| // Copyright 2016 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_GPU_D3D11_VIDEO_DECODE_ACCELERATOR_WIN_H_ |
| #define MEDIA_GPU_D3D11_VIDEO_DECODE_ACCELERATOR_WIN_H_ |
| |
| #include <d3d11.h> |
| |
| #include <list> |
| #include <memory> |
| |
| #include "base/win/scoped_comptr.h" |
| #include "media/gpu/accelerated_video_decoder.h" |
| #include "media/gpu/d3d11_h264_accelerator.h" |
| #include "media/gpu/gpu_video_decode_accelerator_helpers.h" |
| #include "media/gpu/media_gpu_export.h" |
| #include "media/video/video_decode_accelerator.h" |
| |
| namespace media { |
| |
| class MEDIA_GPU_EXPORT D3D11VideoDecodeAccelerator |
| : public VideoDecodeAccelerator, |
| public D3D11VideoDecoderClient { |
| public: |
| D3D11VideoDecodeAccelerator( |
| const GetGLContextCallback& get_gl_context_cb, |
| const MakeGLContextCurrentCallback& make_context_current_cb); |
| |
| ~D3D11VideoDecodeAccelerator() override; |
| |
| // VideoDecodeAccelerator implementation. |
| bool Initialize(const Config& config, Client* client) override; |
| void Decode(const BitstreamBuffer& bitstream_buffer) override; |
| void DoDecode(); |
| void AssignPictureBuffers(const std::vector<PictureBuffer>& buffers) override; |
| void ReusePictureBuffer(int32_t picture_buffer_id) override; |
| void Flush() override; |
| void Reset() override; |
| void Destroy() override; |
| bool TryToSetupDecodeOnSeparateThread( |
| const base::WeakPtr<Client>& decode_client, |
| const scoped_refptr<base::SingleThreadTaskRunner>& decode_task_runner) |
| override; |
| GLenum GetSurfaceInternalFormat() const override; |
| |
| // D3D11VideoDecoderClient implementation. |
| D3D11PictureBuffer* GetPicture() override; |
| void OutputResult(D3D11PictureBuffer* buffer, |
| size_t input_buffer_id) override; |
| size_t input_buffer_id() const override; |
| |
| private: |
| Client* client_; |
| GetGLContextCallback get_gl_context_cb_; |
| MakeGLContextCurrentCallback make_context_current_cb_; |
| base::win::ScopedComPtr<ID3D11Device> device_; |
| base::win::ScopedComPtr<ID3D11DeviceContext> device_context_; |
| base::win::ScopedComPtr<ID3D11VideoDevice> video_device_; |
| base::win::ScopedComPtr<ID3D11VideoContext> video_context_; |
| std::unique_ptr<AcceleratedVideoDecoder> decoder_; |
| std::unique_ptr<D3D11H264Accelerator> h264_accelerator_; |
| |
| GUID decoder_guid_; |
| |
| std::list<BitstreamBuffer> input_buffer_queue_; |
| uint32_t input_buffer_id_; |
| std::unique_ptr<base::SharedMemory> bitstream_buffer_; |
| size_t bitstream_buffer_size_; |
| |
| std::vector<std::unique_ptr<D3D11PictureBuffer>> picture_buffers_; |
| |
| DISALLOW_COPY_AND_ASSIGN(D3D11VideoDecodeAccelerator); |
| }; |
| |
| } // namespace media |
| |
| #endif // MEDIA_GPU_D3D11_VIDEO_DECODE_ACCELERATOR_WIN_H_ |