/* * G.723.1 common header and data tables * Copyright (c) 2006 Benjamin Larsson * Copyright (c) 2010 Mohamed Naufal Basheer * * This file is part of Libav. * * Libav is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * * Libav is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with Libav; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */ /** * @file * G.723.1 types, functions and data tables */ #ifndef AVCODEC_G723_1_H #define AVCODEC_G723_1_H #include #include "libavutil/log.h" #define SUBFRAMES 4 #define SUBFRAME_LEN 60 #define FRAME_LEN (SUBFRAME_LEN << 2) #define HALF_FRAME_LEN (FRAME_LEN / 2) #define LPC_FRAME (HALF_FRAME_LEN + SUBFRAME_LEN) #define LPC_ORDER 10 #define LSP_BANDS 3 #define LSP_CB_SIZE 256 #define PITCH_MIN 18 #define PITCH_MAX (PITCH_MIN + 127) #define PITCH_ORDER 5 #define GRID_SIZE 2 #define PULSE_MAX 6 #define GAIN_LEVELS 24 #define COS_TBL_SIZE 512 /** * Bitexact implementation of 2ab scaled by 1/2^16. * * @param a 32 bit multiplicand * @param b 16 bit multiplier */ #define MULL2(a, b) \ ((((a) >> 16) * (b) << 1) + (((a) & 0xffff) * (b) >> 15)) /** * G723.1 frame types */ enum FrameType { ACTIVE_FRAME, ///< Active speech SID_FRAME, ///< Silence Insertion Descriptor frame UNTRANSMITTED_FRAME }; /** * G723.1 rate values */ enum Rate { RATE_6300, RATE_5300 }; /** * G723.1 unpacked data subframe */ typedef struct G723_1_Subframe { int ad_cb_lag; ///< adaptive codebook lag int ad_cb_gain; int dirac_train; int pulse_sign; int grid_index; int amp_index; int pulse_pos; } G723_1_Subframe; /** * Pitch postfilter parameters */ typedef struct PPFParam { int index; ///< postfilter backward/forward lag int16_t opt_gain; ///< optimal gain int16_t sc_gain; ///< scaling gain } PPFParam; /** * Harmonic filter parameters */ typedef struct HFParam { int index; int gain; } HFParam; /** * Optimized fixed codebook excitation parameters */ typedef struct FCBParam { int min_err; int amp_index; int grid_index; int dirac_train; int pulse_pos[PULSE_MAX]; int pulse_sign[PULSE_MAX]; } FCBParam; typedef struct g723_1_context { AVClass *class; G723_1_Subframe subframe[4]; enum FrameType cur_frame_type; enum FrameType past_frame_type; enum Rate cur_rate; uint8_t lsp_index[LSP_BANDS]; int pitch_lag[2]; int erased_frames; int16_t prev_lsp[LPC_ORDER]; int16_t sid_lsp[LPC_ORDER]; int16_t prev_excitation[PITCH_MAX]; int16_t excitation[PITCH_MAX + FRAME_LEN + 4]; int16_t synth_mem[LPC_ORDER]; int16_t fir_mem[LPC_ORDER]; int iir_mem[LPC_ORDER]; int random_seed; int cng_random_seed; int interp_index; int interp_gain; int sid_gain; int cur_gain; int reflection_coef; int pf_gain; int postfilter; int16_t audio[FRAME_LEN + LPC_ORDER + PITCH_MAX + 4]; /* encoder */ int16_t prev_data[HALF_FRAME_LEN]; int16_t prev_weight_sig[PITCH_MAX]; int16_t hpf_fir_mem; ///< highpass filter fir int hpf_iir_mem; ///< and iir memories int16_t perf_fir_mem[LPC_ORDER]; ///< perceptual filter fir int16_t perf_iir_mem[LPC_ORDER]; ///< and iir memories int16_t harmonic_mem[PITCH_MAX]; } G723_1_Context; /** * Scale vector contents based on the largest of their absolutes. */ int ff_g723_1_scale_vector(int16_t *dst, const int16_t *vector, int length); /** * Calculate the number of left-shifts required for normalizing the input. * * @param num input number * @param width width of the input, 16 bits(0) / 32 bits(1) */ int ff_g723_1_normalize_bits(int num, int width); int ff_g723_1_dot_product(const int16_t *a, const int16_t *b, int length); /** * Get delayed contribution from the previous excitation vector. */ void ff_g723_1_get_residual(int16_t *residual, int16_t *prev_excitation, int lag); /** * Generate a train of dirac functions with period as pitch lag. */ void ff_g723_1_gen_dirac_train(int16_t *buf, int pitch_lag); /** * Generate adaptive codebook excitation. */ void ff_g723_1_gen_acb_excitation(int16_t *vector, int16_t *prev_excitation, int pitch_lag, G723_1_Subframe *subfrm, enum Rate cur_rate); /** * Quantize LSP frequencies by interpolation and convert them to * the corresponding LPC coefficients. * * @param lpc buffer for LPC coefficients * @param cur_lsp the current LSP vector * @param prev_lsp the previous LSP vector */ void ff_g723_1_lsp_interpolate(int16_t *lpc, int16_t *cur_lsp, int16_t *prev_lsp); /** * Perform inverse quantization of LSP frequencies. * * @param cur_lsp the current LSP vector * @param prev_lsp the previous LSP vector * @param lsp_index VQ indices * @param bad_frame bad frame flag */ void ff_g723_1_inverse_quant(int16_t *cur_lsp, int16_t *prev_lsp, uint8_t *lsp_index, int bad_frame); static const uint8_t frame_size[4] = { 24, 20, 4, 1 }; /* Postfilter gain weighting factors scaled by 2^15 */ static const int16_t ppf_gain_weight[2] = { 0x1800, 0x2000 }; /* LSP DC component */ static const int16_t dc_lsp[LPC_ORDER] = { 0x0c3b, 0x1271, 0x1e0a, 0x2a36, 0x3630, 0x406f, 0x4d28, 0x56f4, 0x638c, 0x6c46 }; /* Cosine table scaled by 2^14 */ static const int16_t cos_tab[COS_TBL_SIZE + 1] = { 16384, 16383, 16379, 16373, 16364, 16353, 16340, 16324, 16305, 16284, 16261, 16235, 16207, 16176, 16143, 16107, 16069, 16029, 15986, 15941, 15893, 15843, 15791, 15736, 15679, 15619, 15557, 15493, 15426, 15357, 15286, 15213, 15137, 15059, 14978, 14896, 14811, 14724, 14635, 14543, 14449, 14354, 14256, 14155, 14053, 13949, 13842, 13733, 13623, 13510, 13395, 13279, 13160, 13039, 12916, 12792, 12665, 12537, 12406, 12274, 12140, 12004, 11866, 11727, 11585, 11442, 11297, 11151, 11003, 10853, 10702, 10549, 10394, 10238, 10080, 9921, 9760, 9598, 9434, 9269, 9102, 8935, 8765, 8595, 8423, 8250, 8076, 7900, 7723, 7545, 7366, 7186, 7005, 6823, 6639, 6455, 6270, 6084, 5897, 5708, 5520, 5330, 5139, 4948, 4756, 4563, 4370, 4176, 3981, 3786, 3590, 3393, 3196, 2999, 2801, 2603, 2404, 2205, 2006, 1806, 1606, 1406, 1205, 1005, 804, 603, 402, 201, 0, -201, -402, -603, -804, -1005, -1205, -1406, -1606, -1806, -2006, -2205, -2404, -2603, -2801, -2999, -3196, -3393, -3590, -3786, -3981, -4176, -4370, -4563, -4756, -4948, -5139, -5330, -5520, -5708, -5897, -6084, -6270, -6455, -6639, -6823, -7005, -7186, -7366, -7545, -7723, -7900, -8076, -8250, -8423, -8595, -8765, -8935, -9102, -9269, -9434, -9598, -9760, -9921, -10080, -10238, -10394, -10549, -10702, -10853, -11003, -11151, -11297, -11442, -11585, -11727, -11866, -12004, -12140, -12274, -12406, -12537, -12665, -12792, -12916, -13039, -13160, -13279, -13395, -13510, -13623, -13733, -13842, -13949, -14053, -14155, -14256, -14354, -14449, -14543, -14635, -14724, -14811, -14896, -14978, -15059, -15137, -15213, -15286, -15357, -15426, -15493, -15557, -15619, -15679, -15736, -15791, -15843, -15893, -15941, -15986, -16029, -16069, -16107, -16143, -16176, -16207, -16235, -16261, -16284, -16305, -16324, -16340, -16353, -16364, -16373, -16379, -16383, -16384, -16383, -16379, -16373, -16364, -16353, -16340, -16324, -16305, -16284, -16261, -16235, -16207, -16176, -16143, -16107, -16069, -16029, -15986, -15941, -15893, -15843, -15791, -15736, -15679, -15619, -15557, -15493, -15426, -15357, -15286, -15213, -15137, -15059, -14978, -14896, -14811, -14724, -14635, -14543, -14449, -14354, -14256, -14155, -14053, -13949, -13842, -13733, -13623, -13510, -13395, -13279, -13160, -13039, -12916, -12792, -12665, -12537, -12406, -12274, -12140, -12004, -11866, -11727, -11585, -11442, -11297, -11151, -11003, -10853, -10702, -10549, -10394, -10238, -10080, -9921, -9760, -9598, -9434, -9269, -9102, -8935, -8765, -8595, -8423, -8250, -8076, -7900, -7723, -7545, -7366, -7186, -7005, -6823, -6639, -6455, -6270, -6084, -5897, -5708, -5520, -5330, -5139, -4948, -4756, -4563, -4370, -4176, -3981, -3786, -3590, -3393, -3196, -2999, -2801, -2603, -2404, -2205, -2006, -1806, -1606, -1406, -1205, -1005, -804, -603, -402, -201, 0, 201, 402, 603, 804, 1005, 1205, 1406, 1606, 1806, 2006, 2205, 2404, 2603, 2801, 2999, 3196, 3393, 3590, 3786, 3981, 4176, 4370, 4563, 4756, 4948, 5139, 5330, 5520, 5708, 5897, 6084, 6270, 6455, 6639, 6823, 7005, 7186, 7366, 7545, 7723, 7900, 8076, 8250, 8423, 8595, 8765, 8935, 9102, 9269, 9434, 9598, 9760, 9921, 10080, 10238, 10394, 10549, 10702, 10853, 11003, 11151, 11297, 11442, 11585, 11727, 11866, 12004, 12140, 12274, 12406, 12537, 12665, 12792, 12916, 13039, 13160, 13279, 13395, 13510, 13623, 13733, 13842, 13949, 14053, 14155, 14256, 14354, 14449, 14543, 14635, 14724, 14811, 14896, 14978, 15059, 15137, 15213, 15286, 15357, 15426, 15493, 15557, 15619, 15679, 15736, 15791, 15843, 15893, 15941, 15986, 16029, 16069, 16107, 16143, 16176, 16207, 16235, 16261, 16284, 16305, 16324, 16340, 16353, 16364, 16373, 16379, 16383, 16384 }; /* LSP VQ tables */ static const int16_t lsp_band0[LSP_CB_SIZE][3] = { { 0, 0, 0}, { -270, -1372, -1032}, { -541, -1650, -1382}, { -723, -2011, -2213}, { -941, -1122, -1942}, { -780, -1145, -2454}, { -884, -1309, -1373}, {-1051, -1523, -1766}, {-1083, -1622, -2300}, { -777, -1377, -2147}, { -935, -1467, -2763}, { -802, -1327, -3471}, { -935, -1959, -3999}, { -240, -89, 222}, { -661, -257, -160}, { -994, -466, -419}, { -188, -164, -278}, { -342, -512, -415}, { -607, -511, -797}, { 16, 19, -716}, { 374, 425, -972}, { -346, 245, -282}, { -265, 506, -754}, { -620, -147, 1955}, { -742, -860, 2597}, { -150, -352, 2704}, { 305, 880, 1954}, { 123, 731, 2766}, { -348, 765, 3327}, { 618, 221, 3258}, { -178, -47, 4219}, { 393, 1304, 3842}, { 698, 1702, 4801}, { 63, -584, 1229}, { -215, -732, 1704}, { 172, -335, 1909}, { -2, 216, 1797}, { 353, 127, 2205}, {-1208, 188, 11}, { -513, -75, -683}, { -973, 222, -646}, { -616, -843, -388}, { -950, -1113, -359}, {-1431, -623, -705}, {-1398, -1063, -178}, { -45, -461, 35}, { -9, -657, -216}, { 127, -1078, 95}, { -950, -1156, 584}, {-1480, -1494, 449}, { -120, -705, 516}, { -368, -961, 727}, { -378, -526, 973}, { -793, -614, 676}, { -801, -755, 1287}, {-1476, -340, 1636}, { -505, -1254, 1543}, {-1243, -1622, 1532}, { -776, -1477, -655}, {-1151, -1296, -823}, {-1153, -1672, -1124}, {-1291, -2003, -1702}, { -622, -1283, 57}, { -471, -1611, 509}, {-1060, -1570, -139}, { -873, -2156, -536}, {-1716, -2021, -364}, {-2150, -3218, -1291}, {-1248, -1945, -2904}, {-1215, -2633, -2855}, { 167, -244, 84}, { 349, -412, -217}, { -40, -352, 632}, { 227, -529, 405}, { 68, -383, -443}, { 167, -558, -706}, { -275, -854, -14}, { -351, -1089, -449}, { 341, -72, -289}, { 603, -106, -474}, { 322, -219, -649}, { 179, -317, -998}, { 450, -291, -996}, { 555, 195, -525}, { 784, 272, -831}, { -148, -384, -849}, { 82, -536, -1357}, { 238, -172, -1354}, { 422, -268, -1841}, { 297, -737, -2079}, { -111, -801, -598}, { 1, -668, -984}, { -131, -818, -1299}, { -329, -521, -1310}, { -151, -778, -1834}, { -93, -352, -1746}, { -568, -640, -1821}, { -509, -941, -2183}, { 464, -815, -1250}, { 79, -1133, -1597}, { -184, -1353, -2123}, { -196, -410, -2427}, { -192, -833, -2810}, { -259, -1382, -3045}, { -217, 4, -1166}, { -800, -325, -1219}, { -363, -830, -898}, { -661, -1134, -960}, { -386, -980, -1501}, { -627, -1159, -1722}, { -903, -829, -855}, { -685, -829, -1313}, {-1065, -959, -1405}, { 441, 25, -847}, { 655, -27, -1181}, { 1159, -110, -705}, { 856, 253, -1671}, { 415, 404, -1}, { 322, 903, -398}, { 670, 499, -292}, { 803, 591, -610}, { 1144, 591, -814}, { 717, 183, 393}, { 857, 381, 106}, { 609, 62, -27}, { 792, 198, -325}, { 735, 805, 88}, { 1142, 812, 78}, { 1028, 366, -292}, { 1309, 743, -237}, { 1615, 589, -79}, { 1010, 639, -243}, { 999, 964, -311}, { 1500, 1137, -615}, { 988, 357, 646}, { 1227, 667, 683}, { 1164, 1565, 894}, { 1392, 2015, 477}, { 1138, 533, 250}, { 1437, 896, 391}, { 1765, 1118, 99}, { 1112, 1090, 802}, { 1596, 846, 1134}, { 937, 1161, 279}, { 1719, 1254, 683}, { 1338, 1086, 35}, { 1419, 1324, 428}, { 1428, 1524, 40}, { 2108, 1594, 89}, { 1015, 544, 1222}, { 1121, 925, 1263}, { 1030, 1318, 1485}, { 1295, 789, 1817}, { 1323, 1272, 1909}, { 1724, 1237, 1803}, { 1797, 1689, 858}, { 2149, 1367, 1301}, { 2302, 1867, 761}, { 2863, 2351, 1053}, { 52, 163, -76}, { 230, 309, -492}, { -71, 619, 39}, { -218, 856, 499}, { -654, 736, -207}, { -535, 1259, 155}, { -480, 1476, 643}, { 262, 1081, 102}, { 309, 1592, -182}, { 627, 1629, 534}, { 337, 643, 456}, { 758, 670, 713}, { 202, 1126, 658}, { 612, 1131, 666}, { 686, 1223, 1136}, { -131, 377, 525}, { 42, 708, 907}, { 87, 1488, 1035}, { 432, 2117, 904}, { 137, 981, 1332}, { -447, 1014, 1136}, { -839, 1793, 1246}, { -559, 297, 198}, { -850, 685, 446}, {-1273, 632, 826}, { -401, -544, 173}, { -753, -793, 144}, { -436, -9, 772}, { -115, -243, 1310}, { -670, -269, 374}, {-1027, -13, 639}, { -887, -81, 1137}, {-1277, -455, 158}, {-1411, -720, 736}, { 172, 88, 403}, { 386, 255, 756}, { -500, 522, 910}, { -958, 659, 1388}, { -395, 301, 1344}, { -356, 768, 1813}, { -613, 841, 2419}, { 445, -122, 252}, { 629, -87, 723}, { 283, -253, 870}, { 456, -116, 1381}, { 757, 180, 1059}, { 532, 408, 1509}, { 947, 288, 1806}, { 1325, 994, 2524}, { 892, 1219, 3023}, { 1397, 1596, 3406}, { 1143, 1552, 2546}, { 1850, 1433, 2710}, { -10, 134, 1002}, { 154, 499, 1323}, { 508, 792, 1117}, { 509, 1340, 1616}, { 762, 862, 1608}, { 787, 740, 2320}, { 794, 1727, 1283}, { 465, 2108, 1660}, { -120, 1451, 1613}, { -386, 2016, 2169}, { 891, 1225, 2050}, { 456, 1480, 2185}, { 1493, 1283, 1209}, { 1397, 1636, 1518}, { 1776, 1738, 1552}, { 1572, 1698, 2141}, { 1389, 2126, 1271}, { 1959, 2413, 1119}, { 1365, 2892, 1505}, { 2206, 1971, 1623}, { 2076, 1950, 2280}, { 1717, 2291, 1867}, { 2366, 2515, 1953}, { 2865, 2838, 2522}, { 2535, 3465, 2011}, { 3381, 4127, 2638}, { 836, 2667, 2289}, { 1761, 2773, 2337}, { 1415, 3325, 2911}, { 2354, 3138, 3126}, { 2659, 4192, 4010}, { 1048, 1786, 1818}, { 1242, 2111, 2240}, { 1512, 2079, 2780}, { 1573, 2491, 3138}, { 2230, 2377, 2782}, { 416, 1773, 2704}, { 725, 2336, 3297}, { 1252, 2373, 3978}, { 2094, 2268, 3568}, { 2011, 2712, 4528}, { 1341, 3507, 3876}, { 1216, 3919, 4922}, { 1693, 4793, 6012} }; static const int16_t lsp_band1[LSP_CB_SIZE][3] = { { 0, 0, 0}, {-2114, -1302, 76}, {-2652, -1278, -1368}, {-2847, -828, -349}, {-3812, -2190, -349}, {-3946, -364, -449}, {-2725, -4492, -3607}, {-3495, -4764, -1744}, { -51, -756, 84}, { -153, -1191, 504}, { 108, -1418, 1167}, { -835, -896, 390}, { -569, -1702, 87}, {-1151, -1818, 933}, {-1826, -2547, 411}, {-1842, -1818, 1451}, {-2438, -1611, 781}, {-2747, -2477, 1311}, { -940, 1252, 477}, {-1629, 1688, 602}, {-1202, 617, 280}, {-1737, 393, 580}, {-1528, 1077, 1199}, {-2165, -161, 1408}, {-2504, -1087, 2371}, {-3458, -175, 1395}, {-1397, -98, -843}, {-2252, -177, -1149}, {-1489, -726, -1283}, {-1558, -265, -1744}, {-1867, -821, -1897}, {-2062, -1516, -2340}, {-2595, -1142, -2861}, { 170, 46, -819}, { -193, -204, -1151}, { 326, -196, -1532}, { 780, 329, -816}, { 201, 369, -1243}, { 650, -209, -1060}, { 1144, -15, -1216}, { 1203, -259, -1867}, { -890, -564, -1430}, { -638, -852, -1921}, { 177, -739, -1358}, { -261, -526, -1666}, { 206, -407, -2255}, { 338, -526, -822}, { 421, -1095, -1009}, { 765, -607, -1408}, { 825, -1295, -2004}, { 357, -905, -1815}, { -58, -1248, -1588}, { -596, -1436, -2046}, { -73, -1159, -2116}, { -115, -1382, -2581}, { -160, -1723, -1952}, { -6, -2196, -2954}, { -649, -1705, -2603}, { -617, -1453, -3282}, { -949, -2019, -3102}, { -812, 1544, 1937}, {-1854, 574, 2000}, {-1463, 1140, 2649}, {-2683, 1748, 1452}, {-2486, 2241, 2523}, { 783, 1910, 1435}, { 581, 2682, 1376}, { 236, 2197, 1885}, { -453, 2943, 2057}, { -682, 2178, 2565}, {-1342, 3201, 3328}, { -288, -184, 262}, { 121, -149, -183}, { 758, -412, 206}, { 1038, -204, 853}, { 1577, -457, 700}, { 937, -640, -567}, { 1508, -528, -1024}, { -225, -527, -427}, { -564, -1095, -332}, { -742, -353, -186}, {-1288, -459, 84}, {-1853, -484, -274}, {-1554, -731, 825}, {-2425, -234, 382}, {-1722, 293, -271}, {-2515, 425, -564}, {-2599, 818, 464}, { -358, 118, -375}, { -613, 198, -874}, { -690, 683, -324}, {-1352, 1155, -168}, {-1093, 129, -324}, {-1184, 611, -858}, { 433, 386, -372}, { -120, 486, -634}, { 234, 851, -631}, { 602, 128, 46}, { 1099, 410, 159}, { 715, -145, -424}, { 1198, -85, -593}, { 1390, 367, -358}, { 1683, 362, -964}, { 1711, 622, 45}, { 2033, 833, -383}, { 2890, 549, -506}, { 7, 401, 52}, { 72, 811, 415}, { 566, 668, 41}, { 467, 1218, 130}, { 68, 957, -187}, { -25, 1649, -103}, { -661, 260, 214}, { -925, -94, 612}, { -321, -422, 965}, { -788, -672, 1783}, { 400, -673, 779}, { 741, -595, 1635}, { -161, 307, 657}, { -382, 836, 871}, { -814, 400, 1223}, { 364, 606, 1247}, { 57, 75, 1571}, { 151, 471, 2287}, { -81, 1021, 1502}, { 227, 1470, 1097}, { 658, 1275, 1653}, { 664, 1478, 2377}, { 263, -127, 444}, { 264, 89, 969}, { 794, 171, 576}, { 821, 186, 1226}, { 404, 462, 517}, { 339, 918, 794}, { 1280, 1423, 196}, { 1453, 2019, 365}, { 1615, 1481, 672}, { 2394, 1708, 508}, { 806, 1238, 573}, { 713, 1158, 1078}, { 1285, 1436, 1232}, { 1790, 1188, 1141}, { 765, 643, 864}, { 1032, 797, 1279}, { 900, 563, 1827}, { 1514, 673, 2312}, { 1544, 1129, 3240}, { 1469, 1050, 1594}, { 1945, 1318, 1988}, { 2397, 2026, 2060}, { 3538, 2057, 2620}, { 1249, -118, 74}, { 1727, 194, 421}, { 2078, -50, -463}, { 970, 688, -432}, { 1149, 952, -110}, { 1254, 1275, -651}, { 1386, 929, 401}, { 1960, 1167, 232}, { 407, -752, -243}, { 859, -1118, 172}, { -227, -860, -992}, { -796, -1175, -1380}, { 8, -1282, -388}, { 353, -1781, -1037}, { -732, -397, -807}, { -853, -28, -1342}, {-1229, -1207, -1959}, {-1015, -1125, -2543}, {-1452, -1791, -2725}, {-1891, -2416, -3269}, { -918, -1629, -783}, { -580, -2155, -698}, {-1097, -2364, -96}, {-1387, -1513, 7}, {-1588, -2076, -664}, {-1473, -2740, -784}, {-2378, -3149, -56}, {-2856, -2092, -169}, {-3391, -3708, 316}, {-1176, -890, -614}, {-1944, -1061, -800}, { -299, -1517, -1000}, { -640, -1850, -1526}, {-1454, -1536, -1233}, {-1890, -1955, -1756}, {-1086, -1921, -2122}, { -750, -2325, -2260}, {-1325, -2413, -2673}, {-1114, -2542, -3459}, {-1341, -2901, -3963}, {-1160, -2226, -1393}, {-1001, -2772, -1573}, {-1594, -2641, -1978}, {-1534, -3046, -2624}, {-2224, -2196, -675}, {-2807, -3054, -1102}, {-2008, -2840, -1186}, {-1980, -3332, -1695}, {-1715, -3562, -505}, {-2527, -4000, -1887}, {-2333, -2734, -2296}, {-3440, -2401, -3211}, {-2008, -3528, -3337}, {-2247, -3291, -4510}, { -475, 949, 155}, { -149, 1365, 545}, { -757, 1644, 1083}, { -217, 2053, 1353}, {-1433, 2301, 1462}, { 495, 1661, 529}, { 10, 2037, 740}, { 2082, 1898, 978}, { 2831, 2294, 911}, { 842, 793, 420}, { 1223, 1023, 863}, { 1237, 451, 780}, { 1744, 708, 822}, { 1533, 284, 1384}, { 2135, 609, 1538}, { 2305, 626, 540}, { 2368, 1187, 955}, { 2586, 1255, -7}, { 3116, 1131, 726}, { 3431, 1730, 428}, { 2734, 1648, 1307}, { 2988, 1231, 2010}, { 3523, 2024, 1488}, { 1034, 1657, 871}, { 1206, 2163, 1036}, { 1807, 2372, 1233}, { 1808, 1769, 1493}, { 1573, 2332, 1779}, { 1216, 1609, 1866}, { 1480, 1898, 2513}, { 465, 2708, 2776}, { 771, 3638, 3338}, { 1869, 2599, 2623}, { 2825, 2745, 2468}, { 2638, 2439, 1585}, { 2094, 2970, 1308}, { 2022, 3057, 1999}, { 3428, 2912, 1816}, { 4536, 2974, 2129}, { 1046, 2563, 2086}, { 1363, 3562, 2318}, { 2511, 1891, 2984}, { 1866, 2306, 3986}, { 3272, 2924, 3682}, { 3146, 3564, 2272}, { 3592, 3968, 2822}, { 2431, 3369, 3069}, { 1931, 4709, 3090}, { 2629, 4220, 3986}, { 4639, 4056, 3664}, { 4035, 5334, 4912} }; static const int16_t lsp_band2[LSP_CB_SIZE][4] = { { 0, 0, 0, 0}, { 601, 512, -542, 334}, { 428, 1087, -484, -132}, { 652, 622, -391, -572}, { 378, 799, 141, -860}, { 1040, 409, 112, -554}, { 1123, 670, -75, -847}, { 1421, 494, -315, -1095}, { 787, 1001, 114, -460}, { 988, 1672, 216, -681}, { 1007, 1241, -132, -1247}, { 1073, 399, 186, -5}, { 1262, 193, -694, -129}, { 325, 196, 51, -641}, { 861, -59, 350, -458}, { 1261, 567, 586, -346}, { 1532, 885, 210, -517}, { 2027, 937, 113, -792}, { 1383, 1064, 334, 38}, { 1964, 1468, 459, 133}, { 2062, 1186, -98, -121}, { 2577, 1445, 506, -373}, { 2310, 1682, -2, -960}, { 2876, 1939, 765, 138}, { 3581, 2360, 649, -414}, { 219, 176, -398, -309}, { 434, -78, -435, -880}, { -344, 301, 265, -552}, { -915, 470, 657, -380}, { 419, -432, -163, -453}, { 351, -953, 8, -562}, { 789, -43, 20, -958}, { 302, -594, -352, -1159}, { 1040, 108, -668, -924}, { 1333, 210, -1217, -1663}, { 483, 589, -350, -1140}, { 1003, 824, -802, -1184}, { 745, 58, -589, -1443}, { 346, 247, -915, -1683}, { 270, 796, -720, -2043}, { 1208, 722, -222, -193}, { 1486, 1180, -412, -672}, { 1722, 179, -69, -521}, { 2047, 860, -666, -1410}, { -146, 222, -281, -805}, { -189, 90, -114, -1307}, { -152, 1086, -241, -764}, { -439, 733, -601, -1302}, { -833, -167, -351, -601}, { -856, -422, -411, -1059}, { -747, -355, -582, -1644}, { -837, 210, -916, -1144}, {-1800, 32, -878, -1687}, { -48, -23, -1146, 52}, { -350, -409, -1656, -364}, { 265, -728, -858, -577}, { 458, -247, -1141, -997}, { 691, -407, -1988, -1161}, { -66, -104, -705, -1249}, { -431, -93, -1191, -1844}, { 203, -732, -1000, -1693}, { 10, -832, -1846, -1819}, { 493, -128, -1436, -1768}, { 488, -311, -1730, -2540}, { -653, -532, -1150, -1172}, {-1086, -289, -1706, -1533}, { -699, -1205, -1216, -1766}, {-1032, -1481, -2074, -1523}, { -721, -1220, -2277, -2600}, { 12, -539, -1484, -1131}, { -40, -911, -2106, -441}, { -471, -484, -2267, -1549}, { -141, -988, -3006, -1721}, {-1545, -2102, -583, 342}, {-1383, -2772, -386, -13}, {-2118, -2589, -1205, 72}, {-2147, -3231, -965, 390}, {-2949, -3300, -621, 637}, {-3907, -4138, -865, 803}, {-1287, -845, -375, -548}, {-1416, -1169, -487, -1277}, {-1400, -1690, -1027, -418}, {-2018, -1909, -1188, -1260}, {-1418, -2222, -2029, -128}, {-2067, -2998, -2693, -310}, { -950, -1028, -1538, 185}, {-1616, -915, -2205, -549}, { 19, -821, -1145, 352}, { 184, -1175, -1356, -627}, { -547, -1088, -1661, -911}, { -216, -1502, -2197, -948}, { -795, -1306, -2374, -451}, { -924, -1889, -2796, -680}, { -600, -1614, -3609, -885}, {-2392, -2528, 319, 303}, {-2908, -2095, -310, 573}, {-3460, -2141, 49, -113}, {-2231, -448, 675, -146}, {-2805, -532, 1231, 479}, {-2684, -486, -200, 611}, {-3525, -971, -198, 704}, {-3707, 173, 349, 254}, {-4734, -1447, -34, 880}, { 777, -512, 114, -10}, { 1250, -66, 442, -5}, { 604, 613, 452, -352}, { 1224, 777, 675, -1014}, {-1372, -79, -1208, -238}, {-2389, -17, -1157, -818}, {-1504, -673, -1133, -1060}, {-1984, -799, -2005, -1973}, {-2037, -798, -1068, -105}, {-3190, -899, -1817, -194}, { -156, -886, 394, -318}, { -258, -1283, 551, 202}, { -536, -1729, 910, 331}, { -847, -1109, 795, -163}, {-1171, -1128, 715, 519}, {-1080, -1319, 1685, 668}, {-1000, -1921, 96, 211}, {-1487, -2148, 831, 174}, {-1139, -374, 414, -4}, {-1517, -1383, 396, -352}, {-1012, 439, -59, -967}, {-1812, 706, -440, -1030}, {-1971, -329, -34, -827}, {-2472, -1588, -151, -606}, {-2161, 374, -281, 76}, {-3012, 231, -15, -690}, { 1104, 566, 721, 209}, { 1685, 564, 383, 98}, { 1898, 750, 792, -97}, { 556, -64, 561, -93}, { 876, 162, 913, -22}, { 961, 675, 1296, 140}, { 756, -396, 851, 544}, { 360, -303, 1341, 396}, { 878, -22, 1464, 863}, { -309, -273, 642, -129}, { -686, -82, 842, 454}, { -5, -47, 1069, 998}, { -94, 967, 1277, 298}, { -489, 385, 1473, 746}, { -369, -717, 1333, 242}, { 281, -993, 1726, 924}, { 464, 601, 1575, 1376}, { -250, 206, 2339, 1175}, { -438, 377, -597, -285}, {-1020, 787, -790, -287}, { -458, -410, 215, 295}, { -589, -860, -121, 797}, {-1175, 122, -437, 466}, {-1480, -121, 367, 924}, { 234, 323, 770, -555}, { 145, 30, 996, 26}, { 66, 849, 93, -145}, { -117, 1261, 474, -399}, {-1495, 1051, 218, -506}, {-1390, 694, 994, 88}, { 616, 7, 78, 304}, { 1060, 52, -62, 835}, { 833, 454, 649, 1359}, { -770, 464, 47, 93}, { -574, 1199, -39, 379}, { 114, -98, 488, 485}, { 727, 244, 606, 696}, { -76, 455, 671, 546}, { -565, -13, 145, 819}, { -376, 569, 448, 1128}, { 218, 122, 265, 1167}, { 230, 738, 932, 1003}, { 138, 477, 36, 450}, { 404, 787, -73, 1000}, { 497, 1259, 387, 1231}, { 17, 207, 195, -79}, { 562, 358, 53, -158}, { 493, 387, 478, 189}, { 678, 831, 640, 558}, { -197, 523, 613, 57}, { 429, 894, 769, 111}, { 67, 1174, 568, 511}, { 1242, 824, 251, 840}, { 1419, 1074, 864, 481}, { 924, 1474, 669, 724}, { 1539, 1879, 654, 1590}, { 445, 337, 1111, 541}, { 472, 1421, 1264, 1094}, { 794, 735, 1103, 668}, { 1055, 863, 1192, 1020}, { 778, 1105, 806, 1798}, { 1052, 1527, 1587, 2151}, { 881, 1552, 1265, 391}, { 726, 872, 1812, 601}, { 1469, 280, 1008, 616}, { 1403, 577, 1803, 1244}, { 1650, 1314, 1148, 1072}, { 1297, 1669, 1911, 1026}, { 2093, 1044, 2115, 1189}, { 1644, 1961, 2587, 1512}, { 25, -315, -9, -106}, { 290, -339, 428, -444}, { -68, -783, 735, 772}, { 245, -555, 468, 47}, { 334, -895, 814, 146}, { 235, 368, -964, -959}, { -203, 315, -1566, -1217}, { 801, 17, -276, -354}, { 894, -495, -789, -635}, { 716, 291, -1189, -357}, { 560, -260, -733, -2}, { 679, -508, -1429, 211}, { -51, -62, -428, 557}, { 322, -638, -211, 614}, { -878, -1057, -84, -71}, { -388, -1415, -167, -318}, { -754, -1574, 214, -539}, {-1419, -2004, -92, -787}, { -47, -856, -347, -255}, { 23, -1211, -173, 320}, { -658, -487, -893, 353}, { -783, -1587, -584, 507}, {-1420, -859, -378, 441}, {-2095, -1491, -137, 439}, { -321, -1450, -1288, -12}, { -359, -2113, -553, -8}, { -831, -1918, -1561, 32}, {-1014, -2487, -1359, -939}, { -475, -311, -169, -236}, { -907, -426, 276, -611}, { -96, -400, 50, -710}, { -426, -1022, -10, -985}, { -197, -258, -744, -575}, { -611, -930, -771, -394}, { -267, -776, -612, -939}, { -256, -1346, -802, -1122}, { -796, -1570, -825, -754}, { 712, 876, 141, 227}, { 981, 1509, 85, 124}, { 1462, 1228, 979, -39}, { 1734, 999, 1481, 440}, { 2293, 1116, 769, 440}, { 2504, 1480, 1241, 356}, { 2474, 1909, 1558, 810}, { 917, 1134, 607, -134}, { 509, 1809, 781, -123}, { 1712, 1506, 559, -423}, { 2037, 2317, 726, -155}, { 3031, 2676, 1203, 331}, { 3664, 3274, 1768, 531}, { 1610, 1839, 867, 183}, { 1774, 1972, 1538, 97}, { 1822, 2158, 1282, 659}, { 2222, 2758, 1818, 900}, { 3251, 2124, 1723, 996}, { 3633, 2336, 2408, 1453}, { 2923, 3517, 2567, 1318}, }; /* * Used for the coding/decoding of the pulses positions * for the MP-MLQ codebook */ static const int32_t combinatorial_table[PULSE_MAX][SUBFRAME_LEN/GRID_SIZE] = { {118755, 98280, 80730, 65780L, 53130, 42504, 33649, 26334, 20349, 15504, 11628, 8568, 6188, 4368, 3003, 2002, 1287, 792, 462, 252, 126, 56, 21, 6, 1, 0, 0, 0, 0, 0}, { 23751, 20475, 17550, 14950, 12650, 10626, 8855, 7315, 5985, 4845, 3876, 3060, 2380, 1820, 1365, 1001, 715, 495, 330, 210, 126, 70, 35, 15, 5, 1, 0, 0, 0, 0}, { 3654, 3276, 2925, 2600, 2300, 2024, 1771, 1540, 1330, 1140, 969, 816, 680, 560, 455, 364, 286, 220, 165, 120, 84, 56, 35, 20, 10, 4, 1, 0, 0, 0}, { 406, 378, 351, 325, 300, 276, 253, 231, 210, 190, 171, 153, 136, 120, 105, 91, 78, 66, 55, 45, 36, 28, 21, 15, 10, 6, 3, 1, 0, 0}, { 29, 28, 27, 26, 25, 24, 23, 22, 21, 20, 19, 18, 17, 16, 15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0}, { 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1}, }; static const int16_t pitch_contrib[340] = { 60, 0, 0, 2489, 60, 0, 0, 5217, 1, 6171, 0, 3953, 0, 10364, 1, 9357, -1, 8843, 1, 9396, 0, 5794, -1, 10816, 2, 11606, -2, 12072, 0, 8616, 1, 12170, 0, 14440, 0, 7787, -1, 13721, 0, 18205, 0, 14471, 0, 15807, 1, 15275, 0, 13480, -1, 18375, -1, 0, 1, 11194, -1, 13010, 1, 18836, -2, 20354, 1, 16233, -1, 0, 60, 0, 0, 12130, 0, 13385, 1, 17834, 1, 20875, 0, 21996, 1, 0, 1, 18277, -1, 21321, 1, 13738, -1, 19094, -1, 20387, -1, 0, 0, 21008, 60, 0, -2, 22807, 0, 15900, 1, 0, 0, 17989, -1, 22259, 1, 24395, 1, 23138, 0, 23948, 1, 22997, 2, 22604, -1, 25942, 0, 26246, 1, 25321, 0, 26423, 0, 24061, 0, 27247, 60, 0, -1, 25572, 1, 23918, 1, 25930, 2, 26408, -1, 19049, 1, 27357, -1, 24538, 60, 0, -1, 25093, 0, 28549, 1, 0, 0, 22793, -1, 25659, 0, 29377, 0, 30276, 0, 26198, 1, 22521, -1, 28919, 0, 27384, 1, 30162, -1, 0, 0, 24237, -1, 30062, 0, 21763, 1, 30917, 60, 0, 0, 31284, 0, 29433, 1, 26821, 1, 28655, 0, 31327, 2, 30799, 1, 31389, 0, 32322, 1, 31760, -2, 31830, 0, 26936, -1, 31180, 1, 30875, 0, 27873, -1, 30429, 1, 31050, 0, 0, 0, 31912, 1, 31611, 0, 31565, 0, 25557, 0, 31357, 60, 0, 1, 29536, 1, 28985, -1, 26984, -1, 31587, 2, 30836, -2, 31133, 0, 30243, -1, 30742, -1, 32090, 60, 0, 2, 30902, 60, 0, 0, 30027, 0, 29042, 60, 0, 0, 31756, 0, 24553, 0, 25636, -2, 30501, 60, 0, -1, 29617, 0, 30649, 60, 0, 0, 29274, 2, 30415, 0, 27480, 0, 31213, -1, 28147, 0, 30600, 1, 31652, 2, 29068, 60, 0, 1, 28571, 1, 28730, 1, 31422, 0, 28257, 0, 24797, 60, 0, 0, 0, 60, 0, 0, 22105, 0, 27852, 60, 0, 60, 0, -1, 24214, 0, 24642, 0, 23305, 60, 0, 60, 0, 1, 22883, 0, 21601, 60, 0, 2, 25650, 60, 0, -2, 31253, -2, 25144, 0, 17998 }; /* Number of non-zero pulses in the MP-MLQ excitation */ static const int8_t pulses[4] = {6, 5, 6, 5}; /* Size of the MP-MLQ fixed excitation codebooks */ static const int32_t max_pos[4] = {593775, 142506, 593775, 142506}; static const int16_t fixed_cb_gain[GAIN_LEVELS] = { 1, 2, 3, 4, 6, 9, 13, 18, 26, 38, 55, 80, 115, 166, 240, 348, 502, 726, 1050, 1517, 2193, 3170, 4582, 6623, }; static const int16_t adaptive_cb_gain85[85 * 20] = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 800, 1496, 167, -256, -338, -39, -136, -1, -4, -6, -73, -8, -15, 12, 23, 2, 16, 30, 3, -5, -462, -686, 493, 2575, 311, -13, -28, -14, -404, -5, -19, 13, 20, 72, 107, -77, 8, 13, -9, -48, 1483, 144, 784, 928, 1243, -134, -1, -37, -52, -94, -13, -71, -6, -84, -8, -44, -112, -10, -59, -70, -77, 275, 3522, 1056, -1254, 0, -4, -757, -68, -95, 1, 16, -59, 4, -17, -227, -5, 21, 269, 80, -125, -40, -264, 381, 5027, 0, 0, -4, -8, -1542, 0, -2, 0, 2, 0, 6, 38, 12, 81, -117, 138, 332, 2215, 2574, 1339, -1, -6, -299, -404, -109, -2, -18, -44, -21, -52, -348, -11, -27, -181, -210, 3685, 2883, -887, 866, -1639, -828, -507, -48, -45, -164, -648, 199, 156, -194, -152, 46, 368, 288, -88, 86, 1396, 2146, 2235, 345, 942, -118, -281, -305, -7, -54, -182, -190, -292, -29, -45, -47, -80, -123, -128, -19, 13, 4475, 3549, -804, -655, 0, -1222, -768, -39, -26, -3, -2, -969, 0, 219, 174, 0, 179, 141, -32, -724, 254, 242, 6049, 2462, -32, -3, -3, -2233, -370, 11, 10, -3, 267, -94, -89, 108, -38, -36, -909, 626, -1713, 6121, 4561, -1061, -23, -179, -2287, -1270, -68, 65, -233, 640, -174, 477, -1704, 40, -111, 396, 295, -350, 1391, 7985, 511, -405, -7, -118, -3892, -15, -10, 29, 170, -678, 10, -43, -249, -8, 34, 197, 12, 3144, -529, 608, 2530, 3878, -603, -17, -22, -390, -918, 101, -116, 19, -485, 81, -93, -744, 125, -144, -599, 2589, -689, 3045, 5603, -404, -409, -29, -566, -1916, -10, 108, -481, 128, -885, 235, -1041, 63, -17, 75, 138, 3107, 513, 1374, -3594, -4922, -589, -16, -115, -788, -1478, -97, -260, -43, 681, 112, 301, 933, 154, 413, -1079, 2468, 6010, 1107, -390, 1961, -372, -2204, -74, -9, -234, -905, -166, -406, 58, 143, 26, -295, -719, -132, 46, 4773, 2766, 2368, 4862, -4044, -1390, -467, -342, -1443, -998, -806, -690, -399, -1416, -821, -702, 1178, 682, 584, 1200, 1665, -1879, 1443, 1701, 8562, -169, -215, -127, -176, -4475, 190, -146, 165, -172, 195, -149, -870, 982, -754, -889, 2716, 9011, -1007, 755, -1785, -450, -4956, -61, -34, -194, -1493, 167, 554, -125, -415, 46, 296, 982, -109, 82, -2727, 7548, 1285, 938, 3420, -453, -3478, -100, -53, -714, 1256, 213, -592, 156, -432, -73, 569, -1576, -268, -196, 3677, 882, 4050, 1202, 2323, -825, -47, -1001, -88, -329, -198, -909, -218, -269, -64, -297, -521, -125, -574, -170, 2046, -753, 122, 10102, 603, -255, -34, 0, -6229, -22, 94, -15, 5, -1261, 464, -75, -75, 27, -4, -372, 449, -1815, 10690, 3870, -527, -12, -201, -6976, -914, -16, 49, -293, 1184, -106, 428, -2525, 14, -58, 344, 124, -941, 2352, 5049, 3650, 2637, -54, -337, -1556, -813, -424, 135, 290, -725, 209, -524, -1125, 151, -378, -812, -587, -1879, 796, 3117, 9569, -404, -215, -38, -593, -5589, -9, 91, 357, -151, 1097, -464, -1821, -46, 19, 76, 236, -1715, 2043, -2096, 9946, 4001, -179, -254, -268, -6038, -977, 213, -219, 261, 1041, -1240, 1272, 418, -498, 511, -2429, -5772, -618, -3921, 284, -3155, -2033, -23, -938, -4, -607, -218, -1381, -148, 100, 10, 68, -1111, -119, -755, 54, 382, 4748, 8003, -2064, 2198, -8, -1376, -3909, -260, -294, -110, -186, -2319, 48, 598, 1008, -51, -637, -1073, 277, -867, 3015, 11926, -1675, 947, -45, -555, -8681, -171, -54, 159, 631, -2195, -88, 308, 1219, 50, -174, -690, 96, -4933, -432, 6757, 3771, 1352, -1485, -11, -2786, -867, -111, -130, 2034, 178, 1135, 99, -1555, 407, 35, -557, -311, 152, 9726, 4231, -1928, 1490, -1, -5774, -1092, -226, -135, -90, -39, -2511, 17, 1144, 498, -13, -884, -384, 175, 2512, 193, 9033, 5361, -3148, -385, -2, -4980, -1754, -605, -29, -1385, -106, -822, -63, -2956, 482, 37, 1735, 1030, 8464, 2844, 12, 549, 2132, -4373, -493, 0, -18, -277, -1469, -6, -2, -284, -95, 0, -1101, -370, -1, -71, 2141, -2602, 7166, 9046, -1350, -279, -413, -3134, -4994, -111, 340, -936, 1138, -1182, 1436, -3957, 176, -214, 590, 745, -244, 278, 13307, 1227, -161, -3, -4, -10808, -91, -1, 4, 198, -226, 18, -20, -997, -2, 2, 131, 12, -1947, 8217, 6269, 917, -2559, -231, -4121, -2399, -51, -399, 976, 745, -3144, 108, -460, -350, -304, 1283, 979, 143, -1810, 2061, -2781, 6056, 10058, -200, -259, -472, -2238, -6174, 227, -307, 349, 669, -761, 1028, 1111, -1265, 1707, -3717, 7827, 9161, -3409, 2473, -1510, -3739, -5122, -709, -373, -139, -4376, 1628, 1906, -1181, -1382, 514, 721, 844, -314, 228, -1430, 8313, 9541, -2955, 1626, -124, -4218, -5556, -533, -161, 725, 832, -4841, -257, 1499, 1721, 142, -825, -947, 293, 2819, -4247, 5391, 8673, 2756, -485, -1101, -1774, -4591, -463, 730, -927, 1397, -1492, 2248, -2854, -474, 714, -907, -1459, 141, 14552, 690, 257, -112, -1, -12926, -29, -4, 0, -125, -5, -613, -2, -228, -10, 0, 99, 4, 1, 11938, -1859, 1806, -962, -884, -8699, -211, -199, -56, -47, 1355, -1316, 205, 701, -109, 106, 644, -100, 97, -51, 3728, 1982, 2264, 4584, 3131, -848, -239, -312, -1282, -598, -451, -515, -273, -1043, -554, -633, -712, -378, -432, -876, -1181, 766, 720, 14303, -216, -85, -35, -31, -12486, -2, 55, 51, -33, 1031, -668, -628, -15, 10, 9, 189, -4385, 4826, 10112, 1569, 3388, -1173, -1421, -6242, -150, -700, 1291, 2706, -2979, 420, -462, -969, 906, -998, -2091, -324, -448, 1932, 15591, -1842, 657, -12, -227, -14837, -207, -26, 52, 427, -1838, -50, 217, 1753, 18, -77, -626, 74, -4141, 1844, 3962, 5517, 6220, -1046, -207, -958, -1858, -2361, 466, 1001, -446, 1394, -621, -1334, 1572, -700, -1504, -2094, 729, -2299, 14755, 3657, -952, -32, -322, -13288, -816, -55, 102, -656, 2071, -162, 513, -3294, 42, -133, 857, 212, -1385, 5801, 13339, -3137, 1344, -117, -2054, -10861, -600, -110, 490, 1127, -4723, -265, 1111, 2554, 113, -476, -1094, 257, 4710, 9661, 1073, -2467, 3274, -1354, -5697, -70, -371, -654, -2777, -308, -633, 709, 1455, 161, -941, -1930, -214, 493, 1843, -3624, 12422, 6898, -1559, -207, -802, -9419, -2904, -148, 407, -1397, 2748, -775, 1526, -5230, 175, -344, 1182, 656, 1433, 2394, 2507, 1380, 8780, -125, -349, -383, -116, -4705, -209, -219, -366, -120, -201, -211, -768, -1283, -1343, -740, -1712, 12915, 5883, -2197, 991, -179, -10181, -2112, -294, -60, 1350, 615, -4638, -229, 1732, 789, 103, -781, -356, 133, 15072, 2158, -1245, 910, -496, -13865, -284, -94, -50, -15, -1986, 1145, 164, -837, -119, 69, 456, 65, -37, 27, 4655, 7319, 4916, 586, -3381, -1322, -3270, -1475, -20, -697, -2079, -1396, -2196, -166, -261, -175, 960, 1510, 1014, 120, 1191, -2140, 5120, 13498, -1418, -86, -279, -1600, -11121, -122, 155, -372, 669, -981, 1763, -4218, 103, -185, 443, 1168, -1530, -817, 8191, 9632, -1452, -143, -40, -4095, -5663, -128, -76, 765, 408, 900, 480, -4815, -135, -72, 726, 854, -3236, 607, 1696, -2106, 11485, -639, -22, -175, -270, -8051, 119, 335, -62, -416, 78, 218, 2268, -425, -1189, 1476, 3203, -1903, -837, 9679, 7057, -626, -221, -42, -5718, -3039, 372, 163, -97, -1892, 1124, 494, -1380, 819, 360, -4169, 213, -655, 17015, 620, -384, -2, -26, -17671, -23, -9, 8, -221, 681, -8, 24, -644, 5, -15, 399, 14, 5088, 35, -3339, 3726, 8488, -1580, 0, -680, -847, -4397, -10, 1037, 7, -1157, -8, 759, -2636, -18, 1730, -1930, -988, 1454, -2688, 15039, 2682, -59, -129, -441, -13805, -439, 87, -162, 238, 907, -1335, 2467, 161, -238, 440, -2462, -4865, -2842, -53, 5495, 6523, -1445, -493, 0, -1843, -2597, -844, -16, -9, 1632, 953, 18, 1937, 1131, 21, -2188, 3076, 15069, -2914, 1810, -971, -577, -13860, -518, -200, -57, -2829, 547, 2680, -339, -1665, 322, 182, 893, -172, 107, 1311, 5355, 11054, 2299, -3654, -105, -1750, -7458, -322, -814, -428, -885, -3613, -184, -751, -1551, 292, 1194, 2465, 512, 4035, 5619, 4618, 1815, 1912, -994, -1927, -1301, -201, -223, -1384, -1137, -1583, -447, -622, -511, -471, -656, -539, -211, -2131, 2754, -4501, 12879, 7432, -277, -463, -1236, -10124, -3371, 358, -585, 756, 1675, -2165, 3538, 967, -1249, 2042, -5842, 5618, -515, 3219, -4149, 4857, -1926, -16, -632, -1050, -1440, 176, -1104, 101, 1422, -130, 815, -1666, 152, -954, 1230, 1838, -1709, 1139, 16867, 716, -206, -178, -79, -17366, -31, 191, -127, 118, -1892, 1759, -1173, -80, 74, -49, -737, 1978, -3845, 10050, 11854, -2492, -238, -902, -6164, -8576, -379, 464, -1213, 2358, -1431, 2782, -7271, 301, -585, 1529, 1803, -2600, 11246, 11289, -3647, 1463, -412, -7720, -7778, -812, -130, 1784, 1791, -7749, -578, 2504, 2513, 232, -1004, -1008, 325, 3442, 907, 2725, 8970, 3638, -723, -50, -453, -4911, -808, -190, -572, -150, -1884, -496, -1492, -764, -201, -605, -1992, -126, 17498, 3481, -2003, 1090, 0, -18689, -739, -244, -72, 135, 26, -3717, -15, 2139, 425, 8, -1165, -231, 133, -1814, 1048, -2164, 4070, 16272, -200, -67, -285, -1011, -16160, 116, -239, 138, 450, -260, 537, 1801, -1041, 2149, -4042, 9354, 12580, -1883, 962, -617, -5341, -9660, -216, -56, -23, -7183, 1075, 1446, -549, -738, 110, 352, 474, -71, 36, 1708, 4199, 7387, 6335, 1003, -178, -1076, -3330, -2449, -61, -437, -770, -1893, -660, -1623, -2856, -104, -257, -452, -388, -2624, 5623, 17310, -2353, 592, -420, -1930, -18288, -338, -21, 900, 2772, -5941, -376, 807, 2486, 94, -203, -625, 85, 1211, -850, 1193, -1926, 15992, -89, -44, -86, -226, -15609, 62, -88, 61, 142, -100, 140, -1182, 830, -1165, 1880, 3983, -2054, 11506, -19, 3622, -968, -257, -8080, 0, -801, 499, -2797, 1442, 4, -2, 13, -880, 454, -2544, 4, -786, -1354, 16092, 7246, -1665, -37, -111, -15805, -3205, -169, -65, 772, 1330, 348, 599, -7117, -80, -137, 1636, 736, -4316, -511, 6674, 11665, 4633, -1137, -15, -2719, -8305, -1310, -134, 1758, 208, 3073, 364, -4752, 1220, 144, -1887, -3299, 7912, 4557, 1937, 1885, 7037, -3821, -1267, -229, -216, -3022, -2200, -935, -538, -910, -524, -222, -3398, -1957, -832, -809, 3434, 2967, 5867, 8196, 8766, -720, -537, -2101, -4100, -4690, -622, -1230, -1062, -1718, -1484, -2935, -1837, -1588, -3139, -4385, 5881, 9176, 8119, 3934, 3355, -2111, -5139, -4023, -944, -687, -3294, -2914, -4547, -1412, -2203, -1949, -1204, -1879, -1662, -805 }; static const int16_t adaptive_cb_gain170[170 * 20] = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 776, 212, 715, 670, 809, -36, -2, -31, -27, -39, -10, -33, -9, -31, -8, -29, -38, -10, -35, -33, 1296, 1316, -168, -320, -815, -102, -105, -1, -6, -40, -104, 13, 13, 25, 25, -3, 64, 65, -8, -15, -589, 680, 2478, 308, -596, -21, -28, -375, -5, -21, 24, 89, -102, 11, -12, -46, -21, 24, 90, 11, -735, -487, -5, 2948, 468, -33, -14, 0, -530, -13, -21, 0, 0, 132, 87, 0, 21, 13, 0, -84, 1042, 1730, 1068, 333, 626, -66, -182, -69, -6, -23, -110, -67, -112, -21, -35, -21, -39, -66, -40, -12, 486, -769, 4074, 2825, -1107, -14, -36, -1013, -487, -74, 22, -120, 191, -83, 132, -702, 32, -52, 275, 191, 1521, -767, -124, 4320, 1026, -141, -35, 0, -1139, -64, 71, 11, -5, -401, 202, 32, -95, 48, 7, -270, 2425, 1267, 3439, -91, -1166, -359, -98, -722, 0, -83, -187, -509, -266, 13, 7, 19, 172, 90, 244, -6, -1251, 975, 173, 4039, 2005, -95, -58, -1, -996, -245, 74, 13, -10, 308, -240, -42, 153, -119, -21, -494, 1820, 632, 1322, 2062, 1031, -202, -24, -106, -259, -64, -70, -146, -51, -229, -79, -166, -114, -39, -83, -129, -447, 4904, 244, -315, -2038, -12, -1467, -3, -6, -253, 134, 6, -73, -8, 94, 4, -55, 610, 30, -39, -208, -1102, 463, -448, 5653, -2, -74, -13, -12, -1950, -14, 5, 31, -5, -30, 12, 71, 380, -159, 154, 4739, 2600, -1864, 856, -1554, -1371, -412, -212, -44, -147, -752, 539, 295, -247, -135, 97, 449, 246, -176, 81, 1894, 3533, 35, -26, 2145, -219, -762, 0, 0, -280, -408, -4, -7, 3, 5, 0, -248, -462, -4, 3, -2699, 1841, 4072, 2443, 1582, -444, -207, -1012, -364, -152, 303, 670, -457, 402, -274, -607, 260, -177, -393, -236, -844, 3358, 6106, -1059, -537, -43, -688, -2275, -68, -17, 173, 314, -1251, -54, 217, 395, -27, 110, 200, -34, 1251, 1016, 3020, 2210, 1445, -95, -63, -556, -298, -127, -77, -230, -187, -168, -137, -407, -110, -89, -266, -194, 2099, 2277, 4038, 3533, -2870, -269, -316, -995, -762, -503, -291, -517, -561, -452, -491, -871, 367, 399, 707, 619, 400, -1114, 8516, 2422, -1117, -9, -75, -4426, -358, -76, 27, -208, 579, -59, 164, -1259, 27, -75, 580, 165, -4398, -2011, 3912, -2407, 2258, -1180, -247, -934, -353, -311, -540, 1050, 480, -646, -295, 575, 606, 277, -539, 331, 1767, -1447, 4240, 6160, -757, -190, -127, -1097, -2316, -35, 156, -457, 374, -664, 544, -1594, 81, -66, 195, 284, 1594, -1463, 1035, 6938, 1920, -155, -130, -65, -2938, -225, 142, -100, 92, -675, 619, -438, -186, 171, -121, -813, -562, 4716, 4085, -591, 2421, -19, -1357, -1018, -21, -357, 162, 140, -1175, -20, 170, 147, 83, -696, -603, 87, 1552, 8778, -935, 354, -1424, -147, -4703, -53, -7, -123, -831, 88, 501, -33, -189, 20, 134, 763, -81, 30, 4831, -4431, 41, -1479, -2976, -1424, -1198, 0, -133, -540, 1306, -12, 11, 436, -400, 3, 877, -804, 7, -268, 2090, 1192, 1006, 1645, 4853, -266, -86, -61, -165, -1437, -152, -128, -73, -210, -119, -101, -619, -353, -298, -487, 2386, 5712, 1426, -94, 1350, -347, -1991, -124, 0, -111, -832, -207, -497, 13, 32, 8, -196, -470, -117, 7, -1349, 1091, 1659, 8891, 313, -111, -72, -168, -4825, -5, 89, 136, -110, 732, -592, -900, 25, -20, -31, -170, 9980, 916, -381, -808, 88, -6080, -51, -8, -39, 0, -558, 232, 21, 492, 45, -18, -53, -4, 2, 4, 2338, -1031, -248, 3928, 6484, -333, -64, -3, -942, -2566, 147, 35, -15, -560, 247, 59, -925, 408, 98, -1555, 6166, -1240, -337, 3672, -1277, -2320, -93, -6, -823, 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12260, 10290, -497, -3943, -530, -9174, -6463, -15, -949, -2206, -1852, -7700, 89, 372, 312, 709, 2950, 2476, -119, -2903, 1552, 14867, 9970, -496, -514, -147, -13491, -6068, -15, 275, 2634, -1408, 1766, -944, -9047, -87, 47, 450, 302, 3243, 8234, 7586, 3373, 2151, -642, -4138, -3512, -694, -282, -1630, -1501, -3812, -667, -1695, -1561, -425, -1081, -996, -442, -9631, 60, 3501, 5359, 10150, -5662, 0, -748, -1752, -6288, 35, 2058, -12, 3150, -19, -1145, 5967, -37, -2169, -3320, -6874, -2553, -5446, -2195, -7841, -2884, -397, -1810, -294, -3753, -1071, -2285, -848, -921, -342, -729, -3290, -1221, -2606, -1050, -3413, -1141, 4630, 13612, 7897, -711, -79, -1308, -11310, -3806, -237, 964, 322, 2836, 948, -3847, 1645, 550, -2231, -6561, 4410, -5678, 8006, -3992, 3811, -1187, -1968, -3912, -973, -886, 1528, -2155, 2775, 1074, -1383, 1951, -1025, 1321, -1862, 928, 5659, 11535, 2203, -452, 7169, -1954, -8121, -296, -12, -3137, -3984, -761, -1551, 156, 318, 60, -2476, -5048, -964, 197, 2914, -2914, 3485, -3965, 13675, -518, -518, -741, -959, -11414, 518, -620, 620, 705, -705, 843, -2433, 2432, -2909, 3310, 7843, 1907, 1022, 8882, 7972, -3755, -222, -63, -4815, -3879, -913, -489, -119, -4252, -1034, -554, -3816, -928, -497, -4322, 13807, 9531, 1436, 1612, 1779, -11636, -5544, -125, -158, -193, -8032, -1210, -835, -1358, -938, -141, -1499, -1035, -156, -175, 13620, -5337, 5450, -2263, 1723, -11322, -1738, -1813, -312, -181, 4436, -4531, 1775, 1881, -737, 752, -1432, 561, -573, 238, 5297, 8374, 8872, 7694, 6538, -1712, -4280, -4804, -3613, -2609, -2707, -2868, -4534, -2487, -3932, -4166, -2113, -3341, -3540, -3070 }; /* 0.65^i (Zero part) and 0.75^i (Pole part) scaled by 2^15 */ static const int16_t postfilter_tbl[2][LPC_ORDER] = { /* Zero */ { 21299, 13844, 8999, 5849, 3802, 2471, 1606, 1044, 679, 441 }, /* Pole */ { 24576, 18432, 13824, 10368, 7776, 5832, 4374, 3281, 2460, 1845 } }; /** * Hamming window coefficients scaled by 2^15 */ static const int16_t hamming_window[LPC_FRAME] = { 2621, 2631, 2659, 2705, 2770, 2853, 2955, 3074, 3212, 3367, 3541, 3731, 3939, 4164, 4405, 4663, 4937, 5226, 5531, 5851, 6186, 6534, 6897, 7273, 7661, 8062, 8475, 8899, 9334, 9780, 10235, 10699, 11172, 11653, 12141, 12636, 13138, 13645, 14157, 14673, 15193, 15716, 16242, 16769, 17298, 17827, 18356, 18884, 19411, 19935, 20457, 20975, 21489, 21999, 22503, 23002, 23494, 23978, 24455, 24924, 25384, 25834, 26274, 26704, 27122, 27529, 27924, 28306, 28675, 29031, 29373, 29700, 30012, 30310, 30592, 30857, 31107, 31340, 31557, 31756, 31938, 32102, 32249, 32377, 32488, 32580, 32654, 32710, 32747, 32766, 32766, 32747, 32710, 32654, 32580, 32488, 32377, 32249, 32102, 31938, 31756, 31557, 31340, 31107, 30857, 30592, 30310, 30012, 29700, 29373, 29031, 28675, 28306, 27924, 27529, 27122, 26704, 26274, 25834, 25384, 24924, 24455, 23978, 23494, 23002, 22503, 21999, 21489, 20975, 20457, 19935, 19411, 18884, 18356, 17827, 17298, 16769, 16242, 15716, 15193, 14673, 14157, 13645, 13138, 12636, 12141, 11653, 11172, 10699, 10235, 9780, 9334, 8899, 8475, 8062, 7661, 7273, 6897, 6534, 6186, 5851, 5531, 5226, 4937, 4663, 4405, 4164, 3939, 3731, 3541, 3367, 3212, 3074, 2955, 2853, 2770, 2705, 2659, 2631, 2621 }; /** * Binomial window coefficients scaled by 2^15 */ static const int16_t binomial_window[LPC_ORDER] = { 32749, 32695, 32604, 32477, 32315, 32118, 31887, 31622, 31324, 30995 }; /** * 0.994^i scaled by 2^15 */ static const int16_t bandwidth_expand[LPC_ORDER] = { 32571, 32376, 32182, 31989, 31797, 31606, 31416, 31228, 31040, 30854 }; /** * 0.5^i scaled by 2^15 */ static const int16_t percept_flt_tbl[2][LPC_ORDER] = { /* Zero part */ {29491, 26542, 23888, 21499, 19349, 17414, 15673, 14106, 12695, 11425}, /* Pole part */ {16384, 8192, 4096, 2048, 1024, 512, 256, 128, 64, 32} }; static const int cng_adaptive_cb_lag[4] = { 1, 0, 1, 3 }; static const int cng_filt[4] = { 273, 998, 499, 333 }; static const int cng_bseg[3] = { 2048, 18432, 231233 }; #endif /* AVCODEC_G723_1_H */