Integrate VDA with WebRTC.

content/renderer/render_thread_impl.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "content/renderer/render_thread_impl.h"
 
 #include <algorithm>
 #include <limits>
 #include <map>
 #include <vector>
@@ skipping 44 matching lines @@
 #include "content/renderer/dom_storage/webstoragenamespace_impl.h"
 #include "content/renderer/gpu/compositor_output_surface.h"
 #include "content/renderer/gpu/gpu_benchmarking_extension.h"
 #include "content/renderer/gpu/input_handler_manager.h"
 #include "content/renderer/media/audio_input_message_filter.h"
 #include "content/renderer/media/audio_message_filter.h"
 #include "content/renderer/media/audio_renderer_mixer_manager.h"
 #include "content/renderer/media/media_stream_center.h"
 #include "content/renderer/media/media_stream_dependency_factory.h"
 #include "content/renderer/media/peer_connection_tracker.h"
+#include "content/renderer/media/renderer_gpu_video_decoder_factories.h"
 #include "content/renderer/media/video_capture_impl_manager.h"
 #include "content/renderer/media/video_capture_message_filter.h"
 #include "content/renderer/memory_benchmarking_extension.h"
 #include "content/renderer/p2p/socket_dispatcher.h"
 #include "content/renderer/plugin_channel_host.h"
 #include "content/renderer/render_process_impl.h"
 #include "content/renderer/render_view_impl.h"
 #include "content/renderer/renderer_webkitplatformsupport_impl.h"
 #include "grit/content_resources.h"
 #include "ipc/ipc_channel_handle.h"
@@ skipping 889 matching lines @@
 bool RenderThreadImpl::ResolveProxy(const GURL& url, std::string* proxy_list) {
   bool result = false;
   Send(new ViewHostMsg_ResolveProxy(url, &result, proxy_list));
   return result;
 }
 
 void RenderThreadImpl::PostponeIdleNotification() {
   idle_notifications_to_skip_ = 2;
 }
 
+RendererGpuVideoDecoderFactories* RenderThreadImpl::GetGpuFactories() {
+  const CommandLine* cmd_line = CommandLine::ForCurrentProcess();
+  RendererGpuVideoDecoderFactories* gpu_factories = NULL;
+  WebGraphicsContext3DCommandBufferImpl* context3d = NULL;
+  if (!cmd_line->HasSwitch(switches::kDisableAcceleratedVideoDecode))
+    context3d = RenderThreadImpl::current()->GetGpuVDAContext3D();
+  if (context3d) {
+    scoped_refptr<base::MessageLoopProxy> factories_loop =
+        RenderThreadImpl::current()->compositor_message_loop_proxy();
+    if (!factories_loop)
+      factories_loop = base::MessageLoopProxy::current();
+    GpuChannelHost* gpu_channel_host =
+        RenderThreadImpl::current()->EstablishGpuChannelSync(
+            CAUSE_FOR_GPU_LAUNCH_VIDEODECODEACCELERATOR_INITIALIZE);
+    gpu_factories = new RendererGpuVideoDecoderFactories(
+        gpu_channel_host, factories_loop, context3d);
+  }
+  return gpu_factories;
+}
+
 /* static */
 void RenderThreadImpl::OnGpuVDAContextLoss() {
   RenderThreadImpl* self = RenderThreadImpl::current();
   DCHECK(self);
   if (!self->gpu_vda_context3d_)
     return;
   if (self->compositor_message_loop_proxy()) {
     self->compositor_message_loop_proxy()->DeleteSoon(
         FROM_HERE, self->gpu_vda_context3d_.release());
   } else {
@@ skipping 293 matching lines @@
           client, GetMediaStreamDependencyFactory());
     }
   }
 #endif
   return media_stream_center_;
 }
 
 MediaStreamDependencyFactory*
 RenderThreadImpl::GetMediaStreamDependencyFactory() {
 #if defined(ENABLE_WEBRTC)
+  const CommandLine* cmd_line = CommandLine::ForCurrentProcess();
+  scoped_refptr<media::GpuVideoDecoder::Factories> gpu_factories;
+  if (cmd_line->HasSwitch(switches::kEnableWebRTCHWDecoding)) {
+    gpu_factories = GetGpuFactories();
+  }
   if (!media_stream_factory_) {
     media_stream_factory_.reset(new MediaStreamDependencyFactory(
-        vc_manager_, p2p_socket_dispatcher_));
+        vc_manager_, gpu_factories, p2p_socket_dispatcher_));
   }
 #endif
   return media_stream_factory_.get();
 }
 
 GpuChannelHost* RenderThreadImpl::GetGpuChannel() {
   if (!gpu_channel_)
     return NULL;
 
   if (gpu_channel_->state() != GpuChannelHost::kConnected)
@@ skipping 41 matching lines @@
 
 void RenderThreadImpl::SetFlingCurveParameters(
     const std::vector<float>& new_touchpad,
     const std::vector<float>& new_touchscreen) {
   webkit_platform_support_->SetFlingCurveParameters(new_touchpad,
                                                     new_touchscreen);
 
 }
 
 }  // namespace content