Tristan Matthews | 0a329cc | 2013-07-17 13:20:14 -0400 | [diff] [blame] | 1 | /* $Id: auddemo.c 3664 2011-07-19 03:42:28Z nanang $ */ |
| 2 | /* |
| 3 | * Copyright (C) 2008-2011 Teluu Inc. (http://www.teluu.com) |
| 4 | * Copyright (C) 2003-2008 Benny Prijono <benny@prijono.org> |
| 5 | * |
| 6 | * This program is free software; you can redistribute it and/or modify |
| 7 | * it under the terms of the GNU General Public License as published by |
| 8 | * the Free Software Foundation; either version 2 of the License, or |
| 9 | * (at your option) any later version. |
| 10 | * |
| 11 | * This program is distributed in the hope that it will be useful, |
| 12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 14 | * GNU General Public License for more details. |
| 15 | * |
| 16 | * You should have received a copy of the GNU General Public License |
| 17 | * along with this program; if not, write to the Free Software |
| 18 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| 19 | */ |
| 20 | #include <pjmedia-audiodev/audiodev.h> |
| 21 | #include <pjmedia-audiodev/audiotest.h> |
| 22 | #include <pjmedia.h> |
| 23 | #include <pjlib.h> |
| 24 | #include <pjlib-util.h> |
| 25 | |
| 26 | #define THIS_FILE "auddemo.c" |
| 27 | #define MAX_DEVICES 64 |
| 28 | #define WAV_FILE "auddemo.wav" |
| 29 | |
| 30 | |
| 31 | static unsigned dev_count; |
| 32 | static unsigned playback_lat = PJMEDIA_SND_DEFAULT_PLAY_LATENCY; |
| 33 | static unsigned capture_lat = PJMEDIA_SND_DEFAULT_REC_LATENCY; |
| 34 | |
| 35 | static void app_perror(const char *title, pj_status_t status) |
| 36 | { |
| 37 | char errmsg[PJ_ERR_MSG_SIZE]; |
| 38 | |
| 39 | pj_strerror(status, errmsg, sizeof(errmsg)); |
| 40 | printf( "%s: %s (err=%d)\n", |
| 41 | title, errmsg, status); |
| 42 | } |
| 43 | |
| 44 | static void list_devices(void) |
| 45 | { |
| 46 | unsigned i; |
| 47 | pj_status_t status; |
| 48 | |
| 49 | dev_count = pjmedia_aud_dev_count(); |
| 50 | if (dev_count == 0) { |
| 51 | PJ_LOG(3,(THIS_FILE, "No devices found")); |
| 52 | return; |
| 53 | } |
| 54 | |
| 55 | PJ_LOG(3,(THIS_FILE, "Found %d devices:", dev_count)); |
| 56 | |
| 57 | for (i=0; i<dev_count; ++i) { |
| 58 | pjmedia_aud_dev_info info; |
| 59 | |
| 60 | status = pjmedia_aud_dev_get_info(i, &info); |
| 61 | if (status != PJ_SUCCESS) |
| 62 | continue; |
| 63 | |
| 64 | PJ_LOG(3,(THIS_FILE," %2d: %s [%s] (%d/%d)", |
| 65 | i, info.driver, info.name, info.input_count, info.output_count)); |
| 66 | } |
| 67 | } |
| 68 | |
| 69 | static const char *decode_caps(unsigned caps) |
| 70 | { |
| 71 | static char text[200]; |
| 72 | unsigned i; |
| 73 | |
| 74 | text[0] = '\0'; |
| 75 | |
| 76 | for (i=0; i<31; ++i) { |
| 77 | if ((1 << i) & caps) { |
| 78 | const char *capname; |
| 79 | capname = pjmedia_aud_dev_cap_name((pjmedia_aud_dev_cap)(1 << i), |
| 80 | NULL); |
| 81 | strcat(text, capname); |
| 82 | strcat(text, " "); |
| 83 | } |
| 84 | } |
| 85 | |
| 86 | return text; |
| 87 | } |
| 88 | |
| 89 | static void show_dev_info(unsigned index) |
| 90 | { |
| 91 | #define H "%-20s" |
| 92 | pjmedia_aud_dev_info info; |
| 93 | char formats[200]; |
| 94 | pj_status_t status; |
| 95 | |
| 96 | if (index >= dev_count) { |
| 97 | PJ_LOG(1,(THIS_FILE, "Error: invalid index %u", index)); |
| 98 | return; |
| 99 | } |
| 100 | |
| 101 | status = pjmedia_aud_dev_get_info(index, &info); |
| 102 | if (status != PJ_SUCCESS) { |
| 103 | app_perror("pjmedia_aud_dev_get_info() error", status); |
| 104 | return; |
| 105 | } |
| 106 | |
| 107 | PJ_LOG(3, (THIS_FILE, "Device at index %u:", index)); |
| 108 | PJ_LOG(3, (THIS_FILE, "-------------------------")); |
| 109 | |
| 110 | PJ_LOG(3, (THIS_FILE, H": %u (0x%x)", "ID", index, index)); |
| 111 | PJ_LOG(3, (THIS_FILE, H": %s", "Name", info.name)); |
| 112 | PJ_LOG(3, (THIS_FILE, H": %s", "Driver", info.driver)); |
| 113 | PJ_LOG(3, (THIS_FILE, H": %u", "Input channels", info.input_count)); |
| 114 | PJ_LOG(3, (THIS_FILE, H": %u", "Output channels", info.output_count)); |
| 115 | PJ_LOG(3, (THIS_FILE, H": %s", "Capabilities", decode_caps(info.caps))); |
| 116 | |
| 117 | formats[0] = '\0'; |
| 118 | if (info.caps & PJMEDIA_AUD_DEV_CAP_EXT_FORMAT) { |
| 119 | unsigned i; |
| 120 | |
| 121 | for (i=0; i<info.ext_fmt_cnt; ++i) { |
| 122 | char bitrate[32]; |
| 123 | |
| 124 | switch (info.ext_fmt[i].id) { |
| 125 | case PJMEDIA_FORMAT_L16: |
| 126 | strcat(formats, "L16/"); |
| 127 | break; |
| 128 | case PJMEDIA_FORMAT_PCMA: |
| 129 | strcat(formats, "PCMA/"); |
| 130 | break; |
| 131 | case PJMEDIA_FORMAT_PCMU: |
| 132 | strcat(formats, "PCMU/"); |
| 133 | break; |
| 134 | case PJMEDIA_FORMAT_AMR: |
| 135 | strcat(formats, "AMR/"); |
| 136 | break; |
| 137 | case PJMEDIA_FORMAT_G729: |
| 138 | strcat(formats, "G729/"); |
| 139 | break; |
| 140 | case PJMEDIA_FORMAT_ILBC: |
| 141 | strcat(formats, "ILBC/"); |
| 142 | break; |
| 143 | default: |
| 144 | strcat(formats, "unknown/"); |
| 145 | break; |
| 146 | } |
| 147 | sprintf(bitrate, "%u", info.ext_fmt[i].det.aud.avg_bps); |
| 148 | strcat(formats, bitrate); |
| 149 | strcat(formats, " "); |
| 150 | } |
| 151 | } |
| 152 | PJ_LOG(3, (THIS_FILE, H": %s", "Extended formats", formats)); |
| 153 | |
| 154 | #undef H |
| 155 | } |
| 156 | |
| 157 | static void test_device(pjmedia_dir dir, unsigned rec_id, unsigned play_id, |
| 158 | unsigned clock_rate, unsigned ptime, |
| 159 | unsigned chnum) |
| 160 | { |
| 161 | pjmedia_aud_param param; |
| 162 | pjmedia_aud_test_results result; |
| 163 | pj_status_t status; |
| 164 | |
| 165 | if (dir & PJMEDIA_DIR_CAPTURE) { |
| 166 | status = pjmedia_aud_dev_default_param(rec_id, ¶m); |
| 167 | } else { |
| 168 | status = pjmedia_aud_dev_default_param(play_id, ¶m); |
| 169 | } |
| 170 | |
| 171 | if (status != PJ_SUCCESS) { |
| 172 | app_perror("pjmedia_aud_dev_default_param()", status); |
| 173 | return; |
| 174 | } |
| 175 | |
| 176 | param.dir = dir; |
| 177 | param.rec_id = rec_id; |
| 178 | param.play_id = play_id; |
| 179 | param.clock_rate = clock_rate; |
| 180 | param.channel_count = chnum; |
| 181 | param.samples_per_frame = clock_rate * chnum * ptime / 1000; |
| 182 | |
| 183 | /* Latency settings */ |
| 184 | param.flags |= (PJMEDIA_AUD_DEV_CAP_INPUT_LATENCY | |
| 185 | PJMEDIA_AUD_DEV_CAP_OUTPUT_LATENCY); |
| 186 | param.input_latency_ms = capture_lat; |
| 187 | param.output_latency_ms = playback_lat; |
| 188 | |
| 189 | PJ_LOG(3,(THIS_FILE, "Performing test..")); |
| 190 | |
| 191 | status = pjmedia_aud_test(¶m, &result); |
| 192 | if (status != PJ_SUCCESS) { |
| 193 | app_perror("Test has completed with error", status); |
| 194 | return; |
| 195 | } |
| 196 | |
| 197 | PJ_LOG(3,(THIS_FILE, "Done. Result:")); |
| 198 | |
| 199 | if (dir & PJMEDIA_DIR_CAPTURE) { |
| 200 | if (result.rec.frame_cnt==0) { |
| 201 | PJ_LOG(1,(THIS_FILE, "Error: no frames captured!")); |
| 202 | } else { |
| 203 | PJ_LOG(3,(THIS_FILE, " %-20s: interval (min/max/avg/dev)=%u/%u/%u/%u, burst=%u", |
| 204 | "Recording result", |
| 205 | result.rec.min_interval, |
| 206 | result.rec.max_interval, |
| 207 | result.rec.avg_interval, |
| 208 | result.rec.dev_interval, |
| 209 | result.rec.max_burst)); |
| 210 | } |
| 211 | } |
| 212 | |
| 213 | if (dir & PJMEDIA_DIR_PLAYBACK) { |
| 214 | if (result.play.frame_cnt==0) { |
| 215 | PJ_LOG(1,(THIS_FILE, "Error: no playback!")); |
| 216 | } else { |
| 217 | PJ_LOG(3,(THIS_FILE, " %-20s: interval (min/max/avg/dev)=%u/%u/%u/%u, burst=%u", |
| 218 | "Playback result", |
| 219 | result.play.min_interval, |
| 220 | result.play.max_interval, |
| 221 | result.play.avg_interval, |
| 222 | result.play.dev_interval, |
| 223 | result.play.max_burst)); |
| 224 | } |
| 225 | } |
| 226 | |
| 227 | if (dir==PJMEDIA_DIR_CAPTURE_PLAYBACK) { |
| 228 | if (result.rec_drift_per_sec == 0) { |
| 229 | PJ_LOG(3,(THIS_FILE, " No clock drift detected")); |
| 230 | } else { |
| 231 | const char *which = result.rec_drift_per_sec>=0 ? "faster" : "slower"; |
| 232 | unsigned drift = result.rec_drift_per_sec>=0 ? |
| 233 | result.rec_drift_per_sec : |
| 234 | -result.rec_drift_per_sec; |
| 235 | |
| 236 | PJ_LOG(3,(THIS_FILE, " Clock drifts detected. Capture device " |
| 237 | "is running %d samples per second %s " |
| 238 | "than the playback device", |
| 239 | drift, which)); |
| 240 | } |
| 241 | } |
| 242 | } |
| 243 | |
| 244 | |
| 245 | static pj_status_t wav_rec_cb(void *user_data, pjmedia_frame *frame) |
| 246 | { |
| 247 | return pjmedia_port_put_frame((pjmedia_port*)user_data, frame); |
| 248 | } |
| 249 | |
| 250 | static void record(unsigned rec_index, const char *filename) |
| 251 | { |
| 252 | pj_pool_t *pool = NULL; |
| 253 | pjmedia_port *wav = NULL; |
| 254 | pjmedia_aud_param param; |
| 255 | pjmedia_aud_stream *strm = NULL; |
| 256 | char line[10], *dummy; |
| 257 | pj_status_t status; |
| 258 | |
| 259 | if (filename == NULL) |
| 260 | filename = WAV_FILE; |
| 261 | |
| 262 | pool = pj_pool_create(pjmedia_aud_subsys_get_pool_factory(), "wav", |
| 263 | 1000, 1000, NULL); |
| 264 | |
| 265 | status = pjmedia_wav_writer_port_create(pool, filename, 16000, |
| 266 | 1, 320, 16, 0, 0, &wav); |
| 267 | if (status != PJ_SUCCESS) { |
| 268 | app_perror("Error creating WAV file", status); |
| 269 | goto on_return; |
| 270 | } |
| 271 | |
| 272 | status = pjmedia_aud_dev_default_param(rec_index, ¶m); |
| 273 | if (status != PJ_SUCCESS) { |
| 274 | app_perror("pjmedia_aud_dev_default_param()", status); |
| 275 | goto on_return; |
| 276 | } |
| 277 | |
| 278 | param.dir = PJMEDIA_DIR_CAPTURE; |
| 279 | param.clock_rate = PJMEDIA_PIA_SRATE(&wav->info); |
| 280 | param.samples_per_frame = PJMEDIA_PIA_SPF(&wav->info); |
| 281 | param.channel_count = PJMEDIA_PIA_CCNT(&wav->info); |
| 282 | param.bits_per_sample = PJMEDIA_PIA_BITS(&wav->info); |
| 283 | |
| 284 | status = pjmedia_aud_stream_create(¶m, &wav_rec_cb, NULL, wav, |
| 285 | &strm); |
| 286 | if (status != PJ_SUCCESS) { |
| 287 | app_perror("Error opening the sound device", status); |
| 288 | goto on_return; |
| 289 | } |
| 290 | |
| 291 | status = pjmedia_aud_stream_start(strm); |
| 292 | if (status != PJ_SUCCESS) { |
| 293 | app_perror("Error starting the sound device", status); |
| 294 | goto on_return; |
| 295 | } |
| 296 | |
| 297 | PJ_LOG(3,(THIS_FILE, "Recording started, press ENTER to stop")); |
| 298 | dummy = fgets(line, sizeof(line), stdin); |
| 299 | |
| 300 | on_return: |
| 301 | if (strm) { |
| 302 | pjmedia_aud_stream_stop(strm); |
| 303 | pjmedia_aud_stream_destroy(strm); |
| 304 | } |
| 305 | if (wav) |
| 306 | pjmedia_port_destroy(wav); |
| 307 | if (pool) |
| 308 | pj_pool_release(pool); |
| 309 | } |
| 310 | |
| 311 | |
| 312 | static pj_status_t wav_play_cb(void *user_data, pjmedia_frame *frame) |
| 313 | { |
| 314 | return pjmedia_port_get_frame((pjmedia_port*)user_data, frame); |
| 315 | } |
| 316 | |
| 317 | |
| 318 | static void play_file(unsigned play_index, const char *filename) |
| 319 | { |
| 320 | pj_pool_t *pool = NULL; |
| 321 | pjmedia_port *wav = NULL; |
| 322 | pjmedia_aud_param param; |
| 323 | pjmedia_aud_stream *strm = NULL; |
| 324 | char line[10], *dummy; |
| 325 | pj_status_t status; |
| 326 | |
| 327 | if (filename == NULL) |
| 328 | filename = WAV_FILE; |
| 329 | |
| 330 | pool = pj_pool_create(pjmedia_aud_subsys_get_pool_factory(), "wav", |
| 331 | 1000, 1000, NULL); |
| 332 | |
| 333 | status = pjmedia_wav_player_port_create(pool, filename, 20, 0, 0, &wav); |
| 334 | if (status != PJ_SUCCESS) { |
| 335 | app_perror("Error opening WAV file", status); |
| 336 | goto on_return; |
| 337 | } |
| 338 | |
| 339 | status = pjmedia_aud_dev_default_param(play_index, ¶m); |
| 340 | if (status != PJ_SUCCESS) { |
| 341 | app_perror("pjmedia_aud_dev_default_param()", status); |
| 342 | goto on_return; |
| 343 | } |
| 344 | |
| 345 | param.dir = PJMEDIA_DIR_PLAYBACK; |
| 346 | param.clock_rate = PJMEDIA_PIA_SRATE(&wav->info); |
| 347 | param.samples_per_frame = PJMEDIA_PIA_SPF(&wav->info); |
| 348 | param.channel_count = PJMEDIA_PIA_CCNT(&wav->info); |
| 349 | param.bits_per_sample = PJMEDIA_PIA_BITS(&wav->info); |
| 350 | |
| 351 | status = pjmedia_aud_stream_create(¶m, NULL, &wav_play_cb, wav, |
| 352 | &strm); |
| 353 | if (status != PJ_SUCCESS) { |
| 354 | app_perror("Error opening the sound device", status); |
| 355 | goto on_return; |
| 356 | } |
| 357 | |
| 358 | status = pjmedia_aud_stream_start(strm); |
| 359 | if (status != PJ_SUCCESS) { |
| 360 | app_perror("Error starting the sound device", status); |
| 361 | goto on_return; |
| 362 | } |
| 363 | |
| 364 | PJ_LOG(3,(THIS_FILE, "Playback started, press ENTER to stop")); |
| 365 | dummy = fgets(line, sizeof(line), stdin); |
| 366 | |
| 367 | on_return: |
| 368 | if (strm) { |
| 369 | pjmedia_aud_stream_stop(strm); |
| 370 | pjmedia_aud_stream_destroy(strm); |
| 371 | } |
| 372 | if (wav) |
| 373 | pjmedia_port_destroy(wav); |
| 374 | if (pool) |
| 375 | pj_pool_release(pool); |
| 376 | } |
| 377 | |
| 378 | |
| 379 | static void print_menu(void) |
| 380 | { |
| 381 | puts(""); |
| 382 | puts("Audio demo menu:"); |
| 383 | puts("-------------------------------"); |
| 384 | puts(" l List devices"); |
| 385 | puts(" R Refresh devices"); |
| 386 | puts(" i ID Show device info for device ID"); |
| 387 | puts(" t RID PID CR PTIM [CH] Perform test on the device:"); |
| 388 | puts(" RID: record device ID (-1 for no)"); |
| 389 | puts(" PID: playback device ID (-1 for no)"); |
| 390 | puts(" CR: clock rate"); |
| 391 | puts(" PTIM: ptime in ms"); |
| 392 | puts(" CH: # of channels"); |
| 393 | puts(" r RID [FILE] Record capture device RID to WAV file"); |
| 394 | puts(" p PID [FILE] Playback WAV file to device ID PID"); |
| 395 | puts(" d [RLAT PLAT] Get/set sound device latencies (in ms):"); |
| 396 | puts(" Specify no param to get current latencies setting"); |
| 397 | puts(" RLAT: record latency (-1 for default)"); |
| 398 | puts(" PLAT: playback latency (-1 for default)"); |
| 399 | puts(" v Toggle log verbosity"); |
| 400 | puts(" q Quit"); |
| 401 | puts(""); |
| 402 | printf("Enter selection: "); |
| 403 | fflush(stdout); |
| 404 | } |
| 405 | |
| 406 | int main() |
| 407 | { |
| 408 | pj_caching_pool cp; |
| 409 | pj_bool_t done = PJ_FALSE; |
| 410 | pj_status_t status; |
| 411 | |
| 412 | /* Init pjlib */ |
| 413 | status = pj_init(); |
| 414 | PJ_ASSERT_RETURN(status==PJ_SUCCESS, 1); |
| 415 | |
| 416 | pj_log_set_decor(PJ_LOG_HAS_NEWLINE); |
| 417 | |
| 418 | /* Must create a pool factory before we can allocate any memory. */ |
| 419 | pj_caching_pool_init(&cp, &pj_pool_factory_default_policy, 0); |
| 420 | |
| 421 | status = pjmedia_aud_subsys_init(&cp.factory); |
| 422 | if (status != PJ_SUCCESS) { |
| 423 | app_perror("pjmedia_aud_subsys_init()", status); |
| 424 | pj_caching_pool_destroy(&cp); |
| 425 | pj_shutdown(); |
| 426 | return 1; |
| 427 | } |
| 428 | |
| 429 | list_devices(); |
| 430 | |
| 431 | while (!done) { |
| 432 | char line[80]; |
| 433 | |
| 434 | print_menu(); |
| 435 | |
| 436 | if (fgets(line, sizeof(line), stdin)==NULL) |
| 437 | break; |
| 438 | |
| 439 | switch (line[0]) { |
| 440 | case 'l': |
| 441 | list_devices(); |
| 442 | break; |
| 443 | |
| 444 | case 'R': |
| 445 | pjmedia_aud_dev_refresh(); |
| 446 | puts("Audio device list refreshed."); |
| 447 | break; |
| 448 | |
| 449 | case 'i': |
| 450 | { |
| 451 | unsigned dev_index; |
| 452 | if (sscanf(line+2, "%u", &dev_index) != 1) { |
| 453 | puts("error: device ID required"); |
| 454 | break; |
| 455 | } |
| 456 | show_dev_info(dev_index); |
| 457 | } |
| 458 | break; |
| 459 | |
| 460 | case 't': |
| 461 | { |
| 462 | pjmedia_dir dir; |
| 463 | int rec_id, play_id; |
| 464 | unsigned clock_rate, ptime, chnum; |
| 465 | int cnt; |
| 466 | |
| 467 | cnt = sscanf(line+2, "%d %d %u %u %u", &rec_id, &play_id, |
| 468 | &clock_rate, &ptime, &chnum); |
| 469 | if (cnt < 4) { |
| 470 | puts("error: not enough parameters"); |
| 471 | break; |
| 472 | } |
| 473 | if (clock_rate < 8000 || clock_rate > 128000) { |
| 474 | puts("error: invalid clock rate"); |
| 475 | break; |
| 476 | } |
| 477 | if (ptime < 10 || ptime > 500) { |
| 478 | puts("error: invalid ptime"); |
| 479 | break; |
| 480 | } |
| 481 | if (cnt==5) { |
| 482 | if (chnum < 1 || chnum > 4) { |
| 483 | puts("error: invalid number of channels"); |
| 484 | break; |
| 485 | } |
| 486 | } else { |
| 487 | chnum = 1; |
| 488 | } |
| 489 | |
| 490 | if (rec_id >= 0 && rec_id < (int)dev_count) { |
| 491 | if (play_id >= 0 && play_id < (int)dev_count) |
| 492 | dir = PJMEDIA_DIR_CAPTURE_PLAYBACK; |
| 493 | else |
| 494 | dir = PJMEDIA_DIR_CAPTURE; |
| 495 | } else if (play_id >= 0 && play_id < (int)dev_count) { |
| 496 | dir = PJMEDIA_DIR_PLAYBACK; |
| 497 | } else { |
| 498 | puts("error: at least one valid device index required"); |
| 499 | break; |
| 500 | } |
| 501 | |
| 502 | test_device(dir, rec_id, play_id, clock_rate, ptime, chnum); |
| 503 | |
| 504 | } |
| 505 | break; |
| 506 | |
| 507 | case 'r': |
| 508 | /* record */ |
| 509 | { |
| 510 | int index; |
| 511 | char filename[80]; |
| 512 | int count; |
| 513 | |
| 514 | count = sscanf(line+2, "%d %s", &index, filename); |
| 515 | if (count==1) |
| 516 | record(index, NULL); |
| 517 | else if (count==2) |
| 518 | record(index, filename); |
| 519 | else |
| 520 | puts("error: invalid command syntax"); |
| 521 | } |
| 522 | break; |
| 523 | |
| 524 | case 'p': |
| 525 | /* playback */ |
| 526 | { |
| 527 | int index; |
| 528 | char filename[80]; |
| 529 | int count; |
| 530 | |
| 531 | count = sscanf(line+2, "%d %s", &index, filename); |
| 532 | if (count==1) |
| 533 | play_file(index, NULL); |
| 534 | else if (count==2) |
| 535 | play_file(index, filename); |
| 536 | else |
| 537 | puts("error: invalid command syntax"); |
| 538 | } |
| 539 | break; |
| 540 | |
| 541 | case 'd': |
| 542 | /* latencies */ |
| 543 | { |
| 544 | int rec_lat, play_lat; |
| 545 | |
| 546 | if (sscanf(line+2, "%d %d", &rec_lat, &play_lat) == 2) { |
| 547 | capture_lat = (unsigned) |
| 548 | (rec_lat>=0? rec_lat:PJMEDIA_SND_DEFAULT_REC_LATENCY); |
| 549 | playback_lat = (unsigned) |
| 550 | (play_lat >= 0? play_lat : PJMEDIA_SND_DEFAULT_PLAY_LATENCY); |
| 551 | printf("Recording latency=%ums, playback latency=%ums", |
| 552 | capture_lat, playback_lat); |
| 553 | } else { |
| 554 | printf("Current latencies: record=%ums, playback=%ums", |
| 555 | capture_lat, playback_lat); |
| 556 | } |
| 557 | puts(""); |
| 558 | } |
| 559 | break; |
| 560 | |
| 561 | case 'v': |
| 562 | if (pj_log_get_level() <= 3) { |
| 563 | pj_log_set_level(5); |
| 564 | puts("Logging set to detail"); |
| 565 | } else { |
| 566 | pj_log_set_level(3); |
| 567 | puts("Logging set to quiet"); |
| 568 | } |
| 569 | break; |
| 570 | |
| 571 | case 'q': |
| 572 | done = PJ_TRUE; |
| 573 | break; |
| 574 | } |
| 575 | } |
| 576 | |
| 577 | pj_caching_pool_destroy(&cp); |
| 578 | pj_shutdown(); |
| 579 | return 0; |
| 580 | } |
| 581 | |
| 582 | |