libmpeg3/video/vlc.h

   1 #ifndef VLC_H
   2 #define VLC_H
   3
   4 /* variable length code tables                                    */
   5
   6 typedef struct {
   7   char val, len;
   8 } mpeg3_VLCtab_t;
   9
  10 typedef struct {
  11   char run, level, len;
  12 } mpeg3_DCTtab_t;
  13
  14 /* Added 03/38/96 by Alex de Jong : avoid IRIX GNU warning */
  15 #ifdef ERROR
  16 #undef ERROR
  17 #define ERROR 99
  18 #endif
  19
  20 /* Table B-3, mb_type in P-pictures, codes 001..1xx */
  21 extern mpeg3_VLCtab_t mpeg3_PMBtab0[8];
  22
  23 /* Table B-3, mb_type in P-pictures, codes 000001..00011x */
  24 extern mpeg3_VLCtab_t mpeg3_PMBtab1[8];
  25
  26 /* Table B-4, mb_type in B-pictures, codes 0010..11xx */
  27 extern mpeg3_VLCtab_t mpeg3_BMBtab0[16];
  28
  29 /* Table B-4, mb_type in B-pictures, codes 000001..00011x */
  30 extern mpeg3_VLCtab_t mpeg3_BMBtab1[8];
  31
  32 /* Table B-5, mb_type in spat. scal. I-pictures, codes 0001..1xxx */
  33 extern mpeg3_VLCtab_t mpeg3_spIMBtab[16];
  34
  35 /* Table B-6, mb_type in spat. scal. P-pictures, codes 0010..11xx */
  36 extern mpeg3_VLCtab_t mpeg3_spPMBtab0[16];
  37
  38 /* Table B-6, mb_type in spat. scal. P-pictures, codes 0000010..000111x */
  39 extern mpeg3_VLCtab_t mpeg3_spPMBtab1[16];
  40
  41 /* Table B-7, mb_type in spat. scal. B-pictures, codes 0010..11xx */
  42 extern mpeg3_VLCtab_t mpeg3_spBMBtab0[14];
  43
  44 /* Table B-7, mb_type in spat. scal. B-pictures, codes 0000100..000111x */
  45 extern mpeg3_VLCtab_t mpeg3_spBMBtab1[12];
  46
  47 /* Table B-7, mb_type in spat. scal. B-pictures, codes 00000100x..000001111 */
  48 extern mpeg3_VLCtab_t mpeg3_spBMBtab2[8];
  49
  50 /* Table B-8, mb_type in spat. scal. B-pictures, codes 001..1xx */
  51 extern mpeg3_VLCtab_t mpeg3_SNRMBtab[8];
  52
  53 /* Table B-10, motion_code, codes 0001 ... 01xx */
  54 extern mpeg3_VLCtab_t mpeg3_MVtab0[8];
  55
  56 /* Table B-10, motion_code, codes 0000011 ... 000011x */
  57 extern mpeg3_VLCtab_t mpeg3_MVtab1[8];
  58
  59 /* Table B-10, motion_code, codes 0000001100 ... 000001011x */
  60 extern mpeg3_VLCtab_t mpeg3_MVtab2[12];
  61
  62 /* Table B-9, coded_block_pattern, codes 01000 ... 111xx */
  63 extern mpeg3_VLCtab_t mpeg3_CBPtab0[32];
  64
  65 /* Table B-9, coded_block_pattern, codes 00000100 ... 001111xx */
  66 extern mpeg3_VLCtab_t mpeg3_CBPtab1[64];
  67
  68 /* Table B-9, coded_block_pattern, codes 000000001 ... 000000111 */
  69 extern mpeg3_VLCtab_t mpeg3_CBPtab2[8];
  70
  71 /* Table B-1, macroblock_address_increment, codes 00010 ... 011xx */
  72 extern mpeg3_VLCtab_t mpeg3_MBAtab1[16];
  73
  74 /* Table B-1, macroblock_address_increment, codes 00000011000 ... 0000111xxxx */
  75 extern mpeg3_VLCtab_t mpeg3_MBAtab2[104];
  76
  77 /* Table B-12, dct_dc_size_luminance, codes 00xxx ... 11110 */
  78 extern mpeg3_VLCtab_t mpeg3_DClumtab0[32];
  79
  80 /* Table B-12, dct_dc_size_luminance, codes 111110xxx ... 111111111 */
  81 extern mpeg3_VLCtab_t mpeg3_DClumtab1[16];
  82
  83 /* Table B-13, dct_dc_size_chrominance, codes 00xxx ... 11110 */
  84 extern mpeg3_VLCtab_t mpeg3_DCchromtab0[32];
  85
  86 /* Table B-13, dct_dc_size_chrominance, codes 111110xxxx ... 1111111111 */
  87 extern mpeg3_VLCtab_t mpeg3_DCchromtab1[32];
  88
  89 /* Table B-14, DCT coefficients table zero,
  90  * codes 0100 ... 1xxx (used for first (DC) coefficient)
  91  */
  92 extern mpeg3_DCTtab_t mpeg3_DCTtabfirst[12];
  93
  94 /* Table B-14, DCT coefficients table zero,
  95  * codes 0100 ... 1xxx (used for all other coefficients)
  96  */
  97 extern mpeg3_DCTtab_t mpeg3_DCTtabnext[12];
  98
  99 /* Table B-14, DCT coefficients table zero,
 100  * codes 000001xx ... 00111xxx
 101  */
 102 extern mpeg3_DCTtab_t mpeg3_DCTtab0[60];
 103
 104 /* Table B-15, DCT coefficients table one,
 105  * codes 000001xx ... 11111111
 106 */
 107 extern mpeg3_DCTtab_t mpeg3_DCTtab0a[252];
 108
 109 /* Table B-14, DCT coefficients table zero,
 110  * codes 0000001000 ... 0000001111
 111  */
 112 extern mpeg3_DCTtab_t mpeg3_DCTtab1[8];
 113
 114 /* Table B-15, DCT coefficients table one,
 115  * codes 000000100x ... 000000111x
 116  */
 117 extern mpeg3_DCTtab_t mpeg3_DCTtab1a[8];
 118
 119 /* Table B-14/15, DCT coefficients table zero / one,
 120  * codes 000000010000 ... 000000011111
 121  */
 122 extern mpeg3_DCTtab_t mpeg3_DCTtab2[16];
 123
 124 /* Table B-14/15, DCT coefficients table zero / one,
 125  * codes 0000000010000 ... 0000000011111
 126  */
 127 extern mpeg3_DCTtab_t mpeg3_DCTtab3[16];
 128
 129 /* Table B-14/15, DCT coefficients table zero / one,
 130  * codes 00000000010000 ... 00000000011111
 131  */
 132 extern mpeg3_DCTtab_t mpeg3_DCTtab4[16];
 133
 134 /* Table B-14/15, DCT coefficients table zero / one,
 135  * codes 000000000010000 ... 000000000011111
 136  */
 137 extern mpeg3_DCTtab_t mpeg3_DCTtab5[16];
 138
 139 /* Table B-14/15, DCT coefficients table zero / one,
 140  * codes 0000000000010000 ... 0000000000011111
 141  */
 142 extern mpeg3_DCTtab_t mpeg3_DCTtab6[16];
 143
 144
 145 #endif