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Side by Side Diff: media/gpu/avda_shared_state.h

Issue 2061823003: media: Drop "media::" in media/gpu (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: work around clang format by adding an empty line Created 4 years, 6 months ago
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1 // Copyright 2015 The Chromium Authors. All rights reserved. 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 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 #ifndef MEDIA_GPU_AVDA_SHARED_STATE_H_ 5 #ifndef MEDIA_GPU_AVDA_SHARED_STATE_H_
6 #define MEDIA_GPU_AVDA_SHARED_STATE_H_ 6 #define MEDIA_GPU_AVDA_SHARED_STATE_H_
7 7
8 #include "base/synchronization/waitable_event.h" 8 #include "base/synchronization/waitable_event.h"
9 #include "gpu/command_buffer/service/gles2_cmd_decoder.h" 9 #include "gpu/command_buffer/service/gles2_cmd_decoder.h"
10 #include "media/base/android/media_codec_bridge.h" 10 #include "media/base/android/media_codec_bridge.h"
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40 GLuint attached_service_id); 40 GLuint attached_service_id);
41 41
42 // Context and surface that |surface_texture_| is bound to, if 42 // Context and surface that |surface_texture_| is bound to, if
43 // |surface_texture_| is not null. 43 // |surface_texture_| is not null.
44 gl::GLContext* context() const { return context_.get(); } 44 gl::GLContext* context() const { return context_.get(); }
45 45
46 gl::GLSurface* surface() const { return surface_.get(); } 46 gl::GLSurface* surface() const { return surface_.get(); }
47 47
48 // Iterates over all known codec images and updates the MediaCodec attached to 48 // Iterates over all known codec images and updates the MediaCodec attached to
49 // each one. 49 // each one.
50 void CodecChanged(media::MediaCodecBridge* codec); 50 void CodecChanged(MediaCodecBridge* codec);
51 51
52 // Methods for finding and updating the AVDACodecImage associated with a given 52 // Methods for finding and updating the AVDACodecImage associated with a given
53 // picture buffer id. GetImageForPicture() will return null for unknown ids. 53 // picture buffer id. GetImageForPicture() will return null for unknown ids.
54 // Calling SetImageForPicture() with a nullptr will erase the entry. 54 // Calling SetImageForPicture() with a nullptr will erase the entry.
55 void SetImageForPicture(int picture_buffer_id, AVDACodecImage* image); 55 void SetImageForPicture(int picture_buffer_id, AVDACodecImage* image);
56 AVDACodecImage* GetImageForPicture(int picture_buffer_id) const; 56 AVDACodecImage* GetImageForPicture(int picture_buffer_id) const;
57 57
58 // Helper method for coordinating the interactions between 58 // Helper method for coordinating the interactions between
59 // MediaCodec::ReleaseOutputBuffer() and WaitForFrameAvailable() when 59 // MediaCodec::ReleaseOutputBuffer() and WaitForFrameAvailable() when
60 // rendering to a SurfaceTexture; this method should never be called when 60 // rendering to a SurfaceTexture; this method should never be called when
61 // rendering to a SurfaceView. 61 // rendering to a SurfaceView.
62 // 62 //
63 // The release of the codec buffer to the surface texture is asynchronous, by 63 // The release of the codec buffer to the surface texture is asynchronous, by
64 // using this helper we can attempt to let this process complete in a non 64 // using this helper we can attempt to let this process complete in a non
65 // blocking fashion before the SurfaceTexture is used. 65 // blocking fashion before the SurfaceTexture is used.
66 // 66 //
67 // Clients should call this method to release the codec buffer for rendering 67 // Clients should call this method to release the codec buffer for rendering
68 // and then call WaitForFrameAvailable() before using the SurfaceTexture. In 68 // and then call WaitForFrameAvailable() before using the SurfaceTexture. In
69 // the ideal case the SurfaceTexture has already been updated, otherwise the 69 // the ideal case the SurfaceTexture has already been updated, otherwise the
70 // method will wait for a pro-rated amount of time based on elapsed time up 70 // method will wait for a pro-rated amount of time based on elapsed time up
71 // to a short deadline. 71 // to a short deadline.
72 // 72 //
73 // Some devices do not reliably notify frame availability, so we use a very 73 // Some devices do not reliably notify frame availability, so we use a very
74 // short deadline of only a few milliseconds to avoid indefinite stalls. 74 // short deadline of only a few milliseconds to avoid indefinite stalls.
75 void RenderCodecBufferToSurfaceTexture(media::MediaCodecBridge* codec, 75 void RenderCodecBufferToSurfaceTexture(MediaCodecBridge* codec,
76 int codec_buffer_index); 76 int codec_buffer_index);
77 77
78 protected: 78 protected:
79 virtual ~AVDASharedState(); 79 virtual ~AVDASharedState();
80 80
81 private: 81 private:
82 friend class base::RefCounted<AVDASharedState>; 82 friend class base::RefCounted<AVDASharedState>;
83 83
84 scoped_refptr<gl::SurfaceTexture> surface_texture_; 84 scoped_refptr<gl::SurfaceTexture> surface_texture_;
85 85
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101 // if there has been no last call or WaitForFrameAvailable() has been called 101 // if there has been no last call or WaitForFrameAvailable() has been called
102 // since the last call. 102 // since the last call.
103 base::TimeTicks release_time_; 103 base::TimeTicks release_time_;
104 104
105 DISALLOW_COPY_AND_ASSIGN(AVDASharedState); 105 DISALLOW_COPY_AND_ASSIGN(AVDASharedState);
106 }; 106 };
107 107
108 } // namespace media 108 } // namespace media
109 109
110 #endif // MEDIA_GPU_AVDA_SHARED_STATE_H_ 110 #endif // MEDIA_GPU_AVDA_SHARED_STATE_H_
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