1 | //roar.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 the XMMS RoarAudio output plugin 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 "all.h" |
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27 | |
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28 | OutputPlugin roar_op = { |
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29 | NULL, |
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30 | NULL, |
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31 | "RoarAudio XMMS Plugin", /* Description */ |
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32 | roar_init, |
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33 | roar_about, |
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34 | roar_configure, |
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35 | roar_get_volume, |
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36 | roar_set_volume, |
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37 | roar_open, |
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38 | roar_write, |
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39 | roar_close, |
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40 | roar_flush, |
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41 | roar_pause, |
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42 | roar_free, |
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43 | roar_playing, |
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44 | roar_get_output_time, |
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45 | roar_get_written_time, |
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46 | }; |
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47 | |
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48 | OutputPlugin *get_oplugin_info(void) { |
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49 | return &roar_op; |
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50 | } |
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51 | |
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52 | void roar_init(void) { |
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53 | ConfigFile * cfgfile; |
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54 | |
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55 | cfgfile = xmms_cfg_open_default_file(); |
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56 | |
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57 | g_inst.state = 0; |
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58 | g_inst.server = NULL; |
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59 | g_inst.session = ctrlsocket_get_session_id(); |
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60 | g_inst.mixer.l = -1; |
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61 | g_inst.mixer.r = -1; |
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62 | |
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63 | xmms_cfg_read_string(cfgfile, "ROAR", "server", &g_inst.server); |
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64 | |
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65 | xmms_cfg_read_string(cfgfile, "ROAR", "player_name", &g_inst.cfg.player_name); |
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66 | |
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67 | xmms_cfg_free(cfgfile); |
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68 | |
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69 | if ( g_inst.cfg.player_name == NULL ) |
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70 | g_inst.cfg.player_name = "XMMS"; |
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71 | |
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72 | ROAR_DBG("roar_init(*) = (void)"); |
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73 | } |
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74 | |
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75 | int roar_playing(void) { |
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76 | return FALSE; |
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77 | } |
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78 | |
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79 | void roar_write(void *ptr, int length) { |
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80 | ssize_t r; |
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81 | |
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82 | if ( g_inst.pause ) |
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83 | return; |
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84 | |
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85 | ROAR_DBG("roar_write(ptr=%p, length=%i) = (void)", ptr, length); |
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86 | |
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87 | while (length) { |
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88 | if ( (r = roar_vio_write(&(g_inst.vio), ptr, length >= 1764*4 ? 1764*4 : length)) != -1 ) { |
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89 | g_inst.written += r; |
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90 | ptr += r; |
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91 | length -= r; |
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92 | } else { |
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93 | if ( errno == EAGAIN ) { |
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94 | xmms_usleep(1000); |
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95 | } else { |
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96 | return; |
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97 | } |
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98 | } |
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99 | } |
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100 | } |
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101 | |
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102 | int roar_open(AFormat fmt, int rate, int nch) { |
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103 | int codec = ROAR_CODEC_DEFAULT; |
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104 | int bits; |
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105 | |
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106 | if ( !(g_inst.state & STATE_CONNECTED) ) { |
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107 | if ( roar_simple_connect(&(g_inst.con), g_inst.server, g_inst.cfg.player_name) == -1 ) { |
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108 | return FALSE; |
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109 | } |
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110 | g_inst.state |= STATE_CONNECTED; |
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111 | } |
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112 | |
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113 | bits = 16; |
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114 | switch (fmt) { |
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115 | case FMT_S8: |
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116 | bits = 8; |
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117 | codec = ROAR_CODEC_DEFAULT; |
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118 | break; |
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119 | case FMT_U8: |
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120 | bits = 8; |
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121 | codec = ROAR_CODEC_PCM_U_LE; // _LE, _BE, _PDP,... all the same for 8 bit output |
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122 | break; |
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123 | case FMT_U16_LE: |
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124 | codec = ROAR_CODEC_PCM_U_LE; |
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125 | break; |
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126 | case FMT_U16_BE: |
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127 | codec = ROAR_CODEC_PCM_U_BE; |
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128 | break; |
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129 | case FMT_U16_NE: |
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130 | #if BYTE_ORDER == BIG_ENDIAN |
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131 | codec = ROAR_CODEC_PCM_U_BE; |
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132 | #elif BYTE_ORDER == LITTLE_ENDIAN |
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133 | codec = ROAR_CODEC_PCM_U_LE; |
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134 | #else |
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135 | codec = ROAR_CODEC_PCM_U_PDP; |
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136 | #endif |
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137 | break; |
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138 | case FMT_S16_LE: |
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139 | codec = ROAR_CODEC_PCM_S_LE; |
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140 | break; |
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141 | case FMT_S16_BE: |
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142 | codec = ROAR_CODEC_PCM_S_BE; |
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143 | break; |
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144 | case FMT_S16_NE: |
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145 | codec = ROAR_CODEC_DEFAULT; |
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146 | break; |
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147 | } |
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148 | |
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149 | g_inst.bps = nch * rate * bits / 8; |
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150 | |
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151 | roar_close(); |
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152 | |
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153 | if ( roar_vio_simple_new_stream_obj(&(g_inst.vio), &(g_inst.con), &(g_inst.stream), |
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154 | rate, nch, bits, codec, ROAR_DIR_PLAY, -1) == -1 ) { |
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155 | roar_disconnect(&(g_inst.con)); |
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156 | g_inst.state |= STATE_CONNECTED; |
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157 | g_inst.state -= STATE_CONNECTED; |
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158 | if ( !(g_inst.state & STATE_NORECONNECT) ) { |
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159 | g_inst.state |= STATE_NORECONNECT; |
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160 | xmms_usleep(100000); |
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161 | return roar_open(fmt, rate, nch); |
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162 | } else { |
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163 | g_inst.state -= STATE_NORECONNECT; |
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164 | return FALSE; |
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165 | } |
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166 | } |
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167 | g_inst.state |= STATE_PLAYING; |
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168 | |
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169 | g_inst.written = 0; |
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170 | g_inst.pause = 0; |
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171 | |
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172 | _LIBROAR_IGNORE_RET(roar_stream_set_role(&(g_inst.con), &(g_inst.stream), ROAR_ROLE_MUSIC)); |
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173 | roar_update_metadata(); |
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174 | roar_set_volume(g_inst.mixer.l, g_inst.mixer.r); |
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175 | |
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176 | return TRUE; |
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177 | } |
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178 | |
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179 | void roar_close(void) { |
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180 | int was_playing = g_inst.state & STATE_PLAYING; |
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181 | |
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182 | g_inst.state |= STATE_PLAYING; |
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183 | g_inst.state -= STATE_PLAYING; |
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184 | |
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185 | if ( was_playing ) { |
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186 | roar_vio_close(&(g_inst.vio)); |
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187 | xmms_usleep(10000); // give the server 10ms of extra time |
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188 | } |
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189 | |
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190 | g_inst.written = 0; |
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191 | ROAR_DBG("roar_close(void) = (void)"); |
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192 | } |
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193 | |
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194 | void roar_pause(short p) { |
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195 | g_inst.pause = p; |
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196 | } |
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197 | |
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198 | int roar_free(void) { |
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199 | if ( g_inst.pause ) |
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200 | return 0; |
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201 | else |
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202 | return 1000000; // ??? |
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203 | } |
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204 | |
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205 | void roar_flush(int time) { |
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206 | gint64 r = time; |
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207 | |
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208 | r *= g_inst.bps; |
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209 | r /= 1000; |
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210 | |
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211 | g_inst.written = r; |
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212 | } |
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213 | |
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214 | int roar_get_output_time(void) { |
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215 | return roar_get_written_time(); |
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216 | } |
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217 | |
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218 | int roar_get_written_time(void) { |
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219 | gint64 r; |
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220 | |
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221 | if ( !g_inst.bps ) { |
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222 | ROAR_DBG("roar_get_written_time(void) = 0"); |
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223 | return 0; |
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224 | } |
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225 | |
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226 | r = g_inst.written; |
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227 | r *= 1000; // sec -> msec |
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228 | r /= g_inst.bps; |
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229 | ROAR_DBG("roar_get_written_time(void) = %lu", r); |
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230 | |
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231 | return r; |
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232 | } |
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233 | |
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234 | |
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235 | // META DATA: |
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236 | |
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237 | int roar_update_metadata(void) { |
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238 | struct roar_meta meta; |
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239 | char empty = 0; |
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240 | char * info; |
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241 | char * delm; |
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242 | int pos; |
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243 | |
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244 | pos = xmms_remote_get_playlist_pos(g_inst.session); |
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245 | |
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246 | meta.value = ∅ |
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247 | meta.key[0] = 0; |
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248 | meta.type = ROAR_META_TYPE_NONE; |
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249 | |
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250 | roar_stream_meta_set(&(g_inst.con), &(g_inst.stream), ROAR_META_MODE_CLEAR, &meta); |
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251 | |
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252 | info = xmms_remote_get_playlist_file(g_inst.session, pos); |
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253 | |
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254 | if ( info ) { |
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255 | if ( strncmp(info, "http:", 5) == 0 ) |
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256 | meta.type = ROAR_META_TYPE_FILEURL; |
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257 | else |
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258 | meta.type = ROAR_META_TYPE_FILENAME; |
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259 | |
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260 | meta.value = info; |
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261 | ROAR_DBG("roar_update_metadata(*): setting meta data: type=%i, strlen(value)=%i", meta.type, strlen(info)); |
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262 | roar_stream_meta_set(&(g_inst.con), &(g_inst.stream), ROAR_META_MODE_SET, &meta); |
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263 | |
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264 | free(info); |
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265 | } |
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266 | |
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267 | info = xmms_remote_get_playlist_title(g_inst.session, pos); |
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268 | if ( info ) { |
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269 | |
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270 | if ( (delm = strstr(info, " - ")) != NULL ) { |
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271 | *delm = 0; |
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272 | meta.value = info; |
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273 | meta.type = ROAR_META_TYPE_ARTIST; |
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274 | roar_stream_meta_set(&(g_inst.con), &(g_inst.stream), ROAR_META_MODE_SET, &meta); |
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275 | |
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276 | meta.value = delm + 3; |
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277 | } else { |
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278 | meta.value = info; |
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279 | } |
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280 | |
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281 | meta.type = ROAR_META_TYPE_TITLE; |
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282 | |
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283 | roar_stream_meta_set(&(g_inst.con), &(g_inst.stream), ROAR_META_MODE_SET, &meta); |
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284 | |
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285 | free(info); |
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286 | } |
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287 | |
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288 | meta.value = ∅ |
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289 | meta.type = ROAR_META_TYPE_NONE; |
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290 | roar_stream_meta_set(&(g_inst.con), &(g_inst.stream), ROAR_META_MODE_FINALIZE, &meta); |
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291 | |
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292 | return 0; |
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293 | } |
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294 | |
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295 | int roar_chk_metadata(void) { |
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296 | static int old_pos = -1; |
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297 | static char * old_title = "NEW TITLE"; |
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298 | int pos; |
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299 | char * title; |
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300 | int need_update = 0; |
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301 | |
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302 | pos = xmms_remote_get_playlist_pos(g_inst.session); |
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303 | |
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304 | if ( pos != old_pos ) { |
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305 | old_pos = pos; |
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306 | need_update = 1; |
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307 | } else { |
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308 | title = xmms_remote_get_playlist_title(g_inst.session, pos); |
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309 | |
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310 | if ( strcmp(title, old_title) ) { |
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311 | free(old_title); |
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312 | old_title = title; |
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313 | need_update = 1; |
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314 | } else { |
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315 | free(title); |
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316 | } |
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317 | } |
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318 | |
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319 | if ( need_update ) { |
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320 | roar_update_metadata(); |
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321 | } |
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322 | |
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323 | return 0; |
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324 | } |
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325 | |
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326 | // MIXER: |
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327 | |
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328 | void roar_get_volume(int *l, int *r) { |
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329 | int channels; |
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330 | struct roar_mixer_settings mixer; |
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331 | float fs; |
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332 | |
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333 | if ( !(g_inst.state & STATE_CONNECTED) || !(g_inst.state & STATE_PLAYING) ) { |
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334 | *l = g_inst.mixer.l; |
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335 | *r = g_inst.mixer.r; |
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336 | return; |
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337 | } |
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338 | |
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339 | if ( roar_get_vol(&(g_inst.con), g_inst.stream.id, &mixer, &channels) == -1 ) { |
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340 | *l = *r = 100; |
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341 | return; |
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342 | } |
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343 | |
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344 | fs = (float)mixer.scale/100.; |
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345 | |
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346 | if ( channels == 1 ) { |
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347 | *l = *r = mixer.mixer[0]/fs; |
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348 | } else { |
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349 | *l = mixer.mixer[0]/fs; |
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350 | *r = mixer.mixer[1]/fs; |
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351 | } |
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352 | } |
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353 | |
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354 | void roar_set_volume(int l, int r) { |
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355 | struct roar_mixer_settings mixer; |
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356 | |
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357 | if ( !(g_inst.state & STATE_CONNECTED) ) |
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358 | return; |
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359 | |
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360 | if ( l == -1 ) l = 100; |
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361 | if ( r == -1 ) r = 100; |
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362 | |
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363 | g_inst.mixer.l = l; |
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364 | g_inst.mixer.r = r; |
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365 | |
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366 | if ( !(g_inst.state & STATE_PLAYING) ) |
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367 | return; |
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368 | |
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369 | mixer.mixer[0] = l; |
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370 | mixer.mixer[1] = r; |
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371 | mixer.scale = 100; |
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372 | |
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373 | _LIBROAR_IGNORE_RET(roar_set_vol(&(g_inst.con), g_inst.stream.id, &mixer, 2, ROAR_SET_VOL_UNMAPPED)); |
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374 | } |
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375 | |
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376 | //ll |
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