/*************************************************************************/
/*  video_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     */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
/*************************************************************************/
#ifndef VIDEO_STREAM_H
#define VIDEO_STREAM_H

#include "audio_stream_resampled.h"
#include "scene/resources/texture.h"

class VideoStreamPlayback : public Resource {

	GDCLASS(VideoStreamPlayback, Resource);

protected:
	static void _bind_methods();

public:
	typedef int (*AudioMixCallback)(void *p_udata, const int16_t *p_data, int p_frames);

	virtual void stop() = 0;
	virtual void play() = 0;

	virtual bool is_playing() const = 0;

	virtual void set_paused(bool p_paused) = 0;
	virtual bool is_paused(bool p_paused) const = 0;

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

	virtual float get_length() const = 0;

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

	virtual void set_audio_track(int p_idx) = 0;

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

	virtual Ref<Texture> get_texture() = 0;
	virtual void update(float p_delta) = 0;

	virtual void set_mix_callback(AudioMixCallback p_callback, void *p_userdata) = 0;
	virtual int get_channels() const = 0;
	virtual int get_mix_rate() const = 0;

	VideoStreamPlayback();
};

class VideoStream : public Resource {

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

public:
	virtual void set_audio_track(int p_track) = 0;
	virtual Ref<VideoStreamPlayback> instance_playback() = 0;

	VideoStream() {}
};

#endif