gpu: Make GPU command decoder know right format of a GPU video texture in Win.

content/common/gpu/media/dxva_video_decode_accelerator.h

 // 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.
 
 #ifndef CONTENT_COMMON_GPU_MEDIA_DXVA_VIDEO_DECODE_ACCELERATOR_H_
 #define CONTENT_COMMON_GPU_MEDIA_DXVA_VIDEO_DECODE_ACCELERATOR_H_
 
 #include <d3d9.h>
 // Work around bug in this header by disabling the relevant warning for it.
 // https://connect.microsoft.com/VisualStudio/feedback/details/911260/dxva2api-h-in-win8-sdk-triggers-c4201-with-w4
@@ skipping 47 matching lines @@
                           Client* client) override;
   virtual void Decode(const media::BitstreamBuffer& bitstream_buffer) override;
   virtual void AssignPictureBuffers(
       const std::vector<media::PictureBuffer>& buffers) override;
   virtual void ReusePictureBuffer(int32 picture_buffer_id) override;
   virtual void Flush() override;
   virtual void Reset() override;
   virtual void Destroy() override;
   virtual bool CanDecodeOnIOThread() override;
 
+  unsigned GetSufaceInternalFormat() const;

[Ken Russell (switch to Gerrit), 2014/12/05 20:53:43]

typo: should be GetSurfaceInternalFormat

[dshwang, 2014/12/08 13:47:28]

Oops, thx. Done.

+
  private:
   typedef void* EGLConfig;
   typedef void* EGLSurface;
   // Creates and initializes an instance of the D3D device and the
   // corresponding device manager. The device manager instance is eventually
   // passed to the IMFTransform interface implemented by the decoder.
   bool CreateD3DDevManager();
 
   // Creates, initializes and sets the media codec types for the decoder.
   bool InitDecoder(media::VideoCodecProfile profile);
@@ skipping 146 matching lines @@
   // WeakPtrFactory for posting tasks back to |this|.
   base::WeakPtrFactory<DXVAVideoDecodeAccelerator> weak_this_factory_;
 
   // Which codec we are decoding with hardware acceleration.
   media::VideoCodec codec_;
 };
 
 }  // namespace content
 
 #endif  // CONTENT_COMMON_GPU_MEDIA_DXVA_VIDEO_DECODE_ACCELERATOR_H_