| // 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_VIDEO_DECODE_ACCELERATOR_STATE_PROVIDER_H_ |
| #define CONTENT_COMMON_GPU_MEDIA_ANDROID_VIDEO_DECODE_ACCELERATOR_STATE_PROVIDER_H_ |
| |
| #include "base/compiler_specific.h" |
| #include "base/threading/thread_checker.h" |
| #include "content/common/content_export.h" |
| #include "media/video/video_decode_accelerator.h" |
| |
| namespace gfx { |
| class SurfaceTexture; |
| } |
| |
| namespace gpu { |
| namespace gles2 { |
| class GLES2Decoder; |
| } |
| } |
| |
| namespace media { |
| class VideoCodecBridge; |
| } |
| |
| namespace content { |
| |
| // Helper class that provides the BackingStrategy with enough state |
| // to do useful work. |
| class AndroidVideoDecodeAcceleratorStateProvider { |
| public: |
| virtual ~AndroidVideoDecodeAcceleratorStateProvider() {} |
| |
| // Various handy getters. |
| virtual const gfx::Size& GetSize() const = 0; |
| virtual const base::ThreadChecker& ThreadChecker() const = 0; |
| virtual gfx::SurfaceTexture* GetSurfaceTexture() const = 0; |
| virtual uint32 GetSurfaceTextureId() const = 0; |
| virtual gpu::gles2::GLES2Decoder* GetGlDecoder() const = 0; |
| virtual media::VideoCodecBridge* GetMediaCodec() = 0; |
| |
| // Helper function to report an error condition and stop decoding. |
| // This will post NotifyError(), and transition to the error state. |
| // It is meant to be called from the RETURN_ON_FAILURE macro. |
| virtual void PostError(const ::tracked_objects::Location& from_here, |
| media::VideoDecodeAccelerator::Error error) = 0; |
| }; |
| |
| } // namespace content |
| |
| #endif // CONTENT_COMMON_GPU_MEDIA_ANDROID_VIDEO_DECODE_ACCELERATOR_STATE_PROVIDER_H_ |