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 |
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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, 675 Mass Ave, Cambridge, MA 02139, USA. |
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22 | * |
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23 | */ |
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24 | |
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25 | #include "all.h" |
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26 | |
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27 | OutputPlugin roar_op = { |
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28 | NULL, |
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29 | NULL, |
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30 | "RoarAudio XMMS Plugin", /* Description */ |
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31 | roar_init, |
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32 | roar_about, |
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33 | roar_configure, |
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34 | roar_get_volume, |
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35 | roar_set_volume, |
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36 | roar_open, |
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37 | roar_write, |
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38 | roar_close, |
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39 | roar_flush, |
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40 | roar_pause, |
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41 | roar_free, |
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42 | roar_playing, |
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43 | roar_get_output_time, |
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44 | roar_get_written_time, |
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45 | }; |
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46 | |
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47 | OutputPlugin *get_oplugin_info(void) { |
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48 | return &roar_op; |
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49 | } |
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50 | |
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51 | void roar_init(void) { |
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52 | ConfigFile * cfgfile; |
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53 | |
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54 | cfgfile = xmms_cfg_open_default_file(); |
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55 | |
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56 | g_inst.state = 0; |
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57 | g_inst.server = NULL; |
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58 | g_inst.session = ctrlsocket_get_session_id(); |
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59 | |
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60 | xmms_cfg_read_string(cfgfile, "ROAR", "server", &g_inst.server); |
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61 | |
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62 | xmms_cfg_read_string(cfgfile, "ROAR", "player_name", &g_inst.cfg.player_name); |
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63 | |
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64 | xmms_cfg_free(cfgfile); |
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65 | |
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66 | if ( g_inst.cfg.player_name == NULL ) |
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67 | g_inst.cfg.player_name = "XMMS"; |
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68 | |
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69 | ROAR_DBG("roar_init(*) = (void)"); |
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70 | } |
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71 | |
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72 | int roar_playing(void) { |
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73 | return FALSE; |
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74 | } |
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75 | |
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76 | void roar_write(void *ptr, int length) { |
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77 | int r; |
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78 | |
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79 | if ( g_inst.pause ) |
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80 | return; |
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81 | |
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82 | ROAR_DBG("roar_write(ptr=%p, length=%i) = (void)", ptr, length); |
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83 | |
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84 | while (length) { |
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85 | if ( (r = write(g_inst.data_fh, ptr, length >= 17640 ? 17640 : length)) != -1 ) { |
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86 | g_inst.written += r; |
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87 | ptr += r; |
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88 | length -= r; |
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89 | } else { |
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90 | return; |
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91 | } |
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92 | } |
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93 | } |
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94 | |
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95 | int roar_open(AFormat fmt, int rate, int nch) { |
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96 | int codec = ROAR_CODEC_DEFAULT; |
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97 | int bits; |
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98 | |
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99 | if ( !(g_inst.state & STATE_CONNECTED) ) { |
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100 | if ( roar_simple_connect(&(g_inst.con), g_inst.server, g_inst.cfg.player_name) == -1 ) { |
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101 | return FALSE; |
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102 | } |
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103 | g_inst.state |= STATE_CONNECTED; |
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104 | } |
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105 | |
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106 | bits = 16; |
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107 | switch (fmt) { |
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108 | case FMT_S8: |
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109 | bits = 8; |
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110 | codec = ROAR_CODEC_DEFAULT; |
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111 | break; |
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112 | case FMT_U8: |
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113 | bits = 8; |
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114 | codec = ROAR_CODEC_PCM_U_LE; // _LE, _BE, _PDP,... all the same for 8 bit output |
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115 | break; |
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116 | case FMT_U16_LE: |
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117 | codec = ROAR_CODEC_PCM_U_LE; |
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118 | break; |
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119 | case FMT_U16_BE: |
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120 | codec = ROAR_CODEC_PCM_U_BE; |
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121 | break; |
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122 | case FMT_U16_NE: |
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123 | #if BYTE_ORDER == BIG_ENDIAN |
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124 | codec = ROAR_CODEC_PCM_U_BE; |
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125 | #elif BYTE_ORDER == LITTLE_ENDIAN |
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126 | codec = ROAR_CODEC_PCM_U_LE; |
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127 | #else |
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128 | codec = ROAR_CODEC_PCM_U_PDP; |
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129 | #endif |
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130 | break; |
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131 | case FMT_S16_LE: |
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132 | codec = ROAR_CODEC_PCM_S_LE; |
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133 | break; |
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134 | case FMT_S16_BE: |
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135 | codec = ROAR_CODEC_PCM_S_BE; |
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136 | break; |
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137 | case FMT_S16_NE: |
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138 | codec = ROAR_CODEC_DEFAULT; |
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139 | break; |
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140 | } |
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141 | |
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142 | g_inst.bps = nch * rate * bits / 8; |
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143 | |
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144 | roar_close(); |
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145 | |
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146 | if ( (g_inst.data_fh = roar_simple_new_stream_obj(&(g_inst.con), &(g_inst.stream), |
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147 | rate, nch, bits, codec, ROAR_DIR_PLAY)) == -1) { |
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148 | roar_disconnect(&(g_inst.con)); |
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149 | g_inst.state |= STATE_CONNECTED; |
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150 | g_inst.state -= STATE_CONNECTED; |
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151 | if ( !(g_inst.state & STATE_NORECONNECT) ) { |
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152 | g_inst.state |= STATE_NORECONNECT; |
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153 | usleep(100000); |
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154 | return roar_open(fmt, rate, nch); |
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155 | } else { |
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156 | g_inst.state -= STATE_NORECONNECT; |
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157 | return FALSE; |
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158 | } |
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159 | } |
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160 | g_inst.state |= STATE_PLAYING; |
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161 | |
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162 | g_inst.written = 0; |
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163 | g_inst.pause = 0; |
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164 | |
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165 | roar_update_metadata(); |
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166 | |
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167 | return TRUE; |
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168 | } |
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169 | |
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170 | void roar_close(void) { |
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171 | if ( g_inst.data_fh != -1 ) |
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172 | close(g_inst.data_fh); |
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173 | g_inst.data_fh = -1; |
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174 | g_inst.state |= STATE_PLAYING; |
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175 | g_inst.state -= STATE_PLAYING; |
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176 | g_inst.written = 0; |
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177 | ROAR_DBG("roar_close(void) = (void)"); |
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178 | } |
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179 | |
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180 | void roar_pause(short p) { |
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181 | g_inst.pause = p; |
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182 | } |
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183 | |
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184 | int roar_free(void) { |
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185 | if ( g_inst.pause ) |
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186 | return 0; |
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187 | else |
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188 | return 1000000; // ??? |
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189 | } |
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190 | |
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191 | void roar_flush(int time) { |
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192 | gint64 r = time; |
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193 | |
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194 | r *= g_inst.bps; |
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195 | r /= 1000; |
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196 | |
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197 | g_inst.written = r; |
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198 | } |
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199 | |
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200 | int roar_get_output_time(void) { |
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201 | return roar_get_written_time(); |
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202 | } |
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203 | |
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204 | int roar_get_written_time(void) { |
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205 | gint64 r; |
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206 | |
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207 | if ( !g_inst.bps ) { |
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208 | ROAR_DBG("roar_get_written_time(void) = 0"); |
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209 | return 0; |
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210 | } |
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211 | |
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212 | r = g_inst.written; |
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213 | r *= 1000; // sec -> msec |
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214 | r /= g_inst.bps; |
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215 | ROAR_DBG("roar_get_written_time(void) = %lu", r); |
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216 | |
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217 | return r; |
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218 | } |
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219 | |
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220 | |
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221 | // META DATA: |
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222 | |
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223 | int roar_update_metadata(void) { |
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224 | struct roar_meta meta; |
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225 | char empty = 0; |
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226 | char * info; |
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227 | int pos; |
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228 | |
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229 | pos = xmms_remote_get_playlist_pos(g_inst.session); |
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230 | |
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231 | meta.value = ∅ |
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232 | meta.key[0] = 0; |
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233 | meta.type = ROAR_META_TYPE_NONE; |
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234 | |
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235 | roar_stream_meta_set(&(g_inst.con), &(g_inst.stream), ROAR_META_MODE_CLEAR, &meta); |
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236 | |
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237 | info = xmms_remote_get_playlist_file(g_inst.session, pos); |
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238 | |
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239 | if ( info ) { |
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240 | if ( strncmp(info, "http:", 5) == 0 ) |
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241 | meta.type = ROAR_META_TYPE_FILEURL; |
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242 | else |
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243 | meta.type = ROAR_META_TYPE_FILENAME; |
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244 | |
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245 | meta.value = info; |
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246 | ROAR_DBG("roar_update_metadata(*): setting meta data: type=%i, strlen(value)=%i", meta.type, strlen(info)); |
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247 | roar_stream_meta_set(&(g_inst.con), &(g_inst.stream), ROAR_META_MODE_SET, &meta); |
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248 | |
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249 | free(info); |
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250 | } |
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251 | |
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252 | info = xmms_remote_get_playlist_title(g_inst.session, pos); |
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253 | if ( info ) { |
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254 | meta.type = ROAR_META_TYPE_TITLE; |
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255 | |
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256 | meta.value = info; |
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257 | roar_stream_meta_set(&(g_inst.con), &(g_inst.stream), ROAR_META_MODE_SET, &meta); |
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258 | |
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259 | free(info); |
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260 | } |
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261 | |
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262 | meta.value = ∅ |
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263 | meta.type = ROAR_META_TYPE_NONE; |
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264 | roar_stream_meta_set(&(g_inst.con), &(g_inst.stream), ROAR_META_MODE_FINALIZE, &meta); |
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265 | |
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266 | return 0; |
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267 | } |
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268 | |
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269 | int roar_chk_metadata(void) { |
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270 | static int old_pos = -1; |
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271 | static char * old_title = "NEW TITLE"; |
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272 | int pos; |
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273 | char * title; |
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274 | int need_update = 0; |
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275 | |
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276 | pos = xmms_remote_get_playlist_pos(g_inst.session); |
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277 | |
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278 | if ( pos != old_pos ) { |
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279 | old_pos = pos; |
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280 | need_update = 1; |
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281 | } else { |
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282 | title = xmms_remote_get_playlist_title(g_inst.session, pos); |
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283 | |
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284 | if ( strcmp(title, old_title) ) { |
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285 | free(old_title); |
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286 | old_title = title; |
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287 | need_update = 1; |
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288 | } else { |
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289 | free(title); |
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290 | } |
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291 | } |
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292 | |
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293 | if ( need_update ) { |
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294 | roar_update_metadata(); |
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295 | } |
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296 | |
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297 | return 0; |
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298 | } |
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299 | |
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300 | // MIXER: |
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301 | |
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302 | void roar_get_volume(int *l, int *r) { |
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303 | int channels; |
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304 | struct roar_mixer_settings mixer; |
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305 | |
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306 | if ( !(g_inst.state & STATE_CONNECTED) ) |
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307 | return; |
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308 | |
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309 | if ( roar_get_vol(&(g_inst.con), g_inst.stream.id, &mixer, &channels) == -1 ) { |
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310 | *l = *r = 100; |
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311 | return; |
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312 | } |
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313 | |
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314 | if ( channels == 1 ) { |
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315 | *l = *r = mixer.mixer[0]/655.35; |
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316 | } else { |
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317 | *l = mixer.mixer[0]/655.35; |
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318 | *r = mixer.mixer[1]/655.35; |
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319 | } |
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320 | } |
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321 | |
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322 | void roar_set_volume(int l, int r) { |
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323 | struct roar_mixer_settings mixer; |
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324 | |
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325 | if ( !(g_inst.state & STATE_CONNECTED) ) |
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326 | return; |
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327 | |
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328 | mixer.mixer[0] = l * 655.35; |
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329 | mixer.mixer[1] = r * 655.35; |
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330 | |
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331 | roar_set_vol(&(g_inst.con), g_inst.stream.id, &mixer, 2); |
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332 | } |
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333 | |
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334 | //ll |
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