| // Copyright 2015 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_ANDROID_COPYING_BACKING_STRATEGY_H_ |
| #define MEDIA_GPU_ANDROID_COPYING_BACKING_STRATEGY_H_ |
| |
| #include <stdint.h> |
| |
| #include <memory> |
| |
| #include "base/compiler_specific.h" |
| #include "media/gpu/android_video_decode_accelerator.h" |
| #include "media/gpu/media_gpu_export.h" |
| |
| namespace gpu { |
| class CopyTextureCHROMIUMResourceManager; |
| } |
| |
| namespace media { |
| class PictureBuffer; |
| } |
| |
| namespace media { |
| |
| class AVDAStateProvider; |
| |
| // A BackingStrategy implementation that copies images to PictureBuffer |
| // textures via gpu texture copy. |
| class MEDIA_GPU_EXPORT AndroidCopyingBackingStrategy |
| : public AndroidVideoDecodeAccelerator::BackingStrategy { |
| public: |
| explicit AndroidCopyingBackingStrategy(AVDAStateProvider* state_provider); |
| ~AndroidCopyingBackingStrategy() override; |
| |
| // AndroidVideoDecodeAccelerator::BackingStrategy |
| gfx::ScopedJavaSurface Initialize(int surface_view_id) override; |
| void Cleanup( |
| bool have_context, |
| const AndroidVideoDecodeAccelerator::OutputBufferMap& buffers) override; |
| scoped_refptr<gfx::SurfaceTexture> GetSurfaceTexture() const override; |
| uint32_t GetTextureTarget() const override; |
| gfx::Size GetPictureBufferSize() const override; |
| void UseCodecBufferForPictureBuffer( |
| int32_t codec_buffer_index, |
| const media::PictureBuffer& picture_buffer) override; |
| void CodecChanged(media::VideoCodecBridge* codec) override; |
| void OnFrameAvailable() override; |
| bool ArePicturesOverlayable() override; |
| void UpdatePictureBufferSize(media::PictureBuffer* picture_buffer, |
| const gfx::Size& new_size) override; |
| |
| private: |
| // Used for copy the texture from surface texture to picture buffers. |
| std::unique_ptr<gpu::CopyTextureCHROMIUMResourceManager> copier_; |
| |
| AVDAStateProvider* state_provider_; |
| |
| // A container of texture. Used to set a texture to |media_codec_|. |
| scoped_refptr<gfx::SurfaceTexture> surface_texture_; |
| |
| // The texture id which is set to |surface_texture_|. |
| uint32_t surface_texture_id_; |
| |
| media::VideoCodecBridge* media_codec_; |
| }; |
| |
| } // namespace media |
| |
| #endif // MEDIA_GPU_ANDROID_COPYING_BACKING_STRATEGY_H_ |