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FFmpeg/libavcodec/vp6data.h

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  1. /*

  2.  * Copyright (C) 2006  Aurelien Jacobs <aurel@gnuage.org>

  3.  *

  4.  * This file is part of FFmpeg.

  5.  *

  6.  * FFmpeg is free software; you can redistribute it and/or

  7.  * modify it under the terms of the GNU Lesser General Public

  8.  * License as published by the Free Software Foundation; either

  9.  * version 2.1 of the License, or (at your option) any later version.

  10.  *

  11.  * FFmpeg is distributed in the hope that it will be useful,

  12.  * but WITHOUT ANY WARRANTY; without even the implied warranty of

  13.  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

  14.  * Lesser General Public License for more details.

  15.  *

  16.  * You should have received a copy of the GNU Lesser General Public

  17.  * License along with FFmpeg; if not, write to the Free Software

  18.  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA

  19.  */

  20. 

  21. /**

  22.  * @file

  23.  * VP6 compatible video decoder

  24.  */

  25. 

  26. #ifndef AVCODEC_VP6DATA_H

  27. #define AVCODEC_VP6DATA_H

  28. 

  29. #include "vp56data.h"

  30. 

  31. static const uint8_t vp6_def_fdv_vector_model[2][8] = {

  32.     { 247, 210, 135, 68, 138, 220, 239, 246 },

  33.     { 244, 184, 201, 44, 173, 221, 239, 253 },

  34. };

  35. 

  36. static const uint8_t vp6_def_pdv_vector_model[2][7] = {

  37.     { 225, 146, 172, 147, 214,  39, 156 },

  38.     { 204, 170, 119, 235, 140, 230, 228 },

  39. };

  40. 

  41. static const uint8_t vp6_def_coeff_reorder[] = {

  42.      0,  0,  1,  1,  1,  2,  2,  2,

  43.      2,  2,  2,  3,  3,  4,  4,  4,

  44.      5,  5,  5,  5,  6,  6,  7,  7,

  45.      7,  7,  7,  8,  8,  9,  9,  9,

  46.      9,  9,  9, 10, 10, 11, 11, 11,

  47.     11, 11, 11, 12, 12, 12, 12, 12,

  48.     12, 13, 13, 13, 13, 13, 14, 14,

  49.     14, 14, 15, 15, 15, 15, 15, 15,

  50. };

  51. 

  52. static const uint8_t vp6_def_runv_coeff_model[2][14] = {

  53.     { 198, 197, 196, 146, 198, 204, 169, 142, 130, 136, 149, 149, 191, 249 },

  54.     { 135, 201, 181, 154,  98, 117, 132, 126, 146, 169, 184, 240, 246, 254 },

  55. };

  56. 

  57. static const uint8_t vp6_sig_dct_pct[2][2] = {

  58.     { 237, 246 },

  59.     { 231, 243 },

  60. };

  61. 

  62. static const uint8_t vp6_pdv_pct[2][7] = {

  63.     { 253, 253, 254, 254, 254, 254, 254 },

  64.     { 245, 253, 254, 254, 254, 254, 254 },

  65. };

  66. 

  67. static const uint8_t vp6_fdv_pct[2][8] = {

  68.     { 254, 254, 254, 254, 254, 250, 250, 252 },

  69.     { 254, 254, 254, 254, 254, 251, 251, 254 },

  70. };

  71. 

  72. static const uint8_t vp6_dccv_pct[2][11] = {

  73.     { 146, 255, 181, 207, 232, 243, 238, 251, 244, 250, 249 },

  74.     { 179, 255, 214, 240, 250, 255, 244, 255, 255, 255, 255 },

  75. };

  76. 

  77. static const uint8_t vp6_coeff_reorder_pct[] =  {

  78.     255, 132, 132, 159, 153, 151, 161, 170,

  79.     164, 162, 136, 110, 103, 114, 129, 118,

  80.     124, 125, 132, 136, 114, 110, 142, 135,

  81.     134, 123, 143, 126, 153, 183, 166, 161,

  82.     171, 180, 179, 164, 203, 218, 225, 217,

  83.     215, 206, 203, 217, 229, 241, 248, 243,

  84.     253, 255, 253, 255, 255, 255, 255, 255,

  85.     255, 255, 255, 255, 255, 255, 255, 255,

  86. };

  87. 

  88. static const uint8_t vp6_runv_pct[2][14] = {

  89.   { 219, 246, 238, 249, 232, 239, 249, 255, 248, 253, 239, 244, 241, 248 },

  90.   { 198, 232, 251, 253, 219, 241, 253, 255, 248, 249, 244, 238, 251, 255 },

  91. };

  92. 

  93. static const uint8_t vp6_ract_pct[3][2][6][11] = {

  94.   { { { 227, 246, 230, 247, 244, 255, 255, 255, 255, 255, 255 },

  95.       { 255, 255, 209, 231, 231, 249, 249, 253, 255, 255, 255 },

  96.       { 255, 255, 225, 242, 241, 251, 253, 255, 255, 255, 255 },

  97.       { 255, 255, 241, 253, 252, 255, 255, 255, 255, 255, 255 },

  98.       { 255, 255, 248, 255, 255, 255, 255, 255, 255, 255, 255 },

  99.       { 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 } },

  100.     { { 240, 255, 248, 255, 255, 255, 255, 255, 255, 255, 255 },

  101.       { 255, 255, 240, 253, 255, 255, 255, 255, 255, 255, 255 },

  102.       { 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 },

  103.       { 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 },

  104.       { 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 },

  105.       { 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 } } },

  106.   { { { 206, 203, 227, 239, 247, 255, 253, 255, 255, 255, 255 },

  107.       { 207, 199, 220, 236, 243, 252, 252, 255, 255, 255, 255 },

  108.       { 212, 219, 230, 243, 244, 253, 252, 255, 255, 255, 255 },

  109.       { 236, 237, 247, 252, 253, 255, 255, 255, 255, 255, 255 },

  110.       { 240, 240, 248, 255, 255, 255, 255, 255, 255, 255, 255 },

  111.       { 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 } },

  112.     { { 230, 233, 249, 255, 255, 255, 255, 255, 255, 255, 255 },

  113.       { 238, 238, 250, 255, 255, 255, 255, 255, 255, 255, 255 },

  114.       { 248, 251, 255, 255, 255, 255, 255, 255, 255, 255, 255 },

  115.       { 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 },

  116.       { 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 },

  117.       { 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 } } },

  118.   { { { 225, 239, 227, 231, 244, 253, 243, 255, 255, 253, 255 },

  119.       { 232, 234, 224, 228, 242, 249, 242, 252, 251, 251, 255 },

  120.       { 235, 249, 238, 240, 251, 255, 249, 255, 253, 253, 255 },

  121.       { 249, 253, 251, 250, 255, 255, 255, 255, 255, 255, 255 },

  122.       { 251, 250, 249, 255, 255, 255, 255, 255, 255, 255, 255 },

  123.       { 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 } },

  124.     { { 243, 244, 250, 250, 255, 255, 255, 255, 255, 255, 255 },

  125.       { 249, 248, 250, 253, 255, 255, 255, 255, 255, 255, 255 },

  126.       { 253, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 },

  127.       { 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 },

  128.       { 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 },

  129.       { 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 } } }

  130. };

  131. 

  132. static const int vp6_dccv_lc[3][5][2] = {

  133.   { { 122, 133 }, { 0, 1 }, { 78,  171 }, { 139, 117 }, { 168, 79 } },

  134.   { { 133,  51 }, { 0, 1 }, { 169,  71 }, { 214,  44 }, { 210, 38 } },

  135.   { { 142, -16 }, { 0, 1 }, { 221, -30 }, { 246,  -3 }, { 203, 17 } },

  136. };

  137. 

  138. static const uint8_t vp6_coeff_groups[] = {

  139.     0, 0, 1, 1, 1, 2, 2, 2,

  140.     2, 2, 2, 3, 3, 3, 3, 3,

  141.     3, 3, 3, 3, 3, 3, 4, 4,

  142.     4, 4, 4, 4, 4, 4, 4, 4,

  143.     4, 4, 4, 4, 4, 5, 5, 5,

  144.     5, 5, 5, 5, 5, 5, 5, 5,

  145.     5, 5, 5, 5, 5, 5, 5, 5,

  146.     5, 5, 5, 5, 5, 5, 5, 5,

  147. };

  148. 

  149. static const int16_t vp6_block_copy_filter[17][8][4] = {

  150.   { {   0, 128,   0,   0  },  /* 0 */

  151.     {  -3, 122,   9,   0  },

  152.     {  -4, 109,  24,  -1  },

  153.     {  -5,  91,  45,  -3  },

  154.     {  -4,  68,  68,  -4  },

  155.     {  -3,  45,  91,  -5  },

  156.     {  -1,  24, 109,  -4  },

  157.     {   0,   9, 122,  -3  } },

  158.   { {   0, 128,   0,   0  },  /* 1 */

  159.     {  -4, 124,   9,  -1  },

  160.     {  -5, 110,  25,  -2  },

  161.     {  -6,  91,  46,  -3  },

  162.     {  -5,  69,  69,  -5  },

  163.     {  -3,  46,  91,  -6  },

  164.     {  -2,  25, 110,  -5  },

  165.     {  -1,   9, 124,  -4  } },

  166.   { {   0, 128,   0,   0  },  /* 2 */

  167.     {  -4, 123,  10,  -1  },

  168.     {  -6, 110,  26,  -2  },

  169.     {  -7,  92,  47,  -4  },

  170.     {  -6,  70,  70,  -6  },

  171.     {  -4,  47,  92,  -7  },

  172.     {  -2,  26, 110,  -6  },

  173.     {  -1,  10, 123,  -4  } },

  174.   { {   0, 128,   0,   0  },  /* 3 */

  175.     {  -5, 124,  10,  -1  },

  176.     {  -7, 110,  27,  -2  },

  177.     {  -7,  91,  48,  -4  },

  178.     {  -6,  70,  70,  -6  },

  179.     {  -4,  48,  92,  -8  },

  180.     {  -2,  27, 110,  -7  },

  181.     {  -1,  10, 124,  -5  } },

  182.   { {   0, 128,   0,   0  },  /* 4 */

  183.     {  -6, 124,  11,  -1  },

  184.     {  -8, 111,  28,  -3  },

  185.     {  -8,  92,  49,  -5  },

  186.     {  -7,  71,  71,  -7  },

  187.     {  -5,  49,  92,  -8  },

  188.     {  -3,  28, 111,  -8  },

  189.     {  -1,  11, 124,  -6  } },

  190.   { {  0,  128,   0,   0  },  /* 5 */

  191.     {  -6, 123,  12,  -1  },

  192.     {  -9, 111,  29,  -3  },

  193.     {  -9,  93,  50,  -6  },

  194.     {  -8,  72,  72,  -8  },

  195.     {  -6,  50,  93,  -9  },

  196.     {  -3,  29, 111,  -9  },

  197.     {  -1,  12, 123,  -6  } },

  198.   { {   0, 128,   0,   0  },  /* 6 */

  199.     {  -7, 124,  12,  -1  },

  200.     { -10, 111,  30,  -3  },

  201.     { -10,  93,  51,  -6  },

  202.     {  -9,  73,  73,  -9  },

  203.     {  -6,  51,  93, -10  },

  204.     {  -3,  30, 111, -10  },

  205.     {  -1,  12, 124,  -7  } },

  206.   { {   0, 128,   0,   0  },  /* 7 */

  207.     {  -7, 123,  13,  -1  },

  208.     { -11, 112,  31,  -4  },

  209.     { -11,  94,  52,  -7  },

  210.     { -10,  74,  74, -10  },

  211.     {  -7,  52,  94, -11  },

  212.     {  -4,  31, 112, -11  },

  213.     {  -1,  13, 123,  -7  } },

  214.   { {   0, 128,   0,  0  },  /* 8 */

  215.     {  -8, 124,  13,  -1  },

  216.     { -12, 112,  32,  -4  },

  217.     { -12,  94,  53,  -7  },

  218.     { -10,  74,  74, -10  },

  219.     {  -7,  53,  94, -12  },

  220.     {  -4,  32, 112, -12  },

  221.     {  -1,  13, 124,  -8  } },

  222.   { {   0, 128,   0,   0  },  /* 9 */

  223.     {  -9, 124,  14,  -1  },

  224.     { -13, 112,  33,  -4  },

  225.     { -13,  95,  54,  -8  },

  226.     { -11,  75,  75, -11  },

  227.     {  -8,  54,  95, -13  },

  228.     {  -4,  33, 112, -13  },

  229.     {  -1,  14, 124,  -9  } },

  230.   { {   0, 128,   0,   0  },  /* 10 */

  231.     {  -9, 123,  15,  -1  },

  232.     { -14, 113,  34,  -5  },

  233.     { -14,  95,  55,  -8  },

  234.     { -12,  76,  76, -12  },

  235.     {  -8,  55,  95, -14  },

  236.     {  -5,  34, 112, -13  },

  237.     {  -1,  15, 123,  -9  } },

  238.   { {   0, 128,   0,   0  },  /* 11 */

  239.     { -10, 124,  15,  -1  },

  240.     { -14, 113,  34,  -5  },

  241.     { -15,  96,  56,  -9  },

  242.     { -13,  77,  77, -13  },

  243.     {  -9,  56,  96, -15  },

  244.     {  -5,  34, 113, -14  },

  245.     {  -1,  15, 124, -10  } },

  246.   { {   0, 128,   0,   0  },  /* 12 */

  247.     { -10, 123,  16,  -1  },

  248.     { -15, 113,  35,  -5  },

  249.     { -16,  98,  56, -10  },

  250.     { -14,  78,  78, -14  },

  251.     { -10,  56,  98, -16  },

  252.     {  -5,  35, 113, -15  },

  253.     {  -1,  16, 123, -10  } },

  254.   { {   0, 128,   0,   0  },  /* 13 */

  255.     { -11, 124,  17,  -2  },

  256.     { -16, 113,  36,  -5  },

  257.     { -17,  98,  57, -10  },

  258.     { -14,  78,  78, -14  },

  259.     { -10,  57,  98, -17  },

  260.     {  -5,  36, 113, -16  },

  261.     {  -2,  17, 124, -11  } },

  262.   { {   0, 128,   0,   0  },  /* 14 */

  263.     { -12, 125,  17,  -2  },

  264.     { -17, 114,  37,  -6  },

  265.     { -18,  99,  58, -11  },

  266.     { -15,  79,  79, -15  },

  267.     { -11,  58,  99, -18  },

  268.     {  -6,  37, 114, -17  },

  269.     {  -2,  17, 125, -12  } },

  270.   { {   0, 128,   0,   0  },  /* 15 */

  271.     { -12, 124,  18,  -2  },

  272.     { -18, 114,  38,  -6  },

  273.     { -19,  99,  59, -11  },

  274.     { -16,  80,  80, -16  },

  275.     { -11,  59,  99, -19  },

  276.     {  -6,  38, 114, -18  },

  277.     {  -2,  18, 124, -12  } },

  278.   { {   0, 128,   0,   0  },  /* 16 */

  279.     {  -4, 118,  16,  -2  },

  280.     {  -7, 106,  34,  -5  },

  281.     {  -8,  90,  53,  -7  },

  282.     {  -8,  72,  72,  -8  },

  283.     {  -7,  53,  90,  -8  },

  284.     {  -5,  34, 106,  -7  },

  285.     {  -2,  16, 118,  -4  } },

  286. };

  287. 

  288. static const VP56Tree vp6_pcr_tree[] = {

  289.     { 8, 0},

  290.     { 4, 1},

  291.     { 2, 2}, {-1}, {-2},

  292.     { 2, 3}, {-3}, {-4},

  293.     { 8, 4},

  294.     { 4, 5},

  295.     { 2, 6}, {-5}, {-6},

  296.     { 2, 7}, {-7}, {-8},

  297.              {-0},

  298. };

  299. 

  300. static const uint8_t vp6_coord_div[] = { 4, 4, 4, 4, 8, 8 };

  301. 

  302. static const uint8_t vp6_huff_coeff_map[] = {

  303.     13, 14, 11, 0, 1, 15, 16, 18, 2, 17, 3, 4, 19, 20, 5, 6, 21, 22, 7, 8, 9, 10

  304. };

  305. 

  306. static const uint8_t vp6_huff_run_map[] = {

  307.     10, 13, 11, 12, 0, 1, 2, 3, 14, 8, 15, 16, 4, 5, 6, 7

  308. };

  309. 

  310. #endif /* AVCODEC_VP6DATA_H */