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1 // Copyright 2014 The Chromium Authors. All rights reserved. | 1 // Copyright 2014 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 "content/renderer/media/media_stream_audio_track.h" | 5 #include "content/renderer/media/media_stream_audio_track.h" |
6 | 6 |
7 #include "base/callback_helpers.h" | |
8 #include "base/logging.h" | 7 #include "base/logging.h" |
9 #include "third_party/WebKit/public/platform/WebMediaStreamSource.h" | 8 #include "third_party/WebKit/public/platform/WebMediaStreamSource.h" |
10 #include "third_party/webrtc/api/mediastreaminterface.h" | 9 #include "third_party/webrtc/api/mediastreaminterface.h" |
11 | 10 |
12 namespace content { | 11 namespace content { |
13 | 12 |
14 MediaStreamAudioTrack::MediaStreamAudioTrack(bool is_local_track) | 13 MediaStreamAudioTrack::MediaStreamAudioTrack(bool is_local_track) |
15 : MediaStreamTrack(is_local_track) { | 14 : MediaStreamTrack(is_local_track) { |
16 DVLOG(1) << "MediaStreamAudioTrack::MediaStreamAudioTrack(is a " | |
17 << (is_local_track ? "local" : "remote") << " track)"; | |
18 } | 15 } |
19 | 16 |
20 MediaStreamAudioTrack::~MediaStreamAudioTrack() { | 17 MediaStreamAudioTrack::~MediaStreamAudioTrack() { |
21 DCHECK(main_render_thread_checker_.CalledOnValidThread()); | |
22 DVLOG(1) << "MediaStreamAudioTrack::~MediaStreamAudioTrack()"; | |
23 DCHECK(stop_callback_.is_null()) | |
24 << "BUG: Subclass must ensure Stop() is called."; | |
25 } | 18 } |
26 | 19 |
27 // static | 20 // static |
28 MediaStreamAudioTrack* MediaStreamAudioTrack::From( | 21 MediaStreamAudioTrack* MediaStreamAudioTrack::GetTrack( |
29 const blink::WebMediaStreamTrack& track) { | 22 const blink::WebMediaStreamTrack& track) { |
30 if (track.isNull() || | 23 if (track.isNull() || |
31 track.source().getType() != blink::WebMediaStreamSource::TypeAudio) { | 24 track.source().getType() != blink::WebMediaStreamSource::TypeAudio) { |
32 return nullptr; | 25 return nullptr; |
33 } | 26 } |
34 return static_cast<MediaStreamAudioTrack*>(track.extraData()); | 27 return static_cast<MediaStreamAudioTrack*>(track.extraData()); |
35 } | 28 } |
36 | 29 |
37 void MediaStreamAudioTrack::Start(const base::Closure& stop_callback) { | |
38 DCHECK(main_render_thread_checker_.CalledOnValidThread()); | |
39 DCHECK(!stop_callback.is_null()); | |
40 DCHECK(stop_callback_.is_null()); | |
41 DVLOG(1) << "MediaStreamAudioTrack::Start()"; | |
42 stop_callback_ = stop_callback; | |
43 } | |
44 | |
45 void MediaStreamAudioTrack::Stop() { | |
46 DCHECK(main_render_thread_checker_.CalledOnValidThread()); | |
47 DVLOG(1) << "MediaStreamAudioTrack::Stop()"; | |
48 if (!stop_callback_.is_null()) | |
49 base::ResetAndReturn(&stop_callback_).Run(); | |
50 OnStop(); | |
51 } | |
52 | |
53 void MediaStreamAudioTrack::OnStop() {} | |
54 | |
55 webrtc::AudioTrackInterface* MediaStreamAudioTrack::GetAudioAdapter() { | 30 webrtc::AudioTrackInterface* MediaStreamAudioTrack::GetAudioAdapter() { |
56 NOTREACHED(); | 31 NOTREACHED(); |
57 return nullptr; | 32 return nullptr; |
58 } | 33 } |
59 | 34 |
60 } // namespace content | 35 } // namespace content |
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