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5
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1 /*
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2 * SpanDSP - a series of DSP components for telephony
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3 *
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4 * g168models.h - line models for echo cancellation tests against the G.168
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5 * spec.
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6 *
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7 * Written by Steve Underwood <steveu@coppice.org>
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8 *
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9 * Copyright (C) 2001 Steve Underwood
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10 *
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11 * All rights reserved.
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12 *
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13 * This program is free software; you can redistribute it and/or modify
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14 * it under the terms of the GNU General Public License version 2, as
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15 * published by the Free Software Foundation.
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16 *
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17 * This program is distributed in the hope that it will be useful,
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18 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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19 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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20 * GNU General Public License for more details.
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21 *
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22 * You should have received a copy of the GNU General Public License
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23 * along with this program; if not, write to the Free Software
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24 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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25 *
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26 * $Id: g168models.h,v 1.5 2006/10/24 13:45:28 steveu Exp $
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27 */
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28
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29 /*! \file */
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30
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31 #if !defined(_G168MODELS_H_)
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32 #define _G168MODELS_H_
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33
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34 /*! \page g168_test_data_page The test data from the G.168 specification
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35 */
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36
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37 /*!
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38 The line model from section D.2 of G.168.
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39
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40 These are the coefficients for the line simulation model defined in
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41 section D.2 of G.168. It may be used with the fir32_xxx
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42 routines to build a line simulator.
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43 */
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44 const int32_t line_model_d2_coeffs[] =
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45 {
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46 -436, -829, -2797, -4208, -17968, -11215, 46150, 34480,
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47 -10427, 9049, -1309, -6320, 390, -8191, -1751, -6051,
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48 -3796, -4055, -3948, -2557, -3372, -1808, -2259, -1300,
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49 -1098, -618, -340, -61, 323, 419, 745, 716,
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50 946, 880, 1014, 976, 1033, 1091, 1053, 1042,
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51 794, 831, 899, 716, 390, 313, 304, 304,
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52 73, -119, -109, -176, -359, -407, -512, -580,
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53 -704, -618, -685, -791, -772, -820, -839, -724
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54 };
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55
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56 /*!
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57 The line model from section D.3 of G.168.
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58
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59 These are the coefficients for the line simulation model defined in
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60 section D.3 of G.168. It may be used with the fir32_xxx
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61 routines to build a line simulator.
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62 */
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63 const int32_t line_model_d3_coeffs[] =
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64 {
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65 -381, 658, 1730, -51, -3511, -1418, 7660, 8861,
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66 -8106, -21370, -5307, 23064, 24020, 1020, -12374, -16296,
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67 -19524, -7480, 13509, 17115, 13952, 13952, 97, -9326,
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68 -9046, -15208, -9853, -3858, -1979, 6029, 5616, 7214,
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69 6820, 3935, 3919, 921, 1316, -693, -759, -1517,
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70 -2176, -2028, -2654, -1814, -2077, -1468, -1221, -842,
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71 -463, -298, -68, 64, 493, 723, 789, 954,
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72 756, 839, 872, 1020, 789, 822, 558, 658,
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73 476, 377, 377, 262, 97, -68, -183, -232,
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74 -331, -347, -430, -314, -430, -463, -463, -414,
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75 -381, -479, -479, -512, -479, -397, -430, -397,
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76 -298, -265, -249, -216, -249, -265, -166, -232
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77 };
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78
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79 /*!
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80 The line model from section D.4 of G.168.
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81
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82 These are the coefficients for the line simulation model defined in
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83 section D.4 of G.168. It may be used with the fir32_xxx
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84 routines to build a line simulator.
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85 */
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86 const int32_t line_model_d4_coeffs[] =
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87 {
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88 -448, -436, 2230, 2448, -4178, -7050, 5846, 18581,
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89 2322, -26261, -16249, 21637, 25649, -2267, -10311, -4693,
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90 -12690, -7428, 14164, 13467, 4438, 8627, 456, -11879,
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91 -6352, -5104, -7496, 3271, 6566, 4277, 11131, 7562,
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92 1475, 3728, -3525, -7301, -3101, -9269, -6146, -2553,
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93 -6272, 811, 124, 788, 5147, 2172, 5387, 4598,
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94 3535, 4004, 2311, 2150, 1017, 330, -139, -573,
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95 -1100, -1157, -1180, -1455, -1123, -1386, -1123, -1066,
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96 -1020, -1100, -1008, -1077, -1088, -917, -917, -963,
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97 -814, -871, -734, -642, -562, -356, -379, -345,
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98 -230, -233, -333, -356, -390, -310, -265, -368,
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99 -310, -310, -390, -482, -459, -482, -551, -573
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100 };
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101
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102 /*!
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103 The line model from section D.5 of G.168.
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104
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105 These are the coefficients for the line simulation model defined in
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106 section D.5 of G.168. It may be used with the fir32_xxx
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107 routines to build a line simulator.
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108 */
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109 const int32_t line_model_d5_coeffs[] =
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110 {
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111 160, 312, -241, -415, 897, 908, -1326, -1499,
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112 2405, 3347, -3624, -7733, 4041, 14484, -1477, -21739,
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113 -4470, 25356, 11458, -19696, -11800, 5766, 789, 6633,
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114 14624, -6975, -17156, -187, 149, 1515, 14907, 4345,
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115 -7128, -2757, -10185, -7083, 6850, 3944, 6969, 8694,
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116 -4068, -3852, -5793, -9371, 453, 1060, 3965, 9463,
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117 2393, 2784, -892, -7366, -3376, -5847, -2399, 3011,
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118 1537, 6623, 4205, 1602, 1592, -4752, -3646, -5207,
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119 -5577, -501, -1174, 4041, 5647, 4628, 7252, 2123,
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120 2654, -881, -4113, -3244, -7289, -3830, -4600, -2508,
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121 431, -144, 4184, 2372, 4617, 3576, 2382, 2839,
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122 -404, 539, -1803, -1401, -1705, -2269, -783, -1608,
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123 -220, -306, 257, 615, 225, 561, 8, 344,
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124 127, -57, 182, 41, 203, -111, 95, -79,
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125 30, 84, -13, -68, -241, -68, -24, 19,
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126 -57, -24, 30, -68, 84, -155, -68, 19
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127 };
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128
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129 /*!
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130 The line model from section D.6 of G.168.
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131
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132 These are the coefficients for the line simulation model defined in
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133 section D.6 of G.168. It may be used with the fir32_xxx
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134 routines to build a line simulator.
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135 */
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136 const int32_t line_model_d6_coeffs[] =
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137 {
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138 293, 268, 475, 460, 517, 704, 581, 879,
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139 573, 896, 604, 787, 561, 538, 440, 97,
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140 265, -385, 20, -938, -523, -1438, -1134, -1887,
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141 -1727, -1698, -4266, -22548, -43424, 2743, 25897, 7380,
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142 21499, 11983, 10400, 11667, 3889, 7241, 925, 2018,
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143 -821, -2068, -2236, -4283, -3406, -5022, -4039, -4842,
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144 -4104, -4089, -3582, -2978, -2734, -1805, -1608, -645,
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145 -495, 279, 471, 947, 1186, 1438, 1669, 1640,
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146 1901, 1687, 1803, 1543, 1566, 1342, 1163, 963,
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147 733, 665, 323, 221, -14, -107, -279, -379,
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148 -468, -513, -473, -588, -612, -652, -616, -566,
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149 -515, -485, -404, -344, -290, -202, -180, -123
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150 };
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151
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152 /*!
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153 The line model from section D.7 of G.168.
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154
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155 These are the coefficients for the line simulation model defined in
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156 section D.8 of G.168. It may be used with the fir32_xxx
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157 routines to build a line simulator.
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158 */
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159 const int32_t line_model_d7_coeffs[] =
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160 {
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161 29, 109, -83, 198, -294, -135, -415, -202,
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162 -444, -337, -313, -450, -105, -503, 145, -490,
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163 267, -231, 340, 77, 343, 783, 158, 1341,
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164 195, 1798, 344, 1845, 629, 1604, 1182, 940,
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165 5163, 19522, 8421, -50953, -9043, 18046, -13553, 13336,
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166 -3471, -107, 1788, -7409, 2469, -7994, 490, -3860,
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167 -837, 490, -636, 3682, 1141, 5019, 2635, 5025,
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168 3946, 4414, 4026, 3005, 3380, 1616, 2007, 158,
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169 388, -1198, -1117, -2134, -2547, -2589, -3310, -2778,
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170 -3427, -2779, -3116, -2502, -2399, -1956, -1539, -1239,
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171 -570, -377, 251, 331, 964, 1177, 1449, 1564,
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172 1724, 1871, 1767, 1802, 1630, 1632, 1379, 1271,
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173 1063, 856, 711, 482, 289, 54, -137, -321,
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174 -490, -638, -764, -836, -800, -859, -838, -837,
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175 -834, -740, -673, -581, -493, -436, -327, -201
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176 };
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177
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178 /*!
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179 The line model from section D.8 of G.168.
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180
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181 These are the coefficients for the line simulation model defined in
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182 section D.8 of G.168. It may be used with the fir32_xxx
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183 routines to build a line simulator.
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184 */
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185 const int32_t line_model_d8_coeffs[] =
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186 {
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187 258, -111, 337, -319, 347, -434, 192, -450,
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188 -108, -343, -596, -177, -1187, -52, -1781, -147,
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189 -1959, -326, -1601, -1389, -13620, -720, 33818, -10683,
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190 -6742, 12489, -9862, 8950, -1574, 758, 3526, -3118,
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191 2421, -8966, -4901, 11385, 18072, -14410, -7473, 19836,
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192 -16854, -3115, 9483, -17799, 7399, -4342, -7415, 7929,
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193 -10726, 6239, -2526, -1317, 5345, -4565, 6868, -2195,
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194 3425, 1969, -109, 3963, -1275, 3087, -892, 1239,
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195 2, -427, 596, -1184, 551, -1244, 141, -743,
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196 -415, -372, -769, -183, -785, -270, -659, -377,
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197 -523, -325, -245, -255, -60, 35, 218, 149,
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198 340, 233, 365, 303, 251, 230, 209, 179
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199 };
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200
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201 /*!
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202 The line model from section D.9 of G.168.
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203
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204 These are the coefficients for the line simulation model defined in
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205 section D.9 of G.168. It may be used with the fir32_xxx
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206 routines to build a line simulator.
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207 */
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208 const int32_t line_model_d9_coeffs[] =
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209 {
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210 80, 31, 4, 42, 42, -61, -81, -64,
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211 121, -102, -26, 1002, -9250, -22562, 39321, 35681,
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212 -35289, 25312, -1457, -229, 15659, -6786, 16791, 3860,
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213 2239, -28730, -11885, 33871, -176, -16421, 18173, -9669,
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214 -10163, 9941, -19365, 3592, -5907, -10257, 5336, -12933,
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215 4348, -4802, -1791, 3035, -4433, 5553, -2596, 3992,
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216 1255, 1450, 4079, 324, 4340, 1059, 3083, 1917,
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217 1756, 2478, 1027, 1871, 845, 1284, 813, 806,
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218 869, 471, 646, 438, 449, 432, 473, 394,
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219 452, 538, 717, 723, 850, 756, 753, 899,
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220 555, 669, 619, 500, 650, 615, 516, 492,
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221 427, 291, 356, 147, 107, -50, -88, -59,
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222 -238, -165, -183
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223 };
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224
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225 /*!
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226 The filter coefficients for the bandpass filter specified for level measurements
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227 in G.168.
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228 */
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229 const float level_measurement_bp_coeffs[] =
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230 {
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231 0.0000, 0.0006, 0.0005, 0.0004, 0.0011,
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232 0.0000, 0.0015, -0.0003, 0.0012, -0.0002,
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233 0.0000, 0.0002, -0.0020, 0.0005, -0.0040,
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234 0.0000, -0.0047, -0.0019, -0.0033, -0.0047,
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235 0.0000, -0.0068, 0.0036, -0.0057, 0.0054,
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236 0.0000, 0.0044, 0.0095, 0.0017, 0.0188,
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237 0.0000, 0.0225, 0.0024, 0.0163, 0.0092,
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238 0.0000, 0.0164, -0.0210, 0.0161, -0.0375,
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239 0.0000, -0.0406, -0.0357, -0.0267, -0.0871,
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240 0.0000, -0.1420, 0.0289, -0.1843, 0.0475,
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241 0.8006, 0.0475, -0.1843, 0.0289, -0.1420,
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242 0.0000, -0.0871, -0.0267, -0.0357, -0.0406,
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243 0.0000, -0.0375, 0.0161, -0.0210, 0.0164,
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244 0.0000, 0.0092, 0.0163, 0.0024, 0.0225,
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245 0.0000, 0.0188, 0.0017, 0.0095, 0.0044,
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246 0.0000, 0.0054, -0.0057, 0.0036, -0.0068,
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247 0.0000, -0.0047, -0.0033, -0.0019, -0.0047,
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248 0.0000, -0.0040, 0.0005, -0.0020, 0.0002,
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249 0.0000, -0.0002, 0.0012, -0.0003, 0.0015,
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250 0.0000, 0.0011, 0.0004, 0.0005, 0.0006,
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251 0.0000
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252 };
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253
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254 /*!
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255 The composite source signal "voiced" section from section C.1 of G.168.
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256 */
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257 const int css_c1[] =
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258 {
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259 -155, 276, 517, 578, 491, 302, 86, -103,
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260 -207, -198, 60, 190, 543, 948, 1362, 1741,
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261 2043, 2276, 2422, 2500, 2552, 2595, 2655, 2758,
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262 2896, 3060, 3224, 3370, 3500, 3569, 3603, 3603,
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263 3595, 3586, 3595, 3638, 3724, 3819, 3922, 4000,
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264 4043, 4034, 3974, 3862, 3724, 3577, 3439, 3336,
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265 3267, 3224, 3198, 3172, 3129, 3043, 2914, 2750,
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266 2560, 2353, 2155, 1991, 1853, 1750, 1672, 1603,
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267 1534, 1440, 1310, 1146, 965, 776, 603, 448,
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268 345, 276, 250, 250, 267, 267, 241, 190,
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269 103, -9, -138, -267, -388, -491, -569, -638,
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270 -698, -759, -813, -888, -957, -1034, -1103, -1146,
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271 -1181, -1190, -1198, -1215, -1259, -1327, -1457, -1629,
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272 -1853, -2121, -2414, -2707, -3017, -3319, -3612, -3913,
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273 -4224, -4560, -4922, -5301, -5715, -6137, -6560, -6948,
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274 -7301, -7568, -7732, -7758, -7620, -7310, -6810, -6155,
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275 -5344, -4439, -3474, -2508, -1595, -802
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276 };
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277
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278 /*!
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279 The composite source signal "voiced" section from section C.3 of G.168.
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280 */
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281 const int css_c3[] =
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282 {
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283 -198, -112, -9, 103, 233, 388, 543, 724,
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284 896, 1060, 1233, 1388, 1517, 1638, 1747, 1810,
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285 1845, 1845, 1802, 1707, 1569, 1379, 1146, 871,
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286 560, 233, -121, -491, -871, -1250, -1638, -2043,
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287 -2465, -2896, -3345, -3819, -4310, -4810, -5319, -5836,
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288 -6353, -6853, -7353, -7836, -8292, -8715, -9077, -9370,
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289 -9542, -9542, -9361, -8956, -8327, -7465, -6396, -5163,
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290 -3827, -2448, -1103, 155, 1293, 2241, 3034, 3655,
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291 4138, 4517, 4827, 5094, 5344, 5594, 5827, 6043,
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292 6215, 6344, 6413, 6422, 6379, 6310, 6215, 6120,
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293 6051, 6000, 5991, 5991, 6000, 6008, 5991, 5939,
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294 5853, 5715, 5560, 5387, 5215, 5043, 4879, 4732,
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295 4586, 4439, 4276, 4086, 3870, 3629, 3370, 3086,
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296 2801, 2534, 2267, 2034, 1819, 1612, 1422, 1224,
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297 1026, 819, 603, 388, 181, 9, -181, -328,
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298 -448, -543, -629, -707, -784, -871, -948, -1026,
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299 -1112, -1181, -1241, -1276, -1293, -1302, -1293, -1267,
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300 -1250, -1233, -1224, -1224, -1224, -1224, -1215, -1198,
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301 -1172, -1129, -1077, -1026, -974, -922, -888, -871,
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302 -845, -828, -810, -793, -767, -741, -698, -672,
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303 -638, -603, -595, -586, -595, -603, -621, -629,
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304 -938, -638, -638, -638, -638, -638, -647, -664,
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305 -690, -724, -767, -793, -819, -845, -853, -871,
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306 -879, -888, -896, -922, -948, -974, -1009, -1026,
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307 -1052, -1069, -1077, -1069, -1060, -1060, -1052, -1043,
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308 -1043, -1052, -1060, -1060, -1060, -1052, -1034, -1017,
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309 -991, -957, -931, -905, -888, -862, -845, -819,
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310 -793, -767, -724, -672, -621, -560, -509, -457,
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311 -397, -345, -276, -207, -112
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312 };
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313
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314 /*!
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315 From section 6.4.2.7 of G.168 - Test No. 6 Non-divergence on narrow-band signals.
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316 These tones and tone pairs are each applied for 5 seconds.
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317 */
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318 const int tones_6_4_2_7[][2] =
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319 {
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320 { 697, 0},
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321 { 941, 0},
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322 {1336, 0},
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323 {1633, 0},
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324 { 697, 1209},
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325 { 770, 1336},
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326 { 852, 1477},
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327 { 941, 1633},
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328 { 0, 0}
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329 };
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330
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331 #endif
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332 /*- End of file ------------------------------------------------------------*/
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