1 | //sources.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 roard 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 "roard.h" |
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26 | |
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27 | int sources_init (void) { |
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28 | g_source_client = -1; |
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29 | return 0; |
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30 | } |
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31 | |
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32 | int sources_set_client (int client) { |
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33 | if ( client >= 0 ) { |
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34 | g_source_client = client; |
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35 | return 0; |
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36 | } else { |
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37 | return -1; |
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38 | } |
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39 | } |
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40 | |
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41 | int sources_free (void) { |
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42 | return 0; |
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43 | } |
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44 | |
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45 | int sources_add (char * driver, char * device, char * container, char * options, int primary) { |
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46 | if ( strcmp(driver, "raw") == 0 ) { |
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47 | return sources_add_raw(driver, device, container, options, primary); |
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48 | } else if ( strcmp(driver, "wav") == 0 ) { |
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49 | return sources_add_wav(driver, device, container, options, primary); |
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50 | } else if ( strcmp(driver, "cf") == 0 ) { |
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51 | return sources_add_cf(driver, device, container, options, primary); |
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52 | } else if ( strcmp(driver, "roar") == 0 ) { |
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53 | return sources_add_roar(driver, device, container, options, primary); |
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54 | } |
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55 | |
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56 | return -1; |
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57 | } |
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58 | |
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59 | int sources_add_raw (char * driver, char * device, char * container, char * options, int primary) { |
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60 | int stream; |
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61 | int fh; |
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62 | struct roar_stream * s; |
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63 | |
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64 | ROAR_WARN("sources_add_raw(*): The raw source is obsolete, use source 'cf' (default)!"); |
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65 | |
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66 | if ( (fh = open(device, O_RDONLY, 0644)) == -1 ) { |
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67 | return -1; |
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68 | } |
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69 | |
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70 | if ( (stream = streams_new()) == -1 ) { |
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71 | close(fh); |
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72 | return -1; |
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73 | } |
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74 | |
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75 | streams_get(stream, (struct roar_stream_server **)&s); |
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76 | |
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77 | memcpy(&(s->info), g_sa, sizeof(struct roar_audio_info)); |
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78 | |
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79 | s->dir = ROAR_DIR_PLAY; |
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80 | s->pos_rel_id = -1; |
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81 | |
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82 | streams_set_fh(stream, fh); |
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83 | |
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84 | streams_set_flag(stream, ROAR_FLAG_SOURCE); |
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85 | client_stream_add(g_source_client, stream); |
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86 | |
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87 | return 0; |
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88 | } |
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89 | |
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90 | int sources_add_wav (char * driver, char * device, char * container, char * options, int primary) { |
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91 | int stream; |
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92 | int fh; |
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93 | char buf[44]; |
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94 | struct roar_stream * s; |
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95 | |
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96 | ROAR_WARN("sources_add_raw(*): The wav(e) source is obsolete, use source 'cf' (default)!"); |
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97 | |
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98 | if ( (fh = open(device, O_RDONLY, 0644)) == -1 ) { |
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99 | return -1; |
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100 | } |
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101 | |
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102 | if (read(fh, buf, 44) != 44) { |
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103 | close(fh); |
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104 | return -1; |
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105 | } |
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106 | |
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107 | if ( (stream = streams_new()) == -1 ) { |
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108 | close(fh); |
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109 | return -1; |
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110 | } |
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111 | |
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112 | streams_get(stream, (struct roar_stream_server **)&s); |
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113 | |
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114 | memcpy(&(s->info), g_sa, sizeof(struct roar_audio_info)); |
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115 | |
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116 | memcpy(&(s->info.rate ), buf+24, 4); |
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117 | memcpy(&(s->info.channels), buf+22, 2); |
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118 | memcpy(&(s->info.bits ), buf+34, 2); |
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119 | |
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120 | s->dir = ROAR_DIR_PLAY; |
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121 | s->pos_rel_id = -1; |
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122 | |
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123 | streams_set_fh(stream, fh); |
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124 | |
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125 | streams_set_flag(stream, ROAR_FLAG_SOURCE); |
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126 | client_stream_add(g_source_client, stream); |
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127 | |
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128 | return 0; |
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129 | } |
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130 | |
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131 | int sources_add_cf (char * driver, char * device, char * container, char * options, int primary) { |
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132 | int stream; |
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133 | int fh; |
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134 | int codec; |
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135 | int len; |
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136 | char buf[64]; |
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137 | struct roar_stream * s; |
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138 | |
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139 | if ( (fh = open(device, O_RDONLY, 0644)) == -1 ) { |
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140 | return -1; |
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141 | } |
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142 | |
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143 | // TODO: finy out a better way of doing auto detetion without need for seek! |
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144 | if ( options == NULL ) { |
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145 | if ( (len = read(fh, buf, 64)) < 1 ) { |
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146 | close(fh); |
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147 | return -1; |
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148 | } |
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149 | |
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150 | if ( lseek(fh, -len, SEEK_CUR) == (off_t)-1 ) { |
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151 | close(fh); |
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152 | return -1; |
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153 | } |
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154 | |
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155 | if ( (codec = roar_file_codecdetect(buf, len)) == -1 ) { |
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156 | close(fh); |
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157 | return -1; |
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158 | } |
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159 | } else { |
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160 | if ( !strncmp(options, "codec=", 6) ) |
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161 | options += 6; |
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162 | |
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163 | if ( (codec = roar_str2codec(options)) == -1 ) { |
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164 | close(fh); |
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165 | return -1; |
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166 | } |
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167 | } |
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168 | |
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169 | if ( (stream = streams_new()) == -1 ) { |
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170 | close(fh); |
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171 | return -1; |
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172 | } |
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173 | |
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174 | streams_get(stream, (struct roar_stream_server **)&s); |
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175 | |
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176 | memcpy(&(s->info), g_sa, sizeof(struct roar_audio_info)); |
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177 | |
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178 | s->dir = ROAR_DIR_PLAY; |
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179 | s->pos_rel_id = -1; |
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180 | s->info.codec = codec; |
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181 | |
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182 | ROAR_STREAM_SERVER(s)->codec_orgi = codec; |
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183 | |
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184 | streams_set_fh(stream, fh); |
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185 | streams_set_socktype(stream, ROAR_SOCKET_TYPE_FILE); |
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186 | |
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187 | if ( primary ) |
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188 | streams_mark_primary(stream); |
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189 | |
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190 | streams_set_flag(stream, ROAR_FLAG_SOURCE); |
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191 | client_stream_add(g_source_client, stream); |
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192 | |
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193 | return 0; |
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194 | } |
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195 | |
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196 | int sources_add_roar (char * driver, char * device, char * container, char * options, int primary) { |
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197 | int stream; |
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198 | int fh; |
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199 | int codec = ROAR_CODEC_DEFAULT; |
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200 | struct roar_stream * s; |
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201 | |
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202 | if ( options != NULL && *options ) { |
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203 | if ( !strncmp(options, "codec=", 6) ) |
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204 | options += 6; |
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205 | |
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206 | if ( (codec = roar_str2codec(options)) == -1 ) { |
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207 | return -1; |
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208 | } |
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209 | } |
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210 | |
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211 | if ( (fh = roar_simple_monitor(g_sa->rate, g_sa->channels, g_sa->bits, codec, device, "roard")) == -1 ) { |
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212 | return -1; |
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213 | } |
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214 | |
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215 | if ( (stream = streams_new()) == -1 ) { |
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216 | close(fh); |
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217 | return -1; |
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218 | } |
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219 | |
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220 | streams_get(stream, (struct roar_stream_server **)&s); |
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221 | |
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222 | memcpy(&(s->info), g_sa, sizeof(struct roar_audio_info)); |
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223 | |
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224 | s->dir = ROAR_DIR_PLAY; |
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225 | s->pos_rel_id = -1; |
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226 | s->info.codec = codec; |
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227 | |
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228 | ROAR_STREAM_SERVER(s)->codec_orgi = codec; |
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229 | |
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230 | streams_set_fh(stream, fh); |
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231 | |
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232 | if ( primary ) |
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233 | streams_mark_primary(stream); |
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234 | |
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235 | streams_set_flag(stream, ROAR_FLAG_SOURCE); |
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236 | client_stream_add(g_source_client, stream); |
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237 | |
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238 | return 0; |
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239 | } |
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240 | |
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241 | //ll |
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