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// Copyright (c) 2010 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 CHROME_GPU_MEDIA_MFT_ANGLE_VIDEO_DEVICE_H_
#define CHROME_GPU_MEDIA_MFT_ANGLE_VIDEO_DEVICE_H_
#include "base/scoped_comptr_win.h"
#include "chrome/gpu/media/gpu_video_device.h"
struct IDirect3DDevice9;
extern "C" const GUID IID_IDirect3DDevice9;
namespace media {
class VideoFrame;
} // namespace media
// This class is used to provide hardware video device, video frames and
// allow video frames to be uploaded to their final render target.
//
// This specifically serves MftH264DecodeEngine in the context of ANGLE.
class MftAngleVideoDevice : public GpuVideoDevice {
public:
MftAngleVideoDevice();
virtual ~MftAngleVideoDevice() {}
// GpuVideoDevice implementation.
virtual void* GetDevice();
virtual bool CreateVideoFrameFromGlTextures(
size_t width, size_t height, media::VideoFrame::Format format,
const std::vector<media::VideoFrame::GlTexture>& textures,
scoped_refptr<media::VideoFrame>* frame);
virtual void ReleaseVideoFrame(
const scoped_refptr<media::VideoFrame>& frame);
virtual bool UploadToVideoFrame(void* buffer,
scoped_refptr<media::VideoFrame> frame);
private:
ScopedComPtr<IDirect3DDevice9, &IID_IDirect3DDevice9> device_;
};
#endif // CHROME_GPU_MEDIA_MFT_ANGLE_VIDEO_DEVICE_H_
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