1 | //roarinterconnect.c: |
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2 | |
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3 | /* |
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4 | * Copyright (C) Philipp 'ph3-der-loewe' Schafft - 2009-2010 |
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5 | * |
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6 | * This file is part of roarclients a part of RoarAudio, |
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7 | * a cross-platform sound system for both, home and professional use. |
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8 | * See README for details. |
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9 | * |
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10 | * This file is free software; you can redistribute it and/or modify |
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11 | * it under the terms of the GNU General Public License version 3 |
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12 | * as published by the Free Software Foundation. |
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13 | * |
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14 | * RoarAudio is distributed in the hope that it will be useful, |
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15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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17 | * GNU General Public License for more details. |
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18 | * |
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19 | * You should have received a copy of the GNU General Public License |
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20 | * along with this software; see the file COPYING. If not, write to |
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21 | * the Free Software Foundation, 51 Franklin Street, Fifth Floor, |
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22 | * Boston, MA 02110-1301, USA. |
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23 | * |
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24 | */ |
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25 | |
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26 | // configure ROAR_INFO() |
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27 | int g_verbose = 0; |
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28 | #define ROAR_DBG_INFOVAR g_verbose |
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29 | |
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30 | #include <roaraudio.h> |
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31 | #include <libroareio/libroareio.h> |
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32 | |
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33 | #ifdef ROAR_HAVE_ESD |
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34 | #include <esd.h> |
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35 | #endif |
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36 | |
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37 | #ifdef ROAR_HAVE_LIBRSOUND |
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38 | #include <rsound.h> |
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39 | #ifdef RSD_EXEC |
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40 | #define _HAVE_RSOUND |
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41 | #endif |
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42 | #endif |
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43 | |
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44 | #if defined(ROAR_HAVE_OSS_BSD) || defined(ROAR_HAVE_OSS) |
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45 | #define _HAVE_OSS |
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46 | #endif |
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47 | |
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48 | #define MT_NONE 0x00 |
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49 | #define MT_MASK 0xF0 |
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50 | #define MT_ROAR 0x10 |
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51 | #define MT_ESD 0x20 |
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52 | #define MT_SIMPLE 0x30 |
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53 | #define MT_OSS 0x40 |
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54 | #define MT_RSOUND 0x50 |
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55 | #define MT_DEFAULT MT_ROAR |
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56 | |
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57 | #define ST_NONE 0x00 |
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58 | #define ST_MASK 0x0F |
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59 | #define ST_BIDIR 0x01 |
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60 | #define ST_FILTER 0x02 |
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61 | #define ST_TRANSMIT 0x03 |
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62 | #define ST_RECEIVE 0x04 |
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63 | // no default here as the default depend on the server type |
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64 | |
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65 | void usage (void) { |
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66 | printf("roarinterconnect [OPTIONS]...\n"); |
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67 | |
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68 | printf("\nOptions:\n\n"); |
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69 | |
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70 | printf(" --server SERVER - Set server hostname\n" |
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71 | " --remote SERVER - Set remote server\n" |
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72 | " --type TYPE - Set type of remote server\n" |
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73 | " --rate RATE - Set sample rate\n" |
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74 | " --bits BITS - Set bits per sample\n" |
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75 | " --chans CHANNELS - Set number of channels\n" |
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76 | " --codec CODEC - Set the codec\n" |
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77 | " --help - Show this help\n" |
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78 | " --verbose -v - Be verbose\n" |
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79 | ); |
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80 | |
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81 | printf("\nPossible Types:\n\n"); |
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82 | printf(" roar - RoarAudio Server\n" |
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83 | #ifdef ROAR_HAVE_ESD |
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84 | " esd - EsounD Server\n" |
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85 | #endif |
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86 | " simple - PulseAudio using simple protocol\n" |
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87 | #ifdef _HAVE_OSS |
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88 | " oss - Open Sound System (OSS) device\n" |
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89 | #endif |
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90 | #ifdef _HAVE_RSOUND |
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91 | " rsound - RSound server\n" |
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92 | #endif |
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93 | "\n" |
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94 | " bidir - Connect bidirectional\n" |
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95 | " filter - Use local server as filter for remote server\n" |
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96 | " transmit - Transmit data from local server to remote server\n" |
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97 | " receive - Receive data from remote server\n" |
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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 parse_type (char * type) { |
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103 | int ret = MT_NONE|ST_NONE; |
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104 | char * colon; |
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105 | |
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106 | if ( type != NULL ) { |
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107 | while (type != NULL && *type) { |
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108 | if ( (colon = strstr(type, ":")) != NULL ) { |
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109 | *colon = 0; |
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110 | colon++; |
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111 | } |
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112 | |
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113 | if ( !strcmp(type, "roar") ) { |
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114 | ret -= ret & MT_MASK; |
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115 | ret += MT_ROAR; |
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116 | } else if ( !strcmp(type, "esd") ) { |
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117 | ret -= ret & MT_MASK; |
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118 | ret += MT_ESD; |
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119 | } else if ( !strcmp(type, "simple") ) { |
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120 | ret -= ret & MT_MASK; |
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121 | ret += MT_SIMPLE; |
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122 | } else if ( !strcmp(type, "oss") ) { |
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123 | ret -= ret & MT_MASK; |
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124 | ret += MT_OSS; |
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125 | } else if ( !strcmp(type, "rsound") ) { |
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126 | ret -= ret & MT_MASK; |
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127 | ret += MT_RSOUND; |
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128 | } else if ( !strcmp(type, "bidir") ) { |
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129 | ret -= ret & ST_MASK; |
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130 | ret += ST_BIDIR; |
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131 | } else if ( !strcmp(type, "filter") ) { |
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132 | ret -= ret & ST_MASK; |
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133 | ret += ST_FILTER; |
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134 | } else if ( !strcmp(type, "transmit") ) { |
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135 | ret -= ret & ST_MASK; |
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136 | ret += ST_TRANSMIT; |
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137 | } else if ( !strcmp(type, "receive") ) { |
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138 | ret -= ret & ST_MASK; |
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139 | ret += ST_RECEIVE; |
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140 | } else { |
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141 | return MT_NONE|ST_NONE; |
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142 | } |
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143 | |
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144 | type = colon; |
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145 | } |
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146 | } |
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147 | |
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148 | if ( (ret & MT_MASK) == MT_NONE ) |
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149 | ret |= MT_DEFAULT; |
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150 | |
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151 | if ( (ret & ST_MASK) == ST_NONE ) { |
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152 | switch (ret & MT_MASK) { |
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153 | case MT_ROAR: ret |= ST_BIDIR; break; |
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154 | case MT_ESD: ret |= ST_FILTER; break; |
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155 | case MT_SIMPLE: ret |= ST_TRANSMIT; break; // we use ST_TRANSMIT because ST_BIDIR is |
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156 | // very unlike to be configured at the server side. |
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157 | case MT_OSS: ret |= ST_BIDIR; break; |
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158 | case MT_RSOUND: ret |= ST_TRANSMIT; break; // RSound does only handle playback streams. |
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159 | default: |
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160 | return MT_NONE|ST_NONE; // error case |
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161 | break; |
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162 | } |
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163 | } |
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164 | |
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165 | return ret; |
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166 | } |
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167 | |
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168 | #ifdef _HAVE_RSOUND |
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169 | // RSound format helper function: |
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170 | enum rsd_format para2rsdfmt (int bits, int codec) { |
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171 | switch (codec) { |
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172 | /* |
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173 | RSD_S16_LE = 0x0001, |
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174 | RSD_S16_BE = 0x0002, |
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175 | RSD_U16_LE = 0x0004, |
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176 | RSD_U16_BE = 0x0008, |
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177 | RSD_U8 = 0x0010, |
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178 | RSD_S8 = 0x0020, |
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179 | RSD_S16_NE = 0x0040, |
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180 | RSD_U16_NE = 0x0080, |
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181 | */ |
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182 | case ROAR_CODEC_PCM_S_LE: |
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183 | switch (bits) { |
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184 | #ifdef RSD_S8 |
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185 | case 8: return RSD_S8; break; |
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186 | #endif |
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187 | #ifdef RSD_S16_LE |
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188 | case 16: return RSD_S16_LE; break; |
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189 | #endif |
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190 | } |
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191 | break; |
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192 | case ROAR_CODEC_PCM_S_BE: |
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193 | switch (bits) { |
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194 | #ifdef RSD_S8 |
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195 | case 8: return RSD_S8; break; |
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196 | #endif |
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197 | #ifdef RSD_S16_BE |
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198 | case 16: return RSD_S16_BE; break; |
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199 | #endif |
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200 | } |
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201 | break; |
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202 | case ROAR_CODEC_PCM_U_LE: |
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203 | switch (bits) { |
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204 | #ifdef RSD_U8 |
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205 | case 8: return RSD_U8; break; |
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206 | #endif |
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207 | #ifdef RSD_U16_LE |
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208 | case 16: return RSD_U16_LE; break; |
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209 | #endif |
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210 | } |
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211 | break; |
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212 | case ROAR_CODEC_PCM_U_BE: |
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213 | switch (bits) { |
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214 | #ifdef RSD_U8 |
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215 | case 8: return RSD_U8; break; |
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216 | #endif |
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217 | #ifdef RSD_U16_BE |
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218 | case 16: return RSD_U16_BE; break; |
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219 | #endif |
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220 | } |
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221 | break; |
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222 | #ifdef RSD_ALAW |
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223 | case ROAR_CODEC_ALAW: |
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224 | return RSD_ALAW; |
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225 | break; |
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226 | #endif |
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227 | #ifdef RSD_MULAW |
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228 | case ROAR_CODEC_MULAW: |
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229 | return RSD_MULAW; |
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230 | break; |
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231 | #endif |
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232 | } |
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233 | return 0; |
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234 | } |
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235 | #endif |
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236 | |
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237 | int main (int argc, char * argv[]) { |
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238 | struct roar_connection con[1]; |
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239 | struct roar_stream stream[1]; |
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240 | #ifdef _HAVE_OSS |
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241 | struct roar_vio_calls vio; |
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242 | struct roar_audio_info info; |
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243 | #endif |
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244 | #ifdef _HAVE_RSOUND |
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245 | rsound_t *rd; |
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246 | enum rsd_format fmt = 0; |
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247 | #endif |
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248 | int rate = 44100; |
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249 | int bits = 16; |
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250 | int channels = 2; |
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251 | int codec = ROAR_CODEC_DEFAULT; |
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252 | int type = parse_type(NULL); |
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253 | int tmp; |
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254 | char * server = NULL; |
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255 | char * remote = "+slp"; // we hope SLP located server is not local one |
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256 | char * k; |
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257 | int rfh; |
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258 | int i; |
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259 | int localdir = ROAR_DIR_BIDIR; |
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260 | int rport; |
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261 | |
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262 | for (i = 1; i < argc; i++) { |
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263 | k = argv[i]; |
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264 | |
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265 | if ( strcmp(k, "--server") == 0 ) { |
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266 | server = argv[++i]; |
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267 | } else if ( strcmp(k, "--remote") == 0 ) { |
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268 | remote = argv[++i]; |
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269 | } else if ( strcmp(k, "--type") == 0 ) { |
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270 | type = parse_type(argv[++i]); |
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271 | } else if ( strcmp(k, "--rate") == 0 ) { |
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272 | rate = atoi(argv[++i]); |
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273 | } else if ( strcmp(k, "--bits") == 0 ) { |
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274 | bits = atoi(argv[++i]); |
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275 | } else if ( strcmp(k, "--channels") == 0 || strcmp(k, "--chans") == 0 ) { |
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276 | channels = atoi(argv[++i]); |
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277 | } else if ( strcmp(k, "--codec") == 0 ) { |
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278 | codec = roar_str2codec(argv[++i]); |
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279 | } else if ( strcmp(k, "--verbose") == 0 || strcmp(k, "-v") == 0 ) { |
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280 | g_verbose++; |
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281 | } else if ( strcmp(k, "--help") == 0 ) { |
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282 | usage(); |
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283 | return 0; |
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284 | } else { |
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285 | fprintf(stderr, "Error: unknown argument: %s\n", k); |
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286 | usage(); |
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287 | return 1; |
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288 | } |
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289 | } |
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290 | |
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291 | switch (type & MT_MASK) { |
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292 | case MT_ROAR: |
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293 | switch (type & ST_MASK) { |
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294 | case ST_BIDIR: |
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295 | tmp = ROAR_DIR_BIDIR; |
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296 | break; |
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297 | case ST_FILTER: |
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298 | tmp = ROAR_DIR_FILTER; |
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299 | break; |
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300 | case ST_TRANSMIT: |
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301 | tmp = ROAR_DIR_PLAY; |
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302 | localdir = ROAR_DIR_MONITOR; |
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303 | break; |
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304 | case ST_RECEIVE: |
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305 | tmp = ROAR_DIR_MONITOR; |
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306 | localdir = ROAR_DIR_PLAY; |
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307 | break; |
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308 | default: |
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309 | fprintf(stderr, "Error: unknown stream type\n"); |
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310 | return 2; |
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311 | } |
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312 | rfh = roar_simple_stream(rate, channels, bits, codec, remote, tmp, "roarinterconnect"); |
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313 | break; |
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314 | #ifdef _HAVE_OSS |
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315 | case MT_OSS: |
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316 | switch (type & ST_MASK) { |
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317 | case ST_BIDIR: |
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318 | tmp = ROAR_DIR_BIDIR; |
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319 | break; |
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320 | case ST_TRANSMIT: |
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321 | tmp = ROAR_DIR_PLAY; |
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322 | localdir = ROAR_DIR_MONITOR; |
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323 | break; |
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324 | case ST_RECEIVE: |
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325 | tmp = ROAR_DIR_RECORD; |
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326 | localdir = ROAR_DIR_PLAY; |
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327 | break; |
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328 | default: |
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329 | fprintf(stderr, "Error: unknown stream type\n"); |
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330 | return 2; |
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331 | } |
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332 | info.rate = rate; |
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333 | info.channels = channels; |
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334 | info.bits = bits; |
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335 | info.codec = codec; |
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336 | if ( roar_cdriver_oss(&vio, "OSS", remote, &info, tmp) == -1 ) { |
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337 | fprintf(stderr, "Error: can not open OSS device %s\n", remote); |
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338 | return 2; |
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339 | } |
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340 | if ( roar_vio_ctl(&vio, ROAR_VIO_CTL_GET_FH, &rfh) == -1 ) { |
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341 | roar_vio_close(&vio); |
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342 | fprintf(stderr, "Error: can not get filehandle for OSS device %s\n", remote); |
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343 | return 2; |
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344 | } |
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345 | break; |
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346 | #endif |
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347 | #ifdef ROAR_HAVE_ESD |
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348 | case MT_ESD: |
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349 | tmp = ESD_STREAM|ESD_PLAY; |
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350 | |
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351 | switch (bits) { |
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352 | case 8: tmp |= ESD_BITS8; break; |
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353 | case 16: tmp |= ESD_BITS16; break; |
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354 | default: |
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355 | fprintf(stderr, "Error: EsounD only supports 8 and 16 bit streams\n"); |
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356 | return 2; |
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357 | } |
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358 | |
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359 | switch (channels) { |
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360 | case 1: tmp |= ESD_MONO; break; |
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361 | case 2: tmp |= ESD_STEREO; break; |
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362 | default: |
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363 | fprintf(stderr, "Error: EsounD only supports mono and stereo streams\n"); |
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364 | return 2; |
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365 | } |
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366 | |
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367 | // TODO: FIXME: this is only true if the esd runs on a LE system,... |
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368 | if ( bits == 8 && codec != ROAR_CODEC_PCM_U_LE ) { |
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369 | fprintf(stderr, "Error: EsounD only supports unsigned PCM in 8 bit mode\n"); |
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370 | return 2; |
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371 | } else if ( bits == 16 && codec != ROAR_CODEC_DEFAULT ) { |
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372 | fprintf(stderr, "Error: EsounD only supports signed PCM in 16 bit mode\n"); |
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373 | return 2; |
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374 | } |
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375 | |
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376 | switch (type & ST_MASK) { |
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377 | case ST_FILTER: |
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378 | rfh = esd_filter_stream(tmp, rate, remote, "roarinterconnect"); |
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379 | break; |
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380 | case ST_TRANSMIT: |
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381 | rfh = esd_play_stream(tmp, rate, remote, "roarinterconnect"); |
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382 | break; |
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383 | case ST_RECEIVE: |
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384 | rfh = esd_monitor_stream(tmp, rate, remote, "roarinterconnect"); |
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385 | break; |
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386 | default: |
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387 | fprintf(stderr, "Error: this type is not supported by EsounD\n"); |
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388 | return 2; |
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389 | break; |
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390 | } |
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391 | break; |
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392 | #endif |
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393 | #ifdef _HAVE_RSOUND |
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394 | case MT_RSOUND: |
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395 | fmt = para2rsdfmt(bits, codec); |
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396 | |
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397 | if ( fmt == 0 ) { |
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398 | fprintf(stderr, "Error: Bits/Codec not supported by RSound\n"); |
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399 | return 2; |
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400 | } |
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401 | |
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402 | switch (type & ST_MASK) { |
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403 | case ST_TRANSMIT: |
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404 | localdir = ROAR_DIR_MONITOR; |
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405 | |
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406 | rsd_init(&rd); |
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407 | rsd_set_param(rd, RSD_HOST, remote); |
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408 | rsd_set_param(rd, RSD_CHANNELS, &channels); |
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409 | rsd_set_param(rd, RSD_SAMPLERATE, &rate); |
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410 | rsd_set_param(rd, RSD_FORMAT, &fmt); |
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411 | rfh = rsd_exec(rd); |
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412 | if ( rfh == -1 ) { |
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413 | rsd_stop(rd); |
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414 | rsd_free(rd); |
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415 | } |
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416 | break; |
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417 | default: |
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418 | fprintf(stderr, "Error: this type is not supported by RSound\n"); |
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419 | return 2; |
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420 | break; |
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421 | } |
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422 | break; |
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423 | #endif |
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424 | case MT_SIMPLE: |
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425 | switch (type & ST_MASK) { |
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426 | case ST_BIDIR: |
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427 | tmp = -1; |
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428 | localdir = ROAR_DIR_BIDIR; |
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429 | break; |
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430 | case ST_TRANSMIT: |
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431 | tmp = SHUT_RD; |
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432 | localdir = ROAR_DIR_MONITOR; |
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433 | break; |
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434 | case ST_RECEIVE: |
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435 | tmp = SHUT_WR; |
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436 | localdir = ROAR_DIR_PLAY; |
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437 | break; |
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438 | default: |
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439 | fprintf(stderr, "Error: this type is not supported by PulseAudio\n"); |
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440 | return 2; |
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441 | } |
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442 | // we guess INET here... |
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443 | if ( strstr(remote, "/") == NULL && (k = strstr(remote, ":")) != NULL ) { |
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444 | *k = 0; |
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445 | k++; |
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446 | rport = atoi(k); |
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447 | } else { |
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448 | rport = 4712; |
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449 | } |
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450 | rfh = roar_socket_connect(remote, rport); |
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451 | if ( tmp != -1 ) { |
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452 | ROAR_SHUTDOWN(rfh, tmp); |
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453 | } |
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454 | break; |
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455 | default: |
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456 | fprintf(stderr, "Error: unknown/not supported server type\n"); |
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457 | return 2; |
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458 | } |
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459 | |
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460 | if ( rfh == -1 ) { |
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461 | fprintf(stderr, "Error: can not connect to remote server\n"); |
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462 | return 10; |
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463 | } |
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464 | |
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465 | if ( roar_simple_connect(con, server, "roarinterconnect") == -1 ) { |
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466 | fprintf(stderr, "Can not connect to local server\n"); |
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467 | return 20; |
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468 | } |
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469 | |
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470 | if ( roar_stream_new(stream, rate, channels, bits, codec) == -1 ) { |
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471 | roar_disconnect(con); |
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472 | return 21; |
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473 | } |
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474 | |
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475 | if ( roar_stream_connect(con, stream, localdir) == -1 ) { |
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476 | roar_disconnect(con); |
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477 | return 22; |
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478 | } |
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479 | |
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480 | if ( roar_stream_passfh(con, stream, rfh) == -1 ) { |
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481 | roar_disconnect(con); |
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482 | return 23; |
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483 | } |
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484 | |
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485 | roar_simple_close(rfh); |
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486 | |
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487 | if ( roar_stream_attach_simple(con, stream, 0) == -1 ) { |
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488 | fprintf(stderr, "Can not attach remote stream to local server\n"); |
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489 | } |
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490 | |
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491 | roar_disconnect(con); |
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492 | |
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493 | ROAR_INFO("Stream ID: %i", 1, stream->id); |
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494 | |
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495 | return 0; |
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496 | } |
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497 | |
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498 | //ll |
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