#include "libmpeg3.h"
#include "mpeg3protos.h"

#include <stdlib.h>

mpeg3_atrack_t* mpeg3_new_atrack(mpeg3_t *file, int stream_id, int format, mpeg3_demuxer_t *demuxer)
{
	mpeg3_atrack_t *new_atrack;

	new_atrack = (mpeg3_atrack_t*)calloc(1, sizeof(mpeg3_atrack_t));
	new_atrack->channels = 0;
	new_atrack->sample_rate = 0;
	new_atrack->total_samples = 0;
	new_atrack->current_position = 0;
	new_atrack->demuxer = mpeg3_new_demuxer(file, 1, 0, stream_id);
	if(demuxer) mpeg3demux_copy_titles(new_atrack->demuxer, demuxer);
	new_atrack->audio = mpeg3audio_new(file, new_atrack, format);

	if(!new_atrack->audio)
	{
/* Failed */
		mpeg3_delete_atrack(file, new_atrack);
		new_atrack = 0;
	}
	return new_atrack;
}

int mpeg3_delete_atrack(mpeg3_t *file, mpeg3_atrack_t *atrack)
{
	if(atrack->audio)
		mpeg3audio_delete(atrack->audio);
	if(atrack->demuxer)
		mpeg3_delete_demuxer(atrack->demuxer);
	free(atrack);
}