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FFmpeg/libavcodec/dv_vlc_data.h

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  1. /*

  2.  * VLC constants for DV codec

  3.  * Copyright (c) 2002 Fabrice Bellard

  4.  *

  5.  * This file is part of FFmpeg.

  6.  *

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

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

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

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

  11.  *

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

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

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

  15.  * Lesser General Public License for more details.

  16.  *

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

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

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

  20.  */

  21. 

  22. /**

  23.  * @file

  24.  * VLC constants for DV codec.

  25.  */

  26. 

  27. #ifndef AVCODEC_DV_VLC_DATA_H

  28. #define AVCODEC_DV_VLC_DATA_H

  29. 

  30. #include <stdint.h>

  31. 

  32. #define NB_DV_VLC 409

  33. 

  34. /*

  35.  * There's a catch about the following three tables: the mapping they establish

  36.  * between (run, level) and vlc is not 1-1. So you have to watch out for that

  37.  * when building misc. tables. E.g. (1, 0) can be either 0x7cf or 0x1f82.

  38.  */

  39. static const uint16_t dv_vlc_bits[NB_DV_VLC] = {

  40.  0x0000, 0x0002, 0x0007, 0x0008, 0x0009, 0x0014, 0x0015, 0x0016,

  41.  0x0017, 0x0030, 0x0031, 0x0032, 0x0033, 0x0068, 0x0069, 0x006a,

  42.  0x006b, 0x006c, 0x006d, 0x006e, 0x006f, 0x00e0, 0x00e1, 0x00e2,

  43.  0x00e3, 0x00e4, 0x00e5, 0x00e6, 0x00e7, 0x00e8, 0x00e9, 0x00ea,

  44.  0x00eb, 0x00ec, 0x00ed, 0x00ee, 0x00ef, 0x01e0, 0x01e1, 0x01e2,

  45.  0x01e3, 0x01e4, 0x01e5, 0x01e6, 0x01e7, 0x01e8, 0x01e9, 0x01ea,

  46.  0x01eb, 0x01ec, 0x01ed, 0x01ee, 0x01ef, 0x03e0, 0x03e1, 0x03e2,

  47.  0x03e3, 0x03e4, 0x03e5, 0x03e6, 0x07ce, 0x07cf, 0x07d0, 0x07d1,

  48.  0x07d2, 0x07d3, 0x07d4, 0x07d5, 0x0fac, 0x0fad, 0x0fae, 0x0faf,

  49.  0x0fb0, 0x0fb1, 0x0fb2, 0x0fb3, 0x0fb4, 0x0fb5, 0x0fb6, 0x0fb7,

  50.  0x0fb8, 0x0fb9, 0x0fba, 0x0fbb, 0x0fbc, 0x0fbd, 0x0fbe, 0x0fbf,

  51.  0x1f80, 0x1f81, 0x1f82, 0x1f83, 0x1f84, 0x1f85, 0x1f86, 0x1f87,

  52.  0x1f88, 0x1f89, 0x1f8a, 0x1f8b, 0x1f8c, 0x1f8d, 0x1f8e, 0x1f8f,

  53.  0x1f90, 0x1f91, 0x1f92, 0x1f93, 0x1f94, 0x1f95, 0x1f96, 0x1f97,

  54.  0x1f98, 0x1f99, 0x1f9a, 0x1f9b, 0x1f9c, 0x1f9d, 0x1f9e, 0x1f9f,

  55.  0x1fa0, 0x1fa1, 0x1fa2, 0x1fa3, 0x1fa4, 0x1fa5, 0x1fa6, 0x1fa7,

  56.  0x1fa8, 0x1fa9, 0x1faa, 0x1fab, 0x1fac, 0x1fad, 0x1fae, 0x1faf,

  57.  0x1fb0, 0x1fb1, 0x1fb2, 0x1fb3, 0x1fb4, 0x1fb5, 0x1fb6, 0x1fb7,

  58.  0x1fb8, 0x1fb9, 0x1fba, 0x1fbb, 0x1fbc, 0x1fbd, 0x1fbe, 0x1fbf,

  59.  0x7f00, 0x7f01, 0x7f02, 0x7f03, 0x7f04, 0x7f05, 0x7f06, 0x7f07,

  60.  0x7f08, 0x7f09, 0x7f0a, 0x7f0b, 0x7f0c, 0x7f0d, 0x7f0e, 0x7f0f,

  61.  0x7f10, 0x7f11, 0x7f12, 0x7f13, 0x7f14, 0x7f15, 0x7f16, 0x7f17,

  62.  0x7f18, 0x7f19, 0x7f1a, 0x7f1b, 0x7f1c, 0x7f1d, 0x7f1e, 0x7f1f,

  63.  0x7f20, 0x7f21, 0x7f22, 0x7f23, 0x7f24, 0x7f25, 0x7f26, 0x7f27,

  64.  0x7f28, 0x7f29, 0x7f2a, 0x7f2b, 0x7f2c, 0x7f2d, 0x7f2e, 0x7f2f,

  65.  0x7f30, 0x7f31, 0x7f32, 0x7f33, 0x7f34, 0x7f35, 0x7f36, 0x7f37,

  66.  0x7f38, 0x7f39, 0x7f3a, 0x7f3b, 0x7f3c, 0x7f3d, 0x7f3e, 0x7f3f,

  67.  0x7f40, 0x7f41, 0x7f42, 0x7f43, 0x7f44, 0x7f45, 0x7f46, 0x7f47,

  68.  0x7f48, 0x7f49, 0x7f4a, 0x7f4b, 0x7f4c, 0x7f4d, 0x7f4e, 0x7f4f,

  69.  0x7f50, 0x7f51, 0x7f52, 0x7f53, 0x7f54, 0x7f55, 0x7f56, 0x7f57,

  70.  0x7f58, 0x7f59, 0x7f5a, 0x7f5b, 0x7f5c, 0x7f5d, 0x7f5e, 0x7f5f,

  71.  0x7f60, 0x7f61, 0x7f62, 0x7f63, 0x7f64, 0x7f65, 0x7f66, 0x7f67,

  72.  0x7f68, 0x7f69, 0x7f6a, 0x7f6b, 0x7f6c, 0x7f6d, 0x7f6e, 0x7f6f,

  73.  0x7f70, 0x7f71, 0x7f72, 0x7f73, 0x7f74, 0x7f75, 0x7f76, 0x7f77,

  74.  0x7f78, 0x7f79, 0x7f7a, 0x7f7b, 0x7f7c, 0x7f7d, 0x7f7e, 0x7f7f,

  75.  0x7f80, 0x7f81, 0x7f82, 0x7f83, 0x7f84, 0x7f85, 0x7f86, 0x7f87,

  76.  0x7f88, 0x7f89, 0x7f8a, 0x7f8b, 0x7f8c, 0x7f8d, 0x7f8e, 0x7f8f,

  77.  0x7f90, 0x7f91, 0x7f92, 0x7f93, 0x7f94, 0x7f95, 0x7f96, 0x7f97,

  78.  0x7f98, 0x7f99, 0x7f9a, 0x7f9b, 0x7f9c, 0x7f9d, 0x7f9e, 0x7f9f,

  79.  0x7fa0, 0x7fa1, 0x7fa2, 0x7fa3, 0x7fa4, 0x7fa5, 0x7fa6, 0x7fa7,

  80.  0x7fa8, 0x7fa9, 0x7faa, 0x7fab, 0x7fac, 0x7fad, 0x7fae, 0x7faf,

  81.  0x7fb0, 0x7fb1, 0x7fb2, 0x7fb3, 0x7fb4, 0x7fb5, 0x7fb6, 0x7fb7,

  82.  0x7fb8, 0x7fb9, 0x7fba, 0x7fbb, 0x7fbc, 0x7fbd, 0x7fbe, 0x7fbf,

  83.  0x7fc0, 0x7fc1, 0x7fc2, 0x7fc3, 0x7fc4, 0x7fc5, 0x7fc6, 0x7fc7,

  84.  0x7fc8, 0x7fc9, 0x7fca, 0x7fcb, 0x7fcc, 0x7fcd, 0x7fce, 0x7fcf,

  85.  0x7fd0, 0x7fd1, 0x7fd2, 0x7fd3, 0x7fd4, 0x7fd5, 0x7fd6, 0x7fd7,

  86.  0x7fd8, 0x7fd9, 0x7fda, 0x7fdb, 0x7fdc, 0x7fdd, 0x7fde, 0x7fdf,

  87.  0x7fe0, 0x7fe1, 0x7fe2, 0x7fe3, 0x7fe4, 0x7fe5, 0x7fe6, 0x7fe7,

  88.  0x7fe8, 0x7fe9, 0x7fea, 0x7feb, 0x7fec, 0x7fed, 0x7fee, 0x7fef,

  89.  0x7ff0, 0x7ff1, 0x7ff2, 0x7ff3, 0x7ff4, 0x7ff5, 0x7ff6, 0x7ff7,

  90.  0x7ff8, 0x7ff9, 0x7ffa, 0x7ffb, 0x7ffc, 0x7ffd, 0x7ffe, 0x7fff,

  91.  0x0006,

  92. };

  93. 

  94. static const uint8_t dv_vlc_len[NB_DV_VLC] = {

  95.   2,  3,  4,  4,  4,  5,  5,  5,

  96.   5,  6,  6,  6,  6,  7,  7,  7,

  97.   7,  7,  7,  7,  7,  8,  8,  8,

  98.   8,  8,  8,  8,  8,  8,  8,  8,

  99.   8,  8,  8,  8,  8,  9,  9,  9,

  100.   9,  9,  9,  9,  9,  9,  9,  9,

  101.   9,  9,  9,  9,  9, 10, 10, 10,

  102.  10, 10, 10, 10, 11, 11, 11, 11,

  103.  11, 11, 11, 11, 12, 12, 12, 12,

  104.  12, 12, 12, 12, 12, 12, 12, 12,

  105.  12, 12, 12, 12, 12, 12, 12, 12,

  106.  13, 13, 13, 13, 13, 13, 13, 13,

  107.  13, 13, 13, 13, 13, 13, 13, 13,

  108.  13, 13, 13, 13, 13, 13, 13, 13,

  109.  13, 13, 13, 13, 13, 13, 13, 13,

  110.  13, 13, 13, 13, 13, 13, 13, 13,

  111.  13, 13, 13, 13, 13, 13, 13, 13,

  112.  13, 13, 13, 13, 13, 13, 13, 13,

  113.  13, 13, 13, 13, 13, 13, 13, 13,

  114.  15, 15, 15, 15, 15, 15, 15, 15,

  115.  15, 15, 15, 15, 15, 15, 15, 15,

  116.  15, 15, 15, 15, 15, 15, 15, 15,

  117.  15, 15, 15, 15, 15, 15, 15, 15,

  118.  15, 15, 15, 15, 15, 15, 15, 15,

  119.  15, 15, 15, 15, 15, 15, 15, 15,

  120.  15, 15, 15, 15, 15, 15, 15, 15,

  121.  15, 15, 15, 15, 15, 15, 15, 15,

  122.  15, 15, 15, 15, 15, 15, 15, 15,

  123.  15, 15, 15, 15, 15, 15, 15, 15,

  124.  15, 15, 15, 15, 15, 15, 15, 15,

  125.  15, 15, 15, 15, 15, 15, 15, 15,

  126.  15, 15, 15, 15, 15, 15, 15, 15,

  127.  15, 15, 15, 15, 15, 15, 15, 15,

  128.  15, 15, 15, 15, 15, 15, 15, 15,

  129.  15, 15, 15, 15, 15, 15, 15, 15,

  130.  15, 15, 15, 15, 15, 15, 15, 15,

  131.  15, 15, 15, 15, 15, 15, 15, 15,

  132.  15, 15, 15, 15, 15, 15, 15, 15,

  133.  15, 15, 15, 15, 15, 15, 15, 15,

  134.  15, 15, 15, 15, 15, 15, 15, 15,

  135.  15, 15, 15, 15, 15, 15, 15, 15,

  136.  15, 15, 15, 15, 15, 15, 15, 15,

  137.  15, 15, 15, 15, 15, 15, 15, 15,

  138.  15, 15, 15, 15, 15, 15, 15, 15,

  139.  15, 15, 15, 15, 15, 15, 15, 15,

  140.  15, 15, 15, 15, 15, 15, 15, 15,

  141.  15, 15, 15, 15, 15, 15, 15, 15,

  142.  15, 15, 15, 15, 15, 15, 15, 15,

  143.  15, 15, 15, 15, 15, 15, 15, 15,

  144.  15, 15, 15, 15, 15, 15, 15, 15,

  145.  15, 15, 15, 15, 15, 15, 15, 15,

  146.   4,

  147. };

  148. 

  149. static const uint8_t dv_vlc_run[NB_DV_VLC] = {

  150.   0,  0,  1,  0,  0,  2,  1,  0,

  151.   0,  3,  4,  0,  0,  5,  6,  2,

  152.   1,  1,  0,  0,  0,  7,  8,  9,

  153.  10,  3,  4,  2,  1,  1,  1,  0,

  154.   0,  0,  0,  0,  0, 11, 12, 13,

  155.  14,  5,  6,  3,  4,  2,  2,  1,

  156.   0,  0,  0,  0,  0,  5,  3,  3,

  157.   2,  1,  1,  1,  0,  1,  6,  4,

  158.   3,  1,  1,  1,  2,  3,  4,  5,

  159.   7,  8,  9, 10,  7,  8,  4,  3,

  160.   2,  2,  2,  2,  2,  1,  1,  1,

  161.   0,  1,  2,  3,  4,  5,  6,  7,

  162.   8,  9, 10, 11, 12, 13, 14, 15,

  163.  16, 17, 18, 19, 20, 21, 22, 23,

  164.  24, 25, 26, 27, 28, 29, 30, 31,

  165.  32, 33, 34, 35, 36, 37, 38, 39,

  166.  40, 41, 42, 43, 44, 45, 46, 47,

  167.  48, 49, 50, 51, 52, 53, 54, 55,

  168.  56, 57, 58, 59, 60, 61, 62, 63,

  169.   0,  0,  0,  0,  0,  0,  0,  0,

  170.   0,  0,  0,  0,  0,  0,  0,  0,

  171.   0,  0,  0,  0,  0,  0,  0,  0,

  172.   0,  0,  0,  0,  0,  0,  0,  0,

  173.   0,  0,  0,  0,  0,  0,  0,  0,

  174.   0,  0,  0,  0,  0,  0,  0,  0,

  175.   0,  0,  0,  0,  0,  0,  0,  0,

  176.   0,  0,  0,  0,  0,  0,  0,  0,

  177.   0,  0,  0,  0,  0,  0,  0,  0,

  178.   0,  0,  0,  0,  0,  0,  0,  0,

  179.   0,  0,  0,  0,  0,  0,  0,  0,

  180.   0,  0,  0,  0,  0,  0,  0,  0,

  181.   0,  0,  0,  0,  0,  0,  0,  0,

  182.   0,  0,  0,  0,  0,  0,  0,  0,

  183.   0,  0,  0,  0,  0,  0,  0,  0,

  184.   0,  0,  0,  0,  0,  0,  0,  0,

  185.   0,  0,  0,  0,  0,  0,  0,  0,

  186.   0,  0,  0,  0,  0,  0,  0,  0,

  187.   0,  0,  0,  0,  0,  0,  0,  0,

  188.   0,  0,  0,  0,  0,  0,  0,  0,

  189.   0,  0,  0,  0,  0,  0,  0,  0,

  190.   0,  0,  0,  0,  0,  0,  0,  0,

  191.   0,  0,  0,  0,  0,  0,  0,  0,

  192.   0,  0,  0,  0,  0,  0,  0,  0,

  193.   0,  0,  0,  0,  0,  0,  0,  0,

  194.   0,  0,  0,  0,  0,  0,  0,  0,

  195.   0,  0,  0,  0,  0,  0,  0,  0,

  196.   0,  0,  0,  0,  0,  0,  0,  0,

  197.   0,  0,  0,  0,  0,  0,  0,  0,

  198.   0,  0,  0,  0,  0,  0,  0,  0,

  199.   0,  0,  0,  0,  0,  0,  0,  0,

  200.   0,  0,  0,  0,  0,  0,  0,  0,

  201. 127,

  202. };

  203. 

  204. static const uint8_t dv_vlc_level[NB_DV_VLC] = {

  205.    1,   2,   1,   3,   4,   1,   2,   5,

  206.    6,   1,   1,   7,   8,   1,   1,   2,

  207.    3,   4,   9,  10,  11,   1,   1,   1,

  208.    1,   2,   2,   3,   5,   6,   7,  12,

  209.   13,  14,  15,  16,  17,   1,   1,   1,

  210.    1,   2,   2,   3,   3,   4,   5,   8,

  211.   18,  19,  20,  21,  22,   3,   4,   5,

  212.    6,   9,  10,  11,   0,   0,   3,   4,

  213.    6,  12,  13,  14,   0,   0,   0,   0,

  214.    2,   2,   2,   2,   3,   3,   5,   7,

  215.    7,   8,   9,  10,  11,  15,  16,  17,

  216.    0,   0,   0,   0,   0,   0,   0,   0,

  217.    0,   0,   0,   0,   0,   0,   0,   0,

  218.    0,   0,   0,   0,   0,   0,   0,   0,

  219.    0,   0,   0,   0,   0,   0,   0,   0,

  220.    0,   0,   0,   0,   0,   0,   0,   0,

  221.    0,   0,   0,   0,   0,   0,   0,   0,

  222.    0,   0,   0,   0,   0,   0,   0,   0,

  223.    0,   0,   0,   0,   0,   0,   0,   0,

  224.    0,   1,   2,   3,   4,   5,   6,   7,

  225.    8,   9,  10,  11,  12,  13,  14,  15,

  226.   16,  17,  18,  19,  20,  21,  22,  23,

  227.   24,  25,  26,  27,  28,  29,  30,  31,

  228.   32,  33,  34,  35,  36,  37,  38,  39,

  229.   40,  41,  42,  43,  44,  45,  46,  47,

  230.   48,  49,  50,  51,  52,  53,  54,  55,

  231.   56,  57,  58,  59,  60,  61,  62,  63,

  232.   64,  65,  66,  67,  68,  69,  70,  71,

  233.   72,  73,  74,  75,  76,  77,  78,  79,

  234.   80,  81,  82,  83,  84,  85,  86,  87,

  235.   88,  89,  90,  91,  92,  93,  94,  95,

  236.   96,  97,  98,  99, 100, 101, 102, 103,

  237.  104, 105, 106, 107, 108, 109, 110, 111,

  238.  112, 113, 114, 115, 116, 117, 118, 119,

  239.  120, 121, 122, 123, 124, 125, 126, 127,

  240.  128, 129, 130, 131, 132, 133, 134, 135,

  241.  136, 137, 138, 139, 140, 141, 142, 143,

  242.  144, 145, 146, 147, 148, 149, 150, 151,

  243.  152, 153, 154, 155, 156, 157, 158, 159,

  244.  160, 161, 162, 163, 164, 165, 166, 167,

  245.  168, 169, 170, 171, 172, 173, 174, 175,

  246.  176, 177, 178, 179, 180, 181, 182, 183,

  247.  184, 185, 186, 187, 188, 189, 190, 191,

  248.  192, 193, 194, 195, 196, 197, 198, 199,

  249.  200, 201, 202, 203, 204, 205, 206, 207,

  250.  208, 209, 210, 211, 212, 213, 214, 215,

  251.  216, 217, 218, 219, 220, 221, 222, 223,

  252.  224, 225, 226, 227, 228, 229, 230, 231,

  253.  232, 233, 234, 235, 236, 237, 238, 239,

  254.  240, 241, 242, 243, 244, 245, 246, 247,

  255.  248, 249, 250, 251, 252, 253, 254, 255,

  256.    0,

  257. };

  258. 

  259. #endif /* AVCODEC_DV_VLC_DATA_H */