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// Copyright 2017 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "content/browser/renderer_host/media/audio_output_stream_observer_impl.h"
#include "content/browser/media/audio_stream_monitor.h"
#include "content/public/browser/browser_thread.h"
namespace content {
AudioOutputStreamObserverImpl::AudioOutputStreamObserverImpl(
int render_process_id,
int render_frame_id,
int stream_id)
: render_process_id_(render_process_id),
render_frame_id_(render_frame_id),
stream_id_(stream_id) {}
AudioOutputStreamObserverImpl::~AudioOutputStreamObserverImpl() {
DCHECK_CALLED_ON_VALID_SEQUENCE(sequence_checker_);
if (did_start_playing_)
DidStopPlaying();
}
void AudioOutputStreamObserverImpl::DidStartPlaying() {
DCHECK_CALLED_ON_VALID_SEQUENCE(sequence_checker_);
did_start_playing_ = true;
AudioStreamMonitor::StartMonitoringStream(render_process_id_,
render_frame_id_, stream_id_);
}
void AudioOutputStreamObserverImpl::DidStopPlaying() {
DCHECK_CALLED_ON_VALID_SEQUENCE(sequence_checker_);
AudioStreamMonitor::StopMonitoringStream(render_process_id_, render_frame_id_,
stream_id_);
did_start_playing_ = false;
}
void AudioOutputStreamObserverImpl::DidChangeAudibleState(bool is_audible) {
DCHECK_CALLED_ON_VALID_SEQUENCE(sequence_checker_);
AudioStreamMonitor::UpdateStreamAudibleState(
render_process_id_, render_frame_id_, stream_id_, is_audible);
}
} // namespace content
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