1 | //esdctl.c: |
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2 | |
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3 | #include "libroaresd.h" |
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4 | |
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5 | /* lock/unlock will disable/enable foreign clients from connecting */ |
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6 | |
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7 | // we do not have such a thing at the moment... |
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8 | // so always return -1 |
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9 | int esd_lock( int esd ) { |
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10 | return -1; |
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11 | } |
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12 | int esd_unlock( int esd ) { |
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13 | return -1; |
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14 | } |
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15 | |
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16 | /* standby/resume will free/reclaim audio device so others may use it */ |
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17 | int esd_standby( int esd ) { |
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18 | struct roar_connection con; |
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19 | |
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20 | con.fh = esd; |
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21 | |
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22 | return roar_set_standby(&con, ROAR_STANDBY_ACTIVE); |
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23 | } |
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24 | |
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25 | int esd_resume( int esd ) { |
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26 | struct roar_connection con; |
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27 | |
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28 | con.fh = esd; |
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29 | |
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30 | return roar_set_standby(&con, ROAR_STANDBY_INACTIVE); |
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31 | } |
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32 | |
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33 | /* print server into to stdout */ |
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34 | void esd_print_server_info( esd_server_info_t *server_info ) { |
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35 | char buf[80] = ""; |
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36 | |
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37 | if ( server_info->format & ESD_BITS8 ) |
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38 | strcat(buf, "8 bit "); |
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39 | else |
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40 | strcat(buf, "16 bit "); |
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41 | |
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42 | if ( server_info->format & ESD_MONO ) |
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43 | strcat(buf, "stereo "); |
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44 | else |
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45 | strcat(buf, "mono "); |
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46 | |
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47 | printf("server version = %i\n", server_info->version); |
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48 | printf("server format = 0x%08x %s\n", server_info->format, buf); |
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49 | printf("server rate = %i\n", server_info->rate); |
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50 | } |
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51 | |
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52 | |
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53 | void esd_print_player_info( esd_player_info_t *player_info ) { |
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54 | char buf[80] = ""; |
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55 | |
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56 | if ( player_info->format & ESD_BITS8 ) |
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57 | strcat(buf, "8 bit "); |
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58 | else |
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59 | strcat(buf, "16 bit "); |
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60 | |
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61 | if ( player_info->format & ESD_MONO ) |
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62 | strcat(buf, "stereo "); |
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63 | else |
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64 | strcat(buf, "mono "); |
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65 | |
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66 | printf("player %i name = %s\n", player_info->source_id, player_info->name); |
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67 | printf("player %i format = 0x%08x %s\n", player_info->source_id, player_info->format, buf); |
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68 | printf("player %i rate = %i\n", player_info->source_id, player_info->rate); |
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69 | printf("player %i left = %i\n", player_info->source_id, player_info->left_vol_scale ); |
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70 | printf("player %i right = %i\n", player_info->source_id, player_info->right_vol_scale ); |
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71 | } |
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72 | void esd_print_sample_info( esd_sample_info_t *sample_info ) { |
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73 | } |
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74 | |
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75 | /* print all info to stdout */ |
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76 | void esd_print_all_info( esd_info_t *all_info ) { |
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77 | esd_player_info_t *player; |
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78 | esd_sample_info_t *sample; |
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79 | |
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80 | |
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81 | esd_print_server_info(all_info->server); |
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82 | |
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83 | player = all_info->player_list; |
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84 | |
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85 | while (player) { |
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86 | esd_print_player_info(player); |
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87 | player = player->next; |
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88 | } |
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89 | |
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90 | sample = all_info->sample_list; |
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91 | |
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92 | while (sample) { |
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93 | esd_print_sample_info(sample); |
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94 | sample = sample->next; |
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95 | } |
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96 | |
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97 | } |
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98 | |
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99 | /* retrieve server properties (sample rate, format, version number) */ |
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100 | esd_server_info_t *esd_get_server_info( int esd ) { |
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101 | esd_server_info_t * r; |
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102 | struct roar_stream s; |
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103 | struct roar_connection con; |
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104 | struct roar_message m; |
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105 | |
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106 | r = malloc(sizeof(esd_server_info_t)); |
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107 | |
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108 | if ( r == NULL ) |
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109 | return NULL; |
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110 | |
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111 | r->version = 0; // seems to be static |
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112 | |
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113 | con.fh = esd; |
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114 | m.cmd = ROAR_CMD_SERVER_OINFO; |
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115 | m.datalen = 0; |
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116 | |
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117 | if ( roar_req(&con, &m, NULL) == -1 ) { |
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118 | free(r); |
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119 | return NULL; |
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120 | } |
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121 | |
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122 | if ( m.cmd != ROAR_CMD_OK ) { |
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123 | free(r); |
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124 | return NULL; |
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125 | } |
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126 | |
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127 | if ( roar_stream_m2s(&s, &m) == -1 ) { |
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128 | free(r); |
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129 | return NULL; |
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130 | } |
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131 | |
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132 | r->rate = s.info.rate; |
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133 | r->format = 0; |
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134 | |
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135 | if ( s.info.channels == 1 ) |
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136 | r->format |= ESD_MONO; |
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137 | else |
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138 | r->format |= ESD_STEREO; |
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139 | |
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140 | if ( s.info.bits == 8 ) |
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141 | r->format |= ESD_BITS8; |
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142 | else |
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143 | r->format |= ESD_BITS16; |
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144 | |
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145 | return r; |
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146 | } |
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147 | /* release all memory allocated for the server properties structure */ |
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148 | void esd_free_server_info( esd_server_info_t *server_info ) { |
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149 | if (server_info) |
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150 | free(server_info); |
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151 | } |
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152 | |
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153 | /* retrieve all information from server */ |
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154 | esd_info_t *esd_get_all_info( int esd ) { |
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155 | esd_info_t * r; |
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156 | int i; |
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157 | int num; |
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158 | int clients[ROAR_CLIENTS_MAX]; |
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159 | struct roar_client c; |
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160 | struct roar_stream s; |
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161 | struct roar_connection con[1]; |
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162 | esd_player_info_t * new_player, * cur = NULL; // = NULL to avoid gcc warning |
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163 | |
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164 | con->fh = esd; |
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165 | |
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166 | r = malloc(sizeof(esd_info_t)); |
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167 | |
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168 | if ( r == NULL ) |
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169 | return NULL; |
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170 | |
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171 | r->server = esd_get_server_info(esd); |
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172 | r->player_list = NULL; |
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173 | r->sample_list = NULL; |
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174 | |
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175 | if ( (num = roar_list_clients(con, clients, ROAR_CLIENTS_MAX)) == -1 ) { |
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176 | ROAR_ERR("esd_get_all_info(*): can not get client list"); |
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177 | num = 0; |
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178 | } |
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179 | |
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180 | for (i = 0; i < num; i++) { |
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181 | if ( roar_get_client(con, &c, clients[i]) == -1 ) { |
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182 | ROAR_ERR("esd_get_all_info(*): can not get client info"); |
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183 | continue; |
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184 | } |
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185 | |
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186 | if ( c.execed != -1 ) { |
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187 | if ( roar_get_stream(con, &s, c.execed) == -1 ) { |
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188 | ROAR_ERR("esd_get_all_info(*): can not get stream info"); |
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189 | continue; |
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190 | } |
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191 | |
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192 | if ( (new_player = malloc(sizeof(esd_player_info_t))) == NULL ) { |
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193 | ROAR_ERR("esd_get_all_info(*): can not alloc memory for new player! BAD"); |
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194 | continue; |
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195 | } |
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196 | |
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197 | new_player->next = NULL; |
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198 | |
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199 | new_player->source_id = c.execed; |
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200 | new_player->rate = s.info.rate; |
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201 | |
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202 | new_player->format = ROAR_S2ESD(&s); |
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203 | // sprintf(new_player->name, "roar stream %i", c.execed); |
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204 | strncpy(new_player->name, c.name, ESD_NAME_MAX < ROAR_BUFFER_NAME ? ESD_NAME_MAX : ESD_NAME_MAX); |
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205 | |
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206 | new_player->server = r->server; |
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207 | new_player->left_vol_scale = new_player->right_vol_scale = 256; // TODO: add data from the mixer |
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208 | |
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209 | if ( r->player_list == NULL ) { |
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210 | r->player_list = cur = new_player; |
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211 | } else { |
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212 | cur->next = new_player; // add to old player |
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213 | cur = new_player; // hop to next player |
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214 | } |
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215 | |
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216 | } |
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217 | } |
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218 | |
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219 | return r; |
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220 | } |
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221 | |
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222 | /* retrieve all information from server, and update until unsubsribed or closed */ |
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223 | esd_info_t *esd_subscribe_all_info( int esd ); |
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224 | |
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225 | /* call to update the info structure with new information, and call callbacks */ |
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226 | esd_info_t *esd_update_info( int esd, esd_info_t *info, |
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227 | esd_update_info_callbacks_t *callbacks ); |
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228 | esd_info_t *esd_unsubscribe_info( int esd ); |
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229 | |
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230 | /* release all memory allocated for the esd info structure */ |
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231 | void esd_free_all_info( esd_info_t *info ) { |
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232 | esd_player_info_t *player, *oplayer; |
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233 | esd_sample_info_t *sample, *osample; |
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234 | |
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235 | if ( info != NULL ) { |
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236 | |
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237 | /* |
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238 | if ( info->server ) |
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239 | free(info->server); |
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240 | */ |
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241 | esd_free_server_info(info->server); |
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242 | |
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243 | |
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244 | /* |
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245 | // TODO: do we need to free more? |
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246 | if ( info->player_list ) |
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247 | free(info->player_list); |
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248 | |
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249 | if ( info->sample_list ) |
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250 | free(info->sample_list); |
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251 | */ |
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252 | |
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253 | player = info->player_list; |
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254 | |
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255 | while (player) { |
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256 | oplayer = player; |
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257 | player = player->next; |
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258 | |
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259 | free(oplayer); |
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260 | } |
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261 | |
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262 | sample = info->sample_list; |
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263 | |
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264 | while (sample) { |
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265 | osample = sample; |
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266 | sample = sample->next; |
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267 | |
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268 | free(osample); |
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269 | } |
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270 | |
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271 | free(info); |
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272 | } |
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273 | } |
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274 | |
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275 | |
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276 | /* reset the volume panning for a stream */ |
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277 | int esd_set_stream_pan( int esd, int stream_id, |
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278 | int left_scale, int right_scale ) { |
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279 | struct roar_connection con; |
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280 | struct roar_mixer_settings mixer; |
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281 | |
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282 | con.fh = esd; |
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283 | |
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284 | mixer.mixer[0] = left_scale == 256 ? 65535 : left_scale * 256; |
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285 | mixer.mixer[1] = right_scale == 256 ? 65535 : right_scale * 256; |
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286 | |
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287 | ROAR_DBG("esd_set_stream_pan(esd=%i, stream_id=%i, left_scale=%i, right_scale=%i) = ?", |
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288 | esd, stream_id, left_scale, right_scale); |
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289 | |
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290 | return roar_set_vol(&con, stream_id, &mixer, 2); |
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291 | } |
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292 | |
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293 | /* reset the default volume panning for a sample */ |
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294 | int esd_set_default_sample_pan( int esd, int sample_id, |
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295 | int left_scale, int right_scale ) { |
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296 | return -1; |
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297 | } |
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298 | |
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299 | /* see if the server is in stnaby, autostandby, etc */ |
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300 | esd_standby_mode_t esd_get_standby_mode( int esd ) { |
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301 | return roar_simple_get_standby(esd); |
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302 | } |
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303 | |
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304 | //ll |
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