documentation/pooling__layer__quantized_8cl.xhtml

   1 <!-- HTML header for doxygen 1.8.9.1-->
   2 <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
   3 <html xmlns="http://www.w3.org/1999/xhtml">
   4 <head>
   5 <meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/>
   6 <meta http-equiv="X-UA-Compatible" content="IE=9"/>
   7 <meta name="generator" content="Doxygen 1.8.11"/>
   8 <meta name="robots" content="NOINDEX, NOFOLLOW" /> <!-- Prevent indexing by search engines -->
   9 <title>Compute Library: src/core/CL/cl_kernels/pooling_layer_quantized.cl File Reference</title>
  10 <link href="tabs.css" rel="stylesheet" type="text/css"/>
  11 <script type="text/javascript" src="jquery.js"></script>
  12 <script type="text/javascript" src="dynsections.js"></script>
  13 <link href="navtree.css" rel="stylesheet" type="text/css"/>
  14 <script type="text/javascript" src="resize.js"></script>
  15 <script type="text/javascript" src="navtreedata.js"></script>
  16 <script type="text/javascript" src="navtree.js"></script>
  17 <script type="text/javascript">
  18   $(document).ready(initResizable);
  19   $(window).load(resizeHeight);
  20 </script>
  21 <link href="search/search.css" rel="stylesheet" type="text/css"/>
  22 <script type="text/javascript" src="search/searchdata.js"></script>
  23 <script type="text/javascript" src="search/search.js"></script>
  24 <script type="text/javascript">
  25   $(document).ready(function() { init_search(); });
  26 </script>
  27 <script type="text/x-mathjax-config">
  28   MathJax.Hub.Config({
  29     extensions: ["tex2jax.js"],
  30     jax: ["input/TeX","output/HTML-CSS"],
  31 });
  32 </script><script type="text/javascript" src="http://cdn.mathjax.org/mathjax/latest/MathJax.js"></script>
  33 <link href="doxygen.css" rel="stylesheet" type="text/css" />
  34 </head>
  35 <body>
  36 <div id="top"><!-- do not remove this div, it is closed by doxygen! -->
  37 <div id="titlearea">
  38 <table cellspacing="0" cellpadding="0">
  39  <tbody>
  40  <tr style="height: 56px;">
  41   <td style="padding-left: 0.5em;">
  42    <div id="projectname">Compute Library
  43    &#160;<span id="projectnumber">18.05</span>
  44    </div>
  45   </td>
  46  </tr>
  47  </tbody>
  48 </table>
  49 </div>
  50 <!-- end header part -->
  51 <!-- Generated by Doxygen 1.8.11 -->
  52 <script type="text/javascript">
  53 var searchBox = new SearchBox("searchBox", "search",false,'Search');
  54 </script>
  55   <div id="navrow1" class="tabs">
  56     <ul class="tablist">
  57       <li><a href="index.xhtml"><span>Main&#160;Page</span></a></li>
  58       <li><a href="pages.xhtml"><span>Related&#160;Pages</span></a></li>
  59       <li><a href="namespaces.xhtml"><span>Namespaces</span></a></li>
  60       <li><a href="annotated.xhtml"><span>Data&#160;Structures</span></a></li>
  61       <li class="current"><a href="files.xhtml"><span>Files</span></a></li>
  62       <li>
  63         <div id="MSearchBox" class="MSearchBoxInactive">
  64         <span class="left">
  65           <img id="MSearchSelect" src="search/mag_sel.png"
  66                onmouseover="return searchBox.OnSearchSelectShow()"
  67                onmouseout="return searchBox.OnSearchSelectHide()"
  68                alt=""/>
  69           <input type="text" id="MSearchField" value="Search" accesskey="S"
  70                onfocus="searchBox.OnSearchFieldFocus(true)"
  71                onblur="searchBox.OnSearchFieldFocus(false)"
  72                onkeyup="searchBox.OnSearchFieldChange(event)"/>
  73           </span><span class="right">
  74             <a id="MSearchClose" href="javascript:searchBox.CloseResultsWindow()"><img id="MSearchCloseImg" border="0" src="search/close.png" alt=""/></a>
  75           </span>
  76         </div>
  77       </li>
  78     </ul>
  79   </div>
  80   <div id="navrow2" class="tabs2">
  81     <ul class="tablist">
  82       <li><a href="files.xhtml"><span>File&#160;List</span></a></li>
  83       <li><a href="globals.xhtml"><span>Globals</span></a></li>
  84     </ul>
  85   </div>
  86 </div><!-- top -->
  87 <div id="side-nav" class="ui-resizable side-nav-resizable">
  88   <div id="nav-tree">
  89     <div id="nav-tree-contents">
  90       <div id="nav-sync" class="sync"></div>
  91     </div>
  92   </div>
  93   <div id="splitbar" style="-moz-user-select:none;"
  94        class="ui-resizable-handle">
  95   </div>
  96 </div>
  97 <script type="text/javascript">
  98 $(document).ready(function(){initNavTree('pooling__layer__quantized_8cl.xhtml','');});
  99 </script>
 100 <div id="doc-content">
 101 <!-- window showing the filter options -->
 102 <div id="MSearchSelectWindow"
 103      onmouseover="return searchBox.OnSearchSelectShow()"
 104      onmouseout="return searchBox.OnSearchSelectHide()"
 105      onkeydown="return searchBox.OnSearchSelectKey(event)">
 106 </div>
 107
 108 <!-- iframe showing the search results (closed by default) -->
 109 <div id="MSearchResultsWindow">
 110 <iframe src="javascript:void(0)" frameborder="0"
 111         name="MSearchResults" id="MSearchResults">
 112 </iframe>
 113 </div>
 114
 115 <div class="header">
 116   <div class="summary">
 117 <a href="#define-members">Macros</a> &#124;
 118 <a href="#func-members">Functions</a>  </div>
 119   <div class="headertitle">
 120 <div class="title">pooling_layer_quantized.cl File Reference</div>  </div>
 121 </div><!--header-->
 122 <div class="contents">
 123 <div class="textblock"><code>#include &quot;<a class="el" href="helpers_8h_source.xhtml">helpers.h</a>&quot;</code><br />
 124 </div>
 125 <p><a href="pooling__layer__quantized_8cl_source.xhtml">Go to the source code of this file.</a></p>
 126 <table class="memberdecls">
 127 <tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="define-members"></a>
 128 Macros</h2></td></tr>
 129 <tr class="memitem:a482ef7d59a5f474ca126e737c7f0978a"><td class="memItemLeft" align="right" valign="top">#define&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="pooling__layer__quantized_8cl.xhtml#a482ef7d59a5f474ca126e737c7f0978a">POOL_OP</a>(x,  y)&#160;&#160;&#160;((x) + (y))</td></tr>
 130 <tr class="separator:a482ef7d59a5f474ca126e737c7f0978a"><td class="memSeparator" colspan="2">&#160;</td></tr>
 131 <tr class="memitem:a5db17889d824975fefb2ce2f4690637f"><td class="memItemLeft" align="right" valign="top">#define&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="pooling__layer__quantized_8cl.xhtml#a5db17889d824975fefb2ce2f4690637f">DIV_OP</a>(x,  y)&#160;&#160;&#160;(x * (1.f / y))</td></tr>
 132 <tr class="separator:a5db17889d824975fefb2ce2f4690637f"><td class="memSeparator" colspan="2">&#160;</td></tr>
 133 <tr class="memitem:a6c01fa98d360a9d52926dc6a5a599711"><td class="memItemLeft" align="right" valign="top">#define&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="pooling__layer__quantized_8cl.xhtml#a6c01fa98d360a9d52926dc6a5a599711">DIV_OP_NHWC</a>(x,  y)&#160;&#160;&#160;(convert_float8(x) * (float8)(1.f / y))</td></tr>
 134 <tr class="separator:a6c01fa98d360a9d52926dc6a5a599711"><td class="memSeparator" colspan="2">&#160;</td></tr>
 135 </table><table class="memberdecls">
 136 <tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="func-members"></a>
 137 Functions</h2></td></tr>
 138 <tr class="memitem:a4057c01dd49145c5e463f1cea52542df"><td class="memItemLeft" align="right" valign="top">int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="pooling__layer__quantized_8cl.xhtml#a4057c01dd49145c5e463f1cea52542df">calculate_avg_scale</a> (const int pool_size_x, const int pool_size_y, const int upper_bound_w, const int upper_bound_h, const int pad_x, const int pad_y, const int stride_x, const int stride_y)</td></tr>
 139 <tr class="separator:a4057c01dd49145c5e463f1cea52542df"><td class="memSeparator" colspan="2">&#160;</td></tr>
 140 <tr class="memitem:a5c74cefcb6318451b5785dd00bd9b05f"><td class="memItemLeft" align="right" valign="top">__kernel void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="pooling__layer__quantized_8cl.xhtml#a5c74cefcb6318451b5785dd00bd9b05f">pooling_layer_MxN_quantized_nchw</a> (__global uchar *input_ptr, uint input_stride_x, uint input_step_x, uint input_stride_y, uint input_step_y, uint input_stride_z, uint input_step_z, uint input_offset_first_element_in_bytes, __global uchar *output_ptr, uint output_stride_x, uint output_step_x, uint output_stride_y, uint output_step_y, uint output_stride_z, uint output_step_z, uint output_offset_first_element_in_bytes)</td></tr>
 141 <tr class="memdesc:a5c74cefcb6318451b5785dd00bd9b05f"><td class="mdescLeft">&#160;</td><td class="mdescRight">Performs a pooling function of pool size equal to N (NCHW)  <a href="#a5c74cefcb6318451b5785dd00bd9b05f">More...</a><br /></td></tr>
 142 <tr class="separator:a5c74cefcb6318451b5785dd00bd9b05f"><td class="memSeparator" colspan="2">&#160;</td></tr>
 143 <tr class="memitem:a235920cb0f8577da6e104ccb03fbda25"><td class="memItemLeft" align="right" valign="top">int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="pooling__layer__quantized_8cl.xhtml#a235920cb0f8577da6e104ccb03fbda25">calculate_avg_scale_nhwc</a> (const int pool_size_x, const int pool_size_y, int upper_bound_w, int upper_bound_h, const int pad_x, const int pad_y, const int stride_x, const int stride_y)</td></tr>
 144 <tr class="separator:a235920cb0f8577da6e104ccb03fbda25"><td class="memSeparator" colspan="2">&#160;</td></tr>
 145 <tr class="memitem:a747409ec1866adc96ee62d1e08ec502f"><td class="memItemLeft" align="right" valign="top">__kernel void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="pooling__layer__quantized_8cl.xhtml#a747409ec1866adc96ee62d1e08ec502f">pooling_layer_MxN_quantized_nhwc</a> (__global uchar *input_ptr, uint input_stride_x, uint input_step_x, uint input_stride_y, uint input_step_y, uint input_stride_z, uint input_step_z, uint input_offset_first_element_in_bytes, __global uchar *output_ptr, uint output_stride_x, uint output_step_x, uint output_stride_y, uint output_step_y, uint output_stride_z, uint output_step_z, uint output_offset_first_element_in_bytes)</td></tr>
 146 <tr class="memdesc:a747409ec1866adc96ee62d1e08ec502f"><td class="mdescLeft">&#160;</td><td class="mdescRight">Performs a pooling function of pool size equal to N (NHWC)  <a href="#a747409ec1866adc96ee62d1e08ec502f">More...</a><br /></td></tr>
 147 <tr class="separator:a747409ec1866adc96ee62d1e08ec502f"><td class="memSeparator" colspan="2">&#160;</td></tr>
 148 </table>
 149 <h2 class="groupheader">Macro Definition Documentation</h2>
 150 <a class="anchor" id="a5db17889d824975fefb2ce2f4690637f"></a>
 151 <div class="memitem">
 152 <div class="memproto">
 153       <table class="memname">
 154         <tr>
 155           <td class="memname">#define DIV_OP</td>
 156           <td>(</td>
 157           <td class="paramtype">&#160;</td>
 158           <td class="paramname">x, </td>
 159         </tr>
 160         <tr>
 161           <td class="paramkey"></td>
 162           <td></td>
 163           <td class="paramtype">&#160;</td>
 164           <td class="paramname">y&#160;</td>
 165         </tr>
 166         <tr>
 167           <td></td>
 168           <td>)</td>
 169           <td></td><td>&#160;&#160;&#160;(x * (1.f / y))</td>
 170         </tr>
 171       </table>
 172 </div><div class="memdoc">
 173
 174 <p>Definition at line <a class="el" href="pooling__layer__quantized_8cl_source.xhtml#l00032">32</a> of file <a class="el" href="pooling__layer__quantized_8cl_source.xhtml">pooling_layer_quantized.cl</a>.</p>
 175
 176 <p>Referenced by <a class="el" href="pooling__layer__quantized_8cl_source.xhtml#l00080">pooling_layer_MxN_quantized_nchw()</a>.</p>
 177
 178 </div>
 179 </div>
 180 <a class="anchor" id="a6c01fa98d360a9d52926dc6a5a599711"></a>
 181 <div class="memitem">
 182 <div class="memproto">
 183       <table class="memname">
 184         <tr>
 185           <td class="memname">#define DIV_OP_NHWC</td>
 186           <td>(</td>
 187           <td class="paramtype">&#160;</td>
 188           <td class="paramname">x, </td>
 189         </tr>
 190         <tr>
 191           <td class="paramkey"></td>
 192           <td></td>
 193           <td class="paramtype">&#160;</td>
 194           <td class="paramname">y&#160;</td>
 195         </tr>
 196         <tr>
 197           <td></td>
 198           <td>)</td>
 199           <td></td><td>&#160;&#160;&#160;(convert_float8(x) * (float8)(1.f / y))</td>
 200         </tr>
 201       </table>
 202 </div><div class="memdoc">
 203
 204 <p>Definition at line <a class="el" href="pooling__layer__quantized_8cl_source.xhtml#l00034">34</a> of file <a class="el" href="pooling__layer__quantized_8cl_source.xhtml">pooling_layer_quantized.cl</a>.</p>
 205
 206 <p>Referenced by <a class="el" href="pooling__layer__quantized_8cl_source.xhtml#l00166">pooling_layer_MxN_quantized_nhwc()</a>.</p>
 207
 208 </div>
 209 </div>
 210 <a class="anchor" id="a482ef7d59a5f474ca126e737c7f0978a"></a>
 211 <div class="memitem">
 212 <div class="memproto">
 213       <table class="memname">
 214         <tr>
 215           <td class="memname">#define POOL_OP</td>
 216           <td>(</td>
 217           <td class="paramtype">&#160;</td>
 218           <td class="paramname">x, </td>
 219         </tr>
 220         <tr>
 221           <td class="paramkey"></td>
 222           <td></td>
 223           <td class="paramtype">&#160;</td>
 224           <td class="paramname">y&#160;</td>
 225         </tr>
 226         <tr>
 227           <td></td>
 228           <td>)</td>
 229           <td></td><td>&#160;&#160;&#160;((x) + (y))</td>
 230         </tr>
 231       </table>
 232 </div><div class="memdoc">
 233
 234 <p>Definition at line <a class="el" href="pooling__layer__quantized_8cl_source.xhtml#l00027">27</a> of file <a class="el" href="pooling__layer__quantized_8cl_source.xhtml">pooling_layer_quantized.cl</a>.</p>
 235
 236 <p>Referenced by <a class="el" href="pooling__layer__quantized_8cl_source.xhtml#l00080">pooling_layer_MxN_quantized_nchw()</a>, and <a class="el" href="pooling__layer__quantized_8cl_source.xhtml#l00166">pooling_layer_MxN_quantized_nhwc()</a>.</p>
 237
 238 </div>
 239 </div>
 240 <h2 class="groupheader">Function Documentation</h2>
 241 <a class="anchor" id="a4057c01dd49145c5e463f1cea52542df"></a>
 242 <div class="memitem">
 243 <div class="memproto">
 244       <table class="memname">
 245         <tr>
 246           <td class="memname">int calculate_avg_scale </td>
 247           <td>(</td>
 248           <td class="paramtype">const int&#160;</td>
 249           <td class="paramname"><em>pool_size_x</em>, </td>
 250         </tr>
 251         <tr>
 252           <td class="paramkey"></td>
 253           <td></td>
 254           <td class="paramtype">const int&#160;</td>
 255           <td class="paramname"><em>pool_size_y</em>, </td>
 256         </tr>
 257         <tr>
 258           <td class="paramkey"></td>
 259           <td></td>
 260           <td class="paramtype">const int&#160;</td>
 261           <td class="paramname"><em>upper_bound_w</em>, </td>
 262         </tr>
 263         <tr>
 264           <td class="paramkey"></td>
 265           <td></td>
 266           <td class="paramtype">const int&#160;</td>
 267           <td class="paramname"><em>upper_bound_h</em>, </td>
 268         </tr>
 269         <tr>
 270           <td class="paramkey"></td>
 271           <td></td>
 272           <td class="paramtype">const int&#160;</td>
 273           <td class="paramname"><em>pad_x</em>, </td>
 274         </tr>
 275         <tr>
 276           <td class="paramkey"></td>
 277           <td></td>
 278           <td class="paramtype">const int&#160;</td>
 279           <td class="paramname"><em>pad_y</em>, </td>
 280         </tr>
 281         <tr>
 282           <td class="paramkey"></td>
 283           <td></td>
 284           <td class="paramtype">const int&#160;</td>
 285           <td class="paramname"><em>stride_x</em>, </td>
 286         </tr>
 287         <tr>
 288           <td class="paramkey"></td>
 289           <td></td>
 290           <td class="paramtype">const int&#160;</td>
 291           <td class="paramname"><em>stride_y</em>&#160;</td>
 292         </tr>
 293         <tr>
 294           <td></td>
 295           <td>)</td>
 296           <td></td><td></td>
 297         </tr>
 298       </table>
 299 </div><div class="memdoc">
 300
 301 <p>Definition at line <a class="el" href="pooling__layer__quantized_8cl_source.xhtml#l00040">40</a> of file <a class="el" href="pooling__layer__quantized_8cl_source.xhtml">pooling_layer_quantized.cl</a>.</p>
 302
 303 <p>References <a class="el" href="tests_2validation_2_fixed_point_8h_source.xhtml#l00902">arm_compute::test::fixed_point_arithmetic::detail::max()</a>, and <a class="el" href="tests_2validation_2_fixed_point_8h_source.xhtml#l00897">arm_compute::test::fixed_point_arithmetic::detail::min()</a>.</p>
 304
 305 <p>Referenced by <a class="el" href="pooling__layer__quantized_8cl_source.xhtml#l00080">pooling_layer_MxN_quantized_nchw()</a>.</p>
 306 <div class="fragment"><div class="line"><a name="l00042"></a><span class="lineno">   42</span>&#160;{</div><div class="line"><a name="l00043"></a><span class="lineno">   43</span>&#160;    <span class="keywordtype">int</span>       start_x = get_global_id(0) * stride_x - pad_x;</div><div class="line"><a name="l00044"></a><span class="lineno">   44</span>&#160;    <span class="keywordtype">int</span>       start_y = get_global_id(1) * stride_y - pad_y;</div><div class="line"><a name="l00045"></a><span class="lineno">   45</span>&#160;    <span class="keyword">const</span> <span class="keywordtype">int</span> end_x   = <a class="code" href="namespacearm__compute_1_1test_1_1fixed__point__arithmetic_1_1detail.xhtml#aabcf39e3917f842dbc5fbb0d802f24d5">min</a>(start_x + pool_size_x, upper_bound_w);</div><div class="line"><a name="l00046"></a><span class="lineno">   46</span>&#160;    <span class="keyword">const</span> <span class="keywordtype">int</span> end_y   = <a class="code" href="namespacearm__compute_1_1test_1_1fixed__point__arithmetic_1_1detail.xhtml#aabcf39e3917f842dbc5fbb0d802f24d5">min</a>(start_y + pool_size_y, upper_bound_h);</div><div class="line"><a name="l00047"></a><span class="lineno">   47</span>&#160;<span class="preprocessor">#if defined(EXCLUDE_PADDING)</span></div><div class="line"><a name="l00048"></a><span class="lineno">   48</span>&#160;    start_x = <a class="code" href="namespacearm__compute_1_1test_1_1fixed__point__arithmetic_1_1detail.xhtml#ad91bb73431b4de1f4946ed949d444849">max</a>(0, start_x);</div><div class="line"><a name="l00049"></a><span class="lineno">   49</span>&#160;    start_y = <a class="code" href="namespacearm__compute_1_1test_1_1fixed__point__arithmetic_1_1detail.xhtml#ad91bb73431b4de1f4946ed949d444849">max</a>(0, start_y);</div><div class="line"><a name="l00050"></a><span class="lineno">   50</span>&#160;<span class="preprocessor">#endif </span><span class="comment">/* defined(EXCLUDE_PADDING) */</span><span class="preprocessor"></span></div><div class="line"><a name="l00051"></a><span class="lineno">   51</span>&#160;    <span class="keywordflow">return</span> ((end_y - start_y) * (end_x - start_x));</div><div class="line"><a name="l00052"></a><span class="lineno">   52</span>&#160;}</div><div class="ttc" id="namespacearm__compute_1_1test_1_1fixed__point__arithmetic_1_1detail_xhtml_aabcf39e3917f842dbc5fbb0d802f24d5"><div class="ttname"><a href="namespacearm__compute_1_1test_1_1fixed__point__arithmetic_1_1detail.xhtml#aabcf39e3917f842dbc5fbb0d802f24d5">arm_compute::test::fixed_point_arithmetic::detail::min</a></div><div class="ttdeci">fixed_point&lt; T &gt; min(fixed_point&lt; T &gt; x, fixed_point&lt; T &gt; y)</div><div class="ttdef"><b>Definition:</b> <a href="tests_2validation_2_fixed_point_8h_source.xhtml#l00897">FixedPoint.h:897</a></div></div>
 307 <div class="ttc" id="namespacearm__compute_1_1test_1_1fixed__point__arithmetic_1_1detail_xhtml_ad91bb73431b4de1f4946ed949d444849"><div class="ttname"><a href="namespacearm__compute_1_1test_1_1fixed__point__arithmetic_1_1detail.xhtml#ad91bb73431b4de1f4946ed949d444849">arm_compute::test::fixed_point_arithmetic::detail::max</a></div><div class="ttdeci">fixed_point&lt; T &gt; max(fixed_point&lt; T &gt; x, fixed_point&lt; T &gt; y)</div><div class="ttdef"><b>Definition:</b> <a href="tests_2validation_2_fixed_point_8h_source.xhtml#l00902">FixedPoint.h:902</a></div></div>
 308 </div><!-- fragment -->
 309 </div>
 310 </div>
 311 <a class="anchor" id="a235920cb0f8577da6e104ccb03fbda25"></a>
 312 <div class="memitem">
 313 <div class="memproto">
 314       <table class="memname">
 315         <tr>
 316           <td class="memname">int calculate_avg_scale_nhwc </td>
 317           <td>(</td>
 318           <td class="paramtype">const int&#160;</td>
 319           <td class="paramname"><em>pool_size_x</em>, </td>
 320         </tr>
 321         <tr>
 322           <td class="paramkey"></td>
 323           <td></td>
 324           <td class="paramtype">const int&#160;</td>
 325           <td class="paramname"><em>pool_size_y</em>, </td>
 326         </tr>
 327         <tr>
 328           <td class="paramkey"></td>
 329           <td></td>
 330           <td class="paramtype">int&#160;</td>
 331           <td class="paramname"><em>upper_bound_w</em>, </td>
 332         </tr>
 333         <tr>
 334           <td class="paramkey"></td>
 335           <td></td>
 336           <td class="paramtype">int&#160;</td>
 337           <td class="paramname"><em>upper_bound_h</em>, </td>
 338         </tr>
 339         <tr>
 340           <td class="paramkey"></td>
 341           <td></td>
 342           <td class="paramtype">const int&#160;</td>
 343           <td class="paramname"><em>pad_x</em>, </td>
 344         </tr>
 345         <tr>
 346           <td class="paramkey"></td>
 347           <td></td>
 348           <td class="paramtype">const int&#160;</td>
 349           <td class="paramname"><em>pad_y</em>, </td>
 350         </tr>
 351         <tr>
 352           <td class="paramkey"></td>
 353           <td></td>
 354           <td class="paramtype">const int&#160;</td>
 355           <td class="paramname"><em>stride_x</em>, </td>
 356         </tr>
 357         <tr>
 358           <td class="paramkey"></td>
 359           <td></td>
 360           <td class="paramtype">const int&#160;</td>
 361           <td class="paramname"><em>stride_y</em>&#160;</td>
 362         </tr>
 363         <tr>
 364           <td></td>
 365           <td>)</td>
 366           <td></td><td></td>
 367         </tr>
 368       </table>
 369 </div><div class="memdoc">
 370
 371 <p>Definition at line <a class="el" href="pooling__layer__quantized_8cl_source.xhtml#l00125">125</a> of file <a class="el" href="pooling__layer__quantized_8cl_source.xhtml">pooling_layer_quantized.cl</a>.</p>
 372
 373 <p>References <a class="el" href="tests_2validation_2_fixed_point_8h_source.xhtml#l00902">arm_compute::test::fixed_point_arithmetic::detail::max()</a>, and <a class="el" href="tests_2validation_2_fixed_point_8h_source.xhtml#l00897">arm_compute::test::fixed_point_arithmetic::detail::min()</a>.</p>
 374
 375 <p>Referenced by <a class="el" href="pooling__layer__quantized_8cl_source.xhtml#l00166">pooling_layer_MxN_quantized_nhwc()</a>.</p>
 376 <div class="fragment"><div class="line"><a name="l00127"></a><span class="lineno">  127</span>&#160;{</div><div class="line"><a name="l00128"></a><span class="lineno">  128</span>&#160;    <span class="keywordtype">int</span> start_x = get_global_id(1) * stride_x - pad_x;</div><div class="line"><a name="l00129"></a><span class="lineno">  129</span>&#160;    <span class="keywordtype">int</span> start_y = get_global_id(2) * stride_y - pad_y;</div><div class="line"><a name="l00130"></a><span class="lineno">  130</span>&#160;</div><div class="line"><a name="l00131"></a><span class="lineno">  131</span>&#160;    <span class="keyword">const</span> <span class="keywordtype">int</span> end_x = <a class="code" href="namespacearm__compute_1_1test_1_1fixed__point__arithmetic_1_1detail.xhtml#aabcf39e3917f842dbc5fbb0d802f24d5">min</a>(start_x + pool_size_x, upper_bound_w);</div><div class="line"><a name="l00132"></a><span class="lineno">  132</span>&#160;    <span class="keyword">const</span> <span class="keywordtype">int</span> end_y = <a class="code" href="namespacearm__compute_1_1test_1_1fixed__point__arithmetic_1_1detail.xhtml#aabcf39e3917f842dbc5fbb0d802f24d5">min</a>(start_y + pool_size_y, upper_bound_h);</div><div class="line"><a name="l00133"></a><span class="lineno">  133</span>&#160;</div><div class="line"><a name="l00134"></a><span class="lineno">  134</span>&#160;    start_x = <a class="code" href="namespacearm__compute_1_1test_1_1fixed__point__arithmetic_1_1detail.xhtml#ad91bb73431b4de1f4946ed949d444849">max</a>(0, start_x);</div><div class="line"><a name="l00135"></a><span class="lineno">  135</span>&#160;    start_y = <a class="code" href="namespacearm__compute_1_1test_1_1fixed__point__arithmetic_1_1detail.xhtml#ad91bb73431b4de1f4946ed949d444849">max</a>(0, start_y);</div><div class="line"><a name="l00136"></a><span class="lineno">  136</span>&#160;</div><div class="line"><a name="l00137"></a><span class="lineno">  137</span>&#160;    <span class="keywordflow">return</span> ((end_y - start_y) * (end_x - start_x));</div><div class="line"><a name="l00138"></a><span class="lineno">  138</span>&#160;}</div><div class="ttc" id="namespacearm__compute_1_1test_1_1fixed__point__arithmetic_1_1detail_xhtml_aabcf39e3917f842dbc5fbb0d802f24d5"><div class="ttname"><a href="namespacearm__compute_1_1test_1_1fixed__point__arithmetic_1_1detail.xhtml#aabcf39e3917f842dbc5fbb0d802f24d5">arm_compute::test::fixed_point_arithmetic::detail::min</a></div><div class="ttdeci">fixed_point&lt; T &gt; min(fixed_point&lt; T &gt; x, fixed_point&lt; T &gt; y)</div><div class="ttdef"><b>Definition:</b> <a href="tests_2validation_2_fixed_point_8h_source.xhtml#l00897">FixedPoint.h:897</a></div></div>
 377 <div class="ttc" id="namespacearm__compute_1_1test_1_1fixed__point__arithmetic_1_1detail_xhtml_ad91bb73431b4de1f4946ed949d444849"><div class="ttname"><a href="namespacearm__compute_1_1test_1_1fixed__point__arithmetic_1_1detail.xhtml#ad91bb73431b4de1f4946ed949d444849">arm_compute::test::fixed_point_arithmetic::detail::max</a></div><div class="ttdeci">fixed_point&lt; T &gt; max(fixed_point&lt; T &gt; x, fixed_point&lt; T &gt; y)</div><div class="ttdef"><b>Definition:</b> <a href="tests_2validation_2_fixed_point_8h_source.xhtml#l00902">FixedPoint.h:902</a></div></div>
 378 </div><!-- fragment -->
 379 </div>
 380 </div>
 381 <a class="anchor" id="a5c74cefcb6318451b5785dd00bd9b05f"></a>
 382 <div class="memitem">
 383 <div class="memproto">
 384       <table class="memname">
 385         <tr>
 386           <td class="memname">__kernel void pooling_layer_MxN_quantized_nchw </td>
 387           <td>(</td>
 388           <td class="paramtype">__global uchar *&#160;</td>
 389           <td class="paramname"><em>input_ptr</em>, </td>
 390         </tr>
 391         <tr>
 392           <td class="paramkey"></td>
 393           <td></td>
 394           <td class="paramtype">uint&#160;</td>
 395           <td class="paramname"><em>input_stride_x</em>, </td>
 396         </tr>
 397         <tr>
 398           <td class="paramkey"></td>
 399           <td></td>
 400           <td class="paramtype">uint&#160;</td>
 401           <td class="paramname"><em>input_step_x</em>, </td>
 402         </tr>
 403         <tr>
 404           <td class="paramkey"></td>
 405           <td></td>
 406           <td class="paramtype">uint&#160;</td>
 407           <td class="paramname"><em>input_stride_y</em>, </td>
 408         </tr>
 409         <tr>
 410           <td class="paramkey"></td>
 411           <td></td>
 412           <td class="paramtype">uint&#160;</td>
 413           <td class="paramname"><em>input_step_y</em>, </td>
 414         </tr>
 415         <tr>
 416           <td class="paramkey"></td>
 417           <td></td>
 418           <td class="paramtype">uint&#160;</td>
 419           <td class="paramname"><em>input_stride_z</em>, </td>
 420         </tr>
 421         <tr>
 422           <td class="paramkey"></td>
 423           <td></td>
 424           <td class="paramtype">uint&#160;</td>
 425           <td class="paramname"><em>input_step_z</em>, </td>
 426         </tr>
 427         <tr>
 428           <td class="paramkey"></td>
 429           <td></td>
 430           <td class="paramtype">uint&#160;</td>
 431           <td class="paramname"><em>input_offset_first_element_in_bytes</em>, </td>
 432         </tr>
 433         <tr>
 434           <td class="paramkey"></td>
 435           <td></td>
 436           <td class="paramtype">__global uchar *&#160;</td>
 437           <td class="paramname"><em>output_ptr</em>, </td>
 438         </tr>
 439         <tr>
 440           <td class="paramkey"></td>
 441           <td></td>
 442           <td class="paramtype">uint&#160;</td>
 443           <td class="paramname"><em>output_stride_x</em>, </td>
 444         </tr>
 445         <tr>
 446           <td class="paramkey"></td>
 447           <td></td>
 448           <td class="paramtype">uint&#160;</td>
 449           <td class="paramname"><em>output_step_x</em>, </td>
 450         </tr>
 451         <tr>
 452           <td class="paramkey"></td>
 453           <td></td>
 454           <td class="paramtype">uint&#160;</td>
 455           <td class="paramname"><em>output_stride_y</em>, </td>
 456         </tr>
 457         <tr>
 458           <td class="paramkey"></td>
 459           <td></td>
 460           <td class="paramtype">uint&#160;</td>
 461           <td class="paramname"><em>output_step_y</em>, </td>
 462         </tr>
 463         <tr>
 464           <td class="paramkey"></td>
 465           <td></td>
 466           <td class="paramtype">uint&#160;</td>
 467           <td class="paramname"><em>output_stride_z</em>, </td>
 468         </tr>
 469         <tr>
 470           <td class="paramkey"></td>
 471           <td></td>
 472           <td class="paramtype">uint&#160;</td>
 473           <td class="paramname"><em>output_step_z</em>, </td>
 474         </tr>
 475         <tr>
 476           <td class="paramkey"></td>
 477           <td></td>
 478           <td class="paramtype">uint&#160;</td>
 479           <td class="paramname"><em>output_offset_first_element_in_bytes</em>&#160;</td>
 480         </tr>
 481         <tr>
 482           <td></td>
 483           <td>)</td>
 484           <td></td><td></td>
 485         </tr>
 486       </table>
 487 </div><div class="memdoc">
 488
 489 <p>Performs a pooling function of pool size equal to N (NCHW) </p>
 490 <dl class="section note"><dt>Note</dt><dd>Pool sizes must be passed using -DPOOL_SIZE_X and -DPOOL_SIZE_Y e.g. -DPOOL_SIZE_X=13; </dd>
 491 <dd>
 492 In case of average pooling the following information must be passed at compile time: -DPOOL_AVG must be provided otherwise max pooling will be performed. -DMAX_WIDTH and -DMAX_HEIGHT which are the maximum accessible indeces in x and y dimensions (width + pad) -DSTRIDE_X and -DSTRIDE_Y which are the steps of the window along the x and y directions -DPAD_X and -DPAD_Y which are the pooling paddings in x and y dimension</dd></dl>
 493 <dl class="params"><dt>Parameters</dt><dd>
 494   <table class="params">
 495     <tr><td class="paramdir">[in]</td><td class="paramname">input_ptr</td><td>Pointer to the source image. Supported data types: QASYMM8 </td></tr>
 496     <tr><td class="paramdir">[in]</td><td class="paramname">input_stride_x</td><td>Stride of the source image in X dimension (in bytes) </td></tr>
 497     <tr><td class="paramdir">[in]</td><td class="paramname">input_step_x</td><td>input_stride_x * number of elements along X processed per workitem(in bytes) </td></tr>
 498     <tr><td class="paramdir">[in]</td><td class="paramname">input_stride_y</td><td>Stride of the source image in Y dimension (in bytes) </td></tr>
 499     <tr><td class="paramdir">[in]</td><td class="paramname">input_step_y</td><td>input_stride_y * number of elements along Y processed per workitem(in bytes) </td></tr>
 500     <tr><td class="paramdir">[in]</td><td class="paramname">input_stride_z</td><td>Stride of the source tensor in Z dimension (in bytes) </td></tr>
 501     <tr><td class="paramdir">[in]</td><td class="paramname">input_step_z</td><td>input_stride_z * number of elements along Z processed per workitem(in bytes) </td></tr>
 502     <tr><td class="paramdir">[in]</td><td class="paramname">input_offset_first_element_in_bytes</td><td>The offset of the first element in the source image </td></tr>
 503     <tr><td class="paramdir">[out]</td><td class="paramname">output_ptr</td><td>Pointer to the destination image. Supported data types: same as <code>input_ptr</code> </td></tr>
 504     <tr><td class="paramdir">[in]</td><td class="paramname">output_stride_x</td><td>Stride of the destination image in X dimension (in bytes) </td></tr>
 505     <tr><td class="paramdir">[in]</td><td class="paramname">output_step_x</td><td>output_stride_x * number of elements along X processed per workitem(in bytes) </td></tr>
 506     <tr><td class="paramdir">[in]</td><td class="paramname">output_stride_y</td><td>Stride of the destination image in Y dimension (in bytes) </td></tr>
 507     <tr><td class="paramdir">[in]</td><td class="paramname">output_step_y</td><td>output_stride_y * number of elements along Y processed per workitem(in bytes) </td></tr>
 508     <tr><td class="paramdir">[in]</td><td class="paramname">output_stride_z</td><td>Stride of the source tensor in Z dimension (in bytes) </td></tr>
 509     <tr><td class="paramdir">[in]</td><td class="paramname">output_step_z</td><td>output_stride_z * number of elements along Z processed per workitem(in bytes) </td></tr>
 510     <tr><td class="paramdir">[in]</td><td class="paramname">output_offset_first_element_in_bytes</td><td>The offset of the first element in the destination image </td></tr>
 511   </table>
 512   </dd>
 513 </dl>
 514
 515 <p>Definition at line <a class="el" href="pooling__layer__quantized_8cl_source.xhtml#l00080">80</a> of file <a class="el" href="pooling__layer__quantized_8cl_source.xhtml">pooling_layer_quantized.cl</a>.</p>
 516
 517 <p>References <a class="el" href="pooling__layer__quantized_8cl_source.xhtml#l00040">calculate_avg_scale()</a>, <a class="el" href="helpers_8h_source.xhtml#l00119">CONVERT_TO_TENSOR3D_STRUCT</a>, <a class="el" href="pooling__layer__quantized_8cl_source.xhtml#l00032">DIV_OP</a>, <a class="el" href="pooling__layer__quantized_8cl_source.xhtml#l00027">POOL_OP</a>, <a class="el" href="helpers_8h_source.xhtml#l00153">Tensor3D::ptr</a>, <a class="el" href="namespacearm__compute.xhtml#a6452ac376d4adb94d93a93d678bb6757">arm_compute::round()</a>, and <a class="el" href="helpers_8h_source.xhtml#l00315">tensor3D_offset()</a>.</p>
 518 <div class="fragment"><div class="line"><a name="l00083"></a><span class="lineno">   83</span>&#160;{</div><div class="line"><a name="l00084"></a><span class="lineno">   84</span>&#160;    <span class="comment">// Get pixels pointer</span></div><div class="line"><a name="l00085"></a><span class="lineno">   85</span>&#160;    <a class="code" href="struct_tensor3_d.xhtml">Tensor3D</a> input  = <a class="code" href="helpers_8h.xhtml#a31c8c760f08fb1a331b16b7c204321dc">CONVERT_TO_TENSOR3D_STRUCT</a>(input);</div><div class="line"><a name="l00086"></a><span class="lineno">   86</span>&#160;    <a class="code" href="struct_tensor3_d.xhtml">Tensor3D</a> output = <a class="code" href="helpers_8h.xhtml#a31c8c760f08fb1a331b16b7c204321dc">CONVERT_TO_TENSOR3D_STRUCT</a>(output);</div><div class="line"><a name="l00087"></a><span class="lineno">   87</span>&#160;</div><div class="line"><a name="l00088"></a><span class="lineno">   88</span>&#160;    int8 vdata = 0;</div><div class="line"><a name="l00089"></a><span class="lineno">   89</span>&#160;    <span class="keywordtype">int</span>  sdata = 0;</div><div class="line"><a name="l00090"></a><span class="lineno">   90</span>&#160;</div><div class="line"><a name="l00091"></a><span class="lineno">   91</span>&#160;    <span class="comment">// Load data</span></div><div class="line"><a name="l00092"></a><span class="lineno">   92</span>&#160;    <span class="keywordflow">for</span>(<span class="keywordtype">int</span> y = 0; y &lt; POOL_SIZE_Y; y++)</div><div class="line"><a name="l00093"></a><span class="lineno">   93</span>&#160;    {</div><div class="line"><a name="l00094"></a><span class="lineno">   94</span>&#160;        <span class="keywordtype">int</span> x = 0;</div><div class="line"><a name="l00095"></a><span class="lineno">   95</span>&#160;        <span class="keywordflow">for</span>(; x &lt;= ((int)POOL_SIZE_X - 8); x += 8)</div><div class="line"><a name="l00096"></a><span class="lineno">   96</span>&#160;        {</div><div class="line"><a name="l00097"></a><span class="lineno">   97</span>&#160;            uchar8 data = vload8(0, (__global uchar *)<a class="code" href="helpers_8h.xhtml#a2101b2fe0193ce227ae4e0945e321d85">tensor3D_offset</a>(&amp;input, x, y, 0));</div><div class="line"><a name="l00098"></a><span class="lineno">   98</span>&#160;            int8 data0  = convert_int8(data);</div><div class="line"><a name="l00099"></a><span class="lineno">   99</span>&#160;            vdata       = <a class="code" href="pooling__layer__quantized_8cl.xhtml#a482ef7d59a5f474ca126e737c7f0978a">POOL_OP</a>(vdata, data0);</div><div class="line"><a name="l00100"></a><span class="lineno">  100</span>&#160;        }</div><div class="line"><a name="l00101"></a><span class="lineno">  101</span>&#160;</div><div class="line"><a name="l00102"></a><span class="lineno">  102</span>&#160;        <span class="comment">// Leftover</span></div><div class="line"><a name="l00103"></a><span class="lineno">  103</span>&#160;        <span class="keywordflow">for</span>(; x &lt; (int)POOL_SIZE_X; ++x)</div><div class="line"><a name="l00104"></a><span class="lineno">  104</span>&#160;        {</div><div class="line"><a name="l00105"></a><span class="lineno">  105</span>&#160;            uchar data = *((__global uchar *)<a class="code" href="helpers_8h.xhtml#a2101b2fe0193ce227ae4e0945e321d85">tensor3D_offset</a>(&amp;input, x, y, 0));</div><div class="line"><a name="l00106"></a><span class="lineno">  106</span>&#160;            <span class="keywordtype">int</span> data0  = convert_int(data);</div><div class="line"><a name="l00107"></a><span class="lineno">  107</span>&#160;            sdata      = <a class="code" href="pooling__layer__quantized_8cl.xhtml#a482ef7d59a5f474ca126e737c7f0978a">POOL_OP</a>(sdata, data0);</div><div class="line"><a name="l00108"></a><span class="lineno">  108</span>&#160;        }</div><div class="line"><a name="l00109"></a><span class="lineno">  109</span>&#160;    }</div><div class="line"><a name="l00110"></a><span class="lineno">  110</span>&#160;</div><div class="line"><a name="l00111"></a><span class="lineno">  111</span>&#160;    <span class="comment">// Reduce result</span></div><div class="line"><a name="l00112"></a><span class="lineno">  112</span>&#160;    int4 reduce4 = <a class="code" href="pooling__layer__quantized_8cl.xhtml#a482ef7d59a5f474ca126e737c7f0978a">POOL_OP</a>(vdata.s0123, vdata.s4567);</div><div class="line"><a name="l00113"></a><span class="lineno">  113</span>&#160;    int2 reduce2 = <a class="code" href="pooling__layer__quantized_8cl.xhtml#a482ef7d59a5f474ca126e737c7f0978a">POOL_OP</a>(reduce4.s01, reduce4.s23);</div><div class="line"><a name="l00114"></a><span class="lineno">  114</span>&#160;    <span class="keywordtype">int</span>  res     = <a class="code" href="pooling__layer__quantized_8cl.xhtml#a482ef7d59a5f474ca126e737c7f0978a">POOL_OP</a>(reduce2.s0, reduce2.s1);</div><div class="line"><a name="l00115"></a><span class="lineno">  115</span>&#160;    res          = <a class="code" href="pooling__layer__quantized_8cl.xhtml#a482ef7d59a5f474ca126e737c7f0978a">POOL_OP</a>(res, sdata);</div><div class="line"><a name="l00116"></a><span class="lineno">  116</span>&#160;</div><div class="line"><a name="l00117"></a><span class="lineno">  117</span>&#160;<span class="preprocessor">#if defined(POOL_AVG)</span></div><div class="line"><a name="l00118"></a><span class="lineno">  118</span>&#160;    res = <a class="code" href="namespacearm__compute.xhtml#a6452ac376d4adb94d93a93d678bb6757">round</a>(<a class="code" href="pooling__layer__quantized_8cl.xhtml#a5db17889d824975fefb2ce2f4690637f">DIV_OP</a>(res, <a class="code" href="pooling__layer__quantized_8cl.xhtml#a4057c01dd49145c5e463f1cea52542df">calculate_avg_scale</a>(POOL_SIZE_X, POOL_SIZE_Y, MAX_WIDTH, MAX_HEIGHT, PAD_X, PAD_Y, STRIDE_X, STRIDE_Y)));</div><div class="line"><a name="l00119"></a><span class="lineno">  119</span>&#160;<span class="preprocessor">#endif </span><span class="comment">/* defined(POOL_AVG) */</span><span class="preprocessor"></span></div><div class="line"><a name="l00120"></a><span class="lineno">  120</span>&#160;</div><div class="line"><a name="l00121"></a><span class="lineno">  121</span>&#160;    <span class="comment">// Store result</span></div><div class="line"><a name="l00122"></a><span class="lineno">  122</span>&#160;    *(__global uchar *)output.<a class="code" href="struct_tensor3_d.xhtml#acf52c23cbd7424606c10a606524e3e32">ptr</a> = convert_uchar(res);</div><div class="line"><a name="l00123"></a><span class="lineno">  123</span>&#160;}</div><div class="ttc" id="helpers_8h_xhtml_a31c8c760f08fb1a331b16b7c204321dc"><div class="ttname"><a href="helpers_8h.xhtml#a31c8c760f08fb1a331b16b7c204321dc">CONVERT_TO_TENSOR3D_STRUCT</a></div><div class="ttdeci">#define CONVERT_TO_TENSOR3D_STRUCT(name)</div><div class="ttdef"><b>Definition:</b> <a href="helpers_8h_source.xhtml#l00119">helpers.h:119</a></div></div>
 519 <div class="ttc" id="pooling__layer__quantized_8cl_xhtml_a482ef7d59a5f474ca126e737c7f0978a"><div class="ttname"><a href="pooling__layer__quantized_8cl.xhtml#a482ef7d59a5f474ca126e737c7f0978a">POOL_OP</a></div><div class="ttdeci">#define POOL_OP(x, y)</div><div class="ttdef"><b>Definition:</b> <a href="pooling__layer__quantized_8cl_source.xhtml#l00027">pooling_layer_quantized.cl:27</a></div></div>
 520 <div class="ttc" id="struct_tensor3_d_xhtml"><div class="ttname"><a href="struct_tensor3_d.xhtml">Tensor3D</a></div><div class="ttdoc">Structure to hold 3D tensor information. </div><div class="ttdef"><b>Definition:</b> <a href="helpers_8h_source.xhtml#l00151">helpers.h:151</a></div></div>
 521 <div class="ttc" id="helpers_8h_xhtml_a2101b2fe0193ce227ae4e0945e321d85"><div class="ttname"><a href="helpers_8h.xhtml#a2101b2fe0193ce227ae4e0945e321d85">tensor3D_offset</a></div><div class="ttdeci">__global const uchar * tensor3D_offset(const Tensor3D *tensor, int x, int y, int z)</div><div class="ttdoc">Get the pointer position of a Tensor3D. </div><div class="ttdef"><b>Definition:</b> <a href="helpers_8h_source.xhtml#l00315">helpers.h:315</a></div></div>
 522 <div class="ttc" id="pooling__layer__quantized_8cl_xhtml_a5db17889d824975fefb2ce2f4690637f"><div class="ttname"><a href="pooling__layer__quantized_8cl.xhtml#a5db17889d824975fefb2ce2f4690637f">DIV_OP</a></div><div class="ttdeci">#define DIV_OP(x, y)</div><div class="ttdef"><b>Definition:</b> <a href="pooling__layer__quantized_8cl_source.xhtml#l00032">pooling_layer_quantized.cl:32</a></div></div>
 523 <div class="ttc" id="namespacearm__compute_xhtml_a6452ac376d4adb94d93a93d678bb6757"><div class="ttname"><a href="namespacearm__compute.xhtml#a6452ac376d4adb94d93a93d678bb6757">arm_compute::round</a></div><div class="ttdeci">int round(float x, RoundingPolicy rounding_policy)</div><div class="ttdoc">Return a rounded value of x. </div></div>
 524 <div class="ttc" id="struct_tensor3_d_xhtml_acf52c23cbd7424606c10a606524e3e32"><div class="ttname"><a href="struct_tensor3_d.xhtml#acf52c23cbd7424606c10a606524e3e32">Tensor3D::ptr</a></div><div class="ttdeci">__global uchar * ptr</div><div class="ttdoc">Pointer to the starting postion of the buffer. </div><div class="ttdef"><b>Definition:</b> <a href="helpers_8h_source.xhtml#l00153">helpers.h:153</a></div></div>
 525 <div class="ttc" id="pooling__layer__quantized_8cl_xhtml_a4057c01dd49145c5e463f1cea52542df"><div class="ttname"><a href="pooling__layer__quantized_8cl.xhtml#a4057c01dd49145c5e463f1cea52542df">calculate_avg_scale</a></div><div class="ttdeci">int calculate_avg_scale(const int pool_size_x, const int pool_size_y, const int upper_bound_w, const int upper_bound_h, const int pad_x, const int pad_y, const int stride_x, const int stride_y)</div><div class="ttdef"><b>Definition:</b> <a href="pooling__layer__quantized_8cl_source.xhtml#l00040">pooling_layer_quantized.cl:40</a></div></div>
 526 </div><!-- fragment -->
 527 </div>
 528 </div>
 529 <a class="anchor" id="a747409ec1866adc96ee62d1e08ec502f"></a>
 530 <div class="memitem">
 531 <div class="memproto">
 532       <table class="memname">
 533         <tr>
 534           <td class="memname">__kernel void pooling_layer_MxN_quantized_nhwc </td>
 535           <td>(</td>
 536           <td class="paramtype">__global uchar *&#160;</td>
 537           <td class="paramname"><em>input_ptr</em>, </td>
 538         </tr>
 539         <tr>
 540           <td class="paramkey"></td>
 541           <td></td>
 542           <td class="paramtype">uint&#160;</td>
 543           <td class="paramname"><em>input_stride_x</em>, </td>
 544         </tr>
 545         <tr>
 546           <td class="paramkey"></td>
 547           <td></td>
 548           <td class="paramtype">uint&#160;</td>
 549           <td class="paramname"><em>input_step_x</em>, </td>
 550         </tr>
 551         <tr>
 552           <td class="paramkey"></td>
 553           <td></td>
 554           <td class="paramtype">uint&#160;</td>
 555           <td class="paramname"><em>input_stride_y</em>, </td>
 556         </tr>
 557         <tr>
 558           <td class="paramkey"></td>
 559           <td></td>
 560           <td class="paramtype">uint&#160;</td>
 561           <td class="paramname"><em>input_step_y</em>, </td>
 562         </tr>
 563         <tr>
 564           <td class="paramkey"></td>
 565           <td></td>
 566           <td class="paramtype">uint&#160;</td>
 567           <td class="paramname"><em>input_stride_z</em>, </td>
 568         </tr>
 569         <tr>
 570           <td class="paramkey"></td>
 571           <td></td>
 572           <td class="paramtype">uint&#160;</td>
 573           <td class="paramname"><em>input_step_z</em>, </td>
 574         </tr>
 575         <tr>
 576           <td class="paramkey"></td>
 577           <td></td>
 578           <td class="paramtype">uint&#160;</td>
 579           <td class="paramname"><em>input_offset_first_element_in_bytes</em>, </td>
 580         </tr>
 581         <tr>
 582           <td class="paramkey"></td>
 583           <td></td>
 584           <td class="paramtype">__global uchar *&#160;</td>
 585           <td class="paramname"><em>output_ptr</em>, </td>
 586         </tr>
 587         <tr>
 588           <td class="paramkey"></td>
 589           <td></td>
 590           <td class="paramtype">uint&#160;</td>
 591           <td class="paramname"><em>output_stride_x</em>, </td>
 592         </tr>
 593         <tr>
 594           <td class="paramkey"></td>
 595           <td></td>
 596           <td class="paramtype">uint&#160;</td>
 597           <td class="paramname"><em>output_step_x</em>, </td>
 598         </tr>
 599         <tr>
 600           <td class="paramkey"></td>
 601           <td></td>
 602           <td class="paramtype">uint&#160;</td>
 603           <td class="paramname"><em>output_stride_y</em>, </td>
 604         </tr>
 605         <tr>
 606           <td class="paramkey"></td>
 607           <td></td>
 608           <td class="paramtype">uint&#160;</td>
 609           <td class="paramname"><em>output_step_y</em>, </td>
 610         </tr>
 611         <tr>
 612           <td class="paramkey"></td>
 613           <td></td>
 614           <td class="paramtype">uint&#160;</td>
 615           <td class="paramname"><em>output_stride_z</em>, </td>
 616         </tr>
 617         <tr>
 618           <td class="paramkey"></td>
 619           <td></td>
 620           <td class="paramtype">uint&#160;</td>
 621           <td class="paramname"><em>output_step_z</em>, </td>
 622         </tr>
 623         <tr>
 624           <td class="paramkey"></td>
 625           <td></td>
 626           <td class="paramtype">uint&#160;</td>
 627           <td class="paramname"><em>output_offset_first_element_in_bytes</em>&#160;</td>
 628         </tr>
 629         <tr>
 630           <td></td>
 631           <td>)</td>
 632           <td></td><td></td>
 633         </tr>
 634       </table>
 635 </div><div class="memdoc">
 636
 637 <p>Performs a pooling function of pool size equal to N (NHWC) </p>
 638 <dl class="section note"><dt>Note</dt><dd>Pool sizes must be passed using -DPOOL_SIZE_X and -DPOOL_SIZE_Y e.g. -DPOOL_SIZE_X=13; </dd>
 639 <dd>
 640 Tensors width and height must be passed at compile time using -DMAX_WIDTH and -DMAX_HEIGHT </dd>
 641 <dd>
 642 Strides must be passed at compile time using -DSTRIDE_X and -DSTRIDE_Y which are the steps of the window along the x and y directions </dd>
 643 <dd>
 644 Pad values must be passed at compile time using -DPAD_X and -DPAD_Y which are the pooling paddings in x and y dimension </dd>
 645 <dd>
 646 In case of average pooling the following information must be passed at compile time: -DPOOL_AVG must be provided otherwise max pooling will be performed.</dd></dl>
 647 <dl class="params"><dt>Parameters</dt><dd>
 648   <table class="params">
 649     <tr><td class="paramdir">[in]</td><td class="paramname">input_ptr</td><td>Pointer to the source image. Supported data types: QASYMM8 </td></tr>
 650     <tr><td class="paramdir">[in]</td><td class="paramname">input_stride_x</td><td>Stride of the source image in X dimension (in bytes) </td></tr>
 651     <tr><td class="paramdir">[in]</td><td class="paramname">input_step_x</td><td>input_stride_x * number of elements along X processed per workitem(in bytes) </td></tr>
 652     <tr><td class="paramdir">[in]</td><td class="paramname">input_stride_y</td><td>Stride of the source image in Y dimension (in bytes) </td></tr>
 653     <tr><td class="paramdir">[in]</td><td class="paramname">input_step_y</td><td>input_stride_y * number of elements along Y processed per workitem(in bytes) </td></tr>
 654     <tr><td class="paramdir">[in]</td><td class="paramname">input_stride_z</td><td>Stride of the source tensor in Z dimension (in bytes) </td></tr>
 655     <tr><td class="paramdir">[in]</td><td class="paramname">input_step_z</td><td>input_stride_z * number of elements along Z processed per workitem(in bytes) </td></tr>
 656     <tr><td class="paramdir">[in]</td><td class="paramname">input_offset_first_element_in_bytes</td><td>The offset of the first element in the source image </td></tr>
 657     <tr><td class="paramdir">[out]</td><td class="paramname">output_ptr</td><td>Pointer to the destination image. Supported data types: same as <code>input_ptr</code> </td></tr>
 658     <tr><td class="paramdir">[in]</td><td class="paramname">output_stride_x</td><td>Stride of the destination image in X dimension (in bytes) </td></tr>
 659     <tr><td class="paramdir">[in]</td><td class="paramname">output_step_x</td><td>output_stride_x * number of elements along X processed per workitem(in bytes) </td></tr>
 660     <tr><td class="paramdir">[in]</td><td class="paramname">output_stride_y</td><td>Stride of the destination image in Y dimension (in bytes) </td></tr>
 661     <tr><td class="paramdir">[in]</td><td class="paramname">output_step_y</td><td>output_stride_y * number of elements along Y processed per workitem(in bytes) </td></tr>
 662     <tr><td class="paramdir">[in]</td><td class="paramname">output_stride_z</td><td>Stride of the source tensor in Z dimension (in bytes) </td></tr>
 663     <tr><td class="paramdir">[in]</td><td class="paramname">output_step_z</td><td>output_stride_z * number of elements along Z processed per workitem(in bytes) </td></tr>
 664     <tr><td class="paramdir">[in]</td><td class="paramname">output_offset_first_element_in_bytes</td><td>The offset of the first element in the destination image </td></tr>
 665   </table>
 666   </dd>
 667 </dl>
 668
 669 <p>Definition at line <a class="el" href="pooling__layer__quantized_8cl_source.xhtml#l00166">166</a> of file <a class="el" href="pooling__layer__quantized_8cl_source.xhtml">pooling_layer_quantized.cl</a>.</p>
 670
 671 <p>References <a class="el" href="pooling__layer__quantized_8cl_source.xhtml#l00125">calculate_avg_scale_nhwc()</a>, <a class="el" href="helpers_8h_source.xhtml#l00119">CONVERT_TO_TENSOR3D_STRUCT</a>, <a class="el" href="pooling__layer__quantized_8cl_source.xhtml#l00034">DIV_OP_NHWC</a>, <a class="el" href="pooling__layer__quantized_8cl_source.xhtml#l00027">POOL_OP</a>, <a class="el" href="helpers_8h_source.xhtml#l00153">Tensor3D::ptr</a>, <a class="el" href="namespacearm__compute.xhtml#a6452ac376d4adb94d93a93d678bb6757">arm_compute::round()</a>, and <a class="el" href="helpers_8h_source.xhtml#l00315">tensor3D_offset()</a>.</p>
 672 <div class="fragment"><div class="line"><a name="l00169"></a><span class="lineno">  169</span>&#160;{</div><div class="line"><a name="l00170"></a><span class="lineno">  170</span>&#160;    <span class="comment">// Get pixels pointer</span></div><div class="line"><a name="l00171"></a><span class="lineno">  171</span>&#160;    <a class="code" href="struct_tensor3_d.xhtml">Tensor3D</a> input  = <a class="code" href="helpers_8h.xhtml#a31c8c760f08fb1a331b16b7c204321dc">CONVERT_TO_TENSOR3D_STRUCT</a>(input);</div><div class="line"><a name="l00172"></a><span class="lineno">  172</span>&#160;    <a class="code" href="struct_tensor3_d.xhtml">Tensor3D</a> output = <a class="code" href="helpers_8h.xhtml#a31c8c760f08fb1a331b16b7c204321dc">CONVERT_TO_TENSOR3D_STRUCT</a>(output);</div><div class="line"><a name="l00173"></a><span class="lineno">  173</span>&#160;</div><div class="line"><a name="l00174"></a><span class="lineno">  174</span>&#160;    int8 vdata = 0;</div><div class="line"><a name="l00175"></a><span class="lineno">  175</span>&#160;</div><div class="line"><a name="l00176"></a><span class="lineno">  176</span>&#160;    <span class="keyword">const</span> <span class="keywordtype">int</span> idx_width  = get_global_id(1) * STRIDE_X;</div><div class="line"><a name="l00177"></a><span class="lineno">  177</span>&#160;    <span class="keyword">const</span> <span class="keywordtype">int</span> idx_height = get_global_id(2) * STRIDE_Y;</div><div class="line"><a name="l00178"></a><span class="lineno">  178</span>&#160;</div><div class="line"><a name="l00179"></a><span class="lineno">  179</span>&#160;    <span class="keywordflow">for</span>(<span class="keywordtype">int</span> y = 0; y &lt; POOL_SIZE_Y; ++y)</div><div class="line"><a name="l00180"></a><span class="lineno">  180</span>&#160;    {</div><div class="line"><a name="l00181"></a><span class="lineno">  181</span>&#160;        <span class="keywordtype">int</span> y1 = select(y, PAD_Y - idx_height, y + idx_height &lt; PAD_Y || y + idx_height &gt; MAX_HEIGHT);</div><div class="line"><a name="l00182"></a><span class="lineno">  182</span>&#160;        <span class="keywordflow">for</span>(<span class="keywordtype">int</span> x = 0; x &lt; POOL_SIZE_X; ++x)</div><div class="line"><a name="l00183"></a><span class="lineno">  183</span>&#160;        {</div><div class="line"><a name="l00184"></a><span class="lineno">  184</span>&#160;            <span class="keywordtype">int</span> x1      = select(x, PAD_X - idx_width - 1, x + idx_width &lt; PAD_X || x + idx_width &gt; MAX_WIDTH);</div><div class="line"><a name="l00185"></a><span class="lineno">  185</span>&#160;            x1          = select(x1, PAD_X - idx_width - 1, y != y1);</div><div class="line"><a name="l00186"></a><span class="lineno">  186</span>&#160;            uchar8 data = vload8(0, (__global uchar *)<a class="code" href="helpers_8h.xhtml#a2101b2fe0193ce227ae4e0945e321d85">tensor3D_offset</a>(&amp;input, 0, x1 - PAD_X, y1 - PAD_Y));</div><div class="line"><a name="l00187"></a><span class="lineno">  187</span>&#160;            int8 data0  = convert_int8(data);</div><div class="line"><a name="l00188"></a><span class="lineno">  188</span>&#160;            vdata       = <a class="code" href="pooling__layer__quantized_8cl.xhtml#a482ef7d59a5f474ca126e737c7f0978a">POOL_OP</a>(vdata, data0);</div><div class="line"><a name="l00189"></a><span class="lineno">  189</span>&#160;        }</div><div class="line"><a name="l00190"></a><span class="lineno">  190</span>&#160;    }</div><div class="line"><a name="l00191"></a><span class="lineno">  191</span>&#160;</div><div class="line"><a name="l00192"></a><span class="lineno">  192</span>&#160;<span class="preprocessor">#if defined(POOL_AVG)</span></div><div class="line"><a name="l00193"></a><span class="lineno">  193</span>&#160;    <span class="comment">// Divide by pool region in case of average pooling</span></div><div class="line"><a name="l00194"></a><span class="lineno">  194</span>&#160;    vdata = convert_int8(<a class="code" href="namespacearm__compute.xhtml#a6452ac376d4adb94d93a93d678bb6757">round</a>(<a class="code" href="pooling__layer__quantized_8cl.xhtml#a6c01fa98d360a9d52926dc6a5a599711">DIV_OP_NHWC</a>(vdata, <a class="code" href="pooling__layer__quantized_8cl.xhtml#a235920cb0f8577da6e104ccb03fbda25">calculate_avg_scale_nhwc</a>(POOL_SIZE_X, POOL_SIZE_Y, MAX_WIDTH, MAX_HEIGHT, PAD_X, PAD_Y, STRIDE_X, STRIDE_Y))));</div><div class="line"><a name="l00195"></a><span class="lineno">  195</span>&#160;<span class="preprocessor">#endif </span><span class="comment">/* defined(POOL_AVG) */</span><span class="preprocessor"></span></div><div class="line"><a name="l00196"></a><span class="lineno">  196</span>&#160;</div><div class="line"><a name="l00197"></a><span class="lineno">  197</span>&#160;    <span class="comment">// Store result</span></div><div class="line"><a name="l00198"></a><span class="lineno">  198</span>&#160;    vstore8(convert_uchar8(vdata), 0, (__global uchar *)output.<a class="code" href="struct_tensor3_d.xhtml#acf52c23cbd7424606c10a606524e3e32">ptr</a>);</div><div class="line"><a name="l00199"></a><span class="lineno">  199</span>&#160;}<div class="ttc" id="helpers_8h_xhtml_a31c8c760f08fb1a331b16b7c204321dc"><div class="ttname"><a href="helpers_8h.xhtml#a31c8c760f08fb1a331b16b7c204321dc">CONVERT_TO_TENSOR3D_STRUCT</a></div><div class="ttdeci">#define CONVERT_TO_TENSOR3D_STRUCT(name)</div><div class="ttdef"><b>Definition:</b> <a href="helpers_8h_source.xhtml#l00119">helpers.h:119</a></div></div>
 673 <div class="ttc" id="pooling__layer__quantized_8cl_xhtml_a482ef7d59a5f474ca126e737c7f0978a"><div class="ttname"><a href="pooling__layer__quantized_8cl.xhtml#a482ef7d59a5f474ca126e737c7f0978a">POOL_OP</a></div><div class="ttdeci">#define POOL_OP(x, y)</div><div class="ttdef"><b>Definition:</b> <a href="pooling__layer__quantized_8cl_source.xhtml#l00027">pooling_layer_quantized.cl:27</a></div></div>
 674 <div class="ttc" id="struct_tensor3_d_xhtml"><div class="ttname"><a href="struct_tensor3_d.xhtml">Tensor3D</a></div><div class="ttdoc">Structure to hold 3D tensor information. </div><div class="ttdef"><b>Definition:</b> <a href="helpers_8h_source.xhtml#l00151">helpers.h:151</a></div></div>
 675 <div class="ttc" id="pooling__layer__quantized_8cl_xhtml_a235920cb0f8577da6e104ccb03fbda25"><div class="ttname"><a href="pooling__layer__quantized_8cl.xhtml#a235920cb0f8577da6e104ccb03fbda25">calculate_avg_scale_nhwc</a></div><div class="ttdeci">int calculate_avg_scale_nhwc(const int pool_size_x, const int pool_size_y, int upper_bound_w, int upper_bound_h, const int pad_x, const int pad_y, const int stride_x, const int stride_y)</div><div class="ttdef"><b>Definition:</b> <a href="pooling__layer__quantized_8cl_source.xhtml#l00125">pooling_layer_quantized.cl:125</a></div></div>
 676 <div class="ttc" id="helpers_8h_xhtml_a2101b2fe0193ce227ae4e0945e321d85"><div class="ttname"><a href="helpers_8h.xhtml#a2101b2fe0193ce227ae4e0945e321d85">tensor3D_offset</a></div><div class="ttdeci">__global const uchar * tensor3D_offset(const Tensor3D *tensor, int x, int y, int z)</div><div class="ttdoc">Get the pointer position of a Tensor3D. </div><div class="ttdef"><b>Definition:</b> <a href="helpers_8h_source.xhtml#l00315">helpers.h:315</a></div></div>
 677 <div class="ttc" id="namespacearm__compute_xhtml_a6452ac376d4adb94d93a93d678bb6757"><div class="ttname"><a href="namespacearm__compute.xhtml#a6452ac376d4adb94d93a93d678bb6757">arm_compute::round</a></div><div class="ttdeci">int round(float x, RoundingPolicy rounding_policy)</div><div class="ttdoc">Return a rounded value of x. </div></div>
 678 <div class="ttc" id="struct_tensor3_d_xhtml_acf52c23cbd7424606c10a606524e3e32"><div class="ttname"><a href="struct_tensor3_d.xhtml#acf52c23cbd7424606c10a606524e3e32">Tensor3D::ptr</a></div><div class="ttdeci">__global uchar * ptr</div><div class="ttdoc">Pointer to the starting postion of the buffer. </div><div class="ttdef"><b>Definition:</b> <a href="helpers_8h_source.xhtml#l00153">helpers.h:153</a></div></div>
 679 <div class="ttc" id="pooling__layer__quantized_8cl_xhtml_a6c01fa98d360a9d52926dc6a5a599711"><div class="ttname"><a href="pooling__layer__quantized_8cl.xhtml#a6c01fa98d360a9d52926dc6a5a599711">DIV_OP_NHWC</a></div><div class="ttdeci">#define DIV_OP_NHWC(x, y)</div><div class="ttdef"><b>Definition:</b> <a href="pooling__layer__quantized_8cl_source.xhtml#l00034">pooling_layer_quantized.cl:34</a></div></div>
 680 </div><!-- fragment -->
 681 </div>
 682 </div>
 683 </div><!-- contents -->
 684 </div><!-- doc-content -->
 685 <!-- start footer part -->
 686 <div id="nav-path" class="navpath"><!-- id is needed for treeview function! -->
 687   <ul>
 688     <li class="navelem"><a class="el" href="dir_68267d1309a1af8e8297ef4c3efbcdba.xhtml">src</a></li><li class="navelem"><a class="el" href="dir_aebb8dcc11953d78e620bbef0b9e2183.xhtml">core</a></li><li class="navelem"><a class="el" href="dir_8c278f79c760e5c5fbd911f9870614c1.xhtml">CL</a></li><li class="navelem"><a class="el" href="dir_25885286e9dad4fa105b7b25a8031bbf.xhtml">cl_kernels</a></li><li class="navelem"><a class="el" href="pooling__layer__quantized_8cl.xhtml">pooling_layer_quantized.cl</a></li>
 689     <li class="footer">Generated on Wed May 23 2018 11:36:39 for Compute Library by
 690     <a href="http://www.doxygen.org/index.html">
 691     <img class="footer" src="doxygen.png" alt="doxygen"/></a> 1.8.11 </li>
 692   </ul>
 693 </div>
 694 </body>
 695 </html>