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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 #ifndef TALK_APP_WEBRTC_AUDIOTRACK_H_ | |
29 #define TALK_APP_WEBRTC_AUDIOTRACK_H_ | |
30 | |
31 #include <string> | |
32 | |
33 #include "talk/app/webrtc/mediastreaminterface.h" | |
34 #include "talk/app/webrtc/mediastreamtrack.h" | |
35 #include "talk/app/webrtc/notifier.h" | |
36 #include "webrtc/base/scoped_ptr.h" | |
37 #include "webrtc/base/scoped_ref_ptr.h" | |
38 #include "webrtc/base/thread_checker.h" | |
39 | |
40 namespace webrtc { | |
41 | |
42 class AudioTrack : public MediaStreamTrack<AudioTrackInterface>, | |
43 public ObserverInterface { | |
44 protected: | |
45 // Protected ctor to force use of factory method. | |
46 AudioTrack(const std::string& label, | |
47 const rtc::scoped_refptr<AudioSourceInterface>& source); | |
48 ~AudioTrack() override; | |
49 | |
50 public: | |
51 static rtc::scoped_refptr<AudioTrack> Create( | |
52 const std::string& id, | |
53 const rtc::scoped_refptr<AudioSourceInterface>& source); | |
54 | |
55 private: | |
56 // MediaStreamTrack implementation. | |
57 std::string kind() const override; | |
58 | |
59 // AudioTrackInterface implementation. | |
60 AudioSourceInterface* GetSource() const override; | |
61 | |
62 void AddSink(AudioTrackSinkInterface* sink) override; | |
63 void RemoveSink(AudioTrackSinkInterface* sink) override; | |
64 | |
65 // ObserverInterface implementation. | |
66 void OnChanged() override; | |
67 | |
68 private: | |
69 const rtc::scoped_refptr<AudioSourceInterface> audio_source_; | |
70 rtc::ThreadChecker thread_checker_; | |
71 RTC_DISALLOW_IMPLICIT_CONSTRUCTORS(AudioTrack); | |
72 }; | |
73 | |
74 } // namespace webrtc | |
75 | |
76 #endif // TALK_APP_WEBRTC_AUDIOTRACK_H_ | |
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