<video> decode in hardware!

content/renderer/media/rtc_video_decoder.cc

 // Copyright (c) 2011 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/rtc_video_decoder.h"
 
 #include "base/bind.h"
 #include "base/callback.h"
 #include "base/message_loop.h"
 #include "base/task.h"
@@ skipping 21 matching lines @@
                                  const std::string& url)
     : message_loop_(message_loop),
       visible_size_(176, 144),
       url_(url),
       state_(kUnInitialized) {
 }
 
 RTCVideoDecoder::~RTCVideoDecoder() {}
 
 void RTCVideoDecoder::Initialize(DemuxerStream* demuxer_stream,
-                                 const base::Closure& filter_callback,
+                                 const media::PipelineStatusCB& filter_callback,
                                  const StatisticsCallback& stat_callback) {
   if (MessageLoop::current() != message_loop_) {
     message_loop_->PostTask(
         FROM_HERE,
         base::Bind(&RTCVideoDecoder::Initialize, this,
                    make_scoped_refptr(demuxer_stream),
                    filter_callback, stat_callback));
     return;
   }
 
   DCHECK_EQ(MessageLoop::current(), message_loop_);
   state_ = kNormal;
-  filter_callback.Run();
+  filter_callback.Run(PIPELINE_OK);
 
   // TODO(acolwell): Implement stats.
 }
 
 void RTCVideoDecoder::Play(const base::Closure& callback) {
   if (MessageLoop::current() != message_loop_) {
     message_loop_->PostTask(FROM_HERE,
                             base::Bind(&RTCVideoDecoder::Play,
                                        this, callback));
     return;
@@ skipping 137 matching lines @@
 
   int y_rows = frame->GetHeight();
   int uv_rows = frame->GetHeight() / 2;  // YV12 format.
   CopyYPlane(frame->GetYPlane(), frame->GetYPitch(), y_rows, video_frame);
   CopyUPlane(frame->GetUPlane(), frame->GetUPitch(), uv_rows, video_frame);
   CopyVPlane(frame->GetVPlane(), frame->GetVPitch(), uv_rows, video_frame);
 
   read_cb.Run(video_frame);
   return true;
 }