Integrate VDA with WebRTC.

webkit/media/webmediaplayer_ms.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 "webkit/media/webmediaplayer_ms.h"
 
 #include <limits>
 
 #include "base/bind.h"
 #include "base/callback.h"
@@ skipping 414 matching lines @@
 void WebMediaPlayerMS::OnFrameAvailable(
     const scoped_refptr<media::VideoFrame>& frame) {
   DVLOG(3) << "WebMediaPlayerMS::OnFrameAvailable";
   DCHECK(thread_checker_.CalledOnValidThread());
   ++total_frame_count_;
   if (!received_first_frame_) {
     received_first_frame_ = true;
     {
       base::AutoLock auto_lock(current_frame_lock_);
       DCHECK(!current_frame_used_);
-      current_frame_ =
-          media::VideoFrame::CreateBlackFrame(frame->natural_size());
+      current_frame_ = media::VideoFrame::CreateEmptyFrame();
+          // gpu_video_decoder may return CreateEmptyFrame() which is 0x0.
+          // media::VideoFrame::CreateBlackFrame(frame->natural_size());

[Ami GONE FROM CHROMIUM, 2013/04/26 00:42:05]

I'm not sure what this is about

[wuchengli, 2013/05/08 15:58:56]

As discussed in email, |current_frame| is simply set to |frame|.
On 2013/04/26 00:42:05, Ami Fischman wrote:

     }
     SetReadyState(WebMediaPlayer::ReadyStateHaveMetadata);
     SetReadyState(WebMediaPlayer::ReadyStateHaveEnoughData);
     GetClient()->sizeChanged();
 
     if (video_frame_provider_ && GetClient()->needsWebLayerForVideo()) {
       video_weblayer_.reset(
           new webkit::WebLayerImpl(cc::VideoLayer::Create(this)));
       GetClient()->setWebLayer(video_weblayer_.get());
     }
@@ skipping 52 matching lines @@
   GetClient()->readyStateChanged();
 }
 
 WebKit::WebMediaPlayerClient* WebMediaPlayerMS::GetClient() {
   DCHECK(thread_checker_.CalledOnValidThread());
   DCHECK(client_);
   return client_;
 }
 
 }  // namespace webkit_media