/usr/include/spandsp/g168models.h is in libspandsp-dev 0.0.6-2+b2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 | /*
* SpanDSP - a series of DSP components for telephony
*
* g168models.h - line models for echo cancellation tests against the G.168
* spec.
*
* Written by Steve Underwood <steveu@coppice.org>
*
* Copyright (C) 2001 Steve Underwood
*
* All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License version 2.1,
* as published by the Free Software Foundation.
*
* This program 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 this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
/*! \file */
#if !defined(_SPANDSP_G168MODELS_H_)
#define _SPANDSP_G168MODELS_H_
/*! \page g168_test_data_page The test data from the G.168 specification
*/
/*!
The line model from section D.2 of G.168.
These are the coefficients for the line simulation model defined in
section D.2 of G.168. It may be used with the fir32_xxx
routines to build a line simulator.
*/
const int32_t line_model_d2_coeffs[] =
{
-436, -829, -2797, -4208, -17968, -11215, 46150, 34480,
-10427, 9049, -1309, -6320, 390, -8191, -1751, -6051,
-3796, -4055, -3948, -2557, -3372, -1808, -2259, -1300,
-1098, -618, -340, -61, 323, 419, 745, 716,
946, 880, 1014, 976, 1033, 1091, 1053, 1042,
794, 831, 899, 716, 390, 313, 304, 304,
73, -119, -109, -176, -359, -407, -512, -580,
-704, -618, -685, -791, -772, -820, -839, -724
};
#define LINE_MODEL_D2_GAIN 1.39E-5f
/*!
The line model from section D.3 of G.168.
These are the coefficients for the line simulation model defined in
section D.3 of G.168. It may be used with the fir32_xxx
routines to build a line simulator.
*/
const int32_t line_model_d3_coeffs[] =
{
-381, 658, 1730, -51, -3511, -1418, 7660, 8861,
-8106, -21370, -5307, 23064, 24020, 1020, -12374, -16296,
-19524, -7480, 13509, 17115, 13952, 13952, 97, -9326,
-9046, -15208, -9853, -3858, -1979, 6029, 5616, 7214,
6820, 3935, 3919, 921, 1316, -693, -759, -1517,
-2176, -2028, -2654, -1814, -2077, -1468, -1221, -842,
-463, -298, -68, 64, 493, 723, 789, 954,
756, 839, 872, 1020, 789, 822, 558, 658,
476, 377, 377, 262, 97, -68, -183, -232,
-331, -347, -430, -314, -430, -463, -463, -414,
-381, -479, -479, -512, -479, -397, -430, -397,
-298, -265, -249, -216, -249, -265, -166, -232
};
#define LINE_MODEL_D3_GAIN 1.44E-5f
/*!
The line model from section D.4 of G.168.
These are the coefficients for the line simulation model defined in
section D.4 of G.168. It may be used with the fir32_xxx
routines to build a line simulator.
*/
const int32_t line_model_d4_coeffs[] =
{
-448, -436, 2230, 2448, -4178, -7050, 5846, 18581,
2322, -26261, -16249, 21637, 25649, -2267, -10311, -4693,
-12690, -7428, 14164, 13467, 4438, 8627, 456, -11879,
-6352, -5104, -7496, 3271, 6566, 4277, 11131, 7562,
1475, 3728, -3525, -7301, -3101, -9269, -6146, -2553,
-6272, 811, 124, 788, 5147, 2172, 5387, 4598,
3535, 4004, 2311, 2150, 1017, 330, -139, -573,
-1100, -1157, -1180, -1455, -1123, -1386, -1123, -1066,
-1020, -1100, -1008, -1077, -1088, -917, -917, -963,
-814, -871, -734, -642, -562, -356, -379, -345,
-230, -233, -333, -356, -390, -310, -265, -368,
-310, -310, -390, -482, -459, -482, -551, -573
};
#define LINE_MODEL_D4_GAIN 1.52E-5f
/*!
The line model from section D.5 of G.168.
These are the coefficients for the line simulation model defined in
section D.5 of G.168. It may be used with the fir32_xxx
routines to build a line simulator.
*/
const int32_t line_model_d5_coeffs[] =
{
160, 312, -241, -415, 897, 908, -1326, -1499,
2405, 3347, -3624, -7733, 4041, 14484, -1477, -21739,
-4470, 25356, 11458, -19696, -11800, 5766, 789, 6633,
14624, -6975, -17156, -187, 149, 1515, 14907, 4345,
-7128, -2757, -10185, -7083, 6850, 3944, 6969, 8694,
-4068, -3852, -5793, -9371, 453, 1060, 3965, 9463,
2393, 2784, -892, -7366, -3376, -5847, -2399, 3011,
1537, 6623, 4205, 1602, 1592, -4752, -3646, -5207,
-5577, -501, -1174, 4041, 5647, 4628, 7252, 2123,
2654, -881, -4113, -3244, -7289, -3830, -4600, -2508,
431, -144, 4184, 2372, 4617, 3576, 2382, 2839,
-404, 539, -1803, -1401, -1705, -2269, -783, -1608,
-220, -306, 257, 615, 225, 561, 8, 344,
127, -57, 182, 41, 203, -111, 95, -79,
30, 84, -13, -68, -241, -68, -24, 19,
-57, -24, 30, -68, 84, -155, -68, 19
};
#define LINE_MODEL_D5_GAIN 1.77E-5f
/*!
The line model from section D.6 of G.168.
These are the coefficients for the line simulation model defined in
section D.6 of G.168. It may be used with the fir32_xxx
routines to build a line simulator.
*/
const int32_t line_model_d6_coeffs[] =
{
293, 268, 475, 460, 517, 704, 581, 879,
573, 896, 604, 787, 561, 538, 440, 97,
265, -385, 20, -938, -523, -1438, -1134, -1887,
-1727, -1698, -4266, -22548, -43424, 2743, 25897, 7380,
21499, 11983, 10400, 11667, 3889, 7241, 925, 2018,
-821, -2068, -2236, -4283, -3406, -5022, -4039, -4842,
-4104, -4089, -3582, -2978, -2734, -1805, -1608, -645,
-495, 279, 471, 947, 1186, 1438, 1669, 1640,
1901, 1687, 1803, 1543, 1566, 1342, 1163, 963,
733, 665, 323, 221, -14, -107, -279, -379,
-468, -513, -473, -588, -612, -652, -616, -566,
-515, -485, -404, -344, -290, -202, -180, -123
};
#define LINE_MODEL_D6_GAIN 9.33E-6f
/*!
The line model from section D.7 of G.168.
These are the coefficients for the line simulation model defined in
section D.8 of G.168. It may be used with the fir32_xxx
routines to build a line simulator.
*/
const int32_t line_model_d7_coeffs[] =
{
29, 109, -83, 198, -294, -135, -415, -202,
-444, -337, -313, -450, -105, -503, 145, -490,
267, -231, 340, 77, 343, 783, 158, 1341,
195, 1798, 344, 1845, 629, 1604, 1182, 940,
5163, 19522, 8421, -50953, -9043, 18046, -13553, 13336,
-3471, -107, 1788, -7409, 2469, -7994, 490, -3860,
-837, 490, -636, 3682, 1141, 5019, 2635, 5025,
3946, 4414, 4026, 3005, 3380, 1616, 2007, 158,
388, -1198, -1117, -2134, -2547, -2589, -3310, -2778,
-3427, -2779, -3116, -2502, -2399, -1956, -1539, -1239,
-570, -377, 251, 331, 964, 1177, 1449, 1564,
1724, 1871, 1767, 1802, 1630, 1632, 1379, 1271,
1063, 856, 711, 482, 289, 54, -137, -321,
-490, -638, -764, -836, -800, -859, -838, -837,
-834, -740, -673, -581, -493, -436, -327, -201
};
#define LINE_MODEL_D7_GAIN 1.51E-5f
/*!
The line model from section D.8 of G.168.
These are the coefficients for the line simulation model defined in
section D.8 of G.168. It may be used with the fir32_xxx
routines to build a line simulator.
*/
const int32_t line_model_d8_coeffs[] =
{
258, -111, 337, -319, 347, -434, 192, -450,
-108, -343, -596, -177, -1187, -52, -1781, -147,
-1959, -326, -1601, -1389, -13620, -720, 33818, -10683,
-6742, 12489, -9862, 8950, -1574, 758, 3526, -3118,
2421, -8966, -4901, 11385, 18072, -14410, -7473, 19836,
-16854, -3115, 9483, -17799, 7399, -4342, -7415, 7929,
-10726, 6239, -2526, -1317, 5345, -4565, 6868, -2195,
3425, 1969, -109, 3963, -1275, 3087, -892, 1239,
2, -427, 596, -1184, 551, -1244, 141, -743,
-415, -372, -769, -183, -785, -270, -659, -377,
-523, -325, -245, -255, -60, 35, 218, 149,
340, 233, 365, 303, 251, 230, 209, 179
};
#define LINE_MODEL_D8_GAIN 2.33E-5f
/*!
The line model from section D.9 of G.168.
These are the coefficients for the line simulation model defined in
section D.9 of G.168. It may be used with the fir32_xxx
routines to build a line simulator.
*/
const int32_t line_model_d9_coeffs[] =
{
80, 31, 4, 42, 42, -61, -81, -64,
-121, -102, -26, 1002, -9250, -22562, 39321, 35681,
-35289, 25312, -1457, -229, 15659, -6786, 16791, 3860,
2239, -28730, -11885, 33871, -176, -16421, 18173, -9669,
-10163, 9941, -19365, 3592, -5907, -10257, 5336, -12933,
4348, -4802, -1791, 3035, -4433, 5553, -2596, 3992,
1255, 1450, 4079, 324, 4340, 1059, 3083, 1917,
1756, 2478, 1027, 1871, 845, 1284, 813, 806,
869, 471, 646, 438, 449, 432, 473, 394,
452, 538, 717, 723, 850, 756, 753, 899,
555, 669, 619, 500, 650, 615, 516, 492,
427, 291, 356, 147, 107, -50, -88, -59,
-238, -165, -183
};
#define LINE_MODEL_D9_GAIN 1.33E-5f
/*!
The filter coefficients for the bandpass filter specified for level measurements
in section 6.4.1.2.1 of G.168.
*/
const float level_measurement_bp_coeffs[] =
{
0.0000, 0.0006, 0.0005, 0.0004, 0.0011,
0.0000, 0.0015, -0.0003, 0.0012, -0.0002,
0.0000, 0.0002, -0.0020, 0.0005, -0.0040,
0.0000, -0.0047, -0.0019, -0.0033, -0.0047,
0.0000, -0.0068, 0.0036, -0.0057, 0.0054,
0.0000, 0.0044, 0.0095, 0.0017, 0.0188,
0.0000, 0.0225, 0.0024, 0.0163, 0.0092,
0.0000, 0.0164, -0.0210, 0.0161, -0.0375,
0.0000, -0.0406, -0.0357, -0.0267, -0.0871,
0.0000, -0.1420, 0.0289, -0.1843, 0.0475,
0.8006, 0.0475, -0.1843, 0.0289, -0.1420,
0.0000, -0.0871, -0.0267, -0.0357, -0.0406,
0.0000, -0.0375, 0.0161, -0.0210, 0.0164,
0.0000, 0.0092, 0.0163, 0.0024, 0.0225,
0.0000, 0.0188, 0.0017, 0.0095, 0.0044,
0.0000, 0.0054, -0.0057, 0.0036, -0.0068,
0.0000, -0.0047, -0.0033, -0.0019, -0.0047,
0.0000, -0.0040, 0.0005, -0.0020, 0.0002,
0.0000, -0.0002, 0.0012, -0.0003, 0.0015,
0.0000, 0.0011, 0.0004, 0.0005, 0.0006,
0.0000
};
/*!
The composite source signal "voiced" section from table C.1 of G.168.
*/
const int css_c1[] =
{
-155, 276, 517, 578, 491, 302, 86, -103,
-207, -198, 60, 190, 543, 948, 1362, 1741,
2043, 2276, 2422, 2500, 2552, 2595, 2655, 2758,
2896, 3060, 3224, 3370, 3500, 3569, 3603, 3603,
3595, 3586, 3595, 3638, 3724, 3819, 3922, 4000,
4043, 4034, 3974, 3862, 3724, 3577, 3439, 3336,
3267, 3224, 3198, 3172, 3129, 3043, 2914, 2750,
2560, 2353, 2155, 1991, 1853, 1750, 1672, 1603,
1534, 1440, 1310, 1146, 965, 776, 603, 448,
345, 276, 250, 250, 267, 267, 241, 190,
103, -9, -138, -267, -388, -491, -569, -638,
-698, -759, -813, -888, -957, -1034, -1103, -1146,
-1181, -1190, -1198, -1215, -1259, -1327, -1457, -1629,
-1853, -2121, -2414, -2707, -3017, -3319, -3612, -3913,
-4224, -4560, -4922, -5301, -5715, -6137, -6560, -6948,
-7301, -7568, -7732, -7758, -7620, -7310, -6810, -6155,
-5344, -4439, -3474, -2508, -1595, -802
};
/*!
The composite source signal "voiced" section from table C.3 of G.168.
*/
const int css_c3[] =
{
-198, -112, -9, 103, 233, 388, 543, 724,
896, 1060, 1233, 1388, 1517, 1638, 1747, 1810,
1845, 1845, 1802, 1707, 1569, 1379, 1146, 871,
560, 233, -121, -491, -871, -1250, -1638, -2043,
-2465, -2896, -3345, -3819, -4310, -4810, -5319, -5836,
-6353, -6853, -7353, -7836, -8292, -8715, -9077, -9370,
-9542, -9542, -9361, -8956, -8327, -7465, -6396, -5163,
-3827, -2448, -1103, 155, 1293, 2241, 3034, 3655,
4138, 4517, 4827, 5094, 5344, 5594, 5827, 6043,
6215, 6344, 6413, 6422, 6379, 6310, 6215, 6120,
6051, 6000, 5991, 5991, 6000, 6008, 5991, 5939,
5853, 5715, 5560, 5387, 5215, 5043, 4879, 4732,
4586, 4439, 4276, 4086, 3870, 3629, 3370, 3086,
2801, 2534, 2267, 2034, 1819, 1612, 1422, 1224,
1026, 819, 603, 388, 181, 9, -181, -328,
-448, -543, -629, -707, -784, -871, -948, -1026,
-1112, -1181, -1241, -1276, -1293, -1302, -1293, -1267,
-1250, -1233, -1224, -1224, -1224, -1224, -1215, -1198,
-1172, -1129, -1077, -1026, -974, -922, -888, -871,
-845, -828, -810, -793, -767, -741, -698, -672,
-638, -603, -595, -586, -595, -603, -621, -629,
-938, -638, -638, -638, -638, -638, -647, -664,
-690, -724, -767, -793, -819, -845, -853, -871,
-879, -888, -896, -922, -948, -974, -1009, -1026,
-1052, -1069, -1077, -1069, -1060, -1060, -1052, -1043,
-1043, -1052, -1060, -1060, -1060, -1052, -1034, -1017,
-991, -957, -931, -905, -888, -862, -845, -819,
-793, -767, -724, -672, -621, -560, -509, -457,
-397, -345, -276, -207, -112
};
/*!
From section 6.4.2.7 of G.168 - Test No. 6 Non-divergence on narrow-band signals.
These tones and tone pairs are each applied for 5 seconds.
*/
const int tones_6_4_2_7[][2] =
{
{ 697, 0},
{ 941, 0},
{1336, 0},
{1633, 0},
{ 697, 1209},
{ 770, 1336},
{ 852, 1477},
{ 941, 1633},
{ 0, 0}
};
#endif
/*- End of file ------------------------------------------------------------*/
|