:[{start:0,name:"x",type:"tensor"},{start:1,name:"axis",type:"number[]"}],attrs:[{tfName:"keep_dims",name:"keepDims",type:"bool"}]},{tfOpName:"Mean",category:"reduction",inputs:[{start:0,name:"x",type:"tensor"},{start:1,name:"axis",type:"number[]"}],attrs:[{tfName:"keep_dims",name:"keepDims",type:"bool"}]},{tfOpName:"Min",category:"reduction",inputs:[{start:0,name:"x",type:"tensor"},{start:1,name:"axis",type:"number[]"}],attrs:[{tfName:"keep_dims",name:"keepDims",type:"bool"}]},{tfOpName:"Sum",category:"reduction",inputs:[{start:0,name:"x",type:"tensor"},{start:1,name:"axis",type:"number[]"}],attrs:[{tfName:"keep_dims",name:"keepDims",type:"bool"}]},{tfOpName:"All",category:"reduction",inputs:[{start:0,name:"x",type:"tensor"},{start:1,name:"axis",type:"number[]"}],attrs:[{tfName:"keep_dims",name:"keepDims",type:"bool"}]},{tfOpName:"Any",category:"reduction",inputs:[{start:0,name:"x",type:"tensor"},{start:1,name:"axis",type:"number[]"}],attrs:[{tfName:"keep_dims",name:"keepDims",type:"bool"}]},{tfOpName:"ArgMax",category:"reduction",inputs:[{start:0,name:"x",type:"tensor"},{start:1,name:"axis",type:"number"}]},{tfOpName:"ArgMin",category:"reduction",inputs:[{start:0,name:"x",type:"tensor"},{start:1,name:"axis",type:"number"}]},{tfOpName:"Prod",category:"reduction",inputs:[{start:0,name:"x",type:"tensor"},{start:1,name:"axis",type:"number[]"}],attrs:[{tfName:"keep_dims",name:"keepDims",type:"bool"}]},{tfOpName:"Cumsum",category:"reduction",inputs:[{start:0,name:"x",type:"tensor"},{start:1,name:"axis",type:"number"}],attrs:[{tfName:"exclusive",name:"exclusive",type:"bool"},{tfName:"reverse",name:"reverse",type:"bool"}]}]},function(e,t,n){"use strict";n.r(t),n.d(t,"json",(function(){return r}));
+/**
+ * @license
+ * Copyright 2022 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+const r=[{tfOpName:"ConcatV2",category:"slice_join",inputs:[{start:0,end:-1,name:"tensors",type:"tensors"},{start:-1,name:"axis",type:"number"}],attrs:[{tfName:"N",name:"n",type:"number",defaultValue:2}]},{tfOpName:"Concat",category:"slice_join",inputs:[{start:1,end:0,name:"tensors",type:"tensors"},{start:0,name:"axis",type:"number"}],attrs:[{tfName:"N",name:"n",type:"number",defaultValue:2}]},{tfOpName:"GatherV2",category:"slice_join",inputs:[{start:0,name:"x",type:"tensor"},{start:1,name:"indices",type:"tensor"},{start:2,name:"axis",type:"number",defaultValue:0}],attrs:[{tfName:"batch_dims",name:"batchDims",type:"number",defaultValue:0}]},{tfOpName:"Gather",category:"slice_join",inputs:[{start:0,name:"x",type:"tensor"},{start:1,name:"indices",type:"tensor"}],attrs:[{tfName:"validate_indices",name:"validateIndices",type:"bool",notSupported:!0}]},{tfOpName:"Reverse",category:"slice_join",inputs:[{start:0,name:"x",type:"tensor"},{start:1,name:"dims",type:"bool[]"}]},{tfOpName:"ReverseV2",category:"slice_join",inputs:[{start:0,name:"x",type:"tensor"},{start:1,name:"axis",type:"number[]"}]},{tfOpName:"Slice",category:"slice_join",inputs:[{start:0,name:"x",type:"tensor"},{start:1,name:"begin",type:"number[]"},{start:2,name:"size",type:"number[]"}]},{tfOpName:"StridedSlice",category:"slice_join",inputs:[{start:0,name:"x",type:"tensor"},{start:1,name:"begin",type:"number[]"},{start:2,name:"end",type:"number[]"},{start:3,name:"strides",type:"number[]"}],attrs:[{tfName:"begin_mask",name:"beginMask",type:"number",defaultValue:0},{tfName:"end_mask",name:"endMask",type:"number",defaultValue:0},{tfName:"new_axis_mask",name:"newAxisMask",type:"number",defaultValue:0},{tfName:"ellipsis_mask",name:"ellipsisMask",type:"number",defaultValue:0},{tfName:"shrink_axis_mask",name:"shrinkAxisMask",type:"number",defaultValue:0}]},{tfOpName:"Pack",category:"slice_join",inputs:[{start:0,end:0,name:"tensors",type:"tensors"}],attrs:[{tfName:"axis",name:"axis",type:"number",defaultValue:0}]},{tfOpName:"Unpack",category:"slice_join",inputs:[{start:0,name:"tensor",type:"tensor"}],attrs:[{tfName:"axis",name:"axis",type:"number",defaultValue:0},{tfName:"num",name:"num",type:"number",defaultValue:0,notSupported:!0}]},{tfOpName:"Tile",category:"slice_join",inputs:[{start:0,name:"x",type:"tensor"},{start:1,name:"reps",type:"number[]"}]},{tfOpName:"Split",category:"slice_join",inputs:[{start:0,name:"axis",type:"number",defaultValue:0},{start:1,name:"x",type:"tensor"}],attrs:[{tfName:"num_split",name:"numOrSizeSplits",type:"number",defaultValue:1}]},{tfOpName:"SplitV",category:"slice_join",inputs:[{start:0,name:"x",type:"tensor"},{start:1,name:"numOrSizeSplits",type:"number[]"},{start:2,name:"axis",type:"number",defaultValue:0}]},{tfOpName:"ScatterNd",category:"slice_join",inputs:[{start:0,name:"indices",type:"tensor"},{start:1,name:"values",type:"tensor"},{start:2,name:"shape",type:"number[]"}]},{tfOpName:"GatherNd",category:"slice_join",inputs:[{start:0,name:"x",type:"tensor"},{start:1,name:"indices",type:"tensor"}]},{tfOpName:"SparseToDense",category:"slice_join",inputs:[{start:0,name:"sparseIndices",type:"tensor"},{start:1,name:"outputShape",type:"number[]"},{start:2,name:"sparseValues",type:"tensor"},{start:3,name:"defaultValue",type:"tensor"}],attrs:[{tfName:"validate_indices",name:"validateIndices",type:"bool",defaultValue:!1,notSupported:!0}]}]},function(e,t,n){"use strict";n.r(t),n.d(t,"json",(function(){return r}));
+/**
+ * @license
+ * Copyright 2022 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+const r=[{tfOpName:"SparseFillEmptyRows",category:"sparse",inputs:[{start:0,name:"indices",type:"tensor"},{start:1,name:"values",type:"tensor"},{start:2,name:"denseShape",type:"tensor"},{start:3,name:"defaultValue",type:"tensor"}]},{tfOpName:"SparseReshape",category:"sparse",inputs:[{start:0,name:"inputIndices",type:"tensor"},{start:1,name:"inputShape",type:"tensor"},{start:2,name:"newShape",type:"tensor"}],attrs:[{tfName:"T",name:"dtype",type:"dtype",notSupported:!0}]},{tfOpName:"SparseSegmentMean",category:"sparse",inputs:[{start:0,name:"data",type:"tensor"},{start:1,name:"indices",type:"tensor"},{start:2,name:"segmentIds",type:"tensor"}]},{tfOpName:"SparseSegmentSum",category:"sparse",inputs:[{start:0,name:"data",type:"tensor"},{start:1,name:"indices",type:"tensor"},{start:2,name:"segmentIds",type:"tensor"}]}]},function(e,t,n){"use strict";n.r(t),n.d(t,"json",(function(){return r}));
+/**
+ * @license
+ * Copyright 2022 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+const r=[{tfOpName:"FFT",category:"spectral",inputs:[{start:0,name:"x",type:"tensor"}]},{tfOpName:"IFFT",category:"spectral",inputs:[{start:0,name:"x",type:"tensor"}]},{tfOpName:"RFFT",category:"spectral",inputs:[{start:0,name:"x",type:"tensor"},{start:1,name:"fft_length",type:"number",notSupported:!0}]},{tfOpName:"IRFFT",category:"spectral",inputs:[{start:0,name:"x",type:"tensor"},{start:1,name:"fft_length",type:"number",notSupported:!0}]}]},function(e,t,n){"use strict";n.r(t),n.d(t,"json",(function(){return r}));
+/**
+ * @license
+ * Copyright 2022 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+const r=[{tfOpName:"StringNGrams",category:"string",inputs:[{start:0,name:"data",type:"tensor"},{start:1,name:"dataSplits",type:"tensor"}],attrs:[{tfName:"separator",name:"separator",type:"string"},{tfName:"ngram_widths",name:"nGramWidths",type:"number[]"},{tfName:"left_pad",name:"leftPad",type:"string"},{tfName:"right_pad",name:"rightPad",type:"string"},{tfName:"pad_width",name:"padWidth",type:"number"},{tfName:"preserve_short_sequences",name:"preserveShortSequences",type:"bool"}],outputs:["ngrams","ngrams_splits"]},{tfOpName:"StringSplit",category:"string",inputs:[{start:0,name:"input",type:"tensor"},{start:1,name:"delimiter",type:"tensor"}],attrs:[{tfName:"skip_empty",name:"skipEmpty",type:"bool"}],outputs:["indices","values","shape"]},{tfOpName:"StringToHashBucketFast",category:"string",inputs:[{start:0,name:"input",type:"tensor"}],attrs:[{tfName:"num_buckets",name:"numBuckets",type:"number"}]}]},function(e,t,n){"use strict";n.r(t),n.d(t,"json",(function(){return r}));
+/**
+ * @license
+ * Copyright 2022 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+const r=[{tfOpName:"Cast",category:"transformation",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"SrcT",name:"sdtype",type:"dtype",notSupported:!0},{tfName:"DstT",name:"dtype",type:"dtype"}]},{tfOpName:"ExpandDims",category:"transformation",inputs:[{start:0,name:"x",type:"tensor"},{start:1,name:"axis",type:"number"}]},{tfOpName:"MirrorPad",category:"transformation",inputs:[{start:0,name:"x",type:"tensor"},{start:1,name:"padding",type:"number[]"}],attrs:[{tfName:"mode",name:"mode",type:"string"}]},{tfOpName:"Pad",category:"transformation",inputs:[{start:0,name:"x",type:"tensor"},{start:1,name:"padding",type:"number[]"}],attrs:[{tfName:"constant_value",name:"constantValue",type:"number",defaultValue:0}]},{tfOpName:"PadV2",category:"transformation",inputs:[{start:0,name:"x",type:"tensor"},{start:1,name:"padding",type:"number[]"},{start:2,name:"constantValue",type:"number",defaultValue:0}]},{tfOpName:"Reshape",category:"transformation",inputs:[{start:0,name:"x",type:"tensor"},{start:1,name:"shape",type:"number[]"}]},{tfOpName:"Squeeze",category:"transformation",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"axis",tfDeprecatedName:"squeeze_dims",name:"axis",type:"number[]"}]},{tfOpName:"SpaceToBatchND",category:"transformation",inputs:[{start:0,name:"x",type:"tensor"},{start:1,name:"blockShape",type:"number[]"},{start:2,name:"paddings",type:"number[]"}]},{tfOpName:"BatchToSpaceND",category:"transformation",inputs:[{start:0,name:"x",type:"tensor"},{start:1,name:"blockShape",type:"number[]"},{start:2,name:"crops",type:"number[]"}]},{tfOpName:"DepthToSpace",category:"transformation",inputs:[{start:0,name:"x",type:"tensor"}],attrs:[{tfName:"block_size",name:"blockSize",type:"number"},{tfName:"data_format",name:"dataFormat",type:"string"}]},{tfOpName:"BroadcastTo",category:"transformation",inputs:[{start:0,name:"x",type:"tensor"},{start:1,name:"shape",type:"number[]"}],attrs:[]},{tfOpName:"BroadcastArgs",category:"transformation",inputs:[{start:0,name:"s0",type:"tensor"},{start:1,name:"s1",type:"tensor"}],attrs:[]}]},function(e,t,n){"use strict";n.d(t,"a",(function(){return p}));var r=n(0),o=n(142);
+/**
+ * @license
+ * Copyright 2021 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
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+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const a={},i={alpha:!1,antialias:!1,premultipliedAlpha:!1,preserveDrawingBuffer:!1,depth:!1,stencil:!1,failIfMajorPerformanceCaveat:!0};function s(e,t){if(!(e in a)){const n=function(e,t){if(1!==e&&2!==e)throw new Error("Cannot get WebGL rendering context, WebGL is disabled.");const n=null==t?function(e){if("undefined"!=typeof OffscreenCanvas&&2===e)return new OffscreenCanvas(300,150);if("undefined"!=typeof document)return document.createElement("canvas");throw new Error("Cannot create a canvas in this context")}(e):t;if(n.addEventListener("webglcontextlost",t=>{t.preventDefault(),delete a[e]},!1),1===e)return n.getContext("webgl",i)||n.getContext("experimental-webgl",i);return n.getContext("webgl2",i)}
+/**
+ * @license
+ * Copyright 2017 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */(e,t);if(null===n)return console.log("Could not get context for WebGL version",e),null;a[e]=n}const n=a[e];return null==n||n.isContextLost()?(delete a[e],s(e)):(n.disable(n.DEPTH_TEST),n.disable(n.STENCIL_TEST),n.disable(n.BLEND),n.disable(n.DITHER),n.disable(n.POLYGON_OFFSET_FILL),n.disable(n.SAMPLE_COVERAGE),n.enable(n.SCISSOR_TEST),n.enable(n.CULL_FACE),n.cullFace(n.BACK),a[e])}var u,c,l;function d(e,t){return[t,e]}function p(e){const t=o.ae.sizeFromShape(e),n=Math.ceil(t/4);return o.ae.sizeToSquarishShape(n)}function h(e,t){return[Math.max(1,Math.ceil(t/2)),Math.max(1,Math.ceil(e/2))]}function f(e,t){const n=e;let r,a,i,s,u,c,l,d,p,h;return 2===Object(o.zd)().getNumber("WEBGL_VERSION")?(r=n.R32F,a=n.R16F,i=n.RGBA16F,s=n.RGBA32F,u=n.RED,l=4,d=1,p=n.HALF_FLOAT,h=n.FLOAT,c=n.RGBA8):(r=e.RGBA,a=e.RGBA,i=e.RGBA,s=n.RGBA,u=e.RGBA,l=4,d=4,p=null!=t?t.HALF_FLOAT_OES:null,h=e.FLOAT,c=e.RGBA),{internalFormatFloat:r,internalFormatHalfFloat:a,internalFormatPackedHalfFloat:i,internalFormatPackedFloat:s,textureFormatFloat:u,downloadTextureFormat:c,downloadUnpackNumChannels:l,defaultNumChannels:d,textureTypeHalfFloat:p,textureTypeFloat:h}}
+/**
+ * @license
+ * Copyright 2017 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */function m(e,t){const n=t();return Object(o.zd)().getBool("DEBUG")&&function(e){const t=e.getError();if(t!==e.NO_ERROR)throw new Error("WebGL Error: "+function(e,t){switch(t){case e.NO_ERROR:return"NO_ERROR";case e.INVALID_ENUM:return"INVALID_ENUM";case e.INVALID_VALUE:return"INVALID_VALUE";case e.INVALID_OPERATION:return"INVALID_OPERATION";case e.INVALID_FRAMEBUFFER_OPERATION:return"INVALID_FRAMEBUFFER_OPERATION";case e.OUT_OF_MEMORY:return"OUT_OF_MEMORY";case e.CONTEXT_LOST_WEBGL:return"CONTEXT_LOST_WEBGL";default:return"Unknown error code "+t}}(e,t))}(e),n}!function(e){e[e.DENSE=0]="DENSE",e[e.SHARED_BATCH=1]="SHARED_BATCH"}(u||(u={})),function(e){e[e.RENDER=0]="RENDER",e[e.UPLOAD=1]="UPLOAD",e[e.PIXELS=2]="PIXELS",e[e.DOWNLOAD=3]="DOWNLOAD"}(c||(c={})),function(e){e[e.UNPACKED_FLOAT16=0]="UNPACKED_FLOAT16",e[e.UNPACKED_FLOAT32=1]="UNPACKED_FLOAT32",e[e.PACKED_4X1_UNSIGNED_BYTE=2]="PACKED_4X1_UNSIGNED_BYTE",e[e.PACKED_2X2_FLOAT32=3]="PACKED_2X2_FLOAT32",e[e.PACKED_2X2_FLOAT16=4]="PACKED_2X2_FLOAT16"}(l||(l={}));function g(e){return!!(Object(o.zd)().getBool("WEBGL_RENDER_FLOAT32_ENABLED")||0===e||5.96e-8<Math.abs(e)&&Math.abs(e)<65504)}function b(e,t){return C(e,()=>e.getExtension(t),'Extension "'+t+'" not supported on this browser.')}function y(e,t){const n=C(e,()=>e.createShader(e.FRAGMENT_SHADER),"Unable to create fragment WebGLShader.");if(m(e,()=>e.shaderSource(n,t)),m(e,()=>e.compileShader(n)),!1===e.getShaderParameter(n,e.COMPILE_STATUS))throw function(e,t){const n=v.exec(t);if(null==n)return console.log("Couldn't parse line number in error: "+t),void console.log(e);const r=+n[1],a=e.split("\n"),i=a.length.toString().length+2,s=a.map((e,t)=>o.ae.rightPad((t+1).toString(),i)+e);let u=0;for(let e=0;e<s.length;e++)u=Math.max(s[e].length,u);const c=s.slice(0,r-1),l=s.slice(r-1,r),d=s.slice(r);console.log(c.join("\n")),console.log(t.split("\n")[0]),console.log("%c "+o.ae.rightPad(l[0],u),"border:1px solid red; 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+/**
+ * @license
+ * Copyright 2019 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const B=Object(o.zd)();
+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function z(){let e,t,n,r,a,i,s,u,c,l;return 2===Object(o.zd)().getNumber("WEBGL_VERSION")?(e="#version 300 es",t="in",n="out",r="in",a="texture",i="outputColor",s="out vec4 outputColor;",u="\n bool isnan_custom(float val) {\n return (val > 0.0 || val < 0.0) ? false : val != 0.0;\n }\n\n bvec4 isnan_custom(vec4 val) {\n return bvec4(isnan_custom(val.x),\n isnan_custom(val.y), isnan_custom(val.z), isnan_custom(val.w));\n }\n\n #define isnan(value) isnan_custom(value)\n ",c="",l="\n #define round(value) newRound(value)\n int newRound(float value) {\n return int(floor(value + 0.5));\n }\n\n ivec4 newRound(vec4 value) {\n return ivec4(floor(value + vec4(0.5)));\n }\n "):(e="",t="attribute",n="varying",r="varying",a="texture2D",i="gl_FragColor",s="",u="\n #define isnan(value) isnan_custom(value)\n bool isnan_custom(float val) {\n return (val > 0. || val < 1. || val == 0.) ? false : true;\n }\n bvec4 isnan_custom(vec4 val) {\n return bvec4(isnan(val.x), isnan(val.y), isnan(val.z), isnan(val.w));\n }\n ",c="\n uniform float INFINITY;\n\n bool isinf(float val) {\n return abs(val) == INFINITY;\n }\n bvec4 isinf(vec4 val) {\n return equal(abs(val), vec4(INFINITY));\n }\n ",l="\n int round(float value) {\n return int(floor(value + 0.5));\n }\n\n ivec4 round(vec4 value) {\n return ivec4(floor(value + vec4(0.5)));\n }\n "),{version:e,attribute:t,varyingVs:n,varyingFs:r,texture2D:a,output:i,defineOutput:s,defineSpecialNaN:u,defineSpecialInf:c,defineRound:l}}
+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */function U(e,t,n="index"){const r=o.ae.computeStrides(t);return r.map((t,o)=>`${`int ${e[o]} = ${n} / ${t}`}; ${o===r.length-1?`int ${e[o+1]} = ${n} - ${e[o]} * ${t}`:`index -= ${e[o]} * ${t}`};`).join("")}function V(e,t,n="index"){const r=o.ae.computeStrides(t);return r.map((t,o)=>`${`int ${e[o]} = ${n} / outShapeStrides[${o}]`}; ${o===r.length-1?`int ${e[o+1]} = ${n} - ${e[o]} * outShapeStrides[${o}]`:`index -= ${e[o]} * outShapeStrides[${o}]`};`).join("")}function W(e,t,n="index"){const r=function(e,t){const n=e.length,r=e.map(e=>`${t}[${e}]`),o=new Array(n-1);o[n-2]=r[n-1];for(let e=n-3;e>=0;--e)o[e]=`(${o[e+1]} * ${r[e+1]})`;return o}(e.map((e,t)=>t),t);return r.map((t,o)=>`${`int ${e[o]} = ${n} / ${r[o]}`}; ${o===r.length-1?`int ${e[o+1]} = ${n} - ${e[o]} * ${r[o]}`:`index -= ${e[o]} * ${r[o]}`};`).join("")}function G(e){const t=o.ae.computeStrides(e).map(e=>e.toString());return`\n int getFlatIndex(ivec3 coords) {\n return coords.x * ${t[0]} + coords.y * ${t[1]} + coords.z;\n }\n`}B.registerFlag("HAS_WEBGL",()=>B.getNumber("WEBGL_VERSION")>0),B.registerFlag("WEBGL_VERSION",()=>D(2)?2:D(1)?1:0),B.registerFlag("WEBGL_CHECK_NUMERICAL_PROBLEMS",()=>!1),B.registerFlag("WEBGL_BUFFER_SUPPORTED",()=>2===B.get("WEBGL_VERSION")),B.registerFlag("WEBGL_CPU_FORWARD",()=>!0),B.registerFlag("WEBGL_FORCE_F16_TEXTURES",()=>!1),B.registerFlag("WEBGL_PACK",()=>B.getBool("HAS_WEBGL")),B.registerFlag("WEBGL_PACK_NORMALIZATION",()=>B.getBool("WEBGL_PACK")),B.registerFlag("WEBGL_PACK_CLIP",()=>B.getBool("WEBGL_PACK")),B.registerFlag("WEBGL_PACK_DEPTHWISECONV",()=>B.getBool("WEBGL_PACK")),B.registerFlag("WEBGL_PACK_BINARY_OPERATIONS",()=>B.getBool("WEBGL_PACK")),B.registerFlag("WEBGL_PACK_UNARY_OPERATIONS",()=>B.getBool("WEBGL_PACK")),B.registerFlag("WEBGL_PACK_ARRAY_OPERATIONS",()=>B.getBool("WEBGL_PACK")),B.registerFlag("WEBGL_PACK_IMAGE_OPERATIONS",()=>B.getBool("WEBGL_PACK")),B.registerFlag("WEBGL_PACK_REDUCE",()=>B.getBool("WEBGL_PACK")),B.registerFlag("WEBGL_LAZILY_UNPACK",()=>B.getBool("WEBGL_PACK")),B.registerFlag("WEBGL_CONV_IM2COL",()=>B.getBool("WEBGL_PACK")),B.registerFlag("WEBGL_MAX_TEXTURE_SIZE",()=>function(e){if(null==_){const t=s(e);_=t.getParameter(t.MAX_TEXTURE_SIZE)}return _}(B.getNumber("WEBGL_VERSION"))),B.registerFlag("WEBGL_MAX_TEXTURES_IN_SHADER",()=>function(e){if(null==$){const t=s(e);$=t.getParameter(t.MAX_TEXTURE_IMAGE_UNITS)}return Math.min(16,$)}(B.getNumber("WEBGL_VERSION"))),B.registerFlag("WEBGL_DISJOINT_QUERY_TIMER_EXTENSION_VERSION",()=>{const e=B.getNumber("WEBGL_VERSION");return 0===e?0:function(e){if(0===e)return 0;let t;const n=s(e);return t=F(n,"EXT_disjoint_timer_query_webgl2")&&2===e?2:F(n,"EXT_disjoint_timer_query")?1:0,t}(e)}),B.registerFlag("WEBGL_DISJOINT_QUERY_TIMER_EXTENSION_RELIABLE",()=>B.getNumber("WEBGL_DISJOINT_QUERY_TIMER_EXTENSION_VERSION")>0&&!o.vd.isMobile()),B.registerFlag("WEBGL_RENDER_FLOAT32_CAPABLE",()=>function(e){if(0===e)return!1;const t=s(e);if(1===e){if(!F(t,"OES_texture_float"))return!1}else if(!F(t,"EXT_color_buffer_float"))return!1;return P(t)}(B.getNumber("WEBGL_VERSION"))),B.registerFlag("WEBGL_RENDER_FLOAT32_ENABLED",()=>!B.getBool("WEBGL_FORCE_F16_TEXTURES")&&B.getBool("WEBGL_RENDER_FLOAT32_CAPABLE")),B.registerFlag("WEBGL_DOWNLOAD_FLOAT_ENABLED",()=>M(B.getNumber("WEBGL_VERSION"))),B.registerFlag("WEBGL_FENCE_API_ENABLED",()=>{return 2===(e=B.getNumber("WEBGL_VERSION"))&&null!=s(e).fenceSync;var e}),B.registerFlag("WEBGL_SIZE_UPLOAD_UNIFORM",()=>B.getBool("WEBGL_RENDER_FLOAT32_ENABLED")?4:0),B.registerFlag("WEBGL_DELETE_TEXTURE_THRESHOLD",()=>-1,e=>{if(e<0&&-1!==e)throw new Error(`WEBGL_DELETE_TEXTURE_THRESHOLD must be -1 (indicating never delete) or at least 0, but got ${e}.`)}),B.registerFlag("WEBGL_FLUSH_THRESHOLD",()=>o.vd.isMobile()?1:-1,e=>{if(e<0&&-1!==e)throw new Error(`WEBGL_FLUSH_THRESHOLD must be -1 (indicating never manual flush) or at least 0, but got ${e}.`)}),B.registerFlag("CPU_HANDOFF_SIZE_THRESHOLD",()=>128),B.registerFlag("WEBGL_USE_SHAPES_UNIFORMS",()=>!1),B.registerFlag("TOPK_LAST_DIM_CPU_HANDOFF_SIZE_THRESHOLD",()=>1e5),B.registerFlag("TOPK_K_CPU_HANDOFF_THRESHOLD",()=>128);const H="\n const float FLOAT_MAX = 1.70141184e38;\n const float FLOAT_MIN = 1.17549435e-38;\n\n lowp vec4 encode_float(highp float v) {\n if (isnan(v)) {\n return vec4(255, 255, 255, 255);\n }\n\n highp float av = abs(v);\n\n if(av < FLOAT_MIN) {\n return vec4(0.0, 0.0, 0.0, 0.0);\n } else if(v > FLOAT_MAX) {\n return vec4(0.0, 0.0, 128.0, 127.0) / 255.0;\n } else if(v < -FLOAT_MAX) {\n return vec4(0.0, 0.0, 128.0, 255.0) / 255.0;\n }\n\n highp vec4 c = vec4(0,0,0,0);\n\n highp float e = floor(log2(av));\n highp float m = exp2(fract(log2(av))) - 1.0;\n\n c[2] = floor(128.0 * m);\n m -= c[2] / 128.0;\n c[1] = floor(32768.0 * m);\n m -= c[1] / 32768.0;\n c[0] = floor(8388608.0 * m);\n\n highp float ebias = e + 127.0;\n c[3] = floor(ebias / 2.0);\n ebias -= c[3] * 2.0;\n c[2] += floor(ebias) * 128.0;\n\n c[3] += 128.0 * step(0.0, -v);\n\n return c / 255.0;\n }\n",{getBroadcastDims:q}=o.md;
+/**
+ * @license
+ * Copyright 2017 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */function K(e,t,n){const r=[];if(e.forEach(e=>{const t=o.ae.sizeFromShape(e.shapeInfo.logicalShape);if(e.shapeInfo.isUniform?r.push(`uniform float ${e.name}${t>1?`[${t}]`:""};`):(r.push(`uniform sampler2D ${e.name};`),r.push(`uniform int offset${e.name};`)),n.enableShapeUniforms){const{uniformShape:t}=ae(n.packedInputs,e.shapeInfo.logicalShape,e.shapeInfo.texShape);switch(t.length){case 1:r.push(`uniform int ${e.name}Shape;`);break;case 2:r.push(`uniform ivec2 ${e.name}Shape;`);break;case 3:r.push(`uniform ivec3 ${e.name}Shape;`);break;case 4:r.push(`uniform ivec4 ${e.name}Shape;`)}r.push(`uniform ivec2 ${e.name}TexShape;`)}}),n.enableShapeUniforms){switch(t.logicalShape.length){case 1:r.push("uniform int outShape;");break;case 2:r.push("uniform ivec2 outShape;"),r.push("uniform int outShapeStrides;");break;case 3:r.push("uniform ivec3 outShape;"),r.push("uniform ivec2 outShapeStrides;");break;case 4:r.push("uniform ivec4 outShape;"),r.push("uniform ivec3 outShapeStrides;")}r.push("uniform ivec2 outTexShape;")}n.customUniforms&&n.customUniforms.forEach(e=>{r.push(`uniform ${e.type} ${e.name}${e.arrayIndex?`[${e.arrayIndex}]`:""};`)});const a=r.join("\n"),i=e.map(e=>function(e,t,n=!1,r){let a="";a+=n?Y(e,r):X(e,r);const i=e.shapeInfo.logicalShape,s=t.logicalShape;i.length<=s.length&&(a+=n?function(e,t){const n=e.name,r=n.charAt(0).toUpperCase()+n.slice(1),a="get"+r+"AtOutCoords",i=e.shapeInfo.logicalShape.length,s=t.logicalShape.length,u=q(e.shapeInfo.logicalShape,t.logicalShape),c=oe(s),l=s-i;let d;const p=["x","y","z","w","u","v"];d=0===i?"":s<2&&u.length>=1?"coords = 0;":u.map(e=>`coords.${p[e+l]} = 0;`).join("\n");let h="";h=s<2&&i>0?"coords":e.shapeInfo.logicalShape.map((e,t)=>"coords."+p[t+l]).join(", ");let f="return outputValue;";const m=1===o.ae.sizeFromShape(e.shapeInfo.logicalShape),g=1===o.ae.sizeFromShape(t.logicalShape);if(1!==i||m||g){if(m&&!g)f=1===s?"\n return vec4(outputValue.x, outputValue.x, 0., 0.);\n ":"\n return vec4(outputValue.x);\n ";else if(u.length){const e=i-2,t=i-1;u.indexOf(e)>-1&&u.indexOf(t)>-1?f="return vec4(outputValue.x);":u.indexOf(e)>-1?f="return vec4(outputValue.x, outputValue.y, outputValue.x, outputValue.y);":u.indexOf(t)>-1&&(f="return vec4(outputValue.xx, outputValue.zz);")}}else f="\n return vec4(outputValue.xy, outputValue.xy);\n ";return`\n vec4 ${a}() {\n ${c} coords = getOutputCoords();\n ${d}\n vec4 outputValue = get${r}(${h});\n ${f}\n }\n `}(e,t):function(e,t){const n=e.name,r=n.charAt(0).toUpperCase()+n.slice(1),a="get"+r+"AtOutCoords",i=t.texShape,s=e.shapeInfo.texShape,u=e.shapeInfo.logicalShape.length,c=t.logicalShape.length;if(!e.shapeInfo.isUniform&&u===c&&null==e.shapeInfo.flatOffset&&o.ae.arraysEqual(s,i))return`\n float ${a}() {\n return sampleTexture(${n}, resultUV);\n }\n `;const l=oe(c),d=q(e.shapeInfo.logicalShape,t.logicalShape),p=c-u;let h;const f=["x","y","z","w","u","v"];h=0===u?"":c<2&&d.length>=1?"coords = 0;":d.map(e=>`coords.${f[e+p]} = 0;`).join("\n");let m="";m=c<2&&u>0?"coords":e.shapeInfo.logicalShape.map((e,t)=>"coords."+f[t+p]).join(", ");return`\n float ${a}() {\n ${l} coords = getOutputCoords();\n ${h}\n return get${r}(${m});\n }\n `}(e,t));return a}(e,t,n.packedInputs,n.enableShapeUniforms)).join("\n"),s=t.texShape,u=z(),c=function(e){return`\n float sampleTexture(sampler2D textureSampler, vec2 uv) {\n return ${e.texture2D}(textureSampler, uv).r;\n }\n `}(u);let l,d,p=function(e){return`${e.version}\n precision highp float;\n precision highp int;\n precision highp sampler2D;\n ${e.varyingFs} vec2 resultUV;\n ${e.defineOutput}\n const vec2 halfCR = vec2(0.5, 0.5);\n\n struct ivec5\n {\n int x;\n int y;\n int z;\n int w;\n int u;\n };\n\n struct ivec6\n {\n int x;\n int y;\n int z;\n int w;\n int u;\n int v;\n };\n\n uniform float NAN;\n ${e.defineSpecialNaN}\n ${e.defineSpecialInf}\n ${e.defineRound}\n\n int imod(int x, int y) {\n return x - y * (x / y);\n }\n\n int idiv(int a, int b, float sign) {\n int res = a / b;\n int mod = imod(a, b);\n if (sign < 0. && mod != 0) {\n res -= 1;\n }\n return res;\n }\n\n //Based on the work of Dave Hoskins\n //https://www.shadertoy.com/view/4djSRW\n #define HASHSCALE1 443.8975\n float random(float seed){\n vec2 p = resultUV * seed;\n vec3 p3 = fract(vec3(p.xyx) * HASHSCALE1);\n p3 += dot(p3, p3.yzx + 19.19);\n return fract((p3.x + p3.y) * p3.z);\n }\n\n ${Q}\n ${Z}\n ${J}\n `}(u);t.isPacked?(l=function(e,t,n){switch(e.length){case 0:return te();case 1:return function(e,t,n){const r=[Math.ceil(t[0]/2),Math.ceil(t[1]/2)];if(1===r[0])return n?"\n int getOutputCoords() {\n return 2 * int(resultUV.x * ceil(float(outTexShape[1]) / 2.0));\n }\n ":`\n int getOutputCoords() {\n return 2 * int(resultUV.x * ${r[1]}.0);\n }\n `;if(1===r[1])return n?"\n int getOutputCoords() {\n return 2 * int(resultUV.y * ceil(float(outTexShape[0]) / 2.0));\n }\n ":`\n int getOutputCoords() {\n return 2 * int(resultUV.y * ${r[0]}.0);\n }\n `;if(n)return"\n int getOutputCoords() {\n ivec2 packedTexShape = ivec2(ceil(float(outTexShape[0]) / 2.0), ceil(float(outTexShape[1]) / 2.0));\n ivec2 resTexRC = ivec2(resultUV.yx *\n vec2(packedTexShape[0], packedTexShape[1]));\n return 2 * (resTexRC.x * packedTexShape[1] + resTexRC.y);\n }\n ";return`\n int getOutputCoords() {\n ivec2 resTexRC = ivec2(resultUV.yx *\n vec2(${r[0]}, ${r[1]}));\n return 2 * (resTexRC.x * ${r[1]} + resTexRC.y);\n }\n `}(0,t,n);case 2:return function(e,t,n){const r=[Math.ceil(t[0]/2),Math.ceil(t[1]/2)];if(o.ae.arraysEqual(e,t))return n?"\n ivec2 getOutputCoords() {\n ivec2 packedTexShape = ivec2(ceil(float(outTexShape[0]) / 2.0), ceil(float(outTexShape[1]) / 2.0));\n return 2 * ivec2(resultUV.yx * vec2(packedTexShape[0], packedTexShape[1]));\n }\n ":`\n ivec2 getOutputCoords() {\n return 2 * ivec2(resultUV.yx * vec2(${r[0]}, ${r[1]}));\n }\n `;const a=Math.ceil(e[1]/2);if(n)return"\n ivec2 getOutputCoords() {\n ivec2 packedTexShape = ivec2(ceil(float(outTexShape[0]) / 2.0), ceil(float(outTexShape[1]) / 2.0));\n int texelsInLogicalRow = int(ceil(float(outShape[1]) / 2.0));\n ivec2 resTexRC = ivec2(resultUV.yx *\n vec2(packedTexShape[0], packedTexShape[1]));\n\n int index = resTexRC.x * packedTexShape[1] + resTexRC.y;\n int r = 2 * (index / texelsInLogicalRow);\n int c = imod(index, texelsInLogicalRow) * 2;\n\n return ivec2(r, c);\n }\n ";return`\n ivec2 getOutputCoords() {\n ivec2 resTexRC = ivec2(resultUV.yx *\n vec2(${r[0]}, ${r[1]}));\n\n int index = resTexRC.x * ${r[1]} + resTexRC.y;\n int r = 2 * (index / ${a});\n int c = imod(index, ${a}) * 2;\n\n return ivec2(r, c);\n }\n `}(e,t,n);case 3:return function(e,t,n){if(n)return"\n ivec3 getOutputCoords() {\n ivec2 packedTexShape = ivec2(ceil(float(outTexShape[0]) / 2.0), ceil(float(outTexShape[1]) / 2.0));\n int texelsInLogicalRow = int(ceil(float(outShape[2]) / 2.0));\n int texelsInBatch = texelsInLogicalRow * int(ceil(float(outShape[1]) / 2.0));\n ivec2 resTexRC = ivec2(resultUV.yx *\n vec2(packedTexShape[0], packedTexShape[1]));\n int index = resTexRC.x * packedTexShape[1] + resTexRC.y;\n\n int b = index / texelsInBatch;\n index -= b * texelsInBatch;\n\n int r = 2 * (index / texelsInLogicalRow);\n int c = imod(index, texelsInLogicalRow) * 2;\n\n return ivec3(b, r, c);\n }\n ";const r=[Math.ceil(t[0]/2),Math.ceil(t[1]/2)],o=Math.ceil(e[2]/2),a=o*Math.ceil(e[1]/2);return`\n ivec3 getOutputCoords() {\n ivec2 resTexRC = ivec2(resultUV.yx *\n vec2(${r[0]}, ${r[1]}));\n int index = resTexRC.x * ${r[1]} + resTexRC.y;\n\n int b = index / ${a};\n index -= b * ${a};\n\n int r = 2 * (index / ${o});\n int c = imod(index, ${o}) * 2;\n\n return ivec3(b, r, c);\n }\n `}(e,t,n);default:return function(e,t,n){if(n)return"\n ivec4 getOutputCoords() {\n ivec2 packedTexShape = ivec2(ceil(float(outTexShape[0]) / 2.0), ceil(float(outTexShape[1]) / 2.0));\n ivec2 resTexRC = ivec2(resultUV.yx *\n vec2(packedTexShape[0], packedTexShape[1]));\n int index = resTexRC.x * packedTexShape[1] + resTexRC.y;\n\n int texelsInLogicalRow = int(ceil(float(outShape[3]) / 2.0));\n int texelsInBatch = texelsInLogicalRow * int(ceil(float(outShape[2]) / 2.0));\n int texelsInBatchN = texelsInBatch * outShape[1];\n\n int b2 = index / texelsInBatchN;\n index -= b2 * texelsInBatchN;\n\n int b = index / texelsInBatch;\n index -= b * texelsInBatch;\n\n int r = 2 * (index / texelsInLogicalRow);\n int c = imod(index, texelsInLogicalRow) * 2;\n\n return ivec4(b2, b, r, c);\n }\n ";const r=[Math.ceil(t[0]/2),Math.ceil(t[1]/2)],o=Math.ceil(e[e.length-1]/2),a=o*Math.ceil(e[e.length-2]/2);let i=a,s="",u="b, r, c";for(let t=2;t<e.length-1;t++)i*=e[e.length-t-1],s=`\n int b${t} = index / ${i};\n index -= b${t} * ${i};\n `+s,u=`b${t}, `+u;return`\n ivec${e.length} getOutputCoords() {\n ivec2 resTexRC = ivec2(resultUV.yx *\n vec2(${r[0]}, ${r[1]}));\n int index = resTexRC.x * ${r[1]} + resTexRC.y;\n\n ${s}\n\n int b = index / ${a};\n index -= b * ${a};\n\n int r = 2 * (index / ${o});\n int c = imod(index, ${o}) * 2;\n\n return ivec${e.length}(${u});\n }\n `}(e,t,n)}}(t.logicalShape,s,n.enableShapeUniforms),d=function(e){return`\n void setOutput(vec4 val) {\n ${e.output} = val;\n }\n `}(u)):(l=function(e,t,n){switch(e.length){case 0:return te();case 1:return function(e,t,n){if(1===t[0])return n?"\n int getOutputCoords() {\n return int(resultUV.x * float(outTexShape[1]));\n }\n ":`\n int getOutputCoords() {\n return int(resultUV.x * ${t[1]}.0);\n }\n `;if(1===t[1])return n?"\n int getOutputCoords() {\n return int(resultUV.y * float(outTexShape[0]));\n }\n ":`\n int getOutputCoords() {\n return int(resultUV.y * ${t[0]}.0);\n }\n `;if(n)return"\n int getOutputCoords() {\n ivec2 resTexRC = ivec2(resultUV.yx *\n vec2(outTexShape[0], outTexShape[1]));\n return resTexRC.x * outTexShape[1] + resTexRC.y;\n }\n ";return`\n int getOutputCoords() {\n ivec2 resTexRC = ivec2(resultUV.yx *\n vec2(${t[0]}, ${t[1]}));\n return resTexRC.x * ${t[1]} + resTexRC.y;\n }\n `}(0,t,n);case 2:return function(e,t,n){if(o.ae.arraysEqual(e,t))return n?"\n ivec2 getOutputCoords() {\n return ivec2(resultUV.yx * vec2(outTexShape[0], outTexShape[1]));\n }\n ":`\n ivec2 getOutputCoords() {\n return ivec2(resultUV.yx * vec2(${t[0]}, ${t[1]}));\n }\n `;if(1===e[1])return n?"\n ivec2 getOutputCoords() {\n ivec2 resTexRC = ivec2(resultUV.yx *\n vec2(outTexShape[0], outTexShape[1]));\n int index = resTexRC.x * outTexShape[1] + resTexRC.y;\n return ivec2(index, 0);\n }\n ":`\n ivec2 getOutputCoords() {\n ivec2 resTexRC = ivec2(resultUV.yx *\n vec2(${t[0]}, ${t[1]}));\n int index = resTexRC.x * ${t[1]} + resTexRC.y;\n return ivec2(index, 0);\n }\n `;if(1===e[0])return n?"\n ivec2 getOutputCoords() {\n ivec2 resTexRC = ivec2(resultUV.yx *\n vec2(outTexShape[0], outTexShape[1]));\n int index = resTexRC.x * outTexShape[1] + resTexRC.y;\n return ivec2(0, index);\n }\n ":`\n ivec2 getOutputCoords() {\n ivec2 resTexRC = ivec2(resultUV.yx *\n vec2(${t[0]}, ${t[1]}));\n int index = resTexRC.x * ${t[1]} + resTexRC.y;\n return ivec2(0, index);\n }\n `;if(n)return"\n ivec2 getOutputCoords() {\n ivec2 resTexRC = ivec2(resultUV.yx *\n vec2(outTexShape[0], outTexShape[1]));\n int index = resTexRC.x * outTexShape[1] + resTexRC.y;\n int r = index / outShape[1];\n int c = index - r * outShape[1];\n return ivec2(r, c);\n }\n ";return`\n ivec2 getOutputCoords() {\n ivec2 resTexRC = ivec2(resultUV.yx *\n vec2(${t[0]}, ${t[1]}));\n int index = resTexRC.x * ${t[1]} + resTexRC.y;\n int r = index / ${e[1]};\n int c = index - r * ${e[1]};\n return ivec2(r, c);\n }\n `}(e,t,n);case 3:return function(e,t,n){if(n){return`\n ivec3 getOutputCoords() {\n ivec2 resTexRC = ivec2(resultUV.yx *\n vec2(outTexShape[0], outTexShape[1]));\n int index = resTexRC.x * outTexShape[1] + resTexRC.y;\n ${V(["r","c","d"],e)}\n return ivec3(r, c, d);\n }\n`}const r=U(["r","c","d"],e);return`\n ivec3 getOutputCoords() {\n ivec2 resTexRC = ivec2(resultUV.yx *\n vec2(${t[0]}, ${t[1]}));\n int index = resTexRC.x * ${t[1]} + resTexRC.y;\n ${r}\n return ivec3(r, c, d);\n }\n `}(e,t,n);case 4:return function(e,t,n){if(n){return`\n ivec4 getOutputCoords() {\n ivec2 resTexRC = ivec2(resultUV.yx *\n vec2(outTexShape[0], outTexShape[1]));\n int index = resTexRC.x * outTexShape[1] + resTexRC.y;\n ${V(["r","c","d","d2"],e)}\n return ivec4(r, c, d, d2);\n }\n `}const r=U(["r","c","d","d2"],e);return`\n ivec4 getOutputCoords() {\n ivec2 resTexRC = ivec2(resultUV.yx *\n vec2(${t[0]}, ${t[1]}));\n int index = resTexRC.x * ${t[1]} + resTexRC.y;\n ${r}\n return ivec4(r, c, d, d2);\n }\n `}(e,t,n);case 5:return function(e,t){const n=U(["r","c","d","d2","d3"],e);return`\n ivec5 getOutputCoords() {\n ivec2 resTexRC = ivec2(resultUV.yx * vec2(${t[0]},\n ${t[1]}));\n\n int index = resTexRC.x * ${t[1]} + resTexRC.y;\n\n ${n}\n\n ivec5 outShape = ivec5(r, c, d, d2, d3);\n return outShape;\n }\n `}(e,t);case 6:return function(e,t){const n=U(["r","c","d","d2","d3","d4"],e);return`\n ivec6 getOutputCoords() {\n ivec2 resTexRC = ivec2(resultUV.yx *\n vec2(${t[0]}, ${t[1]}));\n int index = resTexRC.x * ${t[1]} + resTexRC.y;\n\n ${n}\n\n ivec6 result = ivec6(r, c, d, d2, d3, d4);\n return result;\n }\n `}(e,t);default:throw new Error(e.length+"-D output sampling is not yet supported")}}(t.logicalShape,s,n.enableShapeUniforms),d=function(e){return`\n void setOutput(float val) {\n ${e.output} = vec4(val, 0, 0, 0);\n }\n `}(u)),n.packedInputs&&(p+=ee);return[p,c,d,a,l,i,n.userCode].join("\n")}function X(e,t=!1){const n=e.shapeInfo.logicalShape;switch(n.length){case 0:return function(e,t){const n=e.name,r="get"+n.charAt(0).toUpperCase()+n.slice(1);if(e.shapeInfo.isUniform)return`float ${r}() {return ${n};}`;const[o,a]=e.shapeInfo.texShape;if(1===o&&1===a)return`\n float ${r}() {\n return sampleTexture(${n}, halfCR);\n }\n `;const i=ne(n);if(t)return`\n float ${r}() {\n vec2 uv = uvFromFlat(${n}TexShape[0], ${n}TexShape[1], ${i});\n return sampleTexture(${n}, uv);\n }\n `;const[s,u]=e.shapeInfo.texShape;return`\n float ${r}() {\n vec2 uv = uvFromFlat(${s}, ${u}, ${i});\n return sampleTexture(${n}, uv);\n }\n `}(e,t);case 1:return function(e,t){const n=e.name,r="get"+n.charAt(0).toUpperCase()+n.slice(1);if(e.shapeInfo.isUniform)return`\n float ${r}(int index) {\n ${re(e)}\n }\n `;const o=e.shapeInfo.texShape,a=o[0],i=o[1];if(1===i&&1===a)return`\n float ${r}(int index) {\n return sampleTexture(${n}, halfCR);\n }\n `;const s=ne(n);if(1===i)return t?`\n float ${r}(int index) {\n vec2 uv = vec2(0.5, (float(index + ${s}) + 0.5) / float(${n}TexShape[0]));\n return sampleTexture(${n}, uv);\n }\n `:`\n float ${r}(int index) {\n vec2 uv = vec2(0.5, (float(index + ${s}) + 0.5) / ${a}.0);\n return sampleTexture(${n}, uv);\n }\n `;if(1===a)return t?`\n float ${r}(int index) {\n vec2 uv = vec2((float(index + ${s}) + 0.5) / float(${n}TexShape[1]), 0.5);\n return sampleTexture(${n}, uv);\n }\n `:`\n float ${r}(int index) {\n vec2 uv = vec2((float(index + ${s}) + 0.5) / ${i}.0, 0.5);\n return sampleTexture(${n}, uv);\n }\n `;if(t)return`\n float ${r}(int index) {\n vec2 uv = uvFromFlat(${n}TexShape[0], ${n}TexShape[1], index + ${s});\n return sampleTexture(${n}, uv);\n }\n `;return`\n float ${r}(int index) {\n vec2 uv = uvFromFlat(${a}, ${i}, index + ${s});\n return sampleTexture(${n}, uv);\n }\n `}(e,t);case 2:return function(e,t){const n=e.shapeInfo.logicalShape,r=e.name,a="get"+r.charAt(0).toUpperCase()+r.slice(1),i=e.shapeInfo.texShape;if(null!=i&&o.ae.arraysEqual(n,i)){if(t)return`\n float ${a}(int row, int col) {\n vec2 uv = (vec2(col, row) + halfCR) / vec2(${r}TexShape[1], ${r}TexShape[0]);\n return sampleTexture(${r}, uv);\n }\n `;const e=i[0],n=i[1];return`\n float ${a}(int row, int col) {\n vec2 uv = (vec2(col, row) + halfCR) / vec2(${n}.0, ${e}.0);\n return sampleTexture(${r}, uv);\n }\n `}const{newShape:s,keptDims:u}=o.ae.squeezeShape(n),c=s;if(c.length<n.length){const n=ie(e,c),r=["row","col"];return`\n ${X(n,t)}\n float ${a}(int row, int col) {\n return ${a}(${se(r,u)});\n }\n `}if(e.shapeInfo.isUniform)return`\n float ${a}(int row, int col) {\n int index = round(dot(vec2(row, col), vec2(${n[1]}, 1)));\n ${re(e)}\n }\n `;const l=i[0],d=i[1],p=ne(r);if(1===d)return t?`\n float ${a}(int row, int col) {\n float index = dot(vec3(row, col, ${p}), vec3(${r}Shape[1], 1, 1));\n vec2 uv = vec2(0.5, (index + 0.5) / float(${r}TexShape[0]));\n return sampleTexture(${r}, uv);\n }\n `:`\n float ${a}(int row, int col) {\n float index = dot(vec3(row, col, ${p}), vec3(${n[1]}, 1, 1));\n vec2 uv = vec2(0.5, (index + 0.5) / ${l}.0);\n return sampleTexture(${r}, uv);\n }\n `;if(1===l)return t?`\n float ${a}(int row, int col) {\n float index = dot(vec3(row, col, ${p}), vec3(${r}Shape[1], 1, 1));\n vec2 uv = vec2((index + 0.5) / float(${r}TexShape[1]), 0.5);\n return sampleTexture(${r}, uv);\n }\n `:`\n float ${a}(int row, int col) {\n float index = dot(vec3(row, col, ${p}), vec3(${n[1]}, 1, 1));\n vec2 uv = vec2((index + 0.5) / ${d}.0, 0.5);\n return sampleTexture(${r}, uv);\n }\n `;if(t)return`\n float ${a}(int row, int col) {\n // Explicitly use integer operations as dot() only works on floats.\n int index = row * ${r}Shape[1] + col + ${p};\n vec2 uv = uvFromFlat(${r}TexShape[0], ${r}TexShape[1], index);\n return sampleTexture(${r}, uv);\n }\n `;return`\n float ${a}(int row, int col) {\n // Explicitly use integer operations as dot() only works on floats.\n int index = row * ${n[1]} + col + ${p};\n vec2 uv = uvFromFlat(${l}, ${d}, index);\n return sampleTexture(${r}, uv);\n }\n`}(e,t);case 3:return function(e,t){const n=e.shapeInfo.logicalShape,r=e.name,a="get"+r.charAt(0).toUpperCase()+r.slice(1),i=n[1]*n[2],s=n[2],{newShape:u,keptDims:c}=o.ae.squeezeShape(n),l=u;if(l.length<n.length){const n=ie(e,l),r=["row","col","depth"];return`\n ${X(n,t)}\n float ${a}(int row, int col, int depth) {\n return ${a}(${se(r,c)});\n }\n `}if(e.shapeInfo.isUniform)return`\n float ${a}(int row, int col, int depth) {\n int index = round(dot(vec3(row, col, depth),\n vec3(${i}, ${s}, 1)));\n ${re(e)}\n }\n `;const d=e.shapeInfo.texShape,p=d[0],h=d[1],f=e.shapeInfo.flatOffset;if(h===i&&null==f)return t?`\n float ${a}(int row, int col, int depth) {\n int stride1 = ${r}Shape[2];\n float texR = float(row);\n float texC = dot(vec2(col, depth), vec2(stride1, 1));\n vec2 uv = (vec2(texC, texR) + halfCR) /\n vec2(${r}TexShape[1], ${r}TexShape[0]);\n return sampleTexture(${r}, uv);\n }\n `:`\n float ${a}(int row, int col, int depth) {\n float texR = float(row);\n float texC = dot(vec2(col, depth), vec2(${s}, 1));\n vec2 uv = (vec2(texC, texR) + halfCR) /\n vec2(${h}.0, ${p}.0);\n return sampleTexture(${r}, uv);\n }\n `;if(h===s&&null==f)return t?`\n float ${a}(int row, int col, int depth) {\n float texR = dot(vec2(row, col), vec2(${r}Shape[1], 1));\n float texC = float(depth);\n vec2 uv = (vec2(texC, texR) + halfCR) / vec2(${r}TexShape[1], ${r}TexShape[0]);\n return sampleTexture(${r}, uv);\n }\n `:`\n float ${a}(int row, int col, int depth) {\n float texR = dot(vec2(row, col), vec2(${n[1]}, 1));\n float texC = float(depth);\n vec2 uv = (vec2(texC, texR) + halfCR) / vec2(${h}.0, ${p}.0);\n return sampleTexture(${r}, uv);\n }\n `;const m=ne(r);if(t)return`\n float ${a}(int row, int col, int depth) {\n // Explicitly use integer operations as dot() only works on floats.\n int stride0 = ${r}Shape[1] * ${r}Shape[2];\n int stride1 = ${r}Shape[2];\n int index = row * ${i} + col * ${s} + depth + ${m};\n vec2 uv = uvFromFlat(${r}TexShape[0], ${r}TexShape[1], index);\n return sampleTexture(${r}, uv);\n }\n `;return`\n float ${a}(int row, int col, int depth) {\n // Explicitly use integer operations as dot() only works on floats.\n int index = row * ${i} + col * ${s} + depth + ${m};\n vec2 uv = uvFromFlat(${p}, ${h}, index);\n return sampleTexture(${r}, uv);\n }\n `}(e,t);case 4:return function(e,t){const n=e.shapeInfo.logicalShape,r=e.name,a="get"+r.charAt(0).toUpperCase()+r.slice(1),i=n[3],s=n[2]*i,u=n[1]*s,{newShape:c,keptDims:l}=o.ae.squeezeShape(n);if(c.length<n.length){const n=ie(e,c),r=["row","col","depth","depth2"];return`\n ${X(n,t)}\n float ${a}(int row, int col, int depth, int depth2) {\n return ${a}(${se(r,l)});\n }\n `}if(e.shapeInfo.isUniform)return`\n float ${a}(int row, int col, int depth, int depth2) {\n int index = round(dot(vec4(row, col, depth, depth2),\n vec4(${u}, ${s}, ${i}, 1)));\n ${re(e)}\n }\n `;const d=e.shapeInfo.flatOffset,p=e.shapeInfo.texShape,h=p[0],f=p[1],m=`int stride2 = ${r}Shape[3];`,g=`int stride1 = ${r}Shape[2] * stride2;`,b=`int stride0 = ${r}Shape[1] * stride1;`;if(f===u&&null==d)return t?`\n float ${a}(int row, int col, int depth, int depth2) {\n ${m}\n ${g}\n float texR = float(row);\n float texC =\n dot(vec3(col, depth, depth2),\n vec3(stride1, stride2, 1));\n vec2 uv = (vec2(texC, texR) + halfCR) /\n vec2(${r}TexShape[1], ${r}TexShape[0]);\n return sampleTexture(${r}, uv);\n }\n `:`\n float ${a}(int row, int col, int depth, int depth2) {\n float texR = float(row);\n float texC =\n dot(vec3(col, depth, depth2),\n vec3(${s}, ${i}, 1));\n vec2 uv = (vec2(texC, texR) + halfCR) /\n vec2(${f}.0, ${h}.0);\n return sampleTexture(${r}, uv);\n }\n `;if(f===i&&null==d)return t?`\n float ${a}(int row, int col, int depth, int depth2) {\n float texR = dot(vec3(row, col, depth),\n vec3(${r}Shape[1] * ${r}Shape[2], ${r}Shape[2], 1));\n float texC = float(depth2);\n vec2 uv = (vec2(texC, texR) + halfCR) /\n vec2(${r}TexShape[1], ${r}TexShape[0]);\n return sampleTexture(${r}, uv);\n }\n `:`\n float ${a}(int row, int col, int depth, int depth2) {\n float texR = dot(vec3(row, col, depth),\n vec3(${n[1]*n[2]}, ${n[2]}, 1));\n float texC = float(depth2);\n vec2 uv = (vec2(texC, texR) + halfCR) /\n vec2(${f}.0, ${h}.0);\n return sampleTexture(${r}, uv);\n }\n `;const y=ne(r);if(t)return`\n float ${a}(int row, int col, int depth, int depth2) {\n // Explicitly use integer operations as dot() only works on floats.\n ${m}\n ${g}\n ${b}\n int index = row * stride0 + col * stride1 +\n depth * stride2 + depth2;\n vec2 uv = uvFromFlat(${r}TexShape[0], ${r}TexShape[1], index + ${y});\n return sampleTexture(${r}, uv);\n }\n `;return`\n float ${a}(int row, int col, int depth, int depth2) {\n // Explicitly use integer operations as dot() only works on floats.\n int index = row * ${u} + col * ${s} +\n depth * ${i} + depth2;\n vec2 uv = uvFromFlat(${h}, ${f}, index + ${y});\n return sampleTexture(${r}, uv);\n }\n `}(e,t);case 5:return function(e){const t=e.shapeInfo.logicalShape,n=e.name,r="get"+n.charAt(0).toUpperCase()+n.slice(1),a=t[4],i=t[3]*a,s=t[2]*i,u=t[1]*s,{newShape:c,keptDims:l}=o.ae.squeezeShape(t);if(c.length<t.length){const t=ie(e,c),n=["row","col","depth","depth2","depth3"];return`\n ${X(t)}\n float ${r}(int row, int col, int depth, int depth2, int depth3) {\n return ${r}(${se(n,l)});\n }\n `}if(e.shapeInfo.isUniform)return`\n float ${r}(int row, int col, int depth, int depth2, int depth3) {\n float index = dot(\n vec4(row, col, depth, depth2),\n vec4(${u}, ${s}, ${i}, ${a})) +\n depth3;\n ${re(e)}\n }\n `;const d=e.shapeInfo.flatOffset,p=e.shapeInfo.texShape,h=p[0],f=p[1];if(f===u&&null==d)return`\n float ${r}(int row, int col, int depth, int depth2, int depth3) {\n int texR = row;\n float texC = dot(vec4(col, depth, depth2, depth3),\n vec4(${s}, ${i}, ${a}, 1));\n vec2 uv = (vec2(texC, texR) + halfCR) /\n vec2(${f}.0, ${h}.0);\n return sampleTexture(${n}, uv);\n }\n `;if(f===a&&null==d)return`\n float ${r}(int row, int col, int depth, int depth2, int depth3) {\n float texR = dot(\n vec4(row, col, depth, depth2),\n vec4(${t[1]*t[2]*t[3]},\n ${t[2]*t[3]}, ${t[3]}, 1));\n int texC = depth3;\n vec2 uv = (vec2(texC, texR) + halfCR) /\n vec2(${f}.0, ${h}.0);\n return sampleTexture(${n}, uv);\n }\n `;const m=ne(n);return`\n float ${r}(int row, int col, int depth, int depth2, int depth3) {\n // Explicitly use integer operations as dot() only works on floats.\n int index = row * ${u} + col * ${s} + depth * ${i} +\n depth2 * ${a} + depth3 + ${m};\n vec2 uv = uvFromFlat(${h}, ${f}, index);\n return sampleTexture(${n}, uv);\n }\n `}(e);case 6:return function(e){const t=e.shapeInfo.logicalShape,n=e.name,r="get"+n.charAt(0).toUpperCase()+n.slice(1),{newShape:a,keptDims:i}=o.ae.squeezeShape(t);if(a.length<t.length){const t=ie(e,a),n=["row","col","depth","depth2","depth3","depth4"];return`\n ${X(t)}\n float ${r}(int row, int col, int depth,\n int depth2, int depth3, int depth4) {\n return ${r}(${se(n,i)});\n }\n `}const s=t[5],u=t[4]*s,c=t[3]*u,l=t[2]*c,d=t[1]*l;if(e.shapeInfo.isUniform)return`\n float ${r}(int row, int col, int depth,\n int depth2, int depth3, int depth4) {\n int index = round(dot(\n vec4(row, col, depth, depth2),\n vec4(${d}, ${l}, ${c}, ${u})) +\n dot(\n vec2(depth3, depth4),\n vec2(${s}, 1)));\n ${re(e)}\n }\n `;const p=e.shapeInfo.flatOffset,h=e.shapeInfo.texShape,f=h[0],m=h[1];if(m===d&&null==p)return`\n float ${r}(int row, int col, int depth,\n int depth2, int depth3, int depth4) {\n int texR = row;\n float texC = dot(vec4(col, depth, depth2, depth3),\n vec4(${l}, ${c}, ${u}, ${s})) +\n float(depth4);\n vec2 uv = (vec2(texC, texR) + halfCR) /\n vec2(${m}.0, ${f}.0);\n return sampleTexture(${n}, uv);\n }\n `;if(m===s&&null==p)return`\n float ${r}(int row, int col, int depth,\n int depth2, int depth3, int depth4) {\n float texR = dot(vec4(row, col, depth, depth2),\n vec4(${t[1]*t[2]*t[3]*t[4]},\n ${t[2]*t[3]*t[4]},\n ${t[3]*t[4]},\n ${t[4]})) + float(depth3);\n int texC = depth4;\n vec2 uv = (vec2(texC, texR) + halfCR) /\n vec2(${m}.0, ${f}.0);\n return sampleTexture(${n}, uv);\n }\n `;const g=ne(n);return`\n float ${r}(int row, int col, int depth,\n int depth2, int depth3, int depth4) {\n // Explicitly use integer operations as dot() only works on floats.\n int index = row * ${d} + col * ${l} + depth * ${c} +\n depth2 * ${u} + depth3 * ${s} + depth4 + ${g};\n vec2 uv = uvFromFlat(${f}, ${m}, index);\n return sampleTexture(${n}, uv);\n }\n `}(e);default:throw new Error(n.length+"-D input sampling is not yet supported")}}function Y(e,t){switch(e.shapeInfo.logicalShape.length){case 0:return function(e){const t=e.name,n="get"+t.charAt(0).toUpperCase()+t.slice(1),r=z();return`\n vec4 ${n}() {\n return ${r.texture2D}(${t}, halfCR);\n }\n `}(e);case 1:return function(e,t){const n=e.name,r="get"+n.charAt(0).toUpperCase()+n.slice(1),o=e.shapeInfo.texShape,a=z();if(t)return`\n vec4 ${r}(int index) {\n ivec2 packedTexShape = ivec2(ceil(float(${n}TexShape[0]) / 2.0), ceil(float(${n}TexShape[1]) / 2.0));\n vec2 uv = packedUVfrom1D(\n packedTexShape[0], packedTexShape[1], index);\n return ${a.texture2D}(${n}, uv);\n }\n `;const i=[Math.ceil(o[0]/2),Math.ceil(o[1]/2)];return`\n vec4 ${r}(int index) {\n vec2 uv = packedUVfrom1D(\n ${i[0]}, ${i[1]}, index);\n return ${a.texture2D}(${n}, uv);\n }\n `}(e,t);case 2:return function(e,t){const n=e.shapeInfo.logicalShape,r=e.name,a="get"+r.charAt(0).toUpperCase()+r.slice(1),i=e.shapeInfo.texShape,s=i[0],u=i[1],c=z();if(null!=i&&o.ae.arraysEqual(n,i))return t?`\n vec4 ${a}(int row, int col) {\n vec2 uv = (vec2(col, row) + halfCR) / vec2(${r}TexShape[1], ${r}TexShape[0]);\n\n return ${c.texture2D}(${r}, uv);\n }\n `:`\n vec4 ${a}(int row, int col) {\n vec2 uv = (vec2(col, row) + halfCR) / vec2(${u}.0, ${s}.0);\n\n return ${c.texture2D}(${r}, uv);\n }\n `;if(t)return`\n vec4 ${a}(int row, int col) {\n ivec2 packedTexShape = ivec2(ceil(float(${r}TexShape[0]) / 2.0), ceil(float(${r}TexShape[1]) / 2.0));\n int valuesPerRow = int(ceil(float(${r}Shape[1]) / 2.0));\n vec2 uv = packedUVfrom2D(valuesPerRow, packedTexShape[0], packedTexShape[1], row, col);\n return ${c.texture2D}(${r}, uv);\n }\n `;const l=[Math.ceil(i[0]/2),Math.ceil(i[1]/2)],d=Math.ceil(n[1]/2);return`\n vec4 ${a}(int row, int col) {\n vec2 uv = packedUVfrom2D(${d}, ${l[0]}, ${l[1]}, row, col);\n return ${c.texture2D}(${r}, uv);\n }\n `}(e,t);case 3:return function(e,t){const n=e.shapeInfo.logicalShape,r=e.name,o="get"+r.charAt(0).toUpperCase()+r.slice(1),a=e.shapeInfo.texShape,i=[Math.ceil(a[0]/2),Math.ceil(a[1]/2)];if(1===n[0]){const r=n.slice(1),a=[1,2],i=ie(e,r),s=["b","row","col"];return`\n ${Y(i,t)}\n vec4 ${o}(int b, int row, int col) {\n return ${o}(${se(s,a)});\n }\n `}const s=z();if(t)return`\n vec4 ${o}(int b, int row, int col) {\n ivec2 packedTexShape = ivec2(ceil(float(${r}TexShape[0]) / 2.0), ceil(float(${r}TexShape[1]) / 2.0));\n int valuesPerRow = int(ceil(float(${r}Shape[2]) / 2.0));\n int texelsInBatch = valuesPerRow * int(ceil(float(${r}Shape[1]) / 2.0));\n vec2 uv = packedUVfrom3D(\n packedTexShape[0], packedTexShape[1], texelsInBatch, valuesPerRow, b, row, col);\n return ${s.texture2D}(${r}, uv);\n }\n `;const u=i[0],c=i[1],l=Math.ceil(n[2]/2),d=l*Math.ceil(n[1]/2);return`\n vec4 ${o}(int b, int row, int col) {\n vec2 uv = packedUVfrom3D(\n ${u}, ${c}, ${d}, ${l}, b, row, col);\n return ${s.texture2D}(${r}, uv);\n }\n `}(e,t);default:return function(e,t){const n=e.name,r="get"+n.charAt(0).toUpperCase()+n.slice(1),o=z();if(t)return`\n vec4 ${r}(int b2, int b, int row, int col) {\n int valuesPerRow = int(ceil(float(${n}Shape[3]) / 2.0));\n int texelsInBatch = valuesPerRow * int(ceil(float(${n}Shape[2]) / 2.0));\n int index = b * texelsInBatch + (row / 2) * valuesPerRow + (col / 2);\n texelsInBatch *= ${n}Shape[1];\n index = b2 * texelsInBatch + index;\n ivec2 packedTexShape = ivec2(ceil(float(${n}TexShape[0]) / 2.0), ceil(float(${n}TexShape[1]) / 2.0));\n int texR = index / packedTexShape[1];\n int texC = index - texR * packedTexShape[1];\n vec2 uv = (vec2(texC, texR) + halfCR) / vec2(packedTexShape[1], packedTexShape[0]); return ${o.texture2D}(${n}, uv);\n }\n `;const a=e.shapeInfo.logicalShape,i=a.length,s=e.shapeInfo.texShape,u=[Math.ceil(s[0]/2),Math.ceil(s[1]/2)],c=u[0],l=u[1],d=Math.ceil(a[i-1]/2);let p=d*Math.ceil(a[i-2]/2),h="int b, int row, int col",f=`b * ${p} + (row / 2) * ${d} + (col / 2)`;for(let e=2;e<i-1;e++)h=`int b${e}, `+h,p*=a[i-e-1],f=`b${e} * ${p} + `+f;return`\n vec4 ${r}(${h}) {\n int index = ${f};\n int texR = index / ${l};\n int texC = index - texR * ${l};\n vec2 uv = (vec2(texC, texR) + halfCR) / vec2(${l}, ${c});\n return ${o.texture2D}(${n}, uv);\n }\n `}(e,t)}}const Q="\nvec2 uvFromFlat(int texNumR, int texNumC, int index) {\n int texR = index / texNumC;\n int texC = index - texR * texNumC;\n return (vec2(texC, texR) + halfCR) / vec2(texNumC, texNumR);\n}\nvec2 packedUVfrom1D(int texNumR, int texNumC, int index) {\n int texelIndex = index / 2;\n int texR = texelIndex / texNumC;\n int texC = texelIndex - texR * texNumC;\n return (vec2(texC, texR) + halfCR) / vec2(texNumC, texNumR);\n}\n",Z="\nvec2 packedUVfrom2D(int texelsInLogicalRow, int texNumR,\n int texNumC, int row, int col) {\n int texelIndex = (row / 2) * texelsInLogicalRow + (col / 2);\n int texR = texelIndex / texNumC;\n int texC = texelIndex - texR * texNumC;\n return (vec2(texC, texR) + halfCR) / vec2(texNumC, texNumR);\n}\n",J="\nvec2 packedUVfrom3D(int texNumR, int texNumC,\n int texelsInBatch, int texelsInLogicalRow, int b,\n int row, int col) {\n int index = b * texelsInBatch + (row / 2) * texelsInLogicalRow + (col / 2);\n int texR = index / texNumC;\n int texC = index - texR * texNumC;\n return (vec2(texC, texR) + halfCR) / vec2(texNumC, texNumR);\n}\n",ee="\n float getChannel(vec4 frag, vec2 innerDims) {\n vec2 modCoord = mod(innerDims, 2.);\n return modCoord.x == 0. ?\n (modCoord.y == 0. ? frag.r : frag.g) :\n (modCoord.y == 0. ? frag.b : frag.a);\n }\n float getChannel(vec4 frag, int dim) {\n float modCoord = mod(float(dim), 2.);\n return modCoord == 0. ? frag.r : frag.g;\n }\n";function te(){return"\n int getOutputCoords() {\n return 0;\n }\n "}function ne(e){return"offset"+e}function re(e){const t=e.name,n=o.ae.sizeFromShape(e.shapeInfo.logicalShape);return n<2?`return ${t};`:`\n for (int i = 0; i < ${n}; i++) {\n if (i == index) {\n return ${t}[i];\n }\n }\n `}function oe(e){if(e<=1)return"int";if(2===e)return"ivec2";if(3===e)return"ivec3";if(4===e)return"ivec4";if(5===e)return"ivec5";if(6===e)return"ivec6";throw Error(`GPU for rank ${e} is not yet supported`)}function ae(e,t,n){const{newShape:r,keptDims:a}=o.ae.squeezeShape(t),i=t.length,s=e&&3===i&&1===t[0],u=s?t.slice(1):r,c=!e&&i>1&&!o.ae.arraysEqual(t,n)&&r.length<i||s;return{useSqueezeShape:c,uniformShape:c?u:t,keptDims:a}}function ie(e,t){const n=JSON.parse(JSON.stringify(e));return n.shapeInfo.logicalShape=t,n}function se(e,t){return t.map(t=>e[t]).join(", ")}
+/**
+ * @license
+ * Copyright 2017 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */function ue(e,t){if(e.length!==t.length)throw Error(`Binary was compiled with ${e.length} inputs, but was executed with ${t.length} inputs`);e.forEach((e,n)=>{const r=e.logicalShape,a=t[n],i=a.shape;if(!o.ae.arraysEqual(r,i))throw Error(`Binary was compiled with different shapes than the current args. Shapes ${r} and ${i} must match`);if(e.isUniform&&a.isUniform)return;const s=e.texShape,u=a.isUniform?null:a.texData.texShape;if(!o.ae.arraysEqual(s,u))throw Error(`Binary was compiled with different texture shapes than the current args. Shape ${s} and ${u} must match`)})}function ce(e){return Object(o.zd)().getBool("WEBGL_USE_SHAPES_UNIFORMS")&&e<=4}
+/**
+ * @license
+ * Copyright 2019 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */class le{constructor(e){this.variableNames=["A"],this.packedInputs=!1,this.packedOutput=!0,this.outPackingScheme=u.DENSE,this.customUniforms=[{name:"texShape",type:"ivec2"}];const t=z();this.outputShape=e,this.enableShapeUniforms=ce(this.outputShape.length),this.userCode=`\n ivec3 outCoordsFromFlatIndex(int index) {\n ${this.enableShapeUniforms?V(["r","c","d"],e):U(["r","c","d"],e)}\n return ivec3(r, c, d);\n }\n\n void main() {\n ivec2 resTexRC = ivec2(resultUV.yx * vec2(texShape[0], texShape[1]));\n int index = 4 * (resTexRC.x * texShape[1] + resTexRC.y);\n\n vec4 result = vec4(0.);\n\n for (int i=0; i<4; i++) {\n int flatIndex = index + i;\n ivec3 rc = outCoordsFromFlatIndex(flatIndex);\n result[i] = getA(rc.x, rc.y, rc.z);\n }\n\n ${t.output} = result;\n }\n `}}
+/**
+ * @license
+ * Copyright 2019 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */class de{constructor(e){this.variableNames=["A"],this.packedInputs=!0,this.packedOutput=!0,this.outPackingScheme=u.DENSE,this.customUniforms=[{name:"texShape",type:"ivec2"}];const t=z();this.outputShape=e,this.enableShapeUniforms=ce(this.outputShape.length),this.userCode=`\n ivec3 outCoordsFromFlatIndex(int index) {\n ${this.enableShapeUniforms?V(["r","c","d"],e):U(["r","c","d"],e)}\n return ivec3(r, c, d);\n }\n\n void main() {\n ivec2 resTexRC = ivec2(resultUV.yx * vec2(texShape[0], texShape[1]));\n int index = 4 * (resTexRC.x * texShape[1] + resTexRC.y);\n\n vec4 result = vec4(0.);\n\n for (int i=0; i<4; i++) {\n int flatIndex = index + i;\n ivec3 rc = outCoordsFromFlatIndex(flatIndex);\n result[i] = getChannel(getA(rc.x, rc.y, rc.z), vec2(rc.y, rc.z));\n }\n\n ${t.output} = result;\n }\n `}}
+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */class pe{constructor(e){this.variableNames=["A"],this.outTexUsage=c.DOWNLOAD;const t=z();this.outputShape=e,this.userCode=`\n ${H}\n\n void main() {\n float x = getAAtOutCoords();\n ${t.output} = encode_float(x);\n }\n `}}
+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */class he{constructor(e){this.variableNames=["A"],this.packedInputs=!0,this.packedOutput=!1,this.outTexUsage=c.DOWNLOAD;const t=z();this.outputShape=e,this.userCode=`\n ${H}\n\n void main() {\n ivec3 coords = getOutputCoords();\n float x = getChannel(getAAtOutCoords(), vec2(coords.y, coords.z));\n ${t.output} = encode_float(x);\n }\n `}}
+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */class fe{constructor(e,t=!1){this.variableNames=["A"],this.customUniforms=[{name:"texShape",type:"ivec2"}];const n=z();this.outputShape=e,this.enableShapeUniforms=ce(this.outputShape.length);let r="result";t&&(r="floor(result * 255. + 0.5)"),this.userCode=`\n ${this.enableShapeUniforms?"\n int getFlatIndex(ivec3 coords) {\n return coords.x * outShapeStrides[0] + coords.y * outShapeStrides[1] + coords.z;\n }\n":G(e)}\n\n void main() {\n ivec3 coords = getOutputCoords();\n\n int flatIndex = getFlatIndex(coords);\n int offset = imod(flatIndex, 4);\n\n flatIndex = idiv(flatIndex, 4, 1.);\n\n int r = flatIndex / texShape[1];\n int c = imod(flatIndex, texShape[1]);\n vec2 uv = (vec2(c, r) + halfCR) / vec2(texShape[1], texShape[0]);\n vec4 values = ${n.texture2D}(A, uv);\n\n float result;\n\n if(offset == 0) {\n result = values[0];\n } else if(offset == 1) {\n result = values[1];\n } else if(offset == 2) {\n result = values[2];\n } else {\n result = values[3];\n }\n\n ${n.output} = vec4(${r}, 0., 0., 0.);\n }\n `}}
+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */class me{constructor(e,t=!1){this.variableNames=["A"],this.packedInputs=!1,this.packedOutput=!0,this.customUniforms=[{name:"texShape",type:"ivec2"}];const n=z();this.outputShape=e,this.enableShapeUniforms=ce(this.outputShape.length);let r="",o="result";t&&(o="floor(result * 255. + 0.5)");for(let t=0;t<=1;t++)for(let o=0;o<=1;o++){const a=2*t+o;r+=`\n localCoords = coords;\n if(localCoords[2] + ${o} < ${this.enableShapeUniforms?"outShape[2]":""+e[2]}) {\n localCoords[2] += ${o};\n if (localCoords[1] + ${t} < ${this.enableShapeUniforms?"outShape[1]":""+e[1]}) {\n localCoords[1] += ${t};\n\n flatIndex = getFlatIndex(localCoords);\n offset = imod(flatIndex, 4);\n\n flatIndex = idiv(flatIndex, 4, 1.);\n\n int r = flatIndex / texShape[1];\n int c = imod(flatIndex, texShape[1]);\n vec2 uv = (vec2(c, r) + halfCR) / vec2(texShape[1], texShape[0]);\n values = ${n.texture2D}(A, uv);\n\n if (offset == 0) {\n result[${a}] = values[0];\n } else if (offset == 1) {\n result[${a}] = values[1];\n } else if (offset == 2) {\n result[${a}] = values[2];\n } else {\n result[${a}] = values[3];\n }\n }\n }\n `}this.userCode=`\n ${this.enableShapeUniforms?"\n int getFlatIndex(ivec3 coords) {\n return coords.x * outShapeStrides[0] + coords.y * outShapeStrides[1] + coords.z;\n }\n":G(e)}\n\n void main() {\n ivec3 coords = getOutputCoords();\n\n vec4 result = vec4(0.);\n int flatIndex, r, c, offset;\n ivec3 localCoords;\n vec2 uv;\n vec4 values;\n\n ${r}\n\n ${n.output} = ${o};\n }\n `}}
+/**
+ * @license
+ * Copyright 2017 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */function ge(e){const t=z();return function(e,t){const n=C(e,()=>e.createShader(e.VERTEX_SHADER),"Unable to create vertex WebGLShader.");if(m(e,()=>e.shaderSource(n,t)),m(e,()=>e.compileShader(n)),!1===e.getShaderParameter(n,e.COMPILE_STATUS))throw console.log(e.getShaderInfoLog(n)),new Error("Failed to compile vertex shader.");return n}(e,`${t.version}\n precision highp float;\n ${t.attribute} vec3 clipSpacePos;\n ${t.attribute} vec2 uv;\n ${t.varyingVs} vec2 resultUV;\n\n void main() {\n gl_Position = vec4(clipSpacePos, 1);\n resultUV = uv;\n }`)}function be(e){return function(e,t){const n=C(e,()=>e.createBuffer(),"Unable to create WebGLBuffer");return m(e,()=>e.bindBuffer(e.ARRAY_BUFFER,n)),m(e,()=>e.bufferData(e.ARRAY_BUFFER,t,e.STATIC_DRAW)),n}(e,new Float32Array([-1,1,0,0,1,-1,-1,0,0,0,1,1,0,1,1,1,-1,0,1,0]))}function ye(e){return function(e,t){const n=C(e,()=>e.createBuffer(),"Unable to create WebGLBuffer");return m(e,()=>e.bindBuffer(e.ELEMENT_ARRAY_BUFFER,n)),m(e,()=>e.bufferData(e.ELEMENT_ARRAY_BUFFER,t,e.STATIC_DRAW)),n}(e,new Uint16Array([0,1,2,2,1,3]))}function ve(e,t,n,r,a,i){!function(e,t){const n=Object(o.zd)().getNumber("WEBGL_MAX_TEXTURE_SIZE");if(e<=0||t<=0){throw new Error("Requested texture size "+`[${e}x${t}]`+" is invalid.")}if(e>n||t>n){throw new Error("Requested texture size "+`[${e}x${t}]`+" greater than WebGL maximum on this browser / GPU "+`[${n}x${n}]`+".")}}(t,n);const s=function(e){return C(e,()=>e.createTexture(),"Unable to create WebGLTexture.")}(e),u=e.TEXTURE_2D;return m(e,()=>e.bindTexture(u,s)),m(e,()=>e.texParameteri(u,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE)),m(e,()=>e.texParameteri(u,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE)),m(e,()=>e.texParameteri(u,e.TEXTURE_MIN_FILTER,e.NEAREST)),m(e,()=>e.texParameteri(u,e.TEXTURE_MAG_FILTER,e.NEAREST)),1===Object(o.zd)().getNumber("WEBGL_VERSION")?m(e,()=>e.texImage2D(u,0,r,t,n,0,a,i,null)):m(e,()=>e.texStorage2D(u,1,r,t,n)),m(e,()=>e.bindTexture(e.TEXTURE_2D,null)),{texture:s,texShape:[n,t]}}function xe(e){return e.internalFormatFloat}function we(e){return e.internalFormatHalfFloat}function Oe(e){return e.downloadTextureFormat}function ke(e){return e.internalFormatPackedFloat}function Se(e){return e.internalFormatPackedHalfFloat}function Te(e,t,n,r,o,a,i,s){const u=e,c=new Float32Array(function(e,t){const[n,r]=h(e,t);return n*r*4}(a,i));return u.bindBuffer(u.PIXEL_PACK_BUFFER,t),u.getBufferSubData(u.PIXEL_PACK_BUFFER,0,c),u.bindBuffer(u.PIXEL_PACK_BUFFER,null),c}
+/**
+ * @license
+ * Copyright 2017 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+class Ce{constructor(e){this.outputTexture=null,this.program=null,this.disposed=!1,this.vertexAttrsAreBound=!1,this.itemsToPoll=[];const t=Object(o.zd)().getNumber("WEBGL_VERSION");null!=e?(this.gl=e,function(e,t){a[e]=t}(t,e)):this.gl=s(t);let n="WEBGL_color_buffer_float";if(1===Object(o.zd)().getNumber("WEBGL_VERSION")){const e="OES_texture_float",t="OES_texture_half_float";if(this.textureFloatExtension=b(this.gl,e),F(this.gl,t))this.textureHalfFloatExtension=b(this.gl,t);else if(Object(o.zd)().get("WEBGL_FORCE_F16_TEXTURES"))throw new Error("GL context does not support half float textures, yet the environment flag WEBGL_FORCE_F16_TEXTURES is set to true.");if(this.colorBufferFloatExtension=this.gl.getExtension(n),F(this.gl,"EXT_color_buffer_half_float"))this.colorBufferHalfFloatExtension=b(this.gl,"EXT_color_buffer_half_float");else if(Object(o.zd)().get("WEBGL_FORCE_F16_TEXTURES"))throw new Error("GL context does not support color renderable half floats, yet the environment flag WEBGL_FORCE_F16_TEXTURES is set to true.")}else if(n="EXT_color_buffer_float",F(this.gl,n))this.colorBufferFloatExtension=this.gl.getExtension(n);else{if(!F(this.gl,"EXT_color_buffer_half_float"))throw new Error("GL context does not support color renderable floats");this.colorBufferHalfFloatExtension=this.gl.getExtension("EXT_color_buffer_half_float")}this.vertexBuffer=be(this.gl),this.indexBuffer=ye(this.gl),this.framebuffer=function(e){return C(e,()=>e.createFramebuffer(),"Unable to create WebGLFramebuffer.")}(this.gl),this.textureConfig=f(this.gl,this.textureHalfFloatExtension)}get debug(){return Object(o.zd)().getBool("DEBUG")}dispose(){if(this.disposed)return;null!=this.program&&console.warn("Disposing a GPGPUContext that still has a bound WebGLProgram. This is probably a resource leak, delete the program with GPGPUContext.deleteProgram before disposing."),null!=this.outputTexture&&console.warn("Disposing a GPGPUContext that still has a bound output matrix texture. This is probably a resource leak, delete the output matrix texture with GPGPUContext.deleteMatrixTexture before disposing.");const e=this.gl;m(e,()=>e.finish()),m(e,()=>e.bindFramebuffer(e.FRAMEBUFFER,null)),m(e,()=>e.deleteFramebuffer(this.framebuffer)),m(e,()=>e.bindBuffer(e.ARRAY_BUFFER,null)),m(e,()=>e.bindBuffer(e.ELEMENT_ARRAY_BUFFER,null)),m(e,()=>e.deleteBuffer(this.indexBuffer)),this.disposed=!0}createFloat32MatrixTexture(e,t){return this.throwIfDisposed(),function(e,t,n,r){const[o,a]=d(t,n);return ve(e,o,a,xe(r),r.textureFormatFloat,e.FLOAT)}(this.gl,e,t,this.textureConfig)}createFloat16MatrixTexture(e,t){return this.throwIfDisposed(),function(e,t,n,r){const[o,a]=d(t,n);return ve(e,o,a,we(r),r.textureFormatFloat,r.textureTypeHalfFloat)}(this.gl,e,t,this.textureConfig)}createUnsignedBytesMatrixTexture(e,t){return this.throwIfDisposed(),function(e,t,n,r){const[o,a]=d(t,n);return ve(e,o,a,Oe(r),e.RGBA,e.UNSIGNED_BYTE)}(this.gl,e,t,this.textureConfig)}uploadPixelDataToTexture(e,t){this.throwIfDisposed(),function(e,t,n){m(e,()=>e.bindTexture(e.TEXTURE_2D,t)),n.data instanceof Uint8Array?2===Object(o.zd)().getNumber("WEBGL_VERSION")?m(e,()=>e.texSubImage2D(e.TEXTURE_2D,0,0,0,n.width,n.height,e.RGBA,e.UNSIGNED_BYTE,n.data)):m(e,()=>e.texImage2D(e.TEXTURE_2D,0,e.RGBA,n.width,n.height,0,e.RGBA,e.UNSIGNED_BYTE,n.data)):2===Object(o.zd)().getNumber("WEBGL_VERSION")?m(e,()=>e.texSubImage2D(e.TEXTURE_2D,0,0,0,e.RGBA,e.UNSIGNED_BYTE,n)):m(e,()=>e.texImage2D(e.TEXTURE_2D,0,e.RGBA,e.RGBA,e.UNSIGNED_BYTE,n)),m(e,()=>e.bindTexture(e.TEXTURE_2D,null))}(this.gl,e,t)}uploadDenseMatrixToTexture(e,t,n,r){this.throwIfDisposed(),function(e,t,n,r,a,i){let s,u,c;m(e,()=>e.bindTexture(e.TEXTURE_2D,t)),a instanceof Uint8Array?(s=new Uint8Array(n*r*4),u=e.UNSIGNED_BYTE,c=e.RGBA):(s=new Float32Array(n*r*4),u=e.FLOAT,c=i.internalFormatPackedFloat),s.set(a),2===Object(o.zd)().getNumber("WEBGL_VERSION")?m(e,()=>e.texSubImage2D(e.TEXTURE_2D,0,0,0,n,r,e.RGBA,u,s)):m(e,()=>e.texImage2D(e.TEXTURE_2D,0,c,n,r,0,e.RGBA,u,s)),m(e,()=>e.bindTexture(e.TEXTURE_2D,null))}(this.gl,e,t,n,r,this.textureConfig)}createFloat16PackedMatrixTexture(e,t){return this.throwIfDisposed(),function(e,t,n,r){const[o,a]=h(t,n);return ve(e,o,a,Se(r),e.RGBA,r.textureTypeHalfFloat)}(this.gl,e,t,this.textureConfig)}createPackedMatrixTexture(e,t){return this.throwIfDisposed(),function(e,t,n,r){const[o,a]=h(t,n);return ve(e,o,a,ke(r),e.RGBA,e.FLOAT)}(this.gl,e,t,this.textureConfig)}deleteMatrixTexture(e){this.throwIfDisposed(),this.outputTexture===e&&(S(this.gl,this.framebuffer),this.outputTexture=null),m(this.gl,()=>this.gl.deleteTexture(e))}downloadByteEncodedFloatMatrixFromOutputTexture(e,t,n){return this.downloadMatrixDriver(e,()=>function(e,t,n,r){const[o,a]=d(t,n),i=new Uint8Array(t*n*4);return m(e,()=>e.readPixels(0,0,o,a,r.downloadTextureFormat,e.UNSIGNED_BYTE,i)),new Float32Array(i.buffer)}(this.gl,t,n,this.textureConfig))}downloadPackedMatrixFromBuffer(e,t,n,r,o,a){return Te(this.gl,e,0,0,0,o,a,this.textureConfig)}downloadFloat32MatrixFromBuffer(e,t){return function(e,t,n){const r=e,o=new Float32Array(n);return r.bindBuffer(r.PIXEL_PACK_BUFFER,t),r.getBufferSubData(r.PIXEL_PACK_BUFFER,0,o),r.bindBuffer(r.PIXEL_PACK_BUFFER,null),o}(this.gl,e,t)}createBufferFromTexture(e,t,n){this.bindTextureToFrameBuffer(e);const r=function(e,t,n,r){const o=e.createBuffer();m(e,()=>e.bindBuffer(e.PIXEL_PACK_BUFFER,o));const a=16*t*n;return m(e,()=>e.bufferData(e.PIXEL_PACK_BUFFER,a,e.STREAM_READ)),m(e,()=>e.readPixels(0,0,n,t,e.RGBA,e.FLOAT,0)),m(e,()=>e.bindBuffer(e.PIXEL_PACK_BUFFER,null)),o}(this.gl,t,n,this.textureConfig);return this.unbindTextureToFrameBuffer(),r}createAndWaitForFence(){const e=this.createFence(this.gl);return this.pollFence(e)}createFence(e){let t,n;if(Object(o.zd)().getBool("WEBGL_FENCE_API_ENABLED")){const r=e,o=r.fenceSync(r.SYNC_GPU_COMMANDS_COMPLETE,0);e.flush(),n=()=>{const e=r.clientWaitSync(o,0,0);return e===r.ALREADY_SIGNALED||e===r.CONDITION_SATISFIED},t=o}else Object(o.zd)().getNumber("WEBGL_DISJOINT_QUERY_TIMER_EXTENSION_VERSION")>0?(t=this.beginQuery(),this.endQuery(),n=()=>this.isQueryAvailable(t,Object(o.zd)().getNumber("WEBGL_DISJOINT_QUERY_TIMER_EXTENSION_VERSION"))):n=()=>!0;return{query:t,isFencePassed:n}}downloadMatrixFromPackedTexture(e,t,n){return this.downloadMatrixDriver(e,()=>function(e,t,n){const r=new Float32Array(t*n*4);return m(e,()=>e.readPixels(0,0,n,t,e.RGBA,e.FLOAT,r)),r}(this.gl,t,n))}createProgram(e){this.throwIfDisposed();const t=this.gl;null==this.vertexShader&&(this.vertexShader=ge(t));const n=function(e){return C(e,()=>e.createProgram(),"Unable to create WebGLProgram.")}(t);return m(t,()=>t.attachShader(n,this.vertexShader)),m(t,()=>t.attachShader(n,e)),function(e,t){if(m(e,()=>e.linkProgram(t)),!1===e.getProgramParameter(t,e.LINK_STATUS))throw console.log(e.getProgramInfoLog(t)),new Error("Failed to link vertex and fragment shaders.")}(t,n),this.debug&&x(t,n),this.vertexAttrsAreBound||(this.setProgram(n),this.vertexAttrsAreBound=function(e,t,n){return m(e,()=>e.bindBuffer(e.ARRAY_BUFFER,n)),w(e,t,"clipSpacePos",n,3,20,0)&&w(e,t,"uv",n,2,20,12)}(t,this.program,this.vertexBuffer)),n}deleteProgram(e){this.throwIfDisposed(),e===this.program&&(this.program=null),null!=e&&m(this.gl,()=>this.gl.deleteProgram(e))}setProgram(e){this.throwIfDisposed(),this.program=e,null!=this.program&&this.debug&&x(this.gl,this.program),m(this.gl,()=>this.gl.useProgram(e))}getUniformLocation(e,t,n=!0){return this.throwIfDisposed(),n?function(e,t,n){return C(e,()=>e.getUniformLocation(t,n),'uniform "'+n+'" not present in program.')}(this.gl,e,t):function(e,t,n){return e.getUniformLocation(t,n)}(this.gl,e,t)}getAttributeLocation(e,t){return this.throwIfDisposed(),m(this.gl,()=>this.gl.getAttribLocation(e,t))}getUniformLocationNoThrow(e,t){return this.throwIfDisposed(),this.gl.getUniformLocation(e,t)}setInputMatrixTexture(e,t,n){this.throwIfDisposed(),this.throwIfNoProgram(),O(this.gl,e,t,n)}setOutputMatrixTexture(e,t,n){this.setOutputMatrixTextureDriver(e,n,t)}setOutputPackedMatrixTexture(e,t,n){this.throwIfDisposed();const[r,o]=h(t,n);this.setOutputMatrixTextureDriver(e,r,o)}setOutputMatrixWriteRegion(e,t,n,r){this.setOutputMatrixWriteRegionDriver(n,e,r,t)}setOutputPackedMatrixWriteRegion(e,t,n,r){throw new Error("setOutputPackedMatrixWriteRegion not implemented.")}debugValidate(){null!=this.program&&x(this.gl,this.program),T(this.gl)}executeProgram(){this.throwIfDisposed(),this.throwIfNoProgram();const e=this.gl;this.debug&&this.debugValidate(),m(e,()=>e.drawElements(e.TRIANGLES,6,e.UNSIGNED_SHORT,0))}blockUntilAllProgramsCompleted(){this.throwIfDisposed(),m(this.gl,()=>this.gl.finish())}getQueryTimerExtension(){return null==this.disjointQueryTimerExtension&&(this.disjointQueryTimerExtension=b(this.gl,2===Object(o.zd)().getNumber("WEBGL_DISJOINT_QUERY_TIMER_EXTENSION_VERSION")?"EXT_disjoint_timer_query_webgl2":"EXT_disjoint_timer_query")),this.disjointQueryTimerExtension}getQueryTimerExtensionWebGL2(){return this.getQueryTimerExtension()}getQueryTimerExtensionWebGL1(){return this.getQueryTimerExtension()}beginQuery(){if(2===Object(o.zd)().getNumber("WEBGL_DISJOINT_QUERY_TIMER_EXTENSION_VERSION")){const e=this.gl,t=this.getQueryTimerExtensionWebGL2(),n=e.createQuery();return e.beginQuery(t.TIME_ELAPSED_EXT,n),n}const e=this.getQueryTimerExtensionWebGL1(),t=e.createQueryEXT();return e.beginQueryEXT(e.TIME_ELAPSED_EXT,t),t}endQuery(){if(2===Object(o.zd)().getNumber("WEBGL_DISJOINT_QUERY_TIMER_EXTENSION_VERSION")){const e=this.gl,t=this.getQueryTimerExtensionWebGL2();return void e.endQuery(t.TIME_ELAPSED_EXT)}const e=this.getQueryTimerExtensionWebGL1();e.endQueryEXT(e.TIME_ELAPSED_EXT)}async waitForQueryAndGetTime(e){return await o.ae.repeatedTry(()=>this.disposed||this.isQueryAvailable(e,Object(o.zd)().getNumber("WEBGL_DISJOINT_QUERY_TIMER_EXTENSION_VERSION"))),this.getQueryTime(e,Object(o.zd)().getNumber("WEBGL_DISJOINT_QUERY_TIMER_EXTENSION_VERSION"))}getQueryTime(e,t){if(0===t)return null;if(2===t){const t=this.gl;return t.getQueryParameter(e,t.QUERY_RESULT)/1e6}{const t=this.getQueryTimerExtensionWebGL1();return t.getQueryObjectEXT(e,t.QUERY_RESULT_EXT)/1e6}}isQueryAvailable(e,t){if(0===t)return!0;if(2===t){const t=this.gl,n=this.getQueryTimerExtensionWebGL2(),r=t.getQueryParameter(e,t.QUERY_RESULT_AVAILABLE);return null==this.disjoint&&(this.disjoint=this.gl.getParameter(n.GPU_DISJOINT_EXT)),r&&!this.disjoint}{const t=this.getQueryTimerExtensionWebGL1(),n=t.getQueryObjectEXT(e,t.QUERY_RESULT_AVAILABLE_EXT);return null==this.disjoint&&(this.disjoint=this.gl.getParameter(t.GPU_DISJOINT_EXT)),n&&!this.disjoint}}pollFence(e){return new Promise(t=>{this.addItemToPoll(()=>e.isFencePassed(),()=>t())})}pollItems(){const e=function(e){let t=0;for(;t<e.length;++t){if(!e[t]())break}return t-1}
+/**
+ * @license
+ * Copyright 2019 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */(this.itemsToPoll.map(e=>e.isDoneFn));for(let t=0;t<=e;++t){const{resolveFn:e}=this.itemsToPoll[t];e()}this.itemsToPoll=this.itemsToPoll.slice(e+1)}addItemToPoll(e,t){this.itemsToPoll.push({isDoneFn:e,resolveFn:t}),this.itemsToPoll.length>1||o.ae.repeatedTry(()=>(this.pollItems(),0===this.itemsToPoll.length))}bindTextureToFrameBuffer(e){this.throwIfDisposed(),k(this.gl,e,this.framebuffer),this.debug&&T(this.gl)}unbindTextureToFrameBuffer(){null!=this.outputTexture?(k(this.gl,this.outputTexture,this.framebuffer),this.debug&&T(this.gl)):S(this.gl,this.framebuffer)}downloadMatrixDriver(e,t){this.bindTextureToFrameBuffer(e);const n=t();return this.unbindTextureToFrameBuffer(),n}setOutputMatrixTextureDriver(e,t,n){this.throwIfDisposed();const r=this.gl;k(r,e,this.framebuffer),this.debug&&T(r),this.outputTexture=e,m(r,()=>r.viewport(0,0,t,n)),m(r,()=>r.scissor(0,0,t,n))}setOutputMatrixWriteRegionDriver(e,t,n,r){this.throwIfDisposed(),m(this.gl,()=>this.gl.scissor(e,t,n,r))}throwIfDisposed(){if(this.disposed)throw new Error("Attempted to use disposed GPGPUContext.")}throwIfNoProgram(){if(null==this.program)throw new Error("No GPU program is currently set.")}}function Ee(e,t){Array.isArray(e)||(e=[e]),e.forEach(e=>{null!=e&&o.ae.assert("complex64"!==e.dtype,()=>t+" does not support complex64 tensors in the CPU backend.")})}
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the License);
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an AS IS BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */function Ie(e){const t=new Float32Array(e.length);for(let n=0;n<e.length;++n)t[n]=Math.abs(e[n]);return t}o.a;
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function je(e){return(t,n,r,a,i)=>{const s=o.md.assertAndGetBroadcastShape(t,n),u=s.length,c=o.ae.computeStrides(s),l=o.ae.sizeFromShape(s),d=o.ae.getTypedArrayFromDType(i,l),p=t.length,h=n.length,f=o.ae.computeStrides(t),m=o.ae.computeStrides(n),g=o.md.getBroadcastDims(t,s),b=o.md.getBroadcastDims(n,s);if(g.length+b.length===0)for(let t=0;t<d.length;++t)d[t]=e(r[t%r.length],a[t%a.length]);else for(let t=0;t<d.length;++t){const n=o.ae.indexToLoc(t,u,c),i=n.slice(-p);g.forEach(e=>i[e]=0);const s=o.ae.locToIndex(i,p,f),l=n.slice(-h);b.forEach(e=>l[e]=0);const y=o.ae.locToIndex(l,h,m);d[t]=e(r[s],a[y])}return[d,s]}}
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */function Ne(e){const{inputs:t,backend:n}=e,{real:r,imag:o}=t,a=n.data.get(r.dataId).values,i=n.data.get(o.dataId).values,s=n.makeTensorInfo(r.shape,"complex64");return n.data.get(s.dataId).complexTensorInfos={real:n.makeTensorInfo(r.shape,"float32",a),imag:n.makeTensorInfo(o.shape,"float32",i)},s}o.z;
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function Ae(e){const{inputs:t,backend:n}=e,{x:r}=t;return n.incRef(r.dataId),{dataId:r.dataId,shape:r.shape,dtype:r.dtype}}o.qb;
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */function Re(e){const{inputs:t,backend:n}=e,{input:r}=t,o=n.data.get(r.dataId).complexTensorInfos.real,a=n.data.get(o.dataId).values;return n.makeTensorInfo(o.shape,o.dtype,a)}o.ic;
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */function _e(e){const{inputs:t,backend:n,attrs:r}=e,{x:a}=t,{dtype:i}=r;if("complex64"===i){if("complex64"===a.dtype)return Ae({inputs:{x:a},backend:n});const e=function e(t,n,r="float32"){if("complex64"===r){return Ne({inputs:{real:e(t,n,"float32"),imag:e(t,n,"float32")},backend:t})}const a=o.ae.makeZerosTypedArray(o.ae.sizeFromShape(n),r);return t.makeTensorInfo(n,r,a)}(n,a.shape,a.dtype),t=_e({inputs:{x:a},backend:n,attrs:{dtype:"float32"}}),r=Ne({inputs:{real:t,imag:e},backend:n});return n.disposeIntermediateTensorInfo(e),n.disposeIntermediateTensorInfo(t),r}if("complex64"===a.dtype){const e=Re({inputs:{input:a},backend:n}),t=_e({inputs:{x:e},backend:n,attrs:{dtype:i}});return n.disposeIntermediateTensorInfo(e),t}if(!o.ae.hasEncodingLoss(a.dtype,i)){const e=Ae({inputs:{x:a},backend:n});return{dataId:e.dataId,shape:e.shape,dtype:i}}if("int32"===i){const e=n.data.get(a.dataId).values,t=Int32Array.from(e);return n.makeTensorInfo(a.shape,"int32",t)}if("bool"===i){const e=n.data.get(a.dataId).values,t=o.ae.toTypedArray([0],a.dtype),[r,i]=je((e,t)=>e!==t?1:0)(a.shape,[],e,t,"bool");return n.makeTensorInfo(i,"bool",r)}throw new Error(`Error in Cast: failed to cast ${a.dtype} to ${i}`)}o.w;
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */function $e(e,t,n,r){return null==n?({inputs:n,backend:a})=>{const{a:i,b:s}=n,u=a;Ee([i,s],e);const c=u.data.get(i.dataId).values,l=u.data.get(s.dataId).values,d="string"===i.dtype?o.md.fromUint8ToStringArray(c):c,p="string"===i.dtype?o.md.fromUint8ToStringArray(l):l,h=r||i.dtype,[f,m]=t(i.shape,s.shape,d,p,h);return u.makeTensorInfo(m,h,f)}:({inputs:e,backend:o})=>{const{a:a,b:i}=e,s=o;if("complex64"===a.dtype||"complex64"===i.dtype){const e=_e({inputs:{x:a},backend:s,attrs:{dtype:"complex64"}}),t=s.data.get(e.dataId),r=t.complexTensorInfos.real,o=t.complexTensorInfos.imag,u=s.data.get(r.dataId).values,c=s.data.get(o.dataId).values,l=_e({inputs:{x:i},backend:s,attrs:{dtype:"complex64"}}),d=s.data.get(l.dataId),p=d.complexTensorInfos.real,h=d.complexTensorInfos.imag,f=s.data.get(p.dataId).values,m=s.data.get(h.dataId).values,[g,b,y]=n(a.shape,i.shape,u,c,f,m),v=s.makeTensorInfo(y,"float32",g),x=s.makeTensorInfo(y,"float32",b),w=Ne({inputs:{real:v,imag:x},backend:s});return s.disposeIntermediateTensorInfo(e),s.disposeIntermediateTensorInfo(l),s.disposeIntermediateTensorInfo(v),s.disposeIntermediateTensorInfo(x),w}{const e=s.data.get(a.dataId).values,n=s.data.get(i.dataId).values,o=r||a.dtype,[u,c]=t(a.shape,i.shape,e,n,o);return s.makeTensorInfo(c,o,u)}}}function Fe(e){return(t,n,r,a,i,s)=>{const u=o.md.assertAndGetBroadcastShape(t,n),c=o.ae.sizeFromShape(u),l=u.length,d=o.ae.computeStrides(u),p=o.ae.getTypedArrayFromDType("float32",c),h=o.ae.getTypedArrayFromDType("float32",c),f=o.md.getBroadcastDims(t,u),m=o.md.getBroadcastDims(n,u),g=o.md.mergeRealAndImagArrays(r,a),b=o.md.mergeRealAndImagArrays(i,s),y=t.length,v=o.ae.computeStrides(t),x=n.length,w=o.ae.computeStrides(n);if(f.length+m.length===0)for(let t=0;t<p.length;t++){const n=t%g.length,r=t%b.length,o=e(g[2*n],g[2*n+1],b[2*r],b[2*r+1]);p[t]=o.real,h[t]=o.imag}else for(let t=0;t<p.length;t++){const n=o.ae.indexToLoc(t,l,d),r=n.slice(-y);f.forEach(e=>r[e]=0);const a=o.ae.locToIndex(r,y,v),i=n.slice(-x);m.forEach(e=>i[e]=0);const s=o.ae.locToIndex(i,x,w),u=e(g[2*a],g[2*a+1],b[2*s],b[2*s+1]);p[t]=u.real,h[t]=u.imag}return[p,h,u]}}
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const De=je((e,t)=>e+t),Me=Fe((e,t,n,r)=>({real:e+n,imag:t+r}));$e(o.d,De,Me),o.d;
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function Pe(e,t,n,r,a){const i=o.ae.sizeFromShape(r),s=o.ae.makeZerosTypedArray(a,n);for(let n=0;n<e.length;n++){const r=e[n];if(r<0)throw new Error("Input x must be non-negative!");r>=a||(s[r]+=i>0?t[n]:1)}return s}function Le(e,t,n,r=!1){const a=e.shape[0],i=e.shape[1],s=Object(o.pd)([a,n],t.dtype);for(let o=0;o<a;o++)for(let a=0;a<i;a++){const i=e.get(o,a);if(i<0)throw new Error("Input x must be non-negative!");i>=n||(r?s.set(1,o,i):t.size>0?s.set(s.get(o,i)+t.get(o,a),o,i):s.set(s.get(o,i)+1,o,i))}return s}
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */function Be(e){return(t,n,r)=>{const a=o.ae.getTypedArrayFromDType(n,t.length);for(let n=0;n<t.length;++n)a[n]=e(t[n],r);return a}}
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */function ze(e,t,n){return({inputs:r,attrs:a,backend:i})=>{const{x:s}=r;if(Ee(s,e),"string"===s.dtype||"string"===n)throw new Error("unaryKernelFunc does not support string input/output");const u=i,c=u.data.get(s.dataId).values,l=o.ae.sizeFromShape(s.shape),d=n||s.dtype,p=o.ae.getArrayFromDType(d,l);for(let e=0;e<l;++e)p[e]=t(c[e],a);return u.makeTensorInfo(s.shape,d,p)}}function Ue(e,t,n){return({inputs:r,attrs:o,backend:a})=>{const{x:i}=r;if(Ee(i,e),"string"===i.dtype||"string"===n)throw new Error("unaryKernelFunc does not support string input/output");const s=a,u=s.data.get(i.dataId).values,c=n||i.dtype,l=t(u,c,o);return s.makeTensorInfo(i.shape,c,l)}}
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the License);
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an AS IS BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const Ve=Be(e=>Math.ceil(e));Ue(o.x,Ve),o.x;
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function We(e,t,n,r){const a=o.ae.getArrayFromDType(n,o.ae.sizeFromShape(t));if(r&&"string"!==n){let t=0;e.forEach(e=>{const n=o.ae.sizeFromShape(e.shape);a.set(e.vals,t),t+=n})}else{let r=0;e.forEach(e=>{const i="string"===n?o.md.fromUint8ToStringArray(e.vals):e.vals;let s=0;for(let n=0;n<e.shape[0];++n){const o=n*t[1]+r;for(let t=0;t<e.shape[1];++t)a[o+t]=i[s++]}r+=e.shape[1]})}return a}
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const Ge=je((e,t)=>e===t?1:0),He=($e(o.X,Ge,null,"bool"),o.X,Be(e=>Math.exp(e))),qe=(Ue(o.Z,He,"float32"),o.Z,Be(e=>Math.expm1(e))),Ke=(Ue(o.bb,qe),o.bb,Be(e=>Math.floor(e)));Ue(o.fb,Ke),o.fb;
+/**
+ * @license
+ * Copyright 2021 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function Xe(e,t,n,r,a,i,s,u,c){const l=Object(o.pd)([r,i],n);for(let n=0;n<r;n++){const r=[];let o=0;for(let t=0;t<a;t++){const i=e[n*a+t];o+=i*s[t],r.push(i)}if(o<0||o>=c/i)throw new Error(`Invalid indices: ${r} does not index into ${u}`);for(let e=0;e<i;e++)l.values[n*i+e]=t.get(...t.indexToLoc(o*i+e))}return l}
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */function Ye(e,t,n){const r=Object(o.pd)(n,e.dtype);for(let n=0;n<r.size;++n){const o=r.indexToLoc(n).slice(),a=o[0],i=o[2],s=t.locToIndex([a,i]);o[2]=t.values[s];const u=e.locToIndex(o);0<=u&&u<e.values.length&&(r.values[n]=e.values[u])}return r}
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const Qe=je((e,t)=>e>t?1:0),Ze=($e(o.nb,Qe,null,"bool"),o.nb,je((e,t)=>e>=t?1:0)),Je=($e(o.ob,Ze,null,"bool"),o.ob,je((e,t)=>e<t?1:0)),et=($e(o.zb,Je,null,"bool"),o.zb,je((e,t)=>e<=t?1:0));$e(o.Ab,et,null,"bool"),o.Ab;
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function tt(e,t,n){const r=(t-e)/(n-1),a=o.ae.makeZerosTypedArray(n,"float32");a[0]=e;for(let e=1;e<a.length;e++)a[e]=a[e-1]+r;return a}
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the License);
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an AS IS BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const nt=Be(e=>Math.log(e));Ue(o.Cb,nt),o.Cb;
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function rt(e,t,n,r){const a=o.ae.getTypedArrayFromDType(r,o.ae.sizeFromShape(n));for(let n=0;n<a.length;++n){const r=n*t;let o=e[r];for(let n=0;n<t;++n){const t=e[r+n];(Number.isNaN(t)||t>o)&&(o=t)}a[n]=o}return a}
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const ot=je((e,t)=>Math.max(e,t)),at=($e(o.Nb,ot),o.Nb,je((e,t)=>Math.min(e,t))),it=($e(o.Qb,at),o.Qb,je((e,t)=>e*t)),st=Fe((e,t,n,r)=>({real:e*n-t*r,imag:e*r+t*n}));$e(o.Ub,it,st),o.Ub;
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function ut(e,t,n){const r=o.ae.createScalarValue(-1,n);return it([],t,r,e,n)}o.Vb;
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const ct=je((e,t)=>e!==t?1:0);$e(o.Zb,ct,null,"bool"),o.Zb;
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function lt(e,t,n,r,a){const i=t.length,s=o.ae.sizeFromShape(t),u=o.ae.computeStrides(t),c=o.ae.computeStrides(a),l=o.ae.getTypedArrayFromDType(n,o.ae.sizeFromShape(a));for(let t=0;t<s;++t){const n=o.ae.indexToLoc(t,i,u),a=new Array(n.length);for(let e=0;e<a.length;e++)a[e]=n[r[e]];l[o.ae.locToIndex(a,i,c)]=e[t]}return l}
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */o.ed;
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */function dt(e,t,n,r){const[a,i]=o.md.computeOutAndReduceShapes(e,r),s=Object(o.Zd)(t,"int32"),u=o.ae.makeZerosTypedArray(o.ae.sizeFromShape(a),s),c=o.ae.sizeFromShape(i);for(let e=0;e<u.length;++e){const t=e*c;let r=1;for(let e=0;e<c;++e)r*=n[t+e];u[e]=r}return{outVals:u,outShape:a,outDtype:s}}o.gc;
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */function pt(e,t,n,r){if(e===t||e<t&&n<0||t<e&&n>1)return o.ae.makeZerosTypedArray(0,r);const a=Math.abs(Math.ceil((t-e)/n)),i=o.ae.makeZerosTypedArray(a,r);t<e&&1===n&&(n=-1),i[0]=e;for(let e=1;e<i.length;e++)i[e]=i[e-1]+n;return i}
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the License);
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an AS IS BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const ht=Be(e=>1/Math.sqrt(e)),ft=(Ue(o.vc,ht),o.vc,Be(e=>1/(1+Math.exp(-e))));ze(o.zc,e=>1/(1+Math.exp(-e))),o.zc;
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function mt(e,t,n,r,a){const i=o.Pd.isSliceContinous(r,t,n),s=o.ae.sizeFromShape(n),u=o.ae.computeStrides(r);if(i){const n=o.Pd.computeFlatOffset(t,u);return"string"===a?e.slice(n,n+s):e.subarray(n,n+s)}const c="string"===a?o.md.fromUint8ToStringArray(e):e,l=Object(o.pd)(r,a,c),d=Object(o.pd)(n,a);for(let e=0;e<d.size;++e){const n=d.indexToLoc(e),r=n.map((e,n)=>e+t[n]);d.set(l.get(...r),...n)}return"string"===a?o.md.fromStringArrayToUint8(d.values):d.values}o.Dc;
+/**
+ * @license
+ * Copyright 2021 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */function gt(e,t,n,r,a,i,s){const u=t[0],c=i[0],l=new Array(c),d=new Array(u),p=t[1];if(0===c){if(0!==u)throw new Error(o.md.getSparseFillEmptyRowsIndicesDenseShapeMismatch(u));return[o.ae.getArrayFromDType(n,0),[0,p],o.ae.getArrayFromDType(a,0),l,d]}let h=!0,f=0;const m=new Array(c).fill(0);for(let t=0;t<u;++t){const n=e[t*p];if(n<0)throw new Error(o.md.getSparseFillEmptyRowsNegativeIndexErrorMessage(t,n));if(n>=c)throw new Error(o.md.getSparseFillEmptyRowsOutOfRangeIndexErrorMessage(t,n,c));++m[n],h=h&&n>=f,f=n}let g=!0;for(let e=0;e<c;++e){const t=0===m[e];l[e]=t,g=g&&!t,m[e]=Math.max(m[e],1),e>0&&(m[e]+=m[e-1])}if(g&&h){const t=e,n=r;for(let e=0;e<u;++e)d[e]=e;return[t,[u,p],n,l,d]}{const t=m[c-1],i=o.ae.getArrayFromDType(n,t*p),h=o.ae.getArrayFromDType(a,t),f=new Array(c).fill(0);for(let t=0;t<u;++t){const n=e[t*p],o=f[n],a=(0===n?0:m[n-1])+o;f[n]++;for(let n=0;n<p;++n)i[a*p+n]=e[t*p+n];h[a]=r[t],d[t]=a}for(let e=0;e<c;++e){if(0===f[e]){const t=0===e?0:m[e-1];i[t*p+0]=e;for(let e=1;e<p;++e)i[t*p+e]=0;h[t]=s}}return[i,[t,p],h,l,d]}}
+/**
+ * @license
+ * Copyright 2021 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */function bt(e,t,n,r,a){const i=o.ae.sizeFromShape(r),s=t[0],u=a.length,c=[];let l=1,d=-1;for(let e=0;e<u;++e){const t=a[e];if(-1===t){if(-1!==d)throw new Error(o.md.getSparseReshapeMultipleNegativeOneOutputDimErrorMessage(d,e));d=e,c.push(1)}else{if(t<0)throw new Error(o.md.getSparseReshapeNegativeOutputDimErrorMessage(e,t));l*=t,c.push(t)}}if(-1!==d){if(l<=0)throw new Error(o.md.getSparseReshapeEmptyTensorZeroOutputDimErrorMessage());const e=Math.trunc(i/l);if(l*e!==i)throw new Error(o.md.getSparseReshapeInputOutputMultipleErrorMessage(r,c));c[d]=e}if(o.ae.sizeFromShape(c)!==i)throw new Error(o.md.getSparseReshapeInputOutputMismatchErrorMessage(r,c));const p=r.length,h=[];if(p>0){h[p-1]=1;for(let e=p-2;e>=0;--e)h[e]=h[e+1]*r[e+1]}const f=[];if(u>0){f[u-1]=1;for(let e=u-2;e>=0;--e)f[e]=f[e+1]*c[e+1]}const m=o.ae.getArrayFromDType(n,s*u);for(let t=0;t<s;++t){let n=0;for(let r=0;r<p;++r)n+=e[t*p+r]*h[r];for(let e=0;e<u;++e)m[t*u+e]=Math.trunc(n/f[e]),n%=f[e]}return[m,[s,u],c]}
+/**
+ * @license
+ * Copyright 2021 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */function yt(e,t,n,r,a,i=!1,s=0){const u=r.length,c=[t[0],e.length/t[0]],l=c[1],d=u>0?a[u-1]+1:0;if(d<0)throw new Error(o.md.getSparseSegmentReductionNegativeSegmentIdsErrorMessage());const p=t.slice();p[0]=d;const h=p.reduce((e,t)=>e*t,1),f=o.ae.getArrayFromDType(n,h);if(0===u)return d>0&&f.fill(s),[f,p];if(d<=0)throw new Error(o.md.getSparseSegmentReductionNegativeSegmentIdsErrorMessage());let m=0,g=1,b=0,y=a[m];for(;;){let t=0;if(g<u){if(t=a[g],y===t){++g;continue}if(y>=t)throw new Error(o.md.getSparseSegmentReductionNonIncreasingSegmentIdsErrorMessage())}if(y<0||y>=d)throw new Error(o.md.getSparseSegmentReductionSegmentIdOutOfRangeErrorMessage(y,d));y>b&&f.fill(s,b*l,y*l);for(let t=m;t<g;++t){const n=r[t];if(n<0||n>=c[0])throw new Error(o.md.getSparseSegmentReductionIndicesOutOfRangeErrorMessage(t,r[t],c[0]));for(let t=0;t<l;t++)f[y*l+t]+=e[n*l+t]}if(i)for(let e=0;e<l;e++)f[y*l+e]/=g-m;if(m=g,++g,b=y+1,y=t,g>u)break}return b<d&&f.fill(s,b*l,d*l),[f,p]}
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the License);
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an AS IS BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const vt=Be(e=>Math.sqrt(e)),xt=(ze(o.Nc,e=>Math.sqrt(e)),o.Nc,je((e,t)=>{const n=e-t;return n*n}));$e(o.Pc,xt),o.Pc;
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function wt(e,t,n,r){const a=Object(o.pd)(e,t.dtype);for(let e=0;e<a.size;e++){const o=a.indexToLoc(e),i=new Array(o.length);for(let e=0;e<i.length;e++)i[e]=o[e]*n[e]+r[e];a.set(t.get(...i),...o)}return a}
+/**
+ * @license
+ * Copyright 2021 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */class Ot{constructor(e,t,n,r,a,i){this.separator=o.ae.encodeString(e),this.nGramWidths=t,this.leftPad=o.ae.encodeString(n),this.rightPad=o.ae.encodeString(r),this.padWidth=a,this.preserveShort=i}getPadWidth(e){return Math.min(this.padWidth<0?e-1:this.padWidth,e-1)}getNumNGrams(e,t){const n=this.getPadWidth(t);return Math.max(0,e+2*n-t+1)}createNGrams(e,t,n,r,o,a){for(let i=0;i<o;++i){const s=this.getPadWidth(a),u=Math.max(0,s-i),c=Math.max(0,s-(o-(i+1))),l=a-(u+c),d=t+(u>0?0:i-s);let p=0;p+=u*this.leftPad.length;for(let t=0;t<l;++t)p+=e[d+t].length;p+=c*this.rightPad.length;p+=(u+c+l-1)*this.separator.length,n[r+i]=new Uint8Array(p);const h=n[r+i];let f=0;const m=e=>e.forEach(e=>h[f++]=e);for(let e=0;e<u;++e)m(this.leftPad),m(this.separator);for(let t=0;t<l-1;++t)m(e[d+t]),m(this.separator);if(l>0){m(e[d+l-1]);for(let e=0;e<c;++e)m(this.separator),m(this.rightPad)}else{for(let e=0;e<c-1;++e)m(this.rightPad),m(this.separator);m(this.rightPad)}}}compute(e,t){const n=e.length,r=t.length;if(r>0){let e=t[0];if(0!==e)throw new Error("First split value must be 0, got "+e);for(let o=1;o<r;++o){let r=t[o]>=e;if(r=r&&t[o]<=n,!r)throw new Error(`Invalid split value ${t[o]}, must be in [${e}, ${n}]`);e=t[o]}if(e!==n)throw new Error(`Last split value must be data size. Expected ${n}, got ${e}`)}const a=r-1,i=o.ae.getArrayFromDType("int32",r);if(0===n||0===r){const e=new Array(n);for(let e=0;e<=a;++e)i[e]=0;return[e,i]}i[0]=0;for(let e=1;e<=a;++e){const n=t[e]-t[e-1];let r=0;this.nGramWidths.forEach(e=>{r+=this.getNumNGrams(n,e)}),this.preserveShort&&n>0&&0===r&&(r=1),i[e]=i[e-1]+r}const s=new Array(i[a]);for(let n=0;n<a;++n){const r=t[n];let o=i[n];if(this.nGramWidths.forEach(a=>{const i=t[n+1]-t[n],u=this.getNumNGrams(i,a);this.createNGrams(e,r,s,o,u,a),o+=u}),this.preserveShort&&o===i[n]){const a=t[n+1]-t[n];if(0===a)continue;const i=a+2*this.padWidth,u=1;this.createNGrams(e,r,s,o,u,i)}}return[s,i]}}function kt(e,t,n,r,o,a,i,s){return new Ot(n,r,o,a,i,s).compute(e,t)}
+/**
+ * @license
+ * Copyright 2021 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */function St(e,t,n,r){if(!e.length)return;if(0===t.length){for(let t=0;t<e.length;++t)r.push(e.subarray(t,t+1));return}if(1===t.length){const o=t[0];let a=e.indexOf(o);for(;-1!==a;){const t=e.subarray(0,a);n&&0===t.length||r.push(t),a=(e=e.subarray(a+1)).indexOf(o)}return void(n&&0===e.length||r.push(e))}let o=0;for(let a=0;a<e.length+1;a++)if(a===e.length||-1!==t.indexOf(e[a])){const t=e.subarray(o,a);n&&0===t.length||r.push(t),o=a+1}}function Tt(e,t,n){const r=e.length,a=[];let i=0,s=0;const u=new Array(r);for(let o=0;o<r;++o){const r=a.length;St(e[o],t,n,a);const c=a.length-r;u[o]=c,i+=c,s=Math.max(s,c)}const c=o.ae.getArrayFromDType("int32",2*i),l=new Array(i),d=[r,s];let p=0;for(let e=0;e<r;++e)for(let t=0;t<u[e];++t)c[2*p]=e,c[2*p+1]=t,l[p]=a[p],++p;return[c,l,d]}
+/**
+ * @license
+ * Copyright 2021 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */function Ct(e,t){const n=o.ae.getArrayFromDType("int32",e.length);for(let r=0;r<e.length;++r)n[r]=o.ae.fingerPrint64(e[r]).modulo(t).getLowBitsUnsigned();return n}
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const Et=je((e,t)=>e-t),It=Fe((e,t,n,r)=>({real:e-n,imag:t-r}));$e(o.Vc,Et,It),o.Vc;
+/**
+ * @license
+ * Copyright 2019 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function jt(e,t){const n=new Array(e.rank);for(let r=0;r<n.length;r++)n[r]=e.shape[r]*t[r];const r=Object(o.pd)(n,e.dtype);for(let t=0;t<r.values.length;++t){const n=r.indexToLoc(t),o=new Array(e.rank);for(let t=0;t<o.length;t++)o[t]=n[t]%e.shape[t];const a=e.locToIndex(o);r.values[t]=e.values[a]}return r}
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const Nt=(e,t)=>{const n=t.value-e.value;return 0===n?e.index-t.index:n};function At(e,t,n=0,r=e.length-1){for(;r>n;){if(r-n>600){const o=r-n+1,a=t-n+1,i=Math.log(o),s=.5*Math.exp(2*i/3),u=.5*Math.sqrt(i*s*(o-s)/o)*Math.sign(a-o/2);At(e,t,Math.max(n,Math.floor(t-a*s/o+u)),Math.min(r,Math.floor(t+(o-a)*s/o+u)))}const a=e[t];let i=n,s=r;for(o.ae.swap(e,n,t),Nt(e[r],a)>0&&o.ae.swap(e,n,r);i<s;){for(o.ae.swap(e,i,s),i++,s--;Nt(e[i],a)<0;)i+=1;for(;Nt(e[s],a)>0;)s-=1}0===Nt(e[n],a)?o.ae.swap(e,n,s):(s+=1,o.ae.swap(e,s,r)),s<=t&&(n=s+1),t<=s&&(r=s-1)}}function Rt(e,t,n,r,a){const i=t[t.length-1],[s,u]=[e.length/i,i],c=o.ae.getTypedArrayFromDType(n,s*r),l=o.ae.getTypedArrayFromDType("int32",s*r);for(let t=0;t<s;t++){const n=t*u,o=e.subarray(n,n+u);let i=new Array(o.length);o.forEach((e,t)=>i[t]={value:e,index:t}),r<i.length&&(At(i,r),i=i.slice(0,r)),a&&i.sort(Nt);const s=t*r,d=c.subarray(s,s+r),p=l.subarray(s,s+r);for(let e=0;e<r;e++)d[e]=i[e].value,p[e]=i[e].index}const d=t.slice();return d[d.length-1]=r,[Object(o.pd)(d,n,c),Object(o.pd)(d,"int32",l)]}
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */function _t(e,t,n,r){const a=o.ae.parseAxisParam(t,n)[0],i=[1,n[0],1];for(let e=0;e<a;e++)i[0]*=n[e];i[1]=n[a];for(let e=a+1;e<n.length;e++)i[2]*=n[e];const s={},u=new Int32Array(n[a]),c=new o.ad(i,r,e),l=[],d=1===i[0]&&1===i[2];for(let t=0;t<n[a];t++){let n;if(d)n=e[t].toString();else{const e=[];for(let n=0;n<i[0];n++)for(let r=0;r<i[2];r++)e.push(c.get(n,t,r));n=e.join(",")}if(void 0!==s[n])u[t]=s[n];else{const e=Object.keys(s).length;s[n]=e,u[t]=e,l.push(t)}}const p=i.slice();p[1]=Object.keys(s).length;const h=new o.ad(p,r);l.forEach((e,t)=>{for(let n=0;n<i[0];n++)for(let r=0;r<i[2];r++)h.set(c.get(n,e,r),n,t,r)});const f=n.slice();return f[a]=p[1],{outputValues:h.values,outputShape:f,indices:u}}
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const{addImpl:$t,bincountImpl:Ft,bincountReduceImpl:Dt,ceilImpl:Mt,concatImpl:Pt,equalImpl:Lt,expImpl:Bt,expm1Impl:zt,floorImpl:Ut,gatherNdImpl:Vt,gatherV2Impl:Wt,greaterImpl:Gt,greaterEqualImpl:Ht,lessImpl:qt,lessEqualImpl:Kt,linSpaceImpl:Xt,logImpl:Yt,maxImpl:Qt,maximumImpl:Zt,minimumImpl:Jt,multiplyImpl:en,negImpl:tn,notEqualImpl:nn,prodImpl:rn,rangeImpl:on,rsqrtImpl:an,sigmoidImpl:sn,simpleAbsImpl:un,sliceImpl:cn,sparseFillEmptyRowsImpl:ln,sparseReshapeImpl:dn,sparseSegmentReductionImpl:pn,sqrtImpl:hn,stridedSliceImpl:fn,stringNGramsImpl:mn,stringSplitImpl:gn,stringToHashBucketFastImpl:bn,subImpl:yn,tileImpl:vn,topKImpl:xn,transposeImpl:wn,uniqueImpl:On}=r;
+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */function kn(e,t){return["x","y","z","w","u","v"].slice(0,t).map(t=>`${e}.${t}`)}function Sn(e,t){return 1===t?[e]:kn(e,t)}
+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+class Tn{constructor(e){if(this.variableNames=["A"],this.packedInputs=!1,this.packedOutput=!0,this.outputShape=e,this.rank=e.length,this.enableShapeUniforms=ce(this.outputShape.length),0===this.rank)this.userCode="\n void main() {\n setOutput(vec4(getA(), 0., 0., 0.));\n }\n ";else{const e=Sn("rc",this.rank),t=oe(this.rank),n=this.getOutOfBoundsCondition(e),r=this.getSetup(e),o=this.getOutput(e);this.userCode=`\n void main() {\n ${t} rc = getOutputCoords();\n\n if(${n}) {\n setOutput(vec4(0));\n } else {\n ${r}\n\n setOutput(vec4(${o}));\n }\n }\n `}}getSourceCoordsArr(e){const t=[];for(let n=0;n<=1;n++)for(let r=0;r<=1;r++){let o=`${0===n?"r":"rp1"}, ${0===r?"c":"cp1"}`;for(let t=2;t<this.rank;t++)o=e[e.length-1-t]+","+o;t.push(o)}return t}getOutOfBoundsCondition(e){if(1===this.rank)return"rc > "+(this.enableShapeUniforms?"outShape":this.outputShape[0]);let t="";for(let n=this.rank-2;n<this.rank;n++)t+=`${e[n]} >= ${this.enableShapeUniforms?`outShape[${n}]`:this.outputShape[n]}`,n<this.rank-1&&(t+="||");return t}getSetup(e){if(1===this.rank)return"";const t=e.slice(-2),n=this.enableShapeUniforms?`outShape[${this.rank} - 1]`:this.outputShape[this.rank-1],r=this.enableShapeUniforms?`outShape[${this.rank} - 2]`:this.outputShape[this.rank-2];return`\n int r = ${t[0]};\n int c = ${t[1]};\n int rp1 = r + 1;\n int cp1 = c + 1;\n\n bool cEdge = cp1 >= ${n};\n bool rEdge = rp1 >= ${r};\n `}getOutput(e){const t=this.getSourceCoordsArr(e);if(1===this.rank){return`getA(rc), (rc + 1 >= ${this.enableShapeUniforms?"outShape":this.outputShape[0]} ? 0. : getA(rc + 1)), 0, 0`}return`getA(${t[0]}),\n cEdge ? 0. : getA(${t[1]}),\n rEdge ? 0. : getA(${t[2]}),\n rEdge || cEdge ? 0. : getA(${t[3]})`}}
+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */class Cn{constructor(e,t){this.variableNames=["A"],this.packedInputs=!0,this.packedOutput=!0,this.customUniforms=[{name:"inputShape",type:"ivec3"}],this.outputShape=e,this.enableShapeUniforms=ce(this.outputShape.length);let n="";for(let e=0;e<4;e++){let t="thisRC = rc;";e%2==1&&(t+="thisRC.z += 1;"),e>1&&(t+="thisRC.y += 1;"),n+=`\n ${t}\n ${e>0?"if(thisRC.y < rows && thisRC.z < cols){":""}\n int flatIndex = getFlatIndex(thisRC);\n\n ivec3 inputRC = inputCoordsFromReshapedOutCoords(flatIndex);\n vec2 inputRCInnerDims = vec2(float(inputRC.y),float(inputRC.z));\n\n result[${e}] =\n getChannel(getA(inputRC.x, inputRC.y, inputRC.z), inputRCInnerDims);\n ${e>0?"}":""}\n `}var r,o;
+/**
+ * @license
+ * Copyright 2017 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */this.userCode=`\n ${r=t,o=this.enableShapeUniforms,`\n ivec3 inputCoordsFromReshapedOutCoords(int index) {\n ${o?W(["r","c","d"],"inputShape"):U(["r","c","d"],r)}\n return ivec3(r, c, d);\n }\n `}\n ${this.enableShapeUniforms?"\n int getFlatIndex(ivec3 coords) {\n return coords.x * outShapeStrides[0] + coords.y * outShapeStrides[1] + coords.z;\n }\n":G(e)}\n\n void main() {\n ivec3 rc = getOutputCoords();\n\n vec4 result = vec4(0.);\n\n ivec3 thisRC;\n int rows = ${this.enableShapeUniforms?"outShape[1]":e[1]};\n int cols = ${this.enableShapeUniforms?"outShape[2]":e[2]};\n\n ${n}\n\n setOutput(result);\n }\n `}}class En{constructor(e){this.gpgpu=e,this.numUsedTextures=0,this.numFreeTextures=0,this._numBytesAllocated=0,this._numBytesFree=0,this.freeTextures={},this.logEnabled=!1,this.usedTextures={}}acquireTexture(e,t,n){const r=jn(t,n),o=Nn(e,r,n);o in this.freeTextures||(this.freeTextures[o]=[]),o in this.usedTextures||(this.usedTextures[o]=[]);const a=In(e,r,this.gpgpu.gl,this.gpgpu.textureConfig,n);if(this.freeTextures[o].length>0){this.numFreeTextures--,this.numUsedTextures++,this._numBytesFree-=a,this.log();const e=this.freeTextures[o].shift();return this.usedTextures[o].push(e),e}let i;return r===l.PACKED_2X2_FLOAT32?i=this.gpgpu.createPackedMatrixTexture(e[0],e[1]):r===l.PACKED_2X2_FLOAT16?i=this.gpgpu.createFloat16PackedMatrixTexture(e[0],e[1]):r===l.UNPACKED_FLOAT32?i=this.gpgpu.createFloat32MatrixTexture(e[0],e[1]):r===l.UNPACKED_FLOAT16?i=this.gpgpu.createFloat16MatrixTexture(e[0],e[1]):r===l.PACKED_4X1_UNSIGNED_BYTE&&(i=this.gpgpu.createUnsignedBytesMatrixTexture(e[0],e[1])),this.usedTextures[o].push(i),this.numUsedTextures++,this._numBytesAllocated+=a,this.log(),i}releaseTexture(e,t,n,r){if(null==this.freeTextures)return;const a=jn(n,r),i=Nn(t,a,r);i in this.freeTextures||(this.freeTextures[i]=[]);const s=In(t,a,this.gpgpu.gl,this.gpgpu.textureConfig,r),u=Object(o.zd)().get("WEBGL_DELETE_TEXTURE_THRESHOLD");-1!==u&&this._numBytesAllocated>u?(this.gpgpu.deleteMatrixTexture(e.texture),this._numBytesAllocated-=s):(this.freeTextures[i].push(e),this.numFreeTextures++,this._numBytesFree+=s),this.numUsedTextures--;const c=this.usedTextures[i],l=c.indexOf(e);if(l<0)throw new Error("Cannot release a texture that was never provided by this texture manager");c.splice(l,1),this.log()}log(){if(!this.logEnabled)return;const e=this.numFreeTextures+this.numUsedTextures;console.log("Free/Used",`${this.numFreeTextures} / ${this.numUsedTextures}`,`(${e})`);const t=this._numBytesFree/this._numBytesAllocated;console.log("Bytes allocated: "+this._numBytesAllocated),console.log(`Bytes unused: ${this._numBytesFree} (${Math.round(100*t)}%)`)}get numBytesAllocated(){return this._numBytesAllocated}get numBytesFree(){return this._numBytesFree}getNumUsedTextures(){return this.numUsedTextures}getNumFreeTextures(){return this.numFreeTextures}dispose(){if(null!=this.freeTextures){for(const e in this.freeTextures)this.freeTextures[e].forEach(e=>{this.gpgpu.deleteMatrixTexture(e.texture)});for(const e in this.usedTextures)this.usedTextures[e].forEach(e=>{this.gpgpu.deleteMatrixTexture(e.texture)});this.freeTextures=null,this.usedTextures=null,this.numUsedTextures=0,this.numFreeTextures=0,this._numBytesAllocated=0,this._numBytesFree=0}}}function In(e,t,n,r,o){const a=function(e,t){switch(e){case l.PACKED_2X2_FLOAT32:return ke(t);case l.PACKED_2X2_FLOAT16:return Se(t);case l.UNPACKED_FLOAT32:return xe(t);case l.UNPACKED_FLOAT16:return we(t);case l.PACKED_4X1_UNSIGNED_BYTE:return Oe(t);default:throw new Error("Unknown physical texture type "+e)}}(t,r);let i;if(o){const[t,n]=h(e[0],e[1]);i=t*n}else{const[t,n]=d(e[0],e[1]);i=t*n}return i*function(e,t){const n=e;if(t===n.R32F)return 4;if(t===n.R16F)return 2;if(t===n.RGBA32F)return 16;if(t===e.RGBA)return 16;if(t===n.RGBA16F)return 8;if(t===n.RGBA8)return 4;throw new Error("Unknown internal format "+t)}(n,a)}function jn(e,t){if(e===c.UPLOAD)return l.PACKED_2X2_FLOAT32;if(e===c.RENDER||null==e)return function(e){return Object(o.zd)().getBool("WEBGL_RENDER_FLOAT32_ENABLED")?e?l.PACKED_2X2_FLOAT32:l.UNPACKED_FLOAT32:e?l.PACKED_2X2_FLOAT16:l.UNPACKED_FLOAT16}(t);if(e===c.DOWNLOAD||e===c.PIXELS)return l.PACKED_4X1_UNSIGNED_BYTE;throw new Error("Unknown logical texture type "+e)}function Nn(e,t,n){return`${e[0]}_${e[1]}_${t}_${n}`}
+/**
+ * @license
+ * Copyright 2017 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */class An{constructor(e,t){this.variableNames=["A"],this.outputShape=e,this.enableShapeUniforms=ce(this.outputShape.length),this.userCode=`\n float unaryOperation(float x) {\n ${t}\n }\n\n void main() {\n float x = getAAtOutCoords();\n float y = unaryOperation(x);\n\n setOutput(y);\n }\n `}}const Rn="return abs(x);";const _n="return x;";class $n{constructor(e,t){this.variableNames=["A"],this.packedInputs=!0,this.packedOutput=!0,this.outputShape=e,this.enableShapeUniforms=ce(this.outputShape.length),this.userCode=`\n vec4 unaryOperation(vec4 x) {\n ${t}\n }\n\n void main() {\n vec4 x = getAAtOutCoords();\n vec4 y = unaryOperation(x);\n\n setOutput(y);\n }\n `}}
+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */class Fn{constructor(e){this.variableNames=["A"],this.packedInputs=!0,this.packedOutput=!1,this.outputShape=e,this.enableShapeUniforms=ce(this.outputShape.length);const t=e.length,n=Sn("rc",t),r=oe(t),o=function(e,t){if(1===e)return"rc";let n="";for(let r=0;r<e;r++)n+=t[r],r<e-1&&(n+=",");return n}(t,n),a=n.slice(-2),i=t<=1?"rc":`vec2(${a.join(",")})`;this.userCode=`\n void main() {\n ${r} rc = getOutputCoords();\n vec4 packedInput = getA(${o});\n\n setOutput(getChannel(packedInput, ${i}));\n }\n `}}
+/**
+ * @license
+ * Copyright 2017 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const Dn=o.Gd.whereImpl,Mn={};const Pn=Object(o.zd)().getNumber("CPU_HANDOFF_SIZE_THRESHOLD");class Ln extends o.vb{constructor(e){if(super(),this.pendingRead=new WeakMap,this.pendingDisposal=new WeakSet,this.dataRefCount=new WeakMap,this.numBytesInGPU=0,this.uploadWaitMs=0,this.downloadWaitMs=0,this.lastGlFlushTime=0,this.warnedAboutMemory=!1,this.pendingDeletes=0,this.disposed=!1,!Object(o.zd)().getBool("HAS_WEBGL"))throw new Error("WebGL is not supported on this device");let t;if(null!=e){if(e instanceof Ce)t=e;else{const n=s(Object(o.zd)().getNumber("WEBGL_VERSION"),e);t=new Ce(n)}this.binaryCache={},this.gpgpuCreatedLocally=!1}else{const e=s(Object(o.zd)().getNumber("WEBGL_VERSION"));t=new Ce(e),this.binaryCache=((n=Object(o.zd)().getNumber("WEBGL_VERSION"))in Mn||(Mn[n]={}),Mn[n]),this.gpgpuCreatedLocally=!0}var n;this.gpgpu=t,this.canvas=this.gpgpu.gl.canvas,this.textureManager=new En(this.gpgpu),this.numMBBeforeWarning=null==Object(o.zd)().global.screen?1024:Object(o.zd)().global.screen.height*Object(o.zd)().global.screen.width*window.devicePixelRatio*600/1024/1024,this.texData=new o.M(this,Object(o.yd)())}nextDataId(){return Ln.nextDataId++}numDataIds(){return this.texData.numDataIds()-this.pendingDeletes}write(e,t,n){if((Object(o.zd)().getBool("WEBGL_CHECK_NUMERICAL_PROBLEMS")||Object(o.zd)().getBool("DEBUG"))&&this.checkNumericalProblems(e),"complex64"===n&&null!=e)throw new Error("Cannot write to a complex64 dtype. Please use tf.complex(real, imag).");const r={id:this.nextDataId()};return this.texData.set(r,{shape:t,dtype:n,values:e,usage:c.UPLOAD,refCount:1}),r}refCount(e){if(this.texData.has(e)){return this.texData.get(e).refCount}return 0}incRef(e){this.texData.get(e).refCount++}decRef(e){if(this.texData.has(e)){this.texData.get(e).refCount--}}move(e,t,n,r,a){if(Object(o.zd)().getBool("DEBUG")&&this.checkNumericalProblems(t),"complex64"===r)throw new Error("Cannot write to a complex64 dtype. Please use tf.complex(real, imag).");this.texData.set(e,{shape:n,dtype:r,values:t,usage:c.UPLOAD,refCount:a})}disposeIntermediateTensorInfo(e){this.disposeData(e.dataId)}readSync(e){const t=this.texData.get(e),{values:n,dtype:r,complexTensorInfos:a,slice:i,shape:s,isPacked:u}=t;if(null!=i){let t;t=u?new $n(s,_n):new An(s,_n);const n=this.runWebGLProgram(t,[{dataId:e,shape:s,dtype:r}],r),o=this.readSync(n.dataId);return this.disposeIntermediateTensorInfo(n),o}if(null!=n)return this.convertAndCacheOnCPU(e);if("string"===r)return n;const c=null!=this.activeTimers;let l,d;if(c&&(l=o.ae.now()),"complex64"===r){const e=this.readSync(a.real.dataId),t=this.readSync(a.imag.dataId);d=o.md.mergeRealAndImagArrays(e,t)}else d=this.getValuesFromTexture(e);return c&&(this.downloadWaitMs+=o.ae.now()-l),this.convertAndCacheOnCPU(e,d)}async read(e){if(this.pendingRead.has(e)){const t=this.pendingRead.get(e);return new Promise(e=>t.push(e))}const t=this.texData.get(e),{values:n,shape:r,slice:a,dtype:i,complexTensorInfos:s,isPacked:u}=t;if(null!=a){let t;t=u?new $n(r,_n):new An(r,_n);const n=this.runWebGLProgram(t,[{dataId:e,shape:r,dtype:i}],i),o=this.read(n.dataId);return this.disposeIntermediateTensorInfo(n),o}if(null!=n)return this.convertAndCacheOnCPU(e);if(Object(o.zd)().getBool("DEBUG")&&!Object(o.zd)().getBool("WEBGL_DOWNLOAD_FLOAT_ENABLED")&&2===Object(o.zd)().getNumber("WEBGL_VERSION"))throw new Error("tensor.data() with WEBGL_DOWNLOAD_FLOAT_ENABLED=false and WEBGL_VERSION=2 not yet supported.");let c,l,d=null;if("complex64"!==i&&Object(o.zd)().get("WEBGL_BUFFER_SUPPORTED")){c=this.decode(e);const t=this.texData.get(c.dataId);d=this.gpgpu.createBufferFromTexture(t.texture.texture,...p(r))}if(this.pendingRead.set(e,[]),"complex64"!==i&&await this.gpgpu.createAndWaitForFence(),"complex64"===i){const e=await Promise.all([this.read(s.real.dataId),this.read(s.imag.dataId)]),t=e[0],n=e[1];l=o.md.mergeRealAndImagArrays(t,n)}else if(null==d)l=this.getValuesFromTexture(e);else{const e=o.ae.sizeFromShape(r);l=this.gpgpu.downloadFloat32MatrixFromBuffer(d,e)}if(null!=c&&this.disposeIntermediateTensorInfo(c),null!=d){const e=this.gpgpu.gl;m(e,()=>e.deleteBuffer(d))}const h=this.convertAndCacheOnCPU(e,l),f=this.pendingRead.get(e);return this.pendingRead.delete(e),f.forEach(e=>e(h)),this.pendingDisposal.has(e)&&(this.pendingDisposal.delete(e),this.disposeData(e)&&Object(o.yd)().removeDataId(e,this),this.pendingDeletes--),h}readToGPU(e,t={}){const n=this.texData.get(e),{values:r,shape:a,slice:i,dtype:s,isPacked:u,texture:c}=n;if("complex64"===s)throw new Error("Does not support reading texture for complex64 dtype.");if(null!=i){let n;n=u?new $n(a,_n):new An(a,_n);const r=this.runWebGLProgram(n,[{dataId:e,shape:a,dtype:s}],s),o=this.readToGPU(r,t);return this.disposeIntermediateTensorInfo(r),o}if(null==c)throw null!=r?new Error("Data is not on GPU but on CPU."):new Error("There is no data on GPU or CPU.");const l=this.decode(e,t.customTexShape),d=Object(o.yd)().makeTensorFromDataId(l.dataId,l.shape,l.dtype),p=this.texData.get(l.dataId);return Object.assign({tensorRef:d},p.texture)}bufferSync(e){const t=this.readSync(e.dataId);let n=t;if("string"===e.dtype)try{n=t.map(e=>o.ae.decodeString(e))}catch(e){throw new Error("Failed to decode encoded string bytes into utf-8")}return Object(o.pd)(e.shape,e.dtype,n)}checkNumericalProblems(e){if(null!=e)for(let t=0;t<e.length;t++){const n=e[t];if(!g(n)){if(Object(o.zd)().getBool("WEBGL_RENDER_FLOAT32_CAPABLE"))throw Error(`The value ${n} cannot be represented with your current settings. Consider enabling float32 rendering: 'tf.env().set('WEBGL_RENDER_FLOAT32_ENABLED', true);'`);throw Error(`The value ${n} cannot be represented on this device.`)}}}getValuesFromTexture(e){const{shape:t,dtype:n,isPacked:r}=this.texData.get(e),a=o.ae.sizeFromShape(t);if(Object(o.zd)().getBool("WEBGL_DOWNLOAD_FLOAT_ENABLED")){const n=this.decode(e),r=this.texData.get(n.dataId),o=this.gpgpu.downloadMatrixFromPackedTexture(r.texture.texture,...p(t)).subarray(0,a);return this.disposeIntermediateTensorInfo(n),o}const i=Object(o.zd)().getBool("WEBGL_PACK")&&!0===r,s=i?N(t):t,u=i?new he(s):new pe(s),c=this.runWebGLProgram(u,[{shape:s,dtype:n,dataId:e}],"float32"),l=this.texData.get(c.dataId),d=this.gpgpu.downloadByteEncodedFloatMatrixFromOutputTexture(l.texture.texture,l.texShape[0],l.texShape[1]).subarray(0,a);return this.disposeIntermediateTensorInfo(c),d}timerAvailable(){return Object(o.zd)().getNumber("WEBGL_DISJOINT_QUERY_TIMER_EXTENSION_RELIABLE")>0}time(e){const t=this.activeTimers,n=[];let r=!1;null==this.programTimersStack?(this.programTimersStack=n,r=!0):this.activeTimers.push(n),this.activeTimers=n,e();const a=o.ae.flatten(this.activeTimers.map(e=>e.query)).filter(e=>null!=e),i=o.ae.flatten(this.activeTimers.map(e=>e.name)).filter(e=>null!=e);this.activeTimers=t,r&&(this.programTimersStack=null);const s={uploadWaitMs:this.uploadWaitMs,downloadWaitMs:this.downloadWaitMs,kernelMs:null,wallMs:null};return(async()=>{if(Object(o.zd)().getNumber("WEBGL_DISJOINT_QUERY_TIMER_EXTENSION_RELIABLE")>0){const e=await Promise.all(a);s.kernelMs=o.ae.sum(e),s.getExtraProfileInfo=()=>e.map((e,t)=>({name:i[t],ms:e})).map(e=>`${e.name}: ${e.ms}`).join(", ")}else s.kernelMs={error:"WebGL query timers are not supported in this environment."};return this.uploadWaitMs=0,this.downloadWaitMs=0,s})()}memory(){return{unreliable:!1,numBytesInGPU:this.numBytesInGPU,numBytesInGPUAllocated:this.textureManager.numBytesAllocated,numBytesInGPUFree:this.textureManager.numBytesFree}}startTimer(){return Object(o.zd)().getNumber("WEBGL_DISJOINT_QUERY_TIMER_EXTENSION_RELIABLE")>0?this.gpgpu.beginQuery():{startMs:o.ae.now(),endMs:null}}endTimer(e){return Object(o.zd)().getNumber("WEBGL_DISJOINT_QUERY_TIMER_EXTENSION_RELIABLE")>0?(this.gpgpu.endQuery(),e):(e.endMs=o.ae.now(),e)}async getQueryTime(e){if(Object(o.zd)().getNumber("WEBGL_DISJOINT_QUERY_TIMER_EXTENSION_RELIABLE")>0)return this.gpgpu.waitForQueryAndGetTime(e);const t=e;return t.endMs-t.startMs}disposeData(e,t=!1){if(this.pendingDisposal.has(e))return!1;if(!this.texData.has(e))return!0;if(t?this.texData.get(e).refCount=0:this.texData.get(e).refCount--,!t&&this.texData.get(e).refCount>0)return!1;if(this.pendingRead.has(e))return this.pendingDisposal.add(e),this.pendingDeletes++,!1;this.releaseGPUData(e);const{complexTensorInfos:n}=this.texData.get(e);return null!=n&&(this.disposeData(n.real.dataId,t),this.disposeData(n.imag.dataId,t)),this.texData.delete(e),!0}releaseGPUData(e){const{texture:t,dtype:n,texShape:r,usage:o,isPacked:a,slice:i}=this.texData.get(e),s=i&&i.origDataId||e,u=this.dataRefCount.get(s);u>1?this.dataRefCount.set(s,u-1):(this.dataRefCount.delete(s),null!=t&&(this.numBytesInGPU-=this.computeBytes(r,n),this.textureManager.releaseTexture(t,r,o,a)));const c=this.texData.get(e);c.texture=null,c.texShape=null,c.isPacked=!1,c.slice=null}getTexture(e){return this.uploadToGPU(e),this.texData.get(e).texture.texture}getDataInfo(e){return this.texData.get(e)}shouldExecuteOnCPU(e,t=Pn){return Object(o.zd)().getBool("WEBGL_CPU_FORWARD")&&e.every(e=>null==this.texData.get(e.dataId).texture&&o.ae.sizeFromShape(e.shape)<t)}getGPGPUContext(){return this.gpgpu}where(e){o.md.warn("tf.where() in webgl locks the UI thread. Call tf.whereAsync() instead");const t=e.dataSync();return Dn(e.shape,t)}packedUnaryOp(e,t,n){const r=new $n(e.shape,t),a=this.compileAndRun(r,[e],n);return Object(o.yd)().makeTensorFromDataId(a.dataId,a.shape,a.dtype)}abs(e){if(this.shouldExecuteOnCPU([e])&&"complex64"!==e.dtype){const t=un(this.texData.get(e.dataId).values);return this.makeOutput(e.shape,e.dtype,t)}if(Object(o.zd)().getBool("WEBGL_PACK_UNARY_OPERATIONS"))return this.packedUnaryOp(e,Rn,e.dtype);const t=new An(e.shape,Rn),n=this.compileAndRun(t,[e]);return Object(o.yd)().makeTensorFromDataId(n.dataId,n.shape,n.dtype)}makeTensorInfo(e,t,n){let r;if("string"===t&&null!=n&&n.length>0&&o.ae.isString(n[0])){const a=n.map(e=>o.ae.encodeString(e));r=this.write(a,e,t)}else r=this.write(n,e,t);return this.texData.get(r).usage=null,{dataId:r,shape:e,dtype:t}}makeOutput(e,t,n){const{dataId:r}=this.makeTensorInfo(e,t,n);return Object(o.yd)().makeTensorFromDataId(r,e,t,this)}unpackTensor(e){const t=new Fn(e.shape);return this.runWebGLProgram(t,[e],e.dtype)}packTensor(e){const t=new Tn(e.shape);return this.runWebGLProgram(t,[e],e.dtype,null,!0)}packedReshape(e,t){const n=[I(e.shape),...j(e.shape)],r={dtype:e.dtype,shape:n,dataId:e.dataId},o=[I(t),...j(t)],a=new Cn(o,n),i=[n],s=this.runWebGLProgram(a,[r],e.dtype,i,!0);return{dataId:s.dataId,shape:t,dtype:s.dtype}}decode(e,t){const n=this.texData.get(e),{isPacked:r,shape:a,dtype:i}=n;if(null!=t){const e=o.ae.sizeFromShape(a),n=t[0]*t[1]*4;o.ae.assert(e<=n,()=>"customTexShape is too small. Row * Column * 4 should be equal or larger than the size of the tensor data.")}const s=N(a);let u;u=r?new de(s):new le(s);const c=[null!=t?t:p(s)];return{dtype:i,shape:a,dataId:this.runWebGLProgram(u,[{shape:s,dtype:i,dataId:e}],i,c,!0,t).dataId}}runWebGLProgram(e,t,n,r,a=!1,i){const s=this.makeTensorInfo(e.outputShape,n),c=this.texData.get(s.dataId);if(e.packedOutput&&(c.isPacked=!0),e.outPackingScheme===u.DENSE){const t=null!=i?i:p(e.outputShape);c.texShape=t.map(e=>2*e)}if(null!=e.outTexUsage&&(c.usage=e.outTexUsage),0===o.ae.sizeFromShape(s.shape))return c.values=o.ae.getTypedArrayFromDType(s.dtype,0),s;const l=[],d=t.map(t=>{if("complex64"===t.dtype)throw new Error("GPGPUProgram does not support complex64 input. For complex64 dtypes, please separate the program into real and imaginary parts.");let n=this.texData.get(t.dataId);if(null==n.texture){if(!e.packedInputs&&o.ae.sizeFromShape(t.shape)<=Object(o.zd)().getNumber("WEBGL_SIZE_UPLOAD_UNIFORM"))return{shape:t.shape,texData:null,isUniform:!0,uniformValues:n.values};e.packedInputs&&(n.isPacked=!0,n.shape=t.shape)}if(this.uploadToGPU(t.dataId),!!n.isPacked!=!!e.packedInputs)t=n.isPacked?this.unpackTensor(t):this.packTensor(t),l.push(t),n=this.texData.get(t.dataId);else if(n.isPacked&&!R(n.shape,t.shape)){const e=t,r=t.shape;t.shape=n.shape,t=this.packedReshape(t,r),l.push(t),n=this.texData.get(t.dataId),e.shape=r}return{shape:t.shape,texData:n,isUniform:!1}});this.uploadToGPU(s.dataId);const h={shape:s.shape,texData:c,isUniform:!1},f=function(e,t,n){let r="";t.concat(n).forEach(t=>{const a=null!=t.texData&&null!=t.texData.slice&&t.texData.slice.flatOffset>0;if(e.enableShapeUniforms&&!t.isUniform){const i=t.texData.texShape,{useSqueezeShape:s,uniformShape:u,keptDims:c}=ae(e.packedInputs,t.shape,i);let l="",d="",p="";if(1===u.length&&e.packedInputs){const e=[Math.ceil(i[0]/2),Math.ceil(i[1]/2)];l=`${e[0]>1}_${e[1]>1}`}else if(2!==u.length||e.packedInputs){if(u.length>2&&!e.packedInputs){const e=o.ae.computeStrides(u);p=`${e[0]===i[1]}_${e[e.length-1]===i[1]}`}}else d=`${u[0]>1}_${u[1]>1}`;const h=t.shape.length,f=2===u.length&&o.ae.arraysEqual(t.shape,i),m=1===o.ae.sizeFromShape(t.shape),g=o.md.getBroadcastDims(t.shape,n.shape),b=!e.packedInputs&&h===n.shape.length&&o.ae.arraysEqual(i,n.texData.texShape),y=e.packedInputs||u.length>2?"":`${i[0]>1}_${i[1]>1}`;r+=`${h}_${b}_${s?c:""}_${u.length}_${m}_${g}_${f}_${l}_${d}_${p}_${y}_${a}`}else{const e=t.isUniform?"uniform":t.texData.texShape;r+=`${t.shape}_${e}_${a}`}});const a=e.userCode;let i=e.constructor.name;return i+="_"+r+"_"+a+Object(o.zd)().getNumber("WEBGL_VERSION"),i}(e,d,h),m=this.getAndSaveBinary(f,()=>function(e,t,n,r){const a=n.map((e,n)=>{const r={logicalShape:e.shape,texShape:e.isUniform?null:e.texData.texShape,isUniform:e.isUniform,isPacked:!e.isUniform&&e.texData.isPacked,flatOffset:null};return null!=e.texData&&null!=e.texData.slice&&e.texData.slice.flatOffset>0&&(r.flatOffset=e.texData.slice.flatOffset),{name:t.variableNames[n],shapeInfo:r}}),i=a.map(e=>e.shapeInfo),s={logicalShape:r.shape,texShape:r.texData.texShape,isUniform:!1,isPacked:r.texData.isPacked,flatOffset:null},u=K(a,s,t),c=y(e.gl,u),l=e.createProgram(c);let d=null;const p=e.getUniformLocation(l,"NAN",!1);1===Object(o.zd)().getNumber("WEBGL_VERSION")&&(d=e.getUniformLocation(l,"INFINITY",!1));const h={},f={},m={};for(let n=0;n<t.variableNames.length;n++){const r=t.variableNames[n];h[r]=e.getUniformLocation(l,r,!1),h["offset"+r]=e.getUniformLocation(l,"offset"+r,!1),t.enableShapeUniforms&&(f[r+"Shape"]=e.getUniformLocation(l,r+"Shape",!1),m[r+"TexShape"]=e.getUniformLocation(l,r+"TexShape",!1))}let g,b,v;t.enableShapeUniforms&&(g=e.getUniformLocation(l,"outShape",!1),v=e.getUniformLocation(l,"outShapeStrides",!1),b=e.getUniformLocation(l,"outTexShape",!1));const x=[];return t.customUniforms&&t.customUniforms.forEach((t,n)=>{x[n]=e.getUniformLocation(l,t.name,!1)}),{program:t,fragmentShader:c,source:u,webGLProgram:l,uniformLocations:h,customUniformLocations:x,inShapeInfos:i,outShapeInfo:s,infLoc:d,nanLoc:p,inShapesLocations:f,inTexShapesLocations:m,outShapeLocation:g,outShapeStridesLocation:v,outTexShapeLocation:b}}(this.gpgpu,e,d,h)),g=null!=this.activeTimers;let b;g&&(b=this.startTimer()),function(e,t,n,r,a){t.program.enableShapeUniforms||(ue(t.inShapeInfos,n),ue([t.outShapeInfo],[r]));const i=r.texData.texture,s=r.texData.texShape;r.texData.isPacked?e.setOutputPackedMatrixTexture(i.texture,s[0],s[1]):e.setOutputMatrixTexture(i.texture,s[0],s[1]),e.setProgram(t.webGLProgram),1===Object(o.zd)().getNumber("WEBGL_VERSION")&&null!==t.infLoc&&e.gl.uniform1f(t.infLoc,1/0),null!==t.nanLoc&&e.gl.uniform1f(t.nanLoc,NaN),n.forEach((n,r)=>{const a=t.program.variableNames[r],i=t.uniformLocations[a],s=t.uniformLocations["offset"+a],u=t.inShapesLocations[a+"Shape"],c=t.inTexShapesLocations[a+"TexShape"];if(u){const{uniformShape:r}=ae(t.program.packedInputs,n.shape,n.texData.texShape);switch(r.length){case 1:e.gl.uniform1iv(u,new Int32Array(r));break;case 2:e.gl.uniform2iv(u,new Int32Array(r));break;case 3:e.gl.uniform3iv(u,new Int32Array(r));break;case 4:e.gl.uniform4iv(u,new Int32Array(r))}}if(c&&e.gl.uniform2i(c,n.texData.texShape[0],n.texData.texShape[1]),null!=i)if(n.isUniform)if(o.ae.sizeFromShape(n.shape)<2)e.gl.uniform1f(i,n.uniformValues[0]);else{let t=n.uniformValues;t instanceof Float32Array||(t=new Float32Array(t)),e.gl.uniform1fv(i,t)}else null!=n.texData.slice&&null!=s&&e.gl.uniform1i(s,n.texData.slice.flatOffset),e.setInputMatrixTexture(n.texData.texture.texture,i,r)});const u=t.outShapeLocation;if(u)switch(r.shape.length){case 1:e.gl.uniform1iv(u,new Int32Array(r.shape));break;case 2:e.gl.uniform2iv(u,new Int32Array(r.shape));break;case 3:e.gl.uniform3iv(u,new Int32Array(r.shape));break;case 4:e.gl.uniform4iv(u,new Int32Array(r.shape))}if(t.outShapeStridesLocation){const n=o.ae.computeStrides(r.shape);switch(r.shape.length){case 2:e.gl.uniform1iv(t.outShapeStridesLocation,new Int32Array(n));break;case 3:e.gl.uniform2iv(t.outShapeStridesLocation,new Int32Array(n));break;case 4:e.gl.uniform3iv(t.outShapeStridesLocation,new Int32Array(n))}}t.outTexShapeLocation&&e.gl.uniform2i(t.outTexShapeLocation,r.texData.texShape[0],r.texData.texShape[1]),t.program.customUniforms&&a&&t.program.customUniforms.forEach((n,r)=>{const o=t.customUniformLocations[r],i=a[r];if("float"===n.type)e.gl.uniform1fv(o,i);else if("vec2"===n.type)e.gl.uniform2fv(o,i);else if("vec3"===n.type)e.gl.uniform3fv(o,i);else if("vec4"===n.type)e.gl.uniform4fv(o,i);else if("int"===n.type)e.gl.uniform1iv(o,i);else if("ivec2"===n.type)e.gl.uniform2iv(o,i);else if("ivec3"===n.type)e.gl.uniform3iv(o,i);else{if("ivec4"!==n.type)throw Error(`uniform type ${n.type} is not supported yet.`);e.gl.uniform4iv(o,i)}}),e.executeProgram()}(this.gpgpu,m,d,h,r),l.forEach(e=>this.disposeIntermediateTensorInfo(e)),g&&(b=this.endTimer(b),this.activeTimers.push({name:e.constructor.name,query:this.getQueryTime(b)}));const v=Object(o.zd)().get("WEBGL_FLUSH_THRESHOLD");if(v>0){const e=o.ae.now();e-this.lastGlFlushTime>v&&(this.gpgpu.gl.flush(),this.lastGlFlushTime=e)}if(!Object(o.zd)().getBool("WEBGL_LAZILY_UNPACK")&&c.isPacked&&!1===a){const e=this.unpackTensor(s);return this.disposeIntermediateTensorInfo(s),e}return s}compileAndRun(e,t,n,r,o=!1){n=n||t[0].dtype;return this.runWebGLProgram(e,t,n,r,o)}getAndSaveBinary(e,t){return e in this.binaryCache||(this.binaryCache[e]=t()),this.binaryCache[e]}getTextureManager(){return this.textureManager}dispose(){if(!this.disposed){if(!Object(o.zd)().getBool("IS_TEST")){Object.keys(this.binaryCache).forEach(e=>{this.gpgpu.deleteProgram(this.binaryCache[e].webGLProgram),delete this.binaryCache[e]})}this.textureManager.dispose(),null!=this.canvas&&"undefined"!=typeof HTMLCanvasElement&&this.canvas instanceof HTMLCanvasElement?this.canvas.remove():this.canvas=null,this.gpgpuCreatedLocally&&(this.gpgpu.program=null,this.gpgpu.dispose()),this.disposed=!0}}floatPrecision(){return null==this.floatPrecisionValue&&(this.floatPrecisionValue=Object(o.Xd)(()=>{if(!Object(o.zd)().get("WEBGL_RENDER_FLOAT32_ENABLED")){const e=Object(o.zd)().getBool("DEBUG");Object(o.zd)().set("DEBUG",!1);const t=this.abs(Object(o.Md)(1e-8)).dataSync()[0];if(Object(o.zd)().set("DEBUG",e),t>0)return 32}return 16})),this.floatPrecisionValue}epsilon(){return 32===this.floatPrecision()?1e-7:1e-4}uploadToGPU(e){const t=this.texData.get(e),{shape:n,dtype:r,values:a,texture:i,usage:s,isPacked:u}=t;if(null!=i)return;const l=null!=this.activeTimers;let d;l&&(d=o.ae.now());let p=t.texShape;if(null==p&&(p=function(e,t=!1){let n=Object(o.zd)().getNumber("WEBGL_MAX_TEXTURE_SIZE");if(t&&(n*=2,1===(e=e.map((t,n)=>n>=e.length-2?o.ae.nearestLargerEven(e[n]):e[n])).length&&(e=[2,e[0]])),2!==e.length){const t=o.ae.squeezeShape(e);e=t.newShape}let r=o.ae.sizeFromShape(e);if(e.length<=1&&r<=n)return[1,r];if(2===e.length&&e[0]<=n&&e[1]<=n)return e;if(3===e.length&&e[0]*e[1]<=n&&e[2]<=n)return[e[0]*e[1],e[2]];if(3===e.length&&e[0]<=n&&e[1]*e[2]<=n)return[e[0],e[1]*e[2]];if(4===e.length&&e[0]*e[1]*e[2]<=n&&e[3]<=n)return[e[0]*e[1]*e[2],e[3]];if(4===e.length&&e[0]<=n&&e[1]*e[2]*e[3]<=n)return[e[0],e[1]*e[2]*e[3]];if(t){const t=I(e);let n=2,a=2;return e.length&&([n,a]=j(e)),r=t*(n/2)*(a/2),o.ae.sizeToSquarishShape(r).map(e=>2*e)}return o.ae.sizeToSquarishShape(r)}(n,u),t.texShape=p),null!=a){const e=N(n);let i,s=p[1],f=p[0];const m=a instanceof Uint8Array||a instanceof Uint8ClampedArray;!u&&m||([s,f]=h(p[0],p[1])),i=u?new me(e,m):new fe(e,m);const g=m?[f,s]:p,b=this.makeTensorInfo(g,r),y=this.texData.get(b.dataId);y.usage=m?c.PIXELS:c.UPLOAD,y.texShape=g,this.gpgpu.uploadDenseMatrixToTexture(this.getTexture(b.dataId),s,f,a);const v=[[f,s]],x=!0,w=this.runWebGLProgram(i,[b],r,v,x),O=this.texData.get(w.dataId);t.texture=O.texture,t.texShape=O.texShape,t.isPacked=O.isPacked,t.usage=O.usage,this.disposeIntermediateTensorInfo(b),this.texData.delete(w.dataId),t.values=null,l&&(this.uploadWaitMs+=o.ae.now()-d)}else{const e=this.acquireTexture(p,s,r,u);t.texture=e}}convertAndCacheOnCPU(e,t){const n=this.texData.get(e),{dtype:r}=n;return this.releaseGPUData(e),null!=t&&(n.values=function(e,t){if("float32"===t||"complex64"===t)return e;if("int32"===t||"bool"===t){const n="int32"===t?new Int32Array(e.length):new Uint8Array(e.length);for(let t=0;t<n.length;++t)n[t]=Math.round(e[t]);return n}throw new Error("Unknown dtype "+t)}
+/**
+ * @license
+ * Copyright 2019 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */(t,r)),n.values}acquireTexture(e,t,n,r){if(this.numBytesInGPU+=this.computeBytes(e,n),!this.warnedAboutMemory&&this.numBytesInGPU>1024*this.numMBBeforeWarning*1024){const e=(this.numBytesInGPU/1024/1024).toFixed(2);this.warnedAboutMemory=!0,console.warn(`High memory usage in GPU: ${e} MB, most likely due to a memory leak`)}return this.textureManager.acquireTexture(e,t,r)}computeBytes(e,t){return e[0]*e[1]*o.ae.bytesPerElement(t)}}Ln.nextDataId=0,
+/**
+ * @license
+ * Copyright 2020 Google Inc. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+o.vd.isBrowser()&&Object(o.Jd)("webgl",()=>new Ln,2);class Bn{constructor(e,t,n){this.variableNames=["A","B"],this.outputShape=o.md.assertAndGetBroadcastShape(t,n),this.enableShapeUniforms=ce(this.outputShape.length),this.userCode=`\n float binaryOperation(float a, float b) {\n ${e}\n }\n\n void main() {\n float a = getAAtOutCoords();\n float b = getBAtOutCoords();\n setOutput(binaryOperation(a, b));\n }\n `}}
+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */class zn{constructor(e,t,n,r=!1){this.variableNames=["A","B"],this.supportsBroadcasting=!0,this.packedInputs=!0,this.packedOutput=!0,this.outputShape=o.md.assertAndGetBroadcastShape(t,n);const a=this.outputShape.length;this.enableShapeUniforms=ce(a);let i="";if(r)if(0===a||1===o.ae.sizeFromShape(this.outputShape))i="\n result.y = 0.;\n result.z = 0.;\n result.w = 0.;\n ";else{if(i=`\n ${oe(a)} coords = getOutputCoords();\n `,1===a)this.enableShapeUniforms?i+="\n result.y = (coords + 1) >= outShape ? 0. : result.y;\n result.z = 0.;\n result.w = 0.;\n ":i+=`\n result.y = (coords + 1) >= ${this.outputShape[0]} ? 0. : result.y;\n result.z = 0.;\n result.w = 0.;\n `;else{const e=Sn("coords",a);this.enableShapeUniforms?i+=`\n bool nextRowOutOfBounds =\n (${e[a-2]} + 1) >= outShape[${a} - 2];\n bool nextColOutOfBounds =\n (${e[a-1]} + 1) >= outShape[${a} - 1];\n result.y = nextColOutOfBounds ? 0. : result.y;\n result.z = nextRowOutOfBounds ? 0. : result.z;\n result.w = nextColOutOfBounds || nextRowOutOfBounds ? 0. : result.w;\n `:i+=`\n bool nextRowOutOfBounds =\n (${e[a-2]} + 1) >= ${this.outputShape[a-2]};\n bool nextColOutOfBounds =\n (${e[a-1]} + 1) >= ${this.outputShape[a-1]};\n result.y = nextColOutOfBounds ? 0. : result.y;\n result.z = nextRowOutOfBounds ? 0. : result.z;\n result.w = nextColOutOfBounds || nextRowOutOfBounds ? 0. : result.w;\n `}}this.userCode=`\n vec4 binaryOperation(vec4 a, vec4 b) {\n ${e}\n }\n\n void main() {\n vec4 a = getAAtOutCoords();\n vec4 b = getBAtOutCoords();\n\n vec4 result = binaryOperation(a, b);\n ${i}\n\n setOutput(result);\n }\n `}}
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */function Un(e){const{inputs:t,backend:n}=e,{x:r}=t;return n.incRef(r.dataId),{dataId:r.dataId,shape:r.shape,dtype:r.dtype}}const Vn={kernelName:o.qb,backendName:"webgl",kernelFunc:Un};
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */function Wn(e){const{inputs:t,backend:n}=e,{real:r,imag:o}=t,a=n.makeTensorInfo(r.shape,"complex64"),i=n.texData.get(a.dataId),s=Un({inputs:{x:r},backend:n}),u=Un({inputs:{x:o},backend:n});return i.complexTensorInfos={real:s,imag:u},a}const Gn={kernelName:o.z,backendName:"webgl",kernelFunc:Wn},Hn="return (a < 0.) ? b * a : a;",qn="\n vec4 aLessThanZero = vec4(lessThan(a, vec4(0.)));\n return (aLessThanZero * (b * a)) + ((vec4(1.0) - aLessThanZero) * a);\n";
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const Kn={kernelName:o.yb,backendName:"webgl",kernelFunc:function(e){const{inputs:t,backend:n,attrs:r}=e,{x:a}=t,{alpha:i}=r,s=n.makeTensorInfo([],"float32",o.ae.createScalarValue(i,"float32")),u=Object(o.zd)().getBool("WEBGL_PACK_BINARY_OPERATIONS")?new zn(qn,a.shape,s.shape):new Bn(Hn,a.shape,s.shape),c=n.runWebGLProgram(u,[a,s],"float32");return n.disposeIntermediateTensorInfo(s),c}},Xn="return (a < 0.) ? b * a : a;",Yn="\n vec4 aLessThanZero = vec4(lessThan(a, vec4(0.)));\n return (aLessThanZero * (b * a)) + ((vec4(1.0) - aLessThanZero) * a);\n";
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const Qn={kernelName:o.fc,backendName:"webgl",kernelFunc:function(e){const{inputs:t,backend:n}=e,{x:r,alpha:a}=t,i=Object(o.zd)().getBool("WEBGL_PACK_BINARY_OPERATIONS")?new zn(Yn,r.shape,a.shape):new Bn(Xn,r.shape,a.shape);return n.runWebGLProgram(i,[r,a],"float32")}};
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */function Zn({opSnippet:e,packedOpSnippet:t,cpuKernelImpl:n,dtype:r}){return({inputs:a,backend:i})=>{const{x:s}=a,u=i,c=r||s.dtype;if(u.shouldExecuteOnCPU([s])&&null!=n){const e=u.texData.get(s.dataId),t=n(e.values,c);return u.makeTensorInfo(s.shape,c,t)}let l;return l=Object(o.zd)().getBool("WEBGL_PACK_UNARY_OPERATIONS")&&null!=t?new $n(s.shape,t):new An(s.shape,e),u.runWebGLProgram(l,[s],c)}}function Jn({opSnippet:e,packedOpSnippet:t,checkOutOfBounds:n=!1,supportsComplex:r=!1,cpuKernelImpl:a,dtype:i}){return({inputs:s,backend:u})=>{const{a:c,b:l}=s,d=u;if(r&&"complex64"===c.dtype){const t=d.texData.get(c.dataId),n=d.texData.get(l.dataId),[r,a]=[[t.complexTensorInfos.real,n.complexTensorInfos.real],[t.complexTensorInfos.imag,n.complexTensorInfos.imag]].map(t=>{const[n,r]=t,a={dataId:n.dataId,dtype:n.dtype,shape:c.shape},i={dataId:r.dataId,dtype:r.dtype,shape:l.shape},s=new Bn(e,c.shape,l.shape);return d.runWebGLProgram(s,[a,i],Object(o.Zd)(n.dtype,r.dtype))}),i=Wn({inputs:{real:r,imag:a},backend:d});return d.disposeIntermediateTensorInfo(r),d.disposeIntermediateTensorInfo(a),i}const p=i||Object(o.Zd)(c.dtype,l.dtype);if(("string"===c.dtype||"string"===l.dtype||d.shouldExecuteOnCPU([c,l]))&&null!=a){const e=d.texData.get(c.dataId).values,t=d.texData.get(l.dataId).values,n="string"===c.dtype?o.md.fromUint8ToStringArray(e):e,r="string"===c.dtype?o.md.fromUint8ToStringArray(t):t,[i,s]=a(c.shape,l.shape,n,r,p),u=d.makeTensorInfo(s,p);return d.texData.get(u.dataId).values=i,u}let h;return h=Object(o.zd)().getBool("WEBGL_PACK_BINARY_OPERATIONS")&&null!=t?new zn(t,c.shape,l.shape,n):new Bn(e,c.shape,l.shape),d.runWebGLProgram(h,[c,l],p)}}function er(e,t=!1){if("linear"===e)return"return x;";if("relu"===e)return t?"\n vec4 result = x * vec4(greaterThanEqual(x, vec4(0.0)));\n bvec4 isNaN = isnan(x);\n\n result.r = isNaN.r ? x.r : result.r;\n result.g = isNaN.g ? x.g : result.g;\n result.b = isNaN.b ? x.b : result.b;\n result.a = isNaN.a ? x.a : result.a;\n\n return result;\n":"if (isnan(x)) return x;\n return (x < 0.0) ? 0.0 : x;\n";if("elu"===e)return t?"\n vec4 result;\n\n result.r = (x.r >= 0.0) ? x.r : (exp(x.r) - 1.0);\n result.g = (x.g >= 0.0) ? x.g : (exp(x.g) - 1.0);\n result.b = (x.b >= 0.0) ? x.b : (exp(x.b) - 1.0);\n result.a = (x.a >= 0.0) ? x.a : (exp(x.a) - 1.0);\n\n return result;\n":"return (x >= 0.0) ? x : (exp(x) - 1.0);";if("relu6"===e)return t?"\n vec4 result = min(x, vec4(6.)) * vec4(greaterThanEqual(x, vec4(0.0)));\n bvec4 isNaN = isnan(x);\n\n result.r = isNaN.r ? x.r : result.r;\n result.g = isNaN.g ? x.g : result.g;\n result.b = isNaN.b ? x.b : result.b;\n result.a = isNaN.a ? x.a : result.a;\n\n return result;\n":"if (isnan(x)) return x;\n return (x < 0.0) ? 0.0 : min(6.0, x);\n";if("prelu"===e)return t?Yn:Xn;if("leakyrelu"===e)return t?qn:Hn;if("sigmoid"===e)return"return 1.0 / (1.0 + exp(-1.0 * x));";throw new Error(`Activation ${e} has not been implemented for the WebGL backend.`)}
+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */class tr{constructor(e,t,n,r=!1,o=!1,a=!1,i=null,s=!1,u=!1){this.variableNames=["matrixA","matrixB"],this.packedInputs=!0,this.packedOutput=!0,this.outputShape=n,this.enableShapeUniforms=ce(this.outputShape.length);const c=r?e[1]:e[2],l=Math.ceil(c/2),d=r?"i * 2, rc.y":"rc.y, i * 2",p=o?"rc.z, i * 2":"i * 2, rc.z",h=r?["a.xxyy","a.zzww"]:["a.xxzz","a.yyww"],f=o?["b.xzxz","b.ywyw"]:["b.xyxy","b.zwzw"];let m="",g="";i&&(m=s?`vec4 activation(vec4 a) {\n vec4 b = getPreluActivationWeightsAtOutCoords();\n ${i}\n }`:u?`vec4 activation(vec4 a) {\n vec4 b = getLeakyreluAlphaAtOutCoords();\n ${i}\n }`:`vec4 activation(vec4 x) {\n ${i}\n }`,g="result = activation(result);");const b=a?"result += getBiasAtOutCoords();":"";a&&this.variableNames.push("bias"),s&&this.variableNames.push("preluActivationWeights"),u&&this.variableNames.push("leakyreluAlpha");let y="rc.x",v="rc.x";e[0]<t[0]?y=`int(min(float(rc.x), ${e[0]-1}.))`:t[0]<e[0]&&(v=`int(min(float(rc.x), ${t[0]-1}.))`),this.userCode=`\n ${m}\n // Don't use uniform for sharedDimensionPacked for performance.\n const float sharedDimension = ${l}.0;\n\n vec4 dot2x2ARowBCol(ivec3 rc) {\n vec4 result = vec4(0);\n for (int i = 0; i < ${l}; i++) {\n int batchA = ${y};\n int batchB = ${v};\n vec4 a = getMatrixA(batchA, ${d});\n vec4 b = getMatrixB(batchB, ${p});\n\n // These swizzled products need to be separately added.\n // See: https://github.com/tensorflow/tfjs/issues/1735\n result += (${h[0]} * ${f[0]});\n result += (${h[1]} * ${f[1]});\n }\n return result;\n }\n\n void main() {\n ivec3 rc = getOutputCoords();\n vec4 result = dot2x2ARowBCol(rc);\n\n ${b}\n\n ${g}\n\n setOutput(result);\n }\n `}}
+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const nr="return areal * breal - aimag * bimag;",rr="return areal * bimag + aimag * breal;";class or{constructor(e,t,n){this.variableNames=["AReal","AImag","BReal","BImag"],this.outputShape=o.md.assertAndGetBroadcastShape(t,n),this.userCode=`\n float binaryOpComplex(\n float areal, float aimag, float breal, float bimag) {\n ${e}\n }\n\n void main() {\n float areal = getARealAtOutCoords();\n float aimag = getAImagAtOutCoords();\n float breal = getBRealAtOutCoords();\n float bimag = getBImagAtOutCoords();\n setOutput(binaryOpComplex(areal, aimag, breal, bimag));\n }\n `}}
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const ar="return a * b;";function ir(e){const{inputs:t,backend:n}=e,{a:r,b:a}=t,i=o.md.upcastType(r.dtype,a.dtype);if("complex64"===r.dtype){const e=n.texData.get(r.dataId),t=n.texData.get(a.dataId),o=new or(nr,r.shape,a.shape),i=new or(rr,r.shape,a.shape),s=[{dataId:e.complexTensorInfos.real.dataId,dtype:e.complexTensorInfos.real.dtype,shape:r.shape},{dataId:e.complexTensorInfos.imag.dataId,dtype:e.complexTensorInfos.imag.dtype,shape:r.shape},{dataId:t.complexTensorInfos.real.dataId,dtype:t.complexTensorInfos.real.dtype,shape:a.shape},{dataId:t.complexTensorInfos.imag.dataId,dtype:t.complexTensorInfos.imag.dtype,shape:a.shape}],u=n.runWebGLProgram(o,s,"float32"),c=n.runWebGLProgram(i,s,"float32"),l=Wn({inputs:{real:u,imag:c},backend:n});return n.disposeIntermediateTensorInfo(u),n.disposeIntermediateTensorInfo(c),l}if(n.shouldExecuteOnCPU([r,a])){const e=n.texData.get(r.dataId),t=n.texData.get(a.dataId),[o,s]=en(r.shape,a.shape,e.values,t.values,i),u=n.makeTensorInfo(s,i);return n.texData.get(u.dataId).values=o,u}let s;return s=Object(o.zd)().getBool("WEBGL_PACK_BINARY_OPERATIONS")?new zn(ar,r.shape,a.shape):new Bn(ar,r.shape,a.shape),n.runWebGLProgram(s,[r,a],i)}const sr={kernelName:o.Ub,backendName:"webgl",kernelFunc:ir};
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function ur(e){const{inputs:t,backend:n,attrs:r}=e,{x:a}=t,{shape:i}=r,s=n,u=o.ae.sizeFromShape(a.shape),c=o.ae.inferFromImplicitShape(i,u),l=o.ae.sizeFromShape(c);o.ae.assert(u===l,()=>`The new shape (${c}) has ${l} elements and the old shape (${a.shape}) has ${u} elements. The new shape and old shape must have the same number of elements.`);const d=s.texData.get(a.dataId);return!d.isPacked||R(a.shape,c)||null!==d.texture&&R(d.shape,c)?(s.incRef(a.dataId),{dataId:a.dataId,shape:c,dtype:a.dtype}):function(e,t,n){const r=[I(e.shape),...j(e.shape)],o={dtype:e.dtype,shape:r,dataId:e.dataId},a=[I(t),...j(t)],i=new Cn(a,r),s=[r],u=n.runWebGLProgram(i,[o],e.dtype,s,!0);return{dataId:u.dataId,shape:t,dtype:u.dtype}}(a,c,s)}const cr={kernelName:o.nc,backendName:"webgl",kernelFunc:ur};
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */class lr{constructor(e,t){this.variableNames=["x"];const{windowSize:n,batchSize:r,inSize:a,outSize:i}=e;this.outputShape=[r,i];const s=4*Math.floor(n/4),u=n%4;let c="sumValue += dot(values, ones);";if(null!=t){const e=1/t;c=`sumValue += dot(values * ${o.ae.isInt(e)?e.toPrecision(2):e}, ones);`}let l="";a%n>0&&(l=`\n if (inIdx < 0 || inIdx >= ${a}) {\n return 0.0;\n }\n `),this.userCode=`\n const vec4 ones = vec4(1.0, 1.0, 1.0, 1.0);\n\n float getValue(int batch, int inIdx) {\n ${l}\n return getX(batch, inIdx);\n }\n\n void main() {\n ivec2 coords = getOutputCoords();\n int batch = coords[0];\n int outIdx = coords[1];\n int inOffset = outIdx * ${n};\n\n float sumValue = 0.0;\n\n for (int i = 0; i < ${s}; i += 4) {\n int inIdx = inOffset + i;\n vec4 values = vec4(\n getValue(batch, inIdx),\n getValue(batch, inIdx + 1),\n getValue(batch, inIdx + 2),\n getValue(batch, inIdx + 3)\n );\n\n ${c}\n }\n\n int inIdx = inOffset + ${s};\n if (${1===u}) {\n vec4 values = vec4(getValue(batch, inIdx), 0.0, 0.0, 0.0);\n\n ${c}\n } else if (${2===u}) {\n vec4 values = vec4(\n getValue(batch, inIdx),\n getValue(batch, inIdx + 1), 0.0, 0.0);\n\n ${c}\n } else if (${3===u}) {\n vec4 values = vec4(\n getValue(batch, inIdx),\n getValue(batch, inIdx + 1),\n getValue(batch, inIdx + 2), 0.0);\n\n ${c}\n }\n setOutput(sumValue);\n }\n `}}
+/**
+ * @license
+ * Copyright 2017 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */class dr{constructor(e,t){this.variableNames=["x"];const{windowSize:n,batchSize:r,inSize:o,outSize:a}=e;this.outputShape=[r,a];let i="0.0",s="";"prod"===t?i="1.0":"min"===t?(i="1.0 / 1e-20",s="min"):"max"===t&&(i="-1.0 / 1e-20",s="max");let u=`${t}(${t}(${t}(minMaxValue[0], minMaxValue[1]), minMaxValue[2]), minMaxValue[3])`;"sum"===t?u="sumValue":"prod"===t?u="prodValue":"all"===t?u="allValue":"any"===t&&(u="anyValue");const c=4*Math.floor(n/4),l=n%4;let d=`\n if (${"sum"===t}) {\n sumValue += dot(values, ones);\n } else if (${"prod"===t}) {\n vec2 tmp = vec2(values[0], values[1]) * vec2(values[2], values[3]);\n prodValue *= tmp[0] * tmp[1];\n } else {\n minMaxValue = ${s}(values, minMaxValue);\n if (${"min"===t} || ${"max"===t}) {\n minMaxValue = ${s}(values, minMaxValue);\n bvec4 isNaN = isnan(values);\n if (isNaN.r || isNaN.g || isNaN.b || isNaN.a) {\n minMaxValue = vec4(NAN);\n }\n }\n }\n `,p="vec4";"all"===t?(i="1.0",d="\n bool reducedAllValue = all(values);\n float floatedReducedAllValue = float(reducedAllValue);\n allValue = float(allValue >= 1.0 && floatedReducedAllValue >= 1.0);\n ",p="bvec4"):"any"===t&&(i="0.0",d="\n bool reducedAnyValue = any(values);\n float floatedReducedAnyValue = float(reducedAnyValue);\n anyValue = float(anyValue >= 1.0 || floatedReducedAnyValue >= 1.0);\n ",p="bvec4");let h="";o%n>0&&(h=`\n if (inIdx < 0 || inIdx >= ${o}) {\n return initializationValue;\n }\n `),this.userCode=`\n const float initializationValue = ${i};\n const vec4 ones = vec4(1.0, 1.0, 1.0, 1.0);\n\n float getValue(int batch, int inIdx) {\n ${h}\n return getX(batch, inIdx);\n }\n\n void main() {\n ivec2 coords = getOutputCoords();\n int batch = coords[0];\n int outIdx = coords[1];\n int inOffset = outIdx * ${n};\n\n vec4 minMaxValue = vec4(${i});\n float prodValue = 1.0;\n float sumValue = 0.0;\n float allValue = 1.0;\n float anyValue = 0.0;\n\n for (int i = 0; i < ${c}; i += 4) {\n int inIdx = inOffset + i;\n ${p} values = ${p}(\n getValue(batch, inIdx),\n getValue(batch, inIdx + 1),\n getValue(batch, inIdx + 2),\n getValue(batch, inIdx + 3)\n );\n\n ${d}\n }\n\n int inIdx = inOffset + ${c};\n if (${1===l}) {\n ${p} values = ${p}(\n getValue(batch, inIdx),\n initializationValue,\n initializationValue,\n initializationValue\n );\n\n ${d}\n } else if (${2===l}) {\n ${p} values = ${p}(\n getValue(batch, inIdx),\n getValue(batch, inIdx + 1),\n initializationValue,\n initializationValue\n );\n\n ${d}\n } else if (${3===l}) {\n ${p} values = ${p}(\n getValue(batch, inIdx),\n getValue(batch, inIdx + 1),\n getValue(batch, inIdx + 2),\n initializationValue\n );\n\n ${d}\n }\n setOutput(${u});\n }\n `}}
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */function pr(e,t,n,r){const a=function(e){const t=[];for(;0===t.length||1!==t[t.length-1].outSize;){const n=t.length?t[t.length-1].outSize:e[1],r=o.md.computeOptimalWindowSize(n);t.push({inSize:n,windowSize:r,outSize:Math.ceil(n/r)})}return t}(e.shape);let i=e;for(let o=0;o<a.length;o++){const{inSize:s,windowSize:u,outSize:c}=a[o];let l,d;l="mean"===n?0===o?new lr({windowSize:u,inSize:s,batchSize:e.shape[0],outSize:c},s):new lr({windowSize:u,inSize:s,batchSize:e.shape[0],outSize:c}):new dr({windowSize:u,inSize:s,batchSize:e.shape[0],outSize:c},n),d=i,i=r.runWebGLProgram(l,[i],t),d.dataId!==e.dataId&&r.disposeIntermediateTensorInfo(d)}return i}
+/**
+ * @license
+ * Copyright 2017 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */class hr{constructor(e,t){this.variableNames=["A"];const n=new Array(e.length);for(let r=0;r<n.length;r++)n[r]=e[t[r]];this.outputShape=n,this.rank=n.length;const r=oe(this.rank),o=function(e){const t=e.length;if(t>6)throw Error(`Transpose for rank ${t} is not yet supported`);const n=["resRC.x","resRC.y","resRC.z","resRC.w","resRC.u","resRC.v"],r=new Array(t);for(let t=0;t<e.length;t++)r[e[t]]=n[t];return r.join()}
+/**
+ * @license
+ * Copyright 2019 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */(t);this.userCode=`\n void main() {\n ${r} resRC = getOutputCoords();\n setOutput(getA(${o}));\n }\n `}}class fr{constructor(e,t){this.variableNames=["A"],this.packedInputs=!0,this.packedOutput=!0;const n=new Array(e.length);for(let r=0;r<n.length;r++)n[r]=e[t[r]];if(this.outputShape=n,this.rank=n.length,this.rank>6)throw Error(`Packed transpose for rank ${this.rank} is not yet supported.`);const r=oe(this.rank),o=kn("rc",this.rank),a=new Array(this.rank);for(let e=0;e<t.length;e++)a[t[e]]=o[e];const i=`vec2(${a.slice(-2).join()})`,s=`++${o[this.rank-1]} < ${n[this.rank-1]}`,u=`getChannel(getA(${a.join()}), ${i})`;this.userCode=`\n void main() {\n ${r} rc = getOutputCoords();\n vec4 result = vec4(0.);\n result[0] = ${u};\n if(${s}) {\n result[1] = ${u};\n }\n --${o[this.rank-1]};\n if(++${o[this.rank-2]} < ${n[this.rank-2]}) {\n result[2] = ${u};\n if(${s}) {\n result[3] = ${u};\n }\n }\n setOutput(result);\n }\n `}}
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */function mr(e,t,n){const r=Object(o.zd)().getBool("WEBGL_PACK_ARRAY_OPERATIONS")?new fr(e.shape,t):new hr(e.shape,t);return n.runWebGLProgram(r,[e],e.dtype)}
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function gr(e){const{inputs:t,backend:n,attrs:r}=e,{x:a}=t,{axis:i,keepDims:s}=r;return function(e,t,n,r){const a=t,i=e.shape.length,s=o.ae.parseAxisParam(a,e.shape);let u=s;const c=o.md.getAxesPermutation(u,i),l=null!=c;let d=e;l&&(d=mr(e,c,r),u=o.md.getInnerMostAxes(u.length,i)),o.md.assertAxesAreInnerMostDims("sum",u,i);const[p,h]=o.md.computeOutAndReduceShapes(d.shape,u);let f=p;n&&(f=o.md.expandShapeToKeepDim(p,s));const m=o.ae.sizeFromShape(h),g=ur({inputs:{x:d},attrs:{shape:[o.ae.sizeFromShape(e.shape)/m,m]},backend:r}),b=pr(g,Object(o.Td)(e.dtype),"sum",r),y=ur({inputs:{x:b},attrs:{shape:f},backend:r});return r.disposeIntermediateTensorInfo(g),r.disposeIntermediateTensorInfo(b),l&&r.disposeIntermediateTensorInfo(d),y}(a,i,s,n)}const br={kernelName:o.Wc,backendName:"webgl",kernelFunc:gr};
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */function yr(e){const{inputs:t,backend:n,attrs:r}=e,{x:o}=t,{perm:a}=r,i=n,s=o.shape.length,u=new Array(s);for(let e=0;e<u.length;e++)u[e]=o.shape[a[e]];let c;if(i.shouldExecuteOnCPU([o])){const e=i.texData.get(o.dataId).values,t=wn(e,o.shape,o.dtype,a,u);c=i.makeTensorInfo(u,o.dtype);i.texData.get(c.dataId).values=t}else c=mr(o,a,i);return c}const vr={kernelName:o.ed,backendName:"webgl",kernelFunc:yr};
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */function xr({a:e,b:t,transposeA:n,transposeB:r,backend:a,bias:i=null,preluActivationWeights:s=null,leakyreluAlpha:u=0,activation:c=null}){const l=e.shape.length,d=t.shape.length,p=n?e.shape[l-2]:e.shape[l-1],h=r?t.shape[d-1]:t.shape[d-2],f=n?e.shape[l-1]:e.shape[l-2],m=r?t.shape[d-2]:t.shape[d-1],g=e.shape.slice(0,-2),b=t.shape.slice(0,-2),y=o.ae.sizeFromShape(g),v=o.ae.sizeFromShape(b),x=o.nd.assertAndGetBroadcastShape(e.shape.slice(0,-2),t.shape.slice(0,-2)).concat([f,m]);o.ae.assert(p===h,()=>`Error in matMul: inner shapes (${p}) and (${h}) of Tensors with shapes ${e.shape} and ${t.shape} and transposeA=${n} and transposeB=${r} must match.`);const w=n?[y,p,f]:[y,f,p],O=r?[v,m,h]:[v,h,m],k=ur({inputs:{x:e},backend:a,attrs:{shape:w}}),S=ur({inputs:{x:t},backend:a,attrs:{shape:O}}),T=[k,S],C=Math.max(y,v),E=n?k.shape[1]:k.shape[2],I=null!=i,j=null!=s,N="leakyrelu"===c,A=null!=c?er(c,!0):null;let R;if((1===f||1===m)&&E>1e3&&!1===(I||j||N||null!=A)){let e=k,t=S;n&&(e=yr({inputs:{x:k},backend:a,attrs:{perm:[0,2,1]}}),T.push(e)),r&&(t=yr({inputs:{x:S},backend:a,attrs:{perm:[0,2,1]}}),T.push(t));const o=1===m;let i=e;1!==m&&(i=ur({inputs:{x:e},backend:a,attrs:{shape:[C,E,1]}}),T.push(i));const s=1===m?2:1;let u=t;o&&(u=ur({inputs:{x:t},backend:a,attrs:{shape:[C,1,E]}}),T.push(u));const c=ir({inputs:{a:i,b:u},backend:a});R=gr({inputs:{x:c},backend:a,attrs:{axis:s,keepDims:!0}}),T.push(c)}else{const c=Object(o.Zd)(e.dtype,t.dtype),l=new tr(w,O,[C,f,m],n,r,I,A,j,N),d=[k,S];if(null!=i&&d.push(i),j&&d.push(s),N){const e=a.makeTensorInfo([],"float32",o.ae.createScalarValue(u,"float32"));d.push(e),T.push(e)}R=a.runWebGLProgram(l,d,c)}const _=ur({inputs:{x:R},backend:a,attrs:{shape:x}});T.push(R);for(const e of T)a.disposeIntermediateTensorInfo(e);return _}
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the License);
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an AS IS BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const wr={kernelName:o.jd,backendName:"webgl",kernelFunc:function(e){const{inputs:t,backend:n,attrs:r}=e,{a:o,b:a,bias:i,preluActivationWeights:s}=t,{transposeA:u,transposeB:c,activation:l,leakyreluAlpha:d}=r;return xr({a:o,b:a,transposeA:u,transposeB:c,backend:n,bias:i,preluActivationWeights:s,leakyreluAlpha:d,activation:l})}};
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const Or={kernelName:o.a,backendName:"webgl",kernelFunc:function(e){const{inputs:t,backend:n}=e,{x:r}=t;if(n.shouldExecuteOnCPU([r])&&"complex64"!==r.dtype){const e=n.texData.get(r.dataId),t=un(e.values);return n.makeTensorInfo(r.shape,r.dtype,t)}let a;return a=Object(o.zd)().getBool("WEBGL_PACK_UNARY_OPERATIONS")?new $n(r.shape,"return abs(x);"):new An(r.shape,"return abs(x);"),n.runWebGLProgram(a,[r],r.dtype)}},kr=Zn({opSnippet:"if (isnan(x)) return x;\n if (abs(x) > 1.) {\n return NAN;\n }\n return acos(x);\n"}),Sr={kernelName:o.b,backendName:"webgl",kernelFunc:kr},Tr=Zn({opSnippet:"if (isnan(x)) return x;\n if (x < 1.0) return NAN;\nreturn log(x + sqrt(x * x - 1.0));"}),Cr={kernelName:o.c,backendName:"webgl",kernelFunc:Tr},Er="return a + b;",Ir=Jn({opSnippet:Er,packedOpSnippet:Er,supportsComplex:!0,cpuKernelImpl:$t}),jr={kernelName:o.d,backendName:"webgl",kernelFunc:Ir};
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+/**
+ * @license
+ * Copyright 2019 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+class Nr{constructor(e,t){this.outputShape=[],this.outputShape=e,this.variableNames=t.map((e,t)=>"T"+t);const n=[];this.variableNames.forEach(e=>{n.push(`float v${e} = get${e}AtOutCoords();`)});const r=this.variableNames.map(e=>"v"+e).join(" + ");this.userCode=`\n void main() {\n ${n.join("\n ")}\n\n float result = ${r};\n setOutput(result);\n }\n `}}
+/**
+ * @license
+ * Copyright 2019 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */class Ar{constructor(e,t){this.outputShape=[],this.packedInputs=!0,this.packedOutput=!0,this.outputShape=e,this.variableNames=t.map((e,t)=>"T"+t);const n=[];this.variableNames.forEach(e=>{n.push(`vec4 v${e} = get${e}AtOutCoords();`)});const r=this.variableNames.map(e=>"v"+e).join(" + ");this.userCode=`\n void main() {\n ${n.join("\n ")}\n\n vec4 result = ${r};\n setOutput(result);\n }\n `}}
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const Rr={kernelName:o.e,backendName:"webgl",kernelFunc:function e(t){const{inputs:n,backend:r}=t,a=n;if(1===a.length)return Un({inputs:{x:a[0]},backend:r});if(a.length>Object(o.zd)().get("WEBGL_MAX_TEXTURES_IN_SHADER")){const t=Math.floor(a.length/2),n=e({inputs:a.slice(0,t),backend:r}),o=e({inputs:a.slice(t),backend:r});return e({inputs:[n,o],backend:r})}const i=a.map(e=>e.dtype).reduce((e,t)=>Object(o.Zd)(e,t)),s=a.map(e=>e.shape),u=Object(o.zd)().getBool("WEBGL_PACK")?new Ar(a[0].shape,s):new Nr(a[0].shape,s);return r.runWebGLProgram(u,a,i)}};
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const _r={kernelName:o.f,backendName:"webgl",kernelFunc:function(e){const{inputs:t,backend:n,attrs:r}=e,{x:a}=t,{axis:i,keepDims:s}=r,u=a.shape.length,c=o.ae.parseAxisParam(i,a.shape);let l=c;const d=o.md.getAxesPermutation(l,u);let p=a;null!=d&&(p=yr({inputs:{x:a},backend:n,attrs:{perm:d}}),l=o.md.getInnerMostAxes(l.length,u)),o.md.assertAxesAreInnerMostDims("all",l,u);const[h,f]=o.md.computeOutAndReduceShapes(p.shape,l),m=ur({inputs:{x:p},backend:n,attrs:{shape:[-1,o.ae.sizeFromShape(f)]}}),g=pr(m,m.dtype,"all",n);let b;if(s){b=ur({inputs:{x:g},backend:n,attrs:{shape:o.md.expandShapeToKeepDim(h,c)}})}else b=ur({inputs:{x:g},backend:n,attrs:{shape:h}});return n.disposeIntermediateTensorInfo(m),n.disposeIntermediateTensorInfo(g),null!=d&&n.disposeIntermediateTensorInfo(p),b}};
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const $r={kernelName:o.g,backendName:"webgl",kernelFunc:function(e){const{inputs:t,backend:n,attrs:r}=e,{x:a}=t,{axis:i,keepDims:s}=r,u=a.shape.length,c=o.ae.parseAxisParam(i,a.shape);let l=c;const d=o.md.getAxesPermutation(l,u);let p=a;null!=d&&(p=yr({inputs:{x:a},backend:n,attrs:{perm:d}}),l=o.md.getInnerMostAxes(l.length,u)),o.md.assertAxesAreInnerMostDims("any",l,u);const[h,f]=o.md.computeOutAndReduceShapes(p.shape,l),m=ur({inputs:{x:p},backend:n,attrs:{shape:[-1,o.ae.sizeFromShape(f)]}}),g=pr(m,m.dtype,"any",n);let b;if(s){b=ur({inputs:{x:g},backend:n,attrs:{shape:o.md.expandShapeToKeepDim(h,c)}})}else b=ur({inputs:{x:g},backend:n,attrs:{shape:h}});return n.disposeIntermediateTensorInfo(m),n.disposeIntermediateTensorInfo(g),null!=d&&n.disposeIntermediateTensorInfo(p),b}};
+/**
+ * @license
+ * Copyright 2017 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */class Fr{constructor(e,t,n){this.variableNames=["A"];const{windowSize:r,batchSize:o,outSize:a}=e;n||this.variableNames.push("bestIndicesA"),this.outputShape=[o,a];const i="max"===t?">":"<",s=n?"inOffset + i;":"round(getBestIndicesA(batch, inOffset + i));";this.userCode=`\n void main() {\n ivec2 coords = getOutputCoords();\n int batch = coords[0];\n int outIdx = coords[1];\n int inOffset = outIdx * ${r};\n\n int bestIndex = inOffset;\n float bestValue = getA(batch, bestIndex);\n\n for (int i = 0; i < ${r}; i++) {\n int inIdx = ${s};\n float candidate = getA(batch, inIdx);\n if (candidate ${i} bestValue) {\n bestValue = candidate;\n bestIndex = inIdx;\n }\n }\n setOutput(float(bestIndex));\n }\n `}}
+/**
+ * @license
+ * Copyright 2019 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */class Dr{constructor(e,t,n,r){this.variableNames=["A"],this.packedInputs=!0,this.packedOutput=!0,o.ae.assert(e.length>2,()=>`Packed arg${n.charAt(0).toUpperCase()+n.slice(1)} supports only inputs with rank above 2.`);const a=e[e.length-1],i=Math.ceil(a/t);this.outputShape=e.slice(0,-1),i>1&&this.outputShape.push(i),r||this.variableNames.push("bestIndicesA");const s=this.outputShape,u=s.length,c=oe(u),l=Sn("coords",u);let d,p;if(1===i){p=u+1;const e=oe(p);d=`\n ${e} sourceLocR = ${e}(${l.join()}, 0);\n ++${l[u-1]};\n ${e} sourceLocG = ${e}(${l.join()}, 0);\n ++${l[u-2]};\n ${e} sourceLocA = ${e}(${l.join()}, 0);\n --${l[u-1]};\n ${e} sourceLocB = ${e}(${l.join()}, 0);\n --${l[u-2]};`}else p=u,d=`\n ${c} sourceLocR = coords;\n ++${l[u-1]};\n ${c} sourceLocG = coords;\n ++${l[u-2]};\n ${c} sourceLocA = coords;\n --${l[u-1]};\n ${c} sourceLocB = coords;\n --${l[u-2]};`;const h=["x","y","z","w","u","v"].slice(0,p),f="."+h[p-1],m=h.map(e=>"int "+e),g=Sn("sourceLocR",p-1).concat("inIdx.r"),b=Sn("sourceLocG",p-1).concat("inIdx.g"),y=Sn("sourceLocB",p-1).concat("inIdx.b"),v=Sn("sourceLocA",p-1).concat("inIdx.a"),x="max"===n?"greaterThan":"lessThan",w=r?"":`\n inIdx = round(vec4(getBestIndicesAChannel(${g.join()}),\n getBestIndicesAChannel(${b.join()}),\n getBestIndicesAChannel(${y.join()}),\n getBestIndicesAChannel(${v.join()})));`,O=`vec4(\n getAChannel(${g.join()}),\n hasNextCol ? getAChannel(${b.join()}) : 0.,\n hasNextRow ? getAChannel(${y.join()}) : 0.,\n hasNextRow && hasNextCol ? getAChannel(${v.join()}) : 0.)`,k=r?"":`\n float getBestIndicesAChannel(${m.join()}) {\n return getChannel(getBestIndicesA(${h.join()}),\n vec2(${h.slice(-2).join()}));\n }`;this.userCode=`\n float getAChannel(${m.join()}) {\n return getChannel(getA(${h.join()}),\n vec2(${h.slice(-2).join()}));\n }\n ${k}\n void main() {\n ${c} coords = getOutputCoords();\n bool hasNextCol = ${l[u-1]} < ${s[u-1]-1};\n bool hasNextRow = ${l[u-2]} < ${s[u-2]-1};\n ${d}\n ivec4 srcIdx = ivec4(sourceLocR${f}, sourceLocG${f},\n sourceLocB${f}, sourceLocA${f}) * ${t};\n ivec4 inIdx = srcIdx;\n vec4 bestIndex = vec4(inIdx);\n vec4 bestValue = ${O};\n\n for (int i = 0; i < ${t}; i++) {\n inIdx = srcIdx;\n ${w}\n vec4 candidate = ${O};\n bvec4 nan = isnan(candidate);\n bvec4 replace = bvec4(\n vec4(${x}(candidate, bestValue)) * (vec4(1.0) - vec4(nan)));\n\n bestValue = vec4(replace.x ? candidate.x : bestValue.x,\n replace.y ? candidate.y : bestValue.y,\n replace.z ? candidate.z : bestValue.z,\n replace.w ? candidate.w : bestValue.w);\n bestIndex = mix(bestIndex, vec4(inIdx), vec4(replace));\n srcIdx++;\n }\n setOutput(bestIndex);\n }\n `}}
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */function Mr(e,t,n,r){const a=[n];if(o.md.assertAxesAreInnerMostDims("arg"+r.charAt(0).toUpperCase()+r.slice(1),a,t.shape.length),!Object(o.zd)().getBool("WEBGL_PACK_REDUCE")||t.shape.length<=2){const n=[],i=e.texData.get(t.dataId);let s=t;null!==i&&i.isPacked&&(s=e.unpackTensor(t),n.push(s));const[u,c]=o.md.computeOutAndReduceShapes(s.shape,a),l=o.ae.sizeFromShape(c),d=ur({inputs:{x:s},backend:e,attrs:{shape:[-1,l]}});n.push(d);const p=function e(t,n,r,a=null){let i=n.shape[0],s=n.shape[1];null!=a&&(i=a.shape[0],s=a.shape[1]);const u=o.md.computeOptimalWindowSize(s),c={windowSize:u,inSize:s,batchSize:i,outSize:Math.ceil(s/u)},l=new Fr(c,r,null==a),d=[n];null!=a&&d.push(a);const p=t.runWebGLProgram(l,d,"int32");if(1===p.shape[1])return p;const h=e(t,n,r,p);return t.disposeIntermediateTensorInfo(p),h}(e,d,r);n.push(p);const h=ur({inputs:{x:p},backend:e,attrs:{shape:u}});return n.forEach(t=>e.disposeIntermediateTensorInfo(t)),h}return function e(t,n,r,a=null){const i=null!=a?a.shape:n.shape,s=i[i.length-1],u=o.md.computeOptimalWindowSize(s),c=new Dr(i,u,r,null==a),l=null==a?[n]:[n,a],d=t.runWebGLProgram(c,l,"int32");if(d.shape.length===n.shape.length){const o=e(t,n,r,d);return t.disposeIntermediateTensorInfo(d),o}return d}(e,t,r)}
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const Pr={kernelName:o.h,backendName:"webgl",kernelFunc:function(e){const{inputs:t,backend:n,attrs:r}=e,{x:a}=t,{axis:i}=r;let s=o.ae.parseAxisParam(i,a.shape);const u=o.md.getAxesPermutation(s,a.shape.length);let c=a;const l=[];null!=u&&(c=yr({inputs:{x:a},backend:n,attrs:{perm:u}}),l.push(c),s=o.md.getInnerMostAxes(s.length,c.shape.length)),o.md.assertAxesAreInnerMostDims("argMax",[s[0]],c.shape.length);const d=Mr(n,c,s[0],"max");return l.forEach(e=>n.disposeIntermediateTensorInfo(e)),d}};
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const Lr={kernelName:o.i,backendName:"webgl",kernelFunc:function(e){const{inputs:t,backend:n,attrs:r}=e,{x:a}=t,{axis:i}=r;let s=o.ae.parseAxisParam(i,a.shape);const u=o.md.getAxesPermutation(s,a.shape.length);let c=a;const l=[];null!=u&&(c=yr({inputs:{x:a},backend:n,attrs:{perm:u}}),l.push(c),s=o.md.getInnerMostAxes(s.length,c.shape.length)),o.md.assertAxesAreInnerMostDims("argMin",[s[0]],c.shape.length);const d=Mr(n,c,s[0],"min");return l.forEach(e=>n.disposeIntermediateTensorInfo(e)),d}},Br=Zn({opSnippet:"if (isnan(x)) return x;\n if (abs(x) > 1.) {\n return NAN;\n }\n return asin(x);\n"}),zr={kernelName:o.j,backendName:"webgl",kernelFunc:Br},Ur=Zn({opSnippet:"if (isnan(x)) return x;return log(x + sqrt(x * x + 1.0));"}),Vr={kernelName:o.k,backendName:"webgl",kernelFunc:Ur},Wr=Zn({opSnippet:"if (isnan(x)) return x;\n return atan(x);\n"}),Gr={kernelName:o.l,backendName:"webgl",kernelFunc:Wr},Hr=Jn({opSnippet:"\n if (isnan(a)) return a;\n if (isnan(b)) return b;\n\n return atan(a, b);\n",packedOpSnippet:"\n vec4 result = atan(a, b);\n vec4 isNaN = min(vec4(isnan(a)) + vec4(isnan(b)), vec4(1.0));\n \n result.r = isNaN.r > 0. ? NAN : result.r;\n result.g = isNaN.g > 0. ? NAN : result.g;\n result.b = isNaN.b > 0. ? NAN : result.b;\n result.a = isNaN.a > 0. ? NAN : result.a;\n\n return result;\n"}),qr={kernelName:o.m,backendName:"webgl",kernelFunc:Hr},Kr=Zn({opSnippet:"if (isnan(x)) return x;\n if ((x < -1.0) || (x > 1.0)) return NAN;\nreturn (log(1.0 + x) - log(1.0 - x)) / 2.0;"}),Xr={kernelName:o.n,backendName:"webgl",kernelFunc:Kr};
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+/**
+ * @license
+ * Copyright 2017 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+class Yr{constructor(e,t,n,r=!1,o=!1){if(this.variableNames=["x"],"avg"===t&&n)throw new Error("Cannot compute positions for average pool.");const a=e.filterWidth,i=e.strideHeight,s=e.strideWidth,u=e.dilationHeight,c=e.dilationWidth,l=e.effectiveFilterHeight,d=e.effectiveFilterWidth,p=e.padInfo.top,h=e.padInfo.left;this.outputShape=e.outShape;const f="avg"===t,m=`((batch * ${e.inHeight} + xR) * ${e.inWidth} + xC) * ${e.inChannels} + d`,g=`(xR * ${e.inWidth} + xC) * ${e.inChannels} + d`;let b="0.0";if(f||(b="-1.0 / 1e-20"),n){const t=">=";return void(this.userCode=`\n const ivec2 strides = ivec2(${i}, ${s});\n const ivec2 pads = ivec2(${p}, ${h});\n\n void main() {\n ivec4 coords = getOutputCoords();\n int batch = coords[0];\n int d = coords[3];\n\n ivec2 xRCCorner = coords.yz * strides - pads;\n int xRCorner = xRCCorner.x;\n int xCCorner = xRCCorner.y;\n\n // max/min x(?, ?, d) to get y(yR, yC, d).\n // ? = to be determined\n float minMaxValue = 0.0;\n float minMaxValueFound = 0.0;\n int minMaxPosition = 0;\n float avgValue = 0.0;\n\n for (int wR = 0; wR < ${l};\n wR += ${u}) {\n int xR = xRCorner + wR;\n\n if (xR < 0 || xR >= ${e.inHeight}) {\n continue;\n }\n\n for (int wC = 0; wC < ${d};\n wC += ${c}) {\n int xC = xCCorner + wC;\n\n if (xC < 0 || xC >= ${e.inWidth}) {\n continue;\n }\n\n float value = getX(batch, xR, xC, d);\n\n // If a min / max value has already been found, use it. If not,\n // use the current value.\n float currMinMaxValue = mix(\n value, minMaxValue, minMaxValueFound);\n if (value ${t} currMinMaxValue) {\n minMaxValue = value;\n minMaxValueFound = 1.0;\n minMaxPosition = ${r?o?m:g:`wR * ${d} + wC`};\n }\n }\n }\n setOutput(float(minMaxPosition));\n }\n `)}let y=`${t}(${t}(${t}(minMaxValue[0], minMaxValue[1]), minMaxValue[2]), minMaxValue[3])`;"avg"===t&&(y="avgValue / count");const v=4*Math.floor(a/4),x=a%4,w=`\n if (${f}) {\n avgValue += dot(values, ones);\n } else {\n minMaxValue = max(values, minMaxValue);\n }\n `;this.userCode=`\n const ivec2 strides = ivec2(${i}, ${s});\n const ivec2 pads = ivec2(${p}, ${h});\n const float initializationValue = ${b};\n const vec4 ones = vec4(1.0, 1.0, 1.0, 1.0);\n\n float count = 0.0;\n\n float getValue(int batch, int xR, int xC, int d) {\n if (xC < 0 || xC >= ${e.inWidth}) {\n return initializationValue;\n }\n count += 1.0;\n return getX(batch, xR, xC, d);\n }\n\n void main() {\n ivec4 coords = getOutputCoords();\n int batch = coords[0];\n int d = coords[3];\n\n ivec2 xRCCorner = coords.yz * strides - pads;\n int xRCorner = xRCCorner.x;\n int xCCorner = xRCCorner.y;\n\n // max/min x(?, ?, d) to get y(yR, yC, d).\n // ? = to be determined\n vec4 minMaxValue = vec4(${b});\n float avgValue = 0.0;\n count = 0.0;\n\n for (int wR = 0; wR < ${l};\n wR += ${u}) {\n int xR = xRCorner + wR;\n\n if (xR < 0 || xR >= ${e.inHeight}) {\n continue;\n }\n\n for (int wC = 0; wC < ${v}; wC += 4) {\n int xC = xCCorner + wC * ${c};\n\n vec4 values = vec4(\n getValue(batch, xR, xC, d),\n getValue(batch, xR, xC + ${c}, d),\n getValue(batch, xR, xC + 2 * ${c}, d),\n getValue(batch, xR, xC + 3 * ${c}, d)\n );\n\n ${w}\n }\n\n int xC = xCCorner + ${v};\n if (${1===x}) {\n vec4 values = vec4(\n getValue(batch, xR, xC, d),\n initializationValue,\n initializationValue,\n initializationValue\n );\n\n ${w}\n } else if (${2===x}) {\n vec4 values = vec4(\n getValue(batch, xR, xC, d),\n getValue(batch, xR, xC + ${c}, d),\n initializationValue,\n initializationValue\n );\n\n ${w}\n } else if (${3===x}) {\n vec4 values = vec4(\n getValue(batch, xR, xC, d),\n getValue(batch, xR, xC + ${c}, d),\n getValue(batch, xR, xC + 2 * ${c}, d),\n initializationValue\n );\n\n ${w}\n }\n }\n setOutput(${y});\n }\n `}}class Qr{constructor(e,t,n,r=!1,o=!1){if(this.variableNames=["x"],"avg"===t&&n)throw new Error("Cannot compute positions for average pool.");const a=e.filterWidth,i=e.strideDepth,s=e.strideHeight,u=e.strideWidth,c=e.dilationDepth,l=e.dilationHeight,d=e.dilationWidth,p=e.effectiveFilterDepth,h=e.effectiveFilterHeight,f=e.effectiveFilterWidth,m=e.padInfo.front,g=e.padInfo.top,b=e.padInfo.left;this.outputShape=e.outShape;const y="avg"===t;let v="0.0";if(y||(v="-1.0 / 1e-20"),n){const t=">=";return void(this.userCode=`\n const ivec3 strides =\n ivec3(${i}, ${s}, ${u});\n const ivec3 pads = ivec3(${m}, ${g}, ${b});\n\n void main() {\n ivec5 coords = getOutputCoords();\n int batch = coords.x;\n int ch = coords.u;\n\n ivec3 xCorner = ivec3(coords.y, coords.z, coords.w) * strides - pads;\n int xDCorner = xCorner.x;\n int xRCorner = xCorner.y;\n int xCCorner = xCorner.z;\n\n // max/min x(?, ?, ?, ch) to get y(yD, yR, yC, ch).\n // ? = to be determined\n float minMaxValue = 0.0;\n float minMaxValueFound = 0.0;\n int minMaxPosition = 0;\n\n for (int wD = 0; wD < ${p};\n wD += ${c}) {\n int xD = xDCorner + wD;\n\n if (xD < 0 || xD >= ${e.inDepth}) {\n continue;\n }\n\n for (int wR = 0; wR < ${h};\n wR += ${l}) {\n int xR = xRCorner + wR;\n\n if (xR < 0 || xR >= ${e.inHeight}) {\n continue;\n }\n\n for (int wC = 0; wC < ${f};\n wC += ${d}) {\n int xC = xCCorner + wC;\n\n if (xC < 0 || xC >= ${e.inWidth}) {\n continue;\n }\n\n float value = getX(batch, xD, xR, xC, ch);\n\n // If a min / max value has already been found, use it. If not,\n // use the current value.\n float currMinMaxValue = mix(\n value, minMaxValue, minMaxValueFound);\n if (value ${t} currMinMaxValue) {\n minMaxValue = value;\n minMaxValueFound = 1.0;\n minMaxPosition = ${r?o?`(((batch * ${e.inDepth} + xD) * ${e.inHeight} + xR) * ${e.inWidth} + xC) * ${e.inChannels} + ch`:`((xD * ${e.inHeight} + xR) * ${e.inWidth} + xC) * ${e.inChannels} + ch`:`wD * ${h} * ${f} +\n wR * ${f} + wC`};\n }\n }\n }\n }\n setOutput(float(minMaxPosition));\n }\n `)}let x=`${t}(${t}(${t}(minMaxValue[0], minMaxValue[1]), minMaxValue[2]), minMaxValue[3])`;"avg"===t&&(x="avgValue / count");const w=4*Math.floor(a/4),O=a%4,k=`\n if (${y}) {\n avgValue += dot(values, ones);\n } else {\n minMaxValue = max(values, minMaxValue);\n }\n `;this.userCode=`\n const ivec3 strides =\n ivec3(${i}, ${s}, ${u});\n const ivec3 pads = ivec3(${m}, ${g}, ${b});\n const float initializationValue = ${v};\n const vec4 ones = vec4(1.0, 1.0, 1.0, 1.0);\n\n float count = 0.0;\n\n float getValue(int batch, int xD, int xR, int xC, int ch) {\n if (xC < 0 || xC >= ${e.inWidth}) {\n return initializationValue;\n }\n count += 1.0;\n return getX(batch, xD, xR, xC, ch);\n }\n\n void main() {\n ivec5 coords = getOutputCoords();\n int batch = coords.x;\n int ch = coords.u;\n\n ivec3 xCorner = ivec3(coords.y, coords.z, coords.w) * strides - pads;\n int xDCorner = xCorner.x;\n int xRCorner = xCorner.y;\n int xCCorner = xCorner.z;\n\n // max/min x(?, ?, ?, d) to get y(yD, yR, yC, ch).\n // ? = to be determined\n vec4 minMaxValue = vec4(${v});\n float avgValue = 0.0;\n count = 0.0;\n\n for (int wD = 0; wD < ${p};\n wD += ${c}) {\n int xD = xDCorner + wD;\n\n if (xD < 0 || xD >= ${e.inDepth}) {\n continue;\n }\n\n for (int wR = 0; wR < ${h};\n wR += ${l}) {\n int xR = xRCorner + wR;\n\n if (xR < 0 || xR >= ${e.inHeight}) {\n continue;\n }\n\n for (int wC = 0; wC < ${w}; wC += 4) {\n int xC = xCCorner + wC * ${d};\n\n vec4 values = vec4(\n getValue(batch, xD, xR, xC, ch),\n getValue(batch, xD, xR, xC + ${d}, ch),\n getValue(batch, xD, xR, xC + 2 * ${d}, ch),\n getValue(batch, xD, xR, xC + 3 * ${d}, ch)\n );\n\n ${k}\n }\n\n int xC = xCCorner + ${w};\n if (${1===O}) {\n vec4 values = vec4(\n getValue(batch, xD, xR, xC, ch),\n initializationValue,\n initializationValue,\n initializationValue\n );\n\n ${k}\n } else if (${2===O}) {\n vec4 values = vec4(\n getValue(batch, xD, xR, xC, ch),\n getValue(batch, xD, xR, xC + ${d}, ch),\n initializationValue,\n initializationValue\n );\n\n ${k}\n } else if (${3===O}) {\n vec4 values = vec4(\n getValue(batch, xD, xR, xC, ch),\n getValue(batch, xD, xR, xC + ${d}, ch),\n getValue(batch, xD, xR, xC + 2 * ${d}, ch),\n initializationValue\n );\n\n ${k}\n }\n }\n setOutput(${x});\n }\n }\n `}}
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const Zr={kernelName:o.o,backendName:"webgl",kernelFunc:function(e){const{inputs:t,backend:n,attrs:r}=e,{x:a}=t;L(a,"avgPool");const{filterSize:i,strides:s,pad:u,dimRoundingMode:c}=r;o.ae.assert(o.md.eitherStridesOrDilationsAreOne(s,1),()=>`Error in avgPool: Either strides or dilations must be 1. Got strides ${s} and dilations '1'`);const l=o.md.computePool2DInfo(a.shape,i,s,1,u,c);if(1===l.filterWidth&&1===l.filterHeight&&o.ae.arraysEqual(l.inShape,l.outShape))return Un({inputs:{x:a},backend:n});const d=new Yr(l,"avg",!1);return n.runWebGLProgram(d,[a],"float32")}};
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const Jr={kernelName:o.p,backendName:"webgl",kernelFunc:function(e){const{inputs:t,backend:n,attrs:r}=e,{x:a}=t,{filterSize:i,strides:s,pad:u,dimRoundingMode:c,dataFormat:l}=r,d=o.md.computePool3DInfo(a.shape,i,s,[1,1,1],u,c,l),p=new Qr(d,"avg",!1);return n.runWebGLProgram(p,[a],"float32")}};
+/**
+ * @license
+ * Copyright 2017 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */class eo{constructor(e){this.variableNames=["dy"],this.outputShape=e.inShape;const t=e.filterHeight,n=e.filterWidth,r=e.strideHeight,o=e.strideWidth,a=e.dilationHeight,i=e.dilationWidth,s=e.effectiveFilterHeight,u=e.effectiveFilterWidth,c=s-1-e.padInfo.top,l=u-1-e.padInfo.left,d=1/(t*n);this.userCode=`\n const ivec2 pads = ivec2(${c}, ${l});\n const float avgMultiplier = float(${d});\n\n void main() {\n ivec4 coords = getOutputCoords();\n int b = coords[0];\n int d = coords[3];\n\n ivec2 dyRCCorner = coords.yz - pads;\n int dyRCorner = dyRCCorner.x;\n int dyCCorner = dyRCCorner.y;\n\n // Convolve dy(?, ?, d) with pos mask(:, :, d) to get dx(xR, xC, d).\n // ? = to be determined. : = across all values in that axis.\n float dotProd = 0.0;\n for (int wR = 0; wR < ${s};\n wR += ${a}) {\n float dyR = float(dyRCorner + wR) / ${r}.0;\n\n if (dyR < 0.0 || dyR >= ${e.outHeight}.0 || fract(dyR) > 0.0) {\n continue;\n }\n int idyR = int(dyR);\n\n for (int wC = 0; wC < ${u};\n wC+= ${i}) {\n float dyC = float(dyCCorner + wC) / ${o}.0;\n\n if (dyC < 0.0 || dyC >= ${e.outWidth}.0 ||\n fract(dyC) > 0.0) {\n continue;\n }\n int idyC = int(dyC);\n\n float dyValue = getDy(b, idyR, idyC, d);\n\n dotProd += dyValue * avgMultiplier;\n }\n }\n setOutput(dotProd);\n }\n `}}class to{constructor(e){this.variableNames=["dy"],this.outputShape=e.inShape;const t=e.filterDepth,n=e.filterHeight,r=e.filterWidth,o=e.strideDepth,a=e.strideHeight,i=e.strideWidth,s=e.dilationDepth,u=e.dilationHeight,c=e.dilationWidth,l=e.effectiveFilterDepth,d=e.effectiveFilterHeight,p=e.effectiveFilterWidth,h=l-1-e.padInfo.front,f=d-1-e.padInfo.top,m=p-1-e.padInfo.left,g=1/(t*n*r);this.userCode=`\n const ivec3 pads = ivec3(${h}, ${f}, ${m});\n const float avgMultiplier = float(${g});\n\n void main() {\n ivec5 coords = getOutputCoords();\n int batch = coords.x;\n int ch = coords.u;\n\n ivec3 dyCorner = ivec3(coords.y, coords.z, coords.w) - pads;\n int dyDCorner = dyCorner.x;\n int dyRCorner = dyCorner.y;\n int dyCCorner = dyCorner.z;\n\n // Convolve dy(?, ?, ?, d) with pos mask(:, :, :, ch) to get\n // dx(xD, xR, xC, ch).\n // ? = to be determined. : = across all values in that axis.\n float dotProd = 0.0;\n\n for (int wD = 0; wD < ${l};\n wD += ${s}) {\n float dyD = float(dyDCorner + wD) / ${o}.0;\n\n if (dyD < 0.0 || dyD >= ${e.outDepth}.0 || fract(dyD) > 0.0) {\n continue;\n }\n int idyD = int(dyD);\n\n for (int wR = 0; wR < ${d};\n wR += ${u}) {\n float dyR = float(dyRCorner + wR) / ${a}.0;\n\n if (dyR < 0.0 || dyR >= ${e.outHeight}.0 ||\n fract(dyR) > 0.0) {\n continue;\n }\n int idyR = int(dyR);\n\n for (int wC = 0; wC < ${p};\n wC += ${c}) {\n float dyC = float(dyCCorner + wC) / ${i}.0;\n\n if (dyC < 0.0 || dyC >= ${e.outWidth}.0 ||\n fract(dyC) > 0.0) {\n continue;\n }\n int idyC = int(dyC);\n\n float dyValue = getDy(batch, idyD, idyR, idyC, ch);\n\n dotProd += dyValue * avgMultiplier;\n }\n }\n }\n setOutput(dotProd);\n }\n `}}
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const no={kernelName:o.q,backendName:"webgl",kernelFunc:function(e){const{inputs:t,backend:n,attrs:r}=e,{dy:a,input:i}=t,s=i,{filterSize:u,strides:c,pad:l,dimRoundingMode:d}=r,p=o.md.computePool3DInfo(s.shape,u,c,[1,1,1],l,d),h=new to(p);return n.runWebGLProgram(h,[a],s.dtype)}};
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const ro={kernelName:o.r,backendName:"webgl",kernelFunc:function(e){const{inputs:t,backend:n,attrs:r}=e,{dy:a,input:i}=t,s=i;L([a,i],"avgPoolGrad");const{filterSize:u,strides:c,pad:l}=r,d=o.md.computePool2DInfo(s.shape,u,c,1,l),p=new eo(d);return n.runWebGLProgram(p,[a],s.dtype)}};
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const oo={kernelName:o.s,backendName:"webgl",kernelFunc:function(e){const{inputs:t,backend:n,attrs:r}=e,{a:o,b:a}=t,{transposeA:i,transposeB:s}=r;return xr({a:o,b:a,transposeA:i,transposeB:s,backend:n})}};
+/**
+ * @license
+ * Copyright 2017 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */class ao{constructor(e,t,n,r,a,i){this.outputShape=[],this.variableNames=["x","mean","variance"],o.md.assertAndGetBroadcastShape(e,t),o.md.assertAndGetBroadcastShape(e,n);let s="0.0";null!=r&&(o.md.assertAndGetBroadcastShape(e,r),this.variableNames.push("offset"),s="getOffsetAtOutCoords()");let u="1.0";null!=a&&(o.md.assertAndGetBroadcastShape(e,a),this.variableNames.push("scale"),u="getScaleAtOutCoords()"),this.outputShape=e,this.userCode=`\n void main() {\n float x = getXAtOutCoords();\n float mean = getMeanAtOutCoords();\n float variance = getVarianceAtOutCoords();\n float offset = ${s};\n float scale = ${u};\n float inv = scale * inversesqrt(variance + float(${i}));\n setOutput(dot(vec3(x, -mean, offset), vec3(inv, inv, 1)));\n }\n `}}
+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */class io{constructor(e,t,n,r,a,i){this.packedInputs=!0,this.packedOutput=!0,this.variableNames=["x","mean","variance"],o.md.assertAndGetBroadcastShape(e,t),o.md.assertAndGetBroadcastShape(e,n);let s="vec4(0.0)";null!=r&&(o.md.assertAndGetBroadcastShape(e,r),this.variableNames.push("offset"),s="getOffsetAtOutCoords()");let u="vec4(1.0)";null!=a&&(o.md.assertAndGetBroadcastShape(e,a),this.variableNames.push("scale"),u="getScaleAtOutCoords()"),this.outputShape=e,this.userCode=`\n void main() {\n vec4 offset = ${s};\n vec4 scale = ${u};\n\n vec4 x = getXAtOutCoords();\n vec4 mean = getMeanAtOutCoords();\n vec4 variance = getVarianceAtOutCoords();\n\n vec4 inv = scale * inversesqrt(variance + vec4(${i}));\n\n setOutput((x - mean) * inv + offset);\n }\n `}}
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const so={kernelName:o.ib,backendName:"webgl",kernelFunc:({inputs:e,backend:t,attrs:n})=>{const{x:r,mean:a,variance:i,offset:s,scale:u}=e;o.ae.assert(a.shape.length===i.shape.length,()=>"Batch normalization gradient requires mean and variance to have equal ranks."),o.ae.assert(null==s||a.shape.length===s.shape.length,()=>"Batch normalization gradient requires mean and offset to have equal ranks."),o.ae.assert(null==u||a.shape.length===u.shape.length,()=>"Batch normalization gradient requires mean and scale to have equal ranks.");let{varianceEpsilon:c}=n;null==c&&(c=.001);const l=[r,a,i];let d=null;null!=s&&(d=s.shape,l.push(s));let p=null;null!=u&&(p=u.shape,l.push(u));const h=Object(o.zd)().getBool("WEBGL_PACK_NORMALIZATION")?new io(r.shape,a.shape,i.shape,d,p,c):new ao(r.shape,a.shape,i.shape,d,p,c);return t.runWebGLProgram(h,l,l[0].dtype)}};
+/**
+ * @license
+ * Copyright 2017 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+class uo{constructor(e){this.variableNames=["source"],this.outputShape=e,this.rank=e.length;const t=oe(this.rank);this.customUniforms=[{name:"start",arrayIndex:this.rank,type:"int"}];const n=function(e){if(1===e)return"sourceLoc";if(e<=6)return co.slice(0,e).map(e=>"sourceLoc."+e).join(",");throw Error(`Slicing for rank ${e} is not yet supported`)}
+/**
+ * @license
+ * Copyright 2019 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */(this.rank);let r;r=`\n ${t} sourceLoc;\n ${t} coords = getOutputCoords();\n ${e.map((e,t)=>`sourceLoc.${co[t]} = start[${t}] + coords.${co[t]};`).join("\n")}\n `,this.userCode=`\n void main() {\n ${r}\n setOutput(getSource(${n}));\n }\n `}}const co=["x","y","z","w","u","v"];class lo{constructor(e){this.variableNames=["source"],this.packedInputs=!0,this.packedOutput=!0,this.outputShape=e,this.rank=e.length,this.customUniforms=[{name:"start",arrayIndex:this.rank,type:"int"}];const t=oe(this.rank),n=Sn("coords",this.rank),r=Sn("sourceLoc",this.rank),o=1===this.rank?"sourceLoc":`vec2(${r.slice(-2).join()})`,a=`getChannel(getSource(${r.join()}), ${o})`,i=`\n result.x = ${a};\n if (++${n[this.rank-1]} < ${e[this.rank-1]}) {\n ++${r[this.rank-1]};\n result.y = ${a};\n --${r[this.rank-1]};\n }\n `,s=1===this.rank?"":`\n --${n[this.rank-1]};\n if (++${n[this.rank-2]} < ${e[this.rank-2]}) {\n ++${r[this.rank-2]};\n result.z = ${a};\n if (++${n[this.rank-1]} < ${e[this.rank-1]}) {\n ++${r[this.rank-1]};\n result.w = ${a};\n }\n }\n `,u=this.rank<=4?`sourceLoc = coords +\n ${t}(${e.map((e,t)=>`start[${t}]`).join()});`:e.map((e,t)=>`${r[t]} = ${n[t]} + start[${t}];`).join("\n");this.userCode=`\n void main() {\n ${t} coords = getOutputCoords();\n ${t} sourceLoc;\n ${u}\n vec4 result = vec4(0.);\n ${i}\n ${s}\n setOutput(result);\n }\n `}}
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */function po(e){const{inputs:t,backend:n,attrs:r}=e,{x:a}=t,{begin:i,size:s}=r,[u,c]=o.Pd.parseSliceParams(a,i,s);if(o.Pd.assertParamsValid(a,u,c),0===o.ae.sizeFromShape(c))return n.makeTensorInfo(c,a.dtype,[]);if(n.shouldExecuteOnCPU([a])||"string"===a.dtype){const e=n.texData.get(a.dataId),t=cn(e.values,u,c,a.shape,a.dtype);return n.makeTensorInfo(c,a.dtype,t)}const{isPacked:l}=n.texData.get(a.dataId),d=o.Pd.isSliceContinous(a.shape,u,c);if(l||!d){const e=Object(o.zd)().getBool("WEBGL_PACK_ARRAY_OPERATIONS")?new lo(c):new uo(c),t=[u];return n.runWebGLProgram(e,[a],a.dtype,t)}return n.uploadToGPU(a.dataId),function(e,t,n,r){const a=r.texData.get(e.dataId),i=r.makeTensorInfo(n,e.dtype),s=r.texData.get(i.dataId);Object.assign(s,a),s.refCount=1,s.shape=n,s.dtype=e.dtype;let u=o.Pd.computeFlatOffset(t,o.ae.computeStrides(e.shape));a.slice&&(u+=a.slice.flatOffset),s.slice={flatOffset:u,origDataId:a.slice&&a.slice.origDataId||e.dataId};const c=r.dataRefCount.get(s.slice.origDataId)||1;return r.dataRefCount.set(s.slice.origDataId,c+1),i}(a,u,c,n)}const ho={kernelName:o.Dc,backendName:"webgl",kernelFunc:po},fo={kernelName:o.t,backendName:"webgl",kernelFunc:e=>{const{inputs:t,backend:n,attrs:r}=e,{x:a}=t,{blockShape:i,crops:s}=r;o.ae.assert(a.shape.length<=4,()=>"batchToSpaceND for rank > 4 with a WebGL backend not implemented yet");const u=i.reduce((e,t)=>e*t),c=o.md.getReshaped(a.shape,i,u),l=o.md.getPermuted(c.length,i.length),d=o.md.getReshapedPermuted(a.shape,i,u),p=o.md.getSliceBeginCoords(s,i.length),h=o.md.getSliceSize(d,s,i.length),f=[],m=ur({inputs:{x:a},backend:n,attrs:{shape:c}}),g=yr({inputs:{x:m},backend:n,attrs:{perm:l}}),b=ur({inputs:{x:g},backend:n,attrs:{shape:d}}),y=po({inputs:{x:b},backend:n,attrs:{begin:p,size:h}});return f.push(m),f.push(g),f.push(b),f.forEach(e=>n.disposeIntermediateTensorInfo(e)),y}};
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const mo={kernelName:o.u,backendName:"webgl",kernelFunc:
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e){const{inputs:t,backend:n,attrs:r}=e,{x:o,weights:a}=t,{size:i}=r,s=n.readSync(o.dataId),u=n.readSync(a.dataId),c=Ft(s,u,a.dtype,a.shape,i);return n.makeTensorInfo([i],a.dtype,c)}};
+/**
+ * @license
+ * Copyright 2021 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const go={kernelName:o.v,backendName:"webgl",kernelFunc:function(e){const{inputs:t,backend:n}=e,{s0:r,s1:a}=t,i=n.readSync(r.dataId),s=n.readSync(a.dataId),u=o.md.assertAndGetBroadcastShape(Array.from(i),Array.from(s));return n.makeTensorInfo([u.length],"int32",Int32Array.from(u))}},bo=Jn({opSnippet:"return float(a != b);",cpuKernelImpl:nn,dtype:"bool"}),yo={kernelName:o.Zb,backendName:"webgl",kernelFunc:bo};
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function vo(e){const{inputs:t,backend:n}=e,{input:r}=t;return Un({inputs:{x:n.texData.get(r.dataId).complexTensorInfos.real},backend:n})}const xo={kernelName:o.ic,backendName:"webgl",kernelFunc:vo};
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const wo={kernelName:o.w,backendName:"webgl",kernelFunc:
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function e(t){const{inputs:n,backend:r,attrs:a}=t,{x:i}=n,{dtype:s}=a;if("complex64"===s){if("complex64"===i.dtype)return Un({inputs:{x:i},backend:r});const t=o.be(i.shape),n=e({inputs:{x:i},backend:r,attrs:{dtype:"float32"}}),a=Wn({inputs:{real:n,imag:t},backend:r});return t.dispose(),r.disposeIntermediateTensorInfo(n),a}if("complex64"===i.dtype){const t=vo({inputs:{input:i},backend:r}),n=e({inputs:{x:t},backend:r,attrs:{dtype:s}});return r.disposeIntermediateTensorInfo(t),n}if(!o.ae.hasEncodingLoss(i.dtype,s)){const e=Un({inputs:{x:i},backend:r});return{dataId:e.dataId,shape:e.shape,dtype:s}}if("int32"===s)return function(e,t){const n=new An(e.shape,"return float(int(x));"),r=t.runWebGLProgram(n,[e],"int32");return{dataId:r.dataId,shape:r.shape,dtype:r.dtype}}(i,r);if("bool"===s){const e=r.makeTensorInfo([],"bool",o.ae.getTypedArrayFromDType("bool",1)),t=bo({inputs:{a:i,b:e},backend:r});return r.disposeIntermediateTensorInfo(e),t}throw new Error(`Error in Cast: failed to cast ${i.dtype} to ${s}`)}},Oo="return ceil(x);",ko=Zn({opSnippet:Oo,packedOpSnippet:Oo,cpuKernelImpl:Mt}),So={kernelName:o.x,backendName:"webgl",kernelFunc:ko};
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+/**
+ * @license
+ * Copyright 2017 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+class To{constructor(e){this.variableNames=["A"],this.customUniforms=[{name:"minVal",type:"float"},{name:"maxVal",type:"float"}],this.outputShape=e,this.userCode="\n\n void main() {\n float value = getAAtOutCoords();\n if (isnan(value)) {\n setOutput(value);\n return;\n }\n\n setOutput(clamp(value, minVal, maxVal));\n }\n "}}
+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */class Co{constructor(e){this.variableNames=["A"],this.packedInputs=!0,this.packedOutput=!0,this.customUniforms=[{name:"minVal",type:"float"},{name:"maxVal",type:"float"}],this.outputShape=e,this.userCode="\n void main() {\n vec4 value = getAAtOutCoords();\n\n if (any(isnan(value))) {\n setOutput(value);\n return;\n }\n\n setOutput(clamp(value, vec4(minVal), vec4(maxVal)));\n }\n "}}
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const Eo={kernelName:o.y,backendName:"webgl",kernelFunc:function(e){const{inputs:t,backend:n,attrs:r}=e,{x:a}=t,{clipValueMin:i,clipValueMax:s}=r;let u;u=Object(o.zd)().getBool("WEBGL_PACK_CLIP")?new Co(a.shape):new To(a.shape);const c=[[i],[s]];return n.runWebGLProgram(u,[a],a.dtype,c)}};
+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */class Io{constructor(e){this.variableNames=["real","imag"],this.outputShape=e,this.userCode="\n void main() {\n float re = abs(getRealAtOutCoords());\n float im = abs(getImagAtOutCoords());\n float mx = max(re, im);\n\n // sadly the length function in glsl is not underflow-safe\n // (at least not on Intel GPUs). So the safe solution is\n // to ensure underflow-safety in all cases.\n setOutput(\n mx == 0.0 ? 0.0 : mx * length(vec2(1, min(re, im)/mx))\n );\n }\n "}}
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */function jo(e,t){return{dataId:t.dataId,dtype:t.dtype,shape:e.shape}}const No={kernelName:o.A,backendName:"webgl",kernelFunc:function(e){const{inputs:t,backend:n}=e,{x:r}=t,o=n.texData.get(r.dataId),a=new Io(r.shape),i=[jo(r,o.complexTensorInfos.real),jo(r,o.complexTensorInfos.imag)];return n.runWebGLProgram(a,i,i[0].dtype)}};
+/**
+ * @license
+ * Copyright 2017 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */class Ao{constructor(e){this.outputShape=[],this.outputShape=o.md.computeOutShape(e,1),this.variableNames=e.map((e,t)=>"T"+t);const t=new Array(e.length-1);t[0]=e[0][1];for(let n=1;n<t.length;n++)t[n]=t[n-1]+e[n][1];const n=[`if (yC < ${t[0]}) setOutput(getT0(yR, yC));`];for(let e=1;e<t.length;e++){const r=t[e-1];n.push(`else if (yC < ${t[e]}) setOutput(getT${e}(yR, yC-${r}));`)}const r=t.length,a=t[t.length-1];n.push(`else setOutput(getT${r}(yR, yC-${a}));`),this.userCode=`\n void main() {\n ivec2 coords = getOutputCoords();\n int yR = coords.x;\n int yC = coords.y;\n\n ${n.join("\n ")}\n }\n `}}
+/**
+ * @license
+ * Copyright 2019 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */class Ro{constructor(e,t){this.packedInputs=!0,this.packedOutput=!0,this.outputShape=[],this.outputShape=o.md.computeOutShape(e,t);const n=this.outputShape,r=n.length,a=oe(r),i=Sn("coords",r),s=["x","y","z","w","u","v"].slice(0,r);this.variableNames=e.map((e,t)=>"T"+t);const u=new Array(e.length-1);u[0]=e[0][t];for(let n=1;n<u.length;n++)u[n]=u[n-1]+e[n][t];const c=s[t],l=s.slice(-2),d=s.join();let p=`if (${c} < ${u[0]}) {\n return getChannel(\n getT0(${d}), vec2(${l.join()}));\n }`;for(let e=1;e<u.length;e++){const t=u[e-1];p+=`\n if (${c} < ${u[e]} && ${c} >= ${u[e-1]}) {\n return getChannel(\n getT${e}(${_o(s,c,t)}),\n vec2(${_o(l,c,t)}));\n }`}const h=u.length,f=u[u.length-1];p+=`\n return getChannel(\n getT${h}(${_o(s,c,f)}),\n vec2(${_o(l,c,f)}));`,this.userCode=`\n float getValue(${s.map(e=>"int "+e)}) {\n ${p}\n }\n\n void main() {\n ${a} coords = getOutputCoords();\n vec4 result = vec4(getValue(${i}), 0., 0., 0.);\n\n ${i[r-1]} = ${i[r-1]} + 1;\n if (${i[r-1]} < ${n[r-1]}) {\n result.g = getValue(${i});\n }\n\n ${i[r-2]} = ${i[r-2]} + 1;\n if (${i[r-2]} < ${n[r-2]}) {\n result.a = getValue(${i});\n }\n\n ${i[r-1]} = ${i[r-1]} - 1;\n if (${i[r-2]} < ${n[r-2]} &&\n ${i[r-1]} < ${n[r-1]}) {\n result.b = getValue(${i});\n }\n setOutput(result);\n }\n `}}function _o(e,t,n){const r=e.indexOf(t);return e.map((e,t)=>t===r?`${e} - ${n}`:e).join()}
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */function $o(e){const{inputs:t,backend:n}=e,{input:r}=t;return Un({inputs:{x:n.texData.get(r.dataId).complexTensorInfos.imag},backend:n})}const Fo={kernelName:o.rb,backendName:"webgl",kernelFunc:$o};
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */function Do(e,t,n){const r=e[0].dtype;if("complex64"===r){const r=e.map(e=>vo({inputs:{input:e},backend:n})),o=e.map(e=>$o({inputs:{input:e},backend:n})),a=Do(r,t,n),i=Do(o,t,n),s=Wn({inputs:{real:a,imag:i},backend:n});return r.forEach(e=>n.disposeIntermediateTensorInfo(e)),o.forEach(e=>n.disposeIntermediateTensorInfo(e)),n.disposeIntermediateTensorInfo(a),n.disposeIntermediateTensorInfo(i),s}let a=n.shouldExecuteOnCPU(e);if("string"===r&&(a=!0),a){const a=e.map(e=>{const r=o.ae.sizeFromShape(e.shape.slice(t));return ur({inputs:{x:e},backend:n,attrs:{shape:[-1,r]}})}),i=a.map(e=>({vals:n.readSync(e.dataId),shape:e.shape})),s=o.md.computeOutShape(a.map(e=>e.shape),1),u=1===a[0].shape[0],c=Pt(i,s,r,u),l=o.md.computeOutShape(e.map(e=>e.shape),t),d=n.makeTensorInfo(l,r,c);return a.forEach(e=>n.disposeIntermediateTensorInfo(e)),d}if(e.length>Object(o.zd)().getNumber("WEBGL_MAX_TEXTURES_IN_SHADER")){const r=Math.floor(e.length/2),o=Do(e.slice(0,r),t,n),a=Do(e.slice(r),t,n),i=Do([o,a],t,n);return n.disposeIntermediateTensorInfo(o),n.disposeIntermediateTensorInfo(a),i}if(Object(o.zd)().getBool("WEBGL_PACK_ARRAY_OPERATIONS")&&e[0].shape.length>1){const o=new Ro(e.map(e=>e.shape),t);return n.runWebGLProgram(o,e,r)}const{tensors2D:i,outShape:s}=function(e,t,n){const r=o.md.computeOutShape(e.map(e=>e.shape),t);return{tensors2D:e.map(e=>ur({inputs:{x:e},attrs:{shape:[-1,o.ae.sizeFromShape(e.shape.slice(t))]},backend:n})),outShape:r}}
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */(e,t,n),u=new Ao(i.map(e=>e.shape)),c=n.runWebGLProgram(u,i,r);i.forEach(e=>n.disposeIntermediateTensorInfo(e));const l=ur({inputs:{x:c},attrs:{shape:s},backend:n});return n.disposeIntermediateTensorInfo(c),l}function Mo(e){const{inputs:t,backend:n,attrs:r}=e,{axis:a}=r,i=o.ae.parseAxisParam(a,t[0].shape)[0],s=o.md.computeOutShape(t.map(e=>e.shape),i);if(0===o.ae.sizeFromShape(s))return n.makeTensorInfo(s,t[0].dtype,[]);const u=t.filter(e=>o.ae.sizeFromShape(e.shape)>0);if(1===u.length)return Un({inputs:{x:u[0]},backend:n});const c=u.map(e=>e.shape);return o.md.assertParamsConsistent(c,i),Do(u,i,n)}const Po={kernelName:o.B,backendName:"webgl",kernelFunc:Mo};
+/**
+ * @license
+ * Copyright 2017 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */class Lo{constructor(e,t=!1,n=null,r=!1,o=!1){this.variableNames=["x","W"],this.outputShape=e.outShape;const a=e.padInfo.top,i=e.padInfo.left,s=e.strideHeight,u=e.strideWidth,c=e.dilationHeight,l=e.dilationWidth,d=e.filterHeight,p=e.filterWidth,h=4*Math.floor(e.inChannels/4),f=e.inChannels%4,m="channelsLast"===e.dataFormat,g=m?1:2,b=m?2:3,y=m?3:1;let v="",x="";n&&(v=r?`float activation(float a) {\n float b = getPreluActivationWeightsAtOutCoords();\n ${n}\n }`:o?`float activation(float a) {\n float b = getLeakyreluAlphaAtOutCoords();\n ${n}\n }`:`\n float activation(float x) {\n ${n}\n }\n `,x="result = activation(result);");const w=t?"result += getBiasAtOutCoords();":"";t&&this.variableNames.push("bias"),r&&this.variableNames.push("preluActivationWeights"),o&&this.variableNames.push("leakyreluAlpha"),this.userCode=`\n ${v}\n\n const ivec2 strides = ivec2(${s}, ${u});\n const ivec2 pads = ivec2(${a}, ${i});\n\n void main() {\n ivec4 coords = getOutputCoords();\n int batch = coords[0];\n int d2 = coords[${y}];\n\n ivec2 xRCCorner =\n ivec2(coords[${g}], coords[${b}]) * strides - pads;\n int xRCorner = xRCCorner.x;\n int xCCorner = xRCCorner.y;\n\n // Convolve x(?, ?, d1) with w(:, :, d1, d2) to get y(yR, yC, d2).\n // ? = to be determined. : = across all values in that axis.\n float dotProd = 0.0;\n for (int wR = 0; wR < ${d}; wR++) {\n int xR = xRCorner + wR * ${c};\n\n if (xR < 0 || xR >= ${e.inHeight}) {\n continue;\n }\n\n for (int wC = 0; wC < ${p}; wC++) {\n int xC = xCCorner + wC * ${l};\n\n if (xC < 0 || xC >= ${e.inWidth}) {\n continue;\n }\n\n for (int d1 = 0; d1 < ${h}; d1 += 4) {\n vec4 wValues = vec4(\n getW(wR, wC, d1, d2),\n getW(wR, wC, d1 + 1, d2),\n getW(wR, wC, d1 + 2, d2),\n getW(wR, wC, d1 + 3, d2)\n );\n\n if (${m}) {\n vec4 xValues = vec4(\n getX(batch, xR, xC, d1),\n getX(batch, xR, xC, d1 + 1),\n getX(batch, xR, xC, d1 + 2),\n getX(batch, xR, xC, d1 + 3)\n );\n dotProd += dot(xValues, wValues);\n } else {\n vec4 xValues = vec4(\n getX(batch, d1, xR, xC),\n getX(batch, d1 + 1, xR, xC),\n getX(batch, d1 + 2, xR, xC),\n getX(batch, d1 + 3, xR, xC)\n );\n dotProd += dot(xValues, wValues);\n }\n }\n\n if (${1===f}) {\n\n if (${m}) {\n dotProd +=\n getX(batch, xR, xC, ${h}) *\n getW(wR, wC, ${h}, d2);\n } else {\n dotProd +=\n getX(batch, ${h}, xR, xC) *\n getW(wR, wC, ${h}, d2);\n }\n\n } else if (${2===f}) {\n vec2 wValues = vec2(\n getW(wR, wC, ${h}, d2),\n getW(wR, wC, ${h} + 1, d2)\n );\n\n if (${m}) {\n vec2 xValues = vec2(\n getX(batch, xR, xC, ${h}),\n getX(batch, xR, xC, ${h} + 1)\n );\n dotProd += dot(xValues, wValues);\n } else {\n vec2 xValues = vec2(\n getX(batch, ${h}, xR, xC),\n getX(batch, ${h} + 1, xR, xC)\n );\n dotProd += dot(xValues, wValues);\n }\n\n } else if (${3===f}) {\n vec3 wValues = vec3(\n getW(wR, wC, ${h}, d2),\n getW(wR, wC, ${h} + 1, d2),\n getW(wR, wC, ${h} + 2, d2)\n );\n\n if (${m}) {\n vec3 xValues = vec3(\n getX(batch, xR, xC, ${h}),\n getX(batch, xR, xC, ${h} + 1),\n getX(batch, xR, xC, ${h} + 2)\n );\n dotProd += dot(xValues, wValues);\n } else {\n vec3 xValues = vec3(\n getX(batch, ${h}, xR, xC),\n getX(batch, ${h} + 1, xR, xC),\n getX(batch, ${h} + 2, xR, xC)\n );\n dotProd += dot(xValues, wValues);\n }\n\n }\n }\n }\n\n float result = dotProd;\n ${w}\n ${x}\n setOutput(result);\n }\n `}}class Bo{constructor(e){this.variableNames=["x","W"],this.outputShape=e.outShape;const t=e.padInfo.front,n=e.padInfo.top,r=e.padInfo.left,o=e.strideDepth,a=e.strideHeight,i=e.strideWidth,s=e.dilationDepth,u=e.dilationHeight,c=e.dilationWidth,l=e.filterDepth,d=e.filterHeight,p=e.filterWidth,h=4*Math.floor(e.inChannels/4),f=e.inChannels%4;this.userCode=`\n const ivec3 strides = ivec3(${o}, ${a}, ${i});\n const ivec3 pads = ivec3(${t}, ${n}, ${r});\n\n void main() {\n ivec5 coords = getOutputCoords();\n int batch = coords.x;\n int d2 = coords.u;\n\n ivec3 xFRCCorner = ivec3(coords.y, coords.z, coords.w) * strides - pads;\n int xFCorner = xFRCCorner.x;\n int xRCorner = xFRCCorner.y;\n int xCCorner = xFRCCorner.z;\n\n // Convolve x(?, ?, ?, d1) with w(:, :, :, d1, d2) to get\n // y(yF, yR, yC, d2). ? = to be determined. : = across all\n // values in that axis.\n float dotProd = 0.0;\n for (int wF = 0; wF < ${l}; wF++) {\n int xF = xFCorner + wF * ${s};\n\n if (xF < 0 || xF >= ${e.inDepth}) {\n continue;\n }\n\n for (int wR = 0; wR < ${d}; wR++) {\n int xR = xRCorner + wR * ${u};\n\n if (xR < 0 || xR >= ${e.inHeight}) {\n continue;\n }\n\n for (int wC = 0; wC < ${p}; wC++) {\n int xC = xCCorner + wC * ${c};\n\n if (xC < 0 || xC >= ${e.inWidth}) {\n continue;\n }\n\n for (int d1 = 0; d1 < ${h}; d1 += 4) {\n vec4 xValues = vec4(\n getX(batch, xF, xR, xC, d1),\n getX(batch, xF, xR, xC, d1 + 1),\n getX(batch, xF, xR, xC, d1 + 2),\n getX(batch, xF, xR, xC, d1 + 3)\n );\n vec4 wValues = vec4(\n getW(wF, wR, wC, d1, d2),\n getW(wF, wR, wC, d1 + 1, d2),\n getW(wF, wR, wC, d1 + 2, d2),\n getW(wF, wR, wC, d1 + 3, d2)\n );\n\n dotProd += dot(xValues, wValues);\n }\n\n if (${1===f}) {\n dotProd +=\n getX(batch, xF, xR, xC, ${h}) *\n getW(wF, wR, wC, ${h}, d2);\n } else if (${2===f}) {\n vec2 xValues = vec2(\n getX(batch, xF, xR, xC, ${h}),\n getX(batch, xF, xR, xC, ${h} + 1)\n );\n vec2 wValues = vec2(\n getW(wF, wR, wC, ${h}, d2),\n getW(wF, wR, wC, ${h} + 1, d2)\n );\n dotProd += dot(xValues, wValues);\n } else if (${3===f}) {\n vec3 xValues = vec3(\n getX(batch, xF, xR, xC, ${h}),\n getX(batch, xF, xR, xC, ${h} + 1),\n getX(batch, xF, xR, xC, ${h} + 2)\n );\n vec3 wValues = vec3(\n getW(wF, wR, wC, ${h}, d2),\n getW(wF, wR, wC, ${h} + 1, d2),\n getW(wF, wR, wC, ${h} + 2, d2)\n );\n dotProd += dot(xValues, wValues);\n }\n }\n }\n }\n setOutput(dotProd);\n }\n `}}
+/**
+ * @license
+ * Copyright 2019 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */class zo{constructor(e,t){this.variableNames=["A"],this.packedInputs=!0,this.packedOutput=!0,this.customUniforms=[{name:"inputShape",type:"ivec3"},{name:"pad",type:"ivec2"},{name:"stride",type:"ivec2"},{name:"dilation",type:"ivec2"},{name:"inChannels",type:"int"},{name:"itemsPerBlockRow",type:"int"},{name:"outWidth",type:"int"}],this.outputShape=e,this.enableShapeUniforms=ce(this.outputShape.length);const{dataFormat:n}=t,r=z(),o="channelsLast"===n,a=o?0:1,i=o?1:2,s=this.enableShapeUniforms?"if(blockIndex < outShape[1] && pos < outShape[0]) {":`if(blockIndex < ${e[1]} && pos < ${e[0]}) {`;let u="";for(let e=0;e<=1;e++)for(let t=0;t<=1;t++)u+=`\n blockIndex = rc.y + ${t};\n pos = rc.x + ${e};\n\n ${s}\n offsetY = int(blockIndex / outWidth) * stride[0] - pad[0];\n d0 = offsetY + dilation[0] * (pos / itemsPerBlockRow);\n\n if(d0 < inputShape[${a}] && d0 >= 0) {\n // Use custom imod instead mod. On Intel GPU, mod may generate\n // unexpected value.\n // https://github.com/tensorflow/tfjs/issues/5447\n offsetX = imod(blockIndex, outWidth) * stride[1] - pad[1];\n d1 = offsetX + dilation[1] * (imod(pos, itemsPerBlockRow) /\n inChannels);\n\n if(d1 < inputShape[${i}] && d1 >= 0) {\n\n ch = imod(pos, inChannels);\n\n if (${o}) {\n innerDims = vec2(d1, ch);\n result[${2*e+t}] = getChannel(\n getA(d0, int(innerDims.x),\n int(innerDims.y)), innerDims);\n } else {\n innerDims = vec2(d0, d1);\n result[${2*e+t}] = getChannel(\n getA(ch, int(innerDims.x),\n int(innerDims.y)), innerDims);\n }\n }\n }\n }\n `;this.userCode=`\n void main() {\n ivec2 rc = getOutputCoords();\n\n vec4 result = vec4(0);\n\n int blockIndex, pos, offsetY, d0, offsetX, d1, ch;\n vec2 innerDims;\n\n ${u}\n\n ${r.output} = result;\n }\n `}}
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */function Uo({x:e,filter:t,convInfo:n,backend:r,bias:a=null,preluActivationWeights:i=null,leakyreluAlpha:s=0,activation:u=null}){const c=e.shape,l=r.texData.get(e.dataId),d=n.inChannels,p=c[0]*c[1]*c[2],h=n.outChannels,f="channelsLast"===n.dataFormat;let m;const g=[];if(!((1===p||1===h)&&d>1e3)&&l.isPacked&&f&&null!=l.texture&&c[2]%2!=0&&o.ae.arraysEqual(l.shape.slice(-3),c.slice(-3))){const d=c[0]*c[1]*(c[2]+1),p={dataId:e.dataId,shape:[1,d,n.inChannels],dtype:e.dtype},h=l.shape;l.shape=l.shape.slice(),l.shape[l.shape.length-2]++,o.ae.assert(R(l.shape,p.shape),()=>`packed reshape ${l.shape} to ${p.shape} isn't free`);const f=ur({inputs:{x:t},backend:r,attrs:{shape:[1,n.inChannels,n.outChannels]}});g.push(f);const b=xr({a:p,b:f,backend:r,transposeA:!1,transposeB:!1,bias:a,activation:u,preluActivationWeights:i,leakyreluAlpha:s}),y=r.texData.get(b.dataId);o.ae.assert(y.isPacked,()=>"batchMatMul result is expected to be packed"),l.shape=h,y.shape=n.outShape,m=Un({inputs:{x:b},backend:r}),m.shape=n.outShape,g.push(b)}else{const o=ur({inputs:{x:e},backend:r,attrs:{shape:[1,f?c[0]*c[1]*c[2]:c[0]*c[2]*c[3],n.inChannels]}}),l=ur({inputs:{x:t},backend:r,attrs:{shape:[1,n.inChannels,n.outChannels]}}),d=xr({a:o,b:l,transposeA:!1,transposeB:!1,backend:r,bias:a,activation:u,preluActivationWeights:i,leakyreluAlpha:s});m=ur({inputs:{x:d},backend:r,attrs:{shape:n.outShape}}),g.push(o),g.push(l),g.push(d)}for(const e of g)r.disposeIntermediateTensorInfo(e);return m}function Vo({x:e,filter:t,convInfo:n,backend:r,bias:a=null,preluActivationWeights:i=null,leakyreluAlpha:s=0,activation:u=null}){const{filterWidth:c,filterHeight:l,inChannels:d,outWidth:p,outHeight:h,dataFormat:f}=n,m="channelsLast"===f,g=c*l*d,b=h*p,y=[g,b],v=[],x=ur({inputs:{x:e},backend:r,attrs:{shape:e.shape.slice(1)}}),w=ur({inputs:{x:t},backend:r,attrs:{shape:[1,g,o.ae.sizeFromShape(t.shape)/g]}});v.push(x),v.push(w);const O=new zo(y,n),k=[x.shape,[n.padInfo.top,n.padInfo.left],[n.strideHeight,n.strideWidth],[n.dilationHeight,n.dilationWidth],[n.inChannels],[n.filterWidth*n.inChannels],[n.outWidth]],S=r.runWebGLProgram(O,[x],"float32",k),T=ur({inputs:{x:S},backend:r,attrs:{shape:[1,y[0],y[1]]}});v.push(S),v.push(T);const C=null!=a,E=null!=i,I="leakyrelu"===u,j=u?er(u,!0):null,N=new tr(T.shape,w.shape,[1,b,n.outChannels],!0,!1,C,j,E,I),A=[T,w];if(a&&A.push(a),E&&A.push(i),I){const e=r.makeTensorInfo([],"float32",o.ae.createScalarValue(s,"float32"));A.push(e),v.push(e)}const R=r.runWebGLProgram(N,A,"float32"),_=ur({inputs:{x:R},backend:r,attrs:{shape:m?[1,h,p,n.outChannels]:[1,n.outChannels,h,p]}});v.push(R);for(const e of v)r.disposeIntermediateTensorInfo(e);return _}
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const Wo={kernelName:o.C,backendName:"webgl",kernelFunc:function(e){const{inputs:t,backend:n,attrs:r}=e,{x:a,filter:i}=t,{strides:s,pad:u,dataFormat:c,dilations:l,dimRoundingMode:d}=r,p=o.md.convertConv2DDataFormat(c),h=o.md.computeConv2DInfo(a.shape,i.shape,s,l,u,d,!1,p);let f;if(1!==h.filterHeight||1!==h.filterWidth||1!==h.dilationHeight||1!==h.dilationWidth||1!==h.strideHeight||1!==h.strideWidth||"SAME"!==h.padInfo.type&&"VALID"!==h.padInfo.type)if(Object(o.zd)().getBool("WEBGL_CONV_IM2COL")&&1===a.shape[0])f=Vo({x:a,filter:i,convInfo:h,backend:n});else{const e=new Lo(h);f=n.runWebGLProgram(e,[a,i],"float32")}else f=Uo({x:a,filter:i,convInfo:h,backend:n});const m=ur({inputs:{x:f},backend:n,attrs:{shape:h.outShape}});return n.disposeIntermediateTensorInfo(f),m}};
+/**
+ * @license
+ * Copyright 2017 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */class Go{constructor(e){this.variableNames=["x","dy"],this.outputShape=e.filterShape;const t=e.strideHeight,n=e.strideWidth,r=e.padInfo.top,o=e.padInfo.left,a="channelsLast"===e.dataFormat;this.userCode=`\n void main() {\n ivec4 coords = getOutputCoords();\n int wR = coords.x;\n int wC = coords.y;\n int d1 = coords.z;\n int d2 = coords.w;\n\n // Convolve x(?, ?, d1) with dy(:, :, d2) to get dw(wR, wC, d1, d2).\n // ? = to be determined. : = across all values in that axis.\n float dotProd = 0.0;\n\n for (int b = 0; b < ${e.batchSize}; b++) {\n for (int yR = 0; yR < ${e.outHeight}; yR++) {\n int xR = wR + yR * ${t} - ${r};\n\n if (xR < 0 || xR >= ${e.inHeight}) {\n continue;\n }\n\n for (int yC = 0; yC < ${e.outWidth}; yC++) {\n int xC = wC + yC * ${n} - ${o};\n\n if (xC < 0 || xC >= ${e.inWidth}) {\n continue;\n }\n\n if (${a}) {\n float dyValue = getDy(b, yR, yC, d2);\n float xValue = getX(b, xR, xC, d1);\n dotProd += (xValue * dyValue);\n } else {\n float dyValue = getDy(b, d2, yR, yC);\n float xValue = getX(b, d1, xR, xC);\n dotProd += (xValue * dyValue);\n }\n\n }\n }\n }\n setOutput(dotProd);\n }\n `}}class Ho{constructor(e){this.variableNames=["dy","W"],this.outputShape=e.inShape;const t=e.filterHeight,n=e.filterWidth,r=e.strideHeight,o=e.strideWidth,a="channelsLast"===e.dataFormat,i=t-1-e.padInfo.top,s=n-1-e.padInfo.left,u=a?1:2,c=a?2:3,l=a?3:1;this.userCode=`\n const ivec2 pads = ivec2(${i}, ${s});\n\n void main() {\n ivec4 coords = getOutputCoords();\n int batch = coords[0];\n int d1 = coords[${l}];\n\n ivec2 dyCorner = ivec2(coords[${u}], coords[${c}]) - pads;\n int dyRCorner = dyCorner.x;\n int dyCCorner = dyCorner.y;\n\n // Convolve dy(?, ?, d2) with w(:, :, d1, d2) to compute dx(xR, xC, d1).\n // ? = to be determined. : = across all values in that axis.\n float dotProd = 0.0;\n for (int wR = 0; wR < ${t}; wR++) {\n float dyR = float(dyRCorner + wR) / ${r}.0;\n\n if (dyR < 0.0 || dyR >= ${e.outHeight}.0 || fract(dyR) > 0.0) {\n continue;\n }\n int idyR = int(dyR);\n\n int wRPerm = ${t} - 1 - wR;\n\n for (int wC = 0; wC < ${n}; wC++) {\n float dyC = float(dyCCorner + wC) / ${o}.0;\n\n if (dyC < 0.0 || dyC >= ${e.outWidth}.0 ||\n fract(dyC) > 0.0) {\n continue;\n }\n int idyC = int(dyC);\n\n int wCPerm = ${n} - 1 - wC;\n\n for (int d2 = 0; d2 < ${e.outChannels}; d2++) {\n\n if (${a}) {\n float xValue = getDy(batch, idyR, idyC, d2);\n float wValue = getW(wRPerm, wCPerm, d1, d2);\n dotProd += xValue * wValue;\n } else {\n float xValue = getDy(batch, d2, idyR, idyC);\n float wValue = getW(wRPerm, wCPerm, d1, d2);\n dotProd += xValue * wValue;\n }\n\n }\n }\n }\n setOutput(dotProd);\n }\n `}}class qo{constructor(e){this.variableNames=["x","dy"],this.outputShape=e.filterShape;const t=e.strideDepth,n=e.strideHeight,r=e.strideWidth,o=e.padInfo.front,a=e.padInfo.top,i=e.padInfo.left;this.userCode=`\n void main() {\n ivec5 coords = getOutputCoords();\n int wF = coords.x;\n int wR = coords.y;\n int wC = coords.z;\n int d1 = coords.w;\n int d2 = coords.u;\n\n float dotProd = 0.0;\n\n for (int b = 0; b < ${e.batchSize}; b++) {\n for (int yF = 0; yF < ${e.outDepth}; yF++) {\n int xF = wF + yF * ${t} - ${o};\n\n if (xF < 0 || xF >= ${e.inDepth}) {\n continue;\n }\n\n for (int yR = 0; yR < ${e.outHeight}; yR++) {\n int xR = wR + yR * ${n} - ${a};\n\n if (xR < 0 || xR >= ${e.inHeight}) {\n continue;\n }\n\n for (int yC = 0; yC < ${e.outWidth}; yC++) {\n int xC = wC + yC * ${r} - ${i};\n\n if (xC < 0 || xC >= ${e.inWidth}) {\n continue;\n }\n\n float dyValue = getDy(b, yF, yR, yC, d2);\n float xValue = getX(b, xF, xR, xC, d1);\n dotProd += (xValue * dyValue);\n }\n }\n }\n }\n setOutput(dotProd);\n }\n `}}class Ko{constructor(e){this.variableNames=["dy","W"],this.outputShape=e.inShape;const t=e.filterDepth,n=e.filterHeight,r=e.filterWidth,o=e.strideDepth,a=e.strideHeight,i=e.strideWidth,s=t-1-e.padInfo.front,u=n-1-e.padInfo.top,c=r-1-e.padInfo.left;this.userCode=`\n const ivec3 pads = ivec3(${s}, ${u}, ${c});\n\n void main() {\n ivec5 coords = getOutputCoords();\n int batch = coords.x;\n int d1 = coords.u;\n\n\n ivec3 dyCorner = ivec3(coords.y, coords.z, coords.w) - pads;\n int dyFCorner = dyCorner.x;\n int dyRCorner = dyCorner.y;\n int dyCCorner = dyCorner.z;\n\n float dotProd = 0.0;\n for (int wF = 0; wF < ${t}; wF++) {\n float dyF = float(dyFCorner + wF) / ${o}.0;\n\n if (dyF < 0.0 || dyF >= ${e.outDepth}.0 || fract(dyF) > 0.0) {\n continue;\n }\n int idyF = int(dyF);\n\n int wFPerm = ${t} - 1 - wF;\n\n for (int wR = 0; wR < ${n}; wR++) {\n float dyR = float(dyRCorner + wR) / ${a}.0;\n\n if (dyR < 0.0 || dyR >= ${e.outHeight}.0 ||\n fract(dyR) > 0.0) {\n continue;\n }\n int idyR = int(dyR);\n\n int wRPerm = ${n} - 1 - wR;\n\n for (int wC = 0; wC < ${r}; wC++) {\n float dyC = float(dyCCorner + wC) / ${i}.0;\n\n if (dyC < 0.0 || dyC >= ${e.outWidth}.0 ||\n fract(dyC) > 0.0) {\n continue;\n }\n int idyC = int(dyC);\n\n int wCPerm = ${r} - 1 - wC;\n\n for (int d2 = 0; d2 < ${e.outChannels}; d2++) {\n float xValue = getDy(batch, idyF, idyR, idyC, d2);\n float wValue = getW(wFPerm, wRPerm, wCPerm, d1, d2);\n dotProd += xValue * wValue;\n }\n }\n }\n }\n setOutput(dotProd);\n }\n `}}
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const Xo={kernelName:o.D,backendName:"webgl",kernelFunc:function(e){const{inputs:t,backend:n,attrs:r}=e,{x:a,dy:i}=t,{strides:s,pad:u,dataFormat:c,dimRoundingMode:l,filterShape:d}=r,p=o.md.convertConv2DDataFormat(c),h=o.md.computeConv2DInfo(a.shape,d,s,1,u,l,!1,p),f=new Go(h);return n.runWebGLProgram(f,[a,i],"float32")}};
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const Yo={kernelName:o.E,backendName:"webgl",kernelFunc:function(e){const{inputs:t,backend:n,attrs:r}=e,{dy:a,filter:i}=t,{inputShape:s,strides:u,pad:c,dataFormat:l,dimRoundingMode:d}=r,p=o.md.convertConv2DDataFormat(l),h=o.md.computeConv2DInfo(s,i.shape,u,1,c,d,!1,p),f=new Ho(h);return n.runWebGLProgram(f,[a,i],"float32")}};
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const Qo={kernelName:o.F,backendName:"webgl",kernelFunc:function(e){const{inputs:t,backend:n,attrs:r}=e,{x:a,filter:i}=t,{strides:s,pad:u,dilations:c}=r,l=o.md.computeConv3DInfo(a.shape,i.shape,s,c,u),d=new Bo(l);return n.runWebGLProgram(d,[a,i],"float32")}};
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const Zo={kernelName:o.G,backendName:"webgl",kernelFunc:function(e){const{inputs:t,backend:n,attrs:r}=e,{x:a,dy:i}=t,{strides:s,pad:u,filterShape:c}=r,l=o.md.computeConv3DInfo(a.shape,c,s,1,u),d=new qo(l);return n.runWebGLProgram(d,[a,i],"float32")}};
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const Jo={kernelName:o.H,backendName:"webgl",kernelFunc:function(e){const{inputs:t,backend:n,attrs:r}=e,{dy:a,filter:i}=t,{pad:s,strides:u,inputShape:c}=r,l=o.md.computeConv3DInfo(c,i.shape,u,1,s),d=new Ko(l);return n.runWebGLProgram(d,[a,i],"float32")}},ea=Zn({opSnippet:"if (isnan(x)) return x;\n return cos(x);\n"}),ta={kernelName:o.I,backendName:"webgl",kernelFunc:ea},na=Zn({opSnippet:"\n float e2x = exp(-x);\n return (e2x + 1.0 / e2x) / 2.0;\n"}),ra={kernelName:o.J,backendName:"webgl",kernelFunc:na};
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+/**
+ * @license
+ * Copyright 2017 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+class oa{constructor(e,t,n,r,o){this.variableNames=["Image","Boxes","BoxInd"],this.outputShape=[];const[a,i,s,u]=e,[c]=t,[l,d]=n;this.outputShape=[c,l,d,u];const p="bilinear"===r?1:0,[h,f]=[i-1+".0",s-1+".0"],[m,g,b]=l>1?[""+(i-1)/(l-1),"(y2-y1) * height_ratio",`y1*${h} + float(y)*(height_scale)`]:["0.0","0.0","0.5 * (y1+y2) * "+h],[y,v,x]=d>1?[""+(s-1)/(d-1),"(x2-x1) * width_ratio",`x1*${f} + float(x)*(width_scale)`]:["0.0","0.0","0.5 * (x1+x2) * "+f];this.userCode=`\n const float height_ratio = float(${m});\n const float width_ratio = float(${y});\n void main() {\n ivec4 coords = getOutputCoords();\n int b = coords[0];\n int y = coords[1];\n int x = coords[2];\n int d = coords[3];\n\n // get box vals\n float y1 = getBoxes(b,0);\n float x1 = getBoxes(b,1);\n float y2 = getBoxes(b,2);\n float x2 = getBoxes(b,3);\n\n // get image in batch index\n int bInd = round(getBoxInd(b));\n if(bInd < 0 || bInd >= ${a}) {\n return;\n }\n\n float height_scale = ${g};\n float width_scale = ${v};\n\n float in_y = ${b};\n if( in_y < 0.0 || in_y > ${h} ) {\n setOutput(float(${o}));\n return;\n }\n float in_x = ${x};\n if( in_x < 0.0 || in_x > ${f} ) {\n setOutput(float(${o}));\n return;\n }\n\n vec2 sourceFracIndexCR = vec2(in_x,in_y);\n if(${p} == 1) {\n // Compute the four integer indices.\n ivec2 sourceFloorCR = ivec2(sourceFracIndexCR);\n ivec2 sourceCeilCR = ivec2(ceil(sourceFracIndexCR));\n\n float topLeft = getImage(b, sourceFloorCR.y, sourceFloorCR.x, d);\n float bottomLeft = getImage(b, sourceCeilCR.y, sourceFloorCR.x, d);\n float topRight = getImage(b, sourceFloorCR.y, sourceCeilCR.x, d);\n float bottomRight = getImage(b, sourceCeilCR.y, sourceCeilCR.x, d);\n\n vec2 fracCR = sourceFracIndexCR - vec2(sourceFloorCR);\n\n float top = topLeft + (topRight - topLeft) * fracCR.x;\n float bottom = bottomLeft + (bottomRight - bottomLeft) * fracCR.x;\n float newValue = top + (bottom - top) * fracCR.y;\n setOutput(newValue);\n } else {\n // Compute the coordinators of nearest neighbor point.\n ivec2 sourceNearestCR = ivec2(floor(\n sourceFracIndexCR + vec2(0.5,0.5)));\n float newValue = getImage(b, sourceNearestCR.y, sourceNearestCR.x, d);\n setOutput(newValue);\n }\n }\n `}}
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const aa={kernelName:o.K,backendName:"webgl",kernelFunc:e=>{const{inputs:t,backend:n,attrs:r}=e,{image:o,boxes:a,boxInd:i}=t,{cropSize:s,method:u,extrapolationValue:c}=r,l=new oa(o.shape,a.shape,s,u,c);return n.runWebGLProgram(l,[o,a,i],"float32")}};class ia{constructor(e,t,n){this.variableNames=["x"],this.customUniforms=[{name:"index",type:"float"}],this.outputShape=e;const r=e.length,o=t?"0.0":`getX(${sa(r,"coords")})`,a=e[e.length-1];let i="",s="";t?(i=n?"end != "+(a-1):"end != 0",s=n?"end + 1":"end - 1"):(i=n?"end + pow2 < "+a:"end >= pow2",s=n?"end + pow2":"end - pow2"),this.userCode=`\n void main() {\n ${oe(r)} coords = getOutputCoords();\n int end = ${ua(r,"coords")};\n float val = ${o};\n int pow2 = int(pow(2.0, index));\n if (${i}) {\n int idx = ${s};\n ${ua(r,"coords")} = idx;\n val += getX(${sa(r,"coords")});\n }\n setOutput(val);\n }\n `}}function sa(e,t){if(1===e)return""+t;if(2===e)return`${t}.x, ${t}.y`;if(3===e)return`${t}.x, ${t}.y, ${t}.z`;if(4===e)return`${t}.x, ${t}.y, ${t}.z, ${t}.w`;throw Error(`Cumulative sum for rank ${e} is not yet supported`)}function ua(e,t){if(1===e)return""+t;if(2===e)return t+".y";if(3===e)return t+".z";if(4===e)return t+".w";throw Error(`Cumulative sum for rank ${e} is not yet supported`)}
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const ca={kernelName:o.L,backendName:"webgl",kernelFunc:function(e){const{inputs:t,backend:n,attrs:r}=e,{x:a}=t,{axis:i,exclusive:s,reverse:u}=r,c=a.shape.length,l=o.md.getAxesPermutation([i],c);let d=a;null!=l&&(d=yr({inputs:{x:a},backend:n,attrs:{perm:l}}));const p=o.md.getInnerMostAxes(1,c)[0];if(p!==c-1)throw new Error(`WebGL cumsum shader expects an inner-most axis=${a.shape.length-1} but got axis=`+i);const h=d.shape[p];let f=Un({inputs:{x:d},backend:n});for(let e=0;e<=Math.ceil(Math.log2(h))-1;e++){const t=new ia(d.shape,!1,u),r=[[e]],o=f;f=n.runWebGLProgram(t,[f],f.dtype,r),n.disposeIntermediateTensorInfo(o)}if(s){const e=new ia(d.shape,s,u),t=f;f=n.runWebGLProgram(e,[f],f.dtype),n.disposeIntermediateTensorInfo(t)}if(null!=l){const e=yr({inputs:{x:f},backend:n,attrs:{perm:o.md.getUndoAxesPermutation(l)}});return n.disposeIntermediateTensorInfo(f),n.disposeIntermediateTensorInfo(d),e}return f}};
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const la={kernelName:o.N,backendName:"webgl",kernelFunc:function(e){const{inputs:t,backend:n,attrs:r}=e,{x:o,weights:a}=t,{size:i,binaryOutput:s}=r;if(1===o.shape.length){const e=n.readSync(o.dataId),t=n.readSync(a.dataId),r=Ft(e,t,a.dtype,a.shape,i);return n.makeTensorInfo([i],a.dtype,r)}if(2===o.shape.length){const e=n.bufferSync(o),t=n.bufferSync(a),r=Dt(e,t,i,s);return n.makeTensorInfo(r.shape,a.dtype,r.values)}throw new Error("Error in denseBincount: input must be at most rank 2, but got rank"+o.shape.length+".")}};
+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */class da{constructor(e,t,n){this.variableNames=["x"],this.outputShape=[],this.outputShape=e,this.blockSize=t,this.dataFormat=n,this.userCode=`\n void main() {\n ivec4 coords = getOutputCoords();\n int b = coords[0];\n int h = ${this.getHeightCoordString()};\n int w = ${this.getWidthCoordString()};\n int d = ${this.getDepthCoordString()};\n\n int in_h = h / ${t};\n int offset_h = imod(h, ${t});\n int in_w = w / ${t};\n int offset_w = imod(w, ${t});\n int offset_d = (offset_h * ${t} + offset_w) *\n ${this.getOutputDepthSize()};\n int in_d = d + offset_d;\n\n float result = ${this.getInputSamplingString()};\n setOutput(result);\n }\n `}getHeightCoordString(){return"NHWC"===this.dataFormat?"coords[1]":"coords[2]"}getWidthCoordString(){return"NHWC"===this.dataFormat?"coords[2]":"coords[3]"}getDepthCoordString(){return"NHWC"===this.dataFormat?"coords[3]":"coords[1]"}getOutputDepthSize(){return"NHWC"===this.dataFormat?this.outputShape[3]:this.outputShape[1]}getInputSamplingString(){return"NHWC"===this.dataFormat?"getX(b, in_h, in_w, in_d)":"getX(b, in_d, in_h, in_w)"}}
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const pa={kernelName:o.O,backendName:"webgl",kernelFunc:function(e){const{inputs:t,backend:n,attrs:r}=e,{x:o}=t,{blockSize:a,dataFormat:i}=r,s=o.shape[0],u=("NHWC"===i?o.shape[1]:o.shape[2])*a,c=("NHWC"===i?o.shape[2]:o.shape[3])*a,l=("NHWC"===i?o.shape[3]:o.shape[1])/(a*a),d=new da("NHWC"===i?[s,u,c,l]:[s,l,u,c],a,i);return n.runWebGLProgram(d,[o],o.dtype)}};
+/**
+ * @license
+ * Copyright 2017 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */class ha{constructor(e,t=!1,n=null,r=!1,o=!1){this.variableNames=["x","W"],this.customUniforms=[{name:"pads",type:"ivec2"},{name:"strides",type:"ivec2"},{name:"dilations",type:"ivec2"},{name:"inDims",type:"ivec2"}],this.outputShape=e.outShape,this.enableShapeUniforms=ce(this.outputShape.length);const a=e.filterHeight,i=e.filterWidth,s=e.outChannels/e.inChannels;let u="",c="";n&&(u=r?`float activation(float a) {\n float b = getPreluActivationWeightsAtOutCoords();\n ${n}\n }`:o?`float activation(float a) {\n float b = getLeakyreluAlphaAtOutCoords();\n ${n}\n }`:`\n float activation(float x) {\n ${n}\n }\n `,c="result = activation(result);");const l=t?"result += getBiasAtOutCoords();":"";t&&this.variableNames.push("bias"),r&&this.variableNames.push("preluActivationWeights"),o&&this.variableNames.push("leakyreluAlpha"),this.userCode=`\n ${u}\n\n void main() {\n ivec4 coords = getOutputCoords();\n int batch = coords.x;\n ivec2 xRCCorner = coords.yz * strides - pads;\n int d2 = coords.w;\n int d1 = d2 / ${s};\n int q = d2 - d1 * ${s};\n\n int xRCorner = xRCCorner.x;\n int xCCorner = xRCCorner.y;\n\n // Convolve x(?, ?, d1) with w(:, :, d1, q) to get y(yR, yC, d2).\n // ? = to be determined. : = across all values in that axis.\n float dotProd = 0.0;\n // TO DO(dsmilkov): Flatten the two for loops and vec4 the operations.\n for (int wR = 0; wR < ${a}; wR++) {\n int xR = xRCorner + wR * dilations[0];\n\n if (xR < 0 || xR >= inDims[0]) {\n continue;\n }\n\n for (int wC = 0; wC < ${i}; wC++) {\n int xC = xCCorner + wC * dilations[1];\n\n if (xC < 0 || xC >= inDims[1]) {\n continue;\n }\n\n float xVal = getX(batch, xR, xC, d1);\n float wVal = getW(wR, wC, d1, q);\n dotProd += xVal * wVal;\n }\n }\n\n float result = dotProd;\n ${l}\n ${c}\n setOutput(result);\n }\n `}}
+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */class fa{constructor(e,t=!1,n=null,r=!1,a=!1){this.variableNames=["x","W"],this.packedInputs=!0,this.packedOutput=!0,this.customUniforms=[{name:"pads",type:"ivec2"},{name:"strides",type:"ivec2"},{name:"dilations",type:"ivec2"},{name:"inDims",type:"ivec2"}],this.outputShape=e.outShape,this.enableShapeUniforms=ce(this.outputShape.length);const i=e.outChannels/e.inChannels,s=e.padInfo.left,u=e.strideWidth,c=e.dilationWidth,l=e.filterHeight,d=e.filterWidth,p=d;let h="\n int xR; int xC; int xCOffset;\n vec4 wTexel; vec4 previous; vec4 final;";for(let e=0;e<d;e++)h+=`\n vec4 xTexelC${2*e};\n int xTexelC${2*e}Ready;\n vec4 xTexelC${2*e+1};\n int xTexelC${2*e+1}Ready;\n vec4 xC${e};`;h+=`\n for (int r = 0; r < ${l}; r++) {\n `;for(let e=0;e<d;e++)h+=`\n xTexelC${2*e} = vec4(0.0);\n xTexelC${2*e}Ready = 0;\n xTexelC${2*e+1} = vec4(0.0);\n xTexelC${2*e+1}Ready = 0;\n xC${e} = vec4(0.0);`;h+="\n xR = xRCorner + r * dilations[0];\n if (xR >=0 && xR < inDims[0]) {\n ";for(let e=0;e<(p+1)/2;e++){const t=2*e;if(h+=`\n xC = xCCorner + ${t*c};\n `,1===u){if(t<d&&(s%2==1?(h+=`\n xCOffset = xC + 1;\n if (xCOffset >= 0 && xCOffset < inDims[1] && xTexelC${t}Ready == 0) {\n xTexelC${t} = getX(batch, xR, xCOffset, d1);\n\n // Need to manually clear unused channels in case\n // we're reading from recycled texture.\n if (xCOffset + 1 >= inDims[1]) {\n xTexelC${t}.zw = vec2(0.0);\n }\n xTexelC${t}Ready = 1;\n }\n `,h+=1===c&&t>0?`\n xC${t} = vec4(xTexelC${t-2}.zw, xTexelC${t}.xy);\n `:`\n xCOffset = xC + 1 - 2;\n\n if (xCOffset >= 0 && xCOffset < inDims[1]) {\n previous = getX(batch, xR, xCOffset, d1);\n\n // Need to manually clear unused channels in case\n // we're reading from recycled texture.\n if (xCOffset + 1 >= inDims[1]) {\n previous.zw = vec2(0.0);\n }\n\n xC${t} = vec4(previous.zw, xTexelC${t}.xy);\n } else {\n xC${t} = vec4(0.0, 0.0, xTexelC${t}.xy);\n }\n `):h+=`\n if (xC >= 0 && xC < inDims[1] && xTexelC${t}Ready == 0) {\n xTexelC${t} = getX(batch, xR, xC, d1);\n if (xC + 1 >= inDims[1]) {\n xTexelC${t}.zw = vec2(0.0);\n }\n xTexelC${t}Ready = 1;\n }\n\n xC${t} = xTexelC${t};\n `,t+1<d)){const e=s%2==0?o.ae.nearestLargerEven(c):c;c%2==0&&s%2==1||c%2!=0&&s%2!=1?(h+=`\n xCOffset = xC + imod(pads[1], 2) + ${e};\n\n if (xCOffset >= 0 && xCOffset < inDims[1] && xTexelC${t+1}Ready == 0) {\n xTexelC${t+1} = getX(batch, xR, xCOffset, d1);\n\n // Need to manually clear unused channels in case\n // we're reading from recycled texture.\n if (xCOffset + 1 >= inDims[1]) {\n xTexelC${t+1}.zw = vec2(0.0);\n }\n xTexelC${t+1}Ready = 1;\n }\n `,c>1&&(h+=`\n xCOffset -= 2;\n if (xCOffset >= 0 && xCOffset < inDims[1] && xTexelC${t}Ready == 0) {\n xTexelC${t} = getX(batch, xR, xCOffset, d1);\n xTexelC${t}Ready = 1;\n }\n `),h+=`\n xC${t+1} = vec4(xTexelC${t}.zw, xTexelC${t+1}.xy);\n `):h+=1===e?`\n xC${t+1} = xTexelC${t};\n `:`\n xCOffset = xC + ${e};\n\n if (xCOffset >= 0 && xCOffset < inDims[1] && xTexelC${t+1}Ready == 0) {\n xTexelC${t+1} = getX(batch, xR, xCOffset, d1);\n if (xCOffset + 1 >= inDims[1]) {\n xTexelC${t+1}.zw = vec2(0.0);\n }\n xTexelC${t+1}Ready = 1;\n }\n\n xC${t+1} = xTexelC${t+1};\n `}}else t<d&&(s%2==1?(h+=`\n xCOffset = xC + 1 - strides[1];\n if(xCOffset >= 0 && xCOffset < inDims[1] && xTexelC${t}Ready == 0) {\n xTexelC${t} = getX(batch, xR, xCOffset, d1);\n // Need to manually clear unused channels in case\n // we're reading from recycled texture.\n if (xCOffset + 1 >= inDims[1]) {\n xTexelC${t}.zw = vec2(0.0);\n }\n xTexelC${t}Ready = 1;\n }\n\n if(xC + 1 >= 0 && xC + 1 < inDims[1] && xTexelC${t+1}Ready == 0) {\n xTexelC${t+1} = getX(batch, xR, xC + 1, d1);\n // Need to manually clear unused channels in case\n // we're reading from recycled texture.\n if (xC + 2 >= inDims[1]) {\n xTexelC${t+1}.zw = vec2(0.0);\n }\n xTexelC${t+1}Ready = 1;\n }\n\n xC${t} = vec4(xTexelC${t}.zw, xTexelC${t+1}.zw);\n `,t+1<d&&(h+=`\n final = vec4(0.0);\n xCOffset = xC + 1 + strides[1];\n if(xCOffset >= 0 && xCOffset < inDims[1]) {\n final = getX(batch, xR, xCOffset, d1);\n }\n xC${t+1} = vec4(xTexelC${t+1}.xy, final.xy);\n `)):(h+=`\n if(xC >= 0 && xC < inDims[1] && xTexelC${t}Ready == 0) {\n xTexelC${t} = getX(batch, xR, xC, d1);\n if (xC + 1 >= inDims[1]) {\n xTexelC${t}.zw = vec2(0.0);\n }\n xTexelC${t}Ready = 1;\n }\n\n xCOffset = xC + strides[1];\n if(xCOffset >= 0 && xCOffset < inDims[1] && xTexelC${t+1}Ready == 0) {\n xTexelC${t+1} = getX(batch, xR, xCOffset, d1);\n if (xCOffset + 1 >= inDims[1]) {\n xTexelC${t+1}.zw = vec2(0.);\n }\n xTexelC${t+1}Ready = 1;\n }\n\n xC${t} = vec4(\n xTexelC${t}.xy, xTexelC${t+1}.xy);\n `,t+1<d&&(h+=`\n xC${t+1} = vec4(xTexelC${t}.zw, xTexelC${t+1}.zw);\n `)));t<d&&(h+=`\n wTexel = getW(r, ${t}, d1, q);\n dotProd += xC${t} * vec4(wTexel.xz, wTexel.xz);\n `,t+1<d&&(h+=`\n wTexel = getW(r, ${t+1}, d1, q);\n dotProd += xC${t+1} * vec4(wTexel.xz, wTexel.xz);\n `))}h+="\n }\n ",h+="\n }\n ";let f="",m="";n&&(f=r?`vec4 activation(vec4 a) {\n vec4 b = getPreluActivationWeightsAtOutCoords();\n ${n}\n }`:a?`vec4 activation(vec4 a) {\n vec4 b = getLeakyreluAlphaAtOutCoords();\n ${n}\n }`:`vec4 activation(vec4 x) {\n ${n}\n }`,m="result = activation(result);");const g=t?"result += getBiasAtOutCoords();":"";t&&this.variableNames.push("bias"),r&&this.variableNames.push("preluActivationWeights"),a&&this.variableNames.push("leakyreluAlpha"),this.userCode=`\n ${f}\n\n void main() {\n ivec4 coords = getOutputCoords();\n int batch = coords.x;\n ivec2 xRCCorner = coords.yz * strides - pads;\n int d2 = coords.w;\n int d1 = d2 / ${i};\n int q = d2 - d1 * ${i};\n int xRCorner = xRCCorner.x;\n int xCCorner = xRCCorner.y;\n\n //intialize dotProd with a small epsilon seems to reduce GPU accuracy loss.\n vec4 dotProd = vec4(0.000000000000001);\n\n ${h}\n\n vec4 result = dotProd - vec4(0.000000000000001);\n ${g}\n ${m}\n setOutput(result);\n }\n `}}
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const ma={kernelName:o.P,backendName:"webgl",kernelFunc:function(e){const{inputs:t,backend:n,attrs:r}=e,{x:a,filter:i}=t,{strides:s,pad:u,dilations:c,dimRoundingMode:l}=r;let d=c;null==d&&(d=[1,1]),o.ae.assert(o.md.eitherStridesOrDilationsAreOne(s,d),()=>`Error in depthwiseConv2d: Either strides or dilations must be 1. Got strides ${s} and dilations '${d}'`);const p=o.md.computeConv2DInfo(a.shape,i.shape,s,d,u,l,!0);let h;h=Object(o.zd)().getBool("WEBGL_PACK_DEPTHWISECONV")&&p.strideWidth<=2&&p.outChannels/p.inChannels==1?new fa(p):new ha(p);const f=[[p.padInfo.top,p.padInfo.left],[p.strideHeight,p.strideWidth],[p.dilationHeight,p.dilationWidth],[p.inHeight,p.inWidth]];return n.runWebGLProgram(h,[a,i],"float32",f)}};
+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */class ga{constructor(e){this.variableNames=["x","dy"],this.outputShape=e.filterShape;const t=e.strideHeight,n=e.strideWidth,r=e.padInfo.top,o=e.padInfo.left,a=e.outChannels/e.inChannels;this.userCode=`\n void main() {\n ivec4 coords = getOutputCoords();\n int wR = coords.x;\n int wC = coords.y;\n int d1 = coords.z;\n int dm = coords.w;\n int d2 = d1 * ${a} + dm;\n\n float dotProd = 0.0;\n\n // TO DO: Vec4 over the batch size\n for (int b = 0; b < ${e.batchSize}; b++) {\n for (int yR = 0; yR < ${e.outHeight}; yR++) {\n int xR = wR + yR * ${t} - ${r};\n\n if (xR < 0 || xR >= ${e.inHeight}) {\n continue;\n }\n\n for (int yC = 0; yC < ${e.outWidth}; yC++) {\n int xC = wC + yC * ${n} - ${o};\n\n if (xC < 0 || xC >= ${e.inWidth}) {\n continue;\n }\n\n float dyValue = getDy(b, yR, yC, d2);\n float xValue = getX(b, xR, xC, d1);\n dotProd += (xValue * dyValue);\n }\n }\n }\n setOutput(dotProd);\n }\n `}}class ba{constructor(e){this.variableNames=["dy","W"],this.outputShape=e.inShape;const t=e.filterHeight,n=e.filterWidth,r=e.strideHeight,o=e.strideWidth,a=t-1-e.padInfo.top,i=n-1-e.padInfo.left,s=e.outChannels/e.inChannels;this.userCode=`\n const ivec2 pads = ivec2(${a}, ${i});\n\n void main() {\n ivec4 coords = getOutputCoords();\n int batch = coords[0];\n int d1 = coords[3];\n ivec2 dyCorner = coords.yz - pads;\n int dyRCorner = dyCorner.x;\n int dyCCorner = dyCorner.y;\n\n float dotProd = 0.0;\n\n for (int wR = 0; wR < ${t}; wR++) {\n float dyR = float(dyRCorner + wR) / ${r}.0;\n\n if (dyR < 0.0 || dyR >= ${e.outHeight}.0 || fract(dyR) > 0.0) {\n continue;\n }\n int idyR = int(dyR);\n\n int wRPerm = ${t} - 1 - wR;\n\n for (int wC = 0; wC < ${n}; wC++) {\n float dyC = float(dyCCorner + wC) / ${o}.0;\n\n if (dyC < 0.0 || dyC >= ${e.outWidth}.0 ||\n fract(dyC) > 0.0) {\n continue;\n }\n int idyC = int(dyC);\n\n int wCPerm = ${n} - 1 - wC;\n\n // TO DO: Vec4 over the channelMul\n for (int dm = 0; dm < ${s}; dm++) {\n int d2 = d1 * ${s} + dm;\n float xValue = getDy(batch, idyR, idyC, d2);\n float wValue = getW(wRPerm, wCPerm, d1, dm);\n dotProd += xValue * wValue;\n }\n }\n }\n setOutput(dotProd);\n }\n `}}
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const ya={kernelName:o.Q,backendName:"webgl",kernelFunc:function(e){const{inputs:t,backend:n,attrs:r}=e,{x:a,dy:i}=t,{strides:s,dilations:u,pad:c,dimRoundingMode:l,filterShape:d}=r,p=o.md.computeConv2DInfo(a.shape,d,s,u,c,l,!0),h=new ga(p);return n.runWebGLProgram(h,[a,i],"float32")}};
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const va={kernelName:o.R,backendName:"webgl",kernelFunc:function(e){const{inputs:t,backend:n,attrs:r}=e,{dy:a,filter:i}=t,{strides:s,dilations:u,pad:c,dimRoundingMode:l,inputShape:d}=r,p=o.md.computeConv2DInfo(d,i.shape,s,u,c,l,!0),h=new ba(p);return n.runWebGLProgram(h,[a,i],"float32")}};
+/**
+ * @license
+ * Copyright 2019 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */class xa{constructor(e){this.variableNames=["X"],this.outputShape=[e,e],this.userCode="\n void main() {\n ivec2 coords = getOutputCoords();\n float val = coords[0] == coords[1] ? getX(coords[0]) : 0.0;\n setOutput(val);\n }\n "}}
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const wa={kernelName:o.S,backendName:"webgl",kernelFunc:function(e){const{inputs:t,backend:n}=e,{x:r}=t,a=[...r.shape,...r.shape],i=o.ae.sizeFromShape(r.shape),s=ur({inputs:{x:r},backend:n,attrs:{shape:[i]}}),u=new xa(i),c=n.runWebGLProgram(u,[s],s.dtype),l=ur({inputs:{x:c},backend:n,attrs:{shape:a}});return n.disposeIntermediateTensorInfo(s),n.disposeIntermediateTensorInfo(c),l}};
+/**
+ * @license
+ * Copyright 2017 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */class Oa{constructor(e){this.variableNames=["x","W"],this.outputShape=e.outShape;const{inHeight:t,inWidth:n,padInfo:r,strideHeight:o,strideWidth:a,filterHeight:i,filterWidth:s,dilationHeight:u,dilationWidth:c}=e,{top:l,left:d}=r;this.userCode=`\n const ivec2 strides = ivec2(${o}, ${a});\n const ivec2 pads = ivec2(${l}, ${d});\n const float neg_infinity = -3.4e38;\n\n void main() {\n ivec4 coords = getOutputCoords();\n int batch = coords.x;\n int d1 = coords.w;\n ivec2 outTopLeftCorner =\n coords.yz * strides - pads;\n int hBeg = outTopLeftCorner.x;\n int wBeg = outTopLeftCorner.y;\n\n float curVal = neg_infinity;\n for (int h = 0; h < ${i}; h++) {\n int hIn = hBeg + h * ${u};\n\n if (hIn >= 0 && hIn < ${t}) {\n for (int w = 0; w < ${s}; w++) {\n int wIn = wBeg + w * ${c};\n\n if (wIn >= 0 && wIn < ${n}) {\n float xVal = getX(batch, hIn, wIn, d1);\n float wVal = getW(h, w, d1);\n\n float val = xVal + wVal;\n if (val > curVal) {\n curVal = val;\n }\n }\n }\n }\n }\n\n float result = curVal;\n setOutput(result);\n }\n `}}
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const ka={kernelName:o.T,backendName:"webgl",kernelFunc:function(e){const{inputs:t,backend:n,attrs:r}=e,{x:a,filter:i}=t,{strides:s,pad:u,dilations:c}=r,l=o.md.computeDilation2DInfo(a.shape,i.shape,s,u,"NHWC",c);let d;const p=new Oa(l);d=n.runWebGLProgram(p,[a,i],"float32");const h=ur({inputs:{x:d},backend:n,attrs:{shape:l.outShape}});return n.disposeIntermediateTensorInfo(d),h}};
+/**
+ * @license
+ * Copyright 2021 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const Sa={kernelName:o.U,backendName:"webgl",kernelFunc:function(e){const{inputs:t,backend:n,attrs:r}=e,{equation:a}=r,i=t,{allDims:s,summedDims:u,idDims:c}=o.md.decodeEinsumEquation(a,i.length);o.md.checkEinsumDimSizes(s.length,c,i);const{path:l,steps:d}=o.md.getEinsumComputePath(u,c),p=d.length;let h=null,f=s.length;const m=[];for(let e=0;e<p;++e){for(const t of d[e]){const{permutationIndices:e,expandDims:r}=o.md.getEinsumPermutation(f,c[t]);let a;o.md.isIdentityPermutation(e)?a=i[t]:(a=yr({inputs:{x:i[t]},backend:n,attrs:{perm:e}}),m.push(a));const s=a.shape.slice();for(let e=0;e<r.length;++e)s.splice(r[e],0,1);o.ae.arraysEqual(a.shape,s)||(a=ur({inputs:{x:a},backend:n,attrs:{shape:s}}),m.push(a)),null===h?h=a:(h=ir({inputs:{a:a,b:h},backend:n}),m.push(h))}e<p-1&&(l[e]>=0&&(h=gr({inputs:{x:h},backend:n,attrs:{axis:l[e]-(s.length-f),keepDims:!1}}),m.push(h)),f--)}for(const e of m)e!==h&&n.disposeIntermediateTensorInfo(e);return h}},Ta=Zn({opSnippet:"return (x >= 0.0) ? x : (exp(x) - 1.0);",packedOpSnippet:"\n vec4 result;\n\n result.r = (x.r >= 0.0) ? x.r : (exp(x.r) - 1.0);\n result.g = (x.g >= 0.0) ? x.g : (exp(x.g) - 1.0);\n result.b = (x.b >= 0.0) ? x.b : (exp(x.b) - 1.0);\n result.a = (x.a >= 0.0) ? x.a : (exp(x.a) - 1.0);\n\n return result;\n"}),Ca={kernelName:o.V,backendName:"webgl",kernelFunc:Ta},Ea={kernelName:o.W,backendName:"webgl",kernelFunc:e=>{const{inputs:t,backend:n}=e,{dy:r,y:a}=t,i=Object(o.zd)().getBool("WEBGL_PACK_BINARY_OPERATIONS")?new zn("\n vec4 bGTEZero = vec4(greaterThanEqual(b, vec4(0.)));\n return (bGTEZero * a) + ((vec4(1.0) - bGTEZero) * (a * (b + vec4(1.0))));\n",r.shape,a.shape):new Bn("return (b >= 1.0) ? a : a * (b + 1.0);",r.shape,a.shape);return n.runWebGLProgram(i,[r,a],r.dtype)}},Ia=Jn({opSnippet:"return float(a == b);",packedOpSnippet:"\n return vec4(equal(a, b));\n",dtype:"bool",cpuKernelImpl:Lt}),ja={kernelName:o.X,backendName:"webgl",kernelFunc:Ia},Na=Zn({opSnippet:`\n // Error function is calculated approximately with elementary function.\n // See "Handbook of Mathematical Functions with Formulas,\n // Graphs, and Mathematical Tables", Abramowitz and Stegun.\n float p = ${o.md.ERF_P};\n float a1 = ${o.md.ERF_A1};\n float a2 = ${o.md.ERF_A2};\n float a3 = ${o.md.ERF_A3};\n float a4 = ${o.md.ERF_A4};\n float a5 = ${o.md.ERF_A5};\n\n float sign = sign(x);\n x = abs(x);\n float t = 1.0 / (1.0 + p * x);\n return sign * (1.0 - (((((a5*t + a4)*t) + a3)*t + a2)*t + a1)*t*exp(-x*x));\n`}),Aa={kernelName:o.Y,backendName:"webgl",kernelFunc:Na},Ra=Zn({opSnippet:"if (isnan(x)) return x;\n return exp(x);\n",packedOpSnippet:"\n vec4 result = exp(x);\n bvec4 isNaN = isnan(x);\n result.r = isNaN.r ? x.r : result.r;\n result.g = isNaN.g ? x.g : result.g;\n result.b = isNaN.b ? x.b : result.b;\n result.a = isNaN.a ? x.a : result.a;\n\n return result;\n",cpuKernelImpl:Bt,dtype:"float32"}),_a={kernelName:o.Z,backendName:"webgl",kernelFunc:Ra};
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the License);
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an AS IS BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function $a(e){const{inputs:t,attrs:n,backend:r}=e,{dim:a}=n,{input:i}=t,s=i.shape.length,u=i.shape.slice();let c=a;return a<0&&(o.ae.assert(-(s+1)<=a,()=>`Axis must be in the interval [${-(s+1)}, ${s}]`),c=s+a+1),u.splice(c,0,1),ur({inputs:{x:i},backend:r,attrs:{shape:u}})}const Fa={kernelName:o.ab,backendName:"webgl",kernelFunc:$a},Da="return exp(x) - 1.0;",Ma=Zn({opSnippet:Da,packedOpSnippet:Da,cpuKernelImpl:zt}),Pa={kernelName:o.bb,backendName:"webgl",kernelFunc:Ma};
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+class La{constructor(e,t,n){this.variableNames=["real","imag"];const r=t[1];this.outputShape=t;const o=n?"2.0 * "+Math.PI:"-2.0 * "+Math.PI,a=n?r+".0":"1.0";let i;if("real"===e)i="return real * expR - imag * expI;";else{if("imag"!==e)throw new Error(`FFT component must be either "real" or "imag", got ${e}.`);i="return real * expI + imag * expR;"}this.userCode=`\n const float exponentMultiplier = ${o};\n\n float unaryOpComplex(float real, float expR, float imag, float expI) {\n ${i}\n }\n\n float mulMatDFT(int batch, int index) {\n float indexRatio = float(index) / float(${r});\n float exponentMultiplierTimesIndexRatio =\n exponentMultiplier * indexRatio;\n\n float result = 0.0;\n\n for (int i = 0; i < ${r}; i++) {\n // x = (-2|2 * PI / N) * index * i;\n float x = exponentMultiplierTimesIndexRatio * float(i);\n float expR = cos(x);\n float expI = sin(x);\n float real = getReal(batch, i);\n float imag = getImag(batch, i);\n\n result +=\n unaryOpComplex(real, expR, imag, expI) / ${a};\n }\n\n return result;\n }\n\n void main() {\n ivec2 coords = getOutputCoords();\n setOutput(mulMatDFT(coords[0], coords[1]));\n }\n `}}
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */function Ba(e,t,n){const r=n.texData.get(e.dataId),a=o.ae.sizeFromShape(e.shape),i=e.shape[e.shape.length-1],s=ur({inputs:{x:e},backend:n,attrs:{shape:[a/i,i]}}),u=s.shape,c=new La("real",u,t),l=new La("imag",u,t),d=[{dataId:r.complexTensorInfos.real.dataId,dtype:r.complexTensorInfos.real.dtype,shape:u},{dataId:r.complexTensorInfos.imag.dataId,dtype:r.complexTensorInfos.imag.dtype,shape:u}],p=n.runWebGLProgram(c,d,"float32"),h=n.runWebGLProgram(l,d,"float32"),f=Wn({inputs:{real:p,imag:h},backend:n});n.disposeIntermediateTensorInfo(p),n.disposeIntermediateTensorInfo(h);const m=ur({inputs:{x:f},backend:n,attrs:{shape:e.shape}});return n.disposeIntermediateTensorInfo(s),n.disposeIntermediateTensorInfo(f),m}
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const za={kernelName:o.cb,backendName:"webgl",kernelFunc:function(e){const{inputs:t,backend:n}=e,{input:r}=t;return Ba(r,!1,n)}};
+/**
+ * @license
+ * Copyright 2019 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */class Ua{constructor(e,t){this.outputShape=[],this.customUniforms=[{name:"value",type:"float"}],this.variableNames=["x"],this.outputShape=e,this.userCode="\n void main() {\n // Input can be obtained from uniform value.\n setOutput(value);\n }\n "}}
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */function Va(e){const{backend:t,attrs:n}=e,{shape:r,value:a}=n;let{dtype:i}=n;if(i=i||o.ae.inferDtype(a),"string"===i){const e=o.ae.getArrayFromDType(i,o.ae.sizeFromShape(r));return e.fill(a),t.makeTensorInfo(r,i,e)}{const e=new Ua(r,a),n=[[a]];return t.runWebGLProgram(e,[],i,n)}}const Wa={kernelName:o.db,backendName:"webgl",kernelFunc:Va};
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */class Ga{constructor(e){this.variableNames=["Image"],this.outputShape=[];const t=e[2];this.outputShape=e,this.userCode=`\n void main() {\n ivec4 coords = getOutputCoords();\n int x = coords[2];\n\n int coordX = ${t} - x - 1;\n float outputValue;\n if(coordX >= 0 && coordX < ${t}) {\n outputValue = getImage(coords[0], coords[1], coordX, coords[3]);\n } else {\n outputValue = getImage(coords[0], coords[1], coords[2], coords[3]);\n }\n setOutput(outputValue);\n }\n `}}
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const Ha={kernelName:o.eb,backendName:"webgl",kernelFunc:({inputs:e,backend:t})=>{const{image:n}=e,r=t,o=new Ga(n.shape);return r.runWebGLProgram(o,[n],n.dtype)}},qa="return floor(x);",Ka=Zn({opSnippet:qa,packedOpSnippet:qa,cpuKernelImpl:Ut}),Xa={kernelName:o.fb,backendName:"webgl",kernelFunc:Ka},Ya=Jn({opSnippet:"\n float s = sign(a) * sign(b);\n int ia = round(a);\n int ib = round(b);\n if (ib != 0) {\n // Windows (D3D) wants guaranteed non-zero int division at compile-time.\n return float(idiv(ia, ib, s));\n } else {\n return NAN;\n }\n",packedOpSnippet:"\n ivec4 ia = round(a);\n ivec4 ib = round(b);\n bvec4 cond = notEqual(ib, ivec4(0));\n ivec4 result = ivec4(0);\n vec4 s = sign(a) * sign(b);\n\n // Windows (D3D) wants guaranteed non-zero int division at compile-time.\n if (cond[0]) {\n result[0] = idiv(ia[0], ib[0], s[0]);\n }\n if (cond[1]) {\n result[1] = idiv(ia[1], ib[1], s[1]);\n }\n if (cond[2]) {\n result[2] = idiv(ia[2], ib[2], s[2]);\n }\n if (cond[3]) {\n result[3] = idiv(ia[3], ib[3], s[3]);\n }\n return vec4(result);\n",dtype:"int32"}),Qa={kernelName:o.gb,backendName:"webgl",kernelFunc:Ya};
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+class Za{constructor(e){this.variableNames=["A"];const t=z(),[n,r]=e;this.outputShape=e,this.userCode=`\n void main() {\n ivec3 coords = getOutputCoords();\n int texR = coords[0];\n int texC = coords[1];\n int depth = coords[2];\n vec2 uv = (vec2(texC, texR) + halfCR) / vec2(${r}.0, ${n}.0);\n\n vec4 values = ${t.texture2D}(A, uv);\n float value;\n if (depth == 0) {\n value = values.r;\n } else if (depth == 1) {\n value = values.g;\n } else if (depth == 2) {\n value = values.b;\n } else if (depth == 3) {\n value = values.a;\n }\n\n setOutput(floor(value * 255.0 + 0.5));\n }\n `}}
+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */class Ja{constructor(e){this.variableNames=["A"],this.packedInputs=!1,this.packedOutput=!0;const t=z(),[n,r]=e;this.outputShape=e,this.userCode=`\n void main() {\n ivec3 coords = getOutputCoords();\n int texR = coords[0];\n int texC = coords[1];\n int depth = coords[2];\n\n vec4 result = vec4(0.);\n\n for(int row=0; row<=1; row++) {\n for(int col=0; col<=1; col++) {\n texC = coords[1] + row;\n depth = coords[2] + col;\n\n vec2 uv = (vec2(texC, texR) + halfCR) /\n vec2(${r}.0, ${n}.0);\n vec4 values = ${t.texture2D}(A, uv);\n float value;\n if (depth == 0) {\n value = values.r;\n } else if (depth == 1) {\n value = values.g;\n } else if (depth == 2) {\n value = values.b;\n } else if (depth == 3) {\n value = values.a;\n }\n\n result[row * 2 + col] = floor(value * 255.0 + 0.5);\n }\n }\n\n ${t.output} = result;\n }\n `}}
+/**
+ * @license
+ * Copyright 2019 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const ei={kernelName:o.hb,backendName:"webgl",kernelFunc:function(e){const{inputs:t,backend:n,attrs:r}=e;let{pixels:a}=t;const{numChannels:i}=r,s="undefined"!=typeof HTMLVideoElement&&a instanceof HTMLVideoElement,u="undefined"!=typeof HTMLImageElement&&a instanceof HTMLImageElement,[l,d]=s?[a.videoWidth,a.videoHeight]:[a.width,a.height],p=[d,l],h=[d,l,i];(u||s)&&(null==ti&&(ti=document.createElement("canvas").getContext("2d")),ti.canvas.width=l,ti.canvas.height=d,ti.drawImage(a,0,0,l,d),a=ti.canvas);const f=n.makeTensorInfo(p,"int32");n.texData.get(f.dataId).usage=c.PIXELS,n.gpgpu.uploadPixelDataToTexture(n.getTexture(f.dataId),a);const m=Object(o.zd)().getBool("WEBGL_PACK")?new Ja(h):new Za(h),g=n.runWebGLProgram(m,[f],"int32");return n.disposeData(f.dataId),g}
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */};let ti;const ni={kernelName:o.jb,backendName:"webgl",kernelFunc:function(e){const{inputs:t,backend:n,attrs:r}=e,{x:a,filter:i,bias:s,preluActivationWeights:u}=t,{strides:c,pad:l,dataFormat:d,dilations:p,dimRoundingMode:h,activation:f,leakyreluAlpha:m}=r,g=o.md.convertConv2DDataFormat(d),b=o.md.computeConv2DInfo(a.shape,i.shape,c,p,l,h,!1,g);let y;const v=[];if(1!==b.filterHeight||1!==b.filterWidth||1!==b.dilationHeight||1!==b.dilationWidth||1!==b.strideHeight||1!==b.strideWidth||"SAME"!==b.padInfo.type&&"VALID"!==b.padInfo.type)if(Object(o.zd)().getBool("WEBGL_CONV_IM2COL")&&1===a.shape[0])y=Vo({x:a,filter:i,convInfo:b,backend:n,bias:s,activation:f,preluActivationWeights:u,leakyreluAlpha:m});else{const e=null!=s,t=null!=u,r="leakyrelu"===f,c=f?er(f,!1):null,l=new Lo(b,e,c,t,r),d=[a,i];if(s&&d.push(s),u&&d.push(u),r){const e=n.makeTensorInfo([],"float32",o.ae.createScalarValue(m,"float32"));d.push(e),v.push(e)}y=n.runWebGLProgram(l,d,"float32")}else y=Uo({x:a,filter:i,convInfo:b,backend:n,bias:s,activation:f,preluActivationWeights:u,leakyreluAlpha:m});const x=ur({inputs:{x:y},backend:n,attrs:{shape:b.outShape}});return v.push(y),v.forEach(e=>n.disposeIntermediateTensorInfo(e)),x}};
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const ri={kernelName:o.kb,backendName:"webgl",kernelFunc:function(e){const{inputs:t,backend:n,attrs:r}=e,{x:a,filter:i,bias:s,preluActivationWeights:u}=t,{strides:c,pad:l,dilations:d,dimRoundingMode:p,activation:h,leakyreluAlpha:f}=r,m=[];let g=d;null==g&&(g=[1,1]),o.ae.assert(o.md.eitherStridesOrDilationsAreOne(c,g),()=>`Error in depthwiseConv2d: Either strides or dilations must be 1. Got strides ${c} and dilations '${g}'`);const b=o.md.computeConv2DInfo(a.shape,i.shape,c,g,l,p,!0),y=Object(o.zd)().getBool("WEBGL_PACK_DEPTHWISECONV")&&b.strideWidth<=2&&b.outChannels/b.inChannels==1,v=h?er(h,y):null,x=[a,i],w=null!=s,O=null!=u,k="leakyrelu"===h;if(w&&x.push(s),O&&x.push(u),k){const e=n.makeTensorInfo([],"float32",o.ae.createScalarValue(f,"float32"));x.push(e),m.push(e)}let S;S=y?new fa(b,w,v,O,k):new ha(b,w,v,O,k);const T=[[b.padInfo.top,b.padInfo.left],[b.strideHeight,b.strideWidth],[b.dilationHeight,b.dilationWidth],[b.inHeight,b.inWidth]],C=n.runWebGLProgram(S,x,"float32",T);return m.forEach(e=>n.disposeIntermediateTensorInfo(e)),C}};class oi{constructor(e,t,n){this.sliceDim=e,this.strides=t,this.variableNames=["x","indices"],this.outputShape=n;const r=oe(t.length),o=oe(n.length),a=this.sliceDim>1?"strides[j]":"strides";this.userCode=`\n ${r} strides = ${r}(${this.strides});\n void main() {\n ${o} coords = getOutputCoords();\n int flattenIndex = 0;\n for (int j = 0; j < ${this.sliceDim}; j++) {\n int index = round(getIndices(coords[0], j));\n flattenIndex += index * ${a};\n }\n setOutput(getX(flattenIndex, coords[1]));\n }\n `}}
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const ai={kernelName:o.lb,backendName:"webgl",kernelFunc:function(e){const{inputs:t,backend:n}=e,{params:r,indices:a}=t,i=a.shape,s=i[i.length-1],u=o.ae.sizeFromShape(r.shape),[c,l,d,p]=o.md.prepareAndValidate(r,a),h=ur({inputs:{x:a},backend:n,attrs:{shape:[l,s]}}),f=ur({inputs:{x:r},backend:n,attrs:{shape:[o.ae.sizeFromShape(r.shape)/d,d]}});if(n.shouldExecuteOnCPU([r,a])||"string"===r.dtype){const e=n.readSync(a.dataId),t=n.bufferSync(r),o=Vt(e,t,r.dtype,l,s,d,p,r.shape,u);return n.makeTensorInfo(c,r.dtype,o.values)}const m=new oi(s,p,[l,d]),g=n.runWebGLProgram(m,[f,h],f.dtype),b=ur({inputs:{x:g},backend:n,attrs:{shape:c}});return n.disposeIntermediateTensorInfo(h),n.disposeIntermediateTensorInfo(f),n.disposeIntermediateTensorInfo(g),b}};
+/**
+ * @license
+ * Copyright 2017 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */class ii{constructor(e,t){this.variableNames=["A","indices"],this.outputShape=t,this.rank=t.length;const n=oe(this.rank),r=function(e,t){const n=["resRC.x","resRC.y","resRC.z","resRC.w"],r=[];for(let t=0;t<e.length;t++)2===t?r.push("index"):r.push(""+n[t]);return r.join()}
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */(e);this.userCode=`\n void main() {\n ${n} resRC = getOutputCoords();\n int index = int(getIndices(resRC.x, resRC.z));\n float inBounds = (index >= 0) && (index < ${e[2]}) ? 1.0 : 0.0;\n setOutput(inBounds * getA(${r}));\n }\n `}}function si(e){const{inputs:t,backend:n,attrs:r}=e,{x:a,indices:i}=t,{axis:s,batchDims:u}=r,c=o.ae.parseAxisParam(s,a.shape)[0];if(Object(o.zd)().get("DEBUG")){const e=n.readSync(i.dataId),t=a.shape[c];for(let n=0;n<e.length;++n){const r=e[n];o.ae.assert(r<=t-1&&r>=0,()=>`GatherV2: the index value ${r} is not in [0, ${t-1}]`)}}const l=o.md.segment_util.collectGatherOpShapeInfo(a,i,c,u),d=o.ae.sizeFromShape(i.shape),p=[],h=ur({inputs:{x:a},backend:n,attrs:{shape:[l.batchSize,l.outerSize,l.dimSize,l.sliceSize]}}),f=ur({inputs:{x:i},backend:n,attrs:{shape:[l.batchSize,d/l.batchSize]}});p.push(h),p.push(f);const m=[l.batchSize,l.outerSize,d/l.batchSize,l.sliceSize];if(n.shouldExecuteOnCPU([a,i])||"string"===a.dtype){const e=n.bufferSync(f),t=n.bufferSync(h),r=Wt(t,e,m);return p.forEach(e=>n.disposeIntermediateTensorInfo(e)),n.makeTensorInfo(l.outputShape,r.dtype,r.values)}const g=new ii(h.shape,m),b=n.runWebGLProgram(g,[h,f],h.dtype);p.push(b);const y=ur({inputs:{x:b},backend:n,attrs:{shape:l.outputShape}});return p.forEach(e=>n.disposeIntermediateTensorInfo(e)),y}const ui={kernelName:o.mb,backendName:"webgl",kernelFunc:si},ci=Jn({opSnippet:"return float(a > b);",packedOpSnippet:"\n return vec4(greaterThan(a, b));\n",cpuKernelImpl:Gt,dtype:"bool"}),li={kernelName:o.nb,backendName:"webgl",kernelFunc:ci},di=Jn({opSnippet:"return float(a >= b);",packedOpSnippet:"\n return vec4(greaterThanEqual(a, b));\n",dtype:"bool",cpuKernelImpl:Ht}),pi={kernelName:o.ob,backendName:"webgl",kernelFunc:di};
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const hi={kernelName:o.pb,backendName:"webgl",kernelFunc:
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e){const{inputs:t,backend:n}=e,{input:r}=t;return Ba(r,!0,n)}},fi=Zn({opSnippet:"return float(!isnan(x) && !isinf(x));",dtype:"bool"}),mi={kernelName:o.sb,backendName:"webgl",kernelFunc:fi},gi=Zn({opSnippet:"return float(isinf(x));",dtype:"bool"}),bi={kernelName:o.tb,backendName:"webgl",kernelFunc:gi},yi=Zn({opSnippet:"return float(isnan(x));",dtype:"bool"}),vi={kernelName:o.ub,backendName:"webgl",kernelFunc:yi},xi=Jn({opSnippet:"return float(a < b);",packedOpSnippet:"\n return vec4(lessThan(a, b));\n",cpuKernelImpl:qt,dtype:"bool"}),wi={kernelName:o.zb,backendName:"webgl",kernelFunc:xi},Oi=Jn({opSnippet:"return float(a <= b);",packedOpSnippet:"\n return vec4(lessThanEqual(a, b));\n",cpuKernelImpl:Kt,dtype:"bool"}),ki={kernelName:o.Ab,backendName:"webgl",kernelFunc:Oi};
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const Si={kernelName:o.Bb,backendName:"webgl",kernelFunc:
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e){const{backend:t,attrs:n}=e,{start:r,stop:o,num:a}=n,i=Xt(r,o,a);return t.makeTensorInfo([i.length],"float32",i)}},Ti=Zn({opSnippet:"if (isnan(x)) return x;\n return x < 0.0 ? 0./0. : log(x);\n",packedOpSnippet:"\n vec4 result = log(x);\n bvec4 isNaN = isnan(x);\n result.r = isNaN.r ? x.r : (x.r < 0.0 ? 0./0. : result.r);\n result.g = isNaN.g ? x.g : (x.g < 0.0 ? 0./0. : result.g);\n result.b = isNaN.b ? x.b : (x.b < 0.0 ? 0./0. : result.b);\n result.a = isNaN.a ? x.a : (x.a < 0.0 ? 0./0. : result.a);\n return result;\n",cpuKernelImpl:Yt}),Ci={kernelName:o.Cb,backendName:"webgl",kernelFunc:Ti},Ei=Zn({opSnippet:"if (isnan(x)) return x;\n return log(1.0 + x);\n"}),Ii={kernelName:o.Db,backendName:"webgl",kernelFunc:Ei},ji=Jn({opSnippet:"return float(a >= 1.0 && b >= 1.0);",packedOpSnippet:"\n return vec4(\n vec4(greaterThanEqual(a, vec4(1.0))) *\n vec4(greaterThanEqual(b, vec4(1.0))));\n",dtype:"bool"}),Ni={kernelName:o.Eb,backendName:"webgl",kernelFunc:ji},Ai=Zn({opSnippet:"return float(!(x >= 1.0));"}),Ri={kernelName:o.Fb,backendName:"webgl",kernelFunc:Ai},_i=Jn({opSnippet:"return float(a >= 1.0 || b >= 1.0);",packedOpSnippet:"\n return min(\n vec4(greaterThanEqual(a, vec4(1.0))) +\n vec4(greaterThanEqual(b, vec4(1.0))),\n vec4(1.0));\n",dtype:"bool"}),$i={kernelName:o.Gb,backendName:"webgl",kernelFunc:_i};
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+/**
+ * @license
+ * Copyright 2017 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+class Fi{constructor(e,t,n,r,o){this.variableNames=["x"],this.outputShape=[];const a=t,i=e[3]-1;let s;this.outputShape=e;const u=`float(${n}) + float(${r}) * sum`;s=.5===o?`inversesqrt(${u})`:1===o?`1.0/(${u})`:`exp(log(${u}) * float(-${o}));`,this.userCode=`\n void main() {\n ivec4 coords = getOutputCoords();\n int b = coords[0];\n int r = coords[1];\n int c = coords[2];\n int d = coords[3];\n float x = getX(b, r, c, d);\n float sum = 0.0;\n for (int j = -${a}; j <= ${a}; j++) {\n int idx = d + j;\n if (idx >= 0 && idx <= ${i}) {\n float z = getX(b, r, c, idx);\n sum += z * z;\n }\n }\n float val = x * ${s};\n setOutput(val);\n }\n `}}
+/**
+ * @license
+ * Copyright 2019 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */class Di{constructor(e,t,n,r,o){this.variableNames=["x"],this.outputShape=[],this.packedInputs=!0,this.packedOutput=!0;const a=t,i=e[3]-1;let s;this.outputShape=e;const u=`float(${n}) + float(${r}) * sum`;s=.5===o?`inversesqrt(${u})`:1===o?`1.0/(${u})`:`exp(log(${u}) * float(-${o}));`,this.userCode=`\n void main() {\n ivec4 coords = getOutputCoords();\n int b = coords.x;\n int r = coords.y;\n int c = coords.z;\n int d = coords.w;\n\n bool hasNextCol = d < ${this.outputShape[3]};\n bool hasNextRow = c < ${this.outputShape[2]};\n\n vec4 sum = vec4(0.);\n vec4 xFragAtOutputCoords = getX(b, r, c, d);\n\n vec4 xAtOutputCoords = vec4(\n getChannel(xFragAtOutputCoords, vec2(c, d)),\n hasNextCol ?\n getChannel(xFragAtOutputCoords, vec2(c, d + 1)) : 0.0,\n hasNextRow ?\n getChannel(xFragAtOutputCoords , vec2(c + 1, d)) : 0.0,\n (hasNextRow && hasNextCol) ?\n getChannel(xFragAtOutputCoords, vec2(c + 1, d + 1)) : 0.0\n );\n\n int firstChannel = d - ${a};\n vec2 cache = vec2(0.);\n if(firstChannel >= 0){\n vec4 firstChannelFrag = getX(b, r, c, firstChannel);\n cache.x = getChannel(firstChannelFrag, vec2(c, firstChannel));\n if(hasNextRow){\n cache.y = getChannel(firstChannelFrag, vec2(c + 1, firstChannel));\n }\n }\n\n ivec2 depth = ivec2(d, d + 1);\n for (int j = - ${a}; j <= ${a}; j++) {\n ivec2 idx = depth + j;\n bvec2 aboveLowerBound = greaterThanEqual(idx, ivec2(0));\n bvec2 belowUpperBound = lessThanEqual(idx, ivec2(${i}));\n\n bool depthInRange = aboveLowerBound.x && belowUpperBound.x;\n bool depthPlusOneInRange = aboveLowerBound.y && belowUpperBound.y;\n\n if(depthInRange || depthPlusOneInRange){\n vec4 z = vec4(0.);\n vec4 xFragAtCurrentDepth;\n z.xz = cache.xy;\n if(depthPlusOneInRange && hasNextCol){\n xFragAtCurrentDepth = idx.y != d ?\n getX(b, r, c, idx.y) : xFragAtOutputCoords;\n z.y = getChannel(xFragAtCurrentDepth, vec2(c, idx.y));\n if(hasNextRow){\n z.w = getChannel(xFragAtCurrentDepth, vec2(c + 1, idx.y));\n }\n }\n cache.xy = z.yw;\n sum += z * z;\n }\n }\n vec4 result = xAtOutputCoords * ${s};\n setOutput(result);\n }\n `}}
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const Mi={kernelName:o.wb,backendName:"webgl",kernelFunc:e=>{const{inputs:t,backend:n,attrs:r}=e,{x:a}=t,{depthRadius:i,bias:s,alpha:u,beta:c}=r,l=Object(o.zd)().getBool("WEBGL_PACK_NORMALIZATION")?new Di(a.shape,i,s,u,c):new Fi(a.shape,i,s,u,c);return n.runWebGLProgram(l,[a],a.dtype)}};
+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+class Pi{constructor(e,t,n,r,o){this.variableNames=["inputImage","outputImage","dy"],this.outputShape=[],this.outputShape=e,this.depth=e[3],this.depthRadius=t,this.bias=n,this.alpha=r,this.beta=o,this.userCode=`\n void main() {\n ivec4 coords = getOutputCoords();\n int b = coords[0];\n int r = coords[1];\n int c = coords[2];\n\n float result = 0.0;\n for (int d = 0; d < ${this.depth}; ++d) {\n int depthBegin = int(max(0.0, float(d - ${t})));\n int depthEnd = int(min(float(${this.depth}),\n float(d + ${t} + 1)));\n\n const int MIN_DEPTH_BEGIN = 0;\n const int MAX_DEPTH_END = ${this.depth};\n\n float norm = 0.0;\n for (int k = MIN_DEPTH_BEGIN; k < MAX_DEPTH_END; ++k) {\n if (k < depthBegin){\n continue;\n }\n else if (k >= depthBegin && k < depthEnd) {\n norm += getInputImage(b, r, c, k) * getInputImage(b, r, c, k);\n }\n else {\n break;\n }\n }\n\n norm = float(${r}) * norm + float(${n});\n\n for(int k = MIN_DEPTH_BEGIN; k < MAX_DEPTH_END; ++k){\n if (k < depthBegin){\n continue;\n }\n else if (k >= depthBegin && k < depthEnd){\n float dyi = -2.0 * float(${r})\n * float(${o})\n * getInputImage(b ,r ,c, k) * getOutputImage(b, r, c, d)\n / norm;\n if (k == d) {\n dyi += pow(norm, -1.0 * ${o});\n }\n if (k == coords[3]) {\n dyi *= getDy(b, r, c, d);\n result += dyi;\n }\n }\n else {\n break;\n }\n }\n }\n setOutput(result);\n }\n `}}
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const Li={kernelName:o.xb,backendName:"webgl",kernelFunc:e=>{const{inputs:t,backend:n,attrs:r}=e,{x:o,y:a,dy:i}=t,{depthRadius:s,bias:u,alpha:c,beta:l}=r,d=new Pi(o.shape,s,u,c,l);return n.runWebGLProgram(d,[o,a,i],o.dtype)}};
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function Bi(e){const{inputs:t,backend:n,attrs:r}=e,{x:a}=t,{reductionIndices:i,keepDims:s}=r,u=a.shape.length,c=o.ae.parseAxisParam(i,a.shape);let l=c;const d=o.md.getAxesPermutation(l,u),p=null!=d,h=n.shouldExecuteOnCPU([a]);let f=a;if(p){if(h){const e=n.texData.get(f.dataId).values,t=new Array(u);for(let e=0;e<t.length;e++)t[e]=a.shape[d[e]];const r=wn(e,a.shape,a.dtype,d,t);f=n.makeTensorInfo(t,a.dtype);n.texData.get(f.dataId).values=r}else f=mr(a,d,n);l=o.md.getInnerMostAxes(l.length,u)}o.md.assertAxesAreInnerMostDims("max",l,u);const[m,g]=o.md.computeOutAndReduceShapes(f.shape,l);let b,y=m;if(s&&(y=o.md.expandShapeToKeepDim(m,c)),h){const e=n.texData.get(f.dataId).values,t=Qt(e,o.ae.sizeFromShape(g),y,a.dtype);b=n.makeTensorInfo(y,a.dtype);n.texData.get(b.dataId).values=t}else b=
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e,t,n,r){const a=o.ae.sizeFromShape(t),i=ur({inputs:{x:e},attrs:{shape:[o.ae.sizeFromShape(e.shape)/a,a]},backend:r}),s=pr(i,e.dtype,"max",r),u=ur({inputs:{x:s},attrs:{shape:n},backend:r});return r.disposeIntermediateTensorInfo(i),r.disposeIntermediateTensorInfo(s),u}(f,g,y,n);return p&&n.disposeIntermediateTensorInfo(f),b}const zi={kernelName:o.Hb,backendName:"webgl",kernelFunc:Bi},Ui=Jn({opSnippet:"\n if (isnan(a)) return a;\n if (isnan(b)) return b;\n\n return max(a, b);\n",packedOpSnippet:"\n vec4 result = vec4(max(a, b));\n vec4 isNaN = min(vec4(isnan(a)) + vec4(isnan(b)), vec4(1.0));\n \n result.r = isNaN.r > 0. ? NAN : result.r;\n result.g = isNaN.g > 0. ? NAN : result.g;\n result.b = isNaN.b > 0. ? NAN : result.b;\n result.a = isNaN.a > 0. ? NAN : result.a;\n\n return result;\n",cpuKernelImpl:Zt}),Vi={kernelName:o.Nb,backendName:"webgl",kernelFunc:Ui};
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const Wi={kernelName:o.Ib,backendName:"webgl",kernelFunc:
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e){const{inputs:t,backend:n,attrs:r}=e,{x:a}=t;L(a,"maxPool");const{filterSize:i,strides:s,pad:u,dimRoundingMode:c}=r;o.ae.assert(o.md.eitherStridesOrDilationsAreOne(s,1),()=>`Error in maxPool: Either strides or dilations must be 1. Got strides ${s} and dilations '1'`);const l=o.md.computePool2DInfo(a.shape,i,s,1,u,c);if(1===l.filterWidth&&1===l.filterHeight&&o.ae.arraysEqual(l.inShape,l.outShape))return Un({inputs:{x:a},backend:n});const d=new Yr(l,"max",!1);return n.runWebGLProgram(d,[a],a.dtype)}};
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const Gi={kernelName:o.Jb,backendName:"webgl",kernelFunc:function(e){const{inputs:t,backend:n,attrs:r}=e,{x:a}=t,{filterSize:i,strides:s,pad:u,dataFormat:c,dimRoundingMode:l}=r,d=o.md.computePool3DInfo(a.shape,i,s,[1,1,1],u,l,c),p=new Qr(d,"max",!1);return n.runWebGLProgram(p,[a],a.dtype)}};
+/**
+ * @license
+ * Copyright 2017 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */class Hi{constructor(e){this.variableNames=["dy","maxPos"],this.outputShape=e.inShape;const t=e.strideHeight,n=e.strideWidth,r=e.dilationHeight,o=e.effectiveFilterHeight,a=e.effectiveFilterWidth,i=o-1-e.padInfo.top,s=a-1-e.padInfo.left,u=o*a-1;this.userCode=`\n const ivec2 pads = ivec2(${i}, ${s});\n\n void main() {\n ivec4 coords = getOutputCoords();\n int b = coords[0];\n int d = coords[3];\n\n ivec2 dyRCCorner = coords.yz - pads;\n int dyRCorner = dyRCCorner.x;\n int dyCCorner = dyRCCorner.y;\n\n // Convolve dy(?, ?, d) with pos mask(:, :, d) to get dx(xR, xC, d).\n // ? = to be determined. : = across all values in that axis.\n float dotProd = 0.0;\n for (int wR = 0; wR < ${o};\n wR += ${r}) {\n float dyR = float(dyRCorner + wR) / ${t}.0;\n\n if (dyR < 0.0 || dyR >= ${e.outHeight}.0 || fract(dyR) > 0.0) {\n continue;\n }\n int idyR = int(dyR);\n\n for (int wC = 0; wC < ${a}; wC++) {\n float dyC = float(dyCCorner + wC) / ${n}.0;\n\n if (dyC < 0.0 || dyC >= ${e.outWidth}.0 ||\n fract(dyC) > 0.0) {\n continue;\n }\n int idyC = int(dyC);\n\n float dyValue = getDy(b, idyR, idyC, d);\n int maxPosValue = ${u} - int(getMaxPos(b, idyR, idyC, d));\n\n // Get the current value, check it against the value from the\n // position matrix.\n int curPosValue = wR * ${a} + wC;\n float mask = float(maxPosValue == curPosValue ? 1.0 : 0.0);\n\n dotProd += dyValue * mask;\n }\n }\n setOutput(dotProd);\n }\n `}}class qi{constructor(e){this.variableNames=["dy","maxPos"],this.outputShape=e.inShape;const t=e.strideDepth,n=e.strideHeight,r=e.strideWidth,o=e.dilationDepth,a=e.dilationHeight,i=e.dilationWidth,s=e.effectiveFilterDepth,u=e.effectiveFilterHeight,c=e.effectiveFilterWidth,l=s-1-e.padInfo.front,d=u-1-e.padInfo.top,p=c-1-e.padInfo.left,h=s*u*c-1;this.userCode=`\n const ivec3 pads = ivec3(${l}, ${d}, ${p});\n\n void main() {\n ivec5 coords = getOutputCoords();\n int batch = coords.x;\n int ch = coords.u;\n\n ivec3 dyCorner = ivec3(coords.y, coords.z, coords.w) - pads;\n int dyDCorner = dyCorner.x;\n int dyRCorner = dyCorner.y;\n int dyCCorner = dyCorner.z;\n\n // Convolve dy(?, ?, ?, ch) with pos mask(:, :, :, d) to get\n // dx(xD, xR, xC, ch).\n // ? = to be determined. : = across all values in that axis.\n float dotProd = 0.0;\n\n for (int wD = 0; wD < ${s};\n wD += ${o}) {\n float dyD = float(dyDCorner + wD) / ${t}.0;\n\n if (dyD < 0.0 || dyD >= ${e.outDepth}.0 || fract(dyD) > 0.0) {\n continue;\n }\n int idyD = int(dyD);\n\n for (int wR = 0; wR < ${u};\n wR += ${a}) {\n float dyR = float(dyRCorner + wR) / ${n}.0;\n\n if (dyR < 0.0 || dyR >= ${e.outHeight}.0 ||\n fract(dyR) > 0.0) {\n continue;\n }\n int idyR = int(dyR);\n\n for (int wC = 0; wC < ${c};\n wC += ${i}) {\n float dyC = float(dyCCorner + wC) / ${r}.0;\n\n if (dyC < 0.0 || dyC >= ${e.outWidth}.0 ||\n fract(dyC) > 0.0) {\n continue;\n }\n int idyC = int(dyC);\n\n float dyValue = getDy(batch, idyD, idyR, idyC, ch);\n int maxPosValue = ${h} -\n int(getMaxPos(batch, idyD, idyR, idyC, ch));\n\n // Get the current value, check it against the value from the\n // position matrix.\n int curPosValue =\n wD * ${u} * ${c} +\n wR * ${c} + wC;\n float mask = float(maxPosValue == curPosValue ? 1.0 : 0.0);\n\n dotProd += dyValue * mask;\n }\n }\n }\n setOutput(dotProd);\n }\n `}}
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const Ki={kernelName:o.Kb,backendName:"webgl",kernelFunc:function(e){const{inputs:t,backend:n,attrs:r}=e,{dy:a,input:i}=t,s=i,{filterSize:u,strides:c,pad:l,dimRoundingMode:d}=r,p=o.md.computePool3DInfo(s.shape,u,c,[1,1,1],l,d),h=new Qr(p,"max",!0),f=n.runWebGLProgram(h,[s],s.dtype),m=new qi(p),g=n.runWebGLProgram(m,[a,f],s.dtype);return n.disposeIntermediateTensorInfo(f),g}};
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const Xi={kernelName:o.Lb,backendName:"webgl",kernelFunc:function(e){const{inputs:t,backend:n,attrs:r}=e,{dy:a,input:i,output:s}=t,u=i;L([i,s],"maxPoolGrad");const{filterSize:c,strides:l,pad:d,dimRoundingMode:p}=r,h=o.md.computePool2DInfo(u.shape,c,l,1,d,p),f=new Yr(h,"max",!0),m=n.runWebGLProgram(f,[u],u.dtype),g=new Hi(h),b=n.runWebGLProgram(g,[a,m],u.dtype);return n.disposeIntermediateTensorInfo(m),b}};
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+const Yi={kernelName:o.Mb,backendName:"webgl",kernelFunc:({inputs:e,attrs:t,backend:n})=>{const{x:r}=e,{filterSize:a,strides:i,pad:s,includeBatchInIndex:u}=t,c=n;o.ae.assert(4===r.shape.length,()=>`Error in maxPool: input must be rank 4 but got rank ${r.shape.length}.`);const l=[1,1];o.ae.assert(o.md.eitherStridesOrDilationsAreOne(i,l),()=>`Error in maxPool: Either strides or dilations must be 1. Got strides ${i} and dilations '${l}'`);const d=o.md.computePool2DInfo(r.shape,a,i,l,s),[p,h]=function(e,t,n,r){let o=new Yr(n,"max",!1);const a=r.runWebGLProgram(o,[e],"float32");return o=new Yr(n,"max",!0,!0,t),[a,r.runWebGLProgram(o,[e],"float32")]}(r,u,d,c);return[p,h]}};
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+const Qi={kernelName:o.Ob,backendName:"webgl",kernelFunc:({inputs:e,attrs:t,backend:n})=>{const{x:r}=e,{keepDims:a,axis:i}=t,s=n,u=r.shape.length,c=o.ae.parseAxisParam(i,r.shape);let l=c;const d=o.md.getAxesPermutation(l,u),p=null!=d,h=s.shouldExecuteOnCPU([r]),f=[];let m=r;if(p){if(h){const e=s.texData.get(m.dataId).values,t=new Array(u);for(let e=0;e<t.length;e++)t[e]=r.shape[d[e]];const n=wn(e,r.shape,r.dtype,d,t);m=s.makeTensorInfo(t,r.dtype);s.texData.get(m.dataId).values=n}else m=mr(r,d,s);f.push(m),l=o.md.getInnerMostAxes(l.length,u)}o.md.assertAxesAreInnerMostDims("sum",l,u);const[g,b]=o.md.computeOutAndReduceShapes(m.shape,l);let y=g;a&&(y=o.md.expandShapeToKeepDim(g,c));const v=function(e,t,n,r){const a=o.ae.sizeFromShape(t),i=ur({inputs:{x:e},attrs:{shape:[o.ae.sizeFromShape(e.shape)/a,a]},backend:r}),s=pr(i,"float32","mean",r),u=ur({inputs:{x:s},attrs:{shape:n},backend:r});return r.disposeIntermediateTensorInfo(i),r.disposeIntermediateTensorInfo(s),u}(m,b,y,s);for(const e of f)s.disposeIntermediateTensorInfo(e);return v}};
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const Zi={kernelName:o.Pb,backendName:"webgl",kernelFunc:function(e){const{inputs:t,backend:n,attrs:r}=e,{x:a}=t,{axis:i,keepDims:s}=r,u=a.shape.length,c=o.ae.parseAxisParam(i,a.shape);let l=c;const d=o.md.getAxesPermutation(l,u);let p=a;null!=d&&(p=yr({inputs:{x:a},backend:n,attrs:{perm:d}}),l=o.md.getInnerMostAxes(l.length,a.shape.length)),o.md.assertAxesAreInnerMostDims("min",l,u);const[h,f]=o.md.computeOutAndReduceShapes(p.shape,l),m=ur({inputs:{x:p},backend:n,attrs:{shape:[-1,o.ae.sizeFromShape(f)]}}),g=pr(m,m.dtype,"min",n);let b;if(s){b=ur({inputs:{x:g},backend:n,attrs:{shape:o.md.expandShapeToKeepDim(h,c)}})}else b=ur({inputs:{x:g},backend:n,attrs:{shape:h}});return n.disposeIntermediateTensorInfo(m),n.disposeIntermediateTensorInfo(g),null!=d&&n.disposeIntermediateTensorInfo(p),b}},Ji=Jn({opSnippet:"\n if (isnan(a)) return a;\n if (isnan(b)) return b;\n\n return min(a, b);\n",packedOpSnippet:"\n vec4 result = vec4(min(a, b));\n vec4 isNaN = min(vec4(isnan(a)) + vec4(isnan(b)), vec4(1.0));\n \n result.r = isNaN.r > 0. ? NAN : result.r;\n result.g = isNaN.g > 0. ? NAN : result.g;\n result.b = isNaN.b > 0. ? NAN : result.b;\n result.a = isNaN.a > 0. ? NAN : result.a;\n\n return result;\n",cpuKernelImpl:Jt}),es={kernelName:o.Qb,backendName:"webgl",kernelFunc:Ji};
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+class ts{constructor(e,t,n){this.variableNames=["x"],this.outputShape=t.map((t,n)=>t[0]+e[n]+t[1]);const r=e.length,o=oe(r),a=t.map(e=>e[0]).join(","),i=t.map((t,n)=>t[0]+e[n]).join(","),s=["coords[0]","coords[1]","coords[2]","coords[3]"].slice(0,r),u="reflect"===n?0:1;this.userCode=1!==r?`\n ${o} start = ${o}(${a});\n ${o} end = ${o}(${i});\n\n void main() {\n ${o} outC = getOutputCoords();\n for (int i = 0; i < ${r}; i++) {\n if (outC[i] < start[i]) {\n outC[i] = start[i] * 2 - outC[i] - ${u};\n } else if(outC[i] >= end[i]) {\n outC[i] = (end[i] - 1) * 2 - outC[i] + ${u};\n }\n }\n ${o} coords = outC - start;\n setOutput(getX(${s}));\n }\n `:`\n int start = ${a};\n int end = ${i};\n\n void main() {\n int outC = getOutputCoords();\n if (outC < start) {\n outC = start * 2 - outC - ${u};\n } else if(outC >= end) {\n outC = (end - 1) * 2 - outC + ${u};\n }\n setOutput(getX(outC - start));\n }\n `}}
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */class ns{constructor(e,t,n){this.variableNames=["x"],this.packedInputs=!0,this.packedOutput=!0,this.outputShape=t.map((t,n)=>t[0]+e[n]+t[1]);const r=e.length,o=oe(r),a=t.map(e=>e[0]).join(","),i=t.map((t,n)=>t[0]+e[n]).join(","),s=Sn("rc",r),u=Sn("source",r),c=`${s[r-1]} < ${this.outputShape[r-1]}`,l=1===r?"source":`vec2(${u.slice(-2).join()})`,d="reflect"===n?0:1;let p="";if(1===r){const e=`\n ${o} source = rc;\n if (source < start) {\n source = start * 2 - source - ${d};\n } else if (source >= end) {\n source = (end - 1) * 2 - source + ${d};\n }\n source -= start;\n `;p=`\n ${o} rc = outputLoc;\n ${e}\n result[0] = getChannel(getX(${u.join()}), ${l});\n ${s[r-1]} += 1;\n if(${c}) {\n ${e}\n result[1] = getChannel(getX(${u.join()}), ${l});\n }\n `}else{const e=`\n ${o} source = rc;\n ${o} lt = ${o}(lessThan(source, start));\n ${o} gte = ${o}(greaterThanEqual(source, end));\n ${o} orig = 1 - (lt + gte);\n source = orig * source +\n lt * (start * 2 - source - ${d}) +\n gte * ((end - 1) * 2 - source + ${d});\n source -= start;\n `;p=`\n ${o} rc = outputLoc;\n ${e}\n result[0] = getChannel(getX(${u.join()}), ${l});\n ${s[r-1]} += 1;\n if(${c}) {\n ${e}\n result[1] = getChannel(getX(${u.join()}), ${l});\n }\n rc = outputLoc;\n ${s[r-2]} += 1;\n if(${s[r-2]} < ${this.outputShape[r-2]}) {\n ${e}\n result[2] = getChannel(getX(${u.join()}), ${l});\n ${s[r-1]} += 1;\n if(${c}) {\n ${e}\n result[3] = getChannel(getX(${u.join()}), ${l});\n }\n }\n `}this.userCode=`\n const ${o} start = ${o}(${a});\n const ${o} end = ${o}(${i});\n\n void main() {\n ${o} outputLoc = getOutputCoords();\n vec4 result = vec4(0.);\n ${p}\n setOutput(result);\n }\n `}}
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const rs={kernelName:o.Rb,backendName:"webgl",kernelFunc:({inputs:e,backend:t,attrs:n})=>{const{x:r}=e,{paddings:a,mode:i}=n,s=Object(o.zd)().getBool("WEBGL_PACK_ARRAY_OPERATIONS")?new ns(r.shape,a,i):new ts(r.shape,a,i);return t.runWebGLProgram(s,[r],r.dtype)}},os=Jn({opSnippet:"if (b == 0.0) return NAN;\n return mod(a, b);",packedOpSnippet:"\n vec4 result = mod(a, b);\n vec4 isNaN = vec4(equal(b, vec4(0.0)));\n \n result.r = isNaN.r > 0. ? NAN : result.r;\n result.g = isNaN.g > 0. ? NAN : result.g;\n result.b = isNaN.b > 0. ? NAN : result.b;\n result.a = isNaN.a > 0. ? NAN : result.a;\n\n return result;\n"}),as={kernelName:o.Sb,backendName:"webgl",kernelFunc:os};
+/**
+ * @license
+ * Copyright 2017 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+class is{constructor(e,t,n){this.variableNames=["probs"],this.customUniforms=[{name:"seed",type:"float"}],this.outputShape=[e,n],this.userCode=`\n void main() {\n ivec2 coords = getOutputCoords();\n int batch = coords[0];\n\n float r = random(seed);\n float cdf = 0.0;\n\n for (int i = 0; i < ${t-1}; i++) {\n cdf += getProbs(batch, i);\n\n if (r < cdf) {\n setOutput(float(i));\n return;\n }\n }\n\n // If no other event happened, last event happened.\n setOutput(float(${t-1}));\n }\n `}}
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const ss=Jn({opSnippet:"\nif (a == b) {\n return 1.0;\n};\nreturn a / b;",packedOpSnippet:"\n // vec4 one = vec4(equal(a, b));\n // return one + (vec4(1.0) - one) * a / b;\n vec4 result = a / b;\n if(a.x == b.x) {\n result.x = 1.;\n }\n if(a.y == b.y) {\n result.y = 1.;\n }\n if(a.z == b.z) {\n result.z = 1.;\n }\n if(a.w == b.w) {\n result.w = 1.;\n }\n\n return result;\n",checkOutOfBounds:!0}),us={kernelName:o.jc,backendName:"webgl",kernelFunc:ss},cs="return a - b;",ls=Jn({opSnippet:cs,packedOpSnippet:cs,supportsComplex:!0,cpuKernelImpl:yn}),ds={kernelName:o.Vc,backendName:"webgl",kernelFunc:ls};
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function ps(e){const{inputs:t,backend:n,attrs:r}=e,{logits:a}=t,{dim:i}=r,s=o.ae.parseAxisParam([i],a.shape),u=Bi({inputs:{x:a},backend:n,attrs:{reductionIndices:s,keepDims:!1}}),c=o.md.expandShapeToKeepDim(u.shape,s),l=ur({inputs:{x:u},backend:n,attrs:{shape:c}}),d=ls({inputs:{a:a,b:l},backend:n}),p=Ra({inputs:{x:d},backend:n}),h=gr({inputs:{x:p},backend:n,attrs:{axis:s,keepDims:!1}}),f=ur({inputs:{x:h},backend:n,attrs:{shape:c}}),m=ss({inputs:{a:p,b:f},backend:n});return n.disposeIntermediateTensorInfo(u),n.disposeIntermediateTensorInfo(l),n.disposeIntermediateTensorInfo(d),n.disposeIntermediateTensorInfo(p),n.disposeIntermediateTensorInfo(h),n.disposeIntermediateTensorInfo(f),m}const hs={kernelName:o.Ec,backendName:"webgl",kernelFunc:ps};
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const fs={kernelName:o.Tb,backendName:"webgl",kernelFunc:function(e){const{inputs:t,backend:n,attrs:r}=e,{logits:o}=t,{numSamples:a,seed:i,normalized:s}=r,u=s?o:ps({inputs:{logits:o},backend:n,attrs:{dim:o.shape.length-1}}),c=u.shape[0],l=u.shape[1],d=new is(c,l,a),p=[[i]],h=n.runWebGLProgram(d,[u],"int32",p);return s||n.disposeIntermediateTensorInfo(u),h}};
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const ms={kernelName:o.Vb,backendName:"webgl",kernelFunc:function(e){const{inputs:t,backend:n}=e,{x:r}=t;if(n.shouldExecuteOnCPU([r])){const e=n.texData.get(r.dataId),[t,o]=tn(e.values,r.shape,r.dtype);return n.makeTensorInfo(o,r.dtype,t)}let a;return a=Object(o.zd)().getBool("WEBGL_PACK_UNARY_OPERATIONS")?new $n(r.shape,"\n vec4 result = -x;\n bvec4 isNaN = isnan(x);\n\n result.r = isNaN.r ? x.r : result.r;\n result.g = isNaN.g ? x.g : result.g;\n result.b = isNaN.b ? x.b : result.b;\n result.a = isNaN.a ? x.a : result.a;\n\n return result;\n"):new An(r.shape,"if (isnan(x)) return x;\n return -x;\n"),n.runWebGLProgram(a,[r],r.dtype)}},gs=o.Gd.nonMaxSuppressionV3Impl;
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const bs={kernelName:o.Wb,backendName:"webgl",kernelFunc:function(e){o.md.warn("tf.nonMaxSuppression() in webgl locks the UI thread. Call tf.nonMaxSuppressionAsync() instead");const{inputs:t,backend:n,attrs:r}=e,{boxes:a,scores:i}=t,{maxOutputSize:s,iouThreshold:u,scoreThreshold:c}=r,l=n.readSync(a.dataId),d=n.readSync(i.dataId),{selectedIndices:p}=gs(l,d,s,u,c);return n.makeTensorInfo([p.length],"int32",new Int32Array(p))}},ys=o.Gd.nonMaxSuppressionV4Impl;
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const vs={kernelName:o.Xb,backendName:"webgl",kernelFunc:function(e){o.md.warn("tf.nonMaxSuppression() in webgl locks the UI thread. Call tf.nonMaxSuppressionAsync() instead");const{inputs:t,backend:n,attrs:r}=e,{boxes:a,scores:i}=t,{maxOutputSize:s,iouThreshold:u,scoreThreshold:c,padToMaxOutputSize:l}=r,d=n.readSync(a.dataId),p=n.readSync(i.dataId),{selectedIndices:h,validOutputs:f}=ys(d,p,s,u,c,l);return[n.makeTensorInfo([h.length],"int32",new Int32Array(h)),n.makeTensorInfo([],"int32",new Int32Array([f]))]}},xs=o.Gd.nonMaxSuppressionV5Impl;
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const ws={kernelName:o.Yb,backendName:"webgl",kernelFunc:function(e){o.md.warn("tf.nonMaxSuppression() in webgl locks the UI thread. Call tf.nonMaxSuppressionAsync() instead");const{inputs:t,backend:n,attrs:r}=e,{boxes:a,scores:i}=t,{maxOutputSize:s,iouThreshold:u,scoreThreshold:c,softNmsSigma:l}=r,d=n.readSync(a.dataId),p=n.readSync(i.dataId),h=s,f=u,m=c,g=l,{selectedIndices:b,selectedScores:y}=xs(d,p,h,f,m,g);return[n.makeTensorInfo([b.length],"int32",new Int32Array(b)),n.makeTensorInfo([y.length],"float32",new Float32Array(y))]}};
+/**
+ * @license
+ * Copyright 2017 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */class Os{constructor(e,t,n,r){this.variableNames=["indices"],this.outputShape=[e,t],this.userCode=`\n void main() {\n ivec2 coords = getOutputCoords();\n int index = round(getIndices(coords.x));\n setOutput(mix(float(${r}), float(${n}),\n float(index == coords.y)));\n }\n `}}
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const ks={kernelName:o.ac,backendName:"webgl",kernelFunc:e=>{const{inputs:t,backend:n,attrs:r}=e,{indices:a}=t,{depth:i,onValue:s,offValue:u}=r,c=o.ae.sizeFromShape(a.shape),l=new Os(c,i,s,u),d=ur({inputs:{x:a},backend:n,attrs:{shape:[c]}}),p=n.runWebGLProgram(l,[d],a.dtype);n.disposeIntermediateTensorInfo(d);const h=ur({inputs:{x:p},backend:n,attrs:{shape:[...a.shape,i]}});return n.disposeIntermediateTensorInfo(p),h}};
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function Ss(e){const{inputs:t,backend:n}=e,{x:r}=t;if("complex64"===r.dtype){const e=vo({inputs:{input:r},backend:n}),t=Ss({inputs:{x:e},backend:n}),o=$o({inputs:{input:r},backend:n}),a=Ss({inputs:{x:o},backend:n}),i=Wn({inputs:{real:t,imag:a},backend:n});return n.disposeIntermediateTensorInfo(e),n.disposeIntermediateTensorInfo(t),n.disposeIntermediateTensorInfo(o),n.disposeIntermediateTensorInfo(a),i}return Va({attrs:{shape:r.shape,dtype:r.dtype,value:"string"===r.dtype?"":0},backend:n})}const Ts={kernelName:o.id,backendName:"webgl",kernelFunc:Ss};
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const Cs={kernelName:o.bc,backendName:"webgl",kernelFunc:function e(t){const{inputs:n,backend:r}=t,{x:o}=n;if("string"===o.dtype)throw new Error("onesLike is not supported under string dtype");if("complex64"===o.dtype){const t=vo({inputs:{input:o},backend:r}),n=e({inputs:{x:t},backend:r}),a=$o({inputs:{input:o},backend:r}),i=Ss({inputs:{x:a},backend:r}),s=Wn({inputs:{real:n,imag:i},backend:r});return r.disposeIntermediateTensorInfo(t),r.disposeIntermediateTensorInfo(n),r.disposeIntermediateTensorInfo(a),r.disposeIntermediateTensorInfo(i),s}return Va({attrs:{shape:o.shape,dtype:o.dtype,value:1},backend:r})}};
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const Es={kernelName:o.cc,backendName:"webgl",kernelFunc:function(e){const{inputs:t,backend:n,attrs:r}=e,{axis:a}=r;if(1===t.length)return $a({inputs:{input:t[0]},backend:n,attrs:{dim:a}});const i=t[0].shape,s=t[0].dtype;t.forEach(e=>{o.ae.assertShapesMatch(i,e.shape,"All tensors passed to stack must have matching shapes"),o.ae.assert(s===e.dtype,()=>"All tensors passed to stack must have matching dtypes")});const u=[],c=Mo({inputs:t.map(e=>{const t=$a({inputs:{input:e},backend:n,attrs:{dim:a}});return u.push(t),t}),backend:n,attrs:{axis:a}});return u.forEach(e=>n.disposeIntermediateTensorInfo(e)),c}};
+/**
+ * @license
+ * Copyright 2017 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */class Is{constructor(e,t,n){this.variableNames=["x"],this.customUniforms=[{name:"value",type:"float"}],this.outputShape=t.map((t,n)=>t[0]+e[n]+t[1]);const r=e.length,o=oe(r),a=t.map(e=>e[0]).join(","),i=t.map((t,n)=>t[0]+e[n]).join(","),s=["coords[0]","coords[1]","coords[2]","coords[3]"].slice(0,r);this.userCode=1!==r?`\n ${o} start = ${o}(${a});\n ${o} end = ${o}(${i});\n\n void main() {\n ${o} outC = getOutputCoords();\n if (any(lessThan(outC, start)) || any(greaterThanEqual(outC, end))) {\n setOutput(value);\n } else {\n ${o} coords = outC - start;\n setOutput(getX(${s}));\n }\n }\n `:`\n int start = ${a};\n int end = ${i};\n\n void main() {\n int outC = getOutputCoords();\n if (outC < start || outC >= end) {\n setOutput(value);\n } else {\n setOutput(getX(outC - start));\n }\n }\n `}}
+/**
+ * @license
+ * Copyright 2019 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */class js{constructor(e,t,n){this.variableNames=["x"],this.packedInputs=!0,this.packedOutput=!0,this.customUniforms=[{name:"value",type:"float"}],this.outputShape=t.map((t,n)=>t[0]+e[n]+t[1]);const r=e.length,o=oe(r),a=t.map(e=>e[0]).join(","),i=t.map((t,n)=>t[0]+e[n]).join(","),s=Sn("rc",r),u=Sn("source",r),c=`${s[r-1]} < ${this.outputShape[r-1]}`,l=1===r?"source":`vec2(${u.slice(-2).join()})`,d=[o+" rc = outputLoc;",`${s[r-1]} += 1;\n if(${c}) {\n `,1===r?"":`}\n rc = outputLoc;\n ${s[r-2]} += 1;\n if(${s[r-2]} < ${this.outputShape[r-2]}) {`,1===r?"":` ${s[r-1]} += 1;\n if(${c}) {`],p=1===r?"rc < start || rc >= end":"any(lessThan(rc, start)) || any(greaterThanEqual(rc, end))";let h="";for(let e=0,t=1===r?2:4;e<t;e++)h+=`\n ${d[e]}\n if (${p}) {\n result[${e}] = float(value);\n } else {\n ${o} source = rc - start;\n result[${e}] = getChannel(getX(${u.join()}), ${l});\n }\n `;h+=1===r?"} ":"}}",this.userCode=`\n const ${o} start = ${o}(${a});\n const ${o} end = ${o}(${i});\n\n void main() {\n ${o} outputLoc = getOutputCoords();\n vec4 result = vec4(0.);\n ${h}\n setOutput(result);\n }\n `}}
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const Ns=e=>{const{inputs:t,backend:n,attrs:r}=e,{x:a}=t,{paddings:i,constantValue:s}=r;if(0===o.ae.sizeFromShape(a.shape)){return Va({backend:n,attrs:{shape:i.map((e,t)=>e[0]+a.shape[t]+e[1]),value:s,dtype:a.dtype}})}const u=Object(o.zd)().getBool("WEBGL_PACK_ARRAY_OPERATIONS")?new js(a.shape,i,s):new Is(a.shape,i,s),c=[[s]];return n.runWebGLProgram(u,[a],a.dtype,c)},As={kernelName:o.dc,backendName:"webgl",kernelFunc:Ns},Rs=Jn({opSnippet:"\n if(a < 0.0 && floor(b) < b){\n return NAN;\n }\n if (b == 0.0) {\n return 1.0;\n }\n return (round(mod(b, 2.0)) != 1) ?\n pow(abs(a), b) : sign(a) * pow(abs(a), b);\n",packedOpSnippet:"\n // isModRound1 has 1 for components with round(mod(b, 2.0)) == 1, 0 otherwise.\n vec4 isModRound1 = vec4(equal(round(mod(b, 2.0)), ivec4(1)));\n vec4 multiplier = sign(a) * isModRound1 + (vec4(1.0) - isModRound1);\n vec4 result = multiplier * pow(abs(a), b);\n\n // Ensure that a^0 = 1, including 0^0 = 1 as this correspond to TF and JS\n bvec4 isExpZero = equal(b, vec4(0.0));\n result.r = isExpZero.r ? 1.0 : result.r;\n result.g = isExpZero.g ? 1.0 : result.g;\n result.b = isExpZero.b ? 1.0 : result.b;\n result.a = isExpZero.a ? 1.0 : result.a;\n\n vec4 isNaN = vec4(lessThan(a, vec4(0.0))) * vec4(lessThan(floor(b), b));\n \n result.r = isNaN.r > 0. ? NAN : result.r;\n result.g = isNaN.g > 0. ? NAN : result.g;\n result.b = isNaN.b > 0. ? NAN : result.b;\n result.a = isNaN.a > 0. ? NAN : result.a;\n\n return result;\n"}),_s={kernelName:o.ec,backendName:"webgl",kernelFunc:Rs};const $s={kernelName:o.gc,backendName:"webgl",kernelFunc:
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e){const{inputs:t,backend:n,attrs:r}=e,{x:a}=t,{axis:i,keepDims:s}=r,u=a.shape.length,c=[],l=o.ae.parseAxisParam(i,a.shape);let d=l;const p=o.md.getAxesPermutation(d,u);let h,f=a;if(null!=p&&(f=yr({inputs:{x:a},backend:n,attrs:{perm:p}}),d=o.md.getInnerMostAxes(d.length,u),c.push(f)),o.md.assertAxesAreInnerMostDims("prod",d,u),n.shouldExecuteOnCPU([f])){const e=n.texData.get(f.dataId).values,{outVals:t,outShape:r,outDtype:o}=rn(f.shape,f.dtype,e,d);h=n.makeTensorInfo(r,o,t)}else{const[e,t]=o.md.computeOutAndReduceShapes(f.shape,d),r=o.ae.sizeFromShape(t),i=ur({inputs:{x:f},backend:n,attrs:{shape:[-1,r]}}),s=pr(i,Object(o.Td)(a.dtype),"prod",n);h=ur({inputs:{x:s},backend:n,attrs:{shape:e}}),c.push(i),c.push(s)}if(s){c.push(h);const e=o.md.expandShapeToKeepDim(h.shape,l);h=ur({inputs:{x:h},backend:n,attrs:{shape:e}})}return c.forEach(e=>n.disposeIntermediateTensorInfo(e)),h}},Fs=e=>{const{backend:t,attrs:n}=e,{start:r,stop:o,step:a,dtype:i}=n,s=on(r,o,a,i);return t.makeTensorInfo([s.length],i,s)},Ds={kernelName:o.hc,backendName:"webgl",kernelFunc:Fs},Ms=Zn({opSnippet:"return 1.0 / x;"}),Ps={kernelName:o.kc,backendName:"webgl",kernelFunc:Ms},Ls=Zn({opSnippet:"if (isnan(x)) return x;\n return (x < 0.0) ? 0.0 : x;\n",packedOpSnippet:"\n vec4 result = x * vec4(greaterThanEqual(x, vec4(0.0)));\n bvec4 isNaN = isnan(x);\n\n result.r = isNaN.r ? x.r : result.r;\n result.g = isNaN.g ? x.g : result.g;\n result.b = isNaN.b ? x.b : result.b;\n result.a = isNaN.a ? x.a : result.a;\n\n return result;\n"}),Bs={kernelName:o.lc,backendName:"webgl",kernelFunc:Ls},zs=Zn({opSnippet:"if (isnan(x)) return x;\n return (x < 0.0) ? 0.0 : min(6.0, x);\n",packedOpSnippet:"\n vec4 result = min(x, vec4(6.)) * vec4(greaterThanEqual(x, vec4(0.0)));\n bvec4 isNaN = isnan(x);\n\n result.r = isNaN.r ? x.r : result.r;\n result.g = isNaN.g ? x.g : result.g;\n result.b = isNaN.b ? x.b : result.b;\n result.a = isNaN.a ? x.a : result.a;\n\n return result;\n"}),Us={kernelName:o.mc,backendName:"webgl",kernelFunc:zs};
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+/**
+ * @license
+ * Copyright 2017 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+class Vs{constructor(e,t,n,r,o){this.variableNames=["A"],this.outputShape=[];const[a,i,s,u]=e;this.outputShape=[a,t,n,u];const c=[r&&t>1?i-1:i,r&&n>1?s-1:s],l=[r&&t>1?t-1:t,r&&n>1?n-1:n];let d;d=o?"(vec2(yRC) + vec2(0.5)) * effectiveInputOverOutputRatioRC - vec2(0.5)":"vec2(yRC) * effectiveInputOverOutputRatioRC",this.userCode=`\n const vec2 effectiveInputOverOutputRatioRC = vec2(\n ${c[0]/l[0]},\n ${c[1]/l[1]});\n const vec2 inputShapeRC = vec2(${i}.0, ${s}.0);\n\n void main() {\n ivec4 coords = getOutputCoords();\n int b = coords[0];\n int d = coords[3];\n ivec2 yRC = coords.yz;\n\n // Fractional source index.\n vec2 sourceFracIndexRC = ${d};\n\n // Compute the four integer indices.\n ivec2 sourceFloorRC = ivec2(max(sourceFracIndexRC, vec2(0.0)));\n ivec2 sourceCeilRC = ivec2(\n min(inputShapeRC - 1.0, ceil(sourceFracIndexRC)));\n\n float topLeft = getA(b, sourceFloorRC.x, sourceFloorRC.y, d);\n float bottomLeft = getA(b, sourceCeilRC.x, sourceFloorRC.y, d);\n float topRight = getA(b, sourceFloorRC.x, sourceCeilRC.y, d);\n float bottomRight = getA(b, sourceCeilRC.x, sourceCeilRC.y, d);\n\n vec2 fracRC = sourceFracIndexRC - vec2(sourceFloorRC);\n\n float top = topLeft + (topRight - topLeft) * fracRC.y;\n float bottom = bottomLeft + (bottomRight - bottomLeft) * fracRC.y;\n float newValue = top + (bottom - top) * fracRC.x;\n\n setOutput(newValue);\n }\n `}}
+/**
+ * @license
+ * Copyright 2019 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */class Ws{constructor(e,t,n,r,o){this.variableNames=["A"],this.packedInputs=!0,this.packedOutput=!0,this.outputShape=[];const[a,i,s,u]=e;this.outputShape=[a,t,n,u];const c=[r&&t>1?i-1:i,r&&n>1?s-1:s],l=[r&&t>1?t-1:t,r&&n>1?n-1:n];let d;d=o?"(vec3(yRC) + vec3(0.5)) * effectiveInputOverOutputRatioRC - vec3(0.5)":"vec3(yRC) * effectiveInputOverOutputRatioRC",this.userCode=`\n const vec3 effectiveInputOverOutputRatioRC = vec3(\n ${c[0]/l[0]},\n ${c[1]/l[1]},\n ${c[1]/l[1]});\n const vec3 inputShapeRC = vec3(${i}.0, ${s}.0,\n ${s}.0);\n\n float getAValue(int b, int r, int c, int d) {\n return getChannel(getA(b, r, c, d), vec2(c, d));\n }\n\n void main() {\n ivec4 coords = getOutputCoords();\n int b = coords[0];\n int d = coords[3];\n // Calculate values for next column in yRC.z.\n ivec3 yRC = coords.yzz + ivec3(0, 0, 1);\n\n // Fractional source index.\n vec3 sourceFracIndexRC = ${d};\n\n // Compute the four integer indices.\n ivec3 sourceFloorRC = ivec3(max(sourceFracIndexRC, vec3(0.0)));\n ivec3 sourceCeilRC = ivec3(\n min(inputShapeRC - 1.0, ceil(sourceFracIndexRC)));\n\n // Should we calculate next column and row elements in 2x2 packed cell.\n bool hasNextCol = d < ${u-1};\n bool hasNextRow = coords.z < ${n-1};\n\n // In parallel, construct four corners for all four components in\n // packed 2x2 cell.\n vec4 topLeft = vec4(\n getAValue(b, sourceFloorRC.x, sourceFloorRC.y, d),\n hasNextCol ? getAValue(b, sourceFloorRC.x, sourceFloorRC.y, d + 1)\n : 0.0,\n hasNextRow ? getAValue(b, sourceFloorRC.x, sourceFloorRC.z, d)\n : 0.0,\n (hasNextRow && hasNextCol) ?\n getAValue(b, sourceFloorRC.x, sourceFloorRC.z, d + 1) : 0.0);\n\n vec4 bottomLeft = vec4(\n getAValue(b, sourceCeilRC.x, sourceFloorRC.y, d),\n hasNextCol ? getAValue(b, sourceCeilRC.x, sourceFloorRC.y, d + 1)\n : 0.0,\n hasNextRow ? getAValue(b, sourceCeilRC.x, sourceFloorRC.z, d)\n : 0.0,\n (hasNextRow && hasNextCol) ?\n getAValue(b, sourceCeilRC.x, sourceFloorRC.z, d + 1) : 0.0);\n\n vec4 topRight = vec4(\n getAValue(b, sourceFloorRC.x, sourceCeilRC.y, d),\n hasNextCol ? getAValue(b, sourceFloorRC.x, sourceCeilRC.y, d + 1)\n : 0.0,\n hasNextRow ? getAValue(b, sourceFloorRC.x, sourceCeilRC.z, d)\n : 0.0,\n (hasNextRow && hasNextCol) ?\n getAValue(b, sourceFloorRC.x, sourceCeilRC.z, d + 1) : 0.0);\n\n vec4 bottomRight = vec4(\n getAValue(b, sourceCeilRC.x, sourceCeilRC.y, d),\n hasNextCol ? getAValue(b, sourceCeilRC.x, sourceCeilRC.y, d + 1)\n : 0.0,\n hasNextRow ? getAValue(b, sourceCeilRC.x, sourceCeilRC.z, d)\n : 0.0,\n (hasNextRow && hasNextCol) ?\n getAValue(b, sourceCeilRC.x, sourceCeilRC.z, d + 1) : 0.0);\n\n vec3 fracRC = sourceFracIndexRC - vec3(sourceFloorRC);\n\n vec4 top = mix(topLeft, topRight, fracRC.yyzz);\n vec4 bottom = mix(bottomLeft, bottomRight, fracRC.yyzz);\n vec4 newValue = mix(top, bottom, fracRC.x);\n\n setOutput(newValue);\n }\n `}}
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const Gs={kernelName:o.oc,backendName:"webgl",kernelFunc:function(e){const{inputs:t,backend:n,attrs:r}=e,{images:a}=t,{alignCorners:i,halfPixelCenters:s,size:u}=r,[c,l]=u,d=Object(o.zd)().getBool("WEBGL_PACK_IMAGE_OPERATIONS")?new Ws(a.shape,c,l,i,s):new Vs(a.shape,c,l,i,s);return n.runWebGLProgram(d,[a],"float32")}};
+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */class Hs{constructor(e,t,n){this.variableNames=["dy"],this.outputShape=[],this.outputShape=t;const[,r,o]=t,[,a,i]=e,s=[n&&a>1?r-1:r,n&&i>1?o-1:o],u=[n&&a>1?a-1:a,n&&i>1?i-1:i],c=s[0]/u[0],l=s[1]/u[1],d=1/c,p=1/l,h=2*Math.ceil(d)+2,f=2*Math.ceil(p)+2;this.userCode=`\n void main() {\n ivec4 coords = getOutputCoords();\n int b = coords[0];\n int d = coords[3];\n int r = coords[1];\n int c = coords[2];\n\n float accumulator = 0.0;\n\n const float heightScale = float(${c});\n const float widthScale = float(${l});\n\n const float invHeightScale = float(${d});\n const float invWidthScale = float(${p});\n\n const int winHeight = int(${h});\n const int winWidth = int(${f});\n\n // Compute bounds for where in dy we will look\n float startRLerp = floor(float(r) * invHeightScale);\n int startDyR = int(startRLerp - float(winHeight / 2));\n\n float startCLerp = floor(float(c) * invWidthScale);\n int startDyC = int(startCLerp - float(winWidth / 2));\n\n // Loop over dy\n for (int dyROffset = 0; dyROffset < winHeight; dyROffset++) {\n int dyR = dyROffset + startDyR;\n\n // Guard against the window exceeding the bounds of dy\n if (dyR < 0 || dyR >= ${a}) {\n continue;\n }\n\n for (int dyCOffset = 0; dyCOffset < winWidth; dyCOffset++) {\n int dyC = dyCOffset + startDyC;\n\n // Guard against the window exceeding the bounds of dy\n if (dyC < 0 || dyC >= ${i}) {\n continue;\n }\n\n float dxR = float(dyR) * heightScale;\n int topDxRIndex = int(floor(dxR));\n int bottomDxRIndex = int(min(ceil(dxR), ${r-1}.0));\n float dxRLerp = dxR - float(topDxRIndex);\n float inverseDxRLerp = 1.0 - dxRLerp;\n\n float dxC = float(dyC) * widthScale;\n int leftDxCIndex = int(floor(dxC));\n int rightDxCIndex = int(min(ceil(dxC), ${o-1}.0));\n float dxCLerp = dxC - float(leftDxCIndex);\n float inverseDxCLerp = 1.0 - dxCLerp;\n\n if (r == topDxRIndex && c == leftDxCIndex) {\n // topLeft\n accumulator +=\n getDy(b, dyR, dyC, d) * inverseDxRLerp * inverseDxCLerp;\n }\n\n if (r == topDxRIndex && c == rightDxCIndex) {\n // topRight\n accumulator += getDy(b, dyR, dyC, d) * inverseDxRLerp * dxCLerp;\n }\n\n if (r == bottomDxRIndex && c == leftDxCIndex) {\n // bottomLeft\n accumulator += getDy(b, dyR, dyC, d) * dxRLerp * inverseDxCLerp;\n }\n\n if (r == bottomDxRIndex && c == rightDxCIndex) {\n // bottomRight\n accumulator += getDy(b, dyR, dyC, d) * dxRLerp * dxCLerp;\n }\n }\n }\n // End loop over dy\n\n setOutput(accumulator);\n }\n `}}
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const qs={kernelName:o.pc,backendName:"webgl",kernelFunc:function(e){const{inputs:t,backend:n,attrs:r}=e,{images:o,dy:a}=t,{alignCorners:i}=r,s=new Hs(a.shape,o.shape,i);return n.runWebGLProgram(s,[a],a.dtype)}};
+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */class Ks{constructor(e,t,n,r,o){this.variableNames=["A"],this.outputShape=[];const[a,i,s,u]=e;this.outputShape=[a,t,n,u];const c=[r&&t>1?i-1:i,r&&n>1?s-1:s],l=[r&&t>1?t-1:t,r&&n>1?n-1:n],d=r?"0.5":"0.0";let p;p=o?"max((vec2(yRC) + vec2(0.5)) * effectiveInputOverOutputRatioRC, vec2(0.0))":"vec2(yRC) * effectiveInputOverOutputRatioRC",this.userCode=`\n const vec2 effectiveInputOverOutputRatioRC = vec2(\n ${c[0]/l[0]},\n ${c[1]/l[1]});\n const vec2 inputShapeRC = vec2(${i}.0, ${s}.0);\n\n void main() {\n ivec4 coords = getOutputCoords();\n int b = coords[0];\n int d = coords[3];\n ivec2 yRC = coords.yz;\n\n // Fractional source index.\n vec2 sourceFracIndexRC = ${p};\n\n // Compute the coordinators of nearest neighbor point.\n ivec2 sourceNearestRC = ivec2(\n min(inputShapeRC - 1.0, floor(sourceFracIndexRC + ${d})));\n float newValue = getA(b, sourceNearestRC.x, sourceNearestRC.y, d);\n\n setOutput(newValue);\n }\n `}}
+/**
+ * @license
+ * Copyright 2019 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */class Xs{constructor(e,t,n,r,o){this.variableNames=["A"],this.packedInputs=!0,this.packedOutput=!0,this.outputShape=[];const[a,i,s,u]=e;this.outputShape=[a,t,n,u];const c=[r&&t>1?i-1:i,r&&n>1?s-1:s],l=[r&&t>1?t-1:t,r&&n>1?n-1:n],d=r?"0.5":"0.0";let p;p=o?"max((vec3(yRC) + vec3(0.5)) * effectiveInputOverOutputRatioRC, vec3(0.0))":"vec3(yRC) * effectiveInputOverOutputRatioRC",this.userCode=`\n const vec3 effectiveInputOverOutputRatioRC = vec3(\n ${c[0]/l[0]},\n ${c[1]/l[1]},\n ${c[1]/l[1]});\n const vec3 inputShapeRC = vec3(${i}.0, ${s}.0,\n ${s}.0);\n\n float getAValue(int b, int r, int c, int d) {\n return getChannel(getA(b, r, c, d), vec2(c, d));\n }\n\n void main() {\n ivec4 coords = getOutputCoords();\n int b = coords[0];\n int d = coords[3];\n // Calculate values for next column in yRC.z.\n ivec3 yRC = coords.yzz + ivec3(0, 0, 1);\n\n // Fractional source index.\n vec3 sourceFracIndexRC = ${p};\n\n // Compute the coordinators of nearest neighbor point.\n ivec3 sourceNearestRC = ivec3(\n min(inputShapeRC - 1.0, floor(sourceFracIndexRC + ${d})));\n\n // Should we calculate next column and row elements in 2x2 packed cell.\n bool hasNextCol = d < ${u-1};\n bool hasNextRow = coords.z < ${n-1};\n\n vec4 newValue = vec4(\n getAValue(b, sourceNearestRC.x, sourceNearestRC.y, d),\n hasNextCol ? getAValue(b, sourceNearestRC.x, sourceNearestRC.y, d + 1)\n : 0.0,\n hasNextRow ? getAValue(b, sourceNearestRC.x, sourceNearestRC.z, d)\n : 0.0,\n (hasNextRow && hasNextCol) ?\n getAValue(b, sourceNearestRC.x, sourceNearestRC.z, d + 1) : 0.0);\n\n setOutput(newValue);\n }\n `}}
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const Ys={kernelName:o.qc,backendName:"webgl",kernelFunc:function(e){const{inputs:t,backend:n,attrs:r}=e,{images:a}=t,{alignCorners:i,halfPixelCenters:s,size:u}=r,[c,l]=u,d=Object(o.zd)().getBool("WEBGL_PACK_IMAGE_OPERATIONS")?new Xs(a.shape,c,l,i,s):new Ks(a.shape,c,l,i,s);return n.runWebGLProgram(d,[a],a.dtype)}};
+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */class Qs{constructor(e,t,n){this.variableNames=["dy"],this.outputShape=[],this.outputShape=t;const[,r,o]=t,[,a,i]=e,s=[n&&a>1?r-1:r,n&&i>1?o-1:o],u=[n&&a>1?a-1:a,n&&i>1?i-1:i],c=s[0]/u[0],l=s[1]/u[1],d=1/c,p=1/l,h=2*Math.ceil(d)+2,f=2*Math.ceil(p)+2;this.userCode=`\n void main() {\n ivec4 coords = getOutputCoords();\n int b = coords[0];\n int d = coords[3];\n int r = coords[1];\n int c = coords[2];\n\n float accumulator = 0.0;\n\n const float heightScale = float(${c});\n const float widthScale = float(${l});\n\n const float invHeightScale = float(${d});\n const float invWidthScale = float(${p});\n\n const int winHeight = int(${h});\n const int winWidth = int(${f});\n\n // Compute bounds for where in dy we will look\n float startRLerp = floor(float(r) * invHeightScale);\n int startDyR = int(floor(startRLerp - float(winHeight / 2)));\n\n float startCLerp = floor(float(c) * invWidthScale);\n int startDyC = int(floor(startCLerp - float(winWidth / 2)));\n\n // Loop over dy\n for (int dyROffset = 0; dyROffset < winHeight; dyROffset++) {\n int dyR = dyROffset + startDyR;\n\n // Guard against the window exceeding the bounds of dy\n if (dyR < 0 || dyR >= ${a}) {\n continue;\n }\n\n for (int dyCOffset = 0; dyCOffset < winWidth; dyCOffset++) {\n int dyC = dyCOffset + startDyC;\n\n // Guard against the window exceeding the bounds of dy\n if (dyC < 0 || dyC >= ${i}) {\n continue;\n }\n\n float sourceFracRow =\n float(${s[0]}) *\n (float(dyR) / float(${u[0]}));\n\n float sourceFracCol =\n float(${s[1]}) *\n (float(dyC) / float(${u[1]}));\n\n int sourceNearestRow = int(min(\n float(int(${r}) - 1),\n ${n} ? float(round(sourceFracRow)) :\n float(floor(sourceFracRow))));\n\n int sourceNearestCol = int(min(\n float(int(${o}) - 1),\n ${n} ? float(round(sourceFracCol)) :\n float(floor(sourceFracCol))));\n\n if (r == sourceNearestRow && c == sourceNearestCol) {\n accumulator += getDy(b, dyR, dyC, d);\n }\n }\n }\n // End loop over dy\n\n setOutput(accumulator);\n }\n `}}
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const Zs={kernelName:o.rc,backendName:"webgl",kernelFunc:function(e){const{inputs:t,backend:n,attrs:r}=e,{images:o,dy:a}=t,{alignCorners:i}=r,s=new Qs(a.shape,o.shape,i);return n.runWebGLProgram(s,[a],a.dtype)}};
+/**
+ * @license
+ * Copyright 2017 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */class Js{constructor(e,t){this.variableNames=["x"];const n=e.length;if(n>4)throw new Error(`WebGL backend: Reverse of rank-${n} tensor is not yet supported`);if(this.outputShape=e,1===n)return void(this.userCode=`\n void main() {\n int coord = getOutputCoords();\n setOutput(getX(${e[0]} - coord - 1));\n }\n `);const r=e.map((n,r)=>(n=>-1!==t.indexOf(n)&&1!==e[n]?`${e[n]} - coords[${n}] - 1`:`coords[${n}]`)(r)).join(","),o=oe(n);this.userCode=`\n void main() {\n ${o} coords = getOutputCoords();\n setOutput(getX(${r}));\n }\n `}}
+/**
+ * @license
+ * Copyright 2019 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */class eu{constructor(e,t){this.variableNames=["x"],this.packedInputs=!0,this.packedOutput=!0;const n=e.length;if(n>4)throw new Error(`WebGL backend: Reverse of rank-${n} tensor is not yet supported`);this.outputShape=e;const r=Sn("rc",n),o=`${r[n-1]} + 1 < ${this.outputShape[n-1]}`,a=`${r[n-2]} + 1 < ${this.outputShape[n-2]}`,i=oe(n);function s(n){const r=e.map((r,o)=>function(n,r){return-1!==t.indexOf(n)&&1!==e[n]?`${e[n]} - ${r[n]} - 1`:""+r[n]}(o,n));return`getChannel(getX(${r.join(",")}), vec2(${r.slice(-2).join(",")}))`}this.userCode=1===n?`\n void main(){\n int rc = getOutputCoords();\n vec4 result = vec4(0.);\n result.r = getChannel(getX(${e[0]} - rc - 1),\n ${e[0]} - rc - 1);\n if(${o}){\n result.g = getChannel(getX(${e[0]} - (rc + 1) - 1),\n ${e[0]} - (rc + 1) - 1);\n }\n setOutput(result);\n }\n `:`\n void main() {\n ${i} rc = getOutputCoords();\n vec4 result = vec4(0.);\n result.r = ${function(e){return s(e)}(r.slice())};\n if(${o}){\n result.g = ${function(e){return e[n-1]="("+e[n-1]+" + 1)",s(e)}(r.slice())};\n }\n if(${a}) {\n result.b = ${function(e){return e[n-2]="("+e[n-2]+" + 1)",s(e)}(r.slice())};\n if(${o}) {\n result.a = ${function(e){return e[n-1]="("+e[n-1]+" + 1)",e[n-2]="("+e[n-2]+" + 1)",s(e)}(r.slice())};\n }\n }\n setOutput(result);\n }\n `}}
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const tu={kernelName:o.sc,backendName:"webgl",kernelFunc:function(e){const{inputs:t,backend:n,attrs:r}=e,{x:a}=t,{dims:i}=r,s=a.shape.length,u=o.ae.parseAxisParam(i,a.shape);if(0===s)return Un({inputs:{x:a},backend:n});const c=Object(o.zd)().getBool("WEBGL_PACK_ARRAY_OPERATIONS")?new eu(a.shape,u):new Js(a.shape,u);return n.runWebGLProgram(c,[a],a.dtype)}};
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */class nu{constructor(e,t){this.variableNames=["Image"],this.outputShape=[],this.customUniforms=[{name:"params",type:"vec4"}];const n=e[1],r=e[2];this.outputShape=e;let o="";o="number"==typeof t?`float outputValue = ${t.toFixed(2)};`:`\n vec3 fill = vec3(${t.join(",")});\n float outputValue = fill[coords[3]];`,this.userCode=`\n void main() {\n ivec4 coords = getOutputCoords();\n int x = coords[2];\n int y = coords[1];\n float coordXFloat = (float(x) - params[0]) * params[3] -\n (float(y) - params[1]) * params[2];\n float coordYFloat = (float(x) - params[0]) * params[2] +\n (float(y) - params[1]) * params[3];\n int coordX = int(round(coordXFloat + params[0]));\n int coordY = int(round(coordYFloat + params[1]));\n ${o}\n if(coordX >= 0 && coordX < ${r} && coordY >= 0 && coordY < ${n}) {\n outputValue = getImage(coords[0], coordY, coordX, coords[3]);\n }\n setOutput(outputValue);\n }\n `}}
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const ru={kernelName:o.tc,backendName:"webgl",kernelFunc:({inputs:e,attrs:t,backend:n})=>{const{image:r}=e,{radians:a,fillValue:i,center:s}=t,u=n,c=new nu(r.shape,i),[l,d]=o.md.getImageCenter(s,r.shape[1],r.shape[2]),p=[[l,d,Math.sin(a),Math.cos(a)]];return u.runWebGLProgram(c,[r],r.dtype,p)}},ou=Zn({opSnippet:"\n // OpenGL ES does not support round function.\n // The algorithm is based on banker's rounding.\n float base = floor(x);\n if ((x - base) < 0.5) {\n return floor(x);\n } else if ((x - base) > 0.5) {\n return ceil(x);\n } else {\n if (mod(base, 2.0) == 0.0) {\n return base;\n } else {\n return base + 1.0;\n }\n }\n"}),au={kernelName:o.uc,backendName:"webgl",kernelFunc:ou},iu=Zn({opSnippet:"return inversesqrt(x);",cpuKernelImpl:an}),su={kernelName:o.vc,backendName:"webgl",kernelFunc:iu};
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+class uu{constructor(e,t,n,r,o,a,i=!0){this.variableNames=["updates","indices","defaultValue"],this.outputShape=a;const s=oe(o.length),u=oe(a.length);let c="";1===n?c="i":2===n&&(c="i, j");const l=`getIndices(${c})`;let d="";1===r?d="i":2===r&&(d="i, coords[1]");const p=`getUpdates(${d})`,h=t>1?"strides[j]":"strides";this.userCode=`\n ${s} strides = ${s}(${o});\n\n void main() {\n ${u} coords = getOutputCoords();\n float sum = 0.0;\n bool found = false;\n for (int i = 0; i < ${e}; i++) {\n int flattenedIndex = 0;\n for (int j = 0; j < ${t}; j++) {\n int index = round(${l});\n flattenedIndex += index * ${h};\n }\n if (flattenedIndex == coords[0]) {\n sum += ${p};\n found = true;\n }\n }\n setOutput(mix(getDefaultValue(), sum, float(found)));\n }\n `}}
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const cu={kernelName:o.wc,backendName:"webgl",kernelFunc:function(e){const{inputs:t,backend:n,attrs:r}=e,{indices:a,updates:i}=t,{shape:s}=r,{sliceRank:u,numUpdates:c,sliceSize:l,strides:d,outputSize:p}=o.md.calculateShapes(i,a,s),h=[p/l,l];if(0===p)return n.makeTensorInfo(s,a.dtype);const f=ur({inputs:{x:a},backend:n,attrs:{shape:[c,u]}}),m=ur({inputs:{x:i},backend:n,attrs:{shape:[c,l]}}),g=n.makeTensorInfo([],"float32",new Float32Array([0])),b=new uu(c,u,f.shape.length,m.shape.length,d,h),y=n.runWebGLProgram(b,[m,f,g],m.dtype),v=ur({inputs:{x:y},backend:n,attrs:{shape:s}});return n.disposeIntermediateTensorInfo(f),n.disposeIntermediateTensorInfo(m),n.disposeIntermediateTensorInfo(y),n.disposeIntermediateTensorInfo(g),v}};
+/**
+ * @license
+ * Copyright 2017 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */class lu{constructor(e,t,n){let r,o;if(this.variableNames=["c","a","b"],this.outputShape=t,n>4)throw Error(`Where for rank ${n} is not yet supported`);if(1===n)o="resRC",r="resRC";else{const n=["resRC.x","resRC.y","resRC.z","resRC.w"],a=[],i=[];for(let r=0;r<t.length;r++)i.push(""+n[r]),r<e&&a.push(""+n[r]);r=a.join(),o=i.join()}const a=oe(n);this.userCode=`\n void main() {\n ${a} resRC = getOutputCoords();\n float cVal = getC(${r});\n if (cVal >= 1.0) {\n setOutput(getA(${o}));\n } else {\n setOutput(getB(${o}));\n }\n }\n `}}
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const du={kernelName:o.xc,backendName:"webgl",kernelFunc:function(e){const{inputs:t,backend:n}=e,{condition:r,t:a,e:i}=t,s=new lu(r.shape.length,a.shape,a.shape.length);return n.runWebGLProgram(s,[r,a,i],Object(o.Zd)(a.dtype,i.dtype))}},pu=Zn({opSnippet:`\n // Stable and Attracting Fixed Point (0, 1) for Normalized Weights.\n // see: https://arxiv.org/abs/1706.02515\n float scaleAlpha = ${o.md.SELU_SCALEALPHA};\n float scale = ${o.md.SELU_SCALE};\n return (x >= 0.0) ? scale * x : scaleAlpha * (exp(x) - 1.0);\n`}),hu={kernelName:o.yc,backendName:"webgl",kernelFunc:pu},fu=Zn({opSnippet:"if (isnan(x)) return x;\n return 1.0 / (1.0 + exp(-1.0 * x));\n",packedOpSnippet:"\n vec4 result = 1.0 / (1.0 + exp(-1.0 * x));\n bvec4 isNaN = isnan(x);\n\n result.r = isNaN.r ? x.r : result.r;\n result.g = isNaN.g ? x.g : result.g;\n result.b = isNaN.b ? x.b : result.b;\n result.a = isNaN.a ? x.a : result.a;\n\n return result;\n",cpuKernelImpl:sn}),mu={kernelName:o.zc,backendName:"webgl",kernelFunc:fu},gu=Zn({opSnippet:"\n if (isnan(x)) { return 0.0; }\n return sign(x);\n"}),bu={kernelName:o.Ac,backendName:"webgl",kernelFunc:gu},yu=Zn({opSnippet:"if (isnan(x)) return x;\n return sin(x);\n"}),vu={kernelName:o.Bc,backendName:"webgl",kernelFunc:yu},xu=Zn({opSnippet:"\n float e2x = exp(x);\n return (e2x - 1.0 / e2x) / 2.0;\n"}),wu={kernelName:o.Cc,backendName:"webgl",kernelFunc:xu},Ou=Zn({opSnippet:"\n float epsilon = 1.1920928955078125e-7;\n float threshold = log(epsilon) + 2.0;\n\n bool too_large = x > -threshold;\n bool too_small = x < threshold;\n\n float result;\n float exp_x = exp(x);\n\n if (too_large){\n result = x;\n }\n else if (too_small){\n result = exp_x;\n }\n else{\n result = log(exp_x + 1.0);\n }\n return result;\n"}),ku={kernelName:o.Fc,backendName:"webgl",kernelFunc:Ou},Su={kernelName:o.Gc,backendName:"webgl",kernelFunc:e=>{const{inputs:t,backend:n,attrs:r}=e,{x:a}=t,{blockShape:i,paddings:s}=r;o.ae.assert(a.shape.length<=4,()=>"spaceToBatchND for rank > 4 with a WebGL backend not implemented yet");const u=i.reduce((e,t)=>e*t),c=[[0,0]];c.push(...s);for(let e=1+i.length;e<a.shape.length;++e)c.push([0,0]);const l=[],d=Ns({inputs:{x:a},backend:n,attrs:{paddings:c,constantValue:0}}),p=o.md.getReshaped(d.shape,i,u,!1),h=o.md.getPermuted(p.length,i.length,!1),f=o.md.getReshapedPermuted(d.shape,i,u,!1),m=ur({inputs:{x:d},backend:n,attrs:{shape:p}}),g=yr({inputs:{x:m},backend:n,attrs:{perm:h}}),b=ur({inputs:{x:g},backend:n,attrs:{shape:f}});return l.push(d),l.push(m),l.push(g),l.forEach(e=>n.disposeIntermediateTensorInfo(e)),b}};
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const Tu={kernelName:o.Hc,backendName:"webgl",kernelFunc:
+/**
+ * @license
+ * Copyright 2021 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function(e){const{inputs:t,backend:n}=e,{indices:r,values:o,denseShape:a,defaultValue:i}=t;if(1!==a.shape.length)throw new Error("Dense shape must be a vector, saw:\n "+a.shape);if(2!==r.shape.length)throw new Error("Indices must be a matrix, saw:\n "+r.shape);if(1!==o.shape.length)throw new Error("Values must be a vector, saw:\n "+o.shape);if(0!==i.shape.length)throw new Error("Default value must be a scalar, saw:\n "+i.shape);const s=n.readSync(r.dataId),u=n.readSync(o.dataId),c=n.readSync(a.dataId),l=n.readSync(i.dataId)[0],[d,p,h,f,m]=ln(s,r.shape,r.dtype,u,o.dtype,c,l);return[n.makeTensorInfo(p,r.dtype,d),n.makeTensorInfo([p[0]],o.dtype,h),n.makeTensorInfo([f.length],"bool",new Uint8Array(f.map(e=>Number(e)))),n.makeTensorInfo([m.length],r.dtype,new Int32Array(m))]}};
+/**
+ * @license
+ * Copyright 2021 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const Cu={kernelName:o.Ic,backendName:"webgl",kernelFunc:function(e){const{inputs:t,backend:n}=e,{inputIndices:r,inputShape:o,newShape:a}=t;if(2!==r.shape.length)throw new Error("Input indices should be a matrix but received shape "+r.shape);if(1!==o.shape.length)throw new Error("Input shape should be a vector but received shape "+o.shape);if(1!==a.shape.length)throw new Error("Target shape should be a vector but received shape "+a.shape);const i=Array.from(n.readSync(o.dataId)),s=n.readSync(r.dataId),u=Array.from(n.readSync(a.dataId)),[c,l,d]=dn(s,r.shape,r.dtype,i,u);return[n.makeTensorInfo(l,r.dtype,c),n.makeTensorInfo([d.length],a.dtype,new Int32Array(d))]}};
+/**
+ * @license
+ * Copyright 2021 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const Eu={kernelName:o.Jc,backendName:"webgl",kernelFunc:function(e){const{inputs:t,backend:n}=e,{data:r,indices:o,segmentIds:a}=t;if(r.shape.length<1)throw new Error("Data should be at least 1 dimensional but received scalar");if(1!==o.shape.length)throw new Error("Indices should be a vector but received shape\n "+o.shape);if(1!==a.shape.length)throw new Error("Segment ids should be a vector but received shape\n "+a.shape);const i=n.readSync(r.dataId),s=n.readSync(o.dataId),u=n.readSync(a.dataId),[c,l]=pn(i,r.shape,r.dtype,s,u,!0);return n.makeTensorInfo(l,r.dtype,c)}};
+/**
+ * @license
+ * Copyright 2021 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const Iu={kernelName:o.Kc,backendName:"webgl",kernelFunc:function(e){const{inputs:t,backend:n}=e,{data:r,indices:o,segmentIds:a}=t;if(r.shape.length<1)throw new Error("Data should be at least 1 dimensional but received scalar");if(1!==o.shape.length)throw new Error("Indices should be a vector but received shape\n "+o.shape);if(1!==a.shape.length)throw new Error("Segment ids should be a vector but received shape\n "+a.shape);const i=n.readSync(r.dataId),s=n.readSync(o.dataId),u=n.readSync(a.dataId),[c,l]=pn(i,r.shape,r.dtype,s,u);return n.makeTensorInfo(l,r.dtype,c)}};
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const ju={kernelName:o.Lc,backendName:"webgl",kernelFunc:function(e){const{inputs:t,backend:n,attrs:r}=e,{sparseIndices:a,sparseValues:i,defaultValue:s}=t,{outputShape:u}=r,{sliceRank:c,numUpdates:l,strides:d,outputSize:p}=o.md.calculateShapes(i,a,u),h=new uu(l,c,a.shape.length,i.shape.length,d,[p,1],!1),f=n.runWebGLProgram(h,[i,a,s],i.dtype),m=ur({inputs:{x:f},backend:n,attrs:{shape:u}});return n.disposeIntermediateTensorInfo(f),m}};
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const Nu={kernelName:o.Mc,backendName:"webgl",kernelFunc:function(e){const{inputs:t,backend:n,attrs:r}=e,{x:a}=t,{numOrSizeSplits:i,axis:s}=r,u=o.ae.parseAxisParam(s,a.shape)[0],c=o.md.prepareSplitSize(a,i,u),l=a.shape.length,d=new Array(l).fill(0),p=a.shape.slice();return c.map(e=>{const t=[...p];t[u]=e;const r=po({inputs:{x:a},backend:n,attrs:{begin:d,size:t}});return d[u]+=e,r})}},Au="return sqrt(x);",Ru=Zn({opSnippet:Au,packedOpSnippet:Au,cpuKernelImpl:hn}),_u={kernelName:o.Nc,backendName:"webgl",kernelFunc:Ru},$u=Zn({opSnippet:"return x * x;"}),Fu={kernelName:o.Oc,backendName:"webgl",kernelFunc:$u},Du=Jn({opSnippet:"return (a - b) * (a - b);",packedOpSnippet:"return (a - b) * (a - b);"}),Mu={kernelName:o.Pc,backendName:"webgl",kernelFunc:Du};
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const Pu={kernelName:o.Qc,backendName:"webgl",kernelFunc:
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+function({inputs:e,attrs:t,backend:n}){const{x:r}=e,o=`if (isnan(x)) return x;\n return x > 0.0 ? 1.0 : float(${t.alpha});\n `,a=new An(r.shape,o);return n.runWebGLProgram(a,[r],r.dtype)}};
+/**
+ * @license
+ * Copyright 2017 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */class Lu{constructor(e,t,n){this.variableNames=["x"],this.outputShape=n;const r=n.length,o=oe(n.length),a=oe(n.length);let i="";if(1===r)i="coords * strides + begin";else{let e=0;i=n.map((t,r)=>(e++,1===n.length?`coords * strides[${r}] + begin[${r}]`:`coords[${e-1}] * strides[${r}] + begin[${r}]`)).join(",")}this.userCode=`\n ${o} begin = ${o}(${e});\n ${o} strides = ${o}(${t});\n\n void main() {\n ${a} coords = getOutputCoords();\n setOutput(getX(${i}));\n }\n `}}
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const Bu={kernelName:o.Rc,backendName:"webgl",kernelFunc:function(e){const{inputs:t,backend:n,attrs:r}=e,{x:a}=t,{begin:i,end:s,strides:u,beginMask:c,endMask:l,ellipsisMask:d,newAxisMask:p,shrinkAxisMask:h}=r,{finalShapeSparse:f,finalShape:m,isIdentity:g,sliceDim0:b,isSimpleSlice:y,begin:v,end:x,strides:w}=o.Pd.sliceInfo(a.shape,i,s,u,c,l,d,p,h);let O;if(g)O=ur({inputs:{x:a},backend:n,attrs:{shape:m}});else if(b||y){o.ae.assert(a.shape.length>=1,()=>"Input must have rank at least 1, got: "+a.shape.length);const e=o.Pd.computeOutShape(v,x,w),t=po({inputs:{x:a},backend:n,attrs:{begin:v,size:e}});O=ur({inputs:{x:t},backend:n,attrs:{shape:m}}),n.disposeIntermediateTensorInfo(t)}else{if(n.shouldExecuteOnCPU([a])){const e=n.readSync(a.dataId),t=Object(o.pd)(a.shape,a.dtype,e),r=fn(f,t,w,v);O=n.makeTensorInfo(m,a.dtype,r.values)}else{const e=new Lu(v,w,f);O=n.runWebGLProgram(e,[a],a.dtype)}}const k=ur({inputs:{x:O},backend:n,attrs:{shape:m}});return n.disposeIntermediateTensorInfo(O),k}};
+/**
+ * @license
+ * Copyright 2021 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const zu={kernelName:o.Sc,backendName:"webgl",kernelFunc:function(e){const{inputs:t,backend:n,attrs:r}=e,{separator:o,nGramWidths:a,leftPad:i,rightPad:s,padWidth:u,preserveShortSequences:c}=r,{data:l,dataSplits:d}=t,p=n.readSync(l.dataId),h=n.readSync(d.dataId),[f,m]=mn(p,h,o,a,i,s,u,c);return[n.makeTensorInfo([f.length],"string",f),n.makeTensorInfo(d.shape,"int32",m)]}};
+/**
+ * @license
+ * Copyright 2021 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const Uu={kernelName:o.Tc,backendName:"webgl",kernelFunc:function(e){const{inputs:t,backend:n,attrs:r}=e,{skipEmpty:o}=r,{input:a,delimiter:i}=t;if("string"!==a.dtype)throw new Error("Input must be of datatype string");if(1!==a.shape.length)throw new Error("Input must be a vector, got shape: "+a.shape);if(0!==i.shape.length)throw new Error("Delimiter must be a scalar, got shape: "+i.shape);const s=n.readSync(a.dataId),u=n.readSync(i.dataId)[0],[c,l,d]=gn(s,u,o),p=l.length;return[n.makeTensorInfo([p,2],"int32",c),n.makeTensorInfo([p],"string",l),n.makeTensorInfo([2],"int32",new Int32Array(d))]}};
+/**
+ * @license
+ * Copyright 2021 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const Vu={kernelName:o.Uc,backendName:"webgl",kernelFunc:function(e){const{inputs:t,backend:n,attrs:r}=e,{numBuckets:o}=r,{input:a}=t;if("string"!==a.dtype)throw new Error("Input must be of datatype string");if(o<=0)throw new Error("Number of buckets must be at least 1");const i=n.readSync(a.dataId),s=bn(i,o);return n.makeTensorInfo(a.shape,"int32",s)}},Wu=Zn({opSnippet:"return tan(x);"}),Gu={kernelName:o.Xc,backendName:"webgl",kernelFunc:Wu},Hu=Zn({opSnippet:"\n float e2x = exp(-2.0 * abs(x));\n return sign(x) * (1.0 - e2x) / (1.0 + e2x);\n"}),qu={kernelName:o.Yc,backendName:"webgl",kernelFunc:Hu};
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+/**
+ * @license
+ * Copyright 2017 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */
+class Ku{constructor(e,t){this.variableNames=["A"];const n=new Array(e.length);for(let r=0;r<n.length;r++)n[r]=e[r]*t[r];this.outputShape=n,this.rank=n.length;const r=oe(this.rank),o=function(e){const t=e.length;if(t>5)throw Error(`Tile for rank ${t} is not yet supported`);if(1===t)return`imod(resRC, ${e[0]})`;const n=["resRC.x","resRC.y","resRC.z","resRC.w","resRC.u"],r=[];for(let t=0;t<e.length;t++)r.push(`imod(${n[t]}, ${e[t]})`);return r.join()}
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */(e);this.userCode=`\n void main() {\n ${r} resRC = getOutputCoords();\n setOutput(getA(${o}));\n }\n `}}function Xu(e){const{inputs:t,backend:n,attrs:r}=e,{x:a}=t,{reps:i}=r;if("string"===a.dtype||a.shape.length>5){const e=n.readSync(a.dataId),t="string"===a.dtype?e.map(e=>o.ae.decodeString(e)):e,r=Object(o.pd)(a.shape,a.dtype,t),s=vn(r,i);return n.makeTensorInfo(s.shape,s.dtype,s.values)}const s=new Ku(a.shape,i);return n.runWebGLProgram(s,[a],a.dtype)}const Yu={kernelName:o.bd,backendName:"webgl",kernelFunc:Xu};class Qu{constructor(e){this.variableNames=["x","indices"],this.customUniforms=[{name:"n",type:"int"},{name:"firstPass",type:"int"},{name:"negativeInf",type:"float"},{name:"dir",type:"int"},{name:"inc",type:"int"}],this.outputShape=e,this.userCode="\n void main() {\n ivec2 coords = getOutputCoords();\n int batch = coords[0];\n int elemIdx = coords[1];\n\n // We compare elements pair-wise within a group of size 2 * inc.\n // The comparing rule for each group alternates between ascending\n // and descending. Within each group, we compare each pair at\n // positions i and i+inc. To decide whether an element at position i\n // is x0 or x1, we mod it by 2 * inc, if the result is smaller than\n // inc, it is in the first half of the group, we denote it as x0,\n // otherwise we denote it as x1.\n // For example, as shown in the Bitonic top K paper referenced above,\n // Figure5(a) shows that element[1] is in the\n // second half of the group when group size is 2, but it is in the\n // first half of the group when group size is 4.\n\n bool isFirstInPair = imod(elemIdx, 2 * inc) < inc;\n int i = isFirstInPair ? elemIdx : elemIdx - inc;\n\n int i0 = firstPass == 1 ? i : int(getIndices(batch, i));\n int i1 = firstPass == 1 ? i + inc : int(getIndices(batch, i + inc));\n float x0 = i0 < n ? getX(batch, i0) : negativeInf;\n float x1 = i1 < n ? getX(batch, i1) : negativeInf;\n\n // Denotes which direction indices are in (ascending or descending).\n bool reverse = imod(elemIdx, 2 * dir) >= dir;\n bool isGreater = x0 > x1 || (x0 == x1 && i1 > i0);\n if (reverse == isGreater) { // Elements in opposite order of direction\n int iTemp = i0;\n i0 = i1;\n i1 = iTemp;\n }\n if (isFirstInPair) {\n setOutput(float(i0));\n } else {\n setOutput(float(i1));\n }\n }\n "}}class Zu{constructor(e){this.variableNames=["x","indices"],this.customUniforms=[{name:"n",type:"int"},{name:"firstPass",type:"int"},{name:"k",type:"int"}],this.outputShape=e,this.userCode="\n void main() {\n // Takes max of indices (0, k), (1, k + 1), (2, k + 2) ...\n ivec2 coords = getOutputCoords();\n int batch = coords[0];\n int elemIdx = coords[1];\n\n // The output size is half of the previous size.\n // If the previous sequence is | | | | _ _ _ _ | | | | _ _ _ _ (k=4),\n // we only need to output the indices at positions |, the indices at\n // positions _ can be thrown away, see Figure5(b) After Phase 2\n // (Merge phase) in the Bitonic Top K paper referenced above.\n // For example, the paper shows we only need to output the orange bars.\n // The output sequence should look like this | | | | | | | |.\n // Because the sequence is halved, to map the output index back\n // to the previous sequence to find the corresponding value,\n // we need to double the index. When we double the index,\n // we basically interpolate a position, so 2i looks like\n // | _ | _ | _ | _ | _ | _ | _. We move the | to the first k position\n // of each 2k positions by - elemIdx % k. E.g. for output at\n // index 4,5,6,7, we want to get the corresponding element at\n // original index 8,9,10,11, for output at index 8,9,10,11,\n // we want to get the corresponding element at original index\n // 16,17,18,19, so on and so forth.\n\n int i = elemIdx < k ? elemIdx : (elemIdx * 2 - imod(elemIdx, k));\n int i0 = firstPass == 1 ? i : int(getIndices(batch, i));\n int i1 = firstPass == 1 ? i + k : int(getIndices(batch, i + k));\n\n float x0 = getX(batch, i0);\n float x1 = i1 < n ? getX(batch, i1) : x0;\n\n setOutput(x0 >= x1 ? float(i0) : float(i1));\n }\n "}}
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */function Ju(e,t){null!==t&&e.disposeIntermediateTensorInfo(t)}function ec(e){let t=1;for(;t<e;)t*=2;return t}const tc={kernelName:o.cd,backendName:"webgl",kernelFunc:function(e){const{inputs:t,backend:n,attrs:r}=e,{x:a}=t,{k:i,sorted:s}=r,u=Object(o.zd)().getNumber("TOPK_LAST_DIM_CPU_HANDOFF_SIZE_THRESHOLD"),c=Object(o.zd)().getNumber("TOPK_K_CPU_HANDOFF_THRESHOLD"),l=a.shape,d=l[l.length-1];if(n.shouldExecuteOnCPU([a])||d<u||i>c){const e=n.readSync(a.dataId),[t,r]=xn(e,l,a.dtype,i,s);return[n.makeTensorInfo(t.shape,t.dtype,t.values),n.makeTensorInfo(r.shape,r.dtype,r.values)]}if(0===i)return l[l.length-1]=0,[n.makeTensorInfo(l,a.dtype,[]),n.makeTensorInfo(l,"int32",[])];if(1===d)return[a,Va({attrs:{shape:l,dtype:"int32",value:0},backend:n})];const p=n.texData.get(a.dataId),h=null!==p&&p.isPacked,f=h?n.unpackTensor(a):a,m=o.ae.sizeFromShape(l)/d,g=ur({inputs:{x:f},attrs:{shape:[m,d]},backend:n});h&&Ju(n,f);const b=ec(i),y=ec(d);let v=null;const x=()=>null===v?[g,g]:[g,v],w=(e,t,r)=>{const o=x(),a=new Qu(r),i=[[d],[null===v?1:0],[Number.NEGATIVE_INFINITY],[e],[t]],s=v;v=n.runWebGLProgram(a,o,"int32",i),Ju(n,s)};for(let e=1;e<b;e*=2){const t=2*e;for(let n=e;n>=1;n/=2)w(t,n,[m,y])}for(let e=y;e>b;e/=2){const t=x(),r=new Zu([m,e/2]),o=[[d],[null===v?1:0],[b]],a=v;v=n.runWebGLProgram(r,t,"int32",o),Ju(n,a);const i=b/2,s=2*i;for(let e=i;e>=1;e/=2)w(s,e,v.shape)}let O=v;v=po({inputs:{x:v},backend:n,attrs:{begin:0,size:[m,i]}}),Ju(n,O);let k=si({inputs:{x:g,indices:v},backend:n,attrs:{axis:1,batchDims:1}});Ju(n,g);const S=l.slice(0,-1);S.push(i),O=v,v=ur({inputs:{x:v},attrs:{shape:S},backend:n}),Ju(n,O);const T=k;return k=ur({inputs:{x:k},attrs:{shape:S},backend:n}),Ju(n,T),[k,v]}};
+/**
+ * @license
+ * Copyright 2021 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */class nc{constructor(e,t,n,r,o,a){this.variableNames=["Image","Transforms"],this.outputShape=a;const i="nearest"===n?1:2;let s;switch(r){case"constant":s=1;break;case"reflect":s=2;break;case"wrap":s=3;break;case"nearest":s=4;break;default:s=1}this.userCode=`\n float mapCoord(float outCoord, float len) {\n float inCoord = outCoord;\n if(${s} == 2) {\n if (inCoord < 0.0) {\n if (len <= 1.0) {\n inCoord = 0.0;\n } else {\n float sz2 = 2.0 * len;\n if (inCoord < sz2) {\n inCoord = sz2 * float(int(float(-inCoord / sz2))) +\n inCoord;\n }\n inCoord = inCoord < -len ? inCoord + sz2 : -inCoord - 1.0;\n }\n } else if (inCoord > len - 1.0) {\n if (len <= 1.0) {\n inCoord = 0.0;\n } else {\n float sz2 = 2.0 * len;\n inCoord -= sz2 * float(int(float(inCoord / sz2)));\n if (inCoord >= len) {\n inCoord = sz2 - inCoord - 1.0;\n }\n }\n }\n return clamp(inCoord, 0.0, len - 1.0);\n } else if (${s} == 3) {\n if (inCoord < 0.0) {\n if (len <= 1.0) {\n inCoord = 0.0;\n } else {\n float sz = len - 1.0;\n inCoord += len * (float(int(float(-inCoord / sz))) + 1.0);\n }\n } else if (inCoord > len - 1.0) {\n if (len <= 1.0) {\n inCoord = 0.0;\n } else {\n float sz = len - 1.0;\n inCoord -= len * float(int(float(inCoord / sz)));\n }\n }\n return clamp(inCoord, 0.0, len - 1.0);\n } else if (${s} == 4) {\n return clamp(outCoord, 0.0, len - 1.0);\n } else {\n return outCoord;\n }\n }\n\n float readWithFillValue(int batch, int coordY, int coordX,\n int channel) {\n float outputValue;\n if (0 <= coordY && coordY < ${e} && 0 <= coordX && coordX < ${t}) {\n outputValue = getImage(batch, coordY, coordX, channel);\n } else {\n outputValue = float(${o});\n }\n return outputValue;\n }\n\n void main() {\n ivec4 coords = getOutputCoords();\n float outputValue;\n int batch = coords[0];\n int x = coords[2];\n int y = coords[1];\n int channel = coords[3];\n float xf = float(x);\n float yf = float(y);\n float a1 = getTransforms(batch, 0);\n float a2 = getTransforms(batch, 1);\n float a3 = getTransforms(batch, 2);\n float b1 = getTransforms(batch, 3);\n float b2 = getTransforms(batch, 4);\n float b3 = getTransforms(batch, 5);\n float c1 = getTransforms(batch, 6);\n float c2 = getTransforms(batch, 7);\n float projection = c1 * xf + c2 * yf + 1.0;\n if (projection == 0.0) {\n outputValue = float(${o});\n } else {\n float inX = (a1 * xf + a2 * yf + a3) / projection;\n float inY = (b1 * xf + b2 * yf + b3) / projection;\n float mapX = mapCoord(inX, float(${t}));\n float mapY = mapCoord(inY, float(${e}));\n\n if (${i} == 1) {\n int coordY = int(round(mapY));\n int coordX = int(round(mapX));\n outputValue = readWithFillValue(batch, coordY, coordX,\n channel);\n } else {\n float yFloor = floor(mapY);\n float xFloor = floor(mapX);\n float yCeil = yFloor + 1.0;\n float xCeil = xFloor + 1.0;\n float valueYFloor = (xCeil - mapX) *\n readWithFillValue(batch, int(yFloor), int(xFloor), channel) +\n (mapX - xFloor) *\n readWithFillValue(batch, int(yFloor), int(xCeil), channel);\n float valueYCeil = (xCeil - mapX) *\n readWithFillValue(batch, int(yCeil), int(xFloor), channel) +\n (mapX - xFloor) *\n readWithFillValue(batch, int(yCeil), int(xCeil), channel);\n outputValue = (yCeil - mapY) * valueYFloor +\n (mapY - yFloor) * valueYCeil;\n }\n }\n setOutput(outputValue);\n }\n `}}
+/**
+ * @license
+ * Copyright 2021 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const rc={kernelName:o.dd,backendName:"webgl",kernelFunc:function(e){const{inputs:t,backend:n,attrs:r}=e,{image:o,transforms:a}=t,{interpolation:i,fillMode:s,fillValue:u,outputShape:c}=r,[l,d,p,h]=o.shape,[f,m]=null!=c?c:[d,p],g=new nc(d,p,i,s,u,[l,f,m,h]);return n.runWebGLProgram(g,[o,a],"float32")}};
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the License);
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an AS IS BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const oc={kernelName:o.fd,backendName:"webgl",kernelFunc:function(e){const{inputs:t,attrs:n,backend:r}=e,{axis:o}=n,{x:a}=t;L(a,"unique"),console.warn("WARNING: ","UI might be locked temporarily as data is being downloaded");const i=r.readSync(a.dataId),{outputValues:s,outputShape:u,indices:c}=On(i,o,a.shape,a.dtype);return[r.makeTensorInfo(u,a.dtype,s),r.makeTensorInfo([c.length],"int32",c)]}};
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const ac={kernelName:o.gd,backendName:"webgl",kernelFunc:function(e){const{inputs:t,backend:n,attrs:r}=e,{value:o}=t;let{axis:a}=r;a<0&&(a+=o.shape.length);const i=o,s=i.shape.length,u=o.shape[a],c=new Array(s-1);let l=0;for(let e=0;e<s;e++)e!==a&&(c[l++]=i.shape[e]);const d=[],p=new Array(s).fill(0),h=i.shape.slice();h[a]=1;const f=new Array(u);for(let e=0;e<f.length;e++){p[a]=e;const t=po({inputs:{x:i},backend:n,attrs:{begin:p,size:h}}),r=ur({inputs:{x:t},backend:n,attrs:{shape:c}});f[e]=r,d.push(t)}return d.forEach(e=>n.disposeIntermediateTensorInfo(e)),f}};
+/**
+ * @license
+ * Copyright 2018 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */class ic{constructor(e,t){this.variableNames=["x","segmentIds"];const n=e.windowSize,r=e.batchSize,o=e.inSize,a=e.numSegments,i=a*Math.ceil(o/n);this.outputShape=[r,i];const s=4*Math.floor(n/4),u=n%4,c="\n sumValue += dot(values, segFilter);\n ";let l="";o%n>0&&(l=`\n if (inIdx < 0 || inIdx >= ${o}) {\n return initializationValue;\n }\n `);let d="";o%n>0&&(d=`\n if (inIdx < 0 || inIdx >= ${o}) {\n return -1.0;\n }\n `),this.userCode=`\n const float initializationValue = 0.0;\n\n float getValue(int batch, int inIdx) {\n ${l}\n return getX(batch, inIdx);\n }\n\n float getSegmentIdAtIndex(int inIdx) {\n ${d}\n return getSegmentIds(inIdx);\n }\n\n void main() {\n ivec2 coords = getOutputCoords();\n int batch = coords[0];\n int outIdx = coords[1];\n int inOffset = int(floor(float(outIdx) / float(\n ${a})) * float(${n}));\n int currentSeg = int(mod(float(outIdx), float(${a})));\n\n float sumValue = 0.0;\n\n for (int i = 0; i < ${s}; i += 4) {\n int inIdx = inOffset + i;\n vec4 values = vec4(\n getValue(batch, inIdx),\n getValue(batch, inIdx + 1),\n getValue(batch, inIdx + 2),\n getValue(batch, inIdx + 3)\n );\n\n vec4 segFilter = vec4(\n int(getSegmentIdAtIndex(inIdx)) == currentSeg ? 1 : 0,\n int(getSegmentIdAtIndex(inIdx + 1)) == currentSeg ? 1 : 0,\n int(getSegmentIdAtIndex(inIdx + 2)) == currentSeg ? 1 : 0,\n int(getSegmentIdAtIndex(inIdx + 3)) == currentSeg ? 1 : 0\n );\n\n ${c}\n }\n\n int inIdx = inOffset + ${s};\n if (${1===u}) {\n vec4 values = vec4(\n getValue(batch, inIdx),\n initializationValue,\n initializationValue,\n initializationValue\n );\n\n int inIdxSeg = int(getSegmentIdAtIndex(inIdx));\n\n vec4 segFilter = vec4(\n int(getSegmentIdAtIndex(inIdx)) == currentSeg ? 1 : 0,\n 0,\n 0,\n 0\n );\n\n ${c}\n } else if (${2===u}) {\n vec4 values = vec4(\n getValue(batch, inIdx),\n getValue(batch, inIdx + 1),\n initializationValue,\n initializationValue\n );\n\n vec4 segFilter = vec4(\n int(getSegmentIdAtIndex(inIdx)) == currentSeg ? 1 : 0,\n int(getSegmentIdAtIndex(inIdx + 1)) == currentSeg ? 1 : 0,\n 0,\n 0\n );\n\n ${c}\n } else if (${3===u}) {\n vec4 values = vec4(\n getValue(batch, inIdx),\n getValue(batch, inIdx + 1),\n getValue(batch, inIdx + 2),\n initializationValue\n );\n\n vec4 segFilter = vec4(\n int(getSegmentIdAtIndex(inIdx)) == currentSeg ? 1 : 0,\n int(getSegmentIdAtIndex(inIdx + 1)) == currentSeg ? 1 : 0,\n int(getSegmentIdAtIndex(inIdx + 2)) == currentSeg ? 1 : 0,\n 0\n );\n\n ${c}\n }\n setOutput(sumValue);\n }\n `}}
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */const sc=[wr,Or,Sr,Cr,jr,Rr,_r,$r,Pr,Lr,zr,Vr,Gr,qr,Xr,Zr,Jr,no,ro,oo,so,fo,mo,go,wo,So,Eo,Gn,No,Po,Wo,Xo,Yo,Qo,Zo,Jo,ta,ra,aa,ca,la,pa,ma,ya,va,wa,ka,Sa,Ca,Ea,ja,Aa,_a,Fa,Pa,za,Wa,Ha,Xa,Qa,ei,ni,ri,ai,ui,li,pi,Vn,hi,Fo,mi,bi,vi,Kn,wi,ki,Si,Ci,Ii,Ni,Ri,$i,Mi,Li,zi,Vi,Wi,Gi,Ki,Xi,Yi,Qi,Zi,es,rs,as,fs,sr,ms,bs,vs,ws,yo,ks,Cs,Es,As,_s,Qn,$s,Ds,xo,us,Ps,Bs,Us,cr,Gs,qs,Ys,Zs,tu,ru,au,su,cu,du,hu,mu,bu,vu,wu,ho,hs,ku,Su,Tu,Cu,Eu,Iu,ju,Nu,_u,Fu,Mu,Pu,Bu,zu,Uu,Vu,ds,br,Gu,qu,Yu,tc,rc,vr,oc,ac,{kernelName:o.hd,backendName:"webgl",kernelFunc:function(e){const{inputs:t,backend:n,attrs:r}=e,{x:a,segmentIds:i}=t,{numSegments:s}=r,u=a.shape.length,c=[];let l=0;const d=o.md.getAxesPermutation([l],u);let p=a;null!=d&&(p=yr({inputs:{x:a},backend:n,attrs:{perm:d}}),c.push(p),l=o.md.getInnerMostAxes(1,u)[0]);const h=o.md.segment_util.computeOutShape(p.shape,l,s),f=o.ae.sizeFromShape([p.shape[l]]),m=ur({inputs:{x:p},backend:n,attrs:{shape:[-1,f]}});c.push(m);const g=Object(o.Td)(a.dtype),b=(e,t,r,a,i)=>{const s=e.shape[0],u=e.shape[1],l=o.md.segment_util.segOpComputeOptimalWindowSize(u,i),d=new ic({windowSize:l,inSize:u,batchSize:s,numSegments:i},t),p=n.compileAndRun(d,[e,r],a);if(c.push(p),p.shape[1]===i)return p;const h=Fs({backend:n,attrs:{start:0,stop:i,step:1,dtype:"float32"}}),f=Xu({inputs:{x:h},backend:n,attrs:{reps:[u/l]}});c.push(h),c.push(f);return b(p,t,f,a,i)},y=ur({inputs:{x:b(m,"unsortedSegmentSum",i,g,s)},backend:n,attrs:{shape:h}});let v=y;if(null!=d){c.push(y);const e=o.md.getUndoAxesPermutation(d);v=yr({inputs:{x:v},backend:n,attrs:{perm:e}})}return c.forEach(e=>n.disposeIntermediateTensorInfo(e)),v}},Ts];
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */for(const e of sc)Object(o.Kd)(e);
+/**
+ * @license
+ * Copyright 2020 Google LLC. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * =============================================================================
+ */},function(e,t,n){"use strict";n.r(t);var r={};n.r(r),n.d(r,"HAMWorker",(function(){return ve})),n.d(r,"GUMWorker",(function(){return Ve})),n.d(r,"SensorWorker",(function(){return nt}));var o=n(8),a=n(32),i=n.n(a),s=n(108),u=n.n(s),c=n(40),l=n.n(c),d=n(41),p=n.n(d),h=n(7),f=n.n(h),m=n(86),g=n.n(m),b=n(87),y=n.n(b),v=n(239),x=n.n(v),w=n(48),O=n.n(w),k=n(2),S=n.n(k),T=n(10),C=n.n(T),E=(n(225),n(104),n(226),n(635),n(855),n(871),n(872),n(125),n(52)),I=n.n(E),j=n(731),N=n.n(j),A=n(396),R=n.n(A),_=n(336),$=n.n(_),F=n(274),D=n.n(F),M=n(68),P=n.n(M),L=n(36),B=n.n(L),z=n(11),U=n.n(z),V=n(18),W=n.n(V),G=n(335),H=n.n(G),q=n(55),K=n.n(q),X=n(31),Y=n.n(X),Q=n(233),Z=n.n(Q),J=n(67),ee=n.n(J),te=n(339),ne=n.n(te),re=n(106),oe=n.n(re),ae=n(338),ie=n.n(ae),se=n(139),ue=n.n(se),ce=n(62),le=n.n(ce),de=n(131),pe=n.n(de),he=n(30),fe=n.n(he),me="[worker]",ge=1e3,be=function(){function e(t){l()(this,e),this.options=t||{},this.debugEnabled=this.options.debug||!1,this.dataChannel=null,this.peerConnection=null,this.peerConnectionVideo=null,this.features=new Z.a,this.confirmations=new pe.a}return p()(e,[{key:"setPeerConnection",value:function(e){this.peerConnection=e}},{key:"setPeerConnectionForVideo",value:function(e){this.peerConnectionVideo=e}},{key:"setDataChannel",value:function(e){this.dataChannel=e}},{key:"hasFeature",value:function(e){return this.features.has(e)}},{key:"requestConfirmation",value:function(e,t,n){var r,a,i=this;return o.debug(me,fe()(r=fe()(a="requestConfirmation feature:".concat(e," clientId:")).call(a,t," deviceName:")).call(r,n)),new ee.a((function(r){"undefined"!=typeof android?(android.emit("requestConfirmation",B()({id:ge,feature:e,clientId:t,deviceName:n})),i.confirmations.set(ge,r),ge++):r(!0)}))}},{key:"onConfirmationResult",value:function(e,t){var n;return o.debug(me,fe()(n="onConfirmationResult id:".concat(e," allowed:")).call(n,t)),!!this.confirmations.has(e)&&(this.confirmations.get(e)(t),this.confirmations.delete(e),!0)}},{key:"sendData",value:function(e){this.dataChannel?this.dataChannel.send(B()(e)):o.error(me,"dataChannel is not open yet")}}]),e}();function ye(e){var t=function(){if("undefined"==typeof Reflect||!i.a)return!1;if(i.a.sham)return!1;if("function"==typeof Proxy)return!0;try{return Boolean.prototype.valueOf.call(i()(Boolean,[],(function(){}))),!0}catch(e){return!1}}();return function(){var n,r=O()(e);if(t){var o=O()(this).constructor;n=i()(r,arguments,o)}else n=r.apply(this,arguments);return y()(this,n)}}var ve=function(e){g()(n,e);var t=ye(n);function n(){var e;return l()(this,n),(e=t.call(this)).listenerId=0,e.intervalId=0,e}return p()(n,[{key:"checkCapability",value:function(){return("undefined"!=typeof tizen&&tizen.humanactivitymonitor||this.debugEnabled)&&(this.features.add("HRM"),this.features.add("PEDOMETER"),this.features.add("GESTURE")),this.features}},{key:"handleMessage",value:function(e){switch(e.feature){case"PEDOMETER":case"HRM":"start"===e.type?this.startHam(e.feature):this.stopHam(e.feature);break;case"GESTURE":"start"===e.type?this.startGestureRecognition():this.stopGestureRecognition();break;default:o.debug("[ham]","unsupported feature",e.feature)}}},{key:"startHam",value:function(e){var t=this;o.debug("[ham]","start HAM");var n=e,r={},a=this;this.debugEnabled?this.intervalId=ue()((function(){"HRM"===n?(r.heartRate=Math.floor(150*Math.random()+50),r.rRInterval=0):"PEDOMETER"===n&&(r.stepStatus="WALKING",r.cumulativeTotalStepCount=Math.floor(150*Math.random()+50)),t.sendData({type:"data",feature:n,data:r})}),1e3):tizen.ppm.requestPermission("http://tizen.org/privilege/healthinfo",(function(){tizen.humanactivitymonitor.start(n,(function(e){if("HRM"===n)r.heartRate=e.heartRate,r.rRInterval=e.rRInterval;else if("PEDOMETER"===n){var t;r.stepStatus=e.stepStatus,r.speed=e.speed,r.walkingFrequency=e.walkingFrequency,r.cumulativeDistance=e.cumulativeDistance,r.cumulativeCalorie=e.cumulativeCalorie,r.cumulativeTotalStepCount=e.cumulativeTotalStepCount,r.cumulativeWalkStepCount=e.cumulativeWalkStepCount,r.cumulativeRunStepCount=e.cumulativeRunStepCount,r.stepCountDifferences=le()(t=e.stepCountDifferences).call(t)}a.sendData({type:"data",feature:n,data:r})}))}),(function(e){return o.error("[ham]","error: "+B()(e))}))}},{key:"stopHam",value:function(e){tizen.humanactivitymonitor.stop(e)}},{key:"startGestureRecognition",value:function(){var e=this;if(!(this.listenerId>0))if(this.debugEnabled)this.intervalId=ue()((function(){e.sendData({type:"data",feature:"GESTURE",data:{type:"GESTURE_WRIST_UP",event:"GESTURE_EVENT_DETECTED",timestamp:(new Date).getTime()}})}),3e3);else try{this.listenerId=tizen.humanactivitymonitor.addGestureRecognitionListener("GESTURE_WRIST_UP",(function(t){o.debug("[ham]","Received "+t.event+" event on "+new Date(1e3*t.timestamp)+" for "+t.type+" type"),e.sendData({type:"data",feature:"GESTURE",data:{type:t.type,event:t.event,timestamp:t.timestamp}})}),(function(e){return o.error("[ham]","error: "+B()(e))}),!0),o.debug("[ham]","Listener with id "+this.listenerId+" has been added")}catch(e){o.error("[ham]","error: "+B()(e))}}},{key:"stopGestureRecognition",value:function(){this.listenerId>0&&tizen.humanactivitymonitor.removeGestureRecognitionListener(this.listenerId)}}]),n}(be),xe=n(119),we=n.n(xe),Oe=n(120),ke=n.n(Oe),Se=n(110),Te=n.n(Se),Ce=(n(126),n(399)),Ee=n.n(Ce),Ie=(n(494),n(889),n(238)),je=n.n(Ie),Ne=n(151),Ae=n.n(Ne);function Re(e,t){var n=void 0!==we.a&&ke()(e)||e["@@iterator"];if(!n){if(Te()(e)||(n=function(e,t){var n;if(!e)return;if("string"==typeof e)return _e(e,t);var r=le()(n=Object.prototype.toString.call(e)).call(n,8,-1);"Object"===r&&e.constructor&&(r=e.constructor.name);if("Map"===r||"Set"===r)return P()(e);if("Arguments"===r||/^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(r))return _e(e,t)}(e))||t&&e&&"number"==typeof e.length){n&&(e=n);var r=0,o=function(){};return{s:o,n:function(){return r>=e.length?{done:!0}:{done:!1,value:e[r++]}},e:function(e){throw e},f:o}}throw new TypeError("Invalid attempt to iterate non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method.")}var a,i=!0,s=!1;return{s:function(){n=n.call(e)},n:function(){var e=n.next();return i=e.done,e},e:function(e){s=!0,a=e},f:function(){try{i||null==n.return||n.return()}finally{if(s)throw a}}}}function _e(e,t){(null==t||t>e.length)&&(t=e.length);for(var n=0,r=new Array(t);n<t;n++)r[n]=e[n];return r}var $e=function(){function e(){l()(this,e)}return p()(e,null,[{key:"getPreferredCodecs",value:function(e){Te()(e)||(e=[e]);var t=[];if(e.length>0){if("function"!=typeof RTCRtpSender.getCapabilities)return t;var n,r=RTCRtpSender.getCapabilities("video").codecs,a=Re(e);try{var i=function(){var e=n.value;r=je()(r).call(r,(function(n){return!n.mimeType.match(new RegExp(e,"i"))||(t.push(n),!1)}))};for(a.s();!(n=a.n()).done;)i()}catch(e){a.e(e)}finally{a.f()}var s,u="",c=Re(t=fe()(t).call(t,r));try{for(c.s();!(s=c.n()).done;){var l=s.value;-1===Ae()(u).call(u,l.mimeType)&&(u+=l.mimeType+", ")}}catch(e){c.e(e)}finally{c.f()}o.info("[codec-helper]","codec order : "+u)}return t}}]),e}(),Fe=n(732);function De(e,t){var n=void 0!==we.a&&ke()(e)||e["@@iterator"];if(!n){if(Te()(e)||(n=function(e,t){var n;if(!e)return;if("string"==typeof e)return Me(e,t);var r=le()(n=Object.prototype.toString.call(e)).call(n,8,-1);"Object"===r&&e.constructor&&(r=e.constructor.name);if("Map"===r||"Set"===r)return P()(e);if("Arguments"===r||/^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(r))return Me(e,t)}(e))||t&&e&&"number"==typeof e.length){n&&(e=n);var r=0,o=function(){};return{s:o,n:function(){return r>=e.length?{done:!0}:{done:!1,value:e[r++]}},e:function(e){throw e},f:o}}throw new TypeError("Invalid attempt to iterate non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method.")}var a,i=!0,s=!1;return{s:function(){n=n.call(e)},n:function(){var e=n.next();return i=e.done,e},e:function(e){s=!0,a=e},f:function(){try{i||null==n.return||n.return()}finally{if(s)throw a}}}}function Me(e,t){(null==t||t>e.length)&&(t=e.length);for(var n=0,r=new Array(t);n<t;n++)r[n]=e[n];return r}function Pe(e){var t=function(){if("undefined"==typeof Reflect||!i.a)return!1;if(i.a.sham)return!1;if("function"==typeof Proxy)return!0;try{return Boolean.prototype.valueOf.call(i()(Boolean,[],(function(){}))),!0}catch(e){return!1}}();return function(){var n,r=O()(e);if(t){var o=O()(this).constructor;n=i()(r,arguments,o)}else n=r.apply(this,arguments);return y()(this,n)}}function Le(e,t){if(t.has(e))throw new TypeError("Cannot initialize the same private elements twice on an object")}function Be(e,t,n){if(!t.has(e))throw new TypeError("attempted to get private field on non-instance");return n}var ze=new U.a,Ue=new W.a,Ve=function(e){g()(n,e);var t=Pe(n);function n(e){var r,a,i;return l()(this,n),r=t.call(this,e),Le(a=f()(r),i=Ue),i.add(a),function(e,t,n){Le(e,t),t.set(e,n)}(f()(r),ze,{writable:!0,value:void 0}),r.mediaStream=null,C()(f()(r),ze,new Fe.a),S()(f()(r),ze).on("autoZoomStarted",(function(e){o.debug("[gum]","autoZoomStarted",e),Be(f()(r),Ue,We).call(f()(r),e)})),S()(f()(r),ze).on("autoZoomStopped",(function(){o.debug("[gum]","autoZoomStopped");var e=r.mediaStream.getVideoTracks();if(e.length>0){var t=e[0];Be(f()(r),Ue,We).call(f()(r),t)}})),r}return p()(n,[{key:"checkCapability",value:function(){var e=this;return o.debug("[gum]","checkCapability"),"undefined"!=typeof android&&alert(RTCRtpSender.getCapabilities("video")),this.debugEnabled?(this.features.add("CAMERA"),this.features.add("MIC"),this.features):new ee.a((function(t,n){navigator.mediaDevices.enumerateDevices().then((function(n){K()(n).call(n,(function(t){"videoinput"===t.kind&&e.features.add("CAMERA"),"audioinput"===t.kind&&e.features.add("MIC")})),t(e.features)})).catch((function(t){o.error("[gum]","err.code: "+t.code),o.error("[gum]",t.name+": "+t.message),n(e.features)}))})).catch((function(t){return o.error("[gum]",t),e.features}))}},{key:"handleMessage",value:function(e){var t=this;if("start"===e.type){if("applyConstraints"===e.arguments[0])return void this.applyConstraints(e.arguments[1]);this.requestConfirmation(e.feature,e.clientId,e.deviceName).then((function(n){n?t.startGum(e.arguments[0],e.feature):t.sendData({type:"error",feature:e.feature,error:{message:"Permission denied",name:"NotAllowedError"}})}))}else if("stopTrack"===e.type){var n,r=Ee()(n=this.peerConnectionVideo.getTransceivers()).call(n,(function(t){return t.sender&&t.sender.track.id===e.trackId}));r&&r.sender?(r.sender.track.stop(),r.stop(),this.peerConnectionVideo.removeTrack(r.sender)):o.debug("[gum]","Failed to stopTrack() "+e.trackId)}}},{key:"setPreferredCodecs",value:function(e,t){try{var n,r=Ee()(n=this.peerConnectionVideo.getTransceivers()).call(n,(function(t){return t.sender&&t.sender.track===e}));r?(t=$e.getPreferredCodecs(t),r.direction="sendonly",r.setCodecPreferences(t)):(o.warn("[gum]","Can't find 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projects / platform / framework / web / wrtjs.git / commitdiff