| // 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 CONTENT_COMMON_GPU_MEDIA_ANDROID_COPYING_BACKING_STRATEGY_H_ |
| #define CONTENT_COMMON_GPU_MEDIA_ANDROID_COPYING_BACKING_STRATEGY_H_ |
| |
| #include "base/compiler_specific.h" |
| #include "base/threading/thread_checker.h" |
| #include "content/common/content_export.h" |
| #include "content/common/gpu/media/android_video_decode_accelerator.h" |
| |
| namespace gpu { |
| class CopyTextureCHROMIUMResourceManager; |
| } |
| |
| namespace media { |
| class PictureBuffer; |
| } |
| |
| namespace content { |
| |
| class AndroidVideoDecodeAcceleratorStateProvider; |
| |
| // A BackingStrategy implementation that copies images to PictureBuffer |
| // textures via gpu texture copy. |
| class CONTENT_EXPORT AndroidCopyingBackingStrategy |
| : public AndroidVideoDecodeAccelerator::BackingStrategy { |
| public: |
| AndroidCopyingBackingStrategy(); |
| ~AndroidCopyingBackingStrategy() override; |
| |
| // AndroidVideoDecodeAccelerator::BackingStrategy |
| void SetStateProvider(AndroidVideoDecodeAcceleratorStateProvider*) override; |
| void Cleanup() override; |
| uint32 GetNumPictureBuffers() const override; |
| uint32 GetTextureTarget() const override; |
| void AssignCurrentSurfaceToPictureBuffer( |
| int32 codec_buffer_index, |
| const media::PictureBuffer&) override; |
| |
| private: |
| // Used for copy the texture from surface texture to picture buffers. |
| scoped_ptr<gpu::CopyTextureCHROMIUMResourceManager> copier_; |
| |
| AndroidVideoDecodeAcceleratorStateProvider* state_provider_; |
| }; |
| |
| } // namespace content |
| |
| #endif // CONTENT_COMMON_GPU_MEDIA_ANDROID_COPYING_BACKING_STRATEGY_H_ |