xref: /external/chromium_org/third_party/webrtc/modules/audio_coding/codecs/isac/fix/source/pitch_lag_tables.c

/*
 *  Copyright (c) 2011 The WebRTC project authors. All Rights Reserved.
 *
 *  Use of this source code is governed by a BSD-style license
 *  that can be found in the LICENSE file in the root of the source
 *  tree. An additional intellectual property rights grant can be found
 *  in the file PATENTS.  All contributing project authors may
 *  be found in the AUTHORS file in the root of the source tree.
 */

/*
 * pitch_lag_tables.c
 *
 * This file contains tables for the pitch filter side-info in the entropy coder.
 *
 */

#include "settings.h"
#include "pitch_lag_tables.h"


/********************* Pitch Filter Gain Coefficient Tables ************************/

/* tables for use with small pitch gain */

/* cdf for quantized pitch filter lags */
const uint16_t WebRtcIsacfix_kPitchLagCdf1Lo[127] = {
  0,  134,  336,  549,  778,  998,  1264,  1512,  1777,  2070,
  2423,  2794,  3051,  3361,  3708,  3979,  4315,  4610,  4933,  5269,
  5575,  5896,  6155,  6480,  6816,  7129,  7477,  7764,  8061,  8358,
  8718,  9020,  9390,  9783,  10177,  10543,  10885,  11342,  11795,  12213,
  12680,  13096,  13524,  13919,  14436,  14903,  15349,  15795,  16267,  16734,
  17266,  17697,  18130,  18632,  19080,  19447,  19884,  20315,  20735,  21288,
  21764,  22264,  22723,  23193,  23680,  24111,  24557,  25022,  25537,  26082,
  26543,  27090,  27620,  28139,  28652,  29149,  29634,  30175,  30692,  31273,
  31866,  32506,  33059,  33650,  34296,  34955,  35629,  36295,  36967,  37726,
  38559,  39458,  40364,  41293,  42256,  43215,  44231,  45253,  46274,  47359,
  48482,  49678,  50810,  51853,  53016,  54148,  55235,  56263,  57282,  58363,
  59288,  60179,  61076,  61806,  62474,  63129,  63656,  64160,  64533,  64856,
  65152,  65535,  65535,  65535,  65535,  65535,  65535
};

const uint16_t WebRtcIsacfix_kPitchLagCdf2Lo[20] = {
  0,  429,  3558,  5861,  8558,  11639,  15210,  19502,  24773,  31983,
  42602,  48567,  52601,  55676,  58160,  60172,  61889,  63235,  65383,  65535
};

const uint16_t WebRtcIsacfix_kPitchLagCdf3Lo[2] = {
  0,  65535
};

const uint16_t WebRtcIsacfix_kPitchLagCdf4Lo[10] = {
  0,  2966,  6368,  11182,  19431,  37793,  48532,  55353,  60626,  65535
};

const uint16_t *WebRtcIsacfix_kPitchLagPtrLo[4] = {
  WebRtcIsacfix_kPitchLagCdf1Lo,
  WebRtcIsacfix_kPitchLagCdf2Lo,
  WebRtcIsacfix_kPitchLagCdf3Lo,
  WebRtcIsacfix_kPitchLagCdf4Lo
};

/* size of first cdf table */
const uint16_t WebRtcIsacfix_kPitchLagSizeLo[1] = {
  128
};

/* index limits and ranges */
const int16_t WebRtcIsacfix_kLowerLimitLo[4] = {
  -140, -9,  0, -4
};

const int16_t WebRtcIsacfix_kUpperLimitLo[4] = {
  -20,  9,  0,  4
};

/* initial index for arithmetic decoder */
const uint16_t WebRtcIsacfix_kInitIndLo[3] = {
  10,  1,  5
};

/* mean values of pitch filter lags in Q10 */

const int16_t WebRtcIsacfix_kMeanLag2Lo[19] = {
  -17627, -16207, -14409, -12319, -10253, -8200, -6054, -3986, -1948, -19,
  1937, 3974, 6064, 8155, 10229, 12270, 14296, 16127, 17520
};

const int16_t WebRtcIsacfix_kMeanLag4Lo[9] = {
  -7949, -6063, -4036, -1941, 38, 1977, 4060, 6059
};



/* tables for use with medium pitch gain */

/* cdf for quantized pitch filter lags */
const uint16_t WebRtcIsacfix_kPitchLagCdf1Mid[255] = {
  0,  28,  61,  88,  121,  149,  233,  331,  475,  559,
  624,  661,  689,  712,  745,  791,  815,  843,  866,  922,
  959,  1024,  1061,  1117,  1178,  1238,  1280,  1350,  1453,  1513,
  1564,  1625,  1671,  1741,  1788,  1904,  2072,  2421,  2626,  2770,
  2840,  2900,  2942,  3012,  3068,  3115,  3147,  3194,  3254,  3319,
  3366,  3520,  3678,  3780,  3850,  3911,  3957,  4032,  4106,  4185,
  4292,  4474,  4683,  4842,  5019,  5191,  5321,  5428,  5540,  5675,
  5763,  5847,  5959,  6127,  6304,  6564,  6839,  7090,  7263,  7421,
  7556,  7728,  7872,  7984,  8142,  8361,  8580,  8743,  8938,  9227,
  9409,  9539,  9674,  9795,  9930,  10060,  10177,  10382,  10614,  10861,
  11038,  11271,  11415,  11629,  11792,  12044,  12193,  12416,  12574,  12821,
  13007,  13235,  13445,  13654,  13901,  14134,  14488,  15000,  15703,  16285,
  16504,  16797,  17086,  17328,  17579,  17807,  17998,  18268,  18538,  18836,
  19087,  19274,  19474,  19716,  19935,  20270,  20833,  21303,  21532,  21741,
  21978,  22207,  22523,  22770,  23054,  23613,  23943,  24204,  24399,  24651,
  24832,  25074,  25270,  25549,  25759,  26015,  26150,  26424,  26713,  27048,
  27342,  27504,  27681,  27854,  28021,  28207,  28412,  28664,  28859,  29064,
  29278,  29548,  29748,  30107,  30377,  30656,  30856,  31164,  31452,  31755,
  32011,  32328,  32626,  32919,  33319,  33789,  34329,  34925,  35396,  35973,
  36443,  36964,  37551,  38156,  38724,  39357,  40023,  40908,  41587,  42602,
  43924,  45037,  45810,  46597,  47421,  48291,  49092,  50051,  51448,  52719,
  53440,  54241,  54944,  55977,  56676,  57299,  57872,  58389,  59059,  59688,
  60237,  60782,  61094,  61573,  61890,  62290,  62658,  63030,  63217,  63454,
  63622,  63882,  64003,  64273,  64427,  64529,  64581,  64697,  64758,  64902,
  65414,  65535,  65535,  65535,  65535,  65535,  65535,  65535,  65535,  65535,
  65535,  65535,  65535,  65535,  65535
};

const uint16_t WebRtcIsacfix_kPitchLagCdf2Mid[36] = {
  0,  71,  335,  581,  836,  1039,  1323,  1795,  2258,  2608,
  3005,  3591,  4243,  5344,  7163,  10583,  16848,  28078,  49448,  57007,
  60357,  61850,  62837,  63437,  63872,  64188,  64377,  64614,  64774,  64949,
  65039,  65115,  65223,  65360,  65474,  65535
};

const uint16_t WebRtcIsacfix_kPitchLagCdf3Mid[2] = {
  0,  65535
};

const uint16_t WebRtcIsacfix_kPitchLagCdf4Mid[20] = {
  0,  28,  246,  459,  667,  1045,  1523,  2337,  4337,  11347,
  44231,  56709,  60781,  62243,  63161,  63969,  64608,  65062,  65502,  65535
};

const uint16_t *WebRtcIsacfix_kPitchLagPtrMid[4] = {
  WebRtcIsacfix_kPitchLagCdf1Mid,
  WebRtcIsacfix_kPitchLagCdf2Mid,
  WebRtcIsacfix_kPitchLagCdf3Mid,
  WebRtcIsacfix_kPitchLagCdf4Mid
};

/* size of first cdf table */
const uint16_t WebRtcIsacfix_kPitchLagSizeMid[1] = {
  256
};

/* index limits and ranges */
const int16_t WebRtcIsacfix_kLowerLimitMid[4] = {
  -280, -17,  0, -9
};

const int16_t WebRtcIsacfix_kUpperLimitMid[4] = {
  -40,  17,  0,  9
};

/* initial index for arithmetic decoder */
const uint16_t WebRtcIsacfix_kInitIndMid[3] = {
  18,  1,  10
};

/* mean values of pitch filter lags in Q10 */

const int16_t WebRtcIsacfix_kMeanLag2Mid[35] = {
  -17297, -16250, -15416, -14343, -13341, -12363, -11270,
  -10355, -9122, -8217, -7172, -6083, -5102, -4004, -3060,
  -1982, -952, -18, 935, 1976, 3040, 4032,
  5082, 6065, 7257, 8202, 9264, 10225, 11242,
  12234, 13337, 14336, 15374, 16187, 17347
};


const int16_t WebRtcIsacfix_kMeanLag4Mid[19] = {
  -8811, -8081, -7203, -6003, -5057, -4025, -2983, -1964,
  -891, 29, 921, 1920, 2988, 4064, 5187, 6079, 7173, 8074, 8849
};


/* tables for use with large pitch gain */

/* cdf for quantized pitch filter lags */
const uint16_t WebRtcIsacfix_kPitchLagCdf1Hi[511] = {
  0,  7,  18,  33,  69,  105,  156,  228,  315,  612,
  680,  691,  709,  724,  735,  738,  742,  746,  749,  753,
  756,  760,  764,  774,  782,  785,  789,  796,  800,  803,
  807,  814,  818,  822,  829,  832,  847,  854,  858,  869,
  876,  883,  898,  908,  934,  977,  1010,  1050,  1060,  1064,
  1075,  1078,  1086,  1089,  1093,  1104,  1111,  1122,  1133,  1136,
  1151,  1162,  1183,  1209,  1252,  1281,  1339,  1364,  1386,  1401,
  1411,  1415,  1426,  1430,  1433,  1440,  1448,  1455,  1462,  1477,
  1487,  1495,  1502,  1506,  1509,  1516,  1524,  1531,  1535,  1542,
  1553,  1556,  1578,  1589,  1611,  1625,  1639,  1643,  1654,  1665,
  1672,  1687,  1694,  1705,  1708,  1719,  1730,  1744,  1752,  1759,
  1791,  1795,  1820,  1867,  1886,  1915,  1936,  1943,  1965,  1987,
  2041,  2099,  2161,  2175,  2200,  2211,  2226,  2233,  2244,  2251,
  2266,  2280,  2287,  2298,  2309,  2316,  2331,  2342,  2356,  2378,
  2403,  2418,  2447,  2497,  2544,  2602,  2863,  2895,  2903,  2935,
  2950,  2971,  3004,  3011,  3018,  3029,  3040,  3062,  3087,  3127,
  3152,  3170,  3199,  3243,  3293,  3322,  3340,  3377,  3402,  3427,
  3474,  3518,  3543,  3579,  3601,  3637,  3659,  3706,  3731,  3760,
  3818,  3847,  3869,  3901,  3920,  3952,  4068,  4169,  4220,  4271,
  4524,  4571,  4604,  4632,  4672,  4730,  4777,  4806,  4857,  4904,
  4951,  5002,  5031,  5060,  5107,  5150,  5212,  5266,  5331,  5382,
  5432,  5490,  5544,  5610,  5700,  5762,  5812,  5874,  5972,  6022,
  6091,  6163,  6232,  6305,  6402,  6540,  6685,  6880,  7090,  7271,
  7379,  7452,  7542,  7625,  7687,  7770,  7843,  7911,  7966,  8024,
  8096,  8190,  8252,  8320,  8411,  8501,  8585,  8639,  8751,  8842,
  8918,  8986,  9066,  9127,  9203,  9269,  9345,  9406,  9464,  9536,
  9612,  9667,  9735,  9844,  9931,  10036,  10119,  10199,  10260,  10358,
  10441,  10514,  10666,  10734,  10872,  10951,  11053,  11125,  11223,  11324,
  11516,  11664,  11737,  11816,  11892,  12008,  12120,  12200,  12280,  12392,
  12490,  12576,  12685,  12812,  12917,  13003,  13108,  13210,  13300,  13384,
  13470,  13579,  13673,  13771,  13879,  13999,  14136,  14201,  14368,  14614,
  14759,  14867,  14958,  15030,  15121,  15189,  15280,  15385,  15461,  15555,
  15653,  15768,  15884,  15971,  16069,  16145,  16210,  16279,  16380,  16463,
  16539,  16615,  16688,  16818,  16919,  17017,  18041,  18338,  18523,  18649,
  18790,  18917,  19047,  19167,  19315,  19460,  19601,  19731,  19858,  20068,
  20173,  20318,  20466,  20625,  20741,  20911,  21045,  21201,  21396,  21588,
  21816,  22022,  22305,  22547,  22786,  23072,  23322,  23600,  23879,  24168,
  24433,  24769,  25120,  25511,  25895,  26289,  26792,  27219,  27683,  28077,
  28566,  29094,  29546,  29977,  30491,  30991,  31573,  32105,  32594,  33173,
  33788,  34497,  35181,  35833,  36488,  37255,  37921,  38645,  39275,  39894,
  40505,  41167,  41790,  42431,  43096,  43723,  44385,  45134,  45858,  46607,
  47349,  48091,  48768,  49405,  49955,  50555,  51167,  51985,  52611,  53078,
  53494,  53965,  54435,  54996,  55601,  56125,  56563,  56838,  57244,  57566,
  57967,  58297,  58771,  59093,  59419,  59647,  59886,  60143,  60461,  60693,
  60917,  61170,  61416,  61634,  61891,  62122,  62310,  62455,  62632,  62839,
  63103,  63436,  63639,  63805,  63906,  64015,  64192,  64355,  64475,  64558,
  64663,  64742,  64811,  64865,  64916,  64956,  64981,  65025,  65068,  65115,
  65195,  65314,  65419,  65535,  65535,  65535,  65535,  65535,  65535,  65535,
  65535,  65535,  65535,  65535,  65535,  65535,  65535,  65535,  65535,  65535,
  65535,  65535,  65535,  65535,  65535,  65535,  65535,  65535,  65535,  65535,
  65535,  65535,  65535,  65535,  65535,  65535,  65535,  65535,  65535,  65535,
  65535
};

const uint16_t WebRtcIsacfix_kPitchLagCdf2Hi[68] = {
  0,  7,  11,  22,  37,  52,  56,  59,  81,  85,
  89,  96,  115,  130,  137,  152,  170,  181,  193,  200,
  207,  233,  237,  259,  289,  318,  363,  433,  592,  992,
  1607,  3062,  6149,  12206,  25522,  48368,  58223,  61918,  63640,  64584,
  64943,  65098,  65206,  65268,  65294,  65335,  65350,  65372,  65387,  65402,
  65413,  65420,  65428,  65435,  65439,  65450,  65454,  65468,  65472,  65476,
  65483,  65491,  65498,  65505,  65516,  65520,  65528,  65535
};

const uint16_t WebRtcIsacfix_kPitchLagCdf3Hi[2] = {
  0,  65535
};

const uint16_t WebRtcIsacfix_kPitchLagCdf4Hi[35] = {
  0,  7,  19,  30,  41,  48,  63,  74,  82,  96,
  122,  152,  215,  330,  701,  2611,  10931,  48106,  61177,  64341,
  65112,  65238,  65309,  65338,  65364,  65379,  65401,  65427,  65453,
  65465,  65476,  65490,  65509,  65528,  65535
};

const uint16_t *WebRtcIsacfix_kPitchLagPtrHi[4] = {
  WebRtcIsacfix_kPitchLagCdf1Hi,
  WebRtcIsacfix_kPitchLagCdf2Hi,
  WebRtcIsacfix_kPitchLagCdf3Hi,
  WebRtcIsacfix_kPitchLagCdf4Hi
};

/* size of first cdf table */
const uint16_t WebRtcIsacfix_kPitchLagSizeHi[1] = {
  512
};

/* index limits and ranges */
const int16_t WebRtcIsacfix_kLowerLimitHi[4] = {
  -552, -34,  0, -16
};

const int16_t WebRtcIsacfix_kUpperLimitHi[4] = {
  -80,  32,  0,  17
};

/* initial index for arithmetic decoder */
const uint16_t WebRtcIsacfix_kInitIndHi[3] = {
  34,  1,  18
};

/* mean values of pitch filter lags */

const int16_t WebRtcIsacfix_kMeanLag2Hi[67] = {
  -17482, -16896, -16220, -15929, -15329, -14848, -14336, -13807, -13312, -12800, -12218, -11720,
  -11307, -10649, -10396, -9742, -9148, -8668, -8297, -7718, -7155, -6656, -6231, -5600, -5129,
  -4610, -4110, -3521, -3040, -2525, -2016, -1506, -995, -477, -5, 469, 991, 1510, 2025, 2526, 3079,
  3555, 4124, 4601, 5131, 5613, 6194, 6671, 7140, 7645, 8207, 8601, 9132, 9728, 10359, 10752, 11302,
  11776, 12288, 12687, 13204, 13759, 14295, 14810, 15360, 15764, 16350
};


const int16_t WebRtcIsacfix_kMeanLag4Hi[34] = {
  -8175, -7659, -7205, -6684, -6215, -5651, -5180, -4566, -4087, -3536, -3096,
  -2532, -1990, -1482, -959, -440, 11, 451, 954, 1492, 2020, 2562, 3059,
  3577, 4113, 4618, 5134, 5724, 6060, 6758, 7015, 7716, 8066, 8741
};