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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_MEDIA_RECORDER_HANDLER_H_ | 5 #ifndef CONTENT_RENDERER_MEDIA_RECORDER_MEDIA_RECORDER_HANDLER_H_ |
6 #define CONTENT_RENDERER_MEDIA_RECORDER_MEDIA_RECORDER_HANDLER_H_ | 6 #define CONTENT_RENDERER_MEDIA_RECORDER_MEDIA_RECORDER_HANDLER_H_ |
7 | 7 |
8 #include <memory> | 8 #include <memory> |
9 | 9 |
10 #include "base/compiler_specific.h" | 10 #include "base/compiler_specific.h" |
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67 | 67 |
68 void OnEncodedVideo(const media::WebmMuxer::VideoParameters& params, | 68 void OnEncodedVideo(const media::WebmMuxer::VideoParameters& params, |
69 std::unique_ptr<std::string> encoded_data, | 69 std::unique_ptr<std::string> encoded_data, |
70 base::TimeTicks timestamp, | 70 base::TimeTicks timestamp, |
71 bool is_key_frame); | 71 bool is_key_frame); |
72 void OnEncodedAudio(const media::AudioParameters& params, | 72 void OnEncodedAudio(const media::AudioParameters& params, |
73 std::unique_ptr<std::string> encoded_data, | 73 std::unique_ptr<std::string> encoded_data, |
74 base::TimeTicks timestamp); | 74 base::TimeTicks timestamp); |
75 void WriteData(base::StringPiece data); | 75 void WriteData(base::StringPiece data); |
76 | 76 |
| 77 // Updates |video_tracks_|,|audio_tracks_| and returns true if any changed. |
| 78 bool UpdateTracksAndCheckIfChanged(); |
| 79 |
77 void OnVideoFrameForTesting(const scoped_refptr<media::VideoFrame>& frame, | 80 void OnVideoFrameForTesting(const scoped_refptr<media::VideoFrame>& frame, |
78 const base::TimeTicks& timestamp); | 81 const base::TimeTicks& timestamp); |
79 void OnAudioBusForTesting(const media::AudioBus& audio_bus, | 82 void OnAudioBusForTesting(const media::AudioBus& audio_bus, |
80 const base::TimeTicks& timestamp); | 83 const base::TimeTicks& timestamp); |
81 void SetAudioFormatForTesting(const media::AudioParameters& params); | 84 void SetAudioFormatForTesting(const media::AudioParameters& params); |
82 | 85 |
83 // Bound to the main render thread. | 86 // Bound to the main render thread. |
84 base::ThreadChecker main_render_thread_checker_; | 87 base::ThreadChecker main_render_thread_checker_; |
85 | 88 |
86 // Sanitized video and audio bitrate settings passed on initialize(). | 89 // Sanitized video and audio bitrate settings passed on initialize(). |
87 int32_t video_bits_per_second_; | 90 int32_t video_bits_per_second_; |
88 int32_t audio_bits_per_second_; | 91 int32_t audio_bits_per_second_; |
89 | 92 |
90 // Video Codec, VP8 is used by default. | 93 // Video Codec, VP8 is used by default. |
91 VideoTrackRecorder::CodecId codec_id_; | 94 VideoTrackRecorder::CodecId codec_id_; |
92 | 95 |
93 // |client_| has no notion of time, thus may configure us via start(timeslice) | 96 // |client_| has no notion of time, thus may configure us via start(timeslice) |
94 // to notify it after a certain |timeslice_| has passed. We use a moving | 97 // to notify it after a certain |timeslice_| has passed. We use a moving |
95 // |slice_origin_timestamp_| to track those time chunks. | 98 // |slice_origin_timestamp_| to track those time chunks. |
96 base::TimeDelta timeslice_; | 99 base::TimeDelta timeslice_; |
97 base::TimeTicks slice_origin_timestamp_; | 100 base::TimeTicks slice_origin_timestamp_; |
98 | 101 |
99 bool recording_; | 102 bool recording_; |
100 blink::WebMediaStream media_stream_; // The MediaStream being recorded. | 103 blink::WebMediaStream media_stream_; // The MediaStream being recorded. |
| 104 blink::WebVector<blink::WebMediaStreamTrack> video_tracks_; |
| 105 blink::WebVector<blink::WebMediaStreamTrack> audio_tracks_; |
101 | 106 |
102 // |client_| is a weak pointer, and is valid for the lifetime of this object. | 107 // |client_| is a weak pointer, and is valid for the lifetime of this object. |
103 blink::WebMediaRecorderHandlerClient* client_; | 108 blink::WebMediaRecorderHandlerClient* client_; |
104 | 109 |
105 std::vector<std::unique_ptr<VideoTrackRecorder>> video_recorders_; | 110 std::vector<std::unique_ptr<VideoTrackRecorder>> video_recorders_; |
106 std::vector<std::unique_ptr<AudioTrackRecorder>> audio_recorders_; | 111 std::vector<std::unique_ptr<AudioTrackRecorder>> audio_recorders_; |
107 | 112 |
108 // Worker class doing the actual Webm Muxing work. | 113 // Worker class doing the actual Webm Muxing work. |
109 std::unique_ptr<media::WebmMuxer> webm_muxer_; | 114 std::unique_ptr<media::WebmMuxer> webm_muxer_; |
110 | 115 |
111 base::WeakPtrFactory<MediaRecorderHandler> weak_factory_; | 116 base::WeakPtrFactory<MediaRecorderHandler> weak_factory_; |
112 | 117 |
113 DISALLOW_COPY_AND_ASSIGN(MediaRecorderHandler); | 118 DISALLOW_COPY_AND_ASSIGN(MediaRecorderHandler); |
114 }; | 119 }; |
115 | 120 |
116 } // namespace content | 121 } // namespace content |
117 #endif // CONTENT_RENDERER_MEDIA_RECORDER_MEDIA_RECORDER_HANDLER_H_ | 122 #endif // CONTENT_RENDERER_MEDIA_RECORDER_MEDIA_RECORDER_HANDLER_H_ |
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