multimedia/client/webrtc_demo/third/include/pc/audio_track.h

62 lines
1.7 KiB
C++

/*
* Copyright 2011 The WebRTC project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
#ifndef PC_AUDIO_TRACK_H_
#define PC_AUDIO_TRACK_H_
#include <string>
#include "api/media_stream_interface.h"
#include "api/media_stream_track.h"
#include "api/scoped_refptr.h"
#include "api/sequence_checker.h"
namespace webrtc {
class AudioTrack : public MediaStreamTrack<AudioTrackInterface>,
public ObserverInterface {
protected:
// Protected ctor to force use of factory method.
AudioTrack(const std::string& label,
const rtc::scoped_refptr<AudioSourceInterface>& source);
AudioTrack() = delete;
AudioTrack(const AudioTrack&) = delete;
AudioTrack& operator=(const AudioTrack&) = delete;
~AudioTrack() override;
public:
static rtc::scoped_refptr<AudioTrack> Create(
const std::string& id,
const rtc::scoped_refptr<AudioSourceInterface>& source);
// MediaStreamTrack implementation.
std::string kind() const override;
private:
// AudioTrackInterface implementation.
AudioSourceInterface* GetSource() const override;
void AddSink(AudioTrackSinkInterface* sink) override;
void RemoveSink(AudioTrackSinkInterface* sink) override;
// ObserverInterface implementation.
void OnChanged() override;
private:
const rtc::scoped_refptr<AudioSourceInterface> audio_source_;
SequenceChecker thread_checker_;
};
} // namespace webrtc
#endif // PC_AUDIO_TRACK_H_