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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 <memory> | |
11 | |
12 #include "base/compiler_specific.h" | |
13 #include "content/common/content_export.h" | |
14 #include "content/common/gpu/media/android_video_decode_accelerator.h" | |
15 | |
16 namespace gpu { | |
17 class CopyTextureCHROMIUMResourceManager; | |
18 } | |
19 | |
20 namespace media { | |
21 class PictureBuffer; | |
22 } | |
23 | |
24 namespace content { | |
25 | |
26 class AVDAStateProvider; | |
27 | |
28 // A BackingStrategy implementation that copies images to PictureBuffer | |
29 // textures via gpu texture copy. | |
30 class CONTENT_EXPORT AndroidCopyingBackingStrategy | |
31 : public AndroidVideoDecodeAccelerator::BackingStrategy { | |
32 public: | |
33 explicit AndroidCopyingBackingStrategy(AVDAStateProvider* state_provider); | |
34 ~AndroidCopyingBackingStrategy() override; | |
35 | |
36 // AndroidVideoDecodeAccelerator::BackingStrategy | |
37 gfx::ScopedJavaSurface Initialize(int surface_view_id) override; | |
38 void Cleanup( | |
39 bool have_context, | |
40 const AndroidVideoDecodeAccelerator::OutputBufferMap& buffers) override; | |
41 scoped_refptr<gfx::SurfaceTexture> GetSurfaceTexture() const override; | |
42 uint32_t GetTextureTarget() const override; | |
43 gfx::Size GetPictureBufferSize() const override; | |
44 void UseCodecBufferForPictureBuffer( | |
45 int32_t codec_buffer_index, | |
46 const media::PictureBuffer& picture_buffer) override; | |
47 void CodecChanged(media::VideoCodecBridge* codec) override; | |
48 void OnFrameAvailable() override; | |
49 bool ArePicturesOverlayable() override; | |
50 void UpdatePictureBufferSize(media::PictureBuffer* picture_buffer, | |
51 const gfx::Size& new_size) override; | |
52 | |
53 private: | |
54 // Used for copy the texture from surface texture to picture buffers. | |
55 std::unique_ptr<gpu::CopyTextureCHROMIUMResourceManager> copier_; | |
56 | |
57 AVDAStateProvider* state_provider_; | |
58 | |
59 // A container of texture. Used to set a texture to |media_codec_|. | |
60 scoped_refptr<gfx::SurfaceTexture> surface_texture_; | |
61 | |
62 // The texture id which is set to |surface_texture_|. | |
63 uint32_t surface_texture_id_; | |
64 | |
65 media::VideoCodecBridge* media_codec_; | |
66 }; | |
67 | |
68 } // namespace content | |
69 | |
70 #endif // CONTENT_COMMON_GPU_MEDIA_ANDROID_COPYING_BACKING_STRATEGY_H_ | |
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