Add srcObject attribute of type MediaStream to HTMLMediaElement.

content/renderer/media/webmediaplayer_ms.cc

 // Copyright 2013 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/media/webmediaplayer_ms.h"
 
 #include <stddef.h>
 #include <limits>
 #include <string>
 #include <utility>
 
 #include "base/bind.h"
 #include "base/callback.h"
 #include "build/build_config.h"
 #include "cc/blink/context_provider_web_context.h"
 #include "cc/blink/web_layer_impl.h"
 #include "cc/layers/video_frame_provider_client_impl.h"
 #include "cc/layers/video_layer.h"
 #include "content/public/renderer/media_stream_audio_renderer.h"
 #include "content/public/renderer/media_stream_renderer_factory.h"
 #include "content/public/renderer/video_frame_provider.h"
+#include "content/renderer/media/web_media_element_source_utils.h"
 #include "content/renderer/media/webmediaplayer_ms_compositor.h"
 #include "content/renderer/render_frame_impl.h"
 #include "content/renderer/render_thread_impl.h"
 #include "gpu/blink/webgraphicscontext3d_impl.h"
 #include "media/base/media_log.h"
 #include "media/base/video_frame.h"
+#include "third_party/WebKit/public/platform/WebMediaElementSource.h"
 #include "third_party/WebKit/public/platform/WebMediaPlayerClient.h"
 #include "third_party/WebKit/public/platform/WebRect.h"
 #include "third_party/WebKit/public/platform/WebSize.h"
-#include "third_party/WebKit/public/platform/WebURL.h"
 
 namespace content {
 
 WebMediaPlayerMS::WebMediaPlayerMS(
     blink::WebFrame* frame,
     blink::WebMediaPlayerClient* client,
     base::WeakPtr<media::WebMediaPlayerDelegate> delegate,
     media::MediaLog* media_log,
     scoped_ptr<MediaStreamRendererFactory> factory,
     const scoped_refptr<base::SingleThreadTaskRunner>& compositor_task_runner,
@@ skipping 52 matching lines @@
   media_log_->AddEvent(
       media_log_->CreateEvent(media::MediaLogEvent::WEBMEDIAPLAYER_DESTROYED));
 
   if (delegate_) {
     delegate_->PlayerGone(delegate_id_);
     delegate_->RemoveObserver(delegate_id_);
   }
 }
 
 void WebMediaPlayerMS::load(LoadType load_type,
-                            const blink::WebURL& url,
+                            const blink::WebMediaElementSource& source,
                             CORSMode /*cors_mode*/) {
   DVLOG(1) << __FUNCTION__;
   DCHECK(thread_checker_.CalledOnValidThread());
 
   // TODO(acolwell): Change this to DCHECK_EQ(load_type, LoadTypeMediaStream)
   // once Blink-side changes land.
   DCHECK_NE(load_type, LoadTypeMediaSource);
+  blink::WebMediaStream web_stream =
+      GetWebMediaStreamFromWebMediaElementSource(source);
 
-  compositor_.reset(new WebMediaPlayerMSCompositor(compositor_task_runner_, url,
-                                                   AsWeakPtr()));
+  compositor_.reset(new WebMediaPlayerMSCompositor(compositor_task_runner_,
+                                                   web_stream, AsWeakPtr()));
 
   SetNetworkState(WebMediaPlayer::NetworkStateLoading);
   SetReadyState(WebMediaPlayer::ReadyStateHaveNothing);
-  media_log_->AddEvent(media_log_->CreateLoadEvent(url.string().utf8()));
+  std::string stream_id =
+      web_stream.isNull() ? std::string() : web_stream.id().utf8();
+  media_log_->AddEvent(media_log_->CreateLoadEvent(stream_id));
 
   video_frame_provider_ = renderer_factory_->GetVideoFrameProvider(
-      url,
-      base::Bind(&WebMediaPlayerMS::OnSourceError, AsWeakPtr()),
+      web_stream, base::Bind(&WebMediaPlayerMS::OnSourceError, AsWeakPtr()),
       base::Bind(&WebMediaPlayerMS::OnFrameAvailable, AsWeakPtr()),
-      media_task_runner_,
-      worker_task_runner_,
-      gpu_factories_);
+      media_task_runner_, worker_task_runner_, gpu_factories_);
 
   RenderFrame* const frame = RenderFrame::FromWebFrame(frame_);
 
   if (frame) {
     audio_renderer_ = renderer_factory_->GetAudioRenderer(
-        url, frame->GetRoutingID(), initial_audio_output_device_id_,
+        web_stream, frame->GetRoutingID(), initial_audio_output_device_id_,
         initial_security_origin_);
   }
 
   if (!video_frame_provider_ && !audio_renderer_) {
     SetNetworkState(WebMediaPlayer::NetworkStateNetworkError);
     return;
   }
 
   if (audio_renderer_) {
     audio_renderer_->SetVolume(volume_);
@@ skipping 388 matching lines @@
 media::SkCanvasVideoRenderer* WebMediaPlayerMS::GetSkCanvasVideoRenderer() {
   return &video_renderer_;
 }
 
 void WebMediaPlayerMS::ResetCanvasCache() {
   DCHECK(thread_checker_.CalledOnValidThread());
   video_renderer_.ResetCache();
 }
 
 }  // namespace content