1 | //output.c: |
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2 | |
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3 | /* |
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4 | * Copyright (C) Philipp 'ph3-der-loewe' Schafft - 2008-2011 |
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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, 51 Franklin Street, Fifth Floor, |
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22 | * Boston, MA 02110-1301, USA. |
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23 | * |
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24 | */ |
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25 | |
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26 | #include "roard.h" |
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27 | |
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28 | int output_buffer_init (struct roar_audio_info * info) { |
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29 | size_t size; |
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30 | void * buf; |
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31 | |
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32 | g_output_buffer = NULL; |
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33 | g_input_buffer = NULL; |
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34 | g_output_buffer_len = 0; |
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35 | |
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36 | size = ROAR_OUTPUT_CALC_OUTBUFSIZE(info); |
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37 | |
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38 | ROAR_DBG("output_buffer_init(*): output buffer size is %i", size); |
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39 | |
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40 | if ( (buf = roar_mm_malloc(size)) == NULL ) |
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41 | return -1; |
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42 | |
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43 | g_output_buffer = buf; |
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44 | g_output_buffer_len = size; |
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45 | |
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46 | if ( (buf = roar_mm_malloc(size)) == NULL ) { |
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47 | g_output_buffer = NULL; |
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48 | g_output_buffer_len = 0; |
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49 | roar_mm_free(g_output_buffer); |
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50 | return -1; |
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51 | } |
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52 | |
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53 | g_input_buffer = buf; |
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54 | |
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55 | ROAR_DBG("output_buffer_init(*): output buffer is at %p", buf); |
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56 | |
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57 | memlock_register(MEMLOCK_LOW, g_output_buffer, size); |
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58 | memlock_register(MEMLOCK_LOW, g_input_buffer, size); |
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59 | |
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60 | output_buffer_reinit(); |
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61 | |
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62 | return 0; |
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63 | } |
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64 | |
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65 | int output_buffer_reinit (void) { |
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66 | |
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67 | if ( g_output_buffer != NULL ) |
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68 | memset(g_output_buffer, 0, g_output_buffer_len); |
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69 | |
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70 | return 0; |
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71 | } |
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72 | |
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73 | int output_buffer_free (void) { |
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74 | ROAR_DBG("output_buffer_init(*): freeing output buffer at %p", g_output_buffer); |
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75 | |
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76 | if ( g_output_buffer != NULL ) |
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77 | roar_mm_free(g_output_buffer); |
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78 | |
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79 | if ( g_input_buffer != NULL ) |
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80 | roar_mm_free(g_input_buffer); |
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81 | |
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82 | g_output_buffer = NULL; |
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83 | g_input_buffer = NULL; |
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84 | g_output_buffer_len = 0; |
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85 | |
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86 | return 0; |
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87 | } |
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88 | |
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89 | |
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90 | |
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91 | |
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92 | |
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93 | |
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94 | #ifdef ROAR_DRIVER_DEFAULT |
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95 | int output_add_default (char * drv, char * dev, char * opts, int prim, int count) { |
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96 | return output_add(drv, dev, opts, prim, count); |
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97 | } |
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98 | #else |
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99 | int output_add_default (char * drv, char * dev, char * opts, int prim, int count) { |
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100 | char * drvs[] = { |
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101 | // operating system depended things: |
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102 | #ifdef __OpenBSD__ |
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103 | /* OpenBSD use sndio natively, this check is discusses with upstream (See ML archive August 2010) */ |
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104 | "sndio", |
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105 | #endif |
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106 | // native and pseudo-native interfaces: |
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107 | "oss", "alsa", "sndio", "wmm", |
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108 | // sound libs: |
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109 | "ao", "portaudio", |
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110 | // other sound systems: |
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111 | "esd", "rsound", "artsc", "pulsesimple", "roar", |
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112 | // libroareio's drivers: |
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113 | "cdriver", |
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114 | // specal buildins: |
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115 | "sysclock", "null", |
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116 | // terminator: |
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117 | NULL |
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118 | }; |
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119 | int i; |
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120 | int ret; |
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121 | int _alive; |
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122 | char * _opts; |
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123 | |
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124 | if ( drv != NULL ) |
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125 | return output_add(drv, dev, opts, prim, count); |
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126 | |
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127 | if ( dev != NULL ) { |
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128 | ROAR_WARN("add_default_output(drv=(none), dev='%s', opts='%s', prim=%i, count=%i): It's not recommended to use device name without driver name.", dev, opts, prim, count); |
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129 | } |
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130 | |
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131 | for (i = 0; drvs[i] != NULL; i++) { |
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132 | ROAR_INFO("add_default_output(*): trying driver %s", ROAR_DBG_INFO_INFO, drvs[i]); |
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133 | _alive = alive; // save global alive setting |
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134 | |
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135 | if ( opts == NULL ) { |
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136 | _opts = NULL; |
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137 | } else { |
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138 | _opts = roar_mm_strdup(opts); |
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139 | } |
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140 | |
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141 | ret = output_add(drvs[i], dev, _opts, prim, count); |
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142 | |
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143 | if ( _opts != NULL ) |
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144 | roar_mm_free(_opts); |
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145 | |
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146 | if ( ret != -1 ) |
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147 | return ret; |
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148 | |
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149 | alive = _alive; // restore global alive setting |
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150 | ROAR_INFO("add_default_output(*): Driver %s faild to load", ROAR_DBG_INFO_VERBOSE, drvs[i]); |
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151 | } |
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152 | |
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153 | return -1; |
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154 | } |
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155 | #endif |
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156 | |
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157 | |
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158 | #define _CKPARAM(n) if ( n (v == NULL) ) { \ |
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159 | ROAR_WARN("add_output(drv='%s', dev='%s', opts=..., prim=%i, count=%i): " \ |
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160 | "Parameter '%s' expects %s parameter.", \ |
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161 | drv, dev, prim, count, k, (n 1) ? "a" : "no"); \ |
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162 | error++; \ |
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163 | } else |
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164 | |
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165 | int output_add (char * drv, char * dev, char * opts, int prim, int count) { |
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166 | int stream; |
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167 | int default_flags = 0; |
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168 | struct roar_stream * s; |
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169 | struct roar_stream_server * ss; |
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170 | char * k, * v; |
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171 | #ifdef ROAR_DRIVER_CODEC |
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172 | char * to_free = NULL; |
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173 | #endif |
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174 | int sync = 0, f_mmap = 0; |
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175 | int32_t blocks = -1, blocksize = -1; |
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176 | int dir = ROAR_DIR_OUTPUT; |
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177 | int error = 0; |
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178 | // DMX: |
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179 | int32_t channel = -1; |
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180 | int32_t universe = -1; |
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181 | uint16_t tu16; |
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182 | float q = -32e6; |
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183 | |
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184 | ROAR_INFO("add_output(drv='%s', dev='%s', opts='%s', prim=%i, count=%i): trying to add output driver", ROAR_DBG_INFO_INFO, drv, dev, opts, prim, count); |
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185 | |
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186 | if ( drv == NULL && count == 0 ) { |
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187 | #ifdef ROAR_DRIVER_DEFAULT |
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188 | drv = ROAR_DRIVER_DEFAULT; |
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189 | prim = 1; |
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190 | sync = 1; |
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191 | |
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192 | #ifdef ROAR_DRIVER_CODEC |
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193 | if ( opts == NULL ) { |
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194 | opts = to_free = strdup("codec=" ROAR_DRIVER_CODEC); |
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195 | } |
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196 | #endif |
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197 | #else |
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198 | ROAR_ERR("add_output(*): Can not find default driver"); |
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199 | return -1; |
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200 | #endif |
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201 | } |
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202 | |
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203 | if ( opts == NULL && count == 0 ) { |
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204 | ROAR_DBG("add_output(drv='%s', dev='%s', opts='%s') = ?", drv, dev, opts); |
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205 | default_flags = ROAR_FLAG_AUTOCONF|ROAR_FLAG_RECSOURCE; |
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206 | sync = 1; |
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207 | prim = 1; // if ( prim == 0 ) prim = 1; -> prim allways = 1 |
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208 | } |
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209 | |
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210 | ROAR_DBG("add_output(drv='%s', dev='%s', opts='%s') = ?", drv, dev, opts); |
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211 | |
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212 | if ( (stream = streams_new()) == -1 ) { |
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213 | ROAR_DBG("add_output(drv='%s', dev='%s', opts='%s') = -1", drv, dev, opts); |
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214 | if ( prim ) alive = 0; |
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215 | return -1; |
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216 | } |
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217 | |
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218 | ROAR_DBG("add_output(drv='%s', dev='%s', opts='%s') = ?", drv, dev, opts); |
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219 | |
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220 | streams_get(stream, &ss); |
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221 | s = ROAR_STREAM(ss); |
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222 | |
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223 | ROAR_DBG("add_output(drv='%s', dev='%s', opts='%s') = ?", drv, dev, opts); |
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224 | |
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225 | memset(&(s->info), 0xFF, sizeof(struct roar_audio_info)); // set everything to -1 |
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226 | |
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227 | s->pos_rel_id = -1; |
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228 | // s->info.codec = codec; |
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229 | |
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230 | // seting default flags: |
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231 | streams_set_flag(stream, default_flags); |
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232 | |
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233 | ROAR_DBG("add_output(drv='%s', dev='%s', opts='%s') = ?", drv, dev, opts); |
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234 | |
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235 | if ( opts == NULL ) { |
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236 | k = NULL; |
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237 | } else { |
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238 | k = strtok(opts, ","); |
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239 | } |
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240 | |
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241 | ROAR_DBG("add_output(drv='%s', dev='%s', opts='%s'): initial k='%s'(%p)", drv, dev, opts, k, k); |
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242 | |
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243 | while (k != NULL) { |
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244 | // ROAR_WARN("add_output(*): opts: %s", k); |
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245 | |
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246 | if ( (v = strstr(k, "=")) != NULL ) { |
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247 | *v++ = 0; |
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248 | } |
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249 | |
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250 | ROAR_DBG("add_output(*): opts: k='%s', v='%s'", k, v); |
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251 | if ( strcmp(k, "rate") == 0 ) { |
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252 | _CKPARAM() |
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253 | s->info.rate = atoi(v); |
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254 | } else if ( strcmp(k, "channels") == 0 ) { |
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255 | _CKPARAM() |
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256 | s->info.channels = atoi(v); |
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257 | } else if ( strcmp(k, "bits") == 0 ) { |
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258 | _CKPARAM() |
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259 | s->info.bits = atoi(v); |
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260 | } else if ( strcmp(k, "codec") == 0 ) { |
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261 | _CKPARAM() |
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262 | if ( (s->info.codec = roar_str2codec(v)) == -1 ) { |
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263 | ROAR_ERR("add_output(*): unknown codec '%s'", v); |
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264 | error++; |
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265 | } |
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266 | } else if ( strcmp(k, "q") == 0 ) { |
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267 | _CKPARAM() |
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268 | q = atof(v); |
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269 | } else if ( strcmp(k, "blocks") == 0 ) { |
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270 | _CKPARAM() |
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271 | blocks = atoi(v); |
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272 | } else if ( strcmp(k, "blocksize") == 0 ) { |
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273 | _CKPARAM() |
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274 | blocksize = atoi(v); |
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275 | } else if ( strcmp(k, "mmap") == 0 ) { |
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276 | _CKPARAM(!) |
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277 | f_mmap = 1; |
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278 | } else if ( strcmp(k, "subsystem") == 0 ) { |
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279 | _CKPARAM() { |
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280 | if ( !strcasecmp(v, "wave") || !strcasecmp(v, "waveform") ) { |
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281 | dir = ROAR_DIR_OUTPUT; |
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282 | #ifndef ROAR_WITHOUT_DCOMP_MIDI |
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283 | } else if ( !strcasecmp(v, "midi") ) { |
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284 | dir = ROAR_DIR_MIDI_OUT; |
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285 | #endif |
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286 | #ifndef ROAR_WITHOUT_DCOMP_LIGHT |
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287 | } else if ( !strcasecmp(v, "light") ) { |
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288 | dir = ROAR_DIR_LIGHT_OUT; |
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289 | #endif |
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290 | #ifndef ROAR_WITHOUT_DCOMP_RAW |
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291 | } else if ( !strcasecmp(v, "raw") ) { |
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292 | dir = ROAR_DIR_RAW_OUT; |
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293 | #endif |
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294 | } else if ( !strcasecmp(v, "complex") ) { |
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295 | dir = ROAR_DIR_COMPLEX_OUT; |
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296 | } else { |
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297 | ROAR_ERR("add_output(*): unknown/unsupported subsystem '%s'", k); |
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298 | error++; |
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299 | } |
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300 | } |
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301 | // DMX: |
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302 | } else if ( strcmp(k, "channel") == 0 ) { |
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303 | _CKPARAM() { |
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304 | channel = atoi(v); |
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305 | if ( channel < 0 || channel > 65535 ) { |
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306 | ROAR_ERR("add_output(*): Invalide channel (not within 0..65535): %i", channel); |
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307 | channel = -1; |
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308 | error++; |
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309 | } |
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310 | } |
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311 | } else if ( strcmp(k, "universe") == 0 ) { |
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312 | _CKPARAM() { |
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313 | universe = atoi(v); |
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314 | if ( universe < 0 || universe > 255 ) { |
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315 | ROAR_ERR("add_output(*): Invalide universe (not within 0..255): %i", universe); |
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316 | universe = -1; |
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317 | error++; |
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318 | } |
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319 | } |
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320 | |
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321 | } else if ( strcmp(k, "name") == 0 ) { |
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322 | _CKPARAM() { |
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323 | if ( streams_set_name(stream, v) == -1 ) { |
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324 | ROAR_ERR("add_output(*): Can not set Stream name"); |
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325 | error++; |
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326 | } |
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327 | } |
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328 | |
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329 | } else if ( strcmp(k, "meta") == 0 ) { |
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330 | _CKPARAM(!) |
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331 | streams_set_flag(stream, ROAR_FLAG_META); |
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332 | } else if ( strcmp(k, "sync") == 0 ) { |
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333 | _CKPARAM(!) |
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334 | sync = 1; |
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335 | } else if ( strcmp(k, "primary") == 0 ) { |
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336 | _CKPARAM(!) |
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337 | prim = 1; |
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338 | |
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339 | } else if ( strcmp(k, "cleanmeta") == 0 ) { |
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340 | _CKPARAM(!) |
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341 | streams_set_flag(stream, ROAR_FLAG_CLEANMETA); |
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342 | } else if ( strcmp(k, "autoconf") == 0 ) { |
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343 | _CKPARAM(!) |
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344 | streams_set_flag(stream, ROAR_FLAG_AUTOCONF); |
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345 | } else if ( strcmp(k, "recsource") == 0 ) { |
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346 | _CKPARAM(!) |
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347 | streams_set_flag(stream, ROAR_FLAG_RECSOURCE); |
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348 | } else if ( strcmp(k, "passmixer") == 0 ) { |
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349 | _CKPARAM(!) |
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350 | streams_set_flag(stream, ROAR_FLAG_PASSMIXER); |
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351 | } else if ( strcmp(k, "recsource") == 0 ) { |
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352 | _CKPARAM(!) |
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353 | streams_set_flag(stream, ROAR_FLAG_RECSOURCE); |
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354 | } else { |
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355 | ROAR_ERR("add_output(*): unknown option '%s'", k); |
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356 | error++; |
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357 | } |
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358 | |
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359 | if ( error ) { |
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360 | streams_delete(stream); |
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361 | if ( prim ) alive = 0; |
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362 | #ifdef ROAR_DRIVER_CODEC |
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363 | if ( to_free != NULL ) |
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364 | free(to_free); |
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365 | #endif |
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366 | return -1; |
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367 | } |
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368 | |
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369 | k = strtok(NULL, ","); |
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370 | } |
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371 | |
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372 | ROAR_DBG("add_output(drv='%s', dev='%s', opts='%s') = ?", drv, dev, opts); |
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373 | |
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374 | // set audio info... |
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375 | switch (dir) { |
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376 | case ROAR_DIR_LIGHT_OUT: |
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377 | switch (s->info.codec) { |
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378 | case ROAR_CODEC_DMX512: |
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379 | case -1: |
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380 | if ( s->info.rate == -1 ) |
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381 | s->info.rate = ROAR_OUTPUT_CFREQ; |
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382 | |
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383 | s->info.channels = 0; |
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384 | s->info.bits = 8; |
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385 | s->info.codec = ROAR_CODEC_DMX512; // in case codec == -1 |
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386 | break; |
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387 | } |
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388 | break; |
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389 | case ROAR_DIR_MIDI_OUT: |
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390 | switch (s->info.codec) { |
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391 | case ROAR_CODEC_MIDI: |
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392 | case -1: |
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393 | if ( s->info.rate == -1 ) |
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394 | s->info.rate = ROAR_MIDI_TICKS_PER_BEAT; |
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395 | |
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396 | s->info.channels = ROAR_MIDI_CHANNELS_DEFAULT; |
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397 | s->info.bits = ROAR_MIDI_BITS; |
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398 | s->info.codec = ROAR_CODEC_MIDI; // in case codec == -1 |
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399 | break; |
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400 | } |
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401 | break; |
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402 | case ROAR_DIR_RAW_OUT: |
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403 | if ( s->info.rate == -1 ) |
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404 | s->info.rate = 0; |
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405 | if ( s->info.bits == -1 ) |
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406 | s->info.bits = 0; |
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407 | if ( s->info.channels == -1 ) |
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408 | s->info.channels = 0; |
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409 | if ( s->info.codec == -1 ) |
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410 | s->info.codec = 0; |
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411 | break; |
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412 | } |
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413 | |
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414 | if ( s->info.rate == -1 ) |
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415 | s->info.rate = g_sa->rate; |
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416 | if ( s->info.bits == -1 ) |
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417 | s->info.bits = g_sa->bits; |
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418 | if ( s->info.channels == -1 ) |
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419 | s->info.channels = g_sa->channels; |
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420 | if ( s->info.codec == -1 ) |
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421 | s->info.codec = g_sa->codec; |
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422 | |
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423 | ROAR_DBG("add_output(*): s->info = {.rate=%i, .bits=%i, .channels=%i, .codec=%i}", s->info.rate, s->info.bits, s->info.channels, s->info.codec); |
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424 | |
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425 | if ( streams_set_dir(stream, dir, 1) == -1 ) { |
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426 | streams_delete(stream); |
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427 | return -1; |
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428 | } |
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429 | |
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430 | #ifdef ROAR_DRIVER_CODEC |
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431 | if ( to_free != NULL ) |
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432 | free(to_free); |
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433 | #endif |
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434 | |
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435 | if ( s->info.codec == ROAR_CODEC_ALAW || s->info.codec == ROAR_CODEC_MULAW ) |
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436 | s->info.bits = 8; // needed to open OSS driver, will be overriden by codecfilter |
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437 | |
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438 | ROAR_STREAM_SERVER(s)->codec_orgi = s->info.codec; |
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439 | |
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440 | if ( driver_openvio(&(ss->vio), &(ss->driver_id), drv, dev, &(s->info), -1, ss) == -1 ) { |
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441 | ss->driver_id = -1; // don't close a driver not opened... |
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442 | memset(&(ss->vio), 0, sizeof(struct roar_vio_calls)); |
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443 | streams_delete(stream); |
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444 | if ( prim ) alive = 0; |
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445 | ROAR_ERR("add_output(drv='%s', dev='%s', opts='%s'): can not open output driver.", drv, dev, opts); |
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446 | ROAR_DBG("add_output(drv='%s', dev='%s', opts='%s') = -1", drv, dev, opts); |
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447 | return -1; |
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448 | } |
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449 | |
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450 | roar_vio_ctl(&(ss->vio), ROAR_VIO_CTL_SET_SSTREAMID, &stream); // ignore errors here |
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451 | roar_vio_ctl(&(ss->vio), ROAR_VIO_CTL_SET_SSTREAM, s); // ignore errors here |
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452 | |
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453 | if ( blocks != -1 ) |
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454 | roar_vio_ctl(&(ss->vio), ROAR_VIO_CTL_SET_DBLOCKS, &blocks); |
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455 | |
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456 | if ( blocksize != -1 ) |
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457 | roar_vio_ctl(&(ss->vio), ROAR_VIO_CTL_SET_DBLKSIZE, &blocksize); |
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458 | |
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459 | // TODO: we shoudld *really* check for errors here... |
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460 | if ( channel != -1 ) { |
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461 | tu16 = channel; |
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462 | roar_vio_ctl(&(ss->vio), ROAR_VIO_CTL_SET_DMXSCHAN, &tu16); |
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463 | } |
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464 | if ( universe != -1 ) { |
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465 | tu16 = universe; |
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466 | roar_vio_ctl(&(ss->vio), ROAR_VIO_CTL_SET_DMXUNIV, &tu16); |
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467 | } |
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468 | |
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469 | ROAR_DBG("add_output(*): ss->driver_id=%i", ss->driver_id); |
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470 | |
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471 | streams_set_fh(stream, -1); // update some internal structures |
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472 | |
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473 | if ( q > -1e6 ) { |
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474 | ROAR_DBG("add_output(*): setting q=%f", q); |
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475 | streams_ctl(stream, ROAR_CODECFILTER_CTL_SET_Q|ROAR_STREAM_CTL_TYPE_FLOAT, &q); |
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476 | } |
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477 | |
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478 | client_stream_add(g_self_client, stream); |
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479 | |
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480 | if ( prim ) { |
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481 | streams_mark_primary(stream); |
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482 | s->pos_rel_id = stream; |
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483 | } |
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484 | |
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485 | if ( sync ) { |
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486 | streams_set_flag(stream, ROAR_FLAG_SYNC); |
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487 | } else { |
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488 | streams_reset_flag(stream, ROAR_FLAG_SYNC); |
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489 | } |
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490 | |
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491 | if ( f_mmap ) |
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492 | streams_set_flag(stream, ROAR_FLAG_MMAP); |
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493 | |
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494 | ROAR_DBG("add_output(*): s->info = {.rate=%i, .bits=%i, .channels=%i, .codec=%i}", s->info.rate, s->info.bits, s->info.channels, s->info.codec); |
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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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