Add media::VideoEncodeAccelerator with WebRTC integration

content/renderer/media/media_stream_dependency_factory.cc

Index: content/renderer/media/media_stream_dependency_factory.cc
diff --git a/content/renderer/media/media_stream_dependency_factory.cc b/content/renderer/media/media_stream_dependency_factory.cc
index a0f25a6cfc48fb16179fa0aa35000cee90ec89a6..cc78eb035666d2d335414d4d0f7bf96c1a93bc65 100644
--- a/content/renderer/media/media_stream_dependency_factory.cc
+++ b/content/renderer/media/media_stream_dependency_factory.cc
@@ -16,6 +16,7 @@
 #include "content/renderer/media/rtc_peer_connection_handler.h"
 #include "content/renderer/media/rtc_video_capturer.h"
 #include "content/renderer/media/rtc_video_decoder_factory.h"
+#include "content/renderer/media/rtc_video_encoder_factory.h"
 #include "content/renderer/media/video_capture_impl_manager.h"
 #include "content/renderer/media/webaudio_capturer_source.h"
 #include "content/renderer/media/webrtc_audio_device_impl.h"
@@ -27,7 +28,7 @@
 #include "content/renderer/p2p/port_allocator.h"
 #include "content/renderer/render_thread_impl.h"
 #include "jingle/glue/thread_wrapper.h"
-#include "media/filters/gpu_video_decoder_factories.h"
+#include "media/filters/gpu_video_accelerator_factories.h"
 #include "third_party/WebKit/public/platform/WebMediaConstraints.h"
 #include "third_party/WebKit/public/platform/WebMediaStream.h"
 #include "third_party/WebKit/public/platform/WebMediaStreamSource.h"
@@ -497,22 +498,22 @@ bool MediaStreamDependencyFactory::CreatePeerConnectionFactory() {
     scoped_ptr<cricket::WebRtcVideoEncoderFactory> encoder_factory;
 
     const CommandLine* cmd_line = CommandLine::ForCurrentProcess();
-    if (cmd_line->HasSwitch(switches::kEnableWebRtcHWDecoding)) {
-      scoped_refptr<base::MessageLoopProxy> media_loop_proxy =
-          RenderThreadImpl::current()->GetMediaThreadMessageLoopProxy();
-      scoped_refptr<RendererGpuVideoDecoderFactories> gpu_factories =
-          RenderThreadImpl::current()->GetGpuFactories(media_loop_proxy);
-      if (gpu_factories.get() != NULL)
+    scoped_refptr<base::MessageLoopProxy> media_loop_proxy =
+        RenderThreadImpl::current()->GetMediaThreadMessageLoopProxy();
+    scoped_refptr<RendererGpuVideoAcceleratorFactories> gpu_factories =
+        RenderThreadImpl::current()->GetGpuFactories(media_loop_proxy);
+#if !defined(GOOGLE_TV)
+    if (cmd_line->HasSwitch(switches::kEnableWebRtcHWDecoding))
+      if (gpu_factories)
         decoder_factory.reset(new RTCVideoDecoderFactory(gpu_factories));
-    }
-#if defined(GOOGLE_TV)
+#else
     // PeerConnectionFactory will hold the ownership of this
     // VideoDecoderFactory.
-    decoder_factory.reset(decoder_factory_tv_ = new RTCVideoDecoderFactoryTv);
+    decoder_factory.reset(decoder_factory_tv_ = new RTCVideoDecoderFactoryTv());
 #endif
 
-#if defined(ENABLE_WEBRTC) && defined(OS_CHROMEOS)
     const CommandLine& command_line = *CommandLine::ForCurrentProcess();

[hshi1, 2013/08/08 19:51:55]

nit: this is redundant. You can use the "cmd_line" declared at line 500.

+#if defined(ENABLE_WEBRTC) && defined(OS_CHROMEOS)
     if (command_line.HasSwitch(switches::kEnableEncodedScreenCapture)) {
       // PeerConnectionFactory owns the encoder factory. Pass a weak pointer of
       // encoder factory to |vc_manager_| because the manager outlives it.
@@ -521,8 +522,13 @@ bool MediaStreamDependencyFactory::CreatePeerConnectionFactory() {
       encoder_factory.reset(rtc_encoding_capturer_factory);
       vc_manager_->set_encoding_capturer_factory(
           rtc_encoding_capturer_factory->AsWeakPtr());

[hshi1, 2013/08/08 00:37:30]

Sorry please do one more rebase... the above block of code is now gone (EVS
reverted). Thanks

-    }
+    } else
 #endif
+    {
+      if (command_line.HasSwitch(switches::kEnableWebRtcHWEncoding))
+        if (gpu_factories)
+          encoder_factory.reset(new RTCVideoEncoderFactory(gpu_factories));
+    }
 
     scoped_refptr<webrtc::PeerConnectionFactoryInterface> factory(
         webrtc::CreatePeerConnectionFactory(worker_thread_,