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1 // Copyright 2014 The Chromium Authors. All rights reserved. | 1 // Copyright 2014 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 CONTENT_RENDERER_MEDIA_WEBRTC_WEBRTC_VIDEO_CAPTURER_ADAPTER_H_ | 5 #ifndef CONTENT_RENDERER_MEDIA_WEBRTC_WEBRTC_VIDEO_CAPTURER_ADAPTER_H_ |
6 #define CONTENT_RENDERER_MEDIA_WEBRTC_WEBRTC_VIDEO_CAPTURER_ADAPTER_H_ | 6 #define CONTENT_RENDERER_MEDIA_WEBRTC_WEBRTC_VIDEO_CAPTURER_ADAPTER_H_ |
7 | 7 |
8 #include <stdint.h> | 8 #include <stdint.h> |
9 | 9 |
10 #include <vector> | 10 #include <vector> |
11 | 11 |
12 #include "base/compiler_specific.h" | 12 #include "base/compiler_specific.h" |
13 #include "base/macros.h" | 13 #include "base/macros.h" |
14 #include "base/threading/thread_checker.h" | 14 #include "base/threading/thread_checker.h" |
15 #include "content/common/content_export.h" | 15 #include "content/common/content_export.h" |
16 #include "content/renderer/media/webrtc/webrtc_video_frame_adapter.h" | |
16 #include "media/base/video_capture_types.h" | 17 #include "media/base/video_capture_types.h" |
17 #include "media/base/video_frame.h" | 18 #include "media/base/video_frame.h" |
18 #include "media/base/video_frame_pool.h" | 19 #include "media/base/video_frame_pool.h" |
20 #include "media/renderers/skcanvas_video_renderer.h" | |
19 #include "third_party/webrtc/media/base/videocapturer.h" | 21 #include "third_party/webrtc/media/base/videocapturer.h" |
20 | 22 |
23 namespace base { | |
24 class WaitableEvent; | |
25 } // namespace base | |
26 | |
21 namespace content { | 27 namespace content { |
22 | 28 |
29 class ContextProviderCommandBuffer; | |
30 | |
23 // WebRtcVideoCapturerAdapter implements a simple cricket::VideoCapturer that is | 31 // WebRtcVideoCapturerAdapter implements a simple cricket::VideoCapturer that is |
24 // used for VideoCapturing in libJingle and especially in PeerConnections. | 32 // used for VideoCapturing in libJingle and especially in PeerConnections. |
25 // The class is created and destroyed on the main render thread. | 33 // The class is created and destroyed on the main render thread. |
26 // PeerConnection access cricket::VideoCapturer from a libJingle worker thread. | 34 // PeerConnection access cricket::VideoCapturer from a libJingle worker thread. |
27 // An instance of WebRtcVideoCapturerAdapter is owned by an instance of | 35 // An instance of WebRtcVideoCapturerAdapter is owned by an instance of |
28 // webrtc::VideoTrackSourceInterface in libJingle. The implementation of | 36 // webrtc::VideoTrackSourceInterface in libJingle. The implementation of |
29 // webrtc::VideoTrackSourceInterface guarantees that this object is not deleted | 37 // webrtc::VideoTrackSourceInterface guarantees that this object is not deleted |
30 // while it is still used in libJingle. | 38 // while it is still used in libJingle. |
31 class CONTENT_EXPORT WebRtcVideoCapturerAdapter | 39 class CONTENT_EXPORT WebRtcVideoCapturerAdapter |
32 : NON_EXPORTED_BASE(public cricket::VideoCapturer) { | 40 : NON_EXPORTED_BASE(public cricket::VideoCapturer) { |
(...skipping 11 matching lines...) Expand all Loading... | |
44 // These methods are accessed from a libJingle worker thread. | 52 // These methods are accessed from a libJingle worker thread. |
45 cricket::CaptureState Start( | 53 cricket::CaptureState Start( |
46 const cricket::VideoFormat& capture_format) override; | 54 const cricket::VideoFormat& capture_format) override; |
47 void Stop() override; | 55 void Stop() override; |
48 bool IsRunning() override; | 56 bool IsRunning() override; |
49 bool GetPreferredFourccs(std::vector<uint32_t>* fourccs) override; | 57 bool GetPreferredFourccs(std::vector<uint32_t>* fourccs) override; |
50 bool GetBestCaptureFormat(const cricket::VideoFormat& desired, | 58 bool GetBestCaptureFormat(const cricket::VideoFormat& desired, |
51 cricket::VideoFormat* best_format) override; | 59 cricket::VideoFormat* best_format) override; |
52 bool IsScreencast() const override; | 60 bool IsScreencast() const override; |
53 | 61 |
62 void CopyTextureFrame( | |
63 const scoped_refptr<media::VideoFrame>& frame, | |
64 scoped_refptr<media::VideoFrame>* new_frame); | |
65 void CopyTextureFrameOnMainThread( | |
66 const scoped_refptr<media::VideoFrame>& frame, | |
67 scoped_refptr<media::VideoFrame>* new_frame, | |
68 base::WaitableEvent* waiter); | |
mcasas
2016/10/26 16:06:02
I see with worry the existence of |base::WaitableE
emircan
2016/10/27 00:37:56
I added comments explaining it. Unfortunately, I c
| |
69 const scoped_refptr<base::SingleThreadTaskRunner> main_thread_task_runner_; | |
70 const scoped_refptr<ContextProviderCommandBuffer> provider_; | |
71 media::SkCanvasVideoRenderer canvas_video_renderer_; | |
72 WebRtcVideoFrameAdapter::CopyTextureFrameCallback copy_texture_callback_; | |
73 | |
54 // |thread_checker_| is bound to the libjingle worker thread. | 74 // |thread_checker_| is bound to the libjingle worker thread. |
55 base::ThreadChecker thread_checker_; | 75 base::ThreadChecker thread_checker_; |
56 | 76 |
57 const bool is_screencast_; | 77 const bool is_screencast_; |
58 bool running_; | 78 bool running_; |
59 | 79 |
60 media::VideoFramePool scaled_frame_pool_; | 80 media::VideoFramePool scaled_frame_pool_; |
61 | 81 |
82 base::WeakPtrFactory<WebRtcVideoCapturerAdapter> weak_factory_; | |
83 | |
62 DISALLOW_COPY_AND_ASSIGN(WebRtcVideoCapturerAdapter); | 84 DISALLOW_COPY_AND_ASSIGN(WebRtcVideoCapturerAdapter); |
63 }; | 85 }; |
64 | 86 |
65 } // namespace content | 87 } // namespace content |
66 | 88 |
67 #endif // CONTENT_RENDERER_MEDIA_WEBRTC_WEBRTC_VIDEO_CAPTURER_ADAPTER_H_ | 89 #endif // CONTENT_RENDERER_MEDIA_WEBRTC_WEBRTC_VIDEO_CAPTURER_ADAPTER_H_ |
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