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1 // Copyright 2015 The Chromium Authors. All rights reserved. | |
2 // Use of this source code is governed by a BSD-style license that can be | |
3 // found in the LICENSE file. | |
4 | |
5 #ifndef CONTENT_COMMON_GPU_MEDIA_ANDROID_COPYING_BACKING_STRATEGY_H_ | |
6 #define CONTENT_COMMON_GPU_MEDIA_ANDROID_COPYING_BACKING_STRATEGY_H_ | |
7 | |
8 #include <stdint.h> | |
9 | |
10 #include "base/compiler_specific.h" | |
11 #include "content/common/content_export.h" | |
12 #include "content/common/gpu/media/android_video_decode_accelerator.h" | |
13 | |
14 namespace gpu { | |
15 class CopyTextureCHROMIUMResourceManager; | |
16 } | |
17 | |
18 namespace media { | |
19 class PictureBuffer; | |
20 } | |
21 | |
22 namespace content { | |
23 | |
24 class AVDAStateProvider; | |
25 | |
26 // A BackingStrategy implementation that copies images to PictureBuffer | |
27 // textures via gpu texture copy. | |
28 class CONTENT_EXPORT AndroidCopyingBackingStrategy | |
29 : public AndroidVideoDecodeAccelerator::BackingStrategy { | |
30 public: | |
31 explicit AndroidCopyingBackingStrategy(AVDAStateProvider* state_provider); | |
32 ~AndroidCopyingBackingStrategy() override; | |
33 | |
34 // AndroidVideoDecodeAccelerator::BackingStrategy | |
35 gfx::ScopedJavaSurface Initialize(int surface_view_id) override; | |
36 void Cleanup(bool have_context, | |
37 const AndroidVideoDecodeAccelerator::OutputBufferMap&) override; | |
38 scoped_refptr<gfx::SurfaceTexture> GetSurfaceTexture() const override; | |
39 uint32_t GetTextureTarget() const override; | |
40 gfx::Size GetPictureBufferSize() const override; | |
41 void UseCodecBufferForPictureBuffer(int32_t codec_buffer_index, | |
42 const media::PictureBuffer&) override; | |
43 void CodecChanged( | |
44 media::VideoCodecBridge*, | |
45 const AndroidVideoDecodeAccelerator::OutputBufferMap&) override; | |
46 void OnFrameAvailable() override; | |
47 bool ArePicturesOverlayable() override; | |
48 void UpdatePictureBufferSize(media::PictureBuffer* picture_buffer, | |
49 const gfx::Size& new_size) override; | |
50 | |
51 private: | |
52 // Used for copy the texture from surface texture to picture buffers. | |
53 std::unique_ptr<gpu::CopyTextureCHROMIUMResourceManager> copier_; | |
54 | |
55 AVDAStateProvider* state_provider_; | |
56 | |
57 // A container of texture. Used to set a texture to |media_codec_|. | |
58 scoped_refptr<gfx::SurfaceTexture> surface_texture_; | |
59 | |
60 // The texture id which is set to |surface_texture_|. | |
61 uint32_t surface_texture_id_; | |
62 | |
63 media::VideoCodecBridge* media_codec_; | |
64 }; | |
65 | |
66 } // namespace content | |
67 | |
68 #endif // CONTENT_COMMON_GPU_MEDIA_ANDROID_COPYING_BACKING_STRATEGY_H_ | |
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