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 | } |
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53 | |
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54 | return -1; |
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55 | } |
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56 | |
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57 | int sources_add_raw (char * driver, char * device, char * container, char * options, int primary) { |
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58 | int stream; |
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59 | int fh; |
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60 | struct roar_stream * s; |
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61 | |
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62 | ROAR_WARN("sources_add_raw(*): The raw source is obsolete, use source 'cf' (default)!"); |
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63 | |
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64 | if ( (fh = open(device, O_RDONLY, 0644)) == -1 ) { |
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65 | return -1; |
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66 | } |
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67 | |
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68 | if ( (stream = streams_new()) == -1 ) { |
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69 | close(fh); |
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70 | return -1; |
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71 | } |
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72 | |
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73 | streams_get(stream, (struct roar_stream_server **)&s); |
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74 | |
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75 | memcpy(&(s->info), g_sa, sizeof(struct roar_audio_info)); |
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76 | |
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77 | s->dir = ROAR_DIR_PLAY; |
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78 | s->pos_rel_id = -1; |
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79 | |
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80 | streams_set_fh(stream, fh); |
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81 | |
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82 | client_stream_add(g_source_client, stream); |
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83 | |
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84 | return 0; |
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85 | } |
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86 | |
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87 | int sources_add_wav (char * driver, char * device, char * container, char * options, int primary) { |
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88 | int stream; |
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89 | int fh; |
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90 | char buf[44]; |
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91 | struct roar_stream * s; |
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92 | |
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93 | ROAR_WARN("sources_add_raw(*): The wav(e) source is obsolete, use source 'cf' (default)!"); |
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94 | |
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95 | if ( (fh = open(device, O_RDONLY, 0644)) == -1 ) { |
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96 | return -1; |
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97 | } |
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98 | |
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99 | if (read(fh, buf, 44) != 44) { |
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100 | close(fh); |
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101 | return -1; |
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102 | } |
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103 | |
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104 | if ( (stream = streams_new()) == -1 ) { |
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105 | close(fh); |
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106 | return -1; |
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107 | } |
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108 | |
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109 | streams_get(stream, (struct roar_stream_server **)&s); |
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110 | |
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111 | memcpy(&(s->info), g_sa, sizeof(struct roar_audio_info)); |
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112 | |
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113 | memcpy(&(s->info.rate ), buf+24, 4); |
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114 | memcpy(&(s->info.channels), buf+22, 2); |
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115 | memcpy(&(s->info.bits ), buf+34, 2); |
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116 | |
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117 | s->dir = ROAR_DIR_PLAY; |
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118 | s->pos_rel_id = -1; |
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119 | |
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120 | streams_set_fh(stream, fh); |
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121 | |
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122 | client_stream_add(g_source_client, stream); |
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123 | |
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124 | return 0; |
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125 | } |
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126 | |
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127 | int sources_add_cf (char * driver, char * device, char * container, char * options, int primary) { |
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128 | int stream; |
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129 | int fh; |
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130 | int codec; |
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131 | int len; |
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132 | char buf[64]; |
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133 | struct roar_stream * s; |
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134 | |
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135 | if ( (fh = open(device, O_RDONLY, 0644)) == -1 ) { |
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136 | return -1; |
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137 | } |
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138 | |
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139 | // TODO: finy out a better way of doing auto detetion without need for seek! |
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140 | if ( !options ) { |
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141 | if ( (len = read(fh, buf, 64)) < 1 ) { |
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142 | close(fh); |
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143 | return -1; |
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144 | } |
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145 | |
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146 | if ( lseek(fh, -len, SEEK_CUR) == (off_t)-1 ) { |
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147 | close(fh); |
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148 | return -1; |
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149 | } |
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150 | |
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151 | if ( (codec = roar_file_codecdetect(buf, len)) == -1 ) { |
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152 | close(fh); |
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153 | return -1; |
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154 | } |
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155 | } else { |
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156 | if ( (codec = roar_str2codec(options)) == -1 ) { |
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157 | close(fh); |
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158 | return -1; |
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159 | } |
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160 | } |
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161 | |
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162 | if ( (stream = streams_new()) == -1 ) { |
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163 | close(fh); |
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164 | return -1; |
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165 | } |
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166 | |
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167 | streams_get(stream, (struct roar_stream_server **)&s); |
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168 | |
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169 | memcpy(&(s->info), g_sa, sizeof(struct roar_audio_info)); |
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170 | |
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171 | s->dir = ROAR_DIR_PLAY; |
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172 | s->pos_rel_id = -1; |
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173 | s->info.codec = codec; |
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174 | |
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175 | ROAR_STREAM_SERVER(s)->codec_orgi = codec; |
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176 | |
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177 | streams_set_fh(stream, fh); |
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178 | streams_set_socktype(stream, ROAR_SOCKET_TYPE_FILE); |
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179 | |
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180 | if ( primary ) |
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181 | streams_mark_primary(stream); |
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182 | |
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183 | client_stream_add(g_source_client, stream); |
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184 | |
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185 | return 0; |
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186 | } |
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187 | |
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188 | //ll |
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