hpbit_markers.h

关于视频压缩的jpeg2000压缩算法,C编写

/*****************************************************************************/
/* Copyright 1998, Hewlett-Packard Company                                   */
/* All rights reserved                                                       */
/* File: "hpbit_markers.h"                                                   */
/* Description: Internal structure of markers "hpbit_stream_out.c"           */
/* Author: David Taubman                                                     */
/* Affiliation: Hewlett-Packard and                                          */
/*              The University of New South Wales, Australia                 */
/* Version: VM6.0                                                            */
/* Last Revised: 6 January, 2000                                             */
/*****************************************************************************/

/*****************************************************************************/
/* Modified by Gene Wu to add real markers for COD/COC, and QCD/QCC.         */
/* All changes copyrighted 2000 by Ricoh Silicon Valley  with all rights     */
/* reserved for the modified parts.                                          */
/*****************************************************************************/

#ifndef HPBIT_MARKERS_H
#define HPBIT_MARKERS_H

/* ========================================================================= */
/* ------------------ Internal organization of CME marker ------------------ */
/* ========================================================================= */

/*****************************************************************************/
/*                                  cme_marker                               */
/*****************************************************************************/

typedef
  struct cme_marker {
    std_ushort CME;
    std_ushort Lcme;
    std_ushort Rcme;
  } cme_marker, *cme_marker_ptr;
  /* The fields of this marker are immediately followed by the Ccme data. */

/* ========================================================================= */
/* ------------------ Internal organization of SOT marker ------------------ */
/* ========================================================================= */

/*****************************************************************************/
/*                                 sot_marker                                */
/*****************************************************************************/

typedef
  struct sot_marker {
    std_ushort SOT;
    std_ushort Lsot;
    std_ushort Isot;
    std_uint Psot;
    std_byte TPsot;
    std_byte NTPsot; /* Number of tile-parts.  May be zero in any tile-part
                        other than the first; otherwise, must be the same
                        for all tile-parts in the tile. */
  } sot_marker, *sot_marker_ptr;

/* ========================================================================= */
/* ------------------ Internal organization of ERS marker ------------------ */
/* ========================================================================= */

/*****************************************************************************/
/*                                 ers_marker                                */
/*****************************************************************************/

typedef
  struct ers_marker {
    std_ushort ERS;
    std_ushort Lers;
    std_byte Sers;
  } ers_marker, *ers_marker_ptr;

/* ========================================================================= */
/* ------------------ Internal organization of POC marker ------------------ */
/* ========================================================================= */

/*****************************************************************************/
/*                                 poc_marker                                */
/*****************************************************************************/

typedef
  struct poc_marker {
    std_ushort POC;
    std_ushort Lpoc;
  } poc_marker, *poc_marker_ptr;
  /* Non-variable part of POC marker. */

/*****************************************************************************/
/*                               poc_var_short                               */
/*****************************************************************************/

typedef
  struct poc_var_short {
    std_ushort LYpoc;
    std_byte Rpoc;
    std_byte Cpoc;
    std_byte Ppoc;
  } poc_var_short, *poc_var_short_ptr;
  /* Variable part of POC marker when number of components <= 255. */

/*****************************************************************************/
/*                               poc_var_long                                */
/*****************************************************************************/

typedef
  struct poc_var_long {
    std_ushort LYpoc;
    std_byte Rpoc;
    std_ushort Cpoc;
    std_byte Ppoc;
  } poc_var_long, *poc_var_long_ptr;
  /* Variable part of POC marker when number of components >= 256. */


/* ========================================================================= */
/* ------------------ Internal organization of RGN marker ------------------ */
/* ========================================================================= */

/*****************************************************************************/
/*                              rgn_marker_short                             */
/*****************************************************************************/

typedef
  struct rgn_marker_short {
    std_ushort RGN;
    std_ushort Lrgn;
    std_byte Crgn;
    std_byte Srgn;
    std_byte SPrgn;
  } rgn_marker_short, *rgn_marker_short_ptr;
  /* Short form when number of components <= 255. */

/*****************************************************************************/
/*                               rgn_marker_long                             */
/*****************************************************************************/

typedef
  struct rgn_marker_long {
    std_ushort RGN;
    std_ushort Lrgn;
    std_ushort Crgn;
    std_byte Srgn;
    std_byte SPrgn;
  } rgn_marker_long, *rgn_marker_long_ptr;
  /* Long form when number of components >= 256. */


/* ========================================================================= */
/* ------------------ Internal organization of SIZ marker ------------------ */
/* ========================================================================= */

/*****************************************************************************/
/*                                 siz_marker                                */
/*****************************************************************************/

typedef
  struct siz_marker {
    std_ushort SIZ;
    std_ushort Lsiz;
    std_ushort Rsiz;
    std_uint Xsiz;
    std_uint Ysiz;
    std_uint XOsiz;
    std_uint YOsiz;
    std_uint XTsiz;
    std_uint YTsiz;
    std_uint XTOsiz;
    std_uint YTOsiz;
    std_ushort Csiz;
    std_byte CSsiz;
  } siz_marker, *sizfo_marker_ptr;
  /* The Ssiz, XRsiz and YRsiz quantities appear at the end of the
     marker. */

/*****************************************************************************/
/*                                 cod_marker                                */
/*****************************************************************************/

typedef
  struct cod_marker {
    std_ushort COD;
    std_ushort Lcod;
    std_byte prog;
    std_ushort layers;
    std_byte Scod;
    std_byte level;
    std_byte xcb;
    std_byte ycb;
    std_byte mod;
    std_byte rev;

    std_byte decomp;
    std_byte kernel;
    std_byte supp;
    std_byte taps;
    std_byte ppx;
    std_byte ppy;
    std_byte xcl;
    std_byte ycl;
    std_byte xap;
    std_byte yap;
    std_byte ccb;
    std_byte ssox;
    std_byte ssoy;

  } cod_marker, *codfo_marker_ptr;

/*****************************************************************************/
/*                                 coc_marker                                */
/*****************************************************************************/

typedef
  struct coc_marker {
    std_ushort COC;
    std_ushort Lcoc;
    std_ushort Ccoc;
    std_byte Scoc;
    std_byte level;
    std_byte decomp;
    std_byte rev;
    std_byte kernel;
    std_byte supp;
    std_byte taps;
    std_byte xcb;
    std_byte ycb;
    std_byte ppx;
    std_byte ppy;
    std_byte xcl;
    std_byte ycl;
    std_byte xap;
    std_byte yap;
    std_byte ccb;
    std_byte ssox;
    std_byte ssoy;
    std_byte mod;

  } coc_marker, *cocfo_marker_ptr;

/*****************************************************************************/
/*                                 qcd_marker                                */
/*****************************************************************************/

typedef
  struct qcd_marker {
    std_ushort QCD;
    std_ushort Lqcd;
    std_byte Sqcd;

  } qcd_marker, *qcdfo_marker_ptr;

/*****************************************************************************/
/*                                 qcc_marker                                */
/*****************************************************************************/

typedef
  struct qcc_marker {
    std_ushort QCC;
    std_ushort Lqcc;
    std_ushort Cqcc;
    std_byte Sqcc;

    std_byte *data;

  } qcc_marker, *qccfo_marker_ptr;

#endif /* HPBIT_MARKERS_H */