Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 1 | /* $Id$ */ |
| 2 | /* |
| 3 | * Copyright (C) 2003-2006 Benny Prijono <benny@prijono.org> |
| 4 | * |
| 5 | * This program is free software; you can redistribute it and/or modify |
| 6 | * it under the terms of the GNU General Public License as published by |
| 7 | * the Free Software Foundation; either version 2 of the License, or |
| 8 | * (at your option) any later version. |
| 9 | * |
| 10 | * This program is distributed in the hope that it will be useful, |
| 11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 13 | * GNU General Public License for more details. |
| 14 | * |
| 15 | * You should have received a copy of the GNU General Public License |
| 16 | * along with this program; if not, write to the Free Software |
| 17 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| 18 | */ |
| 19 | #include <pjsua-lib/pjsua.h> |
| 20 | #include <pjsua-lib/pjsua_internal.h> |
| 21 | |
| 22 | |
| 23 | #define THIS_FILE "pjsua_media.c" |
| 24 | |
| 25 | #define PTIME 10 |
| 26 | #define FPS (1000/PTIME) |
| 27 | #define DEFAULT_RTP_PORT 4000 |
| 28 | |
| 29 | |
| 30 | /* Close existing sound device */ |
| 31 | static void close_snd_dev(void); |
| 32 | |
| 33 | |
| 34 | /** |
| 35 | * Init media subsystems. |
| 36 | */ |
| 37 | pj_status_t pjsua_media_subsys_init(const pjsua_media_config *cfg) |
| 38 | { |
| 39 | pj_str_t codec_id; |
Benny Prijono | 0498d90 | 2006-06-19 14:49:14 +0000 | [diff] [blame] | 40 | unsigned opt; |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 41 | pj_status_t status; |
| 42 | |
| 43 | /* Copy configuration */ |
| 44 | pj_memcpy(&pjsua_var.media_cfg, cfg, sizeof(*cfg)); |
| 45 | |
| 46 | /* Normalize configuration */ |
| 47 | #if defined(PJ_DARWINOS) && PJ_DARWINOS!=0 |
| 48 | pjsua_var.media_cfg.clock_rate = 44100; |
| 49 | #endif |
| 50 | |
| 51 | if (pjsua_var.media_cfg.has_ioqueue && |
| 52 | pjsua_var.media_cfg.thread_cnt == 0) |
| 53 | { |
| 54 | pjsua_var.media_cfg.thread_cnt = 1; |
| 55 | } |
| 56 | |
| 57 | if (pjsua_var.media_cfg.max_media_ports < pjsua_var.ua_cfg.max_calls) { |
| 58 | pjsua_var.media_cfg.max_media_ports = pjsua_var.ua_cfg.max_calls + 2; |
| 59 | } |
| 60 | |
| 61 | /* Create media endpoint. */ |
| 62 | status = pjmedia_endpt_create(&pjsua_var.cp.factory, |
| 63 | pjsua_var.media_cfg.has_ioqueue? NULL : |
| 64 | pjsip_endpt_get_ioqueue(pjsua_var.endpt), |
| 65 | pjsua_var.media_cfg.thread_cnt, |
| 66 | &pjsua_var.med_endpt); |
| 67 | if (status != PJ_SUCCESS) { |
| 68 | pjsua_perror(THIS_FILE, |
| 69 | "Media stack initialization has returned error", |
| 70 | status); |
| 71 | return status; |
| 72 | } |
| 73 | |
| 74 | /* Register all codecs */ |
| 75 | #if PJMEDIA_HAS_SPEEX_CODEC |
| 76 | /* Register speex. */ |
| 77 | status = pjmedia_codec_speex_init(pjsua_var.med_endpt, |
Benny Prijono | 7ca96da | 2006-08-07 12:11:40 +0000 | [diff] [blame] | 78 | 0, |
Benny Prijono | 0498d90 | 2006-06-19 14:49:14 +0000 | [diff] [blame] | 79 | pjsua_var.media_cfg.quality, |
| 80 | pjsua_var.media_cfg.quality); |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 81 | if (status != PJ_SUCCESS) { |
| 82 | pjsua_perror(THIS_FILE, "Error initializing Speex codec", |
| 83 | status); |
| 84 | return status; |
| 85 | } |
Benny Prijono | 7ca96da | 2006-08-07 12:11:40 +0000 | [diff] [blame] | 86 | |
| 87 | /* Set speex/16000 to higher priority*/ |
| 88 | codec_id = pj_str("speex/16000"); |
| 89 | pjmedia_codec_mgr_set_codec_priority( |
| 90 | pjmedia_endpt_get_codec_mgr(pjsua_var.med_endpt), |
| 91 | &codec_id, PJMEDIA_CODEC_PRIO_NORMAL+2); |
| 92 | |
| 93 | /* Set speex/8000 to next higher priority*/ |
| 94 | codec_id = pj_str("speex/8000"); |
| 95 | pjmedia_codec_mgr_set_codec_priority( |
| 96 | pjmedia_endpt_get_codec_mgr(pjsua_var.med_endpt), |
| 97 | &codec_id, PJMEDIA_CODEC_PRIO_NORMAL+1); |
| 98 | |
| 99 | |
| 100 | |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 101 | #endif /* PJMEDIA_HAS_SPEEX_CODEC */ |
| 102 | |
Benny Prijono | 00cae61 | 2006-07-31 15:19:36 +0000 | [diff] [blame] | 103 | #if PJMEDIA_HAS_ILBC_CODEC |
| 104 | /* Register iLBC. */ |
| 105 | status = pjmedia_codec_ilbc_init( pjsua_var.med_endpt, |
| 106 | pjsua_var.media_cfg.ilbc_mode); |
| 107 | if (status != PJ_SUCCESS) { |
| 108 | pjsua_perror(THIS_FILE, "Error initializing iLBC codec", |
| 109 | status); |
| 110 | return status; |
| 111 | } |
| 112 | #endif /* PJMEDIA_HAS_ILBC_CODEC */ |
| 113 | |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 114 | #if PJMEDIA_HAS_GSM_CODEC |
| 115 | /* Register GSM */ |
| 116 | status = pjmedia_codec_gsm_init(pjsua_var.med_endpt); |
| 117 | if (status != PJ_SUCCESS) { |
| 118 | pjsua_perror(THIS_FILE, "Error initializing GSM codec", |
| 119 | status); |
| 120 | return status; |
| 121 | } |
| 122 | #endif /* PJMEDIA_HAS_GSM_CODEC */ |
| 123 | |
| 124 | #if PJMEDIA_HAS_G711_CODEC |
| 125 | /* Register PCMA and PCMU */ |
| 126 | status = pjmedia_codec_g711_init(pjsua_var.med_endpt); |
| 127 | if (status != PJ_SUCCESS) { |
| 128 | pjsua_perror(THIS_FILE, "Error initializing G711 codec", |
| 129 | status); |
| 130 | return status; |
| 131 | } |
| 132 | #endif /* PJMEDIA_HAS_G711_CODEC */ |
| 133 | |
| 134 | #if PJMEDIA_HAS_L16_CODEC |
| 135 | /* Register L16 family codecs, but disable all */ |
| 136 | status = pjmedia_codec_l16_init(pjsua_var.med_endpt, 0); |
| 137 | if (status != PJ_SUCCESS) { |
| 138 | pjsua_perror(THIS_FILE, "Error initializing L16 codecs", |
| 139 | status); |
| 140 | return status; |
| 141 | } |
| 142 | |
| 143 | /* Disable ALL L16 codecs */ |
| 144 | codec_id = pj_str("L16"); |
| 145 | pjmedia_codec_mgr_set_codec_priority( |
| 146 | pjmedia_endpt_get_codec_mgr(pjsua_var.med_endpt), |
| 147 | &codec_id, PJMEDIA_CODEC_PRIO_DISABLED); |
| 148 | |
| 149 | #endif /* PJMEDIA_HAS_L16_CODEC */ |
| 150 | |
| 151 | |
| 152 | /* Save additional conference bridge parameters for future |
| 153 | * reference. |
| 154 | */ |
| 155 | pjsua_var.mconf_cfg.samples_per_frame = pjsua_var.media_cfg.clock_rate * |
| 156 | PTIME / 1000; |
| 157 | pjsua_var.mconf_cfg.channel_count = 1; |
| 158 | pjsua_var.mconf_cfg.bits_per_sample = 16; |
| 159 | |
Benny Prijono | 0498d90 | 2006-06-19 14:49:14 +0000 | [diff] [blame] | 160 | /* Init options for conference bridge. */ |
| 161 | opt = PJMEDIA_CONF_NO_DEVICE; |
| 162 | if (pjsua_var.media_cfg.quality >= 3 && |
Benny Prijono | 7ca96da | 2006-08-07 12:11:40 +0000 | [diff] [blame] | 163 | pjsua_var.media_cfg.quality <= 4) |
Benny Prijono | 0498d90 | 2006-06-19 14:49:14 +0000 | [diff] [blame] | 164 | { |
| 165 | opt |= PJMEDIA_CONF_SMALL_FILTER; |
| 166 | } |
| 167 | else if (pjsua_var.media_cfg.quality < 3) { |
| 168 | opt |= PJMEDIA_CONF_USE_LINEAR; |
| 169 | } |
| 170 | |
| 171 | |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 172 | /* Init conference bridge. */ |
| 173 | status = pjmedia_conf_create(pjsua_var.pool, |
| 174 | pjsua_var.media_cfg.max_media_ports, |
| 175 | pjsua_var.media_cfg.clock_rate, |
| 176 | pjsua_var.mconf_cfg.channel_count, |
| 177 | pjsua_var.mconf_cfg.samples_per_frame, |
| 178 | pjsua_var.mconf_cfg.bits_per_sample, |
Benny Prijono | 0498d90 | 2006-06-19 14:49:14 +0000 | [diff] [blame] | 179 | opt, &pjsua_var.mconf); |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 180 | if (status != PJ_SUCCESS) { |
| 181 | pjsua_perror(THIS_FILE, |
| 182 | "Media stack initialization has returned error", |
| 183 | status); |
| 184 | return status; |
| 185 | } |
| 186 | |
| 187 | /* Create null port just in case user wants to use null sound. */ |
| 188 | status = pjmedia_null_port_create(pjsua_var.pool, |
| 189 | pjsua_var.media_cfg.clock_rate, |
| 190 | pjsua_var.mconf_cfg.channel_count, |
| 191 | pjsua_var.mconf_cfg.samples_per_frame, |
| 192 | pjsua_var.mconf_cfg.bits_per_sample, |
| 193 | &pjsua_var.null_port); |
| 194 | PJ_ASSERT_RETURN(status == PJ_SUCCESS, status); |
| 195 | |
| 196 | return PJ_SUCCESS; |
| 197 | } |
| 198 | |
| 199 | |
| 200 | /* |
| 201 | * Create RTP and RTCP socket pair, and possibly resolve their public |
| 202 | * address via STUN. |
| 203 | */ |
| 204 | static pj_status_t create_rtp_rtcp_sock(const pjsua_transport_config *cfg, |
| 205 | pjmedia_sock_info *skinfo) |
| 206 | { |
| 207 | enum { |
| 208 | RTP_RETRY = 100 |
| 209 | }; |
| 210 | int i; |
| 211 | static pj_uint16_t rtp_port; |
| 212 | pj_sockaddr_in mapped_addr[2]; |
| 213 | pj_status_t status = PJ_SUCCESS; |
| 214 | pj_sock_t sock[2]; |
| 215 | |
| 216 | if (rtp_port == 0) |
| 217 | rtp_port = (pj_uint16_t)cfg->port; |
| 218 | |
| 219 | for (i=0; i<2; ++i) |
| 220 | sock[i] = PJ_INVALID_SOCKET; |
| 221 | |
| 222 | |
| 223 | /* Loop retry to bind RTP and RTCP sockets. */ |
| 224 | for (i=0; i<RTP_RETRY; ++i, rtp_port += 2) { |
| 225 | |
| 226 | /* Create and bind RTP socket. */ |
| 227 | status = pj_sock_socket(PJ_AF_INET, PJ_SOCK_DGRAM, 0, &sock[0]); |
| 228 | if (status != PJ_SUCCESS) { |
| 229 | pjsua_perror(THIS_FILE, "socket() error", status); |
| 230 | return status; |
| 231 | } |
| 232 | |
| 233 | status = pj_sock_bind_in(sock[0], cfg->ip_addr.s_addr, rtp_port); |
| 234 | if (status != PJ_SUCCESS) { |
| 235 | pj_sock_close(sock[0]); |
| 236 | sock[0] = PJ_INVALID_SOCKET; |
| 237 | continue; |
| 238 | } |
| 239 | |
| 240 | /* Create and bind RTCP socket. */ |
| 241 | status = pj_sock_socket(PJ_AF_INET, PJ_SOCK_DGRAM, 0, &sock[1]); |
| 242 | if (status != PJ_SUCCESS) { |
| 243 | pjsua_perror(THIS_FILE, "socket() error", status); |
| 244 | pj_sock_close(sock[0]); |
| 245 | return status; |
| 246 | } |
| 247 | |
| 248 | status = pj_sock_bind_in(sock[1], cfg->ip_addr.s_addr, |
| 249 | (pj_uint16_t)(rtp_port+1)); |
| 250 | if (status != PJ_SUCCESS) { |
| 251 | pj_sock_close(sock[0]); |
| 252 | sock[0] = PJ_INVALID_SOCKET; |
| 253 | |
| 254 | pj_sock_close(sock[1]); |
| 255 | sock[1] = PJ_INVALID_SOCKET; |
| 256 | continue; |
| 257 | } |
| 258 | |
| 259 | /* |
| 260 | * If we're configured to use STUN, then find out the mapped address, |
| 261 | * and make sure that the mapped RTCP port is adjacent with the RTP. |
| 262 | */ |
| 263 | if (cfg->stun_config.stun_srv1.slen) { |
| 264 | status=pj_stun_get_mapped_addr(&pjsua_var.cp.factory, 2, sock, |
| 265 | &cfg->stun_config.stun_srv1, |
| 266 | cfg->stun_config.stun_port1, |
| 267 | &cfg->stun_config.stun_srv2, |
| 268 | cfg->stun_config.stun_port2, |
| 269 | mapped_addr); |
| 270 | if (status != PJ_SUCCESS) { |
| 271 | pjsua_perror(THIS_FILE, "STUN resolve error", status); |
| 272 | goto on_error; |
| 273 | } |
| 274 | |
| 275 | if (pj_ntohs(mapped_addr[1].sin_port) == |
| 276 | pj_ntohs(mapped_addr[0].sin_port)+1) |
| 277 | { |
| 278 | /* Success! */ |
| 279 | break; |
| 280 | } |
| 281 | |
| 282 | pj_sock_close(sock[0]); |
| 283 | sock[0] = PJ_INVALID_SOCKET; |
| 284 | |
| 285 | pj_sock_close(sock[1]); |
| 286 | sock[1] = PJ_INVALID_SOCKET; |
| 287 | |
| 288 | } else { |
| 289 | const pj_str_t *hostname; |
| 290 | pj_sockaddr_in addr; |
| 291 | |
| 292 | /* Get local IP address. */ |
| 293 | hostname = pj_gethostname(); |
| 294 | |
Benny Prijono | ac623b3 | 2006-07-03 15:19:31 +0000 | [diff] [blame] | 295 | pj_bzero( &addr, sizeof(addr)); |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 296 | addr.sin_family = PJ_AF_INET; |
| 297 | status = pj_sockaddr_in_set_str_addr( &addr, hostname); |
| 298 | if (status != PJ_SUCCESS) { |
| 299 | pjsua_perror(THIS_FILE, "Unresolvable local hostname", |
| 300 | status); |
| 301 | goto on_error; |
| 302 | } |
| 303 | |
| 304 | for (i=0; i<2; ++i) |
| 305 | pj_memcpy(&mapped_addr[i], &addr, sizeof(addr)); |
| 306 | |
| 307 | mapped_addr[0].sin_port=pj_htons((pj_uint16_t)rtp_port); |
| 308 | mapped_addr[1].sin_port=pj_htons((pj_uint16_t)(rtp_port+1)); |
| 309 | break; |
| 310 | } |
| 311 | } |
| 312 | |
| 313 | if (sock[0] == PJ_INVALID_SOCKET) { |
| 314 | PJ_LOG(1,(THIS_FILE, |
| 315 | "Unable to find appropriate RTP/RTCP ports combination")); |
| 316 | goto on_error; |
| 317 | } |
| 318 | |
| 319 | |
| 320 | skinfo->rtp_sock = sock[0]; |
| 321 | pj_memcpy(&skinfo->rtp_addr_name, |
| 322 | &mapped_addr[0], sizeof(pj_sockaddr_in)); |
| 323 | |
| 324 | skinfo->rtcp_sock = sock[1]; |
| 325 | pj_memcpy(&skinfo->rtcp_addr_name, |
| 326 | &mapped_addr[1], sizeof(pj_sockaddr_in)); |
| 327 | |
| 328 | PJ_LOG(4,(THIS_FILE, "RTP socket reachable at %s:%d", |
| 329 | pj_inet_ntoa(skinfo->rtp_addr_name.sin_addr), |
| 330 | pj_ntohs(skinfo->rtp_addr_name.sin_port))); |
| 331 | PJ_LOG(4,(THIS_FILE, "RTCP socket reachable at %s:%d", |
| 332 | pj_inet_ntoa(skinfo->rtcp_addr_name.sin_addr), |
| 333 | pj_ntohs(skinfo->rtcp_addr_name.sin_port))); |
| 334 | |
| 335 | rtp_port += 2; |
| 336 | return PJ_SUCCESS; |
| 337 | |
| 338 | on_error: |
| 339 | for (i=0; i<2; ++i) { |
| 340 | if (sock[i] != PJ_INVALID_SOCKET) |
| 341 | pj_sock_close(sock[i]); |
| 342 | } |
| 343 | return status; |
| 344 | } |
| 345 | |
| 346 | |
| 347 | /* |
| 348 | * Start pjsua media subsystem. |
| 349 | */ |
| 350 | pj_status_t pjsua_media_subsys_start(void) |
| 351 | { |
| 352 | pj_status_t status; |
| 353 | |
| 354 | /* Create media for calls, if none is specified */ |
| 355 | if (pjsua_var.calls[0].med_tp == NULL) { |
| 356 | pjsua_transport_config transport_cfg; |
| 357 | |
| 358 | /* Create default transport config */ |
| 359 | pjsua_transport_config_default(&transport_cfg); |
| 360 | transport_cfg.port = DEFAULT_RTP_PORT; |
| 361 | |
| 362 | status = pjsua_media_transports_create(&transport_cfg); |
| 363 | if (status != PJ_SUCCESS) |
| 364 | return status; |
| 365 | } |
| 366 | |
| 367 | /* Create sound port if none is created yet */ |
Benny Prijono | e909eac | 2006-07-27 22:04:56 +0000 | [diff] [blame] | 368 | if (pjsua_var.snd_port==NULL && pjsua_var.null_snd==NULL && |
| 369 | !pjsua_var.no_snd) |
| 370 | { |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 371 | status = pjsua_set_snd_dev(pjsua_var.cap_dev, pjsua_var.play_dev); |
| 372 | if (status != PJ_SUCCESS) { |
| 373 | /* Error opening sound device, use null device */ |
| 374 | char errmsg[PJ_ERR_MSG_SIZE]; |
| 375 | |
| 376 | pj_strerror(status, errmsg, sizeof(errmsg)); |
| 377 | PJ_LOG(4,(THIS_FILE, |
| 378 | "Error opening default sound device (%s (status=%d)). " |
| 379 | "Will use NULL device instead", |
| 380 | errmsg, status)); |
| 381 | |
| 382 | status = pjsua_set_null_snd_dev(); |
| 383 | if (status != PJ_SUCCESS) { |
| 384 | pjsua_perror(THIS_FILE, "Error opening NULL sound device", |
| 385 | status); |
| 386 | return status; |
| 387 | } |
| 388 | } |
| 389 | } |
| 390 | |
| 391 | return PJ_SUCCESS; |
| 392 | } |
| 393 | |
| 394 | |
| 395 | /* |
| 396 | * Destroy pjsua media subsystem. |
| 397 | */ |
| 398 | pj_status_t pjsua_media_subsys_destroy(void) |
| 399 | { |
| 400 | unsigned i; |
| 401 | |
| 402 | close_snd_dev(); |
| 403 | |
| 404 | if (pjsua_var.mconf) { |
| 405 | pjmedia_conf_destroy(pjsua_var.mconf); |
| 406 | pjsua_var.mconf = NULL; |
| 407 | } |
| 408 | |
| 409 | if (pjsua_var.null_port) { |
| 410 | pjmedia_port_destroy(pjsua_var.null_port); |
| 411 | pjsua_var.null_port = NULL; |
| 412 | } |
| 413 | |
| 414 | /* Destroy file players */ |
| 415 | for (i=0; i<PJ_ARRAY_SIZE(pjsua_var.player); ++i) { |
| 416 | if (pjsua_var.player[i].port) { |
| 417 | pjmedia_port_destroy(pjsua_var.player[i].port); |
| 418 | pjsua_var.player[i].port = NULL; |
| 419 | } |
| 420 | } |
| 421 | |
| 422 | /* Destroy file recorders */ |
| 423 | for (i=0; i<PJ_ARRAY_SIZE(pjsua_var.recorder); ++i) { |
| 424 | if (pjsua_var.recorder[i].port) { |
| 425 | pjmedia_port_destroy(pjsua_var.recorder[i].port); |
| 426 | pjsua_var.recorder[i].port = NULL; |
| 427 | } |
| 428 | } |
| 429 | |
| 430 | /* Close media transports */ |
| 431 | for (i=0; i<(int)pjsua_var.ua_cfg.max_calls; ++i) { |
| 432 | if (pjsua_var.calls[i].med_tp) { |
| 433 | (*pjsua_var.calls[i].med_tp->op->destroy)(pjsua_var.calls[i].med_tp); |
| 434 | pjsua_var.calls[i].med_tp = NULL; |
| 435 | } |
| 436 | } |
| 437 | |
| 438 | /* Destroy media endpoint. */ |
| 439 | if (pjsua_var.med_endpt) { |
| 440 | |
| 441 | /* Shutdown all codecs: */ |
| 442 | # if PJMEDIA_HAS_SPEEX_CODEC |
| 443 | pjmedia_codec_speex_deinit(); |
| 444 | # endif /* PJMEDIA_HAS_SPEEX_CODEC */ |
| 445 | |
| 446 | # if PJMEDIA_HAS_GSM_CODEC |
| 447 | pjmedia_codec_gsm_deinit(); |
| 448 | # endif /* PJMEDIA_HAS_GSM_CODEC */ |
| 449 | |
| 450 | # if PJMEDIA_HAS_G711_CODEC |
| 451 | pjmedia_codec_g711_deinit(); |
| 452 | # endif /* PJMEDIA_HAS_G711_CODEC */ |
| 453 | |
| 454 | # if PJMEDIA_HAS_L16_CODEC |
| 455 | pjmedia_codec_l16_deinit(); |
| 456 | # endif /* PJMEDIA_HAS_L16_CODEC */ |
| 457 | |
| 458 | |
| 459 | pjmedia_endpt_destroy(pjsua_var.med_endpt); |
| 460 | pjsua_var.med_endpt = NULL; |
| 461 | } |
| 462 | |
| 463 | return PJ_SUCCESS; |
| 464 | } |
| 465 | |
| 466 | |
| 467 | /* |
| 468 | * Create UDP media transports for all the calls. This function creates |
| 469 | * one UDP media transport for each call. |
| 470 | */ |
| 471 | PJ_DEF(pj_status_t) |
| 472 | pjsua_media_transports_create(const pjsua_transport_config *app_cfg) |
| 473 | { |
| 474 | pjsua_transport_config cfg; |
| 475 | unsigned i; |
| 476 | pj_status_t status; |
| 477 | |
| 478 | |
| 479 | /* Make sure pjsua_init() has been called */ |
| 480 | PJ_ASSERT_RETURN(pjsua_var.ua_cfg.max_calls>0, PJ_EINVALIDOP); |
| 481 | |
| 482 | PJSUA_LOCK(); |
| 483 | |
| 484 | /* Delete existing media transports */ |
| 485 | for (i=0; i<pjsua_var.ua_cfg.max_calls; ++i) { |
| 486 | if (pjsua_var.calls[i].med_tp != NULL) { |
| 487 | pjsua_var.calls[i].med_tp->op->destroy(pjsua_var.calls[i].med_tp); |
| 488 | pjsua_var.calls[i].med_tp = NULL; |
| 489 | } |
| 490 | } |
| 491 | |
| 492 | /* Copy config */ |
| 493 | pj_memcpy(&cfg, app_cfg, sizeof(*app_cfg)); |
| 494 | pjsua_normalize_stun_config(&cfg.stun_config); |
| 495 | |
| 496 | /* Create each media transport */ |
| 497 | for (i=0; i<pjsua_var.ua_cfg.max_calls; ++i) { |
| 498 | |
| 499 | status = create_rtp_rtcp_sock(&cfg, &pjsua_var.calls[i].skinfo); |
| 500 | if (status != PJ_SUCCESS) { |
| 501 | pjsua_perror(THIS_FILE, "Unable to create RTP/RTCP socket", |
| 502 | status); |
| 503 | goto on_error; |
| 504 | } |
| 505 | status = pjmedia_transport_udp_attach(pjsua_var.med_endpt, NULL, |
| 506 | &pjsua_var.calls[i].skinfo, 0, |
| 507 | &pjsua_var.calls[i].med_tp); |
| 508 | if (status != PJ_SUCCESS) { |
| 509 | pjsua_perror(THIS_FILE, "Unable to create media transport", |
| 510 | status); |
| 511 | goto on_error; |
| 512 | } |
Benny Prijono | 00cae61 | 2006-07-31 15:19:36 +0000 | [diff] [blame] | 513 | |
| 514 | pjmedia_transport_udp_simulate_lost(pjsua_var.calls[i].med_tp, |
| 515 | PJMEDIA_DIR_ENCODING, |
| 516 | pjsua_var.media_cfg.tx_drop_pct); |
| 517 | |
| 518 | pjmedia_transport_udp_simulate_lost(pjsua_var.calls[i].med_tp, |
| 519 | PJMEDIA_DIR_DECODING, |
| 520 | pjsua_var.media_cfg.rx_drop_pct); |
| 521 | |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 522 | } |
| 523 | |
| 524 | PJSUA_UNLOCK(); |
| 525 | |
| 526 | return PJ_SUCCESS; |
| 527 | |
| 528 | on_error: |
| 529 | for (i=0; i<pjsua_var.ua_cfg.max_calls; ++i) { |
| 530 | if (pjsua_var.calls[i].med_tp != NULL) { |
| 531 | pjsua_var.calls[i].med_tp->op->destroy(pjsua_var.calls[i].med_tp); |
| 532 | pjsua_var.calls[i].med_tp = NULL; |
| 533 | } |
| 534 | } |
| 535 | |
| 536 | PJSUA_UNLOCK(); |
| 537 | |
| 538 | return status; |
| 539 | } |
| 540 | |
| 541 | |
| 542 | /* |
| 543 | * Get maxinum number of conference ports. |
| 544 | */ |
| 545 | PJ_DEF(unsigned) pjsua_conf_get_max_ports(void) |
| 546 | { |
| 547 | return pjsua_var.media_cfg.max_media_ports; |
| 548 | } |
| 549 | |
| 550 | |
| 551 | /* |
| 552 | * Get current number of active ports in the bridge. |
| 553 | */ |
| 554 | PJ_DEF(unsigned) pjsua_conf_get_active_ports(void) |
| 555 | { |
| 556 | unsigned ports[256]; |
| 557 | unsigned count = PJ_ARRAY_SIZE(ports); |
| 558 | pj_status_t status; |
| 559 | |
| 560 | status = pjmedia_conf_enum_ports(pjsua_var.mconf, ports, &count); |
| 561 | if (status != PJ_SUCCESS) |
| 562 | count = 0; |
| 563 | |
| 564 | return count; |
| 565 | } |
| 566 | |
| 567 | |
| 568 | /* |
| 569 | * Enumerate all conference ports. |
| 570 | */ |
| 571 | PJ_DEF(pj_status_t) pjsua_enum_conf_ports(pjsua_conf_port_id id[], |
| 572 | unsigned *count) |
| 573 | { |
| 574 | return pjmedia_conf_enum_ports(pjsua_var.mconf, (unsigned*)id, count); |
| 575 | } |
| 576 | |
| 577 | |
| 578 | /* |
| 579 | * Get information about the specified conference port |
| 580 | */ |
| 581 | PJ_DEF(pj_status_t) pjsua_conf_get_port_info( pjsua_conf_port_id id, |
| 582 | pjsua_conf_port_info *info) |
| 583 | { |
| 584 | pjmedia_conf_port_info cinfo; |
Benny Prijono | 0498d90 | 2006-06-19 14:49:14 +0000 | [diff] [blame] | 585 | unsigned i; |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 586 | pj_status_t status; |
| 587 | |
| 588 | status = pjmedia_conf_get_port_info( pjsua_var.mconf, id, &cinfo); |
| 589 | if (status != PJ_SUCCESS) |
| 590 | return status; |
| 591 | |
Benny Prijono | ac623b3 | 2006-07-03 15:19:31 +0000 | [diff] [blame] | 592 | pj_bzero(info, sizeof(*info)); |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 593 | info->slot_id = id; |
| 594 | info->name = cinfo.name; |
| 595 | info->clock_rate = cinfo.clock_rate; |
| 596 | info->channel_count = cinfo.channel_count; |
| 597 | info->samples_per_frame = cinfo.samples_per_frame; |
| 598 | info->bits_per_sample = cinfo.bits_per_sample; |
| 599 | |
| 600 | /* Build array of listeners */ |
Benny Prijono | c78c3a3 | 2006-06-16 15:54:43 +0000 | [diff] [blame] | 601 | info->listener_cnt = cinfo.listener_cnt; |
| 602 | for (i=0; i<cinfo.listener_cnt; ++i) { |
| 603 | info->listeners[i] = cinfo.listener_slots[i]; |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 604 | } |
| 605 | |
| 606 | return PJ_SUCCESS; |
| 607 | } |
| 608 | |
| 609 | |
| 610 | /* |
Benny Prijono | e909eac | 2006-07-27 22:04:56 +0000 | [diff] [blame] | 611 | * Add arbitrary media port to PJSUA's conference bridge. |
| 612 | */ |
| 613 | PJ_DEF(pj_status_t) pjsua_conf_add_port( pj_pool_t *pool, |
| 614 | pjmedia_port *port, |
| 615 | pjsua_conf_port_id *p_id) |
| 616 | { |
| 617 | pj_status_t status; |
| 618 | |
| 619 | status = pjmedia_conf_add_port(pjsua_var.mconf, pool, |
| 620 | port, NULL, (unsigned*)p_id); |
| 621 | if (status != PJ_SUCCESS) { |
| 622 | if (p_id) |
| 623 | *p_id = PJSUA_INVALID_ID; |
| 624 | } |
| 625 | |
| 626 | return status; |
| 627 | } |
| 628 | |
| 629 | |
| 630 | /* |
| 631 | * Remove arbitrary slot from the conference bridge. |
| 632 | */ |
| 633 | PJ_DEF(pj_status_t) pjsua_conf_remove_port(pjsua_conf_port_id id) |
| 634 | { |
| 635 | return pjmedia_conf_remove_port(pjsua_var.mconf, (unsigned)id); |
| 636 | } |
| 637 | |
| 638 | |
| 639 | /* |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 640 | * Establish unidirectional media flow from souce to sink. |
| 641 | */ |
| 642 | PJ_DEF(pj_status_t) pjsua_conf_connect( pjsua_conf_port_id source, |
| 643 | pjsua_conf_port_id sink) |
| 644 | { |
| 645 | return pjmedia_conf_connect_port(pjsua_var.mconf, source, sink, 0); |
| 646 | } |
| 647 | |
| 648 | |
| 649 | /* |
| 650 | * Disconnect media flow from the source to destination port. |
| 651 | */ |
| 652 | PJ_DEF(pj_status_t) pjsua_conf_disconnect( pjsua_conf_port_id source, |
| 653 | pjsua_conf_port_id sink) |
| 654 | { |
| 655 | return pjmedia_conf_disconnect_port(pjsua_var.mconf, source, sink); |
| 656 | } |
| 657 | |
| 658 | |
| 659 | /***************************************************************************** |
| 660 | * File player. |
| 661 | */ |
| 662 | |
| 663 | /* |
| 664 | * Create a file player, and automatically connect this player to |
| 665 | * the conference bridge. |
| 666 | */ |
| 667 | PJ_DEF(pj_status_t) pjsua_player_create( const pj_str_t *filename, |
| 668 | unsigned options, |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 669 | pjsua_player_id *p_id) |
| 670 | { |
| 671 | unsigned slot, file_id; |
| 672 | char path[128]; |
| 673 | pjmedia_port *port; |
| 674 | pj_status_t status; |
| 675 | |
| 676 | if (pjsua_var.player_cnt >= PJ_ARRAY_SIZE(pjsua_var.player)) |
| 677 | return PJ_ETOOMANY; |
| 678 | |
| 679 | PJSUA_LOCK(); |
| 680 | |
| 681 | for (file_id=0; file_id<PJ_ARRAY_SIZE(pjsua_var.player); ++file_id) { |
| 682 | if (pjsua_var.player[file_id].port == NULL) |
| 683 | break; |
| 684 | } |
| 685 | |
| 686 | if (file_id == PJ_ARRAY_SIZE(pjsua_var.player)) { |
| 687 | /* This is unexpected */ |
| 688 | PJSUA_UNLOCK(); |
| 689 | pj_assert(0); |
| 690 | return PJ_EBUG; |
| 691 | } |
| 692 | |
| 693 | pj_memcpy(path, filename->ptr, filename->slen); |
| 694 | path[filename->slen] = '\0'; |
| 695 | status = pjmedia_wav_player_port_create(pjsua_var.pool, path, |
| 696 | pjsua_var.mconf_cfg.samples_per_frame * |
| 697 | 1000 / pjsua_var.media_cfg.clock_rate, |
Benny Prijono | 00cae61 | 2006-07-31 15:19:36 +0000 | [diff] [blame] | 698 | options, 0, &port); |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 699 | if (status != PJ_SUCCESS) { |
| 700 | PJSUA_UNLOCK(); |
| 701 | pjsua_perror(THIS_FILE, "Unable to open file for playback", status); |
| 702 | return status; |
| 703 | } |
| 704 | |
| 705 | status = pjmedia_conf_add_port(pjsua_var.mconf, pjsua_var.pool, |
| 706 | port, filename, &slot); |
| 707 | if (status != PJ_SUCCESS) { |
| 708 | pjmedia_port_destroy(port); |
| 709 | PJSUA_UNLOCK(); |
| 710 | return status; |
| 711 | } |
| 712 | |
| 713 | pjsua_var.player[file_id].port = port; |
| 714 | pjsua_var.player[file_id].slot = slot; |
| 715 | |
| 716 | if (p_id) *p_id = file_id; |
| 717 | |
| 718 | ++pjsua_var.player_cnt; |
| 719 | |
| 720 | PJSUA_UNLOCK(); |
| 721 | return PJ_SUCCESS; |
| 722 | } |
| 723 | |
| 724 | |
| 725 | /* |
| 726 | * Get conference port ID associated with player. |
| 727 | */ |
| 728 | PJ_DEF(pjsua_conf_port_id) pjsua_player_get_conf_port(pjsua_player_id id) |
| 729 | { |
| 730 | PJ_ASSERT_RETURN(id>=0 && id<PJ_ARRAY_SIZE(pjsua_var.player), PJ_EINVAL); |
| 731 | PJ_ASSERT_RETURN(pjsua_var.player[id].port != NULL, PJ_EINVAL); |
| 732 | |
| 733 | return pjsua_var.player[id].slot; |
| 734 | } |
| 735 | |
| 736 | |
| 737 | /* |
| 738 | * Set playback position. |
| 739 | */ |
| 740 | PJ_DEF(pj_status_t) pjsua_player_set_pos( pjsua_player_id id, |
| 741 | pj_uint32_t samples) |
| 742 | { |
| 743 | PJ_ASSERT_RETURN(id>=0 && id<PJ_ARRAY_SIZE(pjsua_var.player), PJ_EINVAL); |
| 744 | PJ_ASSERT_RETURN(pjsua_var.player[id].port != NULL, PJ_EINVAL); |
| 745 | |
| 746 | return pjmedia_wav_player_port_set_pos(pjsua_var.player[id].port, samples); |
| 747 | } |
| 748 | |
| 749 | |
| 750 | /* |
| 751 | * Close the file, remove the player from the bridge, and free |
| 752 | * resources associated with the file player. |
| 753 | */ |
| 754 | PJ_DEF(pj_status_t) pjsua_player_destroy(pjsua_player_id id) |
| 755 | { |
| 756 | PJ_ASSERT_RETURN(id>=0 && id<PJ_ARRAY_SIZE(pjsua_var.player), PJ_EINVAL); |
| 757 | PJ_ASSERT_RETURN(pjsua_var.player[id].port != NULL, PJ_EINVAL); |
| 758 | |
| 759 | PJSUA_LOCK(); |
| 760 | |
| 761 | if (pjsua_var.player[id].port) { |
| 762 | pjmedia_conf_remove_port(pjsua_var.mconf, |
| 763 | pjsua_var.player[id].slot); |
| 764 | pjmedia_port_destroy(pjsua_var.player[id].port); |
| 765 | pjsua_var.player[id].port = NULL; |
| 766 | pjsua_var.player[id].slot = 0xFFFF; |
| 767 | pjsua_var.player_cnt--; |
| 768 | } |
| 769 | |
| 770 | PJSUA_UNLOCK(); |
| 771 | |
| 772 | return PJ_SUCCESS; |
| 773 | } |
| 774 | |
| 775 | |
| 776 | /***************************************************************************** |
| 777 | * File recorder. |
| 778 | */ |
| 779 | |
| 780 | /* |
| 781 | * Create a file recorder, and automatically connect this recorder to |
| 782 | * the conference bridge. |
| 783 | */ |
| 784 | PJ_DEF(pj_status_t) pjsua_recorder_create( const pj_str_t *filename, |
| 785 | unsigned file_format, |
| 786 | const pj_str_t *encoding, |
| 787 | pj_ssize_t max_size, |
| 788 | unsigned options, |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 789 | pjsua_recorder_id *p_id) |
| 790 | { |
| 791 | unsigned slot, file_id; |
| 792 | char path[128]; |
| 793 | pjmedia_port *port; |
| 794 | pj_status_t status; |
| 795 | |
Benny Prijono | 00cae61 | 2006-07-31 15:19:36 +0000 | [diff] [blame] | 796 | /* Don't support max_size at present */ |
| 797 | PJ_ASSERT_RETURN(max_size == 0, PJ_EINVAL); |
| 798 | |
| 799 | /* Don't support file format at present */ |
| 800 | PJ_ASSERT_RETURN(file_format == 0, PJ_EINVAL); |
| 801 | |
| 802 | /* Don't support encoding at present */ |
| 803 | PJ_ASSERT_RETURN(encoding == NULL, PJ_EINVAL); |
| 804 | |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 805 | if (pjsua_var.rec_cnt >= PJ_ARRAY_SIZE(pjsua_var.recorder)) |
| 806 | return PJ_ETOOMANY; |
| 807 | |
| 808 | PJSUA_LOCK(); |
| 809 | |
| 810 | for (file_id=0; file_id<PJ_ARRAY_SIZE(pjsua_var.recorder); ++file_id) { |
| 811 | if (pjsua_var.recorder[file_id].port == NULL) |
| 812 | break; |
| 813 | } |
| 814 | |
| 815 | if (file_id == PJ_ARRAY_SIZE(pjsua_var.recorder)) { |
| 816 | /* This is unexpected */ |
| 817 | PJSUA_UNLOCK(); |
| 818 | pj_assert(0); |
| 819 | return PJ_EBUG; |
| 820 | } |
| 821 | |
| 822 | pj_memcpy(path, filename->ptr, filename->slen); |
| 823 | path[filename->slen] = '\0'; |
| 824 | status = pjmedia_wav_writer_port_create(pjsua_var.pool, path, |
| 825 | pjsua_var.media_cfg.clock_rate, |
| 826 | pjsua_var.mconf_cfg.channel_count, |
| 827 | pjsua_var.mconf_cfg.samples_per_frame, |
| 828 | pjsua_var.mconf_cfg.bits_per_sample, |
Benny Prijono | 00cae61 | 2006-07-31 15:19:36 +0000 | [diff] [blame] | 829 | options, 0, &port); |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 830 | if (status != PJ_SUCCESS) { |
| 831 | PJSUA_UNLOCK(); |
| 832 | pjsua_perror(THIS_FILE, "Unable to open file for recording", status); |
| 833 | return status; |
| 834 | } |
| 835 | |
| 836 | status = pjmedia_conf_add_port(pjsua_var.mconf, pjsua_var.pool, |
| 837 | port, filename, &slot); |
| 838 | if (status != PJ_SUCCESS) { |
| 839 | pjmedia_port_destroy(port); |
| 840 | PJSUA_UNLOCK(); |
| 841 | return status; |
| 842 | } |
| 843 | |
| 844 | pjsua_var.recorder[file_id].port = port; |
| 845 | pjsua_var.recorder[file_id].slot = slot; |
| 846 | |
| 847 | if (p_id) *p_id = file_id; |
| 848 | |
| 849 | ++pjsua_var.rec_cnt; |
| 850 | |
| 851 | PJSUA_UNLOCK(); |
| 852 | return PJ_SUCCESS; |
| 853 | } |
| 854 | |
| 855 | |
| 856 | /* |
| 857 | * Get conference port associated with recorder. |
| 858 | */ |
| 859 | PJ_DEF(pjsua_conf_port_id) pjsua_recorder_get_conf_port(pjsua_recorder_id id) |
| 860 | { |
| 861 | PJ_ASSERT_RETURN(id>=0 && id<PJ_ARRAY_SIZE(pjsua_var.recorder), PJ_EINVAL); |
| 862 | PJ_ASSERT_RETURN(pjsua_var.recorder[id].port != NULL, PJ_EINVAL); |
| 863 | |
| 864 | return pjsua_var.recorder[id].slot; |
| 865 | } |
| 866 | |
| 867 | |
| 868 | /* |
| 869 | * Destroy recorder (this will complete recording). |
| 870 | */ |
| 871 | PJ_DEF(pj_status_t) pjsua_recorder_destroy(pjsua_recorder_id id) |
| 872 | { |
| 873 | PJ_ASSERT_RETURN(id>=0 && id<PJ_ARRAY_SIZE(pjsua_var.recorder), PJ_EINVAL); |
| 874 | PJ_ASSERT_RETURN(pjsua_var.recorder[id].port != NULL, PJ_EINVAL); |
| 875 | |
| 876 | PJSUA_LOCK(); |
| 877 | |
| 878 | if (pjsua_var.recorder[id].port) { |
| 879 | pjmedia_conf_remove_port(pjsua_var.mconf, |
| 880 | pjsua_var.recorder[id].slot); |
| 881 | pjmedia_port_destroy(pjsua_var.recorder[id].port); |
| 882 | pjsua_var.recorder[id].port = NULL; |
| 883 | pjsua_var.recorder[id].slot = 0xFFFF; |
| 884 | pjsua_var.rec_cnt--; |
| 885 | } |
| 886 | |
| 887 | PJSUA_UNLOCK(); |
| 888 | |
| 889 | return PJ_SUCCESS; |
| 890 | } |
| 891 | |
| 892 | |
| 893 | /***************************************************************************** |
| 894 | * Sound devices. |
| 895 | */ |
| 896 | |
| 897 | /* |
| 898 | * Enum sound devices. |
| 899 | */ |
| 900 | PJ_DEF(pj_status_t) pjsua_enum_snd_devs( pjmedia_snd_dev_info info[], |
| 901 | unsigned *count) |
| 902 | { |
| 903 | unsigned i, dev_count; |
| 904 | |
| 905 | dev_count = pjmedia_snd_get_dev_count(); |
| 906 | |
| 907 | if (dev_count > *count) dev_count = *count; |
| 908 | |
| 909 | for (i=0; i<dev_count; ++i) { |
| 910 | const pjmedia_snd_dev_info *ci; |
| 911 | |
| 912 | ci = pjmedia_snd_get_dev_info(i); |
| 913 | pj_memcpy(&info[i], ci, sizeof(*ci)); |
| 914 | } |
| 915 | |
| 916 | *count = dev_count; |
| 917 | |
| 918 | return PJ_SUCCESS; |
| 919 | } |
| 920 | |
| 921 | |
| 922 | /* Close existing sound device */ |
| 923 | static void close_snd_dev(void) |
| 924 | { |
| 925 | /* Close sound device */ |
| 926 | if (pjsua_var.snd_port) { |
| 927 | const pjmedia_snd_dev_info *cap_info, *play_info; |
| 928 | |
| 929 | cap_info = pjmedia_snd_get_dev_info(pjsua_var.cap_dev); |
| 930 | play_info = pjmedia_snd_get_dev_info(pjsua_var.play_dev); |
| 931 | |
| 932 | PJ_LOG(4,(THIS_FILE, "Closing %s sound playback device and " |
| 933 | "%s sound capture device", |
| 934 | play_info->name, cap_info->name)); |
| 935 | |
| 936 | pjmedia_snd_port_disconnect(pjsua_var.snd_port); |
| 937 | pjmedia_snd_port_destroy(pjsua_var.snd_port); |
| 938 | pjsua_var.snd_port = NULL; |
| 939 | } |
| 940 | |
| 941 | /* Close null sound device */ |
| 942 | if (pjsua_var.null_snd) { |
| 943 | PJ_LOG(4,(THIS_FILE, "Closing null sound device..")); |
| 944 | pjmedia_master_port_destroy(pjsua_var.null_snd, PJ_FALSE); |
| 945 | pjsua_var.null_snd = NULL; |
| 946 | } |
| 947 | } |
| 948 | |
| 949 | /* |
| 950 | * Select or change sound device. Application may call this function at |
| 951 | * any time to replace current sound device. |
| 952 | */ |
| 953 | PJ_DEF(pj_status_t) pjsua_set_snd_dev( int capture_dev, |
| 954 | int playback_dev) |
| 955 | { |
| 956 | pjmedia_port *conf_port; |
| 957 | const pjmedia_snd_dev_info *cap_info, *play_info; |
| 958 | pj_status_t status; |
| 959 | |
| 960 | /* Close existing sound port */ |
| 961 | close_snd_dev(); |
| 962 | |
| 963 | |
| 964 | cap_info = pjmedia_snd_get_dev_info(capture_dev); |
| 965 | play_info = pjmedia_snd_get_dev_info(playback_dev); |
| 966 | |
| 967 | PJ_LOG(4,(THIS_FILE, "Opening %s sound playback device and " |
| 968 | "%s sound capture device..", |
| 969 | play_info->name, cap_info->name)); |
| 970 | |
| 971 | /* Create the sound device. Sound port will start immediately. */ |
| 972 | status = pjmedia_snd_port_create(pjsua_var.pool, capture_dev, |
| 973 | playback_dev, |
| 974 | pjsua_var.media_cfg.clock_rate, 1, |
| 975 | pjsua_var.media_cfg.clock_rate/FPS, |
| 976 | 16, 0, &pjsua_var.snd_port); |
| 977 | if (status != PJ_SUCCESS) { |
| 978 | pjsua_perror(THIS_FILE, "Unable to open sound device", status); |
| 979 | return status; |
| 980 | } |
| 981 | |
| 982 | /* Get the port0 of the conference bridge. */ |
| 983 | conf_port = pjmedia_conf_get_master_port(pjsua_var.mconf); |
| 984 | pj_assert(conf_port != NULL); |
| 985 | |
Benny Prijono | f20687a | 2006-08-04 18:27:19 +0000 | [diff] [blame] | 986 | /* Set AEC */ |
Benny Prijono | 5da5043 | 2006-08-07 10:24:52 +0000 | [diff] [blame] | 987 | pjmedia_snd_port_set_ec( pjsua_var.snd_port, pjsua_var.pool, |
| 988 | pjsua_var.media_cfg.ec_tail_len, |
| 989 | pjsua_var.media_cfg.ec_options); |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 990 | |
Benny Prijono | 52a9391 | 2006-08-04 20:54:37 +0000 | [diff] [blame] | 991 | /* Connect sound port to the bridge */ |
| 992 | status = pjmedia_snd_port_connect(pjsua_var.snd_port, |
| 993 | conf_port ); |
| 994 | if (status != PJ_SUCCESS) { |
| 995 | pjsua_perror(THIS_FILE, "Unable to connect conference port to " |
| 996 | "sound device", status); |
| 997 | pjmedia_snd_port_destroy(pjsua_var.snd_port); |
| 998 | pjsua_var.snd_port = NULL; |
| 999 | return status; |
| 1000 | } |
| 1001 | |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 1002 | /* Save the device IDs */ |
| 1003 | pjsua_var.cap_dev = capture_dev; |
| 1004 | pjsua_var.play_dev = playback_dev; |
| 1005 | |
| 1006 | return PJ_SUCCESS; |
| 1007 | } |
| 1008 | |
| 1009 | |
| 1010 | /* |
| 1011 | * Use null sound device. |
| 1012 | */ |
| 1013 | PJ_DEF(pj_status_t) pjsua_set_null_snd_dev(void) |
| 1014 | { |
| 1015 | pjmedia_port *conf_port; |
| 1016 | pj_status_t status; |
| 1017 | |
| 1018 | /* Close existing sound device */ |
| 1019 | close_snd_dev(); |
| 1020 | |
| 1021 | PJ_LOG(4,(THIS_FILE, "Opening null sound device..")); |
| 1022 | |
| 1023 | /* Get the port0 of the conference bridge. */ |
| 1024 | conf_port = pjmedia_conf_get_master_port(pjsua_var.mconf); |
| 1025 | pj_assert(conf_port != NULL); |
| 1026 | |
| 1027 | /* Create master port, connecting port0 of the conference bridge to |
| 1028 | * a null port. |
| 1029 | */ |
| 1030 | status = pjmedia_master_port_create(pjsua_var.pool, pjsua_var.null_port, |
| 1031 | conf_port, 0, &pjsua_var.null_snd); |
| 1032 | if (status != PJ_SUCCESS) { |
| 1033 | pjsua_perror(THIS_FILE, "Unable to create null sound device", |
| 1034 | status); |
| 1035 | return status; |
| 1036 | } |
| 1037 | |
| 1038 | /* Start the master port */ |
| 1039 | status = pjmedia_master_port_start(pjsua_var.null_snd); |
| 1040 | PJ_ASSERT_RETURN(status == PJ_SUCCESS, status); |
| 1041 | |
| 1042 | return PJ_SUCCESS; |
| 1043 | } |
| 1044 | |
| 1045 | |
Benny Prijono | e909eac | 2006-07-27 22:04:56 +0000 | [diff] [blame] | 1046 | |
| 1047 | /* |
| 1048 | * Use no device! |
| 1049 | */ |
| 1050 | PJ_DEF(pjmedia_port*) pjsua_set_no_snd_dev(void) |
| 1051 | { |
| 1052 | /* Close existing sound device */ |
| 1053 | close_snd_dev(); |
| 1054 | |
| 1055 | pjsua_var.no_snd = PJ_TRUE; |
| 1056 | return pjmedia_conf_get_master_port(pjsua_var.mconf); |
| 1057 | } |
| 1058 | |
| 1059 | |
Benny Prijono | f20687a | 2006-08-04 18:27:19 +0000 | [diff] [blame] | 1060 | /* |
| 1061 | * Configure the AEC settings of the sound port. |
| 1062 | */ |
Benny Prijono | 5da5043 | 2006-08-07 10:24:52 +0000 | [diff] [blame] | 1063 | PJ_DEF(pj_status_t) pjsua_set_ec(unsigned tail_ms, unsigned options) |
Benny Prijono | f20687a | 2006-08-04 18:27:19 +0000 | [diff] [blame] | 1064 | { |
| 1065 | pjsua_var.media_cfg.ec_tail_len = tail_ms; |
| 1066 | |
| 1067 | if (pjsua_var.snd_port) |
Benny Prijono | 5da5043 | 2006-08-07 10:24:52 +0000 | [diff] [blame] | 1068 | return pjmedia_snd_port_set_ec( pjsua_var.snd_port, pjsua_var.pool, |
| 1069 | tail_ms, options); |
Benny Prijono | f20687a | 2006-08-04 18:27:19 +0000 | [diff] [blame] | 1070 | |
| 1071 | return PJ_SUCCESS; |
| 1072 | } |
| 1073 | |
| 1074 | |
| 1075 | /* |
| 1076 | * Get current AEC tail length. |
| 1077 | */ |
Benny Prijono | 22dfe59 | 2006-08-06 12:07:13 +0000 | [diff] [blame] | 1078 | PJ_DEF(pj_status_t) pjsua_get_ec_tail(unsigned *p_tail_ms) |
Benny Prijono | f20687a | 2006-08-04 18:27:19 +0000 | [diff] [blame] | 1079 | { |
| 1080 | *p_tail_ms = pjsua_var.media_cfg.ec_tail_len; |
| 1081 | return PJ_SUCCESS; |
| 1082 | } |
| 1083 | |
Benny Prijono | e909eac | 2006-07-27 22:04:56 +0000 | [diff] [blame] | 1084 | |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 1085 | /***************************************************************************** |
| 1086 | * Codecs. |
| 1087 | */ |
| 1088 | |
| 1089 | /* |
| 1090 | * Enum all supported codecs in the system. |
| 1091 | */ |
| 1092 | PJ_DEF(pj_status_t) pjsua_enum_codecs( pjsua_codec_info id[], |
| 1093 | unsigned *p_count ) |
| 1094 | { |
| 1095 | pjmedia_codec_mgr *codec_mgr; |
| 1096 | pjmedia_codec_info info[32]; |
| 1097 | unsigned i, count, prio[32]; |
| 1098 | pj_status_t status; |
| 1099 | |
| 1100 | codec_mgr = pjmedia_endpt_get_codec_mgr(pjsua_var.med_endpt); |
| 1101 | count = PJ_ARRAY_SIZE(info); |
| 1102 | status = pjmedia_codec_mgr_enum_codecs( codec_mgr, &count, info, prio); |
| 1103 | if (status != PJ_SUCCESS) { |
| 1104 | *p_count = 0; |
| 1105 | return status; |
| 1106 | } |
| 1107 | |
| 1108 | if (count > *p_count) count = *p_count; |
| 1109 | |
| 1110 | for (i=0; i<count; ++i) { |
| 1111 | pjmedia_codec_info_to_id(&info[i], id[i].buf_, sizeof(id[i].buf_)); |
| 1112 | id[i].codec_id = pj_str(id[i].buf_); |
| 1113 | id[i].priority = (pj_uint8_t) prio[i]; |
| 1114 | } |
| 1115 | |
| 1116 | *p_count = count; |
| 1117 | |
| 1118 | return PJ_SUCCESS; |
| 1119 | } |
| 1120 | |
| 1121 | |
| 1122 | /* |
| 1123 | * Change codec priority. |
| 1124 | */ |
| 1125 | PJ_DEF(pj_status_t) pjsua_codec_set_priority( const pj_str_t *codec_id, |
| 1126 | pj_uint8_t priority ) |
| 1127 | { |
| 1128 | pjmedia_codec_mgr *codec_mgr; |
| 1129 | |
| 1130 | codec_mgr = pjmedia_endpt_get_codec_mgr(pjsua_var.med_endpt); |
| 1131 | |
| 1132 | return pjmedia_codec_mgr_set_codec_priority(codec_mgr, codec_id, |
| 1133 | priority); |
| 1134 | } |
| 1135 | |
| 1136 | |
| 1137 | /* |
| 1138 | * Get codec parameters. |
| 1139 | */ |
| 1140 | PJ_DEF(pj_status_t) pjsua_codec_get_param( const pj_str_t *codec_id, |
| 1141 | pjmedia_codec_param *param ) |
| 1142 | { |
| 1143 | const pjmedia_codec_info *info; |
| 1144 | pjmedia_codec_mgr *codec_mgr; |
| 1145 | unsigned count = 1; |
| 1146 | pj_status_t status; |
| 1147 | |
| 1148 | codec_mgr = pjmedia_endpt_get_codec_mgr(pjsua_var.med_endpt); |
| 1149 | |
| 1150 | status = pjmedia_codec_mgr_find_codecs_by_id(codec_mgr, codec_id, |
| 1151 | &count, &info, NULL); |
| 1152 | if (status != PJ_SUCCESS) |
| 1153 | return status; |
| 1154 | |
| 1155 | if (count != 1) |
| 1156 | return PJ_ENOTFOUND; |
| 1157 | |
| 1158 | status = pjmedia_codec_mgr_get_default_param( codec_mgr, info, param); |
| 1159 | return status; |
| 1160 | } |
| 1161 | |
| 1162 | |
| 1163 | /* |
| 1164 | * Set codec parameters. |
| 1165 | */ |
| 1166 | PJ_DEF(pj_status_t) pjsua_codec_set_param( const pj_str_t *id, |
| 1167 | const pjmedia_codec_param *param) |
| 1168 | { |
Benny Prijono | 00cae61 | 2006-07-31 15:19:36 +0000 | [diff] [blame] | 1169 | PJ_UNUSED_ARG(id); |
| 1170 | PJ_UNUSED_ARG(param); |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 1171 | PJ_TODO(set_codec_param); |
| 1172 | return PJ_SUCCESS; |
| 1173 | } |