quicktime/encore50/vm_common_defs.h

   1
   2 #ifndef _VM_COMMON_DEFS_H_
   3 #define _VM_COMMON_DEFS_H_
   4
   5    #   ifdef __cplusplus
   6        extern "C" {
   7    #   endif /* __cplusplus */
   8
   9 #define VERSION         1               /* image structure version */
  10
  11
  12    #   ifdef __cplusplus
  13        }
  14    #   endif /* __cplusplus  */
  15
  16
  17
  18 /* maximum allowed number of VOs and VOLs */
  19
  20 #define MAX_NUM_VOS 32
  21 #define MAX_NUM_VOLS 16
  22
  23 /* end of bitstream code */
  24
  25 #define EOB_CODE                        1
  26 #define EOB_CODE_LENGTH                32
  27
  28
  29 /*** 10/28 TEST */
  30 /* #define MB_trace_thres       22 */
  31 #define MB_trace_thres  8193 /* changed */
  32 /* 10/28 TEST ***/
  33
  34 #define EXTENDED_PAR 0xF
  35
  36 /* session layer and vop layer start codes */
  37
  38 #define SESSION_START_CODE      0x01B0
  39 #define SESSION_END_CODE        0x01B1
  40
  41 #define VO_START_CODE           0x8
  42 #define VO_START_CODE_LENGTH    27
  43
  44 #define VO_HEADER_LENGTH        32        /* lengtho of VO header: VO_START_CODE +  VO_ID */
  45
  46 #define SOL_START_CODE          0x01be
  47 #define SOL_START_CODE_LENGTH   32
  48
  49 #define VOL_START_CODE 0x12             /* 25-MAR-97 JDL : according to WD2 */
  50 #define VOL_START_CODE_LENGTH 28
  51
  52 #define VOP_START_CODE 0x1B6                    /* 25-MAR-97 JDL : according to WD2 */
  53 #define VOP_START_CODE_LENGTH   32
  54
  55 #define GROUP_START_CODE        0x01B3          /* 05-05-1997 Minhua Zhou */
  56 #define GROUP_START_CODE_LENGTH  32        /* 10.12.97 Luis Ducla-Soares */
  57
  58 #define VOP_ID_CODE_LENGTH              5
  59 #define VOP_TEMP_REF_CODE_LENGTH        16
  60
  61 #define USER_DATA_START_CODE        0x01B2      /* Due to N2171 Cl. 2.1.9, MW 23-MAR-1998 */
  62 #define USER_DATA_START_CODE_LENGTH 32          /* Due to N2171 Cl. 2.1.9, MW 23-MAR-1998 */
  63
  64 #define START_CODE_PREFIX           0x01        /* Due to N2171 Cl. 2.1.9, MW 23-MAR-1998 */
  65 #define START_CODE_PREFIX_LENGTH    24          /* Due to N2171 Cl. 2.1.9, MW 23-MAR-1998 */
  66
  67 #define SHORT_VIDEO_START_MARKER         0x20
  68 #define SHORT_VIDEO_START_MARKER_LENGTH  22
  69 #define SHORT_VIDEO_END_MARKER            0x3F
  70
  71 #define GOB_RESYNC_MARKER         0x01
  72 #define GOB_RESYNC_MARKER_LENGTH  17
  73
  74 /* motion and resync markers used in error resilient mode  */
  75
  76 #define DC_MARKER                      438273    /* 09.10.97 LDS: according to WD4.0 */
  77 #define DC_MARKER_LENGTH                19
  78
  79 #define MOTION_MARKER_COMB             126977    /* 26.04.97 LDS: according to VM7.0 */
  80 #define MOTION_MARKER_COMB_LENGTH       17
  81
  82 #define MOTION_MARKER_SEP              81921     /* 26.04.97 LDS: according to VM6.0 */
  83 #define MOTION_MARKER_SEP_LENGTH        17
  84
  85 #define RESYNC_MARKER           1           /* 26.04.97 LDS: according to VM6.0 */
  86 #define RESYNC_MARKER_LENGTH    17
  87
  88 #define SPRITE_NOT_USED         0
  89 #define STATIC_SPRITE           1
  90 #define GMC_SPRITE              2               /* NTT for GMC coding */
  91
  92 /* macroblock size */
  93 #define MB_SIZE 16
  94
  95 /* VOL types */
  96
  97 #define RECTANGULAR 0
  98 #define BINARY 1
  99 #define BINARY_SHAPE_ONLY 2 /* HYUNDAI (Grayscale) */
 100 #define GREY_SCALE 3    /* HYUNDAI (Grayscale) */
 101
 102 /* macroblock modes */
 103
 104 #define MODE_INTRA                      0
 105 #define MODE_INTER                      1
 106 #define MODE_INTRA_Q                    2       /* not used currently */
 107 #define MODE_INTER_Q                    3       /* not used currently */
 108 #define MODE_INTER4V                    4
 109 #define MODE_GMC                        5       /* NTT for GMC coding */
 110 #define MODE_GMC_Q                      6
 111
 112 #define MBM_INTRA                       0
 113 #define MBM_INTER16                     1
 114 #define MBM_SPRITE                      3
 115 #define MBM_INTER8                      4
 116 #define MBM_TRANSPARENT                 2
 117 #define MBM_OUT                         5
 118 #define MBM_SKIPPED                     6
 119
 120
 121 /* (from mot_est.h) */
 122 #define MBM_OPAQUE         7  /* opaque block value (all pixels 1 or 255)          */
 123 #define MBM_BOUNDARY       8  /* block in the boundary of the shape => transparent */
 124
 125 #define MBM_FIELD00         9   /* ref(Top)=Top, ref(Bot)=Top */
 126 #define MBM_FIELD01         10  /* ref(Top)=Top, ref(Bot)=Bot */
 127 #define MBM_FIELD10         11  /* ref(Top)=Bot, ref(Bot)=Top */
 128 #define MBM_FIELD11         12  /* ref(Top)=Bot, ref(Bot)=Bot */
 129
 130 #define MBM_B_MODE      0x07    /* Mode mask */
 131 #define MBM_B_FWDFRM    0       /* Forward frame prediction */
 132 #define MBM_B_BAKFRM    1       /* Backward frame prediction */
 133 #define MBM_B_AVEFRM    2       /* Average (bidirectional) frame prediction */
 134 #define MBM_B_DIRECT    3       /* Direct mode */
 135 /* nothing defined */           /* Transparent */
 136 #define MBM_B_FWDFLD    5       /* Forward field prediction */
 137 #define MBM_B_BAKFLD    6       /* Backward field prediction */
 138 #define MBM_B_AVEFLD    7       /* Average (bidirectional) field prediction */
 139 #define MBM_B_REFFLDS   0xF0    /* Mask of reference file selectors */
 140 #define MBM_B_FWDTOP    0x10    /* Fwd Top fld reference is bot if set */
 141 #define MBM_B_FWDBOT    0x20    /* Fwd Bot fld reference is bot if set */
 142 #define MBM_B_BAKTOP    0x40    /* Bak Top fld reference is bot if set */
 143 #define MBM_B_BAKBOT    0x80    /* Bak Bot fld reference is bot if set */
 144
 145
 146 /* typedef enum
 147    {
 148    MBMODE_INTRA=0,
 149    MBMODE_INTER16=1,
 150    MBMODE_INTER8=4,
 151    MBMODE_TRANSPARENT=2,
 152    MBMODE_OUT=5,
 153    MBMODE_SPRITE=3
 154    } MBMODE; */
 155 /* (from mot_est.h) */
 156
 157
 158 #define BINARY_ALPHA            255
 159 #define BINARY_SHAPE            1
 160 #define ARB_SHAPE                       1
 161
 162 #define NO_SHAPE_EFFECTS 0
 163
 164 #define REVERSE_VLC          1      /* 26.04.97 LDS */
 165
 166 #endif