content/renderer/media/media_stream_audio_sink_owner.cc

   1 // Copyright 2013 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/media_stream_audio_sink_owner.h"
   6
   7 #include "content/public/renderer/media_stream_audio_sink.h"
   8 #include "media/audio/audio_parameters.h"
   9
  10 namespace content {
  11
  12 MediaStreamAudioSinkOwner::MediaStreamAudioSinkOwner(MediaStreamAudioSink* sink)
  13     : delegate_(sink) {
  14 }
  15
  16 void MediaStreamAudioSinkOwner::OnData(const media::AudioBus& audio_bus,
  17                                        base::TimeTicks estimated_capture_time) {
  18   base::AutoLock lock(lock_);
  19   if (delegate_)
  20     delegate_->OnData(audio_bus, estimated_capture_time);
  21 }
  22
  23 void MediaStreamAudioSinkOwner::OnSetFormat(
  24     const media::AudioParameters& params) {
  25   base::AutoLock lock(lock_);
  26   if (delegate_)
  27     delegate_->OnSetFormat(params);
  28 }
  29
  30 void MediaStreamAudioSinkOwner::OnReadyStateChanged(
  31     blink::WebMediaStreamSource::ReadyState state) {
  32   base::AutoLock lock(lock_);
  33   if (delegate_)
  34     delegate_->OnReadyStateChanged(state);
  35 }
  36
  37 void MediaStreamAudioSinkOwner::Reset() {
  38   base::AutoLock lock(lock_);
  39   delegate_ = NULL;
  40 }
  41
  42 bool MediaStreamAudioSinkOwner::IsEqual(
  43     const MediaStreamAudioSink* other) const {
  44   DCHECK(other);
  45   base::AutoLock lock(lock_);
  46   return (other == delegate_);
  47 }
  48
  49 }  // namespace content