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// Copyright 2014 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "content/renderer/media/media_stream_audio_source.h"
#include "content/renderer/render_frame_impl.h"
namespace content {
MediaStreamAudioSource::MediaStreamAudioSource(
int render_frame_id,
const StreamDeviceInfo& device_info,
const SourceStoppedCallback& stop_callback,
PeerConnectionDependencyFactory* factory)
: render_frame_id_(render_frame_id), factory_(factory) {
SetDeviceInfo(device_info);
SetStopCallback(stop_callback);
}
MediaStreamAudioSource::MediaStreamAudioSource()
: render_frame_id_(-1), factory_(NULL) {
}
MediaStreamAudioSource::~MediaStreamAudioSource() {}
void MediaStreamAudioSource::DoStopSource() {
if (audio_capturer_.get())
audio_capturer_->Stop();
}
void MediaStreamAudioSource::AddTrack(
const blink::WebMediaStreamTrack& track,
const blink::WebMediaConstraints& constraints,
const ConstraintsCallback& callback) {
// TODO(xians): Properly implement for audio sources.
if (!local_audio_source_.get()) {
if (!factory_->InitializeMediaStreamAudioSource(render_frame_id_,
constraints, this)) {
// The source failed to start.
// UserMediaClientImpl rely on the |stop_callback| to be triggered when
// the last track is removed from the source. But in this case, the
// source is is not even started. So we need to fail both adding the
// track and trigger |stop_callback|.
callback.Run(this, MEDIA_DEVICE_TRACK_START_FAILURE, "");
StopSource();
return;
}
}
factory_->CreateLocalAudioTrack(track);
callback.Run(this, MEDIA_DEVICE_OK, "");
}
} // namespace content
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