1 | //roardtmf.c: |
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2 | |
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3 | /* |
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4 | * Copyright (C) Philipp 'ph3-der-loewe' Schafft - 2008-2012 |
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5 | * |
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6 | * This file is part of roarclients a part of RoarAudio, |
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7 | * a cross-platform sound system for both, home and professional use. |
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8 | * See README for details. |
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9 | * |
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10 | * This file is free software; you can redistribute it and/or modify |
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11 | * it under the terms of the GNU General Public License version 3 |
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12 | * as published by the Free Software Foundation. |
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13 | * |
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14 | * RoarAudio is distributed in the hope that it will be useful, |
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15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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17 | * GNU General Public License for more details. |
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18 | * |
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19 | * You should have received a copy of the GNU General Public License |
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20 | * along with this software; see the file COPYING. If not, write to |
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21 | * the Free Software Foundation, 51 Franklin Street, Fifth Floor, |
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22 | * Boston, MA 02110-1301, USA. |
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23 | * |
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24 | */ |
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25 | |
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26 | #include <roaraudio.h> |
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27 | #include <libroardsp/libroardsp.h> |
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28 | |
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29 | #ifdef ROAR_HAVE_LIBM |
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30 | #include <math.h> |
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31 | |
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32 | // in ms: |
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33 | #if 0 |
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34 | #define ON_TIME (180) |
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35 | #define OFF_TIME ( 80) |
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36 | #else |
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37 | #define ON_TIME (180) |
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38 | #define OFF_TIME ( 80) |
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39 | #endif |
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40 | #define SUM_TIME (ON_TIME+OFF_TIME) |
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41 | |
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42 | void usage (void) { |
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43 | printf("roardtmf [OPTIONS]... PHONE NUMBER\n"); |
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44 | |
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45 | printf("\nOptions:\n\n"); |
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46 | |
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47 | printf(" --server SERVER - Set server hostname\n" |
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48 | " --rate -R RATE - Set sample rate\n" |
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49 | " --help - Show this help\n" |
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50 | " --mode-dtmf - Use standard DTMF (default)\n" |
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51 | " --mode-roar - Use RoarAudio extended DTMF\n" |
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52 | ); |
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53 | |
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54 | } |
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55 | |
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56 | int main (int argc, char * argv[]) { |
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57 | enum { |
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58 | MODE_DTMF, |
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59 | MODE_ROAR |
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60 | } mode = MODE_DTMF; |
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61 | int rate = ROAR_RATE_DEFAULT; |
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62 | const char * server = NULL; |
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63 | const char * k; |
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64 | int i; |
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65 | const char * name = "roardtmf"; |
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66 | roar_vs_t * vss = NULL; |
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67 | const char * tones = NULL; |
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68 | void * buf; |
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69 | size_t len_break; |
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70 | size_t len_tone; |
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71 | size_t samples; |
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72 | size_t len; |
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73 | uint16_t c; |
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74 | int err; |
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75 | |
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76 | for (i = 1; i < argc; i++) { |
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77 | k = argv[i]; |
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78 | |
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79 | if ( !strcmp(k, "--server") || !strcmp(k, "-s") ) { |
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80 | server = argv[++i]; |
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81 | } else if ( !strcmp(k, "--rate") || !strcmp(k, "-r") || !strcmp(k, "-R") ) { |
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82 | rate = roar_str2rate(argv[++i]); |
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83 | } else if ( !strcmp(k, "--mode-dtmf") ) { |
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84 | mode = MODE_DTMF; |
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85 | } else if ( !strcmp(k, "--mode-roar") ) { |
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86 | mode = MODE_ROAR; |
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87 | } else if ( !strcmp(k, "--help") ) { |
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88 | usage(); |
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89 | return 0; |
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90 | } else if ( tones == NULL ) { |
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91 | tones = argv[i++]; |
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92 | } else { |
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93 | fprintf(stderr, "Error: unknown argument: %s\n", k); |
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94 | usage(); |
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95 | return 1; |
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96 | } |
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97 | } |
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98 | |
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99 | if ( tones == NULL ) { |
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100 | return 1; |
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101 | } |
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102 | |
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103 | len_break = roar_dtmf_mus2samples(OFF_TIME * 1000, rate); |
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104 | len_tone = roar_dtmf_mus2samples(ON_TIME * 1000, rate); |
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105 | samples = len_break + len_tone; |
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106 | |
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107 | /* |
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108 | printf("samples=%llu\n", (long long unsigned int)samples); |
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109 | return 0; |
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110 | */ |
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111 | |
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112 | if ( (buf = roar_mm_malloc((len = 16*samples/8))) == NULL ) |
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113 | return 4; |
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114 | |
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115 | if ( (vss = roar_vs_new_playback(server, name, rate, 1, ROAR_CODEC_DEFAULT, 16, &err)) == NULL ) { |
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116 | fprintf(stderr, "Error: can not start playback: %s\n", roar_vs_strerr(err)); |
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117 | roar_mm_free(buf); |
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118 | return 1; |
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119 | } |
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120 | |
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121 | while ( (c = *tones) != 0 ) { |
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122 | tones++; |
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123 | |
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124 | if ( mode == MODE_DTMF ) { |
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125 | if ( c == '+' || c == '.' || c == '_' ) |
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126 | continue; |
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127 | } else if ( mode == MODE_ROAR ) { |
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128 | c = ROAR_DTMF_CHAR_ROAR(c); |
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129 | } |
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130 | |
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131 | if ( mode == MODE_DTMF && c == ' ' ) { |
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132 | roar_dtmf_break(buf, len_tone, rate, ROAR_DTMF_OPTIONS_NONE); |
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133 | } else { |
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134 | if ( roar_dtmf_tone(buf, len_tone, rate, ROAR_DTMF_OPTIONS_NONE, c) == -1 ) { |
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135 | roar_mm_free(buf); |
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136 | return 5; |
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137 | } |
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138 | } |
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139 | roar_dtmf_tone(buf+len_tone*sizeof(int16_t), len_break, rate, ROAR_DTMF_OPTIONS_NONE, |
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140 | mode == MODE_DTMF ? ROAR_DTMF_CHAR_BREAK : ROAR_DTMF_CHAR_NOOP); |
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141 | if ( roar_vs_write(vss, buf, len, &err) != (ssize_t)len ) { |
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142 | fprintf(stderr, "Error: can not write data: %s\n", roar_vs_strerr(err)); |
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143 | roar_mm_free(buf); |
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144 | return 5; |
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145 | } |
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146 | } |
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147 | |
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148 | roar_vs_sync(vss, ROAR_VS_WAIT, NULL); |
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149 | |
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150 | roar_vs_close(vss, ROAR_VS_FALSE, 0); |
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151 | |
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152 | roar_mm_free(buf); |
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153 | |
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154 | return 0; |
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155 | } |
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156 | |
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157 | #else |
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158 | int main (void) { |
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159 | fprintf(stderr, "Error: No Math library support compiled in.\n"); |
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160 | return 1; |
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161 | } |
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162 | #endif |
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163 | |
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164 | //ll |
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