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 // This file contains the implementation of MediaStreamInterface interface. 12 13 #ifndef PC_MEDIA_STREAM_H_ 14 #define PC_MEDIA_STREAM_H_ 15 16 #include <string> 17 18 #include "api/media_stream_interface.h" 19 #include "api/notifier.h" 20 #include "api/scoped_refptr.h" 21 22 namespace webrtc { 23 24 class MediaStream : public Notifier<MediaStreamInterface> { 25 public: 26 static rtc::scoped_refptr<MediaStream> Create(const std::string& id); 27 id()28 std::string id() const override { return id_; } 29 30 bool AddTrack(rtc::scoped_refptr<AudioTrackInterface> track) override; 31 bool AddTrack(rtc::scoped_refptr<VideoTrackInterface> track) override; 32 bool RemoveTrack(rtc::scoped_refptr<AudioTrackInterface> track) override; 33 bool RemoveTrack(rtc::scoped_refptr<VideoTrackInterface> track) override; 34 rtc::scoped_refptr<AudioTrackInterface> FindAudioTrack( 35 const std::string& track_id) override; 36 rtc::scoped_refptr<VideoTrackInterface> FindVideoTrack( 37 const std::string& track_id) override; 38 GetAudioTracks()39 AudioTrackVector GetAudioTracks() override { return audio_tracks_; } GetVideoTracks()40 VideoTrackVector GetVideoTracks() override { return video_tracks_; } 41 42 protected: 43 explicit MediaStream(const std::string& id); 44 45 private: 46 template <typename TrackVector, typename Track> 47 bool AddTrack(TrackVector* Tracks, rtc::scoped_refptr<Track> track); 48 template <typename TrackVector> 49 bool RemoveTrack(TrackVector* Tracks, 50 rtc::scoped_refptr<MediaStreamTrackInterface> track); 51 52 const std::string id_; 53 AudioTrackVector audio_tracks_; 54 VideoTrackVector video_tracks_; 55 }; 56 57 } // namespace webrtc 58 59 #endif // PC_MEDIA_STREAM_H_ 60