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| 1 // Copyright 2016 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. |
| 4 |
| 5 #include "content/renderer/media/webrtc/processed_local_audio_track.h" |
| 6 |
| 7 #include "content/renderer/media/webrtc/webrtc_local_audio_track_adapter.h" |
| 8 |
| 9 namespace content { |
| 10 |
| 11 namespace { |
| 12 // Used as an identifier for ProcessedLocalAudioTrack::From(). |
| 13 void* const kClassIdentifier = const_cast<void**>(&kClassIdentifier); |
| 14 } // namespace |
| 15 |
| 16 ProcessedLocalAudioTrack::ProcessedLocalAudioTrack( |
| 17 const scoped_refptr<WebRtcLocalAudioTrackAdapter>& adapter) |
| 18 : MediaStreamAudioTrack(true), |
| 19 adapter_(adapter) { |
| 20 DCHECK(adapter_.get()); |
| 21 adapter_->SetMediaStreamAudioTrack(this); |
| 22 |
| 23 DVLOG(1) << "ProcessedLocalAudioTrack::ProcessedLocalAudioTrack()"; |
| 24 } |
| 25 |
| 26 ProcessedLocalAudioTrack::~ProcessedLocalAudioTrack() { |
| 27 DCHECK(main_render_thread_checker_.CalledOnValidThread()); |
| 28 DVLOG(1) << "ProcessedLocalAudioTrack::~ProcessedLocalAudioTrack()"; |
| 29 adapter_->SetMediaStreamAudioTrack(nullptr); |
| 30 } |
| 31 |
| 32 // static |
| 33 ProcessedLocalAudioTrack* ProcessedLocalAudioTrack::From( |
| 34 MediaStreamAudioTrack* track) { |
| 35 if (track && track->GetClassIdentifier() == kClassIdentifier) |
| 36 return static_cast<ProcessedLocalAudioTrack*>(track); |
| 37 return nullptr; |
| 38 } |
| 39 |
| 40 void ProcessedLocalAudioTrack::SetEnabled(bool enabled) { |
| 41 DCHECK(main_render_thread_checker_.CalledOnValidThread()); |
| 42 MediaStreamAudioTrack::SetEnabled(enabled); |
| 43 adapter_->set_enabled(enabled); |
| 44 } |
| 45 |
| 46 void* ProcessedLocalAudioTrack::GetClassIdentifier() const { |
| 47 return kClassIdentifier; |
| 48 } |
| 49 |
| 50 } // namespace content |
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