/*************************************************************************/
/*  audio_stream.h                                                       */
/*************************************************************************/
/*                       This file is part of:                           */
/*                           GODOT ENGINE                                */
/*                    http://www.godotengine.org                         */
/*************************************************************************/
/* Copyright (c) 2007-2017 Juan Linietsky, Ariel Manzur.                 */
/*                                                                       */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the       */
/* "Software"), to deal in the Software without restriction, including   */
/* without limitation the rights to use, copy, modify, merge, publish,   */
/* distribute, sublicense, and/or sell copies of the Software, and to    */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions:                                             */
/*                                                                       */
/* The above copyright notice and this permission notice shall be        */
/* included in all copies or substantial portions of the Software.       */
/*                                                                       */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,       */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF    */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY  */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,  */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE     */
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/*************************************************************************/
#ifndef AUDIO_STREAM_H
#define AUDIO_STREAM_H

#include "resource.h"
#include "servers/audio_server.h"

class AudioStreamPlayback : public Reference {

	GDCLASS( AudioStreamPlayback, Reference );
protected:
	static void _bind_methods();
public:


	virtual void play(float p_from_pos=0)=0;
	virtual void stop()=0;
	virtual bool is_playing() const=0;

	virtual void set_loop(bool p_enable)=0;
	virtual bool has_loop() const=0;

	virtual void set_loop_restart_time(float p_time)=0;

	virtual int get_loop_count() const=0;

	virtual float get_pos() const=0;
	virtual void seek_pos(float p_time)=0;

	virtual int mix(int16_t* p_bufer,int p_frames)=0;

	virtual float get_length() const=0;
	virtual String get_stream_name() const=0;

	virtual int get_channels() const=0;
	virtual int get_mix_rate() const=0;
	virtual int get_minimum_buffer_size() const=0;

};

class AudioStream : public Resource {

	GDCLASS( AudioStream, Resource );
	OBJ_SAVE_TYPE( AudioStream ); //children are all saved as AudioStream, so they can be exchanged

protected:
	static void _bind_methods();
public:

	virtual Ref<AudioStreamPlayback> instance_playback()=0;


};


#endif // AUDIO_STREAM_H