src/content/renderer/media/media_stream_audio_source.cc

   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
   3 // found in the LICENSE file.
   4
   5 #include "content/renderer/media/media_stream_audio_source.h"
   6
   7 namespace content {
   8
   9 MediaStreamAudioSource::MediaStreamAudioSource(
  10     int render_view_id,
  11     const StreamDeviceInfo& device_info,
  12     const SourceStoppedCallback& stop_callback,
  13     MediaStreamDependencyFactory* factory)
  14     : render_view_id_(render_view_id),
  15       factory_(factory) {
  16   SetDeviceInfo(device_info);
  17   SetStopCallback(stop_callback);
  18 }
  19
  20 MediaStreamAudioSource::MediaStreamAudioSource()
  21     : render_view_id_(-1),
  22       factory_(NULL) {
  23 }
  24
  25 MediaStreamAudioSource::~MediaStreamAudioSource() {}
  26
  27 void MediaStreamAudioSource::DoStopSource() {
  28   if (audio_capturer_.get())
  29     audio_capturer_->Stop();
  30 }
  31
  32 void MediaStreamAudioSource::AddTrack(
  33     const blink::WebMediaStreamTrack& track,
  34     const blink::WebMediaConstraints& constraints,
  35     const ConstraintsCallback& callback) {
  36   // TODO(xians): Properly implement for audio sources.
  37   bool result = true;
  38   if (factory_ && !local_audio_source_) {
  39     result = factory_->InitializeMediaStreamAudioSource(render_view_id_,
  40                                                         constraints,
  41                                                         this);
  42   }
  43   callback.Run(this, result);
  44 }
  45
  46 void MediaStreamAudioSource::RemoveTrack(
  47     const blink::WebMediaStreamTrack& track) {
  48   NOTIMPLEMENTED();
  49 }
  50
  51 }  // namespace content