winamp/Src/external_dependencies/openmpt-trunk/include/lame/mpglib/mpglib.h
2024-09-24 14:54:57 +02:00

96 lines
3.2 KiB
C
Vendored

/*
* Copyright (C) 1999-2010 The L.A.M.E. project
*
* Initially written by Michael Hipp, see also AUTHORS and README.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library 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
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#ifndef _MPGLIB_H_
#define _MPGLIB_H_
#include "lame.h"
#ifndef plotting_data_defined
#define plotting_data_defined
struct plotting_data;
typedef struct plotting_data plotting_data;
#endif
extern void lame_report_fnc(lame_report_function f, const char *format, ...);
struct buf {
unsigned char *pnt;
long size;
long pos;
struct buf *next;
struct buf *prev;
};
struct framebuf {
struct buf *buf;
long pos;
struct frame *next;
struct frame *prev;
};
typedef struct mpstr_tag {
struct buf *head, *tail; /* buffer linked list pointers, tail points to oldest buffer */
int vbr_header; /* 1 if valid Xing vbr header detected */
int num_frames; /* set if vbr header present */
int enc_delay; /* set if vbr header present */
int enc_padding; /* set if vbr header present */
/* header_parsed, side_parsed and data_parsed must be all set 1
before the full frame has been parsed */
int header_parsed; /* 1 = header of current frame has been parsed */
int side_parsed; /* 1 = header of sideinfo of current frame has been parsed */
int data_parsed;
int free_format; /* 1 = free format frame */
int old_free_format; /* 1 = last frame was free format */
int bsize;
int framesize;
int ssize; /* number of bytes used for side information, including 2 bytes for CRC-16 if present */
int dsize;
int fsizeold; /* size of previous frame, -1 for first */
int fsizeold_nopadding;
struct frame fr; /* holds the parameters decoded from the header */
struct III_sideinfo sideinfo;
unsigned char bsspace[2][MAXFRAMESIZE + 1024]; /* bit stream space used ???? */ /* MAXFRAMESIZE */
real hybrid_block[2][2][SBLIMIT * SSLIMIT];
int hybrid_blc[2];
unsigned long header;
int bsnum;
real synth_buffs[2][2][0x110];
int synth_bo;
int sync_bitstream; /* 1 = bitstream is yet to be synchronized */
int bitindex;
unsigned char *wordpointer;
plotting_data *pinfo;
lame_report_function report_msg;
lame_report_function report_dbg;
lame_report_function report_err;
} MPSTR, *PMPSTR;
#define MP3_ERR -1
#define MP3_OK 0
#define MP3_NEED_MORE 1
#endif /* _MPGLIB_H_ */