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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 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_BASE_DEMUXER_H_ | 5 #ifndef MEDIA_BASE_DEMUXER_H_ |
6 #define MEDIA_BASE_DEMUXER_H_ | 6 #define MEDIA_BASE_DEMUXER_H_ |
7 | 7 |
8 #include <stdint.h> | 8 #include <stdint.h> |
9 | 9 |
10 #include <memory> | 10 #include <memory> |
11 #include <vector> | 11 #include <vector> |
12 | 12 |
13 #include "base/macros.h" | 13 #include "base/macros.h" |
14 #include "base/time/time.h" | 14 #include "base/time/time.h" |
15 #include "media/base/data_source.h" | 15 #include "media/base/data_source.h" |
16 #include "media/base/demuxer_stream.h" | 16 #include "media/base/demuxer_stream.h" |
17 #include "media/base/demuxer_stream_provider.h" | 17 #include "media/base/demuxer_stream_provider.h" |
18 #include "media/base/eme_constants.h" | 18 #include "media/base/eme_constants.h" |
19 #include "media/base/media_export.h" | 19 #include "media/base/media_export.h" |
20 #include "media/base/media_track.h" | |
20 #include "media/base/pipeline_status.h" | 21 #include "media/base/pipeline_status.h" |
21 #include "media/base/ranges.h" | 22 #include "media/base/ranges.h" |
22 | 23 |
23 namespace media { | 24 namespace media { |
24 | 25 |
25 class TextTrackConfig; | 26 class TextTrackConfig; |
26 class MediaTracks; | 27 class MediaTracks; |
27 | 28 |
28 class MEDIA_EXPORT DemuxerHost { | 29 class MEDIA_EXPORT DemuxerHost { |
29 public: | 30 public: |
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128 virtual base::TimeDelta GetStartTime() const = 0; | 129 virtual base::TimeDelta GetStartTime() const = 0; |
129 | 130 |
130 // Returns Time represented by presentation timestamp 0. | 131 // Returns Time represented by presentation timestamp 0. |
131 // If the timstamps are not associated with a Time, then | 132 // If the timstamps are not associated with a Time, then |
132 // a null Time is returned. | 133 // a null Time is returned. |
133 virtual base::Time GetTimelineOffset() const = 0; | 134 virtual base::Time GetTimelineOffset() const = 0; |
134 | 135 |
135 // Returns the memory usage in bytes for the demuxer. | 136 // Returns the memory usage in bytes for the demuxer. |
136 virtual int64_t GetMemoryUsage() const = 0; | 137 virtual int64_t GetMemoryUsage() const = 0; |
137 | 138 |
139 virtual void OnEnabledAudioTracksChanged( | |
140 const std::vector<MediaTrack::Id>& track_ids, | |
141 base::TimeDelta currTime) = 0; | |
142 // |track_ids| is either empty or contains a single video track id. | |
chcunningham
2016/06/24 23:32:55
Line break above this?
servolk
2016/06/25 00:36:33
Done.
| |
143 virtual void OnSelectedVideoTrackChanged( | |
144 const std::vector<MediaTrack::Id>& track_ids, | |
145 base::TimeDelta currTime) = 0; | |
146 | |
138 private: | 147 private: |
139 DISALLOW_COPY_AND_ASSIGN(Demuxer); | 148 DISALLOW_COPY_AND_ASSIGN(Demuxer); |
140 }; | 149 }; |
141 | 150 |
142 } // namespace media | 151 } // namespace media |
143 | 152 |
144 #endif // MEDIA_BASE_DEMUXER_H_ | 153 #endif // MEDIA_BASE_DEMUXER_H_ |
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