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| 1 /* | |
| 2 * Copyright 2011 The WebRTC project authors. All Rights Reserved. | |
| 3 * | |
| 4 * Use of this source code is governed by a BSD-style license | |
| 5 * that can be found in the LICENSE file in the root of the source | |
| 6 * tree. An additional intellectual property rights grant can be found | |
| 7 * in the file PATENTS. All contributing project authors may | |
| 8 * be found in the AUTHORS file in the root of the source tree. | |
| 9 */ | |
| 10 | |
| 11 #include "webrtc/api/mediastream.h" | |
| 12 #include "webrtc/base/checks.h" | |
| 13 #include "webrtc/base/logging.h" | |
| 14 | |
| 15 namespace webrtc { | |
| 16 | |
| 17 template <class V> | |
| 18 static typename V::iterator FindTrack(V* vector, | |
| 19 const std::string& track_id) { | |
| 20 typename V::iterator it = vector->begin(); | |
| 21 for (; it != vector->end(); ++it) { | |
| 22 if ((*it)->id() == track_id) { | |
| 23 break; | |
| 24 } | |
| 25 } | |
| 26 return it; | |
| 27 }; | |
| 28 | |
| 29 rtc::scoped_refptr<MediaStream> MediaStream::Create( | |
| 30 const std::string& label) { | |
| 31 rtc::RefCountedObject<MediaStream>* stream = | |
| 32 new rtc::RefCountedObject<MediaStream>(label); | |
| 33 return stream; | |
| 34 } | |
| 35 | |
| 36 MediaStream::MediaStream(const std::string& label) | |
| 37 : label_(label) { | |
| 38 } | |
| 39 | |
| 40 bool MediaStream::AddTrack(AudioTrackInterface* track) { | |
| 41 return AddTrack<AudioTrackVector, AudioTrackInterface>(&audio_tracks_, track); | |
| 42 } | |
| 43 | |
| 44 bool MediaStream::AddTrack(VideoTrackInterface* track) { | |
| 45 return AddTrack<VideoTrackVector, VideoTrackInterface>(&video_tracks_, track); | |
| 46 } | |
| 47 | |
| 48 bool MediaStream::RemoveTrack(AudioTrackInterface* track) { | |
| 49 return RemoveTrack<AudioTrackVector>(&audio_tracks_, track); | |
| 50 } | |
| 51 | |
| 52 bool MediaStream::RemoveTrack(VideoTrackInterface* track) { | |
| 53 return RemoveTrack<VideoTrackVector>(&video_tracks_, track); | |
| 54 } | |
| 55 | |
| 56 rtc::scoped_refptr<AudioTrackInterface> | |
| 57 MediaStream::FindAudioTrack(const std::string& track_id) { | |
| 58 AudioTrackVector::iterator it = FindTrack(&audio_tracks_, track_id); | |
| 59 if (it == audio_tracks_.end()) | |
| 60 return NULL; | |
| 61 return *it; | |
| 62 } | |
| 63 | |
| 64 rtc::scoped_refptr<VideoTrackInterface> | |
| 65 MediaStream::FindVideoTrack(const std::string& track_id) { | |
| 66 VideoTrackVector::iterator it = FindTrack(&video_tracks_, track_id); | |
| 67 if (it == video_tracks_.end()) | |
| 68 return NULL; | |
| 69 return *it; | |
| 70 } | |
| 71 | |
| 72 template <typename TrackVector, typename Track> | |
| 73 bool MediaStream::AddTrack(TrackVector* tracks, Track* track) { | |
| 74 typename TrackVector::iterator it = FindTrack(tracks, track->id()); | |
| 75 if (it != tracks->end()) | |
| 76 return false; | |
| 77 tracks->push_back(track); | |
| 78 FireOnChanged(); | |
| 79 return true; | |
| 80 } | |
| 81 | |
| 82 template <typename TrackVector> | |
| 83 bool MediaStream::RemoveTrack(TrackVector* tracks, | |
| 84 MediaStreamTrackInterface* track) { | |
| 85 RTC_DCHECK(tracks != NULL); | |
| 86 if (!track) | |
| 87 return false; | |
| 88 typename TrackVector::iterator it = FindTrack(tracks, track->id()); | |
| 89 if (it == tracks->end()) | |
| 90 return false; | |
| 91 tracks->erase(it); | |
| 92 FireOnChanged(); | |
| 93 return true; | |
| 94 } | |
| 95 | |
| 96 } // namespace webrtc | |
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Chromium Code Reviews
Issue 2514883002:
Create //webrtc/api:libjingle_peerconnection_api + refactorings. (Closed)
