mq_decoder.h

JPEG2000实现的源码

/*****************************************************************************/
/* MQ-Coder Parameters :                                                     */
/* Copyright 1999, Mitsubishi Electric Corp.                                 */
/* All rights reserved.                                                      */
/*****************************************************************************/

/*****************************************************************************/
/* Modified to speed up MQ-decoder                                           */
/* Copyright 1999 Science Applications International Corporation (SAIC).     */
/* All Rights Reserved for modified parts.                                   */
/*****************************************************************************/

#ifndef MQ_DECODER_H
#define MQ_DECODER_H

#include <stdio.h>
#include "dst_arith_decoder.h"

/**********/

#include    "mq46w.h" /* Constant table : MQ-Coder 46 State version */
#define     CDMODE          "MQ-Coder [46]"

/**********/

#define     BSMODE          "BS1"       /* BS1 mode */

#define     DEC_HALF        (0x008000L)

#define     M_D_FFL         (0xFFL)

#define     S_DR_B_NML      (0+8)
#define     S_DR_B_BS       (1+8)

#define     S_DR_PRELOAD    (15)

#define     NEXTBITS_NML    (8)
#define     NEXTBITS_BS     (7)

#define     BYTE_FF         ((unsigned char)0xFF)
#define     BYTE_FE         ((unsigned char)0xFE)
#define     BYTE_ZERO       ((unsigned char)0x00)

#define     LONG_FF         (0x000000FFL)
#define     LONG_ZERO       (0x00000000L)

#define     MARK1ST         (0xFFL)
#define     MARK2ND         (0xACL)
#define     MARKMIN         (0x8FL)

#define     SW_ON           (1)
#define     SW_OFF          (0)

#define mqversion \
        fprintf(stdout,"Version : MQ-Coder 46 States.\n");

#endif /* MQ_DECODER_H */