/*

 * 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_ */