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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 CONTENT_RENDERER_MEDIA_RECORDER_VIDEO_TRACK_RECORDER_H_ | 5 #ifndef CONTENT_RENDERER_MEDIA_RECORDER_VIDEO_TRACK_RECORDER_H_ |
6 #define CONTENT_RENDERER_MEDIA_RECORDER_VIDEO_TRACK_RECORDER_H_ | 6 #define CONTENT_RENDERER_MEDIA_RECORDER_VIDEO_TRACK_RECORDER_H_ |
7 | 7 |
8 #include <memory> | 8 #include <memory> |
9 | 9 |
10 #include "base/macros.h" | 10 #include "base/macros.h" |
11 #include "base/memory/ref_counted.h" | 11 #include "base/memory/ref_counted.h" |
12 #include "base/memory/weak_ptr.h" | 12 #include "base/memory/weak_ptr.h" |
13 #include "base/single_thread_task_runner.h" | 13 #include "base/single_thread_task_runner.h" |
14 #include "base/threading/thread_checker.h" | 14 #include "base/threading/thread_checker.h" |
15 #include "content/public/common/features.h" | 15 #include "content/public/common/features.h" |
16 #include "content/public/renderer/media_stream_video_sink.h" | 16 #include "content/public/renderer/media_stream_video_sink.h" |
17 #include "media/muxers/webm_muxer.h" | 17 #include "media/muxers/webm_muxer.h" |
18 #include "third_party/WebKit/public/platform/WebMediaStreamTrack.h" | 18 #include "third_party/WebKit/public/platform/WebMediaStreamTrack.h" |
19 #include "third_party/skia/include/core/SkBitmap.h" | 19 #include "third_party/skia/include/core/SkBitmap.h" |
20 | 20 |
21 #if BUILDFLAG(RTC_USE_H264) || defined(OS_ANDROID) | |
22 // H264 encoding is supported on Android using the platform encode | |
23 // accelerator, and elsewhere using OpenH264. | |
24 #define IS_H264_SUPPORTED | |
25 #endif | |
26 | |
27 namespace base { | 21 namespace base { |
28 class Thread; | 22 class Thread; |
29 } // namespace base | 23 } // namespace base |
30 | 24 |
31 namespace cc { | 25 namespace cc { |
32 class PaintCanvas; | 26 class PaintCanvas; |
33 } // namespace cc | 27 } // namespace cc |
34 | 28 |
35 namespace media { | 29 namespace media { |
36 class SkCanvasVideoRenderer; | 30 class SkCanvasVideoRenderer; |
37 class VideoFrame; | 31 class VideoFrame; |
38 } // namespace media | 32 } // namespace media |
39 | 33 |
40 namespace video_track_recorder { | 34 namespace video_track_recorder { |
41 #if defined(OS_ANDROID) | |
42 const int kVEAEncoderMinResolutionWidth = 176; | |
43 const int kVEAEncoderMinResolutionHeight = 144; | |
44 #else | |
45 const int kVEAEncoderMinResolutionWidth = 640; | 35 const int kVEAEncoderMinResolutionWidth = 640; |
46 const int kVEAEncoderMinResolutionHeight = 480; | 36 const int kVEAEncoderMinResolutionHeight = 480; |
47 #endif | |
48 } // namespace video_track_recorder | 37 } // namespace video_track_recorder |
49 | 38 |
50 namespace content { | 39 namespace content { |
51 | 40 |
52 // VideoTrackRecorder is a MediaStreamVideoSink that encodes the video frames | 41 // VideoTrackRecorder is a MediaStreamVideoSink that encodes the video frames |
53 // received from a Stream Video Track. This class is constructed and used on a | 42 // received from a Stream Video Track. This class is constructed and used on a |
54 // single thread, namely the main Render thread. This mirrors the other | 43 // single thread, namely the main Render thread. This mirrors the other |
55 // MediaStreamVideo* classes that are constructed/configured on Main Render | 44 // MediaStreamVideo* classes that are constructed/configured on Main Render |
56 // thread but that pass frames on Render IO thread. It has an internal Encoder | 45 // thread but that pass frames on Render IO thread. It has an internal Encoder |
57 // with its own threading subtleties, see the implementation file. | 46 // with its own threading subtleties, see the implementation file. |
58 class CONTENT_EXPORT VideoTrackRecorder | 47 class CONTENT_EXPORT VideoTrackRecorder |
59 : NON_EXPORTED_BASE(public MediaStreamVideoSink) { | 48 : NON_EXPORTED_BASE(public MediaStreamVideoSink) { |
60 public: | 49 public: |
61 // Do not change the order of codecs; add new ones right before LAST. | 50 // Do not change the order of codecs; add new ones right before LAST. |
62 enum class CodecId { | 51 enum class CodecId { |
63 VP8, | 52 VP8, |
64 VP9, | 53 VP9, |
65 #if defined(IS_H264_SUPPORTED) | 54 #if BUILDFLAG(RTC_USE_H264) |
66 H264, | 55 H264, |
67 #endif | 56 #endif |
68 LAST | 57 LAST |
69 }; | 58 }; |
70 | 59 |
71 using OnEncodedVideoCB = | 60 using OnEncodedVideoCB = |
72 base::Callback<void(const media::WebmMuxer::VideoParameters& params, | 61 base::Callback<void(const media::WebmMuxer::VideoParameters& params, |
73 std::unique_ptr<std::string> encoded_data, | 62 std::unique_ptr<std::string> encoded_data, |
74 std::unique_ptr<std::string> encoded_alpha, | 63 std::unique_ptr<std::string> encoded_alpha, |
75 base::TimeTicks capture_timestamp, | 64 base::TimeTicks capture_timestamp, |
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200 // Used to track the paused state during the initialization process. | 189 // Used to track the paused state during the initialization process. |
201 bool paused_before_init_; | 190 bool paused_before_init_; |
202 | 191 |
203 base::WeakPtrFactory<VideoTrackRecorder> weak_ptr_factory_; | 192 base::WeakPtrFactory<VideoTrackRecorder> weak_ptr_factory_; |
204 | 193 |
205 DISALLOW_COPY_AND_ASSIGN(VideoTrackRecorder); | 194 DISALLOW_COPY_AND_ASSIGN(VideoTrackRecorder); |
206 }; | 195 }; |
207 | 196 |
208 } // namespace content | 197 } // namespace content |
209 #endif // CONTENT_RENDERER_MEDIA_RECORDER_VIDEO_TRACK_RECORDER_H_ | 198 #endif // CONTENT_RENDERER_MEDIA_RECORDER_VIDEO_TRACK_RECORDER_H_ |
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