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1 /* | |
2 * libjingle | |
3 * Copyright 2011 Google Inc. | |
4 * | |
5 * Redistribution and use in source and binary forms, with or without | |
6 * modification, are permitted provided that the following conditions are met: | |
7 * | |
8 * 1. Redistributions of source code must retain the above copyright notice, | |
9 * this list of conditions and the following disclaimer. | |
10 * 2. Redistributions in binary form must reproduce the above copyright notice, | |
11 * this list of conditions and the following disclaimer in the documentation | |
12 * and/or other materials provided with the distribution. | |
13 * 3. The name of the author may not be used to endorse or promote products | |
14 * derived from this software without specific prior written permission. | |
15 * | |
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED | |
17 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF | |
18 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO | |
19 * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
20 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, | |
21 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; | |
22 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, | |
23 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR | |
24 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF | |
25 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
26 */ | |
27 | |
28 // This file contains the implementation of MediaStreamInterface interface. | |
29 | |
30 #ifndef TALK_APP_WEBRTC_MEDIASTREAM_H_ | |
31 #define TALK_APP_WEBRTC_MEDIASTREAM_H_ | |
32 | |
33 #include <string> | |
34 #include <vector> | |
35 | |
36 #include "talk/app/webrtc/mediastreaminterface.h" | |
37 #include "talk/app/webrtc/notifier.h" | |
38 | |
39 namespace webrtc { | |
40 | |
41 class MediaStream : public Notifier<MediaStreamInterface> { | |
42 public: | |
43 static rtc::scoped_refptr<MediaStream> Create(const std::string& label); | |
44 | |
45 std::string label() const override { return label_; } | |
46 | |
47 bool AddTrack(AudioTrackInterface* track) override; | |
48 bool AddTrack(VideoTrackInterface* track) override; | |
49 bool RemoveTrack(AudioTrackInterface* track) override; | |
50 bool RemoveTrack(VideoTrackInterface* track) override; | |
51 virtual rtc::scoped_refptr<AudioTrackInterface> | |
52 FindAudioTrack(const std::string& track_id); | |
53 virtual rtc::scoped_refptr<VideoTrackInterface> | |
54 FindVideoTrack(const std::string& track_id); | |
55 | |
56 AudioTrackVector GetAudioTracks() override { return audio_tracks_; } | |
57 VideoTrackVector GetVideoTracks() override { return video_tracks_; } | |
58 | |
59 protected: | |
60 explicit MediaStream(const std::string& label); | |
61 | |
62 private: | |
63 template <typename TrackVector, typename Track> | |
64 bool AddTrack(TrackVector* Tracks, Track* track); | |
65 template <typename TrackVector> | |
66 bool RemoveTrack(TrackVector* Tracks, MediaStreamTrackInterface* track); | |
67 | |
68 std::string label_; | |
69 AudioTrackVector audio_tracks_; | |
70 VideoTrackVector video_tracks_; | |
71 }; | |
72 | |
73 } // namespace webrtc | |
74 | |
75 #endif // TALK_APP_WEBRTC_MEDIASTREAM_H_ | |
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