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/*
 * mad - MPEG audio decoder
 * Copyright (C) 2000-2001 Robert Leslie
 *
 * 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 2 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, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 *
 * $Id: synth.h,v 1.3 2001-11-06 17:01:28 simons Exp $
 */
 
# ifndef LIBMAD_SYNTH_H
# define LIBMAD_SYNTH_H
 
# include "fixed.h"
# include "frame.h"
 
struct mad_synth {
  mad_fixed_t filter[2][2][2][16][8];	/* polyphase filterbank outputs */
  					/* [ch][eo][peo][s][v] */
 
  unsigned int phase;			/* current processing phase */
 
  struct mad_pcm {
    unsigned int samplerate;		/* sampling frequency (Hz) */
    unsigned short channels;		/* number of channels */
    unsigned short length;		/* number of samples per channel */
    mad_fixed_t samples[2][32];  	/* PCM output samples */
  } pcm;
};
 
void mad_synth_init(struct mad_synth *);
 
# define mad_synth_finish(synth)  /* nothing */
 
void mad_synth_mute(struct mad_synth *);
 
void mad_synth_frame(struct mad_synth *, struct mad_frame const *);
 
# endif