media: Convert I420 VideoFrame to UYVY GpuMemoryBuffer.

media/renderers/gpu_video_accelerator_factories.h

 // 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.
 
 #ifndef MEDIA_RENDERERS_GPU_VIDEO_ACCELERATOR_FACTORIES_H_
 #define MEDIA_RENDERERS_GPU_VIDEO_ACCELERATOR_FACTORIES_H_
 
 #include <vector>
 
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
 #include "gpu/command_buffer/client/gles2_interface.h"
 #include "gpu/command_buffer/common/mailbox.h"
 #include "media/base/media_export.h"
+#include "media/base/video_types.h"
 #include "media/video/video_decode_accelerator.h"
 #include "media/video/video_encode_accelerator.h"
 #include "ui/gfx/gpu_memory_buffer.h"
 
 namespace base {
 class SingleThreadTaskRunner;
 class SharedMemory;
 }
 
 namespace gfx {
@@ skipping 38 matching lines @@
 
   virtual void WaitSyncPoint(uint32 sync_point) = 0;
 
   virtual scoped_ptr<gfx::GpuMemoryBuffer> AllocateGpuMemoryBuffer(
       const gfx::Size& size,
       gfx::BufferFormat format,
       gfx::BufferUsage usage) = 0;
 
   virtual bool ShouldUseGpuMemoryBuffersForVideoFrames() const = 0;
   virtual unsigned ImageTextureTarget() = 0;
+  // Pixel format of the hardware video frames created when GpuMemoryBuffers
+  // video frames are enabled.
+  virtual VideoPixelFormat VideoFrameOutputFormat() = 0;
   virtual bool IsTextureRGSupported() = 0;
 
   virtual gpu::gles2::GLES2Interface* GetGLES2Interface() = 0;
 
   // Allocate & return a shared memory segment.
   virtual scoped_ptr<base::SharedMemory> CreateSharedMemory(size_t size) = 0;
 
   // Returns the task runner the video accelerator runs on.
   virtual scoped_refptr<base::SingleThreadTaskRunner> GetTaskRunner() = 0;
 
   // Returns the supported codec profiles of video decode accelerator.
   virtual VideoDecodeAccelerator::SupportedProfiles
       GetVideoDecodeAcceleratorSupportedProfiles() = 0;
 
   // Returns the supported codec profiles of video encode accelerator.
   virtual VideoEncodeAccelerator::SupportedProfiles
       GetVideoEncodeAcceleratorSupportedProfiles() = 0;
 
  protected:
   friend class base::RefCountedThreadSafe<GpuVideoAcceleratorFactories>;
   virtual ~GpuVideoAcceleratorFactories() {}
 };
 
 }  // namespace media
 
 #endif  // MEDIA_RENDERERS_GPU_VIDEO_ACCELERATOR_FACTORIES_H_