1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
5 // Multiply-included message file, hence no include guard here, but see below
6 // for a much smaller-than-usual include guard section.
11 #include "base/memory/shared_memory.h"
12 #include "content/common/content_export.h"
13 #include "content/common/gpu/gpu_memory_uma_stats.h"
14 #include "content/common/gpu/gpu_process_launch_causes.h"
15 #include "content/public/common/common_param_traits.h"
16 #include "content/public/common/gpu_memory_stats.h"
17 #include "gpu/command_buffer/common/capabilities.h"
18 #include "gpu/command_buffer/common/command_buffer.h"
19 #include "gpu/command_buffer/common/constants.h"
20 #include "gpu/command_buffer/common/gpu_memory_allocation.h"
21 #include "gpu/command_buffer/common/mailbox.h"
22 #include "gpu/config/gpu_info.h"
23 #include "gpu/ipc/gpu_command_buffer_traits.h"
24 #include "ipc/ipc_channel_handle.h"
25 #include "ipc/ipc_message_macros.h"
26 #include "media/base/video_frame.h"
27 #include "media/video/video_decode_accelerator.h"
28 #include "media/video/video_encode_accelerator.h"
29 #include "ui/events/latency_info.h"
30 #include "ui/gfx/gpu_memory_buffer.h"
31 #include "ui/gfx/native_widget_types.h"
32 #include "ui/gfx/size.h"
33 #include "ui/gl/gpu_preference.h"
35 #if defined(OS_ANDROID)
36 #include "content/common/android/surface_texture_peer.h"
39 #undef IPC_MESSAGE_EXPORT
40 #define IPC_MESSAGE_EXPORT CONTENT_EXPORT
42 #define IPC_MESSAGE_START GpuMsgStart
44 IPC_ENUM_TRAITS_MAX_VALUE(content::CauseForGpuLaunch,
45 content::CAUSE_FOR_GPU_LAUNCH_MAX_ENUM - 1)
46 IPC_ENUM_TRAITS_MAX_VALUE(gfx::GpuPreference,
47 gfx::GpuPreferenceLast)
48 IPC_ENUM_TRAITS_MAX_VALUE(gfx::SurfaceType,
49 gfx::SURFACE_TYPE_LAST)
50 IPC_ENUM_TRAITS_MAX_VALUE(gpu::MemoryAllocation::PriorityCutoff,
51 gpu::MemoryAllocation::CUTOFF_LAST)
52 IPC_ENUM_TRAITS_MAX_VALUE(gpu::error::ContextLostReason,
53 gpu::error::kContextLostReasonLast)
54 IPC_ENUM_TRAITS_MAX_VALUE(media::VideoEncodeAccelerator::Error,
55 media::VideoEncodeAccelerator::kErrorMax)
56 IPC_ENUM_TRAITS_MAX_VALUE(media::VideoFrame::Format,
57 media::VideoFrame::HISTOGRAM_MAX)
58 IPC_ENUM_TRAITS_MIN_MAX_VALUE(media::VideoCodecProfile,
59 media::VIDEO_CODEC_PROFILE_MIN,
60 media::VIDEO_CODEC_PROFILE_MAX)
62 IPC_STRUCT_BEGIN(GPUCreateCommandBufferConfig)
63 IPC_STRUCT_MEMBER(int32, share_group_id)
64 IPC_STRUCT_MEMBER(std::vector<int>, attribs)
65 IPC_STRUCT_MEMBER(GURL, active_url)
66 IPC_STRUCT_MEMBER(gfx::GpuPreference, gpu_preference)
69 IPC_STRUCT_BEGIN(GpuHostMsg_AcceleratedSurfaceBuffersSwapped_Params)
70 IPC_STRUCT_MEMBER(int32, surface_id)
71 IPC_STRUCT_MEMBER(uint64, surface_handle)
72 IPC_STRUCT_MEMBER(int32, route_id)
73 IPC_STRUCT_MEMBER(gpu::Mailbox, mailbox)
74 IPC_STRUCT_MEMBER(gfx::Size, size)
75 IPC_STRUCT_MEMBER(float, scale_factor)
76 IPC_STRUCT_MEMBER(std::vector<ui::LatencyInfo>, latency_info)
79 IPC_STRUCT_BEGIN(GpuHostMsg_AcceleratedSurfacePostSubBuffer_Params)
80 IPC_STRUCT_MEMBER(int32, surface_id)
81 IPC_STRUCT_MEMBER(uint64, surface_handle)
82 IPC_STRUCT_MEMBER(int32, route_id)
83 IPC_STRUCT_MEMBER(int, x)
84 IPC_STRUCT_MEMBER(int, y)
85 IPC_STRUCT_MEMBER(int, width)
86 IPC_STRUCT_MEMBER(int, height)
87 IPC_STRUCT_MEMBER(gpu::Mailbox, mailbox)
88 IPC_STRUCT_MEMBER(gfx::Size, surface_size)
89 IPC_STRUCT_MEMBER(float, surface_scale_factor)
90 IPC_STRUCT_MEMBER(std::vector<ui::LatencyInfo>, latency_info)
93 IPC_STRUCT_BEGIN(GpuHostMsg_AcceleratedSurfaceRelease_Params)
94 IPC_STRUCT_MEMBER(int32, surface_id)
97 IPC_STRUCT_BEGIN(AcceleratedSurfaceMsg_BufferPresented_Params)
98 IPC_STRUCT_MEMBER(gpu::Mailbox, mailbox)
99 IPC_STRUCT_MEMBER(uint32, sync_point)
100 #if defined(OS_MACOSX)
101 IPC_STRUCT_MEMBER(int32, renderer_id)
104 IPC_STRUCT_MEMBER(base::TimeTicks, vsync_timebase)
105 IPC_STRUCT_MEMBER(base::TimeDelta, vsync_interval)
109 IPC_STRUCT_BEGIN(GPUCommandBufferConsoleMessage)
110 IPC_STRUCT_MEMBER(int32, id)
111 IPC_STRUCT_MEMBER(std::string, message)
114 #if defined(OS_ANDROID)
115 IPC_STRUCT_BEGIN(GpuStreamTextureMsg_MatrixChanged_Params)
116 IPC_STRUCT_MEMBER(float, m00)
117 IPC_STRUCT_MEMBER(float, m01)
118 IPC_STRUCT_MEMBER(float, m02)
119 IPC_STRUCT_MEMBER(float, m03)
120 IPC_STRUCT_MEMBER(float, m10)
121 IPC_STRUCT_MEMBER(float, m11)
122 IPC_STRUCT_MEMBER(float, m12)
123 IPC_STRUCT_MEMBER(float, m13)
124 IPC_STRUCT_MEMBER(float, m20)
125 IPC_STRUCT_MEMBER(float, m21)
126 IPC_STRUCT_MEMBER(float, m22)
127 IPC_STRUCT_MEMBER(float, m23)
128 IPC_STRUCT_MEMBER(float, m30)
129 IPC_STRUCT_MEMBER(float, m31)
130 IPC_STRUCT_MEMBER(float, m32)
131 IPC_STRUCT_MEMBER(float, m33)
135 IPC_STRUCT_TRAITS_BEGIN(gpu::DxDiagNode)
136 IPC_STRUCT_TRAITS_MEMBER(values)
137 IPC_STRUCT_TRAITS_MEMBER(children)
138 IPC_STRUCT_TRAITS_END()
140 IPC_STRUCT_TRAITS_BEGIN(gpu::GpuPerformanceStats)
141 IPC_STRUCT_TRAITS_MEMBER(graphics)
142 IPC_STRUCT_TRAITS_MEMBER(gaming)
143 IPC_STRUCT_TRAITS_MEMBER(overall)
144 IPC_STRUCT_TRAITS_END()
146 IPC_STRUCT_TRAITS_BEGIN(gpu::GPUInfo::GPUDevice)
147 IPC_STRUCT_TRAITS_MEMBER(vendor_id)
148 IPC_STRUCT_TRAITS_MEMBER(device_id)
149 IPC_STRUCT_TRAITS_MEMBER(vendor_string)
150 IPC_STRUCT_TRAITS_MEMBER(device_string)
151 IPC_STRUCT_TRAITS_END()
153 IPC_STRUCT_TRAITS_BEGIN(gpu::GPUInfo)
154 IPC_STRUCT_TRAITS_MEMBER(finalized)
155 IPC_STRUCT_TRAITS_MEMBER(initialization_time)
156 IPC_STRUCT_TRAITS_MEMBER(optimus)
157 IPC_STRUCT_TRAITS_MEMBER(amd_switchable)
158 IPC_STRUCT_TRAITS_MEMBER(lenovo_dcute)
159 IPC_STRUCT_TRAITS_MEMBER(gpu)
160 IPC_STRUCT_TRAITS_MEMBER(secondary_gpus)
161 IPC_STRUCT_TRAITS_MEMBER(adapter_luid)
162 IPC_STRUCT_TRAITS_MEMBER(driver_vendor)
163 IPC_STRUCT_TRAITS_MEMBER(driver_version)
164 IPC_STRUCT_TRAITS_MEMBER(driver_date)
165 IPC_STRUCT_TRAITS_MEMBER(pixel_shader_version)
166 IPC_STRUCT_TRAITS_MEMBER(vertex_shader_version)
167 IPC_STRUCT_TRAITS_MEMBER(machine_model)
168 IPC_STRUCT_TRAITS_MEMBER(gl_version)
169 IPC_STRUCT_TRAITS_MEMBER(gl_version_string)
170 IPC_STRUCT_TRAITS_MEMBER(gl_vendor)
171 IPC_STRUCT_TRAITS_MEMBER(gl_renderer)
172 IPC_STRUCT_TRAITS_MEMBER(gl_extensions)
173 IPC_STRUCT_TRAITS_MEMBER(gl_ws_vendor)
174 IPC_STRUCT_TRAITS_MEMBER(gl_ws_version)
175 IPC_STRUCT_TRAITS_MEMBER(gl_ws_extensions)
176 IPC_STRUCT_TRAITS_MEMBER(gl_reset_notification_strategy)
177 IPC_STRUCT_TRAITS_MEMBER(can_lose_context)
178 IPC_STRUCT_TRAITS_MEMBER(performance_stats)
179 IPC_STRUCT_TRAITS_MEMBER(software_rendering)
180 IPC_STRUCT_TRAITS_MEMBER(sandboxed)
182 IPC_STRUCT_TRAITS_MEMBER(dx_diagnostics)
184 IPC_STRUCT_TRAITS_END()
186 IPC_STRUCT_TRAITS_BEGIN(gpu::Capabilities)
187 IPC_STRUCT_TRAITS_MEMBER(post_sub_buffer)
188 IPC_STRUCT_TRAITS_MEMBER(fast_npot_mo8_textures)
189 IPC_STRUCT_TRAITS_MEMBER(egl_image_external)
190 IPC_STRUCT_TRAITS_MEMBER(texture_format_bgra8888)
191 IPC_STRUCT_TRAITS_MEMBER(texture_format_etc1)
192 IPC_STRUCT_TRAITS_MEMBER(texture_rectangle)
193 IPC_STRUCT_TRAITS_MEMBER(iosurface)
194 IPC_STRUCT_TRAITS_MEMBER(texture_usage)
195 IPC_STRUCT_TRAITS_MEMBER(texture_storage)
196 IPC_STRUCT_TRAITS_MEMBER(discard_framebuffer)
197 IPC_STRUCT_TRAITS_MEMBER(map_image)
198 IPC_STRUCT_TRAITS_END()
200 IPC_STRUCT_TRAITS_BEGIN(content::GPUVideoMemoryUsageStats::ProcessStats)
201 IPC_STRUCT_TRAITS_MEMBER(video_memory)
202 IPC_STRUCT_TRAITS_MEMBER(has_duplicates)
203 IPC_STRUCT_TRAITS_END()
205 IPC_STRUCT_TRAITS_BEGIN(content::GPUVideoMemoryUsageStats)
206 IPC_STRUCT_TRAITS_MEMBER(process_map)
207 IPC_STRUCT_TRAITS_MEMBER(bytes_allocated)
208 IPC_STRUCT_TRAITS_MEMBER(bytes_allocated_historical_max)
209 IPC_STRUCT_TRAITS_END()
211 IPC_STRUCT_TRAITS_BEGIN(content::GPUMemoryUmaStats)
212 IPC_STRUCT_TRAITS_MEMBER(bytes_allocated_current)
213 IPC_STRUCT_TRAITS_MEMBER(bytes_allocated_max)
214 IPC_STRUCT_TRAITS_MEMBER(bytes_limit)
215 IPC_STRUCT_TRAITS_END()
217 IPC_STRUCT_TRAITS_BEGIN(gpu::MemoryAllocation)
218 IPC_STRUCT_TRAITS_MEMBER(bytes_limit_when_visible)
219 IPC_STRUCT_TRAITS_MEMBER(priority_cutoff_when_visible)
220 IPC_STRUCT_TRAITS_END()
222 IPC_STRUCT_TRAITS_BEGIN(gpu::ManagedMemoryStats)
223 IPC_STRUCT_TRAITS_MEMBER(bytes_required)
224 IPC_STRUCT_TRAITS_MEMBER(bytes_nice_to_have)
225 IPC_STRUCT_TRAITS_MEMBER(bytes_allocated)
226 IPC_STRUCT_TRAITS_MEMBER(backbuffer_requested)
227 IPC_STRUCT_TRAITS_END()
229 IPC_STRUCT_TRAITS_BEGIN(gfx::GLSurfaceHandle)
230 IPC_STRUCT_TRAITS_MEMBER(handle)
231 IPC_STRUCT_TRAITS_MEMBER(transport_type)
232 IPC_STRUCT_TRAITS_MEMBER(parent_client_id)
233 IPC_STRUCT_TRAITS_END()
235 //------------------------------------------------------------------------------
237 // These are messages from the browser to the GPU process.
239 // Tells the GPU process to initialize itself. The browser explicitly
240 // requests this be done so that we are guaranteed that the channel is set
241 // up between the browser and GPU process before doing any work that might
242 // potentially crash the GPU process. Detection of the child process
243 // exiting abruptly is predicated on having the IPC channel set up.
244 IPC_MESSAGE_CONTROL0(GpuMsg_Initialize)
246 // Tells the GPU process to create a new channel for communication with a
247 // given client. The channel name is returned in a
248 // GpuHostMsg_ChannelEstablished message. The client ID is passed so that
249 // the GPU process reuses an existing channel to that process if it exists.
250 // This ID is a unique opaque identifier generated by the browser process.
251 IPC_MESSAGE_CONTROL2(GpuMsg_EstablishChannel,
253 bool /* share_context */)
255 // Tells the GPU process to close the channel identified by IPC channel
256 // handle. If no channel can be identified, do nothing.
257 IPC_MESSAGE_CONTROL1(GpuMsg_CloseChannel,
258 IPC::ChannelHandle /* channel_handle */)
260 // Tells the GPU process to create a new command buffer that renders directly
261 // to a native view. A corresponding GpuCommandBufferStub is created.
262 IPC_MESSAGE_CONTROL4(GpuMsg_CreateViewCommandBuffer,
263 gfx::GLSurfaceHandle, /* compositing_surface */
264 int32, /* surface_id */
265 int32, /* client_id */
266 GPUCreateCommandBufferConfig /* init_params */)
268 // Tells the GPU process to create a new image from a window. Images
269 // can be bound to textures using CHROMIUM_texture_from_image.
270 IPC_MESSAGE_CONTROL3(GpuMsg_CreateImage,
271 gfx::PluginWindowHandle, /* window */
272 int32, /* client_id */
273 int32 /* image_id */)
275 // Tells the GPU process to delete image.
276 IPC_MESSAGE_CONTROL3(GpuMsg_DeleteImage,
277 int32, /* client_id */
278 int32, /* image_id */
279 int32 /* sync_point */)
281 // Tells the GPU process to create a context for collecting graphics card
283 IPC_MESSAGE_CONTROL0(GpuMsg_CollectGraphicsInfo)
285 // Tells the GPU process to report video_memory information for the task manager
286 IPC_MESSAGE_CONTROL0(GpuMsg_GetVideoMemoryUsageStats)
288 // Tells the GPU process that the browser process has finished resizing the
290 IPC_MESSAGE_ROUTED0(AcceleratedSurfaceMsg_ResizeViewACK)
292 // Tells the GPU process that the browser process has handled the swap
293 // buffers or post sub-buffer request. A non-zero sync point means
294 // that we should wait for the sync point. The surface_handle identifies
295 // that buffer that has finished presented, i.e. the buffer being returned.
296 IPC_MESSAGE_ROUTED1(AcceleratedSurfaceMsg_BufferPresented,
297 AcceleratedSurfaceMsg_BufferPresented_Params)
299 // Tells the GPU process to wake up the GPU because we're about to draw.
300 IPC_MESSAGE_ROUTED0(AcceleratedSurfaceMsg_WakeUpGpu)
302 // Tells the GPU process to remove all contexts.
303 IPC_MESSAGE_CONTROL0(GpuMsg_Clean)
305 // Tells the GPU process to crash.
306 IPC_MESSAGE_CONTROL0(GpuMsg_Crash)
308 // Tells the GPU process to hang.
309 IPC_MESSAGE_CONTROL0(GpuMsg_Hang)
311 // Tells the GPU process to disable the watchdog thread.
312 IPC_MESSAGE_CONTROL0(GpuMsg_DisableWatchdog)
314 //------------------------------------------------------------------------------
316 // These are messages to the browser.
318 // A renderer sends this when it wants to create a connection to the GPU
319 // process. The browser will create the GPU process if necessary, and will
320 // return a handle to the channel via a GpuChannelEstablished message.
321 IPC_SYNC_MESSAGE_CONTROL1_3(GpuHostMsg_EstablishGpuChannel,
322 content::CauseForGpuLaunch,
324 IPC::ChannelHandle /* handle to channel */,
325 gpu::GPUInfo /* stats about GPU process*/)
327 // A renderer sends this to the browser process when it wants to
328 // create a GL context associated with the given view_id.
329 IPC_SYNC_MESSAGE_CONTROL2_1(GpuHostMsg_CreateViewCommandBuffer,
330 int32, /* surface_id */
331 GPUCreateCommandBufferConfig, /* init_params */
332 int32 /* route_id */)
334 // Response from GPU to a GputMsg_Initialize message.
335 IPC_MESSAGE_CONTROL2(GpuHostMsg_Initialized,
337 ::gpu::GPUInfo /* gpu_info */)
339 // Response from GPU to a GpuHostMsg_EstablishChannel message.
340 IPC_MESSAGE_CONTROL1(GpuHostMsg_ChannelEstablished,
341 IPC::ChannelHandle /* channel_handle */)
343 // Message from GPU to notify to destroy the channel.
344 IPC_MESSAGE_CONTROL1(GpuHostMsg_DestroyChannel,
345 int32 /* client_id */)
347 // Message to cache the given shader information.
348 IPC_MESSAGE_CONTROL3(GpuHostMsg_CacheShader,
349 int32 /* client_id */,
350 std::string /* key */,
351 std::string /* shader */)
353 // Message to the GPU that a shader was loaded from disk.
354 IPC_MESSAGE_CONTROL1(GpuMsg_LoadedShader,
355 std::string /* encoded shader */)
357 // Respond from GPU to a GpuMsg_CreateViewCommandBuffer message.
358 IPC_MESSAGE_CONTROL1(GpuHostMsg_CommandBufferCreated,
359 int32 /* route_id */)
361 // Request from GPU to free the browser resources associated with the
363 IPC_MESSAGE_CONTROL1(GpuHostMsg_DestroyCommandBuffer,
364 int32 /* surface_id */)
366 // Response from GPU to a GpuMsg_CreateImage message.
367 IPC_MESSAGE_CONTROL1(GpuHostMsg_ImageCreated,
368 gfx::Size /* size */)
370 // Response from GPU to a GpuMsg_CollectGraphicsInfo.
371 IPC_MESSAGE_CONTROL1(GpuHostMsg_GraphicsInfoCollected,
372 gpu::GPUInfo /* GPU logging stats */)
374 // Response from GPU to a GpuMsg_GetVideoMemory.
375 IPC_MESSAGE_CONTROL1(GpuHostMsg_VideoMemoryUsageStats,
376 content::GPUVideoMemoryUsageStats /* GPU memory stats */)
378 // Message from GPU to add a GPU log message to the about:gpu page.
379 IPC_MESSAGE_CONTROL3(GpuHostMsg_OnLogMessage,
381 std::string /* header */,
382 std::string /* message */)
384 // Resize the window that is being drawn into. It's important that this
385 // resize be synchronized with the swapping of the front and back buffers.
386 IPC_MESSAGE_CONTROL3(GpuHostMsg_ResizeView,
387 int32 /* surface_id */,
388 int32 /* route_id */,
389 gfx::Size /* size */)
391 // Tells the browser that a new accelerated surface was initialized.
392 IPC_MESSAGE_CONTROL2(GpuHostMsg_AcceleratedSurfaceInitialized,
393 int32 /* surface_id */,
394 int32 /* route_id */)
396 // Tells the browser that a frame with the specific latency info was drawn to
398 IPC_MESSAGE_CONTROL1(GpuHostMsg_FrameDrawn,
399 std::vector<ui::LatencyInfo> /* latency_info */)
401 // Same as above with a rect of the part of the surface that changed.
402 IPC_MESSAGE_CONTROL1(GpuHostMsg_AcceleratedSurfaceBuffersSwapped,
403 GpuHostMsg_AcceleratedSurfaceBuffersSwapped_Params)
405 // This message notifies the browser process that the renderer
406 // swapped a portion of the buffers associated with the given "window", which
407 // should cause the browser to redraw the compositor's contents.
408 IPC_MESSAGE_CONTROL1(GpuHostMsg_AcceleratedSurfacePostSubBuffer,
409 GpuHostMsg_AcceleratedSurfacePostSubBuffer_Params)
411 // Tells the browser to release whatever resources are associated with
412 // the given surface. The browser must send an ACK once this operation
414 IPC_MESSAGE_CONTROL1(GpuHostMsg_AcceleratedSurfaceRelease,
415 GpuHostMsg_AcceleratedSurfaceRelease_Params)
417 // Tells the browser to release resources for the given surface until the next
418 // time swap buffers or post sub buffer is sent.
419 IPC_MESSAGE_CONTROL1(GpuHostMsg_AcceleratedSurfaceSuspend,
420 int32 /* surface_id */)
422 // Tells the browser about updated parameters for vsync alignment.
423 IPC_MESSAGE_CONTROL3(GpuHostMsg_UpdateVSyncParameters,
424 int32 /* surface_id */,
425 base::TimeTicks /* timebase */,
426 base::TimeDelta /* interval */)
428 IPC_MESSAGE_CONTROL1(GpuHostMsg_DidCreateOffscreenContext,
431 IPC_MESSAGE_CONTROL3(GpuHostMsg_DidLoseContext,
432 bool /* offscreen */,
433 gpu::error::ContextLostReason /* reason */,
436 IPC_MESSAGE_CONTROL1(GpuHostMsg_DidDestroyOffscreenContext,
439 // Tells the browser about GPU memory usage statistics for UMA logging.
440 IPC_MESSAGE_CONTROL1(GpuHostMsg_GpuMemoryUmaStats,
441 content::GPUMemoryUmaStats /* GPU memory UMA stats */)
443 //------------------------------------------------------------------------------
444 // GPU Channel Messages
445 // These are messages from a renderer process to the GPU process.
447 // Tells the GPU process to create a new command buffer that renders to an
448 // offscreen frame buffer.
449 IPC_SYNC_MESSAGE_CONTROL2_1(GpuChannelMsg_CreateOffscreenCommandBuffer,
450 gfx::Size, /* size */
451 GPUCreateCommandBufferConfig, /* init_params */
452 int32 /* route_id */)
454 // The CommandBufferProxy sends this to the GpuCommandBufferStub in its
455 // destructor, so that the stub deletes the actual CommandBufferService
456 // object that it's hosting.
457 IPC_SYNC_MESSAGE_CONTROL1_0(GpuChannelMsg_DestroyCommandBuffer,
458 int32 /* instance_id */)
460 // Create a new GPU-accelerated video encoder.
461 IPC_SYNC_MESSAGE_CONTROL0_1(GpuChannelMsg_CreateVideoEncoder,
462 int32 /* route_id */)
464 IPC_MESSAGE_CONTROL1(GpuChannelMsg_DestroyVideoEncoder, int32 /* route_id */)
466 // Sent by DevTools agent in the inspected renderer process to initiate GPU
467 // instrumentation events recording.
468 IPC_SYNC_MESSAGE_CONTROL0_1(GpuChannelMsg_DevToolsStartEventsRecording,
469 int32 /* route_id */)
471 // The message is sent when DevTools want to stop events recording.
472 IPC_MESSAGE_CONTROL0(GpuChannelMsg_DevToolsStopEventsRecording)
474 #if defined(OS_ANDROID)
475 //------------------------------------------------------------------------------
476 // Stream Texture Messages
477 // Tells the GPU process create and send the java surface texture object to
478 // the renderer process through the binder thread.
479 IPC_MESSAGE_ROUTED2(GpuStreamTextureMsg_EstablishPeer,
480 int32, /* primary_id */
481 int32 /* secondary_id */)
483 // Tells the GPU process to set the size of StreamTexture from the given
485 IPC_MESSAGE_ROUTED1(GpuStreamTextureMsg_SetSize,
486 gfx::Size /* size */)
488 // Tells the service-side instance to start sending frame available
490 IPC_MESSAGE_ROUTED0(GpuStreamTextureMsg_StartListening)
492 // Inform the renderer that a new frame is available.
493 IPC_MESSAGE_ROUTED0(GpuStreamTextureMsg_FrameAvailable)
495 // Inform the renderer process that the transform matrix has changed.
496 IPC_MESSAGE_ROUTED1(GpuStreamTextureMsg_MatrixChanged,
497 GpuStreamTextureMsg_MatrixChanged_Params /* params */)
500 //------------------------------------------------------------------------------
501 // GPU Command Buffer Messages
502 // These are messages between a renderer process to the GPU process relating to
503 // a single OpenGL context.
504 // Initialize a command buffer with the given number of command entries.
505 // Returns the shared memory handle for the command buffer mapped to the
507 IPC_SYNC_MESSAGE_ROUTED1_2(GpuCommandBufferMsg_Initialize,
508 base::SharedMemoryHandle /* shared_state */,
510 gpu::Capabilities /* capabilities */)
512 // Sets the shared memory buffer used for commands.
513 IPC_SYNC_MESSAGE_ROUTED1_0(GpuCommandBufferMsg_SetGetBuffer,
516 // Produces the front buffer into a mailbox. This allows another context to draw
517 // the output of this context.
518 IPC_MESSAGE_ROUTED1(GpuCommandBufferMsg_ProduceFrontBuffer,
519 gpu::Mailbox /* mailbox */)
521 // Get the current state of the command buffer.
522 IPC_SYNC_MESSAGE_ROUTED0_1(GpuCommandBufferMsg_GetState,
523 gpu::CommandBuffer::State /* state */)
525 // Get the current state of the command buffer, as fast as possible.
526 IPC_SYNC_MESSAGE_ROUTED0_1(GpuCommandBufferMsg_GetStateFast,
527 gpu::CommandBuffer::State /* state */)
529 // Asynchronously synchronize the put and get offsets of both processes.
530 // Caller passes its current put offset. Current state (including get offset)
531 // is returned in shared memory.
532 IPC_MESSAGE_ROUTED2(GpuCommandBufferMsg_AsyncFlush,
533 int32 /* put_offset */,
534 uint32 /* flush_count */)
536 // Sends information about the latency of the current frame to the GPU
538 IPC_MESSAGE_ROUTED1(GpuCommandBufferMsg_SetLatencyInfo,
539 std::vector<ui::LatencyInfo> /* latency_info */)
541 // Asynchronously process any commands known to the GPU process. This is only
542 // used in the event that a channel is unscheduled and needs to be flushed
543 // again to process any commands issued subsequent to unscheduling. The GPU
544 // process actually sends it (deferred) to itself.
545 IPC_MESSAGE_ROUTED0(GpuCommandBufferMsg_Rescheduled)
547 // Sent by the GPU process to display messages in the console.
548 IPC_MESSAGE_ROUTED1(GpuCommandBufferMsg_ConsoleMsg,
549 GPUCommandBufferConsoleMessage /* msg */)
551 // Register an existing shared memory transfer buffer. The id that can be
552 // used to identify the transfer buffer from a command buffer.
553 IPC_MESSAGE_ROUTED3(GpuCommandBufferMsg_RegisterTransferBuffer,
555 base::SharedMemoryHandle /* transfer_buffer */,
558 // Destroy a previously created transfer buffer.
559 IPC_MESSAGE_ROUTED1(GpuCommandBufferMsg_DestroyTransferBuffer,
562 // Get the shared memory handle for a transfer buffer mapped to the callers
564 IPC_SYNC_MESSAGE_ROUTED1_2(GpuCommandBufferMsg_GetTransferBuffer,
566 base::SharedMemoryHandle /* transfer_buffer */,
569 // Create and initialize a hardware video decoder, returning its new route_id.
570 // Created decoders should be freed with AcceleratedVideoDecoderMsg_Destroy when
572 IPC_SYNC_MESSAGE_ROUTED1_1(GpuCommandBufferMsg_CreateVideoDecoder,
573 media::VideoCodecProfile /* profile */,
576 // Tells the proxy that there was an error and the command buffer had to be
577 // destroyed for some reason.
578 IPC_MESSAGE_ROUTED1(GpuCommandBufferMsg_Destroyed,
579 gpu::error::ContextLostReason /* reason */)
581 // Request that the GPU process reply with the given message. Reply may be
583 IPC_MESSAGE_ROUTED1(GpuCommandBufferMsg_Echo,
584 IPC::Message /* reply */)
586 // Response to a GpuChannelMsg_Echo message.
587 IPC_MESSAGE_ROUTED0(GpuCommandBufferMsg_EchoAck)
589 // Send to stub on surface visibility change.
590 IPC_MESSAGE_ROUTED1(GpuCommandBufferMsg_SetSurfaceVisible, bool /* visible */)
592 // Sent to proxy when the gpu memory manager changes its memory allocation.
593 IPC_MESSAGE_ROUTED1(GpuCommandBufferMsg_SetMemoryAllocation,
594 gpu::MemoryAllocation /* allocation */)
596 // Sent to stub from the proxy with statistics on managed memory usage and
598 IPC_MESSAGE_ROUTED1(GpuCommandBufferMsg_SendClientManagedMemoryStats,
599 gpu::ManagedMemoryStats /* stats */)
601 // Sent to stub when proxy is assigned a memory allocation changed callback.
603 GpuCommandBufferMsg_SetClientHasMemoryAllocationChangedCallback,
604 bool /* has_callback */)
606 // Inserts a sync point into the channel. This is handled on the IO thread, so
607 // can be expected to be reasonably fast, but the sync point is actually
608 // retired in order with respect to the other calls. The sync point is shared
610 IPC_SYNC_MESSAGE_ROUTED0_1(GpuCommandBufferMsg_InsertSyncPoint,
611 uint32 /* sync_point */)
613 // Retires the sync point. Note: this message is not sent explicitly by the
614 // renderer, but is synthesized by the GPU process.
615 IPC_MESSAGE_ROUTED1(GpuCommandBufferMsg_RetireSyncPoint,
616 uint32 /* sync_point */)
618 // Makes this command buffer signal when a sync point is reached, by sending
619 // back a GpuCommandBufferMsg_SignalSyncPointAck message with the same
621 IPC_MESSAGE_ROUTED2(GpuCommandBufferMsg_SignalSyncPoint,
622 uint32 /* sync_point */,
623 uint32 /* signal_id */)
625 // Response to GpuCommandBufferMsg_SignalSyncPoint.
626 IPC_MESSAGE_ROUTED1(GpuCommandBufferMsg_SignalSyncPointAck,
627 uint32 /* signal_id */)
629 // Makes this command buffer signal when a query is reached, by sending
630 // back a GpuCommandBufferMsg_SignalSyncPointAck message with the same
632 IPC_MESSAGE_ROUTED2(GpuCommandBufferMsg_SignalQuery,
634 uint32 /* signal_id */)
636 // Register an existing gpu memory buffer. The id that can be
637 // used to identify the gpu memory buffer from a command buffer.
638 IPC_MESSAGE_ROUTED5(GpuCommandBufferMsg_RegisterGpuMemoryBuffer,
640 gfx::GpuMemoryBufferHandle /* gpu_memory_buffer */,
643 uint32 /* internalformat */)
645 // Destroy a previously created gpu memory buffer.
646 IPC_MESSAGE_ROUTED1(GpuCommandBufferMsg_DestroyGpuMemoryBuffer,
649 // Attaches an external image stream to the client texture.
650 IPC_SYNC_MESSAGE_ROUTED1_1(GpuCommandBufferMsg_CreateStreamTexture,
651 uint32, /* client_texture_id */
652 int32 /* stream_id */)
654 //------------------------------------------------------------------------------
655 // Accelerated Video Decoder Messages
656 // These messages are sent from Renderer process to GPU process.
658 // Send input buffer for decoding.
659 IPC_MESSAGE_ROUTED3(AcceleratedVideoDecoderMsg_Decode,
660 base::SharedMemoryHandle, /* input_buffer_handle */
661 int32, /* bitstream_buffer_id */
664 // Sent from Renderer process to the GPU process to give the texture IDs for
665 // the textures the decoder will use for output.
666 IPC_MESSAGE_ROUTED2(AcceleratedVideoDecoderMsg_AssignPictureBuffers,
667 std::vector<int32>, /* Picture buffer ID */
668 std::vector<uint32>) /* Texture ID */
670 // Send from Renderer process to the GPU process to recycle the given picture
671 // buffer for further decoding.
672 IPC_MESSAGE_ROUTED1(AcceleratedVideoDecoderMsg_ReusePictureBuffer,
673 int32) /* Picture buffer ID */
675 // Send flush request to the decoder.
676 IPC_MESSAGE_ROUTED0(AcceleratedVideoDecoderMsg_Flush)
678 // Send reset request to the decoder.
679 IPC_MESSAGE_ROUTED0(AcceleratedVideoDecoderMsg_Reset)
681 // Send destroy request to the decoder.
682 IPC_MESSAGE_ROUTED0(AcceleratedVideoDecoderMsg_Destroy)
684 //------------------------------------------------------------------------------
685 // Accelerated Video Decoder Host Messages
686 // These messages are sent from GPU process to Renderer process.
687 // Inform AcceleratedVideoDecoderHost that AcceleratedVideoDecoder has been
690 // Accelerated video decoder has consumed input buffer from transfer buffer.
691 IPC_MESSAGE_ROUTED1(AcceleratedVideoDecoderHostMsg_BitstreamBufferProcessed,
692 int32) /* Processed buffer ID */
694 // Allocate video frames for output of the hardware video decoder.
696 AcceleratedVideoDecoderHostMsg_ProvidePictureBuffers,
697 int32, /* Number of video frames to generate */
698 gfx::Size, /* Requested size of buffer */
699 uint32 ) /* Texture target */
701 // Decoder reports that a picture is ready and buffer does not need to be passed
702 // back to the decoder.
703 IPC_MESSAGE_ROUTED1(AcceleratedVideoDecoderHostMsg_DismissPictureBuffer,
704 int32) /* Picture buffer ID */
706 // Decoder reports that a picture is ready.
707 IPC_MESSAGE_ROUTED2(AcceleratedVideoDecoderHostMsg_PictureReady,
708 int32, /* Picture buffer ID */
709 int32) /* Bitstream buffer ID */
711 // Confirm decoder has been flushed.
712 IPC_MESSAGE_ROUTED0(AcceleratedVideoDecoderHostMsg_FlushDone)
714 // Confirm decoder has been reset.
715 IPC_MESSAGE_ROUTED0(AcceleratedVideoDecoderHostMsg_ResetDone)
717 // Video decoder has encountered an error.
718 IPC_MESSAGE_ROUTED1(AcceleratedVideoDecoderHostMsg_ErrorNotification,
719 uint32) /* Error ID */
721 //------------------------------------------------------------------------------
722 // Accelerated Video Encoder Messages
723 // These messages are sent from the Renderer process to GPU process.
725 // Initialize the accelerated encoder.
726 IPC_MESSAGE_ROUTED4(AcceleratedVideoEncoderMsg_Initialize,
727 media::VideoFrame::Format /* input_format */,
728 gfx::Size /* input_visible_size */,
729 media::VideoCodecProfile /* output_profile */,
730 uint32 /* initial_bitrate */)
732 // Queue a input buffer to the encoder to encode. |frame_id| will be returned by
733 // AcceleratedVideoEncoderHostMsg_NotifyEncodeDone.
734 IPC_MESSAGE_ROUTED4(AcceleratedVideoEncoderMsg_Encode,
735 int32 /* frame_id */,
736 base::SharedMemoryHandle /* buffer_handle */,
737 uint32 /* buffer_size */,
738 bool /* force_keyframe */)
740 // Queue a buffer to the encoder for use in returning output. |buffer_id| will
741 // be returned by AcceleratedVideoEncoderHostMsg_BitstreamBufferReady.
742 IPC_MESSAGE_ROUTED3(AcceleratedVideoEncoderMsg_UseOutputBitstreamBuffer,
743 int32 /* buffer_id */,
744 base::SharedMemoryHandle /* buffer_handle */,
745 uint32 /* buffer_size */)
747 // Request a runtime encoding parameter change.
748 IPC_MESSAGE_ROUTED2(AcceleratedVideoEncoderMsg_RequestEncodingParametersChange,
749 uint32 /* bitrate */,
750 uint32 /* framerate */)
752 //------------------------------------------------------------------------------
753 // Accelerated Video Encoder Host Messages
754 // These messages are sent from GPU process to Renderer process.
756 // Notify of the completion of initialization.
757 IPC_MESSAGE_ROUTED0(AcceleratedVideoEncoderHostMsg_NotifyInitializeDone)
759 // Notify renderer of the input/output buffer requirements of the encoder.
760 IPC_MESSAGE_ROUTED3(AcceleratedVideoEncoderHostMsg_RequireBitstreamBuffers,
761 uint32 /* input_count */,
762 gfx::Size /* input_coded_size */,
763 uint32 /* output_buffer_size */)
765 // Notify the renderer that the encoder has finished using an input buffer.
766 // There is no congruent entry point in the media::VideoEncodeAccelerator
767 // interface, in VEA this same done condition is indicated by dropping the
768 // reference to the media::VideoFrame passed to VEA::Encode().
769 IPC_MESSAGE_ROUTED1(AcceleratedVideoEncoderHostMsg_NotifyInputDone,
770 int32 /* frame_id */)
772 // Notify the renderer that an output buffer has been filled with encoded data.
773 IPC_MESSAGE_ROUTED3(AcceleratedVideoEncoderHostMsg_BitstreamBufferReady,
774 int32 /* bitstream_buffer_id */,
775 uint32 /* payload_size */,
776 bool /* key_frame */)
778 // Report error condition.
779 IPC_MESSAGE_ROUTED1(AcceleratedVideoEncoderHostMsg_NotifyError,
780 media::VideoEncodeAccelerator::Error /* error */)