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1 // Copyright 2016 The Chromium Authors. All rights reserved. | 1 // Copyright 2016 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 #include "media/base/media_tracks.h" | 5 #include "media/base/media_tracks.h" |
6 | 6 |
7 #include "base/bind.h" | 7 #include "base/bind.h" |
8 #include "media/base/audio_decoder_config.h" | 8 #include "media/base/audio_decoder_config.h" |
9 #include "media/base/video_decoder_config.h" | 9 #include "media/base/video_decoder_config.h" |
10 | 10 |
11 namespace media { | 11 namespace media { |
12 | 12 |
13 MediaTracks::MediaTracks() {} | 13 MediaTracks::MediaTracks() {} |
14 | 14 |
15 MediaTracks::~MediaTracks() {} | 15 MediaTracks::~MediaTracks() {} |
16 | 16 |
17 const MediaTrack* MediaTracks::AddAudioTrack(const AudioDecoderConfig& config, | 17 void MediaTracks::AddAudioTrack(const AudioDecoderConfig& config, |
18 const std::string& id, | 18 const std::string& id, |
19 const std::string& kind, | 19 const std::string& kind, |
20 const std::string& label, | 20 const std::string& label, |
21 const std::string& language) { | 21 const std::string& language) { |
22 DCHECK(config.IsValidConfig()); | 22 DCHECK(config.IsValidConfig()); |
23 CHECK(audio_configs_.find(id) == audio_configs_.end()); | 23 CHECK(audio_configs_.find(id) == audio_configs_.end()); |
24 scoped_ptr<MediaTrack> track = make_scoped_ptr( | 24 scoped_ptr<MediaTrack> track = make_scoped_ptr( |
25 new MediaTrack(MediaTrack::Audio, id, kind, label, language)); | 25 new MediaTrack(MediaTrack::Audio, id, kind, label, language)); |
26 tracks_.push_back(std::move(track)); | 26 tracks_.push_back(std::move(track)); |
27 audio_configs_[id] = config; | 27 audio_configs_[id] = config; |
28 return tracks_.back().get(); | |
29 } | 28 } |
30 | 29 |
31 const MediaTrack* MediaTracks::AddVideoTrack(const VideoDecoderConfig& config, | 30 void MediaTracks::AddVideoTrack(const VideoDecoderConfig& config, |
32 const std::string& id, | 31 const std::string& id, |
33 const std::string& kind, | 32 const std::string& kind, |
34 const std::string& label, | 33 const std::string& label, |
35 const std::string& language) { | 34 const std::string& language) { |
36 DCHECK(config.IsValidConfig()); | 35 DCHECK(config.IsValidConfig()); |
37 CHECK(video_configs_.find(id) == video_configs_.end()); | 36 CHECK(video_configs_.find(id) == video_configs_.end()); |
38 scoped_ptr<MediaTrack> track = make_scoped_ptr( | 37 scoped_ptr<MediaTrack> track = make_scoped_ptr( |
39 new MediaTrack(MediaTrack::Video, id, kind, label, language)); | 38 new MediaTrack(MediaTrack::Video, id, kind, label, language)); |
40 tracks_.push_back(std::move(track)); | 39 tracks_.push_back(std::move(track)); |
41 video_configs_[id] = config; | 40 video_configs_[id] = config; |
42 return tracks_.back().get(); | |
43 } | |
44 | |
45 void MediaTracks::SetDemuxerStreamForMediaTrack(const MediaTrack* track, | |
46 const DemuxerStream* stream) { | |
47 DCHECK(track_to_demux_stream_map_.find(track) == | |
48 track_to_demux_stream_map_.end()); | |
49 | |
50 bool track_found = false; | |
51 for (const auto& t : tracks_) { | |
52 if (t.get() == track) { | |
53 track_found = true; | |
54 break; | |
55 } | |
56 } | |
57 CHECK(track_found); | |
58 | |
59 track_to_demux_stream_map_[track] = stream; | |
60 } | |
61 | |
62 MediaTracks::TrackIdToDemuxStreamMap MediaTracks::OnTrackIdsAssigned( | |
63 const std::vector<unsigned>& track_ids) const { | |
64 TrackIdToDemuxStreamMap result; | |
65 CHECK_EQ(tracks().size(), track_ids.size()); | |
66 CHECK_EQ(track_to_demux_stream_map_.size(), tracks().size()); | |
67 for (size_t i = 0; i < track_ids.size(); ++i) { | |
68 const MediaTrack* track = tracks()[i].get(); | |
69 DCHECK(track); | |
70 const auto& it = track_to_demux_stream_map_.find(track); | |
71 CHECK(it != track_to_demux_stream_map_.end()); | |
72 DVLOG(3) << "OnTrackIdsAssigned track_id=" << track_ids[i] | |
73 << " DemuxerStream=" << it->second; | |
74 result[track_ids[i]] = it->second; | |
75 } | |
76 return result; | |
77 } | 41 } |
78 | 42 |
79 const AudioDecoderConfig& MediaTracks::getAudioConfig( | 43 const AudioDecoderConfig& MediaTracks::getAudioConfig( |
80 const std::string& id) const { | 44 const std::string& id) const { |
81 auto it = audio_configs_.find(id); | 45 auto it = audio_configs_.find(id); |
82 if (it != audio_configs_.end()) | 46 if (it != audio_configs_.end()) |
83 return it->second; | 47 return it->second; |
84 static AudioDecoderConfig invalidConfig; | 48 static AudioDecoderConfig invalidConfig; |
85 return invalidConfig; | 49 return invalidConfig; |
86 } | 50 } |
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108 for (const auto& track : tracks()) { | 72 for (const auto& track : tracks()) { |
109 if (track->type() == MediaTrack::Video) { | 73 if (track->type() == MediaTrack::Video) { |
110 return getVideoConfig(track->id()); | 74 return getVideoConfig(track->id()); |
111 } | 75 } |
112 } | 76 } |
113 static VideoDecoderConfig invalidConfig; | 77 static VideoDecoderConfig invalidConfig; |
114 return invalidConfig; | 78 return invalidConfig; |
115 } | 79 } |
116 | 80 |
117 } // namespace media | 81 } // namespace media |
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