1/* 2 * Copyright (c) 2013, The WebRTC project authors. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions are 6 * met: 7 * 8 * * Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 11 * * Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in 13 * the documentation and/or other materials provided with the 14 * distribution. 15 * 16 * * Neither the name of Google nor the names of its contributors may 17 * be used to endorse or promote products derived from this software 18 * without specific prior written permission. 19 * 20 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 21 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 22 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 23 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 24 * HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 25 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 26 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 27 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 28 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 29 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 30 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 31 */ 32 33#ifndef AVCODEC_ILBCDATA_H 34#define AVCODEC_ILBCDATA_H 35 36#include "libavutil/common.h" 37 38static const uint8_t lsf_dim_codebook[] = { 3, 3, 4 }; 39static const uint8_t lsf_size_codebook[] = { 64, 128, 128 }; 40static const int16_t lsf_weight_20ms[] = { 12288, 8192, 4096, 0 }; 41static const int16_t lsf_weight_30ms[] = { 8192, 16384, 10923, 5461, 0, 0 }; 42 43static const int16_t hp_out_coeffs[] = { 3849, -7699, 3849, 7918, -3833 }; 44 45static const int16_t kPlcPfSlope[] = { 26667, 18729, 13653, 10258, 7901, 6214 }; 46 47static const int16_t kPlcPitchFact[] = { 0, 5462, 10922, 16384, 21846, 27306 }; 48 49static const int16_t kCbFiltersRev[] = { 50 -140, 446, -755, 3302, 2922, -590, 343, -138 51}; 52 53static const int16_t kPlcPerSqr[] = { 839, 1343, 2048, 2998, 4247, 5849 }; 54 55static const int16_t alpha[] = { 56 6554, 13107, 19661, 26214 57}; 58 59static const int16_t kLpcChirpSyntDenum[] = { 60 32767, 29573, 26690, 24087, 21739, 19619, 17707, 15980, 14422, 13016, 11747 61}; 62 63static const int16_t cos_tbl[64] = { 64 32767, 32729, 32610, 32413, 32138, 31786, 31357, 30853, 65 30274, 29622, 28899, 28106, 27246, 26320, 25330, 24279, 66 23170, 22006, 20788, 19520, 18205, 16846, 15447, 14010, 67 12540, 11039, 9512, 7962, 6393, 4808, 3212, 1608, 68 0, -1608, -3212, -4808, -6393, -7962, -9512, -11039, 69 -12540, -14010, -15447, -16846, -18205, -19520, -20788, -22006, 70 -23170, -24279, -25330, -26320, -27246, -28106, -28899, -29622, 71 -30274, -30853, -31357, -31786, -32138, -32413, -32610, -32729, 72}; 73 74static const int16_t cos_derivative_tbl[64] = { 75 -632, -1893, -3150, -4399, -5638, -6863, -8072, -9261, 76 -10428, -11570, -12684, -13767, -14817, -15832, -16808, -17744, 77 -18637, -19486, -20287, -21039, -21741, -22390, -22986, -23526, 78 -24009, -24435, -24801, -25108, -25354, -25540, -25664, -25726, 79 -25726, -25664, -25540, -25354, -25108, -24801, -24435, -24009, 80 -23526, -22986, -22390, -21741, -21039, -20287, -19486, -18637, 81 -17744, -16808, -15832, -14817, -13767, -12684, -11570, -10428, 82 -9261, -8072, -6863, -5638, -4399, -3150, -1893, -632 83}; 84 85static const int16_t lsf_codebook[64 * 3 + 128 * 3 + 128 * 4] = { 86 1273, 2238, 3696, 3199, 5309, 8209, 3606, 5671, 7829, 87 2815, 5262, 8778, 2608, 4027, 5493, 1582, 3076, 5945, 88 2983, 4181, 5396, 2437, 4322, 6902, 1861, 2998, 4613, 89 2007, 3250, 5214, 1388, 2459, 4262, 2563, 3805, 5269, 90 2036, 3522, 5129, 1935, 4025, 6694, 2744, 5121, 7338, 91 2810, 4248, 5723, 3054, 5405, 7745, 1449, 2593, 4763, 92 3411, 5128, 6596, 2484, 4659, 7496, 1668, 2879, 4818, 93 1812, 3072, 5036, 1638, 2649, 3900, 2464, 3550, 4644, 94 1853, 2900, 4158, 2458, 4163, 5830, 2556, 4036, 6254, 95 2703, 4432, 6519, 3062, 4953, 7609, 1725, 3703, 6187, 96 2221, 3877, 5427, 2339, 3579, 5197, 2021, 4633, 7037, 97 2216, 3328, 4535, 2961, 4739, 6667, 2807, 3955, 5099, 98 2788, 4501, 6088, 1642, 2755, 4431, 3341, 5282, 7333, 99 2414, 3726, 5727, 1582, 2822, 5269, 2259, 3447, 4905, 100 3117, 4986, 7054, 1825, 3491, 5542, 3338, 5736, 8627, 101 1789, 3090, 5488, 2566, 3720, 4923, 2846, 4682, 7161, 102 1950, 3321, 5976, 1834, 3383, 6734, 3238, 4769, 6094, 103 2031, 3978, 5903, 1877, 4068, 7436, 2131, 4644, 8296, 104 2764, 5010, 8013, 2194, 3667, 6302, 2053, 3127, 4342, 105 3523, 6595, 10010, 3134, 4457, 5748, 3142, 5819, 9414, 106 2223, 4334, 6353, 2022, 3224, 4822, 2186, 3458, 5544, 107 2552, 4757, 6870, 10905, 12917, 14578, 9503, 11485, 14485, 108 9518, 12494, 14052, 6222, 7487, 9174, 7759, 9186, 10506, 109 8315, 12755, 14786, 9609, 11486, 13866, 8909, 12077, 13643, 110 7369, 9054, 11520, 9408, 12163, 14715, 6436, 9911, 12843, 111 7109, 9556, 11884, 7557, 10075, 11640, 6482, 9202, 11547, 112 6463, 7914, 10980, 8611, 10427, 12752, 7101, 9676, 12606, 113 7428, 11252, 13172, 10197, 12955, 15842, 7487, 10955, 12613, 114 5575, 7858, 13621, 7268, 11719, 14752, 7476, 11744, 13795, 115 7049, 8686, 11922, 8234, 11314, 13983, 6560, 11173, 14984, 116 6405, 9211, 12337, 8222, 12054, 13801, 8039, 10728, 13255, 117 10066, 12733, 14389, 6016, 7338, 10040, 6896, 8648, 10234, 118 7538, 9170, 12175, 7327, 12608, 14983, 10516, 12643, 15223, 119 5538, 7644, 12213, 6728, 12221, 14253, 7563, 9377, 12948, 120 8661, 11023, 13401, 7280, 8806, 11085, 7723, 9793, 12333, 121 12225, 14648, 16709, 8768, 13389, 15245, 10267, 12197, 13812, 122 5301, 7078, 11484, 7100, 10280, 11906, 8716, 12555, 14183, 123 9567, 12464, 15434, 7832, 12305, 14300, 7608, 10556, 12121, 124 8913, 11311, 12868, 7414, 9722, 11239, 8666, 11641, 13250, 125 9079, 10752, 12300, 8024, 11608, 13306, 10453, 13607, 16449, 126 8135, 9573, 10909, 6375, 7741, 10125, 10025, 12217, 14874, 127 6985, 11063, 14109, 9296, 13051, 14642, 8613, 10975, 12542, 128 6583, 10414, 13534, 6191, 9368, 13430, 5742, 6859, 9260, 129 7723, 9813, 13679, 8137, 11291, 12833, 6562, 8973, 10641, 130 6062, 8462, 11335, 6928, 8784, 12647, 7501, 8784, 10031, 131 8372, 10045, 12135, 8191, 9864, 12746, 5917, 7487, 10979, 132 5516, 6848, 10318, 6819, 9899, 11421, 7882, 12912, 15670, 133 9558, 11230, 12753, 7752, 9327, 11472, 8479, 9980, 11358, 134 11418, 14072, 16386, 7968, 10330, 14423, 8423, 10555, 12162, 135 6337, 10306, 14391, 8850, 10879, 14276, 6750, 11885, 15710, 136 7037, 8328, 9764, 6914, 9266, 13476, 9746, 13949, 15519, 137 11032, 14444, 16925, 8032, 10271, 11810, 10962, 13451, 15833, 138 10021, 11667, 13324, 6273, 8226, 12936, 8543, 10397, 13496, 139 7936, 10302, 12745, 6769, 8138, 10446, 6081, 7786, 11719, 140 8637, 11795, 14975, 8790, 10336, 11812, 7040, 8490, 10771, 141 7338, 10381, 13153, 6598, 7888, 9358, 6518, 8237, 12030, 142 9055, 10763, 12983, 6490, 10009, 12007, 9589, 12023, 13632, 143 6867, 9447, 10995, 7930, 9816, 11397, 10241, 13300, 14939, 144 5830, 8670, 12387, 9870, 11915, 14247, 9318, 11647, 13272, 145 6721, 10836, 12929, 6543, 8233, 9944, 8034, 10854, 12394, 146 9112, 11787, 14218, 9302, 11114, 13400, 9022, 11366, 13816, 147 6962, 10461, 12480, 11288, 13333, 15222, 7249, 8974, 10547, 148 10566, 12336, 14390, 6697, 11339, 13521, 11851, 13944, 15826, 149 6847, 8381, 11349, 7509, 9331, 10939, 8029, 9618, 11909, 150 13973, 17644, 19647, 22474, 14722, 16522, 20035, 22134, 16305, 18179, 21106, 23048, 151 15150, 17948, 21394, 23225, 13582, 15191, 17687, 22333, 11778, 15546, 18458, 21753, 152 16619, 18410, 20827, 23559, 14229, 15746, 17907, 22474, 12465, 15327, 20700, 22831, 153 15085, 16799, 20182, 23410, 13026, 16935, 19890, 22892, 14310, 16854, 19007, 22944, 154 14210, 15897, 18891, 23154, 14633, 18059, 20132, 22899, 15246, 17781, 19780, 22640, 155 16396, 18904, 20912, 23035, 14618, 17401, 19510, 21672, 15473, 17497, 19813, 23439, 156 18851, 20736, 22323, 23864, 15055, 16804, 18530, 20916, 16490, 18196, 19990, 21939, 157 11711, 15223, 21154, 23312, 13294, 15546, 19393, 21472, 12956, 16060, 20610, 22417, 158 11628, 15843, 19617, 22501, 14106, 16872, 19839, 22689, 15655, 18192, 20161, 22452, 159 12953, 15244, 20619, 23549, 15322, 17193, 19926, 21762, 16873, 18676, 20444, 22359, 160 14874, 17871, 20083, 21959, 11534, 14486, 19194, 21857, 17766, 19617, 21338, 23178, 161 13404, 15284, 19080, 23136, 15392, 17527, 19470, 21953, 14462, 16153, 17985, 21192, 162 17734, 19750, 21903, 23783, 16973, 19096, 21675, 23815, 16597, 18936, 21257, 23461, 163 15966, 17865, 20602, 22920, 15416, 17456, 20301, 22972, 18335, 20093, 21732, 23497, 164 15548, 17217, 20679, 23594, 15208, 16995, 20816, 22870, 13890, 18015, 20531, 22468, 165 13211, 15377, 19951, 22388, 12852, 14635, 17978, 22680, 16002, 17732, 20373, 23544, 166 11373, 14134, 19534, 22707, 17329, 19151, 21241, 23462, 15612, 17296, 19362, 22850, 167 15422, 19104, 21285, 23164, 13792, 17111, 19349, 21370, 15352, 17876, 20776, 22667, 168 15253, 16961, 18921, 22123, 14108, 17264, 20294, 23246, 15785, 17897, 20010, 21822, 169 17399, 19147, 20915, 22753, 13010, 15659, 18127, 20840, 16826, 19422, 22218, 24084, 170 18108, 20641, 22695, 24237, 18018, 20273, 22268, 23920, 16057, 17821, 21365, 23665, 171 16005, 17901, 19892, 23016, 13232, 16683, 21107, 23221, 13280, 16615, 19915, 21829, 172 14950, 18575, 20599, 22511, 16337, 18261, 20277, 23216, 14306, 16477, 21203, 23158, 173 12803, 17498, 20248, 22014, 14327, 17068, 20160, 22006, 14402, 17461, 21599, 23688, 174 16968, 18834, 20896, 23055, 15070, 17157, 20451, 22315, 15419, 17107, 21601, 23946, 175 16039, 17639, 19533, 21424, 16326, 19261, 21745, 23673, 16489, 18534, 21658, 23782, 176 16594, 18471, 20549, 22807, 18973, 21212, 22890, 24278, 14264, 18674, 21123, 23071, 177 15117, 16841, 19239, 23118, 13762, 15782, 20478, 23230, 14111, 15949, 20058, 22354, 178 14990, 16738, 21139, 23492, 13735, 16971, 19026, 22158, 14676, 17314, 20232, 22807, 179 16196, 18146, 20459, 22339, 14747, 17258, 19315, 22437, 14973, 17778, 20692, 23367, 180 15715, 17472, 20385, 22349, 15702, 18228, 20829, 23410, 14428, 16188, 20541, 23630, 181 16824, 19394, 21365, 23246, 13069, 16392, 18900, 21121, 12047, 16640, 19463, 21689, 182 14757, 17433, 19659, 23125, 15185, 16930, 19900, 22540, 16026, 17725, 19618, 22399, 183 16086, 18643, 21179, 23472, 15462, 17248, 19102, 21196, 17368, 20016, 22396, 24096, 184 12340, 14475, 19665, 23362, 13636, 16229, 19462, 22728, 14096, 16211, 19591, 21635, 185 12152, 14867, 19943, 22301, 14492, 17503, 21002, 22728, 14834, 16788, 19447, 21411, 186 14650, 16433, 19326, 22308, 14624, 16328, 19659, 23204, 13888, 16572, 20665, 22488, 187 12977, 16102, 18841, 22246, 15523, 18431, 21757, 23738, 14095, 16349, 18837, 20947, 188 13266, 17809, 21088, 22839, 15427, 18190, 20270, 23143, 11859, 16753, 20935, 22486, 189 12310, 17667, 21736, 23319, 14021, 15926, 18702, 22002, 12286, 15299, 19178, 21126, 190 15703, 17491, 21039, 23151, 12272, 14018, 18213, 22570, 14817, 16364, 18485, 22598, 191 17109, 19683, 21851, 23677, 12657, 14903, 19039, 22061, 14713, 16487, 20527, 22814, 192 14635, 16726, 18763, 21715, 15878, 18550, 20718, 22906 193}; 194 195static const int16_t gain3[9]={ 196 -16384, -10813, -5407, 0, 4096, 8192, 12288, 16384, 32767 197}; 198 199static const int16_t gain4[17]={ 200 -17203, -14746, -12288, -9830, -7373, -4915, -2458, 0, 2458, 4915, 7373, 9830, 201 12288, 14746, 17203, 19661, 32767 202}; 203 204static const int16_t gain5[33]={ 205 614, 1229, 1843, 2458, 3072, 3686, 206 4301, 4915, 5530, 6144, 6758, 7373, 207 7987, 8602, 9216, 9830, 10445, 11059, 208 11674, 12288, 12902, 13517, 14131, 14746, 209 15360, 15974, 16589, 17203, 17818, 18432, 210 19046, 19661, 32767 211}; 212 213static const int16_t *const ilbc_gain[] = { 214 gain5, gain4, gain3, 215}; 216 217static const int16_t ilbc_state[8] = { 218 -30473, -17838, -9257, -2537, 3639, 10893, 19958, 32636 219}; 220 221static const int16_t frg_quant_mod[64] = { 222 /* First 37 values in Q8 */ 223 569, 671, 786, 916, 1077, 1278, 224 1529, 1802, 2109, 2481, 2898, 3440, 225 3943, 4535, 5149, 5778, 6464, 7208, 226 7904, 8682, 9397, 10285, 11240, 12246, 227 13313, 14382, 15492, 16735, 18131, 19693, 228 21280, 22912, 24624, 26544, 28432, 30488, 229 32720, 230 /* 22 values in Q5 */ 231 4383, 4684, 5012, 5363, 5739, 6146, 232 6603, 7113, 7679, 8285, 9040, 9850, 233 10838, 11882, 13103, 14467, 15950, 17669, 234 19712, 22016, 24800, 28576, 235 /* 5 values in Q3 */ 236 8240, 9792, 12040, 15440, 22472 237}; 238 239#endif /* AVCODEC_ILBCDATA_H */ 240