/***
    This file is part of snapcast
    Copyright (C) 2014-2018  Johannes Pohl

    This program is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.

    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with this program.  If not, see <http://www.gnu.org/licenses/>.
***/

#ifndef CORE_AUDIO_PLAYER_H
#define CORE_AUDIO_PLAYER_H

#include <AudioToolbox/AudioQueue.h>
#include <CoreAudio/CoreAudioTypes.h>
#include <CoreFoundation/CFRunLoop.h>

#include "player.h"

/// Audio Player
/**
 * Audio player implementation using CoreAudio
 * 
 * Warning: 
 *
 *  !! This player is experimental and might not be maintained !!
 * 
 */
class CoreAudioPlayer : public Player
{
public:
	CoreAudioPlayer(const PcmDevice& pcmDevice, std::shared_ptr<Stream> stream);
	virtual ~CoreAudioPlayer();

	void playerCallback(AudioQueueRef queue, AudioQueueBufferRef bufferRef);
	static std::vector<PcmDevice> pcm_list(void);

protected:
	virtual void worker();
	void initAudioQueue();
	void uninitAudioQueue(AudioQueueRef queue);

	AudioQueueTimelineRef timeLine_;
	size_t ms_;
	size_t frames_;
	size_t buff_size_;
	std::shared_ptr<Stream> pubStream_;
	long lastChunkTick;
};


#endif

