quicktime/ffmpeg/libavcodec/vc9data.h

   1 /**
   2  * @file vc9data.h
   3  * VC9 tables.
   4  */
   5
   6 #ifndef VC9DATA_H
   7 #define VC9DATA_H
   8
   9 /* bfraction is fractional, we scale to the GCD 3*5*7*8 = 840 */
  10 const int16_t vc9_bfraction_lut[23] = {
  11   420 /*1/2*/, 280 /*1/3*/, 560 /*2/3*/, 210 /*1/4*/,
  12   630 /*3/4*/, 168 /*1/5*/, 336 /*2/5*/,
  13   504 /*3/5*/, 672 /*4/5*/, 140 /*1/6*/, 700 /*5/6*/,
  14   120 /*1/7*/, 240 /*2/7*/, 360 /*3/7*/, 480 /*4/7*/,
  15   600 /*5/7*/, 720 /*6/7*/, 105 /*1/8*/, 315 /*3/8*/,
  16   525 /*5/8*/, 735 /*7/8*/,
  17   -1 /*inv.*/, 0 /*BI fm*/
  18 };
  19 const uint8_t vc9_bfraction_bits[23] = {
  20     3, 3, 3, 3,
  21     3, 3, 3,
  22     7, 7, 7, 7,
  23     7, 7, 7, 7,
  24     7, 7, 7, 7,
  25     7, 7,
  26     7, 7
  27 };
  28 const uint8_t vc9_bfraction_codes[23] = {
  29      0,   1,   2,   3,
  30      4,   5,   6,
  31    112, 113, 114, 115,
  32    116, 117, 118, 119,
  33    120, 121, 122, 123,
  34    124, 125,
  35    126, 127
  36 };
  37
  38 //Same as H.264
  39 static const AVRational vc9_pixel_aspect[16]={
  40  {0, 1},
  41  {1, 1},
  42  {12, 11},
  43  {10, 11},
  44  {16, 11},
  45  {40, 33},
  46  {24, 11},
  47  {20, 11},
  48  {32, 11},
  49  {80, 33},
  50  {18, 11},
  51  {15, 11},
  52  {64, 33},
  53  {160, 99},
  54  {0, 1},
  55  {0, 1}
  56 };
  57
  58 /* BitPlane IMODE - such a small table... */
  59 static const uint8_t vc9_imode_codes[7] = {
  60   0, 2, 1, 3, 1, 2, 3
  61 };
  62 static const uint8_t vc9_imode_bits[7] = {
  63   4, 2, 3, 2, 4, 3, 3
  64 };
  65
  66 /* Normal-2 imode */
  67 static const uint8_t vc9_norm2_codes[4] = {
  68   0, 4, 5, 3
  69 };
  70 static const uint8_t vc9_norm2_bits[4] = {
  71   1, 3, 3, 2
  72 };
  73
  74 static const uint16_t vc9_norm6_codes[64] = {
  75 0x001, 0x002, 0x003, 0x000, 0x004, 0x001, 0x002, 0x047, 0x005, 0x003, 0x004, 0x04B, 0x005, 0x04D, 0x04E, 0x30E,
  76 0x006, 0x006, 0x007, 0x053, 0x008, 0x055, 0x056, 0x30D, 0x009, 0x059, 0x05A, 0x30C, 0x05C, 0x30B, 0x30A, 0x037,
  77 0x007, 0x00A, 0x00B, 0x043, 0x00C, 0x045, 0x046, 0x309, 0x00D, 0x049, 0x04A, 0x308, 0x04C, 0x307, 0x306, 0x036,
  78 0x00E, 0x051, 0x052, 0x305, 0x054, 0x304, 0x303, 0x035, 0x058, 0x302, 0x301, 0x034, 0x300, 0x033, 0x032, 0x007,
  79 };
  80
  81 static const uint8_t vc9_norm6_bits[64] = {
  82  1,  4,  4,  8,  4,  8,  8, 10,  4,  8,  8, 10,  8, 10, 10, 13,
  83  4,  8,  8, 10,  8, 10, 10, 13,  8, 10, 10, 13, 10, 13, 13,  9,
  84  4,  8,  8, 10,  8, 10, 10, 13,  8, 10, 10, 13, 10, 13, 13,  9,
  85  8, 10, 10, 13, 10, 13, 13,  9, 10, 13, 13,  9, 13,  9,  9,  6,
  86 };
  87 /* Normal-6 imode */
  88 static const uint8_t vc9_norm6_spec[64][5] = {
  89 { 0,  1, 1        },
  90 { 1,  2, 4        },
  91 { 2,  3, 4        },
  92 { 3,  0, 8        },
  93 { 4,  4, 4        },
  94 { 5,  1, 8        },
  95 { 6,  2, 8        },
  96 { 7,  2, 5,  7, 5 },
  97 { 8,  5, 4        },
  98 { 9,  3, 8        },
  99 {10,  4, 8        },
 100 {11,  2, 5, 11, 5 },
 101 {12,  5, 8        },
 102 {13,  2, 5, 13, 5 },
 103 {14,  2, 5, 14, 5 },
 104 {15,  3, 5, 14, 8 },
 105 {16,  6, 4        },
 106 {17,  6, 8        },
 107 {18,  7, 8        },
 108 {19,  2, 5, 19, 5 },
 109 {20,  8, 8        },
 110 {21,  2, 5, 21, 5 },
 111 {22,  2, 5, 22, 5 },
 112 {23,  3, 5, 13, 8 },
 113 {24,  9, 8        },
 114 {25,  2, 5, 25, 5 },
 115 {26,  2, 5, 26, 5 },
 116 {27,  3, 5, 12, 8 },
 117 {28,  2, 5, 28, 5 },
 118 {29,  3, 5, 11, 8 },
 119 {30,  3, 5, 10, 8 },
 120 {31,  3, 5,  7, 4 },
 121 {32,  7, 4        },
 122 {33, 10, 8        },
 123 {34, 11, 8        },
 124 {35,  2, 5,  3, 5 },
 125 {36, 12, 8        },
 126 {37,  2, 5,  5, 5 },
 127 {38,  2, 5,  6, 5 },
 128 {39,  3, 5,  9, 8 },
 129 {40, 13, 8        },
 130 {41,  2, 5,  9, 5 },
 131 {42,  2, 5, 10, 5 },
 132 {43,  3, 5,  8, 8 },
 133 {44,  2, 5, 12, 5 },
 134 {45,  3, 5,  7, 8 },
 135 {46,  3, 5,  6, 8 },
 136 {47,  3, 5,  6, 4 },
 137 {48, 14, 8        },
 138 {49,  2, 5, 17, 5 },
 139 {50,  2, 5, 18, 5 },
 140 {51,  3, 5,  5, 8 },
 141 {52,  2, 5, 20, 5 },
 142 {53,  3, 5,  4, 8 },
 143 {54,  3, 5,  3, 8 },
 144 {55,  3, 5,  5, 4 },
 145 {56,  2, 5, 24, 5 },
 146 {57,  3, 5,  2, 8 },
 147 {58,  3, 5,  1, 8 },
 148 {59,  3, 5,  4, 4 },
 149 {60,  3, 5,  0, 8 },
 150 {61,  3, 5,  3, 4 },
 151 {62,  3, 5,  2, 4 },
 152 {63,  3, 5,  1, 1 },
 153 };
 154
 155 /* 4MV Block pattern VLC tables */
 156 static const uint8_t vc9_4mv_block_pattern_codes[4][16] = {
 157   { 14, 58, 59, 25, 12, 26, 15, 15, 13, 24, 27,  0, 28,  1,  2,  2},
 158   {  8, 18, 19,  4, 20,  5, 30, 11, 21, 31,  6, 12,  7, 13, 14,  0},
 159   { 15,  6,  7,  2,  8,  3, 28,  9, 10, 29,  4, 11,  5, 12, 13,  0},
 160   {  0, 11, 12,  4, 13,  5, 30, 16, 14, 31,  6, 17,  7, 18, 19, 19}
 161 };
 162 static const uint8_t vc9_4mv_block_pattern_bits[4][16] = {
 163   { 5, 6, 6, 5, 5, 5, 5, 4, 5, 5, 5, 3, 5, 3, 3, 2},
 164   { 4, 5, 5, 4, 5, 4, 5, 4, 5, 5, 4, 4, 4, 4, 4, 2},
 165   { 4, 4, 4, 4, 4, 4, 5, 4, 4, 5, 4, 4, 4, 4, 4, 3},
 166   { 2, 4, 4, 4, 4, 4, 5, 5, 4, 5, 4, 5, 4, 5, 5, 4}
 167 };
 168
 169 const uint8_t wmv3_dc_scale_table[32]={
 170     0, 4, 6, 8, 8, 8, 9, 9,10,10,11,11,12,12,13,13,14,14,15,15,16,16,17,17,18,18,19,19,20,20,21,21
 171 };
 172
 173 /* P-Picture CBPCY VLC tables */
 174 static const uint16_t vc9_cbpcy_p_codes[4][64] = {
 175   {
 176       0,   1,   1,   4,   5,   1,  12,   4,  13,  14,  10,  11,  12,   7,  13,   2,
 177      15,   1,  96,   1,  49,  97,   2, 100,   3,   4,   5, 101, 102,  52,  53,   4,
 178       6,   7,  54, 103,   8,   9,  10, 110,  11,  12, 111,  56, 114,  58, 115,   5,
 179      13,   7,   8,   9,  10,  11,  12,  30,  13,  14,  15, 118, 119,  62,  63,   3
 180   },
 181   {
 182       0,   1,   2,   1,   3,   1,  16,  17,   5,  18,  12,  19,  13,   1,  28,  58,
 183       1,   1,   1,   2,   3,   2,   3, 236, 237,   4,   5, 238,   6,   7, 239,   8,
 184       9, 240,  10,  11, 121, 122,  12,  13,  14,  15, 241, 246,  16,  17, 124,  63,
 185      18,  19,  20,  21,  22,  23,  24,  25,  26,  27,  28,  29,  30,  31, 247, 125
 186   },
 187   {
 188       0,   1,   2,   3,   2,   3,   1,   4,   5,  24,   7,  13,  16,  17,   9,   5,
 189      25,   1,   1,   1,   2,   3,  96, 194,   1,   2,  98,  99, 195, 200, 101,  26,
 190     201, 102, 412, 413, 414,  54, 220, 111, 221,   3, 224, 113, 225, 114, 230,  29,
 191     231, 415, 240,   4, 241, 484,   5, 243,   3, 244, 245, 485, 492, 493, 247,  31
 192   },
 193   {
 194       0,   1,   1,   1,   2,   2,   3,   4,   3,   5,   6,   7,   8,   9,  10,  11,
 195      12,  13,  14,  15,  16,  17,  18,  19,  20,  21,  22,  23,  24,  25,  26,  27,
 196      28,  29,  30,  31,  32,  33,  34,  35,  36,  37,  38,  39,  40,  41,  42,  43,
 197      44,  45,  46,  47,  48,  49,  50,  51,  52,  53,  54,  55,  28,  29,  30,  31
 198    }
 199 };
 200 static const uint8_t vc9_cbpcy_p_bits[4][64] = {
 201   {
 202     13,  6,  5,  6,  6,  7,  7,  5,  7,  7,  6,  6,  6,  5,  6,  3,
 203      7,  8,  8, 13,  7,  8, 13,  8, 13, 13, 13,  8,  8,  7,  7,  3,
 204     13, 13,  7,  8, 13, 13, 13,  8, 13, 13,  8,  7,  8,  7,  8,  3,
 205     13, 12, 12, 12, 12, 12, 12,  6, 12, 12, 12,  8,  8,  7,  7,  2
 206   },
 207   {
 208     14,  3,  3,  5,  3,  4,  5,  5,  3,  5,  4,  5,  4,  6,  5,  6,
 209      8, 14, 13,  8,  8, 13, 13,  8,  8, 13, 13,  8, 13, 13,  8, 13,
 210     13,  8, 13, 13,  7,  7, 13, 13, 13, 13,  8,  8, 13, 13,  7,  6,
 211     13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13,  8,  7
 212   },
 213   {
 214     13,  5,  5,  5,  4,  4,  6,  4,  4,  6,  4,  5,  5,  5,  4,  3,
 215      6,  8, 10,  9,  8,  8,  7,  8, 13, 13,  7,  7,  8,  8,  7,  5,
 216      8,  7,  9,  9,  9,  6,  8,  7,  8, 13,  8,  7,  8,  7,  8,  5,
 217      8,  9,  8, 13,  8,  9, 13,  8, 12,  8,  8,  9,  9,  9,  8,  5
 218   },
 219   {
 220      9,  2,  3,  9,  2,  9,  9,  9,  2,  9,  9,  9,  9,  9,  9,  9,
 221      9,  9,  9,  9,  9,  9,  9,  9,  9,  9,  9,  9,  9,  9,  9,  9,
 222      9,  9,  9,  9,  9,  9,  9,  9,  9,  9,  9,  9,  9,  9,  9,  9,
 223      9,  9,  9,  9,  9,  9,  9,  9,  9,  9,  9,  9,  8,  8,  8,  8
 224   }
 225 };
 226
 227 /* MacroBlock Transform Type: 7.1.3.11, p89
 228  * 8x8:B
 229  * 8x4:B:btm  8x4:B:top  8x4:B:both,
 230  * 4x8:B:right  4x8:B:left  4x8:B:both
 231  * 4x4:B  8x8:MB
 232  * 8x4:MB:btm  8x4:MB:top  8x4,MB,both
 233  * 4x8,MB,right  4x8,MB,left
 234  * 4x4,MB                               */
 235 static const uint16_t vc9_ttmb_codes[3][16] = {
 236   {
 237     0x0003,
 238     0x002E, 0x005F, 0x0000,
 239     0x0016, 0x0015, 0x0001,
 240     0x0004, 0x0014,
 241     0x02F1, 0x0179, 0x017B,
 242     0x0BC0, 0x0BC1, 0x05E1,
 243     0x017A
 244   },
 245   {
 246     0x0006,
 247     0x0006, 0x0003, 0x0007,
 248     0x000F, 0x000E, 0x0000,
 249     0x0002, 0x0002,
 250     0x0014, 0x0011, 0x000B,
 251     0x0009, 0x0021, 0x0015,
 252     0x0020
 253   },
 254   {
 255     0x0006,
 256     0x0000, 0x000E, 0x0005,
 257     0x0002, 0x0003, 0x0003,
 258     0x000F, 0x0002,
 259     0x0081, 0x0021, 0x0009,
 260     0x0101, 0x0041, 0x0011,
 261     0x0100
 262   }
 263 };
 264
 265 static const uint8_t vc9_ttmb_bits[3][16] = {
 266   {
 267      2,
 268      6,  7,  2,
 269      5,  5,  2,
 270      3,  5,
 271     10,  9,  9,
 272     12, 12, 11,
 273      9
 274   },
 275   {
 276     3,
 277     4, 4, 4,
 278     4, 4, 3,
 279     3, 2,
 280     7, 7, 6,
 281     6, 8, 7,
 282     8
 283   },
 284   {
 285      3,
 286      3, 4, 5,
 287      3, 3, 4,
 288      4, 2,
 289     10, 8, 6,
 290     11, 9, 7,
 291     11
 292   }
 293 };
 294
 295 /* TTBLK (Transform Type per Block) tables */
 296 static const uint8_t vc9_ttblk_codes[3][8] = {
 297   {  0,  1,  3,  5, 16, 17, 18, 19},
 298   {  3,  0,  1,  2,  3,  5,  8,  9},
 299   {  1,  0,  1,  4,  6,  7, 10, 11}
 300 };
 301 static const uint8_t vc9_ttblk_bits[3][8] = {
 302   {  2,  2,  2,  3,  5,  5,  5,  5},
 303   {  2,  3,  3,  3,  3,  3,  4,  4},
 304   {  2,  3,  3,  3,  3,  3,  4,  4}
 305 };
 306
 307 /* SUBBLKPAT tables, p93-94, reordered */
 308 static const uint8_t vc9_subblkpat_codes[3][15] = {
 309   { 14, 12,  7, 11,  9, 26,  2, 10, 27,  8,  0,  6,  1, 15,  1},
 310   { 14,  0,  8, 15, 10,  4, 23, 13,  5,  9, 25,  3, 24, 22,  1},
 311   {  5,  6,  2,  2,  8,  0, 28,  3,  1,  3, 29,  1, 19, 18, 15}
 312 };
 313 static const uint8_t vc9_subblkpat_bits[3][15] = {
 314   {  5,  5,  5,  5,  5,  6,  4,  5,  6,  5,  4,  5,  4,  5,  1},
 315   {  4,  3,  4,  4,  4,  5,  5,  4,  5,  4,  5,  4,  5,  5,  2},
 316   {  3,  3,  4,  3,  4,  5,  5,  3,  5,  4,  5,  4,  5,  5,  4}
 317 };
 318
 319 /* MV differential tables, p265 */
 320 static const uint16_t vc9_mv_diff_codes[4][73] = {
 321   {
 322        0,    2,    3,    8,  576,    3,    2,    6,
 323        5,  577,  578,    7,    8,    9,   40,   19,
 324       37,   82,   21,   22,   23,  579,  580,  166,
 325       96,  167,   49,  194,  195,  581,  582,  583,
 326      292,  293,  294,   13,    2,    7,   24,   50,
 327      102,  295,   13,    7,    8,   18,   50,  103,
 328       38,   20,   21,   22,   39,  204,  103,   23,
 329       24,   25,  104,  410,  105,  106,  107,  108,
 330      109,  220,  411,  442,  222,  443,  446,  447,
 331        7 /* 73 elements */
 332   },
 333   {
 334        0,    4,    5,    3,    4,    3,    4,    5,
 335       20,    6,   21,   44,   45,   46, 3008,   95,
 336      112,  113,   57, 3009, 3010,  116,  117, 3011,
 337      118, 3012, 3013, 3014, 3015, 3016, 3017, 3018,
 338     3019, 3020, 3021, 3022,    1,    4,   15,  160,
 339      161,   41,    6,   11,   42,  162,   43,  119,
 340       56,   57,   58,  163,  236,  237, 3023,  119,
 341      120,  242,  122,  486, 1512,  487,  246,  494,
 342     1513,  495, 1514, 1515, 1516, 1517, 1518, 1519,
 343       31 /* 73 elements */
 344   },
 345   {
 346        0,  512,  513,  514,  515,    2,    3,  258,
 347      259,  260,  261,  262,  263,  264,  265,  266,
 348      267,  268,  269,  270,  271,  272,  273,  274,
 349      275,  276,  277,  278,  279,  280,  281,  282,
 350      283,  284,  285,  286,    1,    5,  287,  288,
 351      289,  290,    6,    7,  291,  292,  293,  294,
 352      295,  296,  297,  298,  299,  300,  301,  302,
 353      303,  304,  305,  306,  307,  308,  309,  310,
 354      311,  312,  313,  314,  315,  316,  317,  318,
 355      319 /* 73 elements */
 356   },
 357   {
 358        0,    1,    1,    2,    3,    4,    1,    5,
 359        4,    3,    5,    8,    6,    9,   10,   11,
 360       12,    7,  104,   14,  105,    4,   10,   15,
 361       11,    6,   14,    8,  106,  107,  108,   15,
 362      109,    9,   55,   10,    1,    2,    1,    2,
 363        3,   12,    6,    2,    6,    7,   28,    7,
 364       15,    8,    5,   18,   29,  152,   77,   24,
 365       25,   26,   39,  108,   13,  109,   55,   56,
 366       57,  116,   11,  153,  234,  235,  118,  119,
 367       15 /* 73 elements */
 368   }
 369 };
 370 static const uint8_t vc9_mv_diff_bits[4][73] = {
 371   {
 372      6,  7,  7,  8, 14,  6,  5,  6,  7, 14, 14,  6,  6,  6,  8,  9,
 373     10,  9,  7,  7,  7, 14, 14, 10,  9, 10,  8, 10, 10, 14, 14, 14,
 374     13, 13, 13,  6,  3,  5,  6,  8,  9, 13,  5,  4,  4,  5,  7,  9,
 375      6,  5,  5,  5,  6,  9,  8,  5,  5,  5,  7, 10,  7,  7,  7,  7,
 376      7,  8, 10,  9,  8,  9,  9,  9,  3 /* 73 elements */
 377   },
 378   {
 379      5,  7,  7,  6,  6,  5,  5,  6,  7,  5,  7,  8,  8,  8, 14,  9,
 380      9,  9,  8, 14, 14,  9,  9, 14,  9, 14, 14, 14, 14, 14, 14, 14,
 381     14, 14, 14, 14,  2,  3,  6,  8,  8,  6,  3,  4,  6,  8,  6,  9,
 382      6,  6,  6,  8,  8,  8, 14,  7,  7,  8,  7,  9, 13,  9,  8,  9,
 383     13,  9, 13, 13, 13, 13, 13, 13,  5 /* 73 elements */
 384
 385   },
 386   {
 387      3, 12, 12, 12, 12,  3,  4, 11, 11, 11, 11, 11, 11, 11, 11, 11,
 388     11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11,
 389     11, 11, 11, 11,  1,  5, 11, 11, 11, 11,  4,  4, 11, 11, 11, 11,
 390     11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11,
 391     11, 11, 11, 11, 11, 11, 11, 11, 11 /* 73 elements */
 392   },
 393   {
 394     15, 11, 15, 15, 15, 15, 12, 15, 12, 11, 12, 12, 15, 12, 12, 12,
 395     12, 15, 15, 12, 15, 10, 11, 12, 11, 10, 11, 10, 15, 15, 15, 11,
 396     15, 10, 14, 10,  4,  4,  5,  7,  8,  9,  5,  3,  4,  5,  6,  8,
 397      5,  4,  3,  5,  6,  8,  7,  5,  5,  5,  6,  7,  9,  7,  6,  6,
 398      6,  7, 10,  8,  8,  8,  7,  7,  4 /* 73 elements */
 399   }
 400 };
 401
 402 /* DC differentials low+hi-mo, p217 are the same as in msmpeg4data .h */
 403
 404 /* Scantables/ZZ scan are at 11.9 (p262) and 8.1.1.12 (p10) */
 405
 406 #endif /* VC9DATA_H */