libpcsxcore/decode_xa.h

   1 /***************************************************************************
   2  *   Copyright (C) 2007 Ryan Schultz, PCSX-df Team, PCSX team              *
   3  *                                                                         *
   4  *   This program is free software; you can redistribute it and/or modify  *
   5  *   it under the terms of the GNU General Public License as published by  *
   6  *   the Free Software Foundation; either version 2 of the License, or     *
   7  *   (at your option) any later version.                                   *
   8  *                                                                         *
   9  *   This program is distributed in the hope that it will be useful,       *
  10  *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
  11  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
  12  *   GNU General Public License for more details.                          *
  13  *                                                                         *
  14  *   You should have received a copy of the GNU General Public License     *
  15  *   along with this program; if not, write to the                         *
  16  *   Free Software Foundation, Inc.,                                       *
  17  *   51 Franklin Street, Fifth Floor, Boston, MA 02111-1307 USA.           *
  18  ***************************************************************************/
  19
  20 #ifndef __DECODE_XA_H__
  21 #define __DECODE_XA_H__
  22
  23 #ifdef __cplusplus
  24 extern "C" {
  25 #endif
  26
  27 #include "psxcommon.h"
  28
  29 typedef struct {
  30         s32     y0, y1;
  31 } ADPCM_Decode_t;
  32
  33 typedef struct {
  34         int                             freq;
  35         int                             nbits;
  36         int                             stereo;
  37         int                             nsamples;
  38         ADPCM_Decode_t  left, right;
  39         short                   pcm[16384];
  40 } xa_decode_t;
  41
  42 s32 xa_decode_sector( xa_decode_t *xdp,
  43                                            unsigned char *sectorp,
  44                                            int is_first_sector );
  45
  46 #ifdef __cplusplus
  47 }
  48 #endif
  49 #endif