Tristan Matthews | 0a329cc | 2013-07-17 13:20:14 -0400 | [diff] [blame] | 1 | /* $Id$ */ |
| 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 | #ifndef __PJMEDIA_CONFIG_H__ |
| 21 | #define __PJMEDIA_CONFIG_H__ |
| 22 | |
| 23 | /** |
| 24 | * @file pjmedia/config.h Compile time config |
| 25 | * @brief Contains some compile time constants. |
| 26 | */ |
| 27 | #include <pj/config.h> |
| 28 | |
| 29 | /** |
| 30 | * @defgroup PJMEDIA_BASE Base Types and Configurations |
| 31 | */ |
| 32 | |
| 33 | /** |
| 34 | * @defgroup PJMEDIA_CONFIG Compile time configuration |
| 35 | * @ingroup PJMEDIA_BASE |
| 36 | * @brief Some compile time configuration settings. |
| 37 | * @{ |
| 38 | */ |
| 39 | |
| 40 | /* |
| 41 | * Include config_auto.h if autoconf is used (PJ_AUTOCONF is set) |
| 42 | */ |
| 43 | #if defined(PJ_AUTOCONF) |
| 44 | # include <pjmedia/config_auto.h> |
| 45 | #endif |
| 46 | |
| 47 | /** |
| 48 | * Specify whether we prefer to use audio switch board rather than |
| 49 | * conference bridge. |
| 50 | * |
| 51 | * Audio switch board is a kind of simplified version of conference |
| 52 | * bridge, but not really the subset of conference bridge. It has |
| 53 | * stricter rules on audio routing among the pjmedia ports and has |
| 54 | * no audio mixing capability. The power of it is it could work with |
| 55 | * encoded audio frames where conference brigde couldn't. |
| 56 | * |
| 57 | * Default: 0 |
| 58 | */ |
| 59 | #ifndef PJMEDIA_CONF_USE_SWITCH_BOARD |
| 60 | # define PJMEDIA_CONF_USE_SWITCH_BOARD 0 |
| 61 | #endif |
| 62 | |
| 63 | /** |
| 64 | * Specify buffer size for audio switch board, in bytes. This buffer will |
| 65 | * be used for transmitting/receiving audio frame data (and some overheads, |
| 66 | * i.e: pjmedia_frame structure) among conference ports in the audio |
| 67 | * switch board. For example, if a port uses PCM format @44100Hz mono |
| 68 | * and frame time 20ms, the PCM audio data will require 1764 bytes, |
| 69 | * so with overhead, a safe buffer size will be ~1900 bytes. |
| 70 | * |
| 71 | * Default: PJMEDIA_MAX_MTU |
| 72 | */ |
| 73 | #ifndef PJMEDIA_CONF_SWITCH_BOARD_BUF_SIZE |
| 74 | # define PJMEDIA_CONF_SWITCH_BOARD_BUF_SIZE PJMEDIA_MAX_MTU |
| 75 | #endif |
| 76 | |
| 77 | |
| 78 | /* |
| 79 | * Types of sound stream backends. |
| 80 | */ |
| 81 | |
| 82 | /** |
| 83 | * This macro has been deprecated in releasee 1.1. Please see |
| 84 | * http://trac.pjsip.org/repos/wiki/Audio_Dev_API for more information. |
| 85 | */ |
| 86 | #if defined(PJMEDIA_SOUND_IMPLEMENTATION) |
| 87 | # error PJMEDIA_SOUND_IMPLEMENTATION has been deprecated |
| 88 | #endif |
| 89 | |
| 90 | /** |
| 91 | * This macro has been deprecated in releasee 1.1. Please see |
| 92 | * http://trac.pjsip.org/repos/wiki/Audio_Dev_API for more information. |
| 93 | */ |
| 94 | #if defined(PJMEDIA_PREFER_DIRECT_SOUND) |
| 95 | # error PJMEDIA_PREFER_DIRECT_SOUND has been deprecated |
| 96 | #endif |
| 97 | |
| 98 | /** |
| 99 | * This macro controls whether the legacy sound device API is to be |
| 100 | * implemented, for applications that still use the old sound device |
| 101 | * API (sound.h). If this macro is set to non-zero, the sound_legacy.c |
| 102 | * will be included in the compilation. The sound_legacy.c is an |
| 103 | * implementation of old sound device (sound.h) using the new Audio |
| 104 | * Device API. |
| 105 | * |
| 106 | * Please see http://trac.pjsip.org/repos/wiki/Audio_Dev_API for more |
| 107 | * info. |
| 108 | */ |
| 109 | #ifndef PJMEDIA_HAS_LEGACY_SOUND_API |
| 110 | # define PJMEDIA_HAS_LEGACY_SOUND_API 1 |
| 111 | #endif |
| 112 | |
| 113 | /** |
| 114 | * Specify default sound device latency, in milisecond. |
| 115 | */ |
| 116 | #ifndef PJMEDIA_SND_DEFAULT_REC_LATENCY |
| 117 | # define PJMEDIA_SND_DEFAULT_REC_LATENCY 100 |
| 118 | #endif |
| 119 | |
| 120 | /** |
| 121 | * Specify default sound device latency, in milisecond. |
| 122 | * |
| 123 | * Default is 160ms for Windows Mobile and 140ms for other platforms. |
| 124 | */ |
| 125 | #ifndef PJMEDIA_SND_DEFAULT_PLAY_LATENCY |
| 126 | # if defined(PJ_WIN32_WINCE) && PJ_WIN32_WINCE!=0 |
| 127 | # define PJMEDIA_SND_DEFAULT_PLAY_LATENCY 160 |
| 128 | # else |
| 129 | # define PJMEDIA_SND_DEFAULT_PLAY_LATENCY 140 |
| 130 | # endif |
| 131 | #endif |
| 132 | |
| 133 | |
| 134 | /* |
| 135 | * Types of WSOLA backend algorithm. |
| 136 | */ |
| 137 | |
| 138 | /** |
| 139 | * This denotes implementation of WSOLA using null algorithm. Expansion |
| 140 | * will generate zero frames, and compression will just discard some |
| 141 | * samples from the input. |
| 142 | * |
| 143 | * This type of implementation may be used as it requires the least |
| 144 | * processing power. |
| 145 | */ |
| 146 | #define PJMEDIA_WSOLA_IMP_NULL 0 |
| 147 | |
| 148 | /** |
| 149 | * This denotes implementation of WSOLA using fixed or floating point WSOLA |
| 150 | * algorithm. This implementation provides the best quality of the result, |
| 151 | * at the expense of one frame delay and intensive processing power |
| 152 | * requirement. |
| 153 | */ |
| 154 | #define PJMEDIA_WSOLA_IMP_WSOLA 1 |
| 155 | |
| 156 | /** |
| 157 | * This denotes implementation of WSOLA algorithm with faster waveform |
| 158 | * similarity calculation. This implementation provides fair quality of |
| 159 | * the result with the main advantage of low processing power requirement. |
| 160 | */ |
| 161 | #define PJMEDIA_WSOLA_IMP_WSOLA_LITE 2 |
| 162 | |
| 163 | /** |
| 164 | * Specify type of Waveform based Similarity Overlap and Add (WSOLA) backend |
| 165 | * implementation to be used. WSOLA is an algorithm to expand and/or compress |
| 166 | * audio frames without changing the pitch, and used by the delaybuf and as PLC |
| 167 | * backend algorithm. |
| 168 | * |
| 169 | * Default is PJMEDIA_WSOLA_IMP_WSOLA |
| 170 | */ |
| 171 | #ifndef PJMEDIA_WSOLA_IMP |
| 172 | # define PJMEDIA_WSOLA_IMP PJMEDIA_WSOLA_IMP_WSOLA |
| 173 | #endif |
| 174 | |
| 175 | |
| 176 | /** |
| 177 | * Specify the default maximum duration of synthetic audio that is generated |
| 178 | * by WSOLA. This value should be long enough to cover burst of packet losses. |
| 179 | * but not too long, because as the duration increases the quality would |
| 180 | * degrade considerably. |
| 181 | * |
| 182 | * Note that this limit is only applied when fading is enabled in the WSOLA |
| 183 | * session. |
| 184 | * |
| 185 | * Default: 80 |
| 186 | */ |
| 187 | #ifndef PJMEDIA_WSOLA_MAX_EXPAND_MSEC |
| 188 | # define PJMEDIA_WSOLA_MAX_EXPAND_MSEC 80 |
| 189 | #endif |
| 190 | |
| 191 | |
| 192 | /** |
| 193 | * Specify WSOLA template length, in milliseconds. The longer the template, |
| 194 | * the smoother signal to be generated at the expense of more computation |
| 195 | * needed, since the algorithm will have to compare more samples to find |
| 196 | * the most similar pitch. |
| 197 | * |
| 198 | * Default: 5 |
| 199 | */ |
| 200 | #ifndef PJMEDIA_WSOLA_TEMPLATE_LENGTH_MSEC |
| 201 | # define PJMEDIA_WSOLA_TEMPLATE_LENGTH_MSEC 5 |
| 202 | #endif |
| 203 | |
| 204 | |
| 205 | /** |
| 206 | * Specify WSOLA algorithm delay, in milliseconds. The algorithm delay is |
| 207 | * used to merge synthetic samples with real samples in the transition |
| 208 | * between real to synthetic and vice versa. The longer the delay, the |
| 209 | * smoother signal to be generated, at the expense of longer latency and |
| 210 | * a slighty more computation. |
| 211 | * |
| 212 | * Default: 5 |
| 213 | */ |
| 214 | #ifndef PJMEDIA_WSOLA_DELAY_MSEC |
| 215 | # define PJMEDIA_WSOLA_DELAY_MSEC 5 |
| 216 | #endif |
| 217 | |
| 218 | |
| 219 | /** |
| 220 | * Set this to non-zero to disable fade-out/in effect in the PLC when it |
| 221 | * instructs WSOLA to generate synthetic frames. The use of fading may |
| 222 | * or may not improve the quality of audio, depending on the nature of |
| 223 | * packet loss and the type of audio input (e.g. speech vs music). |
| 224 | * Disabling fading also implicitly remove the maximum limit of synthetic |
| 225 | * audio samples generated by WSOLA (see PJMEDIA_WSOLA_MAX_EXPAND_MSEC). |
| 226 | * |
| 227 | * Default: 0 |
| 228 | */ |
| 229 | #ifndef PJMEDIA_WSOLA_PLC_NO_FADING |
| 230 | # define PJMEDIA_WSOLA_PLC_NO_FADING 0 |
| 231 | #endif |
| 232 | |
| 233 | |
| 234 | /** |
| 235 | * Limit the number of calls by stream to the PLC to generate synthetic |
| 236 | * frames to this duration. If packets are still lost after this maximum |
| 237 | * duration, silence will be generated by the stream instead. Since the |
| 238 | * PLC normally should have its own limit on the maximum duration of |
| 239 | * synthetic frames to be generated (for PJMEDIA's PLC, the limit is |
| 240 | * PJMEDIA_WSOLA_MAX_EXPAND_MSEC), we can set this value to a large number |
| 241 | * to give additional flexibility should the PLC wants to do something |
| 242 | * clever with the lost frames. |
| 243 | * |
| 244 | * Default: 240 ms |
| 245 | */ |
| 246 | #ifndef PJMEDIA_MAX_PLC_DURATION_MSEC |
| 247 | # define PJMEDIA_MAX_PLC_DURATION_MSEC 240 |
| 248 | #endif |
| 249 | |
| 250 | |
| 251 | /** |
| 252 | * Specify number of sound buffers. Larger number is better for sound |
| 253 | * stability and to accommodate sound devices that are unable to send frames |
| 254 | * in timely manner, however it would probably cause more audio delay (and |
| 255 | * definitely will take more memory). One individual buffer is normally 10ms |
| 256 | * or 20 ms long, depending on ptime settings (samples_per_frame value). |
| 257 | * |
| 258 | * The setting here currently is used by the conference bridge, the splitter |
| 259 | * combiner port, and dsound.c. |
| 260 | * |
| 261 | * Default: (PJMEDIA_SND_DEFAULT_PLAY_LATENCY+20)/20 |
| 262 | */ |
| 263 | #ifndef PJMEDIA_SOUND_BUFFER_COUNT |
| 264 | # define PJMEDIA_SOUND_BUFFER_COUNT ((PJMEDIA_SND_DEFAULT_PLAY_LATENCY+20)/20) |
| 265 | #endif |
| 266 | |
| 267 | |
| 268 | /** |
| 269 | * Specify which A-law/U-law conversion algorithm to use. |
| 270 | * By default the conversion algorithm uses A-law/U-law table which gives |
| 271 | * the best performance, at the expense of 33 KBytes of static data. |
| 272 | * If this option is disabled, a smaller but slower algorithm will be used. |
| 273 | */ |
| 274 | #ifndef PJMEDIA_HAS_ALAW_ULAW_TABLE |
| 275 | # define PJMEDIA_HAS_ALAW_ULAW_TABLE 1 |
| 276 | #endif |
| 277 | |
| 278 | |
| 279 | /** |
| 280 | * Unless specified otherwise, G711 codec is included by default. |
| 281 | */ |
| 282 | #ifndef PJMEDIA_HAS_G711_CODEC |
| 283 | # define PJMEDIA_HAS_G711_CODEC 1 |
| 284 | #endif |
| 285 | |
| 286 | |
| 287 | /* |
| 288 | * Warn about obsolete macros. |
| 289 | * |
| 290 | * PJMEDIA_HAS_SMALL_FILTER has been deprecated in 0.7. |
| 291 | */ |
| 292 | #if defined(PJMEDIA_HAS_SMALL_FILTER) |
| 293 | # ifdef _MSC_VER |
| 294 | # pragma message("Warning: PJMEDIA_HAS_SMALL_FILTER macro is deprecated"\ |
| 295 | " and has no effect") |
| 296 | # else |
| 297 | # warning "PJMEDIA_HAS_SMALL_FILTER macro is deprecated and has no effect" |
| 298 | # endif |
| 299 | #endif |
| 300 | |
| 301 | |
| 302 | /* |
| 303 | * Warn about obsolete macros. |
| 304 | * |
| 305 | * PJMEDIA_HAS_LARGE_FILTER has been deprecated in 0.7. |
| 306 | */ |
| 307 | #if defined(PJMEDIA_HAS_LARGE_FILTER) |
| 308 | # ifdef _MSC_VER |
| 309 | # pragma message("Warning: PJMEDIA_HAS_LARGE_FILTER macro is deprecated"\ |
| 310 | " and has no effect") |
| 311 | # else |
| 312 | # warning "PJMEDIA_HAS_LARGE_FILTER macro is deprecated" |
| 313 | # endif |
| 314 | #endif |
| 315 | |
| 316 | |
| 317 | /* |
| 318 | * These macros are obsolete in 0.7.1 so it will trigger compilation error. |
| 319 | * Please use PJMEDIA_RESAMPLE_IMP to select the resample implementation |
| 320 | * to use. |
| 321 | */ |
| 322 | #ifdef PJMEDIA_HAS_LIBRESAMPLE |
| 323 | # error "PJMEDIA_HAS_LIBRESAMPLE macro is deprecated. Use '#define PJMEDIA_RESAMPLE_IMP PJMEDIA_RESAMPLE_LIBRESAMPLE'" |
| 324 | #endif |
| 325 | |
| 326 | #ifdef PJMEDIA_HAS_SPEEX_RESAMPLE |
| 327 | # error "PJMEDIA_HAS_SPEEX_RESAMPLE macro is deprecated. Use '#define PJMEDIA_RESAMPLE_IMP PJMEDIA_RESAMPLE_SPEEX'" |
| 328 | #endif |
| 329 | |
| 330 | |
| 331 | /* |
| 332 | * Sample rate conversion backends. |
| 333 | * Select one of these backends in PJMEDIA_RESAMPLE_IMP. |
| 334 | */ |
| 335 | #define PJMEDIA_RESAMPLE_NONE 1 /**< No resampling. */ |
| 336 | #define PJMEDIA_RESAMPLE_LIBRESAMPLE 2 /**< Sample rate conversion |
| 337 | using libresample. */ |
| 338 | #define PJMEDIA_RESAMPLE_SPEEX 3 /**< Sample rate conversion |
| 339 | using Speex. */ |
| 340 | #define PJMEDIA_RESAMPLE_LIBSAMPLERATE 4 /**< Sample rate conversion |
| 341 | using libsamplerate |
| 342 | (a.k.a Secret Rabbit Code) |
| 343 | */ |
| 344 | |
| 345 | /** |
| 346 | * Select which resample implementation to use. Currently pjmedia supports: |
| 347 | * - #PJMEDIA_RESAMPLE_LIBRESAMPLE, to use libresample-1.7, this is the default |
| 348 | * implementation to be used. |
| 349 | * - #PJMEDIA_RESAMPLE_LIBSAMPLERATE, to use libsamplerate implementation |
| 350 | * (a.k.a. Secret Rabbit Code). |
| 351 | * - #PJMEDIA_RESAMPLE_SPEEX, to use experimental sample rate conversion in |
| 352 | * Speex library. |
| 353 | * - #PJMEDIA_RESAMPLE_NONE, to disable sample rate conversion. Any calls to |
| 354 | * resample function will return error. |
| 355 | * |
| 356 | * Default is PJMEDIA_RESAMPLE_LIBRESAMPLE |
| 357 | */ |
| 358 | #ifndef PJMEDIA_RESAMPLE_IMP |
| 359 | # define PJMEDIA_RESAMPLE_IMP PJMEDIA_RESAMPLE_LIBRESAMPLE |
| 360 | #endif |
| 361 | |
| 362 | |
| 363 | /** |
| 364 | * Specify whether libsamplerate, when used, should be linked statically |
| 365 | * into the application. This option is only useful for Visual Studio |
| 366 | * projects, and when this static linking is enabled |
| 367 | */ |
| 368 | |
| 369 | |
| 370 | /** |
| 371 | * Default file player/writer buffer size. |
| 372 | */ |
| 373 | #ifndef PJMEDIA_FILE_PORT_BUFSIZE |
| 374 | # define PJMEDIA_FILE_PORT_BUFSIZE 4000 |
| 375 | #endif |
| 376 | |
| 377 | |
| 378 | /** |
| 379 | * Maximum frame duration (in msec) to be supported. |
| 380 | * This (among other thing) will affect the size of buffers to be allocated |
| 381 | * for outgoing packets. |
| 382 | */ |
| 383 | #ifndef PJMEDIA_MAX_FRAME_DURATION_MS |
| 384 | # define PJMEDIA_MAX_FRAME_DURATION_MS 200 |
| 385 | #endif |
| 386 | |
| 387 | |
| 388 | /** |
| 389 | * Max packet size for transmitting direction. |
| 390 | */ |
| 391 | #ifndef PJMEDIA_MAX_MTU |
| 392 | # define PJMEDIA_MAX_MTU 1500 |
| 393 | #endif |
| 394 | |
| 395 | |
| 396 | /** |
| 397 | * Max packet size for receiving direction. |
| 398 | */ |
| 399 | #ifndef PJMEDIA_MAX_MRU |
| 400 | # define PJMEDIA_MAX_MRU 2000 |
| 401 | #endif |
| 402 | |
| 403 | |
| 404 | /** |
| 405 | * DTMF/telephone-event duration, in timestamp. |
| 406 | */ |
| 407 | #ifndef PJMEDIA_DTMF_DURATION |
| 408 | # define PJMEDIA_DTMF_DURATION 1600 /* in timestamp */ |
| 409 | #endif |
| 410 | |
| 411 | |
| 412 | /** |
| 413 | * Number of RTP packets received from different source IP address from the |
| 414 | * remote address required to make the stream switch transmission |
| 415 | * to the source address. |
| 416 | */ |
| 417 | #ifndef PJMEDIA_RTP_NAT_PROBATION_CNT |
| 418 | # define PJMEDIA_RTP_NAT_PROBATION_CNT 10 |
| 419 | #endif |
| 420 | |
| 421 | |
| 422 | /** |
| 423 | * Number of RTCP packets received from different source IP address from the |
| 424 | * remote address required to make the stream switch RTCP transmission |
| 425 | * to the source address. |
| 426 | */ |
| 427 | #ifndef PJMEDIA_RTCP_NAT_PROBATION_CNT |
| 428 | # define PJMEDIA_RTCP_NAT_PROBATION_CNT 3 |
| 429 | #endif |
| 430 | |
| 431 | |
| 432 | /** |
| 433 | * Specify whether RTCP should be advertised in SDP. This setting would |
| 434 | * affect whether RTCP candidate will be added in SDP when ICE is used. |
| 435 | * Application might want to disable RTCP advertisement in SDP to |
| 436 | * reduce the message size. |
| 437 | * |
| 438 | * Default: 1 (yes) |
| 439 | */ |
| 440 | #ifndef PJMEDIA_ADVERTISE_RTCP |
| 441 | # define PJMEDIA_ADVERTISE_RTCP 1 |
| 442 | #endif |
| 443 | |
| 444 | |
| 445 | /** |
| 446 | * Interval to send RTCP packets, in msec |
| 447 | */ |
| 448 | #ifndef PJMEDIA_RTCP_INTERVAL |
| 449 | # define PJMEDIA_RTCP_INTERVAL 5000 /* msec*/ |
| 450 | #endif |
| 451 | |
| 452 | |
| 453 | /** |
| 454 | * Tell RTCP to ignore the first N packets when calculating the |
| 455 | * jitter statistics. From experimentation, the first few packets |
| 456 | * (25 or so) have relatively big jitter, possibly because during |
| 457 | * this time, the program is also busy setting up the signaling, |
| 458 | * so they make the average jitter big. |
| 459 | * |
| 460 | * Default: 25. |
| 461 | */ |
| 462 | #ifndef PJMEDIA_RTCP_IGNORE_FIRST_PACKETS |
| 463 | # define PJMEDIA_RTCP_IGNORE_FIRST_PACKETS 25 |
| 464 | #endif |
| 465 | |
| 466 | |
| 467 | /** |
| 468 | * Specify whether RTCP statistics includes raw jitter statistics. |
| 469 | * Raw jitter is defined as absolute value of network transit time |
| 470 | * difference of two consecutive packets; refering to "difference D" |
| 471 | * term in interarrival jitter calculation in RFC 3550 section 6.4.1. |
| 472 | * |
| 473 | * Default: 0 (no). |
| 474 | */ |
| 475 | #ifndef PJMEDIA_RTCP_STAT_HAS_RAW_JITTER |
| 476 | # define PJMEDIA_RTCP_STAT_HAS_RAW_JITTER 0 |
| 477 | #endif |
| 478 | |
| 479 | /** |
| 480 | * Specify the factor with wich RTCP RTT statistics should be normalized |
| 481 | * if exceptionally high. For e.g. mobile networks with potentially large |
| 482 | * fluctuations, this might be unwanted. |
| 483 | * |
| 484 | * Use (0) to disable this feature. |
| 485 | * |
| 486 | * Default: 3. |
| 487 | */ |
| 488 | #ifndef PJMEDIA_RTCP_NORMALIZE_FACTOR |
| 489 | # define PJMEDIA_RTCP_NORMALIZE_FACTOR 3 |
| 490 | #endif |
| 491 | |
| 492 | |
| 493 | /** |
| 494 | * Specify whether RTCP statistics includes IP Delay Variation statistics. |
| 495 | * IPDV is defined as network transit time difference of two consecutive |
| 496 | * packets. The IPDV statistic can be useful to inspect clock skew existance |
| 497 | * and level, e.g: when the IPDV mean values were stable in positive numbers, |
| 498 | * then the remote clock (used in sending RTP packets) is faster than local |
| 499 | * system clock. Ideally, the IPDV mean values are always equal to 0. |
| 500 | * |
| 501 | * Default: 0 (no). |
| 502 | */ |
| 503 | #ifndef PJMEDIA_RTCP_STAT_HAS_IPDV |
| 504 | # define PJMEDIA_RTCP_STAT_HAS_IPDV 0 |
| 505 | #endif |
| 506 | |
| 507 | |
| 508 | /** |
| 509 | * Specify whether RTCP XR support should be built into PJMEDIA. Disabling |
| 510 | * this feature will reduce footprint slightly. Note that even when this |
| 511 | * setting is enabled, RTCP XR processing will only be performed in stream |
| 512 | * if it is enabled on run-time on per stream basis. See |
| 513 | * PJMEDIA_STREAM_ENABLE_XR setting for more info. |
| 514 | * |
| 515 | * Default: 0 (no). |
| 516 | */ |
| 517 | #ifndef PJMEDIA_HAS_RTCP_XR |
| 518 | # define PJMEDIA_HAS_RTCP_XR 0 |
| 519 | #endif |
| 520 | |
| 521 | |
| 522 | /** |
| 523 | * The RTCP XR feature is activated and used by stream if \a enable_rtcp_xr |
| 524 | * field of \a pjmedia_stream_info structure is non-zero. This setting |
| 525 | * controls the default value of this field. |
| 526 | * |
| 527 | * Default: 0 (disabled) |
| 528 | */ |
| 529 | #ifndef PJMEDIA_STREAM_ENABLE_XR |
| 530 | # define PJMEDIA_STREAM_ENABLE_XR 0 |
| 531 | #endif |
| 532 | |
| 533 | |
| 534 | /** |
| 535 | * Specify the buffer length for storing any received RTCP SDES text |
| 536 | * in a stream session. Usually RTCP contains only the mandatory SDES |
| 537 | * field, i.e: CNAME. |
| 538 | * |
| 539 | * Default: 64 bytes. |
| 540 | */ |
| 541 | #ifndef PJMEDIA_RTCP_RX_SDES_BUF_LEN |
| 542 | # define PJMEDIA_RTCP_RX_SDES_BUF_LEN 64 |
| 543 | #endif |
| 544 | |
| 545 | |
| 546 | /** |
| 547 | * Specify how long (in miliseconds) the stream should suspend the |
| 548 | * silence detector/voice activity detector (VAD) during the initial |
| 549 | * period of the session. This feature is useful to open bindings in |
| 550 | * all NAT routers between local and remote endpoint since most NATs |
| 551 | * do not allow incoming packet to get in before local endpoint sends |
| 552 | * outgoing packets. |
| 553 | * |
| 554 | * Specify zero to disable this feature. |
| 555 | * |
| 556 | * Default: 600 msec (which gives good probability that some RTP |
| 557 | * packets will reach the destination, but without |
| 558 | * filling up the jitter buffer on the remote end). |
| 559 | */ |
| 560 | #ifndef PJMEDIA_STREAM_VAD_SUSPEND_MSEC |
| 561 | # define PJMEDIA_STREAM_VAD_SUSPEND_MSEC 600 |
| 562 | #endif |
| 563 | |
| 564 | /** |
| 565 | * Perform RTP payload type checking in the stream. Normally the peer |
| 566 | * MUST send RTP with payload type as we specified in our SDP. Certain |
| 567 | * agents may not be able to follow this hence the only way to have |
| 568 | * communication is to disable this check. |
| 569 | * |
| 570 | * Default: 1 |
| 571 | */ |
| 572 | #ifndef PJMEDIA_STREAM_CHECK_RTP_PT |
| 573 | # define PJMEDIA_STREAM_CHECK_RTP_PT 1 |
| 574 | #endif |
| 575 | |
| 576 | /** |
| 577 | * Reserve some space for application extra data, e.g: SRTP auth tag, |
| 578 | * in RTP payload, so the total payload length will not exceed the MTU. |
| 579 | */ |
| 580 | #ifndef PJMEDIA_STREAM_RESV_PAYLOAD_LEN |
| 581 | # define PJMEDIA_STREAM_RESV_PAYLOAD_LEN 20 |
| 582 | #endif |
| 583 | |
| 584 | |
| 585 | /** |
| 586 | * Specify the maximum duration of silence period in the codec, in msec. |
| 587 | * This is useful for example to keep NAT binding open in the firewall |
| 588 | * and to prevent server from disconnecting the call because no |
| 589 | * RTP packet is received. |
| 590 | * |
| 591 | * This only applies to codecs that use PJMEDIA's VAD (pretty much |
| 592 | * everything including iLBC, except Speex, which has its own DTX |
| 593 | * mechanism). |
| 594 | * |
| 595 | * Use (-1) to disable this feature. |
| 596 | * |
| 597 | * Default: 5000 ms |
| 598 | * |
| 599 | */ |
| 600 | #ifndef PJMEDIA_CODEC_MAX_SILENCE_PERIOD |
| 601 | # define PJMEDIA_CODEC_MAX_SILENCE_PERIOD 5000 |
| 602 | #endif |
| 603 | |
| 604 | |
| 605 | /** |
| 606 | * Suggested or default threshold to be set for fixed silence detection |
| 607 | * or as starting threshold for adaptive silence detection. The threshold |
| 608 | * has the range from zero to 0xFFFF. |
| 609 | */ |
| 610 | #ifndef PJMEDIA_SILENCE_DET_THRESHOLD |
| 611 | # define PJMEDIA_SILENCE_DET_THRESHOLD 4 |
| 612 | #endif |
| 613 | |
| 614 | |
| 615 | /** |
| 616 | * Maximum silence threshold in the silence detector. The silence detector |
| 617 | * will not cut the audio transmission if the audio level is above this |
| 618 | * level. |
| 619 | * |
| 620 | * Use 0x10000 (or greater) to disable this feature. |
| 621 | * |
| 622 | * Default: 0x10000 (disabled) |
| 623 | */ |
| 624 | #ifndef PJMEDIA_SILENCE_DET_MAX_THRESHOLD |
| 625 | # define PJMEDIA_SILENCE_DET_MAX_THRESHOLD 0x10000 |
| 626 | #endif |
| 627 | |
| 628 | |
| 629 | /** |
| 630 | * Speex Accoustic Echo Cancellation (AEC). |
| 631 | * By default is enabled. |
| 632 | */ |
| 633 | #ifndef PJMEDIA_HAS_SPEEX_AEC |
| 634 | # define PJMEDIA_HAS_SPEEX_AEC 1 |
| 635 | #endif |
| 636 | |
| 637 | |
| 638 | /** |
| 639 | * Maximum number of parameters in SDP fmtp attribute. |
| 640 | * |
| 641 | * Default: 16 |
| 642 | */ |
| 643 | #ifndef PJMEDIA_CODEC_MAX_FMTP_CNT |
| 644 | # define PJMEDIA_CODEC_MAX_FMTP_CNT 16 |
| 645 | #endif |
| 646 | |
| 647 | |
| 648 | /** |
| 649 | * This specifies the behavior of the SDP negotiator when responding to an |
| 650 | * offer, whether it should rather use the codec preference as set by |
| 651 | * remote, or should it rather use the codec preference as specified by |
| 652 | * local endpoint. |
| 653 | * |
| 654 | * For example, suppose incoming call has codec order "8 0 3", while |
| 655 | * local codec order is "3 0 8". If remote codec order is preferable, |
| 656 | * the selected codec will be 8, while if local codec order is preferable, |
| 657 | * the selected codec will be 3. |
| 658 | * |
| 659 | * If set to non-zero, the negotiator will use the codec order as specified |
| 660 | * by remote in the offer. |
| 661 | * |
| 662 | * Note that this behavior can be changed during run-time by calling |
| 663 | * pjmedia_sdp_neg_set_prefer_remote_codec_order(). |
| 664 | * |
| 665 | * Default is 1 (to maintain backward compatibility) |
| 666 | */ |
| 667 | #ifndef PJMEDIA_SDP_NEG_PREFER_REMOTE_CODEC_ORDER |
| 668 | # define PJMEDIA_SDP_NEG_PREFER_REMOTE_CODEC_ORDER 1 |
| 669 | #endif |
| 670 | |
| 671 | |
| 672 | /** |
| 673 | * This specifies the maximum number of the customized SDP format |
| 674 | * negotiation callbacks. |
| 675 | */ |
| 676 | #ifndef PJMEDIA_SDP_NEG_MAX_CUSTOM_FMT_NEG_CB |
| 677 | # define PJMEDIA_SDP_NEG_MAX_CUSTOM_FMT_NEG_CB 8 |
| 678 | #endif |
| 679 | |
| 680 | |
| 681 | /** |
| 682 | * This specifies if the SDP negotiator should rewrite answer payload |
| 683 | * type numbers to use the same payload type numbers as the remote offer |
| 684 | * for all matched codecs. |
| 685 | * |
| 686 | * Default is 1 (yes) |
| 687 | */ |
| 688 | #ifndef PJMEDIA_SDP_NEG_ANSWER_SYMMETRIC_PT |
| 689 | # define PJMEDIA_SDP_NEG_ANSWER_SYMMETRIC_PT 1 |
| 690 | #endif |
| 691 | |
| 692 | |
| 693 | /** |
| 694 | * Support for sending and decoding RTCP port in SDP (RFC 3605). |
| 695 | * Default is equal to PJMEDIA_ADVERTISE_RTCP setting. |
| 696 | */ |
| 697 | #ifndef PJMEDIA_HAS_RTCP_IN_SDP |
| 698 | # define PJMEDIA_HAS_RTCP_IN_SDP (PJMEDIA_ADVERTISE_RTCP) |
| 699 | #endif |
| 700 | |
| 701 | |
| 702 | /** |
| 703 | * This macro controls whether pjmedia should include SDP |
| 704 | * bandwidth modifier "TIAS" (RFC3890). |
| 705 | * |
| 706 | * Note that there is also a run-time variable to turn this setting |
| 707 | * on or off, defined in endpoint.c. To access this variable, use |
| 708 | * the following construct |
| 709 | * |
| 710 | \verbatim |
| 711 | extern pj_bool_t pjmedia_add_bandwidth_tias_in_sdp; |
| 712 | |
| 713 | // Do not enable bandwidth information inclusion in sdp |
| 714 | pjmedia_add_bandwidth_tias_in_sdp = PJ_FALSE; |
| 715 | \endverbatim |
| 716 | * |
| 717 | * Default: 1 (yes) |
| 718 | */ |
| 719 | #ifndef PJMEDIA_ADD_BANDWIDTH_TIAS_IN_SDP |
| 720 | # define PJMEDIA_ADD_BANDWIDTH_TIAS_IN_SDP 1 |
| 721 | #endif |
| 722 | |
| 723 | |
| 724 | /** |
| 725 | * This macro controls whether pjmedia should include SDP rtpmap |
| 726 | * attribute for static payload types. SDP rtpmap for static |
| 727 | * payload types are optional, although they are normally included |
| 728 | * for interoperability reason. |
| 729 | * |
| 730 | * Note that there is also a run-time variable to turn this setting |
| 731 | * on or off, defined in endpoint.c. To access this variable, use |
| 732 | * the following construct |
| 733 | * |
| 734 | \verbatim |
| 735 | extern pj_bool_t pjmedia_add_rtpmap_for_static_pt; |
| 736 | |
| 737 | // Do not include rtpmap for static payload types (<96) |
| 738 | pjmedia_add_rtpmap_for_static_pt = PJ_FALSE; |
| 739 | \endverbatim |
| 740 | * |
| 741 | * Default: 1 (yes) |
| 742 | */ |
| 743 | #ifndef PJMEDIA_ADD_RTPMAP_FOR_STATIC_PT |
| 744 | # define PJMEDIA_ADD_RTPMAP_FOR_STATIC_PT 1 |
| 745 | #endif |
| 746 | |
| 747 | |
| 748 | /** |
| 749 | * This macro declares the payload type for telephone-event |
| 750 | * that is advertised by PJMEDIA for outgoing SDP. If this macro |
| 751 | * is set to zero, telephone events would not be advertised nor |
| 752 | * supported. |
| 753 | * |
| 754 | * If this value is changed to other number, please update the |
| 755 | * PJMEDIA_RTP_PT_TELEPHONE_EVENTS_STR too. |
| 756 | */ |
| 757 | #ifndef PJMEDIA_RTP_PT_TELEPHONE_EVENTS |
| 758 | # define PJMEDIA_RTP_PT_TELEPHONE_EVENTS 96 |
| 759 | #endif |
| 760 | |
| 761 | |
| 762 | /** |
| 763 | * Macro to get the string representation of the telephone-event |
| 764 | * payload type. |
| 765 | */ |
| 766 | #ifndef PJMEDIA_RTP_PT_TELEPHONE_EVENTS_STR |
| 767 | # define PJMEDIA_RTP_PT_TELEPHONE_EVENTS_STR "96" |
| 768 | #endif |
| 769 | |
| 770 | |
| 771 | /** |
| 772 | * Maximum tones/digits that can be enqueued in the tone generator. |
| 773 | */ |
| 774 | #ifndef PJMEDIA_TONEGEN_MAX_DIGITS |
| 775 | # define PJMEDIA_TONEGEN_MAX_DIGITS 32 |
| 776 | #endif |
| 777 | |
| 778 | |
| 779 | /* |
| 780 | * Below specifies the various tone generator backend algorithm. |
| 781 | */ |
| 782 | |
| 783 | /** |
| 784 | * The math's sine(), floating point. This has very good precision |
| 785 | * but it's the slowest and requires floating point support and |
| 786 | * linking with the math library. |
| 787 | */ |
| 788 | #define PJMEDIA_TONEGEN_SINE 1 |
| 789 | |
| 790 | /** |
| 791 | * Floating point approximation of sine(). This has relatively good |
| 792 | * precision and much faster than plain sine(), but it requires floating- |
| 793 | * point support and linking with the math library. |
| 794 | */ |
| 795 | #define PJMEDIA_TONEGEN_FLOATING_POINT 2 |
| 796 | |
| 797 | /** |
| 798 | * Fixed point using sine signal generated by Cordic algorithm. This |
| 799 | * algorithm can be tuned to provide balance between precision and |
| 800 | * performance by tuning the PJMEDIA_TONEGEN_FIXED_POINT_CORDIC_LOOP |
| 801 | * setting, and may be suitable for platforms that lack floating-point |
| 802 | * support. |
| 803 | */ |
| 804 | #define PJMEDIA_TONEGEN_FIXED_POINT_CORDIC 3 |
| 805 | |
| 806 | /** |
| 807 | * Fast fixed point using some approximation to generate sine waves. |
| 808 | * The tone generated by this algorithm is not very precise, however |
| 809 | * the algorithm is very fast. |
| 810 | */ |
| 811 | #define PJMEDIA_TONEGEN_FAST_FIXED_POINT 4 |
| 812 | |
| 813 | |
| 814 | /** |
| 815 | * Specify the tone generator algorithm to be used. Please see |
| 816 | * http://trac.pjsip.org/repos/wiki/Tone_Generator for the performance |
| 817 | * analysis results of the various tone generator algorithms. |
| 818 | * |
| 819 | * Default value: |
| 820 | * - PJMEDIA_TONEGEN_FLOATING_POINT when PJ_HAS_FLOATING_POINT is set |
| 821 | * - PJMEDIA_TONEGEN_FIXED_POINT_CORDIC when PJ_HAS_FLOATING_POINT is not set |
| 822 | */ |
| 823 | #ifndef PJMEDIA_TONEGEN_ALG |
| 824 | # if defined(PJ_HAS_FLOATING_POINT) && PJ_HAS_FLOATING_POINT |
| 825 | # define PJMEDIA_TONEGEN_ALG PJMEDIA_TONEGEN_FLOATING_POINT |
| 826 | # else |
| 827 | # define PJMEDIA_TONEGEN_ALG PJMEDIA_TONEGEN_FIXED_POINT_CORDIC |
| 828 | # endif |
| 829 | #endif |
| 830 | |
| 831 | |
| 832 | /** |
| 833 | * Specify the number of calculation loops to generate the tone, when |
| 834 | * PJMEDIA_TONEGEN_FIXED_POINT_CORDIC algorithm is used. With more calculation |
| 835 | * loops, the tone signal gets more precise, but this will add more |
| 836 | * processing. |
| 837 | * |
| 838 | * Valid values are 1 to 28. |
| 839 | * |
| 840 | * Default value: 10 |
| 841 | */ |
| 842 | #ifndef PJMEDIA_TONEGEN_FIXED_POINT_CORDIC_LOOP |
| 843 | # define PJMEDIA_TONEGEN_FIXED_POINT_CORDIC_LOOP 10 |
| 844 | #endif |
| 845 | |
| 846 | |
| 847 | /** |
| 848 | * Enable high quality of tone generation, the better quality will cost |
| 849 | * more CPU load. This is only applied to floating point enabled machines. |
| 850 | * |
| 851 | * By default it is enabled when PJ_HAS_FLOATING_POINT is set. |
| 852 | * |
| 853 | * This macro has been deprecated in version 1.0-rc3. |
| 854 | */ |
| 855 | #ifdef PJMEDIA_USE_HIGH_QUALITY_TONEGEN |
| 856 | # error "The PJMEDIA_USE_HIGH_QUALITY_TONEGEN macro is obsolete" |
| 857 | #endif |
| 858 | |
| 859 | |
| 860 | /** |
| 861 | * Fade-in duration for the tone, in milliseconds. Set to zero to disable |
| 862 | * this feature. |
| 863 | * |
| 864 | * Default: 1 (msec) |
| 865 | */ |
| 866 | #ifndef PJMEDIA_TONEGEN_FADE_IN_TIME |
| 867 | # define PJMEDIA_TONEGEN_FADE_IN_TIME 1 |
| 868 | #endif |
| 869 | |
| 870 | |
| 871 | /** |
| 872 | * Fade-out duration for the tone, in milliseconds. Set to zero to disable |
| 873 | * this feature. |
| 874 | * |
| 875 | * Default: 2 (msec) |
| 876 | */ |
| 877 | #ifndef PJMEDIA_TONEGEN_FADE_OUT_TIME |
| 878 | # define PJMEDIA_TONEGEN_FADE_OUT_TIME 2 |
| 879 | #endif |
| 880 | |
| 881 | |
| 882 | /** |
| 883 | * The default tone generator amplitude (1-32767). |
| 884 | * |
| 885 | * Default value: 12288 |
| 886 | */ |
| 887 | #ifndef PJMEDIA_TONEGEN_VOLUME |
| 888 | # define PJMEDIA_TONEGEN_VOLUME 12288 |
| 889 | #endif |
| 890 | |
| 891 | |
| 892 | /** |
| 893 | * Enable support for SRTP media transport. This will require linking |
| 894 | * with libsrtp from the third_party directory. |
| 895 | * |
| 896 | * By default it is enabled. |
| 897 | */ |
| 898 | #ifndef PJMEDIA_HAS_SRTP |
| 899 | # define PJMEDIA_HAS_SRTP 1 |
| 900 | #endif |
| 901 | |
| 902 | |
| 903 | /** |
| 904 | * Enable support to handle codecs with inconsistent clock rate |
| 905 | * between clock rate in SDP/RTP & the clock rate that is actually used. |
| 906 | * This happens for example with G.722 and MPEG audio codecs. |
| 907 | * See: |
| 908 | * - G.722 : RFC 3551 4.5.2 |
| 909 | * - MPEG audio : RFC 3551 4.5.13 & RFC 3119 |
| 910 | * |
| 911 | * Also when this feature is enabled, some handling will be performed |
| 912 | * to deal with clock rate incompatibilities of some phones. |
| 913 | * |
| 914 | * By default it is enabled. |
| 915 | */ |
| 916 | #ifndef PJMEDIA_HANDLE_G722_MPEG_BUG |
| 917 | # define PJMEDIA_HANDLE_G722_MPEG_BUG 1 |
| 918 | #endif |
| 919 | |
| 920 | |
| 921 | /** |
| 922 | * Transport info (pjmedia_transport_info) contains a socket info and list |
| 923 | * of transport specific info, since transports can be chained together |
| 924 | * (for example, SRTP transport uses UDP transport as the underlying |
| 925 | * transport). This constant specifies maximum number of transport specific |
| 926 | * infos that can be held in a transport info. |
| 927 | */ |
| 928 | #ifndef PJMEDIA_TRANSPORT_SPECIFIC_INFO_MAXCNT |
| 929 | # define PJMEDIA_TRANSPORT_SPECIFIC_INFO_MAXCNT 4 |
| 930 | #endif |
| 931 | |
| 932 | |
| 933 | /** |
| 934 | * Maximum size in bytes of storage buffer of a transport specific info. |
| 935 | */ |
| 936 | #ifndef PJMEDIA_TRANSPORT_SPECIFIC_INFO_MAXSIZE |
| 937 | # define PJMEDIA_TRANSPORT_SPECIFIC_INFO_MAXSIZE (36*sizeof(long)) |
| 938 | #endif |
| 939 | |
| 940 | |
| 941 | /** |
| 942 | * Value to be specified in PJMEDIA_STREAM_ENABLE_KA setting. |
| 943 | * This indicates that an empty RTP packet should be used as |
| 944 | * the keep-alive packet. |
| 945 | */ |
| 946 | #define PJMEDIA_STREAM_KA_EMPTY_RTP 1 |
| 947 | |
| 948 | /** |
| 949 | * Value to be specified in PJMEDIA_STREAM_ENABLE_KA setting. |
| 950 | * This indicates that a user defined packet should be used |
| 951 | * as the keep-alive packet. The content of the user-defined |
| 952 | * packet is specified by PJMEDIA_STREAM_KA_USER_PKT. Default |
| 953 | * content is a CR-LF packet. |
| 954 | */ |
| 955 | #define PJMEDIA_STREAM_KA_USER 2 |
| 956 | |
| 957 | /** |
| 958 | * The content of the user defined keep-alive packet. The format |
| 959 | * of the packet is initializer to pj_str_t structure. Note that |
| 960 | * the content may contain NULL character. |
| 961 | */ |
| 962 | #ifndef PJMEDIA_STREAM_KA_USER_PKT |
| 963 | # define PJMEDIA_STREAM_KA_USER_PKT { "\r\n", 2 } |
| 964 | #endif |
| 965 | |
| 966 | /** |
| 967 | * Specify another type of keep-alive and NAT hole punching |
| 968 | * mechanism (the other type is PJMEDIA_STREAM_VAD_SUSPEND_MSEC |
| 969 | * and PJMEDIA_CODEC_MAX_SILENCE_PERIOD) to be used by stream. |
| 970 | * When this feature is enabled, the stream will initially |
| 971 | * transmit one packet to punch a hole in NAT, and periodically |
| 972 | * transmit keep-alive packets. |
| 973 | * |
| 974 | * When this alternative keep-alive mechanism is used, application |
| 975 | * may disable the other keep-alive mechanisms, i.e: by setting |
| 976 | * PJMEDIA_STREAM_VAD_SUSPEND_MSEC to zero and |
| 977 | * PJMEDIA_CODEC_MAX_SILENCE_PERIOD to -1. |
| 978 | * |
| 979 | * The value of this macro specifies the type of packet used |
| 980 | * for the keep-alive mechanism. Valid values are |
| 981 | * PJMEDIA_STREAM_KA_EMPTY_RTP and PJMEDIA_STREAM_KA_USER. |
| 982 | * |
| 983 | * The duration of the keep-alive interval further can be set |
| 984 | * with PJMEDIA_STREAM_KA_INTERVAL setting. |
| 985 | * |
| 986 | * Default: 0 (disabled) |
| 987 | */ |
| 988 | #ifndef PJMEDIA_STREAM_ENABLE_KA |
| 989 | # define PJMEDIA_STREAM_ENABLE_KA 0 |
| 990 | #endif |
| 991 | |
| 992 | |
| 993 | /** |
| 994 | * Specify the keep-alive interval of PJMEDIA_STREAM_ENABLE_KA |
| 995 | * mechanism, in seconds. |
| 996 | * |
| 997 | * Default: 5 seconds |
| 998 | */ |
| 999 | #ifndef PJMEDIA_STREAM_KA_INTERVAL |
| 1000 | # define PJMEDIA_STREAM_KA_INTERVAL 5 |
| 1001 | #endif |
| 1002 | |
| 1003 | |
| 1004 | /* |
| 1005 | * .... new stuffs ... |
| 1006 | */ |
| 1007 | |
| 1008 | /* |
| 1009 | * Video |
| 1010 | */ |
| 1011 | |
| 1012 | /** |
| 1013 | * Top level option to enable/disable video features. |
| 1014 | * |
| 1015 | * Default: 0 (disabled) |
| 1016 | */ |
| 1017 | #ifndef PJMEDIA_HAS_VIDEO |
| 1018 | # define PJMEDIA_HAS_VIDEO 0 |
| 1019 | #endif |
| 1020 | |
| 1021 | |
| 1022 | /** |
| 1023 | * Specify if FFMPEG is available. The value here will be used as the default |
| 1024 | * value for other FFMPEG settings below. |
| 1025 | * |
| 1026 | * Default: 0 |
| 1027 | */ |
| 1028 | #ifndef PJMEDIA_HAS_FFMPEG |
| 1029 | # define PJMEDIA_HAS_FFMPEG 0 |
| 1030 | #endif |
| 1031 | |
| 1032 | /** |
| 1033 | * Specify if FFMPEG libavformat is available. |
| 1034 | * |
| 1035 | * Default: PJMEDIA_HAS_FFMPEG (or detected by configure) |
| 1036 | */ |
| 1037 | #ifndef PJMEDIA_HAS_LIBAVFORMAT |
| 1038 | # define PJMEDIA_HAS_LIBAVFORMAT PJMEDIA_HAS_FFMPEG |
| 1039 | #endif |
| 1040 | |
| 1041 | /** |
| 1042 | * Specify if FFMPEG libavformat is available. |
| 1043 | * |
| 1044 | * Default: PJMEDIA_HAS_FFMPEG (or detected by configure) |
| 1045 | */ |
| 1046 | #ifndef PJMEDIA_HAS_LIBAVCODEC |
| 1047 | # define PJMEDIA_HAS_LIBAVCODEC PJMEDIA_HAS_FFMPEG |
| 1048 | #endif |
| 1049 | |
| 1050 | /** |
| 1051 | * Specify if FFMPEG libavutil is available. |
| 1052 | * |
| 1053 | * Default: PJMEDIA_HAS_FFMPEG (or detected by configure) |
| 1054 | */ |
| 1055 | #ifndef PJMEDIA_HAS_LIBAVUTIL |
| 1056 | # define PJMEDIA_HAS_LIBAVUTIL PJMEDIA_HAS_FFMPEG |
| 1057 | #endif |
| 1058 | |
| 1059 | /** |
| 1060 | * Specify if FFMPEG libswscale is available. |
| 1061 | * |
| 1062 | * Default: PJMEDIA_HAS_FFMPEG (or detected by configure) |
| 1063 | */ |
| 1064 | #ifndef PJMEDIA_HAS_LIBSWSCALE |
| 1065 | # define PJMEDIA_HAS_LIBSWSCALE PJMEDIA_HAS_FFMPEG |
| 1066 | #endif |
| 1067 | |
| 1068 | /** |
| 1069 | * Specify if FFMPEG libavdevice is available. |
| 1070 | * |
| 1071 | * Default: PJMEDIA_HAS_FFMPEG (or detected by configure) |
| 1072 | */ |
| 1073 | #ifndef PJMEDIA_HAS_LIBAVDEVICE |
| 1074 | # define PJMEDIA_HAS_LIBAVDEVICE PJMEDIA_HAS_FFMPEG |
| 1075 | #endif |
| 1076 | |
| 1077 | /** |
| 1078 | * Specify if FFMPEG libavcore is available. |
| 1079 | * |
| 1080 | * Default: PJMEDIA_HAS_FFMPEG (or detected by configure) |
| 1081 | */ |
| 1082 | #ifndef PJMEDIA_HAS_LIBAVCORE |
| 1083 | # define PJMEDIA_HAS_LIBAVCORE PJMEDIA_HAS_FFMPEG |
| 1084 | #endif |
| 1085 | |
| 1086 | /** |
| 1087 | * Maximum video planes. |
| 1088 | * |
| 1089 | * Default: 4 |
| 1090 | */ |
| 1091 | #ifndef PJMEDIA_MAX_VIDEO_PLANES |
| 1092 | # define PJMEDIA_MAX_VIDEO_PLANES 4 |
| 1093 | #endif |
| 1094 | |
| 1095 | /** |
| 1096 | * Maximum number of video formats. |
| 1097 | * |
| 1098 | * Default: 32 |
| 1099 | */ |
| 1100 | #ifndef PJMEDIA_MAX_VIDEO_FORMATS |
| 1101 | # define PJMEDIA_MAX_VIDEO_FORMATS 32 |
| 1102 | #endif |
| 1103 | |
| 1104 | /** |
| 1105 | * Specify the maximum time difference (in ms) for synchronization between |
| 1106 | * two medias. If the synchronization media source is ahead of time |
| 1107 | * greater than this duration, it is considered to make a very large jump |
| 1108 | * and the synchronization will be reset. |
| 1109 | * |
| 1110 | * Default: 20000 |
| 1111 | */ |
| 1112 | #ifndef PJMEDIA_CLOCK_SYNC_MAX_SYNC_MSEC |
| 1113 | # define PJMEDIA_CLOCK_SYNC_MAX_SYNC_MSEC 20000 |
| 1114 | #endif |
| 1115 | |
| 1116 | /** |
| 1117 | * Maximum video frame size. |
| 1118 | * Default: 128kB |
| 1119 | */ |
| 1120 | #ifndef PJMEDIA_MAX_VIDEO_ENC_FRAME_SIZE |
| 1121 | # define PJMEDIA_MAX_VIDEO_ENC_FRAME_SIZE (1<<17) |
| 1122 | #endif |
| 1123 | |
| 1124 | |
| 1125 | /** |
| 1126 | * Specify the maximum duration (in ms) for resynchronization. When a media |
| 1127 | * is late to another media it is supposed to be synchronized to, it is |
| 1128 | * guaranteed to be synchronized again after this duration. While if the |
| 1129 | * media is ahead/early by t ms, it is guaranteed to be synchronized after |
| 1130 | * t + this duration. This timing only applies if there is no additional |
| 1131 | * resynchronization required during the specified duration. |
| 1132 | * |
| 1133 | * Default: 2000 |
| 1134 | */ |
| 1135 | #ifndef PJMEDIA_CLOCK_SYNC_MAX_RESYNC_DURATION |
| 1136 | # define PJMEDIA_CLOCK_SYNC_MAX_RESYNC_DURATION 2000 |
| 1137 | #endif |
| 1138 | |
| 1139 | |
| 1140 | /** |
| 1141 | * Minimum gap between two consecutive discards in jitter buffer, |
| 1142 | * in milliseconds. |
| 1143 | * |
| 1144 | * Default: 200 ms |
| 1145 | */ |
| 1146 | #ifndef PJMEDIA_JBUF_DISC_MIN_GAP |
| 1147 | # define PJMEDIA_JBUF_DISC_MIN_GAP 200 |
| 1148 | #endif |
| 1149 | |
| 1150 | |
| 1151 | /** |
| 1152 | * Minimum burst level reference used for calculating discard duration |
| 1153 | * in jitter buffer progressive discard algorithm, in frames. |
| 1154 | * |
| 1155 | * Default: 1 frame |
| 1156 | */ |
| 1157 | #ifndef PJMEDIA_JBUF_PRO_DISC_MIN_BURST |
| 1158 | # define PJMEDIA_JBUF_PRO_DISC_MIN_BURST 1 |
| 1159 | #endif |
| 1160 | |
| 1161 | |
| 1162 | /** |
| 1163 | * Maximum burst level reference used for calculating discard duration |
| 1164 | * in jitter buffer progressive discard algorithm, in frames. |
| 1165 | * |
| 1166 | * Default: 200 frames |
| 1167 | */ |
| 1168 | #ifndef PJMEDIA_JBUF_PRO_DISC_MAX_BURST |
| 1169 | # define PJMEDIA_JBUF_PRO_DISC_MAX_BURST 100 |
| 1170 | #endif |
| 1171 | |
| 1172 | |
| 1173 | /** |
| 1174 | * Duration for progressive discard algotithm in jitter buffer to discard |
| 1175 | * an excessive frame when burst is equal to or lower than |
| 1176 | * PJMEDIA_JBUF_PRO_DISC_MIN_BURST, in milliseconds. |
| 1177 | * |
| 1178 | * Default: 2000 ms |
| 1179 | */ |
| 1180 | #ifndef PJMEDIA_JBUF_PRO_DISC_T1 |
| 1181 | # define PJMEDIA_JBUF_PRO_DISC_T1 2000 |
| 1182 | #endif |
| 1183 | |
| 1184 | |
| 1185 | /** |
| 1186 | * Duration for progressive discard algotithm in jitter buffer to discard |
| 1187 | * an excessive frame when burst is equal to or greater than |
| 1188 | * PJMEDIA_JBUF_PRO_DISC_MAX_BURST, in milliseconds. |
| 1189 | * |
| 1190 | * Default: 10000 ms |
| 1191 | */ |
| 1192 | #ifndef PJMEDIA_JBUF_PRO_DISC_T2 |
| 1193 | # define PJMEDIA_JBUF_PRO_DISC_T2 10000 |
| 1194 | #endif |
| 1195 | |
| 1196 | |
| 1197 | /** |
| 1198 | * Video stream will discard old picture from the jitter buffer as soon as |
| 1199 | * new picture is received, to reduce latency. |
| 1200 | * |
| 1201 | * Default: 0 |
| 1202 | */ |
| 1203 | #ifndef PJMEDIA_VID_STREAM_SKIP_PACKETS_TO_REDUCE_LATENCY |
| 1204 | # define PJMEDIA_VID_STREAM_SKIP_PACKETS_TO_REDUCE_LATENCY 0 |
| 1205 | #endif |
| 1206 | |
| 1207 | |
| 1208 | /** |
| 1209 | * Maximum video payload size. Note that this must not be greater than |
| 1210 | * PJMEDIA_MAX_MTU. |
| 1211 | * |
| 1212 | * Default: (PJMEDIA_MAX_MTU - 100) |
| 1213 | */ |
| 1214 | #ifndef PJMEDIA_MAX_VID_PAYLOAD_SIZE |
| 1215 | # define PJMEDIA_MAX_VID_PAYLOAD_SIZE (PJMEDIA_MAX_MTU - 100) |
| 1216 | #endif |
| 1217 | |
| 1218 | |
| 1219 | /** |
| 1220 | * Specify target value for socket receive buffer size. It will be |
| 1221 | * applied to RTP socket of media transport using setsockopt(). When |
| 1222 | * transport failed to set the specified size, it will try with lower |
| 1223 | * value until the highest possible is successfully set. |
| 1224 | * |
| 1225 | * Setting this to zero will leave the socket receive buffer size to |
| 1226 | * OS default (e.g: usually 8 KB on desktop platforms). |
| 1227 | * |
| 1228 | * Default: 64 KB when video is enabled, otherwise zero (OS default) |
| 1229 | */ |
| 1230 | #ifndef PJMEDIA_TRANSPORT_SO_RCVBUF_SIZE |
| 1231 | # if PJMEDIA_HAS_VIDEO |
| 1232 | # define PJMEDIA_TRANSPORT_SO_RCVBUF_SIZE (64*1024) |
| 1233 | # else |
| 1234 | # define PJMEDIA_TRANSPORT_SO_RCVBUF_SIZE 0 |
| 1235 | # endif |
| 1236 | #endif |
| 1237 | |
| 1238 | |
| 1239 | /** |
| 1240 | * Specify target value for socket send buffer size. It will be |
| 1241 | * applied to RTP socket of media transport using setsockopt(). When |
| 1242 | * transport failed to set the specified size, it will try with lower |
| 1243 | * value until the highest possible is successfully set. |
| 1244 | * |
| 1245 | * Setting this to zero will leave the socket send buffer size to |
| 1246 | * OS default (e.g: usually 8 KB on desktop platforms). |
| 1247 | * |
| 1248 | * Default: 64 KB when video is enabled, otherwise zero (OS default) |
| 1249 | */ |
| 1250 | #ifndef PJMEDIA_TRANSPORT_SO_SNDBUF_SIZE |
| 1251 | # if PJMEDIA_HAS_VIDEO |
| 1252 | # define PJMEDIA_TRANSPORT_SO_SNDBUF_SIZE (64*1024) |
| 1253 | # else |
| 1254 | # define PJMEDIA_TRANSPORT_SO_SNDBUF_SIZE 0 |
| 1255 | # endif |
| 1256 | #endif |
| 1257 | |
| 1258 | |
| 1259 | /** |
| 1260 | * @} |
| 1261 | */ |
| 1262 | |
| 1263 | |
| 1264 | #endif /* __PJMEDIA_CONFIG_H__ */ |
| 1265 | |
| 1266 | |