Add initialization callback support for Video Decoder PPAPI.

content/common/gpu/gpu_video_decode_accelerator.h

 // 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.
 
 #ifndef CONTENT_GPU_GPU_VIDEO_DECODE_ACCELERATOR_H_
 #define CONTENT_GPU_GPU_VIDEO_DECODE_ACCELERATOR_H_

[vmr, 2011/05/24 07:16:08]

NIT: Fix header guard.

Also, it is a bit unclear to me why GpuVideoDecodeAccelerator has been moved to
content/common/gpu from content/gpu.

 
 #include <vector>
 
 #include "base/memory/scoped_ptr.h"
 #include "base/shared_memory.h"
 #include "ipc/ipc_channel.h"
 #include "ipc/ipc_message.h"
 #include "media/video/video_decode_accelerator.h"
 
 class GpuVideoDecodeAccelerator
     : public base::RefCountedThreadSafe<GpuVideoDecodeAccelerator>,
       public IPC::Channel::Listener,
       public IPC::Message::Sender,
       public media::VideoDecodeAccelerator::Client {
  public:
   GpuVideoDecodeAccelerator(IPC::Message::Sender* sender, int32 host_route_id);
   virtual ~GpuVideoDecodeAccelerator();
 
   // IPC::Channel::Listener implementation.
   virtual bool OnMessageReceived(const IPC::Message& message) OVERRIDE;
 
   // media::VideoDecodeAccelerator::Client implementation.
   virtual void ProvidePictureBuffers(
       uint32 requested_num_of_buffers, const gfx::Size& dimensions) OVERRIDE;
   virtual void DismissPictureBuffer(int32 picture_buffer_id) OVERRIDE;
   virtual void PictureReady(const media::Picture& picture) OVERRIDE;
+  virtual void NotifyInitializeDone() OVERRIDE;
   virtual void NotifyEndOfStream() OVERRIDE;
   virtual void NotifyError(media::VideoDecodeAccelerator::Error error) OVERRIDE;
   virtual void NotifyEndOfBitstreamBuffer(int32 bitstream_buffer_id) OVERRIDE;
   virtual void NotifyFlushDone() OVERRIDE;
   virtual void NotifyAbortDone() OVERRIDE;
 
   // Function to delegate sending to actual sender.
   virtual bool Send(IPC::Message* message);
 
   void set_video_decode_accelerator(
@@ skipping 24 matching lines @@
   // Route ID to communicate with the host.
   int32 route_id_;
 
   // Pointer to the underlying VideoDecodeAccelerator.
   scoped_ptr<media::VideoDecodeAccelerator> video_decode_accelerator_;
 
   DISALLOW_IMPLICIT_CONSTRUCTORS(GpuVideoDecodeAccelerator);
 };
 
 #endif  // CONTENT_GPU_GPU_VIDEO_DECODE_ACCELERATOR_H_