FFmpeg
g723_1.c
Go to the documentation of this file.
1 /*
2  * G.723.1 compatible decoder
3  * Copyright (c) 2006 Benjamin Larsson
4  * Copyright (c) 2010 Mohamed Naufal Basheer
5  *
6  * This file is part of FFmpeg.
7  *
8  * FFmpeg is free software; you can redistribute it and/or
9  * modify it under the terms of the GNU Lesser General Public
10  * License as published by the Free Software Foundation; either
11  * version 2.1 of the License, or (at your option) any later version.
12  *
13  * FFmpeg is distributed in the hope that it will be useful,
14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16  * Lesser General Public License for more details.
17  *
18  * You should have received a copy of the GNU Lesser General Public
19  * License along with FFmpeg; if not, write to the Free Software
20  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
21  */
22 
23 #include <stdint.h>
24 #include <string.h>
25 
26 #include "libavutil/common.h"
27 #include "libavutil/intmath.h"
28 
29 #include "acelp_vectors.h"
30 #include "celp_math.h"
31 #include "g723_1.h"
32 
33 const int16_t ff_g723_1_cos_tab[COS_TBL_SIZE + 1] = {
34  16384, 16383, 16379, 16373, 16364, 16353, 16340, 16324,
35  16305, 16284, 16261, 16235, 16207, 16176, 16143, 16107,
36  16069, 16029, 15986, 15941, 15893, 15843, 15791, 15736,
37  15679, 15619, 15557, 15493, 15426, 15357, 15286, 15213,
38  15137, 15059, 14978, 14896, 14811, 14724, 14635, 14543,
39  14449, 14354, 14256, 14155, 14053, 13949, 13842, 13733,
40  13623, 13510, 13395, 13279, 13160, 13039, 12916, 12792,
41  12665, 12537, 12406, 12274, 12140, 12004, 11866, 11727,
42  11585, 11442, 11297, 11151, 11003, 10853, 10702, 10549,
43  10394, 10238, 10080, 9921, 9760, 9598, 9434, 9269,
44  9102, 8935, 8765, 8595, 8423, 8250, 8076, 7900,
45  7723, 7545, 7366, 7186, 7005, 6823, 6639, 6455,
46  6270, 6084, 5897, 5708, 5520, 5330, 5139, 4948,
47  4756, 4563, 4370, 4176, 3981, 3786, 3590, 3393,
48  3196, 2999, 2801, 2603, 2404, 2205, 2006, 1806,
49  1606, 1406, 1205, 1005, 804, 603, 402, 201,
50  0, -201, -402, -603, -804, -1005, -1205, -1406,
51  -1606, -1806, -2006, -2205, -2404, -2603, -2801, -2999,
52  -3196, -3393, -3590, -3786, -3981, -4176, -4370, -4563,
53  -4756, -4948, -5139, -5330, -5520, -5708, -5897, -6084,
54  -6270, -6455, -6639, -6823, -7005, -7186, -7366, -7545,
55  -7723, -7900, -8076, -8250, -8423, -8595, -8765, -8935,
56  -9102, -9269, -9434, -9598, -9760, -9921, -10080, -10238,
57  -10394, -10549, -10702, -10853, -11003, -11151, -11297, -11442,
58  -11585, -11727, -11866, -12004, -12140, -12274, -12406, -12537,
59  -12665, -12792, -12916, -13039, -13160, -13279, -13395, -13510,
60  -13623, -13733, -13842, -13949, -14053, -14155, -14256, -14354,
61  -14449, -14543, -14635, -14724, -14811, -14896, -14978, -15059,
62  -15137, -15213, -15286, -15357, -15426, -15493, -15557, -15619,
63  -15679, -15736, -15791, -15843, -15893, -15941, -15986, -16029,
64  -16069, -16107, -16143, -16176, -16207, -16235, -16261, -16284,
65  -16305, -16324, -16340, -16353, -16364, -16373, -16379, -16383,
66  -16384, -16383, -16379, -16373, -16364, -16353, -16340, -16324,
67  -16305, -16284, -16261, -16235, -16207, -16176, -16143, -16107,
68  -16069, -16029, -15986, -15941, -15893, -15843, -15791, -15736,
69  -15679, -15619, -15557, -15493, -15426, -15357, -15286, -15213,
70  -15137, -15059, -14978, -14896, -14811, -14724, -14635, -14543,
71  -14449, -14354, -14256, -14155, -14053, -13949, -13842, -13733,
72  -13623, -13510, -13395, -13279, -13160, -13039, -12916, -12792,
73  -12665, -12537, -12406, -12274, -12140, -12004, -11866, -11727,
74  -11585, -11442, -11297, -11151, -11003, -10853, -10702, -10549,
75  -10394, -10238, -10080, -9921, -9760, -9598, -9434, -9269,
76  -9102, -8935, -8765, -8595, -8423, -8250, -8076, -7900,
77  -7723, -7545, -7366, -7186, -7005, -6823, -6639, -6455,
78  -6270, -6084, -5897, -5708, -5520, -5330, -5139, -4948,
79  -4756, -4563, -4370, -4176, -3981, -3786, -3590, -3393,
80  -3196, -2999, -2801, -2603, -2404, -2205, -2006, -1806,
81  -1606, -1406, -1205, -1005, -804, -603, -402, -201,
82  0, 201, 402, 603, 804, 1005, 1205, 1406,
83  1606, 1806, 2006, 2205, 2404, 2603, 2801, 2999,
84  3196, 3393, 3590, 3786, 3981, 4176, 4370, 4563,
85  4756, 4948, 5139, 5330, 5520, 5708, 5897, 6084,
86  6270, 6455, 6639, 6823, 7005, 7186, 7366, 7545,
87  7723, 7900, 8076, 8250, 8423, 8595, 8765, 8935,
88  9102, 9269, 9434, 9598, 9760, 9921, 10080, 10238,
89  10394, 10549, 10702, 10853, 11003, 11151, 11297, 11442,
90  11585, 11727, 11866, 12004, 12140, 12274, 12406, 12537,
91  12665, 12792, 12916, 13039, 13160, 13279, 13395, 13510,
92  13623, 13733, 13842, 13949, 14053, 14155, 14256, 14354,
93  14449, 14543, 14635, 14724, 14811, 14896, 14978, 15059,
94  15137, 15213, 15286, 15357, 15426, 15493, 15557, 15619,
95  15679, 15736, 15791, 15843, 15893, 15941, 15986, 16029,
96  16069, 16107, 16143, 16176, 16207, 16235, 16261, 16284,
97  16305, 16324, 16340, 16353, 16364, 16373, 16379, 16383,
98  16384
99 };
100 
101 const int16_t ff_g723_1_lsp_band0[LSP_CB_SIZE][3] = {
102  { 0, 0, 0}, { -270, -1372, -1032}, { -541, -1650, -1382},
103  { -723, -2011, -2213}, { -941, -1122, -1942}, { -780, -1145, -2454},
104  { -884, -1309, -1373}, {-1051, -1523, -1766}, {-1083, -1622, -2300},
105  { -777, -1377, -2147}, { -935, -1467, -2763}, { -802, -1327, -3471},
106  { -935, -1959, -3999}, { -240, -89, 222}, { -661, -257, -160},
107  { -994, -466, -419}, { -188, -164, -278}, { -342, -512, -415},
108  { -607, -511, -797}, { 16, 19, -716}, { 374, 425, -972},
109  { -346, 245, -282}, { -265, 506, -754}, { -620, -147, 1955},
110  { -742, -860, 2597}, { -150, -352, 2704}, { 305, 880, 1954},
111  { 123, 731, 2766}, { -348, 765, 3327}, { 618, 221, 3258},
112  { -178, -47, 4219}, { 393, 1304, 3842}, { 698, 1702, 4801},
113  { 63, -584, 1229}, { -215, -732, 1704}, { 172, -335, 1909},
114  { -2, 216, 1797}, { 353, 127, 2205}, {-1208, 188, 11},
115  { -513, -75, -683}, { -973, 222, -646}, { -616, -843, -388},
116  { -950, -1113, -359}, {-1431, -623, -705}, {-1398, -1063, -178},
117  { -45, -461, 35}, { -9, -657, -216}, { 127, -1078, 95},
118  { -950, -1156, 584}, {-1480, -1494, 449}, { -120, -705, 516},
119  { -368, -961, 727}, { -378, -526, 973}, { -793, -614, 676},
120  { -801, -755, 1287}, {-1476, -340, 1636}, { -505, -1254, 1543},
121  {-1243, -1622, 1532}, { -776, -1477, -655}, {-1151, -1296, -823},
122  {-1153, -1672, -1124}, {-1291, -2003, -1702}, { -622, -1283, 57},
123  { -471, -1611, 509}, {-1060, -1570, -139}, { -873, -2156, -536},
124  {-1716, -2021, -364}, {-2150, -3218, -1291}, {-1248, -1945, -2904},
125  {-1215, -2633, -2855}, { 167, -244, 84}, { 349, -412, -217},
126  { -40, -352, 632}, { 227, -529, 405}, { 68, -383, -443},
127  { 167, -558, -706}, { -275, -854, -14}, { -351, -1089, -449},
128  { 341, -72, -289}, { 603, -106, -474}, { 322, -219, -649},
129  { 179, -317, -998}, { 450, -291, -996}, { 555, 195, -525},
130  { 784, 272, -831}, { -148, -384, -849}, { 82, -536, -1357},
131  { 238, -172, -1354}, { 422, -268, -1841}, { 297, -737, -2079},
132  { -111, -801, -598}, { 1, -668, -984}, { -131, -818, -1299},
133  { -329, -521, -1310}, { -151, -778, -1834}, { -93, -352, -1746},
134  { -568, -640, -1821}, { -509, -941, -2183}, { 464, -815, -1250},
135  { 79, -1133, -1597}, { -184, -1353, -2123}, { -196, -410, -2427},
136  { -192, -833, -2810}, { -259, -1382, -3045}, { -217, 4, -1166},
137  { -800, -325, -1219}, { -363, -830, -898}, { -661, -1134, -960},
138  { -386, -980, -1501}, { -627, -1159, -1722}, { -903, -829, -855},
139  { -685, -829, -1313}, {-1065, -959, -1405}, { 441, 25, -847},
140  { 655, -27, -1181}, { 1159, -110, -705}, { 856, 253, -1671},
141  { 415, 404, -1}, { 322, 903, -398}, { 670, 499, -292},
142  { 803, 591, -610}, { 1144, 591, -814}, { 717, 183, 393},
143  { 857, 381, 106}, { 609, 62, -27}, { 792, 198, -325},
144  { 735, 805, 88}, { 1142, 812, 78}, { 1028, 366, -292},
145  { 1309, 743, -237}, { 1615, 589, -79}, { 1010, 639, -243},
146  { 999, 964, -311}, { 1500, 1137, -615}, { 988, 357, 646},
147  { 1227, 667, 683}, { 1164, 1565, 894}, { 1392, 2015, 477},
148  { 1138, 533, 250}, { 1437, 896, 391}, { 1765, 1118, 99},
149  { 1112, 1090, 802}, { 1596, 846, 1134}, { 937, 1161, 279},
150  { 1719, 1254, 683}, { 1338, 1086, 35}, { 1419, 1324, 428},
151  { 1428, 1524, 40}, { 2108, 1594, 89}, { 1015, 544, 1222},
152  { 1121, 925, 1263}, { 1030, 1318, 1485}, { 1295, 789, 1817},
153  { 1323, 1272, 1909}, { 1724, 1237, 1803}, { 1797, 1689, 858},
154  { 2149, 1367, 1301}, { 2302, 1867, 761}, { 2863, 2351, 1053},
155  { 52, 163, -76}, { 230, 309, -492}, { -71, 619, 39},
156  { -218, 856, 499}, { -654, 736, -207}, { -535, 1259, 155},
157  { -480, 1476, 643}, { 262, 1081, 102}, { 309, 1592, -182},
158  { 627, 1629, 534}, { 337, 643, 456}, { 758, 670, 713},
159  { 202, 1126, 658}, { 612, 1131, 666}, { 686, 1223, 1136},
160  { -131, 377, 525}, { 42, 708, 907}, { 87, 1488, 1035},
161  { 432, 2117, 904}, { 137, 981, 1332}, { -447, 1014, 1136},
162  { -839, 1793, 1246}, { -559, 297, 198}, { -850, 685, 446},
163  {-1273, 632, 826}, { -401, -544, 173}, { -753, -793, 144},
164  { -436, -9, 772}, { -115, -243, 1310}, { -670, -269, 374},
165  {-1027, -13, 639}, { -887, -81, 1137}, {-1277, -455, 158},
166  {-1411, -720, 736}, { 172, 88, 403}, { 386, 255, 756},
167  { -500, 522, 910}, { -958, 659, 1388}, { -395, 301, 1344},
168  { -356, 768, 1813}, { -613, 841, 2419}, { 445, -122, 252},
169  { 629, -87, 723}, { 283, -253, 870}, { 456, -116, 1381},
170  { 757, 180, 1059}, { 532, 408, 1509}, { 947, 288, 1806},
171  { 1325, 994, 2524}, { 892, 1219, 3023}, { 1397, 1596, 3406},
172  { 1143, 1552, 2546}, { 1850, 1433, 2710}, { -10, 134, 1002},
173  { 154, 499, 1323}, { 508, 792, 1117}, { 509, 1340, 1616},
174  { 762, 862, 1608}, { 787, 740, 2320}, { 794, 1727, 1283},
175  { 465, 2108, 1660}, { -120, 1451, 1613}, { -386, 2016, 2169},
176  { 891, 1225, 2050}, { 456, 1480, 2185}, { 1493, 1283, 1209},
177  { 1397, 1636, 1518}, { 1776, 1738, 1552}, { 1572, 1698, 2141},
178  { 1389, 2126, 1271}, { 1959, 2413, 1119}, { 1365, 2892, 1505},
179  { 2206, 1971, 1623}, { 2076, 1950, 2280}, { 1717, 2291, 1867},
180  { 2366, 2515, 1953}, { 2865, 2838, 2522}, { 2535, 3465, 2011},
181  { 3381, 4127, 2638}, { 836, 2667, 2289}, { 1761, 2773, 2337},
182  { 1415, 3325, 2911}, { 2354, 3138, 3126}, { 2659, 4192, 4010},
183  { 1048, 1786, 1818}, { 1242, 2111, 2240}, { 1512, 2079, 2780},
184  { 1573, 2491, 3138}, { 2230, 2377, 2782}, { 416, 1773, 2704},
185  { 725, 2336, 3297}, { 1252, 2373, 3978}, { 2094, 2268, 3568},
186  { 2011, 2712, 4528}, { 1341, 3507, 3876}, { 1216, 3919, 4922},
187  { 1693, 4793, 6012}
188 };
189 
190 const int16_t ff_g723_1_lsp_band1[LSP_CB_SIZE][3] = {
191  { 0, 0, 0}, {-2114, -1302, 76}, {-2652, -1278, -1368},
192  {-2847, -828, -349}, {-3812, -2190, -349}, {-3946, -364, -449},
193  {-2725, -4492, -3607}, {-3495, -4764, -1744}, { -51, -756, 84},
194  { -153, -1191, 504}, { 108, -1418, 1167}, { -835, -896, 390},
195  { -569, -1702, 87}, {-1151, -1818, 933}, {-1826, -2547, 411},
196  {-1842, -1818, 1451}, {-2438, -1611, 781}, {-2747, -2477, 1311},
197  { -940, 1252, 477}, {-1629, 1688, 602}, {-1202, 617, 280},
198  {-1737, 393, 580}, {-1528, 1077, 1199}, {-2165, -161, 1408},
199  {-2504, -1087, 2371}, {-3458, -175, 1395}, {-1397, -98, -843},
200  {-2252, -177, -1149}, {-1489, -726, -1283}, {-1558, -265, -1744},
201  {-1867, -821, -1897}, {-2062, -1516, -2340}, {-2595, -1142, -2861},
202  { 170, 46, -819}, { -193, -204, -1151}, { 326, -196, -1532},
203  { 780, 329, -816}, { 201, 369, -1243}, { 650, -209, -1060},
204  { 1144, -15, -1216}, { 1203, -259, -1867}, { -890, -564, -1430},
205  { -638, -852, -1921}, { 177, -739, -1358}, { -261, -526, -1666},
206  { 206, -407, -2255}, { 338, -526, -822}, { 421, -1095, -1009},
207  { 765, -607, -1408}, { 825, -1295, -2004}, { 357, -905, -1815},
208  { -58, -1248, -1588}, { -596, -1436, -2046}, { -73, -1159, -2116},
209  { -115, -1382, -2581}, { -160, -1723, -1952}, { -6, -2196, -2954},
210  { -649, -1705, -2603}, { -617, -1453, -3282}, { -949, -2019, -3102},
211  { -812, 1544, 1937}, {-1854, 574, 2000}, {-1463, 1140, 2649},
212  {-2683, 1748, 1452}, {-2486, 2241, 2523}, { 783, 1910, 1435},
213  { 581, 2682, 1376}, { 236, 2197, 1885}, { -453, 2943, 2057},
214  { -682, 2178, 2565}, {-1342, 3201, 3328}, { -288, -184, 262},
215  { 121, -149, -183}, { 758, -412, 206}, { 1038, -204, 853},
216  { 1577, -457, 700}, { 937, -640, -567}, { 1508, -528, -1024},
217  { -225, -527, -427}, { -564, -1095, -332}, { -742, -353, -186},
218  {-1288, -459, 84}, {-1853, -484, -274}, {-1554, -731, 825},
219  {-2425, -234, 382}, {-1722, 293, -271}, {-2515, 425, -564},
220  {-2599, 818, 464}, { -358, 118, -375}, { -613, 198, -874},
221  { -690, 683, -324}, {-1352, 1155, -168}, {-1093, 129, -324},
222  {-1184, 611, -858}, { 433, 386, -372}, { -120, 486, -634},
223  { 234, 851, -631}, { 602, 128, 46}, { 1099, 410, 159},
224  { 715, -145, -424}, { 1198, -85, -593}, { 1390, 367, -358},
225  { 1683, 362, -964}, { 1711, 622, 45}, { 2033, 833, -383},
226  { 2890, 549, -506}, { 7, 401, 52}, { 72, 811, 415},
227  { 566, 668, 41}, { 467, 1218, 130}, { 68, 957, -187},
228  { -25, 1649, -103}, { -661, 260, 214}, { -925, -94, 612},
229  { -321, -422, 965}, { -788, -672, 1783}, { 400, -673, 779},
230  { 741, -595, 1635}, { -161, 307, 657}, { -382, 836, 871},
231  { -814, 400, 1223}, { 364, 606, 1247}, { 57, 75, 1571},
232  { 151, 471, 2287}, { -81, 1021, 1502}, { 227, 1470, 1097},
233  { 658, 1275, 1653}, { 664, 1478, 2377}, { 263, -127, 444},
234  { 264, 89, 969}, { 794, 171, 576}, { 821, 186, 1226},
235  { 404, 462, 517}, { 339, 918, 794}, { 1280, 1423, 196},
236  { 1453, 2019, 365}, { 1615, 1481, 672}, { 2394, 1708, 508},
237  { 806, 1238, 573}, { 713, 1158, 1078}, { 1285, 1436, 1232},
238  { 1790, 1188, 1141}, { 765, 643, 864}, { 1032, 797, 1279},
239  { 900, 563, 1827}, { 1514, 673, 2312}, { 1544, 1129, 3240},
240  { 1469, 1050, 1594}, { 1945, 1318, 1988}, { 2397, 2026, 2060},
241  { 3538, 2057, 2620}, { 1249, -118, 74}, { 1727, 194, 421},
242  { 2078, -50, -463}, { 970, 688, -432}, { 1149, 952, -110},
243  { 1254, 1275, -651}, { 1386, 929, 401}, { 1960, 1167, 232},
244  { 407, -752, -243}, { 859, -1118, 172}, { -227, -860, -992},
245  { -796, -1175, -1380}, { 8, -1282, -388}, { 353, -1781, -1037},
246  { -732, -397, -807}, { -853, -28, -1342}, {-1229, -1207, -1959},
247  {-1015, -1125, -2543}, {-1452, -1791, -2725}, {-1891, -2416, -3269},
248  { -918, -1629, -783}, { -580, -2155, -698}, {-1097, -2364, -96},
249  {-1387, -1513, 7}, {-1588, -2076, -664}, {-1473, -2740, -784},
250  {-2378, -3149, -56}, {-2856, -2092, -169}, {-3391, -3708, 316},
251  {-1176, -890, -614}, {-1944, -1061, -800}, { -299, -1517, -1000},
252  { -640, -1850, -1526}, {-1454, -1536, -1233}, {-1890, -1955, -1756},
253  {-1086, -1921, -2122}, { -750, -2325, -2260}, {-1325, -2413, -2673},
254  {-1114, -2542, -3459}, {-1341, -2901, -3963}, {-1160, -2226, -1393},
255  {-1001, -2772, -1573}, {-1594, -2641, -1978}, {-1534, -3046, -2624},
256  {-2224, -2196, -675}, {-2807, -3054, -1102}, {-2008, -2840, -1186},
257  {-1980, -3332, -1695}, {-1715, -3562, -505}, {-2527, -4000, -1887},
258  {-2333, -2734, -2296}, {-3440, -2401, -3211}, {-2008, -3528, -3337},
259  {-2247, -3291, -4510}, { -475, 949, 155}, { -149, 1365, 545},
260  { -757, 1644, 1083}, { -217, 2053, 1353}, {-1433, 2301, 1462},
261  { 495, 1661, 529}, { 10, 2037, 740}, { 2082, 1898, 978},
262  { 2831, 2294, 911}, { 842, 793, 420}, { 1223, 1023, 863},
263  { 1237, 451, 780}, { 1744, 708, 822}, { 1533, 284, 1384},
264  { 2135, 609, 1538}, { 2305, 626, 540}, { 2368, 1187, 955},
265  { 2586, 1255, -7}, { 3116, 1131, 726}, { 3431, 1730, 428},
266  { 2734, 1648, 1307}, { 2988, 1231, 2010}, { 3523, 2024, 1488},
267  { 1034, 1657, 871}, { 1206, 2163, 1036}, { 1807, 2372, 1233},
268  { 1808, 1769, 1493}, { 1573, 2332, 1779}, { 1216, 1609, 1866},
269  { 1480, 1898, 2513}, { 465, 2708, 2776}, { 771, 3638, 3338},
270  { 1869, 2599, 2623}, { 2825, 2745, 2468}, { 2638, 2439, 1585},
271  { 2094, 2970, 1308}, { 2022, 3057, 1999}, { 3428, 2912, 1816},
272  { 4536, 2974, 2129}, { 1046, 2563, 2086}, { 1363, 3562, 2318},
273  { 2511, 1891, 2984}, { 1866, 2306, 3986}, { 3272, 2924, 3682},
274  { 3146, 3564, 2272}, { 3592, 3968, 2822}, { 2431, 3369, 3069},
275  { 1931, 4709, 3090}, { 2629, 4220, 3986}, { 4639, 4056, 3664},
276  { 4035, 5334, 4912}
277 };
278 
279 const int16_t ff_g723_1_lsp_band2[LSP_CB_SIZE][4] = {
280  { 0, 0, 0, 0}, { 601, 512, -542, 334},
281  { 428, 1087, -484, -132}, { 652, 622, -391, -572},
282  { 378, 799, 141, -860}, { 1040, 409, 112, -554},
283  { 1123, 670, -75, -847}, { 1421, 494, -315, -1095},
284  { 787, 1001, 114, -460}, { 988, 1672, 216, -681},
285  { 1007, 1241, -132, -1247}, { 1073, 399, 186, -5},
286  { 1262, 193, -694, -129}, { 325, 196, 51, -641},
287  { 861, -59, 350, -458}, { 1261, 567, 586, -346},
288  { 1532, 885, 210, -517}, { 2027, 937, 113, -792},
289  { 1383, 1064, 334, 38}, { 1964, 1468, 459, 133},
290  { 2062, 1186, -98, -121}, { 2577, 1445, 506, -373},
291  { 2310, 1682, -2, -960}, { 2876, 1939, 765, 138},
292  { 3581, 2360, 649, -414}, { 219, 176, -398, -309},
293  { 434, -78, -435, -880}, { -344, 301, 265, -552},
294  { -915, 470, 657, -380}, { 419, -432, -163, -453},
295  { 351, -953, 8, -562}, { 789, -43, 20, -958},
296  { 302, -594, -352, -1159}, { 1040, 108, -668, -924},
297  { 1333, 210, -1217, -1663}, { 483, 589, -350, -1140},
298  { 1003, 824, -802, -1184}, { 745, 58, -589, -1443},
299  { 346, 247, -915, -1683}, { 270, 796, -720, -2043},
300  { 1208, 722, -222, -193}, { 1486, 1180, -412, -672},
301  { 1722, 179, -69, -521}, { 2047, 860, -666, -1410},
302  { -146, 222, -281, -805}, { -189, 90, -114, -1307},
303  { -152, 1086, -241, -764}, { -439, 733, -601, -1302},
304  { -833, -167, -351, -601}, { -856, -422, -411, -1059},
305  { -747, -355, -582, -1644}, { -837, 210, -916, -1144},
306  {-1800, 32, -878, -1687}, { -48, -23, -1146, 52},
307  { -350, -409, -1656, -364}, { 265, -728, -858, -577},
308  { 458, -247, -1141, -997}, { 691, -407, -1988, -1161},
309  { -66, -104, -705, -1249}, { -431, -93, -1191, -1844},
310  { 203, -732, -1000, -1693}, { 10, -832, -1846, -1819},
311  { 493, -128, -1436, -1768}, { 488, -311, -1730, -2540},
312  { -653, -532, -1150, -1172}, {-1086, -289, -1706, -1533},
313  { -699, -1205, -1216, -1766}, {-1032, -1481, -2074, -1523},
314  { -721, -1220, -2277, -2600}, { 12, -539, -1484, -1131},
315  { -40, -911, -2106, -441}, { -471, -484, -2267, -1549},
316  { -141, -988, -3006, -1721}, {-1545, -2102, -583, 342},
317  {-1383, -2772, -386, -13}, {-2118, -2589, -1205, 72},
318  {-2147, -3231, -965, 390}, {-2949, -3300, -621, 637},
319  {-3907, -4138, -865, 803}, {-1287, -845, -375, -548},
320  {-1416, -1169, -487, -1277}, {-1400, -1690, -1027, -418},
321  {-2018, -1909, -1188, -1260}, {-1418, -2222, -2029, -128},
322  {-2067, -2998, -2693, -310}, { -950, -1028, -1538, 185},
323  {-1616, -915, -2205, -549}, { 19, -821, -1145, 352},
324  { 184, -1175, -1356, -627}, { -547, -1088, -1661, -911},
325  { -216, -1502, -2197, -948}, { -795, -1306, -2374, -451},
326  { -924, -1889, -2796, -680}, { -600, -1614, -3609, -885},
327  {-2392, -2528, 319, 303}, {-2908, -2095, -310, 573},
328  {-3460, -2141, 49, -113}, {-2231, -448, 675, -146},
329  {-2805, -532, 1231, 479}, {-2684, -486, -200, 611},
330  {-3525, -971, -198, 704}, {-3707, 173, 349, 254},
331  {-4734, -1447, -34, 880}, { 777, -512, 114, -10},
332  { 1250, -66, 442, -5}, { 604, 613, 452, -352},
333  { 1224, 777, 675, -1014}, {-1372, -79, -1208, -238},
334  {-2389, -17, -1157, -818}, {-1504, -673, -1133, -1060},
335  {-1984, -799, -2005, -1973}, {-2037, -798, -1068, -105},
336  {-3190, -899, -1817, -194}, { -156, -886, 394, -318},
337  { -258, -1283, 551, 202}, { -536, -1729, 910, 331},
338  { -847, -1109, 795, -163}, {-1171, -1128, 715, 519},
339  {-1080, -1319, 1685, 668}, {-1000, -1921, 96, 211},
340  {-1487, -2148, 831, 174}, {-1139, -374, 414, -4},
341  {-1517, -1383, 396, -352}, {-1012, 439, -59, -967},
342  {-1812, 706, -440, -1030}, {-1971, -329, -34, -827},
343  {-2472, -1588, -151, -606}, {-2161, 374, -281, 76},
344  {-3012, 231, -15, -690}, { 1104, 566, 721, 209},
345  { 1685, 564, 383, 98}, { 1898, 750, 792, -97},
346  { 556, -64, 561, -93}, { 876, 162, 913, -22},
347  { 961, 675, 1296, 140}, { 756, -396, 851, 544},
348  { 360, -303, 1341, 396}, { 878, -22, 1464, 863},
349  { -309, -273, 642, -129}, { -686, -82, 842, 454},
350  { -5, -47, 1069, 998}, { -94, 967, 1277, 298},
351  { -489, 385, 1473, 746}, { -369, -717, 1333, 242},
352  { 281, -993, 1726, 924}, { 464, 601, 1575, 1376},
353  { -250, 206, 2339, 1175}, { -438, 377, -597, -285},
354  {-1020, 787, -790, -287}, { -458, -410, 215, 295},
355  { -589, -860, -121, 797}, {-1175, 122, -437, 466},
356  {-1480, -121, 367, 924}, { 234, 323, 770, -555},
357  { 145, 30, 996, 26}, { 66, 849, 93, -145},
358  { -117, 1261, 474, -399}, {-1495, 1051, 218, -506},
359  {-1390, 694, 994, 88}, { 616, 7, 78, 304},
360  { 1060, 52, -62, 835}, { 833, 454, 649, 1359},
361  { -770, 464, 47, 93}, { -574, 1199, -39, 379},
362  { 114, -98, 488, 485}, { 727, 244, 606, 696},
363  { -76, 455, 671, 546}, { -565, -13, 145, 819},
364  { -376, 569, 448, 1128}, { 218, 122, 265, 1167},
365  { 230, 738, 932, 1003}, { 138, 477, 36, 450},
366  { 404, 787, -73, 1000}, { 497, 1259, 387, 1231},
367  { 17, 207, 195, -79}, { 562, 358, 53, -158},
368  { 493, 387, 478, 189}, { 678, 831, 640, 558},
369  { -197, 523, 613, 57}, { 429, 894, 769, 111},
370  { 67, 1174, 568, 511}, { 1242, 824, 251, 840},
371  { 1419, 1074, 864, 481}, { 924, 1474, 669, 724},
372  { 1539, 1879, 654, 1590}, { 445, 337, 1111, 541},
373  { 472, 1421, 1264, 1094}, { 794, 735, 1103, 668},
374  { 1055, 863, 1192, 1020}, { 778, 1105, 806, 1798},
375  { 1052, 1527, 1587, 2151}, { 881, 1552, 1265, 391},
376  { 726, 872, 1812, 601}, { 1469, 280, 1008, 616},
377  { 1403, 577, 1803, 1244}, { 1650, 1314, 1148, 1072},
378  { 1297, 1669, 1911, 1026}, { 2093, 1044, 2115, 1189},
379  { 1644, 1961, 2587, 1512}, { 25, -315, -9, -106},
380  { 290, -339, 428, -444}, { -68, -783, 735, 772},
381  { 245, -555, 468, 47}, { 334, -895, 814, 146},
382  { 235, 368, -964, -959}, { -203, 315, -1566, -1217},
383  { 801, 17, -276, -354}, { 894, -495, -789, -635},
384  { 716, 291, -1189, -357}, { 560, -260, -733, -2},
385  { 679, -508, -1429, 211}, { -51, -62, -428, 557},
386  { 322, -638, -211, 614}, { -878, -1057, -84, -71},
387  { -388, -1415, -167, -318}, { -754, -1574, 214, -539},
388  {-1419, -2004, -92, -787}, { -47, -856, -347, -255},
389  { 23, -1211, -173, 320}, { -658, -487, -893, 353},
390  { -783, -1587, -584, 507}, {-1420, -859, -378, 441},
391  {-2095, -1491, -137, 439}, { -321, -1450, -1288, -12},
392  { -359, -2113, -553, -8}, { -831, -1918, -1561, 32},
393  {-1014, -2487, -1359, -939}, { -475, -311, -169, -236},
394  { -907, -426, 276, -611}, { -96, -400, 50, -710},
395  { -426, -1022, -10, -985}, { -197, -258, -744, -575},
396  { -611, -930, -771, -394}, { -267, -776, -612, -939},
397  { -256, -1346, -802, -1122}, { -796, -1570, -825, -754},
398  { 712, 876, 141, 227}, { 981, 1509, 85, 124},
399  { 1462, 1228, 979, -39}, { 1734, 999, 1481, 440},
400  { 2293, 1116, 769, 440}, { 2504, 1480, 1241, 356},
401  { 2474, 1909, 1558, 810}, { 917, 1134, 607, -134},
402  { 509, 1809, 781, -123}, { 1712, 1506, 559, -423},
403  { 2037, 2317, 726, -155}, { 3031, 2676, 1203, 331},
404  { 3664, 3274, 1768, 531}, { 1610, 1839, 867, 183},
405  { 1774, 1972, 1538, 97}, { 1822, 2158, 1282, 659},
406  { 2222, 2758, 1818, 900}, { 3251, 2124, 1723, 996},
407  { 3633, 2336, 2408, 1453}, { 2923, 3517, 2567, 1318},
408 };
409 
410 const int32_t ff_g723_1_combinatorial_table[PULSE_MAX][SUBFRAME_LEN/GRID_SIZE] = {
411  {118755, 98280, 80730, 65780, 53130,
412  42504, 33649, 26334, 20349, 15504,
413  11628, 8568, 6188, 4368, 3003,
414  2002, 1287, 792, 462, 252,
415  126, 56, 21, 6, 1,
416  0, 0, 0, 0, 0},
417 
418  { 23751, 20475, 17550, 14950, 12650,
419  10626, 8855, 7315, 5985, 4845,
420  3876, 3060, 2380, 1820, 1365,
421  1001, 715, 495, 330, 210,
422  126, 70, 35, 15, 5,
423  1, 0, 0, 0, 0},
424 
425  { 3654, 3276, 2925, 2600, 2300,
426  2024, 1771, 1540, 1330, 1140,
427  969, 816, 680, 560, 455,
428  364, 286, 220, 165, 120,
429  84, 56, 35, 20, 10,
430  4, 1, 0, 0, 0},
431 
432  { 406, 378, 351, 325, 300,
433  276, 253, 231, 210, 190,
434  171, 153, 136, 120, 105,
435  91, 78, 66, 55, 45,
436  36, 28, 21, 15, 10,
437  6, 3, 1, 0, 0},
438 
439  { 29, 28, 27, 26, 25,
440  24, 23, 22, 21, 20,
441  19, 18, 17, 16, 15,
442  14, 13, 12, 11, 10,
443  9, 8, 7, 6, 5,
444  4, 3, 2, 1, 0},
445 
446  { 1, 1, 1, 1, 1,
447  1, 1, 1, 1, 1,
448  1, 1, 1, 1, 1,
449  1, 1, 1, 1, 1,
450  1, 1, 1, 1, 1,
451  1, 1, 1, 1, 1},
452 };
453 
454 const int16_t ff_g723_1_fixed_cb_gain[GAIN_LEVELS] = {
455  1, 2, 3, 4, 6, 9, 13, 18,
456  26, 38, 55, 80, 115, 166, 240, 348,
457  502, 726, 1050, 1517, 2193, 3170, 4582, 6623,
458 };
459 
460 const int16_t ff_g723_1_adaptive_cb_gain85[85 * 20] = {
461  0, 0, 0, 0, 0, 0, 0, 0,
462  0, 0, 0, 0, 0, 0, 0, 0,
463  0, 0, 0, 0, 800, 1496, 167, -256,
464  -338, -39, -136, -1, -4, -6, -73, -8,
465  -15, 12, 23, 2, 16, 30, 3, -5,
466  -462, -686, 493, 2575, 311, -13, -28, -14,
467  -404, -5, -19, 13, 20, 72, 107, -77,
468  8, 13, -9, -48, 1483, 144, 784, 928,
469  1243, -134, -1, -37, -52, -94, -13, -71,
470  -6, -84, -8, -44, -112, -10, -59, -70,
471  -77, 275, 3522, 1056, -1254, 0, -4, -757,
472  -68, -95, 1, 16, -59, 4, -17, -227,
473  -5, 21, 269, 80, -125, -40, -264, 381,
474  5027, 0, 0, -4, -8, -1542, 0, -2,
475  0, 2, 0, 6, 38, 12, 81, -117,
476  138, 332, 2215, 2574, 1339, -1, -6, -299,
477  -404, -109, -2, -18, -44, -21, -52, -348,
478  -11, -27, -181, -210, 3685, 2883, -887, 866,
479  -1639, -828, -507, -48, -45, -164, -648, 199,
480  156, -194, -152, 46, 368, 288, -88, 86,
481  1396, 2146, 2235, 345, 942, -118, -281, -305,
482  -7, -54, -182, -190, -292, -29, -45, -47,
483  -80, -123, -128, -19, 13, 4475, 3549, -804,
484  -655, 0, -1222, -768, -39, -26, -3, -2,
485  -969, 0, 219, 174, 0, 179, 141, -32,
486  -724, 254, 242, 6049, 2462, -32, -3, -3,
487  -2233, -370, 11, 10, -3, 267, -94, -89,
488  108, -38, -36, -909, 626, -1713, 6121, 4561,
489  -1061, -23, -179, -2287, -1270, -68, 65, -233,
490  640, -174, 477, -1704, 40, -111, 396, 295,
491  -350, 1391, 7985, 511, -405, -7, -118, -3892,
492  -15, -10, 29, 170, -678, 10, -43, -249,
493  -8, 34, 197, 12, 3144, -529, 608, 2530,
494  3878, -603, -17, -22, -390, -918, 101, -116,
495  19, -485, 81, -93, -744, 125, -144, -599,
496  2589, -689, 3045, 5603, -404, -409, -29, -566,
497  -1916, -10, 108, -481, 128, -885, 235, -1041,
498  63, -17, 75, 138, 3107, 513, 1374, -3594,
499  -4922, -589, -16, -115, -788, -1478, -97, -260,
500  -43, 681, 112, 301, 933, 154, 413, -1079,
501  2468, 6010, 1107, -390, 1961, -372, -2204, -74,
502  -9, -234, -905, -166, -406, 58, 143, 26,
503  -295, -719, -132, 46, 4773, 2766, 2368, 4862,
504  -4044, -1390, -467, -342, -1443, -998, -806, -690,
505  -399, -1416, -821, -702, 1178, 682, 584, 1200,
506  1665, -1879, 1443, 1701, 8562, -169, -215, -127,
507  -176, -4475, 190, -146, 165, -172, 195, -149,
508  -870, 982, -754, -889, 2716, 9011, -1007, 755,
509  -1785, -450, -4956, -61, -34, -194, -1493, 167,
510  554, -125, -415, 46, 296, 982, -109, 82,
511  -2727, 7548, 1285, 938, 3420, -453, -3478, -100,
512  -53, -714, 1256, 213, -592, 156, -432, -73,
513  569, -1576, -268, -196, 3677, 882, 4050, 1202,
514  2323, -825, -47, -1001, -88, -329, -198, -909,
515  -218, -269, -64, -297, -521, -125, -574, -170,
516  2046, -753, 122, 10102, 603, -255, -34, 0,
517  -6229, -22, 94, -15, 5, -1261, 464, -75,
518  -75, 27, -4, -372, 449, -1815, 10690, 3870,
519  -527, -12, -201, -6976, -914, -16, 49, -293,
520  1184, -106, 428, -2525, 14, -58, 344, 124,
521  -941, 2352, 5049, 3650, 2637, -54, -337, -1556,
522  -813, -424, 135, 290, -725, 209, -524, -1125,
523  151, -378, -812, -587, -1879, 796, 3117, 9569,
524  -404, -215, -38, -593, -5589, -9, 91, 357,
525  -151, 1097, -464, -1821, -46, 19, 76, 236,
526  -1715, 2043, -2096, 9946, 4001, -179, -254, -268,
527  -6038, -977, 213, -219, 261, 1041, -1240, 1272,
528  418, -498, 511, -2429, -5772, -618, -3921, 284,
529  -3155, -2033, -23, -938, -4, -607, -218, -1381,
530  -148, 100, 10, 68, -1111, -119, -755, 54,
531  382, 4748, 8003, -2064, 2198, -8, -1376, -3909,
532  -260, -294, -110, -186, -2319, 48, 598, 1008,
533  -51, -637, -1073, 277, -867, 3015, 11926, -1675,
534  947, -45, -555, -8681, -171, -54, 159, 631,
535  -2195, -88, 308, 1219, 50, -174, -690, 96,
536  -4933, -432, 6757, 3771, 1352, -1485, -11, -2786,
537  -867, -111, -130, 2034, 178, 1135, 99, -1555,
538  407, 35, -557, -311, 152, 9726, 4231, -1928,
539  1490, -1, -5774, -1092, -226, -135, -90, -39,
540  -2511, 17, 1144, 498, -13, -884, -384, 175,
541  2512, 193, 9033, 5361, -3148, -385, -2, -4980,
542  -1754, -605, -29, -1385, -106, -822, -63, -2956,
543  482, 37, 1735, 1030, 8464, 2844, 12, 549,
544  2132, -4373, -493, 0, -18, -277, -1469, -6,
545  -2, -284, -95, 0, -1101, -370, -1, -71,
546  2141, -2602, 7166, 9046, -1350, -279, -413, -3134,
547  -4994, -111, 340, -936, 1138, -1182, 1436, -3957,
548  176, -214, 590, 745, -244, 278, 13307, 1227,
549  -161, -3, -4, -10808, -91, -1, 4, 198,
550  -226, 18, -20, -997, -2, 2, 131, 12,
551  -1947, 8217, 6269, 917, -2559, -231, -4121, -2399,
552  -51, -399, 976, 745, -3144, 108, -460, -350,
553  -304, 1283, 979, 143, -1810, 2061, -2781, 6056,
554  10058, -200, -259, -472, -2238, -6174, 227, -307,
555  349, 669, -761, 1028, 1111, -1265, 1707, -3717,
556  7827, 9161, -3409, 2473, -1510, -3739, -5122, -709,
557  -373, -139, -4376, 1628, 1906, -1181, -1382, 514,
558  721, 844, -314, 228, -1430, 8313, 9541, -2955,
559  1626, -124, -4218, -5556, -533, -161, 725, 832,
560  -4841, -257, 1499, 1721, 142, -825, -947, 293,
561  2819, -4247, 5391, 8673, 2756, -485, -1101, -1774,
562  -4591, -463, 730, -927, 1397, -1492, 2248, -2854,
563  -474, 714, -907, -1459, 141, 14552, 690, 257,
564  -112, -1, -12926, -29, -4, 0, -125, -5,
565  -613, -2, -228, -10, 0, 99, 4, 1,
566  11938, -1859, 1806, -962, -884, -8699, -211, -199,
567  -56, -47, 1355, -1316, 205, 701, -109, 106,
568  644, -100, 97, -51, 3728, 1982, 2264, 4584,
569  3131, -848, -239, -312, -1282, -598, -451, -515,
570  -273, -1043, -554, -633, -712, -378, -432, -876,
571  -1181, 766, 720, 14303, -216, -85, -35, -31,
572  -12486, -2, 55, 51, -33, 1031, -668, -628,
573  -15, 10, 9, 189, -4385, 4826, 10112, 1569,
574  3388, -1173, -1421, -6242, -150, -700, 1291, 2706,
575  -2979, 420, -462, -969, 906, -998, -2091, -324,
576  -448, 1932, 15591, -1842, 657, -12, -227, -14837,
577  -207, -26, 52, 427, -1838, -50, 217, 1753,
578  18, -77, -626, 74, -4141, 1844, 3962, 5517,
579  6220, -1046, -207, -958, -1858, -2361, 466, 1001,
580  -446, 1394, -621, -1334, 1572, -700, -1504, -2094,
581  729, -2299, 14755, 3657, -952, -32, -322, -13288,
582  -816, -55, 102, -656, 2071, -162, 513, -3294,
583  42, -133, 857, 212, -1385, 5801, 13339, -3137,
584  1344, -117, -2054, -10861, -600, -110, 490, 1127,
585  -4723, -265, 1111, 2554, 113, -476, -1094, 257,
586  4710, 9661, 1073, -2467, 3274, -1354, -5697, -70,
587  -371, -654, -2777, -308, -633, 709, 1455, 161,
588  -941, -1930, -214, 493, 1843, -3624, 12422, 6898,
589  -1559, -207, -802, -9419, -2904, -148, 407, -1397,
590  2748, -775, 1526, -5230, 175, -344, 1182, 656,
591  1433, 2394, 2507, 1380, 8780, -125, -349, -383,
592  -116, -4705, -209, -219, -366, -120, -201, -211,
593  -768, -1283, -1343, -740, -1712, 12915, 5883, -2197,
594  991, -179, -10181, -2112, -294, -60, 1350, 615,
595  -4638, -229, 1732, 789, 103, -781, -356, 133,
596  15072, 2158, -1245, 910, -496, -13865, -284, -94,
597  -50, -15, -1986, 1145, 164, -837, -119, 69,
598  456, 65, -37, 27, 4655, 7319, 4916, 586,
599  -3381, -1322, -3270, -1475, -20, -697, -2079, -1396,
600  -2196, -166, -261, -175, 960, 1510, 1014, 120,
601  1191, -2140, 5120, 13498, -1418, -86, -279, -1600,
602  -11121, -122, 155, -372, 669, -981, 1763, -4218,
603  103, -185, 443, 1168, -1530, -817, 8191, 9632,
604  -1452, -143, -40, -4095, -5663, -128, -76, 765,
605  408, 900, 480, -4815, -135, -72, 726, 854,
606  -3236, 607, 1696, -2106, 11485, -639, -22, -175,
607  -270, -8051, 119, 335, -62, -416, 78, 218,
608  2268, -425, -1189, 1476, 3203, -1903, -837, 9679,
609  7057, -626, -221, -42, -5718, -3039, 372, 163,
610  -97, -1892, 1124, 494, -1380, 819, 360, -4169,
611  213, -655, 17015, 620, -384, -2, -26, -17671,
612  -23, -9, 8, -221, 681, -8, 24, -644,
613  5, -15, 399, 14, 5088, 35, -3339, 3726,
614  8488, -1580, 0, -680, -847, -4397, -10, 1037,
615  7, -1157, -8, 759, -2636, -18, 1730, -1930,
616  -988, 1454, -2688, 15039, 2682, -59, -129, -441,
617  -13805, -439, 87, -162, 238, 907, -1335, 2467,
618  161, -238, 440, -2462, -4865, -2842, -53, 5495,
619  6523, -1445, -493, 0, -1843, -2597, -844, -16,
620  -9, 1632, 953, 18, 1937, 1131, 21, -2188,
621  3076, 15069, -2914, 1810, -971, -577, -13860, -518,
622  -200, -57, -2829, 547, 2680, -339, -1665, 322,
623  182, 893, -172, 107, 1311, 5355, 11054, 2299,
624  -3654, -105, -1750, -7458, -322, -814, -428, -885,
625  -3613, -184, -751, -1551, 292, 1194, 2465, 512,
626  4035, 5619, 4618, 1815, 1912, -994, -1927, -1301,
627  -201, -223, -1384, -1137, -1583, -447, -622, -511,
628  -471, -656, -539, -211, -2131, 2754, -4501, 12879,
629  7432, -277, -463, -1236, -10124, -3371, 358, -585,
630  756, 1675, -2165, 3538, 967, -1249, 2042, -5842,
631  5618, -515, 3219, -4149, 4857, -1926, -16, -632,
632  -1050, -1440, 176, -1104, 101, 1422, -130, 815,
633  -1666, 152, -954, 1230, 1838, -1709, 1139, 16867,
634  716, -206, -178, -79, -17366, -31, 191, -127,
635  118, -1892, 1759, -1173, -80, 74, -49, -737,
636  1978, -3845, 10050, 11854, -2492, -238, -902, -6164,
637  -8576, -379, 464, -1213, 2358, -1431, 2782, -7271,
638  301, -585, 1529, 1803, -2600, 11246, 11289, -3647,
639  1463, -412, -7720, -7778, -812, -130, 1784, 1791,
640  -7749, -578, 2504, 2513, 232, -1004, -1008, 325,
641  3442, 907, 2725, 8970, 3638, -723, -50, -453,
642  -4911, -808, -190, -572, -150, -1884, -496, -1492,
643  -764, -201, -605, -1992, -126, 17498, 3481, -2003,
644  1090, 0, -18689, -739, -244, -72, 135, 26,
645  -3717, -15, 2139, 425, 8, -1165, -231, 133,
646  -1814, 1048, -2164, 4070, 16272, -200, -67, -285,
647  -1011, -16160, 116, -239, 138, 450, -260, 537,
648  1801, -1041, 2149, -4042, 9354, 12580, -1883, 962,
649  -617, -5341, -9660, -216, -56, -23, -7183, 1075,
650  1446, -549, -738, 110, 352, 474, -71, 36,
651  1708, 4199, 7387, 6335, 1003, -178, -1076, -3330,
652  -2449, -61, -437, -770, -1893, -660, -1623, -2856,
653  -104, -257, -452, -388, -2624, 5623, 17310, -2353,
654  592, -420, -1930, -18288, -338, -21, 900, 2772,
655  -5941, -376, 807, 2486, 94, -203, -625, 85,
656  1211, -850, 1193, -1926, 15992, -89, -44, -86,
657  -226, -15609, 62, -88, 61, 142, -100, 140,
658  -1182, 830, -1165, 1880, 3983, -2054, 11506, -19,
659  3622, -968, -257, -8080, 0, -801, 499, -2797,
660  1442, 4, -2, 13, -880, 454, -2544, 4,
661  -786, -1354, 16092, 7246, -1665, -37, -111, -15805,
662  -3205, -169, -65, 772, 1330, 348, 599, -7117,
663  -80, -137, 1636, 736, -4316, -511, 6674, 11665,
664  4633, -1137, -15, -2719, -8305, -1310, -134, 1758,
665  208, 3073, 364, -4752, 1220, 144, -1887, -3299,
666  7912, 4557, 1937, 1885, 7037, -3821, -1267, -229,
667  -216, -3022, -2200, -935, -538, -910, -524, -222,
668  -3398, -1957, -832, -809, 3434, 2967, 5867, 8196,
669  8766, -720, -537, -2101, -4100, -4690, -622, -1230,
670  -1062, -1718, -1484, -2935, -1837, -1588, -3139, -4385,
671  5881, 9176, 8119, 3934, 3355, -2111, -5139, -4023,
672  -944, -687, -3294, -2914, -4547, -1412, -2203, -1949,
673  -1204, -1879, -1662, -805
674 };
675 
676 const int16_t ff_g723_1_adaptive_cb_gain170[170 * 20] = {
677  0, 0, 0, 0, 0, 0, 0, 0,
678  0, 0, 0, 0, 0, 0, 0, 0,
679  0, 0, 0, 0, 776, 212, 715, 670,
680  809, -36, -2, -31, -27, -39, -10, -33,
681  -9, -31, -8, -29, -38, -10, -35, -33,
682  1296, 1316, -168, -320, -815, -102, -105, -1,
683  -6, -40, -104, 13, 13, 25, 25, -3,
684  64, 65, -8, -15, -589, 680, 2478, 308,
685  -596, -21, -28, -375, -5, -21, 24, 89,
686  -102, 11, -12, -46, -21, 24, 90, 11,
687  -735, -487, -5, 2948, 468, -33, -14, 0,
688  -530, -13, -21, 0, 0, 132, 87, 0,
689  21, 13, 0, -84, 1042, 1730, 1068, 333,
690  626, -66, -182, -69, -6, -23, -110, -67,
691  -112, -21, -35, -21, -39, -66, -40, -12,
692  486, -769, 4074, 2825, -1107, -14, -36, -1013,
693  -487, -74, 22, -120, 191, -83, 132, -702,
694  32, -52, 275, 191, 1521, -767, -124, 4320,
695  1026, -141, -35, 0, -1139, -64, 71, 11,
696  -5, -401, 202, 32, -95, 48, 7, -270,
697  2425, 1267, 3439, -91, -1166, -359, -98, -722,
698  0, -83, -187, -509, -266, 13, 7, 19,
699  172, 90, 244, -6, -1251, 975, 173, 4039,
700  2005, -95, -58, -1, -996, -245, 74, 13,
701  -10, 308, -240, -42, 153, -119, -21, -494,
702  1820, 632, 1322, 2062, 1031, -202, -24, -106,
703  -259, -64, -70, -146, -51, -229, -79, -166,
704  -114, -39, -83, -129, -447, 4904, 244, -315,
705  -2038, -12, -1467, -3, -6, -253, 134, 6,
706  -73, -8, 94, 4, -55, 610, 30, -39,
707  -208, -1102, 463, -448, 5653, -2, -74, -13,
708  -12, -1950, -14, 5, 31, -5, -30, 12,
709  71, 380, -159, 154, 4739, 2600, -1864, 856,
710  -1554, -1371, -412, -212, -44, -147, -752, 539,
711  295, -247, -135, 97, 449, 246, -176, 81,
712  1894, 3533, 35, -26, 2145, -219, -762, 0,
713  0, -280, -408, -4, -7, 3, 5, 0,
714  -248, -462, -4, 3, -2699, 1841, 4072, 2443,
715  1582, -444, -207, -1012, -364, -152, 303, 670,
716  -457, 402, -274, -607, 260, -177, -393, -236,
717  -844, 3358, 6106, -1059, -537, -43, -688, -2275,
718  -68, -17, 173, 314, -1251, -54, 217, 395,
719  -27, 110, 200, -34, 1251, 1016, 3020, 2210,
720  1445, -95, -63, -556, -298, -127, -77, -230,
721  -187, -168, -137, -407, -110, -89, -266, -194,
722  2099, 2277, 4038, 3533, -2870, -269, -316, -995,
723  -762, -503, -291, -517, -561, -452, -491, -871,
724  367, 399, 707, 619, 400, -1114, 8516, 2422,
725  -1117, -9, -75, -4426, -358, -76, 27, -208,
726  579, -59, 164, -1259, 27, -75, 580, 165,
727  -4398, -2011, 3912, -2407, 2258, -1180, -247, -934,
728  -353, -311, -540, 1050, 480, -646, -295, 575,
729  606, 277, -539, 331, 1767, -1447, 4240, 6160,
730  -757, -190, -127, -1097, -2316, -35, 156, -457,
731  374, -664, 544, -1594, 81, -66, 195, 284,
732  1594, -1463, 1035, 6938, 1920, -155, -130, -65,
733  -2938, -225, 142, -100, 92, -675, 619, -438,
734  -186, 171, -121, -813, -562, 4716, 4085, -591,
735  2421, -19, -1357, -1018, -21, -357, 162, 140,
736  -1175, -20, 170, 147, 83, -696, -603, 87,
737  1552, 8778, -935, 354, -1424, -147, -4703, -53,
738  -7, -123, -831, 88, 501, -33, -189, 20,
739  134, 763, -81, 30, 4831, -4431, 41, -1479,
740  -2976, -1424, -1198, 0, -133, -540, 1306, -12,
741  11, 436, -400, 3, 877, -804, 7, -268,
742  2090, 1192, 1006, 1645, 4853, -266, -86, -61,
743  -165, -1437, -152, -128, -73, -210, -119, -101,
744  -619, -353, -298, -487, 2386, 5712, 1426, -94,
745  1350, -347, -1991, -124, 0, -111, -832, -207,
746  -497, 13, 32, 8, -196, -470, -117, 7,
747  -1349, 1091, 1659, 8891, 313, -111, -72, -168,
748  -4825, -5, 89, 136, -110, 732, -592, -900,
749  25, -20, -31, -170, 9980, 916, -381, -808,
750  88, -6080, -51, -8, -39, 0, -558, 232,
751  21, 492, 45, -18, -53, -4, 2, 4,
752  2338, -1031, -248, 3928, 6484, -333, -64, -3,
753  -942, -2566, 147, 35, -15, -560, 247, 59,
754  -925, 408, 98, -1555, 6166, -1240, -337, 3672,
755  -1277, -2320, -93, -6, -823, -99, 466, 126,
756  -25, -1382, 278, 75, 480, -96, -26, 286,
757  4377, -132, -2588, 1701, 4865, -1169, -1, -409,
758  -176, -1444, 35, 691, -20, -454, 13, 268,
759  -1299, 39, 768, -505, 2594, 3295, 3944, 1481,
760  682, -410, -662, -949, -133, -28, -521, -624,
761  -793, -234, -297, -356, -108, -137, -164, -61,
762  4151, 624, 815, 4485, 2229, -1052, -23, -40,
763  -1228, -303, -158, -206, -31, -1136, -170, -223,
764  -565, -84, -111, -610, -3575, -361, 4924, 2791,
765  4698, -780, -7, -1480, -475, -1347, -78, 1074,
766  108, 609, 61, -839, 1025, 103, -1412, -800,
767  -2518, 3791, 8623, 315, 2465, -387, -877, -4538,
768  -6, -370, 582, 1325, -1995, 48, -73, -166,
769  378, -570, -1297, -47, -691, 2989, 9957, -421,
770  -1142, -29, -545, -6051, -10, -79, 126, 420,
771  -1817, -17, 76, 256, -48, 208, 694, -29,
772  -1918, 104, -3190, -3410, -4440, -224, 0, -621,
773  -709, -1203, 12, -373, 20, -399, 21, -664,
774  -519, 28, -864, -924, -3359, -1668, 1854, 6939,
775  1430, -688, -169, -209, -2939, -124, -341, 380,
776  188, 1422, 706, -785, 293, 145, -161, -606,
777  42, 9706, 3164, -952, 907, 0, -5750, -611,
778  -55, -50, -25, -8, -1874, 2, 564, 183,
779  -2, -537, -175, 52, 1607, 785, 2862, 4327,
780  3307, -157, -37, -500, -1143, -667, -77, -280,
781  -137, -424, -207, -756, -324, -158, -577, -873,
782  6801, 3416, 2227, 1682, -3217, -2823, -712, -302,
783  -172, -631, -1418, -924, -464, -698, -350, -228,
784  1335, 670, 437, 330, 3459, 3898, 364, 7841,
785  -2640, -730, -927, -8, -3753, -425, -823, -76,
786  -86, -1655, -1865, -174, 557, 628, 58, 1263,
787  -5902, -3458, -2465, -1886, 4334, -2126, -730, -371,
788  -217, -1146, -1245, -888, -520, -679, -398, -283,
789  1561, 915, 652, 499, -3710, 1133, 7849, 3443,
790  -215, -840, -78, -3760, -723, -2, 256, 1777,
791  -543, 779, -238, -1649, -48, 14, 103, 45,
792  4132, 2828, 2, -4212, -4116, -1042, -488, 0,
793  -1083, -1034, -713, 0, 0, 1062, 727, 0,
794  1038, 710, 0, -1058, 5875, 8496, -1796, 1376,
795  -1786, -2107, -4406, -197, -115, -194, -3047, 644,
796  931, -493, -713, 150, 640, 926, -195, 150,
797  3143, 3483, 3546, -793, 4489, -603, -740, -767,
798  -38, -1230, -668, -680, -754, 152, 168, 171,
799  -861, -954, -971, 217, 2845, 7965, 3695, -5432,
800  3978, -494, -3873, -833, -1801, -966, -1383, -641,
801  -1796, 943, 2641, 1225, -691, -1934, -897, 1319,
802  1538, 150, 7139, 2049, 3097, -144, -1, -3110,
803  -256, -585, -14, -670, -65, -192, -18, -892,
804  -290, -28, -1349, -387, 618, 7520, 4729, -238,
805  -3373, -23, -3452, -1365, -3, -694, -283, -178,
806  -2170, 8, 109, 68, 127, 1548, 973, -49,
807  2965, -3013, 7912, 7076, -1997, -536, -554, -3821,
808  -3056, -243, 545, -1431, 1455, -1280, 1301, -3417,
809  361, -367, 964, 862, 2443, -929, -1113, 9677,
810  4138, -364, -52, -75, -5716, -1045, 138, 166,
811  -63, -1443, 549, 657, -617, 234, 281, -2444,
812  1966, 3309, 10085, -3399, 2105, -236, -668, -6207,
813  -705, -270, -397, -1210, -2037, 408, 686, 2092,
814  -252, -425, -1295, 436, -112, -1368, 8868, 4822,
815  2048, 0, -114, -4800, -1419, -256, -9, 61,
816  740, 33, 402, -2610, 14, 171, -1108, -602,
817  -2597, 438, -1839, 6229, 7266, -411, -11, -206,
818  -2368, -3223, 69, -291, 49, 987, -166, 699,
819  1152, -194, 816, -2763, 3454, 553, 9127, 4946,
820  -5596, -728, -18, -5084, -1493, -1911, -116, -1924,
821  -308, -1042, -166, -2755, 1179, 188, 3117, 1689,
822  -532, -663, 12262, 2495, -1004, -17, -26, -9177,
823  -380, -61, -21, 398, 496, 81, 101, -1867,
824  -32, -40, 751, 152, -2100, 1317, -1509, 11425,
825  2997, -269, -105, -139, -7967, -548, 168, -193,
826  121, 1464, -918, 1052, 384, -240, 276, -2090,
827  1193, -2697, 11259, 5373, -763, -86, -444, -7737,
828  -1762, -35, 196, -819, 1853, -391, 884, -3692,
829  55, -125, 525, 250, 2405, -471, 11079, 203,
830  782, -353, -13, -7491, -2, -37, 69, -1626,
831  318, -29, 5, -137, -114, 22, -529, -9,
832  -1871, 5685, 11290, -2662, 1353, -213, -1972, -7780,
833  -432, -111, 649, 1289, -3917, -304, 923, 1834,
834  154, -469, -932, 220, -3768, 5927, -3093, 5041,
835  5212, -866, -2144, -584, -1551, -1658, 1363, -711,
836  1119, 1159, -1824, 951, 1198, -1885, 984, -1603,
837  -2546, 9502, 5969, -2440, 1928, -395, -5511, -2175,
838  -363, -226, 1477, 927, -3462, -379, 1415, 889,
839  299, -1118, -702, 287, -4963, 3568, 4592, 5508,
840  3451, -1503, -777, -1287, -1851, -727, 1080, 1391,
841  -1000, 1668, -1199, -1543, 1045, -751, -967, -1160,
842  1745, -2586, 3983, 10899, -1551, -186, -408, -968,
843  -7250, -146, 275, -424, 628, -1161, 1720, -2649,
844  165, -244, 377, 1032, 867, -456, -727, 3369,
845  11822, -45, -12, -32, -692, -8531, 24, 38,
846  -20, -178, 93, 149, -625, 329, 525, -2431,
847  7535, 2422, 1926, 1405, 1599, -3466, -358, -226,
848  -120, -156, -1114, -886, -284, -646, -207, -165,
849  -735, -236, -188, -137, 1041, -735, -142, 13209,
850  1515, -66, -33, -1, -10649, -140, 46, 9,
851  -6, -839, 593, 114, -96, 68, 13, -1222,
852  7950, 6745, -1444, -1008, 2721, -3857, -2777, -127,
853  -62, -452, -3273, 700, 594, 489, 415, -88,
854  -1320, -1120, 239, 167, -4754, -1379, 4522, -578,
855  -5733, -1379, -116, -1248, -20, -2006, -400, 1312,
856  380, -167, -48, 159, -1663, -482, 1582, -202,
857  3220, 5978, 5923, 2430, -2689, -633, -2181, -2141,
858  -360, -441, -1175, -1164, -2161, -477, -886, -878,
859  528, 981, 972, 398, 377, 1312, 13978, -1470,
860  677, -8, -105, -11925, -132, -28, -30, -321,
861  -1119, 33, 117, 1254, -15, -54, -577, 60,
862  -3435, 6770, 314, -885, 5686, -720, -2797, -6,
863  -47, -1973, 1419, 65, -129, -185, 366, 16,
864  1192, -2349, -109, 307, 3171, 8774, -2260, 2679,
865  3069, -613, -4699, -312, -438, -575, -1698, 437,
866  1210, -518, -1435, 369, -594, -1643, 423, -501,
867  5557, 1509, 5407, -125, -7386, -1884, -139, -1784,
868  0, -3330, -511, -1834, -498, 42, 11, 41,
869  2505, 680, 2438, -56, -2838, 2595, 13228, 271,
870  1793, -491, -411, -10680, -4, -196, 449, 2291,
871  -2095, 47, -42, -219, 310, -284, -1447, -29,
872  664, -278, 14966, 951, -711, -26, -4, -13672,
873  -55, -30, 11, -606, 253, -38, 16, -869,
874  28, -12, 650, 41, 808, 1770, 8658, 5863,
875  -1486, -39, -191, -4576, -2098, -134, -87, -427,
876  -935, -289, -633, -3098, 73, 160, 785, 531,
877  3063, 1539, 2000, -542, 9576, -572, -144, -244,
878  -17, -5597, -287, -374, -188, 101, 51, 66,
879  -1790, -900, -1169, 317, 514, 14083, -323, 896,
880  -891, -16, -12106, -6, -49, -48, -442, 10,
881  277, -28, -770, 17, 27, 766, -17, 48,
882  892, 158, 5237, 11057, -1603, -48, -1, -1674,
883  -7462, -156, -8, -285, -50, -602, -106, -3534,
884  87, 15, 512, 1082, -1612, 2564, -4296, 12526,
885  5710, -158, -401, -1126, -9576, -1990, 252, -422,
886  672, 1232, -1960, 3284, 561, -893, 1497, -4365,
887  4889, -6878, 612, 6109, 4753, -1459, -2887, -22,
888  -2277, -1379, 2052, -182, 257, -1823, 2564, -228,
889  -1418, 1995, -177, -1772, 3053, -506, 2403, 9625,
890  1322, -569, -15, -352, -5655, -106, 94, -448,
891  74, -1794, 297, -1412, -246, 40, -194, -777,
892  -754, 12904, 4480, -2113, 1471, -34, -10163, -1225,
893  -272, -132, 594, 206, -3529, -97, 1664, 577,
894  67, -1159, -402, 189, 4255, 1476, 5055, 2393,
895  2912, -1105, -132, -1559, -349, -517, -383, -1313,
896  -455, -621, -215, -738, -756, -262, -898, -425,
897  -1371, 535, 1417, 14604, -997, -114, -17, -122,
898  -13017, -60, 44, 118, -46, 1222, -477, -1263,
899  -83, 32, 86, 888, 5368, -1744, 4083, -1236,
900  3753, -1758, -185, -1017, -93, -860, 571, -1338,
901  434, 405, -131, 308, -1229, 399, -935, 283,
902  1588, -3097, 14415, 3699, -1171, -154, -585, -12683,
903  -835, -83, 300, -1397, 2725, -358, 699, -3255,
904  113, -221, 1030, 264, 212, 7989, 9471, -3344,
905  2009, -2, -3895, -5475, -682, -246, -103, -123,
906  -4618, 43, 1630, 1933, -26, -979, -1161, 410,
907  856, 2294, -627, 6930, 6929, -44, -321, -24,
908  -2931, -2930, -119, 32, 87, -362, -970, 265,
909  -362, -970, 265, -2931, 2357, -4187, 7162, 7683,
910  3371, -339, -1070, -3131, -3603, -693, 602, -1030,
911  1830, -1105, 1963, -3359, -485, 861, -1474, -1581,
912  350, 4585, 14053, -3819, 1218, -7, -1283, -12054,
913  -890, -90, -97, -300, -3933, 81, 1068, 3275,
914  -26, -341, -1045, 284, -3248, 3531, 475, 2137,
915  11711, -644, -761, -13, -278, -8372, 700, 94,
916  -102, 423, -460, -62, 2322, -2524, -340, -1528,
917  -3017, 3852, 1725, 8440, 5257, -555, -905, -181,
918  -4348, -1686, 709, 317, -405, 1554, -1984, -889,
919  968, -1236, -553, -2708, -909, 3196, 15512, -2528,
920  1066, -50, -623, -14686, -390, -69, 177, 861,
921  -3026, -140, 493, 2393, 59, -208, -1009, 164,
922  959, -3370, 9617, 9545, -1761, -56, -693, -5645,
923  -5561, -189, 197, -563, 1978, -558, 1963, -5603,
924  103, -362, 1034, 1026, 7575, 11796, -4845, 3252,
925  -1703, -3502, -8493, -1433, -645, -177, -5454, 2240,
926  3488, -1503, -2341, 961, 787, 1226, -503, 338,
927  6409, 1722, 1764, -4191, 6015, -2507, -181, -189,
928  -1072, -2208, -673, -690, -185, 1639, 440, 451,
929  -2353, -632, -647, 1538, -2420, 12161, 5038, 1286,
930  -2098, -357, -9027, -1549, -100, -268, 1796, 744,
931  -3740, 190, -954, -395, -310, 1557, 645, 164,
932  -2232, -1341, 7246, 9470, -1977, -304, -109, -3204,
933  -5474, -238, -182, 987, 593, 1290, 775, -4188,
934  -269, -161, 874, 1143, 1030, 7034, 4231, 1551,
935  3077, -64, -3019, -1093, -146, -577, -442, -266,
936  -1816, -97, -666, -400, -193, -1321, -794, -291,
937  5121, 11835, -477, -1749, 2298, -1601, -8549, -13,
938  -186, -322, -3699, 149, 344, 546, 1264, -50,
939  -718, -1660, 66, 245, -3328, 3827, 5921, 9976,
940  -1045, -676, -894, -2140, -6075, -66, 777, 1203,
941  -1383, 2027, -2330, -3605, -212, 244, 377, 636,
942  3813, 5718, -4666, -3412, 5674, -887, -1995, -1329,
943  -710, -1965, -1331, 1086, 1628, 794, 1191, -972,
944  -1320, -1980, 1616, 1181, 1348, -3672, 13154, 6938,
945  -1690, -110, -823, -10561, -2938, -174, 302, -1082,
946  2948, -570, 1555, -5570, 139, -379, 1357, 716,
947  2151, -3586, 6949, 12131, -1224, -282, -785, -2947,
948  -8982, -91, 470, -912, 1521, -1592, 2655, -5145,
949  160, -268, 519, 906, -2889, 9647, 10276, -2728,
950  995, -509, -5680, -6445, -454, -60, 1701, 1812,
951  -6051, -481, 1606, 1711, 175, -586, -624, 165,
952  6177, 2184, 555, 1985, 6589, -2329, -291, -18,
953  -240, -2650, -823, -209, -74, -748, -264, -67,
954  -2484, -878, -223, -798, -492, 391, 17166, -681,
955  240, -14, -9, -17987, -28, -3, 11, 515,
956  -410, -20, 16, 713, 7, -5, -252, 10,
957  12628, 5448, -2630, 3011, -2695, -9733, -1811, -422,
958  -553, -443, -4199, 2027, 874, -2321, -1001, 483,
959  2077, 896, -432, 495, -3628, -534, 3447, 7002,
960  6751, -803, -17, -725, -2992, -2782, -118, 763,
961  112, 1550, 228, -1473, 1495, 220, -1420, -2885,
962  -5239, 5901, 8107, 3650, 4846, -1675, -2125, -4012,
963  -813, -1433, 1887, 2592, -2920, 1167, -1315, -1806,
964  1550, -1745, -2398, -1080, 6157, 6678, 4099, -1074,
965  2348, -2314, -2722, -1025, -70, -336, -2509, -1540,
966  -1670, 403, 437, 268, -882, -957, -587, 153,
967  1079, 16099, 242, -881, 1690, -71, -15820, -3,
968  -47, -174, -1060, -16, -238, 58, 865, 13,
969  -111, -1661, -25, 90, -278, 227, -1039, 1636,
970  16945, -4, -3, -65, -163, -17526, 3, -17,
971  14, 27, -22, 103, 287, -234, 1074, -1693,
972  15778, -1454, 574, -603, -107, -15195, -129, -20,
973  -22, 0, 1400, -553, 51, 581, -53, 21,
974  103, -9, 3, -3, 2406, -836, 13224, 7993,
975  -4266, -353, -42, -10673, -3899, -1111, 122, -1942,
976  674, -1174, 407, -6451, 626, -217, 3443, 2081,
977  3184, 14368, -3336, 2255, -1801, -619, -12600, -679,
978  -310, -198, -2793, 648, 2926, -438, -1977, 459,
979  350, 1580, -366, 247, -1698, 17076, 2504, -539,
980  -646, -176, -17798, -382, -17, -25, 1770, 259,
981  -2610, -55, 561, 82, -67, 673, 98, -21,
982  2375, -797, -2696, 14483, 5383, -344, -38, -443,
983  -12803, -1769, 115, 391, -131, -2100, 705, 2384,
984  -780, 262, 886, -4759, -2691, 2554, -4520, 9573,
985  10655, -442, -398, -1247, -5594, -6930, 419, -742,
986  704, 1572, -1492, 2641, 1750, -1661, 2939, -6226,
987  -4332, -4399, -1657, 4880, 7375, -1145, -1181, -167,
988  -1453, -3319, -1163, -438, -444, 1290, 1310, 493,
989  1950, 1980, 745, -2196, -3498, 7405, 9955, 2693,
990  -2971, -746, -3347, -6049, -442, -538, 1581, 2125,
991  -4499, 575, -1217, -1636, -634, 1342, 1805, 488,
992  6717, -3792, 7739, 2798, 3489, -2754, -877, -3655,
993  -477, -743, 1554, -3173, 1791, -1147, 647, -1321,
994  -1430, 807, -1648, -595, 5263, 9770, 3463, 1069,
995  -3971, -1690, -5826, -732, -69, -962, -3138, -1112,
996  -2065, -343, -637, -226, 1275, 2368, 839, 259,
997  1243, -2634, 16772, 1871, 332, -94, -423, -17169,
998  -213, -6, 199, -1273, 2696, -142, 300, -1915,
999  -25, 53, -339, -37, 2691, 2836, 3105, 5711,
1000  4817, -442, -491, -588, -1991, -1416, -465, -510,
1001  -537, -938, -988, -1082, -791, -834, -913, -1679,
1002  4366, 2944, 7210, 3627, 1161, -1163, -529, -3172,
1003  -803, -82, -784, -1921, -1295, -966, -651, -1596,
1004  -309, -208, -511, -257, 13888, 3951, -671, -2305,
1005  3354, -11773, -953, -27, -324, -686, -3349, 569,
1006  161, 1954, 556, -94, -2843, -809, 137, 472,
1007  7053, 5847, 2929, 8378, -4794, -3036, -2086, -523,
1008  -4284, -1403, -2517, -1261, -1045, -3607, -2990, -1498,
1009  2064, 1711, 857, 2451, -2191, 12838, 9182, -3915,
1010  1617, -293, -10059, -5146, -935, -159, 1717, 1228,
1011  -7195, -523, 3068, 2194, 216, -1267, -906, 386,
1012  -4881, 13114, 5767, -435, 4155, -1454, -10498, -2030,
1013  -11, -1054, 3907, 1718, -4616, -129, 348, 153,
1014  1238, -3326, -1462, 110, 7843, -1250, 210, 7106,
1015  -5203, -3754, -95, -2, -3082, -1652, 598, -100,
1016  16, -3402, 542, -91, 2491, -397, 66, 2257,
1017  -2463, 8168, 14551, -3908, 1828, -370, -4072, -12923,
1018  -932, -204, 1228, 2188, -7254, -587, 1948, 3471,
1019  274, -911, -1623, 436, -1579, 347, -272, -2735,
1020  16031, -152, -7, -4, -456, -15686, 33, -26,
1021  5, -263, 58, -45, 1545, -340, 266, 2676,
1022  -6327, 1328, 5093, -5079, 7617, -2443, -107, -1583,
1023  -1574, -3541, 513, 1967, -413, -1961, 411, 1578,
1024  2941, -617, -2367, 2361, 3286, -4509, 11306, 11025,
1025  -2623, -659, -1241, -7802, -7419, -420, 904, -2267,
1026  3112, -2211, 3034, -7608, 526, -722, 1810, 1765,
1027  5567, 17853, -3754, 1166, -519, -1892, -19455, -860,
1028  -83, -16, -6067, 1275, 4090, -396, -1271, 267,
1029  176, 566, -119, 37, -2136, -424, 15292, 5108,
1030  -1648, -278, -10, -14273, -1593, -165, -55, 1993,
1031  396, 666, 132, -4768, -214, -42, 1538, 514,
1032  2267, -3297, 2549, 16563, -791, -313, -663, -396,
1033  -16745, -38, 456, -352, 513, -2291, 3333, -2576,
1034  109, -159, 123, 799, 3655, 1899, -3364, 6279,
1035  12510, -815, -220, -690, -2406, -9552, -423, 750,
1036  390, -1400, -728, 1289, -2791, -1450, 2568, -4794,
1037  8052, 2285, -6193, 5138, 6003, -3957, -318, -2341,
1038  -1611, -2199, -1123, 3044, 864, -2525, -716, 1942,
1039  -2950, -837, 2269, -1882, -386, -2291, 7679, 15387,
1040  -2723, -9, -320, -3599, -14452, -452, -54, 181,
1041  1074, 362, 2152, -7212, -64, -380, 1276, 2557,
1042  2777, -1173, 3984, 13079, 2508, -470, -84, -969,
1043  -10440, -384, 198, -675, 285, -2217, 936, -3180,
1044  -425, 179, -610, -2002, -1879, 1771, -2684, 16705,
1045  1833, -215, -191, -439, -17032, -205, 203, -308,
1046  290, 1916, -1805, 2736, 210, -198, 300, -1869,
1047  1052, 4495, 15519, 1467, -4032, -67, -1233, -14700,
1048  -131, -992, -288, -997, -4257, -94, -402, -1389,
1049  259, 1106, 3819, 361, 3010, 2544, 6969, 7559,
1050  1996, -553, -395, -2964, -3487, -243, -467, -1280,
1051  -1082, -1388, -1174, -3215, -366, -310, -849, -921,
1052  -5209, -1867, 8713, 10351, 1549, -1656, -212, -4634,
1053  -6540, -146, -593, 2770, 993, 3291, 1180, -5505,
1054  492, 176, -824, -979, -4314, 8513, 913, 7547,
1055  -2723, -1135, -4423, -50, -3476, -452, 2241, 240,
1056  -474, 1987, -3921, -420, -717, 1415, 151, 1254,
1057  12929, -1219, 2448, 1757, 6303, -10204, -90, -365,
1058  -188, -2425, 962, -1932, 182, -1386, 130, -262,
1059  -4974, 469, -941, -676, 6465, 4132, 3167, 3160,
1060  5697, -2551, -1042, -612, -609, -1981, -1630, -1249,
1061  -798, -1247, -797, -611, -2248, -1437, -1101, -1099,
1062  -3636, 4859, 18914, -1335, 810, -807, -1441, -21836,
1063  -108, -40, 1078, 4198, -5609, -296, 396, 1541,
1064  179, -240, -936, 66, 8844, 7864, 654, -4063,
1065  -5680, -4774, -3774, -26, -1007, -1969, -4245, -353,
1066  -314, 2193, 1950, 162, 3066, 2726, 226, -1408,
1067  1859, 2634, 9228, 996, 9464, -211, -423, -5197,
1068  -60, -5467, -299, -1047, -1483, -113, -160, -561,
1069  -1074, -1521, -5330, -575, 2949, 12260, 10290, -497,
1070  -3943, -530, -9174, -6463, -15, -949, -2206, -1852,
1071  -7700, 89, 372, 312, 709, 2950, 2476, -119,
1072  -2903, 1552, 14867, 9970, -496, -514, -147, -13491,
1073  -6068, -15, 275, 2634, -1408, 1766, -944, -9047,
1074  -87, 47, 450, 302, 3243, 8234, 7586, 3373,
1075  2151, -642, -4138, -3512, -694, -282, -1630, -1501,
1076  -3812, -667, -1695, -1561, -425, -1081, -996, -442,
1077  -9631, 60, 3501, 5359, 10150, -5662, 0, -748,
1078  -1752, -6288, 35, 2058, -12, 3150, -19, -1145,
1079  5967, -37, -2169, -3320, -6874, -2553, -5446, -2195,
1080  -7841, -2884, -397, -1810, -294, -3753, -1071, -2285,
1081  -848, -921, -342, -729, -3290, -1221, -2606, -1050,
1082  -3413, -1141, 4630, 13612, 7897, -711, -79, -1308,
1083  -11310, -3806, -237, 964, 322, 2836, 948, -3847,
1084  1645, 550, -2231, -6561, 4410, -5678, 8006, -3992,
1085  3811, -1187, -1968, -3912, -973, -886, 1528, -2155,
1086  2775, 1074, -1383, 1951, -1025, 1321, -1862, 928,
1087  5659, 11535, 2203, -452, 7169, -1954, -8121, -296,
1088  -12, -3137, -3984, -761, -1551, 156, 318, 60,
1089  -2476, -5048, -964, 197, 2914, -2914, 3485, -3965,
1090  13675, -518, -518, -741, -959, -11414, 518, -620,
1091  620, 705, -705, 843, -2433, 2432, -2909, 3310,
1092  7843, 1907, 1022, 8882, 7972, -3755, -222, -63,
1093  -4815, -3879, -913, -489, -119, -4252, -1034, -554,
1094  -3816, -928, -497, -4322, 13807, 9531, 1436, 1612,
1095  1779, -11636, -5544, -125, -158, -193, -8032, -1210,
1096  -835, -1358, -938, -141, -1499, -1035, -156, -175,
1097  13620, -5337, 5450, -2263, 1723, -11322, -1738, -1813,
1098  -312, -181, 4436, -4531, 1775, 1881, -737, 752,
1099  -1432, 561, -573, 238, 5297, 8374, 8872, 7694,
1100  6538, -1712, -4280, -4804, -3613, -2609, -2707, -2868,
1101  -4534, -2487, -3932, -4166, -2113, -3341, -3540, -3070
1102 };
1103 
1104 int ff_g723_1_scale_vector(int16_t *dst, const int16_t *vector, int length)
1105 {
1106  int bits, max = 0;
1107  int i;
1108 
1109  for (i = 0; i < length; i++)
1110  max |= FFABS(vector[i]);
1111 
1112  bits= 14 - av_log2_16bit(max);
1113  bits= FFMAX(bits, 0);
1114 
1115  for (i = 0; i < length; i++)
1116  dst[i] = (vector[i] * (1 << bits)) >> 3;
1117 
1118  return bits - 3;
1119 }
1120 
1121 int ff_g723_1_normalize_bits(int num, int width)
1122 {
1123  return width - av_log2(num) - 1;
1124 }
1125 
1126 int ff_g723_1_dot_product(const int16_t *a, const int16_t *b, int length)
1127 {
1128  int sum = ff_dot_product(a, b, length);
1129  return av_sat_add32(sum, sum);
1130 }
1131 
1132 void ff_g723_1_get_residual(int16_t *residual, int16_t *prev_excitation,
1133  int lag)
1134 {
1135  int offset = PITCH_MAX - PITCH_ORDER / 2 - lag;
1136  int i;
1137 
1138  residual[0] = prev_excitation[offset];
1139  residual[1] = prev_excitation[offset + 1];
1140 
1141  offset += 2;
1142  for (i = 2; i < SUBFRAME_LEN + PITCH_ORDER - 1; i++)
1143  residual[i] = prev_excitation[offset + (i - 2) % lag];
1144 }
1145 
1146 void ff_g723_1_gen_dirac_train(int16_t *buf, int pitch_lag)
1147 {
1148  int16_t vector[SUBFRAME_LEN];
1149  int i, j;
1150 
1151  memcpy(vector, buf, SUBFRAME_LEN * sizeof(*vector));
1152  for (i = pitch_lag; i < SUBFRAME_LEN; i += pitch_lag) {
1153  for (j = 0; j < SUBFRAME_LEN - i; j++)
1154  buf[i + j] += vector[j];
1155  }
1156 }
1157 
1158 void ff_g723_1_gen_acb_excitation(int16_t *vector, int16_t *prev_excitation,
1159  int pitch_lag, G723_1_Subframe *subfrm,
1160  enum Rate cur_rate)
1161 {
1162  int16_t residual[SUBFRAME_LEN + PITCH_ORDER - 1];
1163  const int16_t *cb_ptr;
1164  int lag = pitch_lag + subfrm->ad_cb_lag - 1;
1165 
1166  int i;
1167  int sum;
1168 
1169  ff_g723_1_get_residual(residual, prev_excitation, lag);
1170 
1171  /* Select quantization table */
1172  if (cur_rate == RATE_6300 && pitch_lag < SUBFRAME_LEN - 2) {
1173  cb_ptr = ff_g723_1_adaptive_cb_gain85;
1174  } else
1175  cb_ptr = ff_g723_1_adaptive_cb_gain170;
1176 
1177  /* Calculate adaptive vector */
1178  cb_ptr += subfrm->ad_cb_gain * 20;
1179  for (i = 0; i < SUBFRAME_LEN; i++) {
1180  sum = ff_dot_product(residual + i, cb_ptr, PITCH_ORDER);
1181  vector[i] = av_sat_dadd32(1 << 15, av_sat_add32(sum, sum)) >> 16;
1182  }
1183 }
1184 
1185 /**
1186  * Convert LSP frequencies to LPC coefficients.
1187  *
1188  * @param lpc buffer for LPC coefficients
1189  */
1190 static void lsp2lpc(int16_t *lpc)
1191 {
1192  int f1[LPC_ORDER / 2 + 1];
1193  int f2[LPC_ORDER / 2 + 1];
1194  int i, j;
1195 
1196  /* Calculate negative cosine */
1197  for (j = 0; j < LPC_ORDER; j++) {
1198  int index = (lpc[j] >> 7) & 0x1FF;
1199  int offset = lpc[j] & 0x7f;
1200  int temp1 = ff_g723_1_cos_tab[index] * (1 << 16);
1201  int temp2 = (ff_g723_1_cos_tab[index + 1] - ff_g723_1_cos_tab[index]) *
1202  (((offset << 8) + 0x80) << 1);
1203 
1204  lpc[j] = -(av_sat_dadd32(1 << 15, temp1 + temp2) >> 16);
1205  }
1206 
1207  /*
1208  * Compute sum and difference polynomial coefficients
1209  * (bitexact alternative to lsp2poly() in lsp.c)
1210  */
1211  /* Initialize with values in Q28 */
1212  f1[0] = 1 << 28;
1213  f1[1] = (lpc[0] + lpc[2]) * (1 << 14);
1214  f1[2] = lpc[0] * lpc[2] + (2 << 28);
1215 
1216  f2[0] = 1 << 28;
1217  f2[1] = (lpc[1] + lpc[3]) * (1 << 14);
1218  f2[2] = lpc[1] * lpc[3] + (2 << 28);
1219 
1220  /*
1221  * Calculate and scale the coefficients by 1/2 in
1222  * each iteration for a final scaling factor of Q25
1223  */
1224  for (i = 2; i < LPC_ORDER / 2; i++) {
1225  f1[i + 1] = av_clipl_int32(f1[i - 1] + (int64_t)MULL2(f1[i], lpc[2 * i]));
1226  f2[i + 1] = av_clipl_int32(f2[i - 1] + (int64_t)MULL2(f2[i], lpc[2 * i + 1]));
1227 
1228  for (j = i; j >= 2; j--) {
1229  f1[j] = MULL2(f1[j - 1], lpc[2 * i]) +
1230  (f1[j] >> 1) + (f1[j - 2] >> 1);
1231  f2[j] = MULL2(f2[j - 1], lpc[2 * i + 1]) +
1232  (f2[j] >> 1) + (f2[j - 2] >> 1);
1233  }
1234 
1235  f1[0] >>= 1;
1236  f2[0] >>= 1;
1237  f1[1] = ((lpc[2 * i] * 65536 >> i) + f1[1]) >> 1;
1238  f2[1] = ((lpc[2 * i + 1] * 65536 >> i) + f2[1]) >> 1;
1239  }
1240 
1241  /* Convert polynomial coefficients to LPC coefficients */
1242  for (i = 0; i < LPC_ORDER / 2; i++) {
1243  int64_t ff1 = f1[i + 1] + f1[i];
1244  int64_t ff2 = f2[i + 1] - f2[i];
1245 
1246  lpc[i] = av_clipl_int32(((ff1 + ff2) * 8) + (1 << 15)) >> 16;
1247  lpc[LPC_ORDER - i - 1] = av_clipl_int32(((ff1 - ff2) * 8) +
1248  (1 << 15)) >> 16;
1249  }
1250 }
1251 
1252 void ff_g723_1_lsp_interpolate(int16_t *lpc, int16_t *cur_lsp,
1253  int16_t *prev_lsp)
1254 {
1255  int i;
1256  int16_t *lpc_ptr = lpc;
1257 
1258  /* cur_lsp * 0.25 + prev_lsp * 0.75 */
1259  ff_acelp_weighted_vector_sum(lpc, cur_lsp, prev_lsp,
1260  4096, 12288, 1 << 13, 14, LPC_ORDER);
1261  ff_acelp_weighted_vector_sum(lpc + LPC_ORDER, cur_lsp, prev_lsp,
1262  8192, 8192, 1 << 13, 14, LPC_ORDER);
1263  ff_acelp_weighted_vector_sum(lpc + 2 * LPC_ORDER, cur_lsp, prev_lsp,
1264  12288, 4096, 1 << 13, 14, LPC_ORDER);
1265  memcpy(lpc + 3 * LPC_ORDER, cur_lsp, LPC_ORDER * sizeof(*lpc));
1266 
1267  for (i = 0; i < SUBFRAMES; i++) {
1268  lsp2lpc(lpc_ptr);
1269  lpc_ptr += LPC_ORDER;
1270  }
1271 }
1272 
1273 void ff_g723_1_inverse_quant(int16_t *cur_lsp, int16_t *prev_lsp,
1274  uint8_t *lsp_index, int bad_frame)
1275 {
1276  int min_dist, pred;
1277  int i, j, temp, stable;
1278 
1279  /* Check for frame erasure */
1280  if (!bad_frame) {
1281  min_dist = 0x100;
1282  pred = 12288;
1283  } else {
1284  min_dist = 0x200;
1285  pred = 23552;
1286  lsp_index[0] = lsp_index[1] = lsp_index[2] = 0;
1287  }
1288 
1289  /* Get the VQ table entry corresponding to the transmitted index */
1290  cur_lsp[0] = ff_g723_1_lsp_band0[lsp_index[0]][0];
1291  cur_lsp[1] = ff_g723_1_lsp_band0[lsp_index[0]][1];
1292  cur_lsp[2] = ff_g723_1_lsp_band0[lsp_index[0]][2];
1293  cur_lsp[3] = ff_g723_1_lsp_band1[lsp_index[1]][0];
1294  cur_lsp[4] = ff_g723_1_lsp_band1[lsp_index[1]][1];
1295  cur_lsp[5] = ff_g723_1_lsp_band1[lsp_index[1]][2];
1296  cur_lsp[6] = ff_g723_1_lsp_band2[lsp_index[2]][0];
1297  cur_lsp[7] = ff_g723_1_lsp_band2[lsp_index[2]][1];
1298  cur_lsp[8] = ff_g723_1_lsp_band2[lsp_index[2]][2];
1299  cur_lsp[9] = ff_g723_1_lsp_band2[lsp_index[2]][3];
1300 
1301  /* Add predicted vector & DC component to the previously quantized vector */
1302  for (i = 0; i < LPC_ORDER; i++) {
1303  temp = ((prev_lsp[i] - dc_lsp[i]) * pred + (1 << 14)) >> 15;
1304  cur_lsp[i] += dc_lsp[i] + temp;
1305  }
1306 
1307  for (i = 0; i < LPC_ORDER; i++) {
1308  cur_lsp[0] = FFMAX(cur_lsp[0], 0x180);
1309  cur_lsp[LPC_ORDER - 1] = FFMIN(cur_lsp[LPC_ORDER - 1], 0x7e00);
1310 
1311  /* Stability check */
1312  for (j = 1; j < LPC_ORDER; j++) {
1313  temp = min_dist + cur_lsp[j - 1] - cur_lsp[j];
1314  if (temp > 0) {
1315  temp >>= 1;
1316  cur_lsp[j - 1] -= temp;
1317  cur_lsp[j] += temp;
1318  }
1319  }
1320  stable = 1;
1321  for (j = 1; j < LPC_ORDER; j++) {
1322  temp = cur_lsp[j - 1] + min_dist - cur_lsp[j] - 4;
1323  if (temp > 0) {
1324  stable = 0;
1325  break;
1326  }
1327  }
1328  if (stable)
1329  break;
1330  }
1331  if (!stable)
1332  memcpy(cur_lsp, prev_lsp, LPC_ORDER * sizeof(*cur_lsp));
1333 }
ff_g723_1_fixed_cb_gain
const int16_t ff_g723_1_fixed_cb_gain[GAIN_LEVELS]
Definition: g723_1.c:454
acelp_vectors.h
G723_1_Subframe::ad_cb_gain
int ad_cb_gain
Definition: g723_1.h:82
int64_t
long long int64_t
Definition: coverity.c:34
av_log2_16bit
int av_log2_16bit(unsigned v)
Definition: intmath.c:31
Rate
Rate
G723.1 rate values.
Definition: g723_1.h:72
av_sat_dadd32
#define av_sat_dadd32
Definition: common.h:131
b
#define b
Definition: input.c:41
G723_1_Subframe::ad_cb_lag
int ad_cb_lag
adaptive codebook lag
Definition: g723_1.h:81
max
#define max(a, b)
Definition: cuda_runtime.h:33
FFMAX
#define FFMAX(a, b)
Definition: macros.h:47
lsp2lpc
static void lsp2lpc(int16_t *lpc)
Convert LSP frequencies to LPC coefficients.
Definition: g723_1.c:1190
ff_g723_1_inverse_quant
void ff_g723_1_inverse_quant(int16_t *cur_lsp, int16_t *prev_lsp, uint8_t *lsp_index, int bad_frame)
Perform inverse quantization of LSP frequencies.
Definition: g723_1.c:1273
ff_g723_1_normalize_bits
int ff_g723_1_normalize_bits(int num, int width)
Calculate the number of left-shifts required for normalizing the input.
Definition: g723_1.c:1121
ff_g723_1_gen_dirac_train
void ff_g723_1_gen_dirac_train(int16_t *buf, int pitch_lag)
Generate a train of dirac functions with period as pitch lag.
Definition: g723_1.c:1146
GRID_SIZE
#define GRID_SIZE
Definition: g723_1.h:46
PITCH_ORDER
#define PITCH_ORDER
Definition: g723_1.h:45
LSP_CB_SIZE
#define LSP_CB_SIZE
Definition: g723_1.h:42
ff_g723_1_gen_acb_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)
Generate adaptive codebook excitation.
Definition: g723_1.c:1158
width
#define width
bits
uint8_t bits
Definition: vp3data.h:128
ff_g723_1_adaptive_cb_gain170
const int16_t ff_g723_1_adaptive_cb_gain170[170 *20]
Definition: g723_1.c:676
LPC_ORDER
#define LPC_ORDER
Definition: g723_1.h:40
ff_g723_1_lsp_band2
const int16_t ff_g723_1_lsp_band2[LSP_CB_SIZE][4]
Definition: g723_1.c:279
FFABS
#define FFABS(a)
Absolute value, Note, INT_MIN / INT64_MIN result in undefined behavior as they are not representable ...
Definition: common.h:72
ff_g723_1_lsp_interpolate
void ff_g723_1_lsp_interpolate(int16_t *lpc, int16_t *cur_lsp, int16_t *prev_lsp)
Quantize LSP frequencies by interpolation and convert them to the corresponding LPC coefficients.
Definition: g723_1.c:1252
ff_g723_1_get_residual
void ff_g723_1_get_residual(int16_t *residual, int16_t *prev_excitation, int lag)
Get delayed contribution from the previous excitation vector.
Definition: g723_1.c:1132
RATE_6300
@ RATE_6300
Definition: g723_1.h:73
ff_g723_1_dot_product
int ff_g723_1_dot_product(const int16_t *a, const int16_t *b, int length)
Definition: g723_1.c:1126
av_sat_add32
#define av_sat_add32
Definition: common.h:128
ff_g723_1_adaptive_cb_gain85
const int16_t ff_g723_1_adaptive_cb_gain85[85 *20]
Definition: g723_1.c:460
index
int index
Definition: gxfenc.c:89
SUBFRAMES
#define SUBFRAMES
Definition: dcaenc.c:49
ff_g723_1_lsp_band0
const int16_t ff_g723_1_lsp_band0[LSP_CB_SIZE][3]
LSP VQ tables.
Definition: g723_1.c:101
GAIN_LEVELS
#define GAIN_LEVELS
Definition: g723_1.h:48
g723_1.h
av_clipl_int32
#define av_clipl_int32
Definition: common.h:116
celp_math.h
SUBFRAME_LEN
#define SUBFRAME_LEN
Definition: g723_1.h:36
G723_1_Subframe
G723.1 unpacked data subframe.
Definition: g723_1.h:80
a
The reader does not expect b to be semantically here and if the code is changed by maybe adding a a division or other the signedness will almost certainly be mistaken To avoid this confusion a new type was SUINT is the C unsigned type but it holds a signed int to use the same example SUINT a
Definition: undefined.txt:41
PITCH_MAX
#define PITCH_MAX
Definition: g723_1.h:44
offset
it s the only field you need to keep assuming you have a context There is some magic you don t need to care about around this just let it vf offset
Definition: writing_filters.txt:86
i
#define i(width, name, range_min, range_max)
Definition: cbs_h2645.c:255
ff_dot_product
int64_t ff_dot_product(const int16_t *a, const int16_t *b, int length)
Calculate the dot product of 2 int16_t vectors.
Definition: celp_math.c:99
ff_g723_1_scale_vector
int ff_g723_1_scale_vector(int16_t *dst, const int16_t *vector, int length)
Scale vector contents based on the largest of their absolutes.
Definition: g723_1.c:1104
common.h
FFMIN
#define FFMIN(a, b)
Definition: macros.h:49
ff_g723_1_combinatorial_table
const int32_t ff_g723_1_combinatorial_table[PULSE_MAX][SUBFRAME_LEN/GRID_SIZE]
Used for the coding/decoding of the pulses positions for the MP-MLQ codebook.
Definition: g723_1.c:410
pred
static const float pred[4]
Definition: siprdata.h:259
ff_g723_1_lsp_band1
const int16_t ff_g723_1_lsp_band1[LSP_CB_SIZE][3]
Definition: g723_1.c:190
dc_lsp
static const int16_t dc_lsp[LPC_ORDER]
LSP DC component.
Definition: g723_1.h:227
temp
else temp
Definition: vf_mcdeint.c:263
PULSE_MAX
#define PULSE_MAX
Definition: dss_sp.c:32
ff_acelp_weighted_vector_sum
void ff_acelp_weighted_vector_sum(int16_t *out, const int16_t *in_a, const int16_t *in_b, int16_t weight_coeff_a, int16_t weight_coeff_b, int16_t rounder, int shift, int length)
weighted sum of two vectors with rounding.
Definition: acelp_vectors.c:162
ff_g723_1_cos_tab
const int16_t ff_g723_1_cos_tab[COS_TBL_SIZE+1]
Definition: g723_1.c:33
int32_t
int32_t
Definition: audioconvert.c:56
MULL2
#define MULL2(a, b)
Bitexact implementation of 2ab scaled by 1/2^16.
Definition: g723_1.h:57
av_log2
int av_log2(unsigned v)
Definition: intmath.c:26
COS_TBL_SIZE
#define COS_TBL_SIZE
Definition: g723_1.h:49
intmath.h
Generated on Thu Sep 26 2024 23:14:57 for FFmpeg by   doxygen 1.8.17