Benny Prijono | 9f468d1 | 2011-07-07 07:46:33 +0000 | [diff] [blame] | 1 | /* $Id$ */ |
| 2 | /* |
| 3 | * Copyright (C) 2011-2011 Teluu Inc. (http://www.teluu.com) |
| 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 | #define THIS_FILE "pjsua_vid.c" |
| 23 | |
| 24 | #if PJSUA_HAS_VIDEO |
| 25 | |
Nanang Izzuddin | 62053a6 | 2011-07-12 11:08:32 +0000 | [diff] [blame] | 26 | static void free_vid_win(pjsua_vid_win_id wid); |
| 27 | |
Benny Prijono | 9f468d1 | 2011-07-07 07:46:33 +0000 | [diff] [blame] | 28 | /***************************************************************************** |
| 29 | * pjsua video subsystem. |
| 30 | */ |
| 31 | pj_status_t pjsua_vid_subsys_init(void) |
| 32 | { |
| 33 | unsigned i; |
| 34 | pj_status_t status; |
| 35 | |
| 36 | status = pjmedia_video_format_mgr_create(pjsua_var.pool, 64, 0, NULL); |
| 37 | if (status != PJ_SUCCESS) { |
| 38 | PJ_PERROR(1,(THIS_FILE, status, |
| 39 | "Error creating PJMEDIA video format manager")); |
| 40 | return status; |
| 41 | } |
| 42 | |
| 43 | status = pjmedia_converter_mgr_create(pjsua_var.pool, NULL); |
| 44 | if (status != PJ_SUCCESS) { |
| 45 | PJ_PERROR(1,(THIS_FILE, status, |
| 46 | "Error creating PJMEDIA converter manager")); |
| 47 | return status; |
| 48 | } |
| 49 | |
| 50 | status = pjmedia_vid_codec_mgr_create(pjsua_var.pool, NULL); |
| 51 | if (status != PJ_SUCCESS) { |
| 52 | PJ_PERROR(1,(THIS_FILE, status, |
| 53 | "Error creating PJMEDIA video codec manager")); |
| 54 | return status; |
| 55 | } |
| 56 | |
| 57 | status = pjmedia_vid_dev_subsys_init(&pjsua_var.cp.factory); |
| 58 | if (status != PJ_SUCCESS) { |
| 59 | PJ_PERROR(1,(THIS_FILE, status, |
| 60 | "Error creating PJMEDIA video subsystem")); |
| 61 | return status; |
| 62 | } |
| 63 | |
| 64 | #if PJMEDIA_HAS_VIDEO && PJMEDIA_HAS_FFMPEG_CODEC |
| 65 | status = pjmedia_codec_ffmpeg_init(NULL, &pjsua_var.cp.factory); |
| 66 | if (status != PJ_SUCCESS) { |
| 67 | PJ_PERROR(1,(THIS_FILE, status, |
| 68 | "Error initializing ffmpeg library")); |
| 69 | return status; |
| 70 | } |
| 71 | #endif |
| 72 | |
| 73 | for (i=0; i<PJSUA_MAX_VID_WINS; ++i) { |
| 74 | if (pjsua_var.win[i].pool == NULL) { |
| 75 | pjsua_var.win[i].pool = pjsua_pool_create("win%p", 512, 512); |
| 76 | if (pjsua_var.win[i].pool == NULL) |
| 77 | return PJ_ENOMEM; |
| 78 | } |
| 79 | } |
| 80 | |
| 81 | return PJ_SUCCESS; |
| 82 | } |
| 83 | |
| 84 | pj_status_t pjsua_vid_subsys_start(void) |
| 85 | { |
| 86 | return PJ_SUCCESS; |
| 87 | } |
| 88 | |
| 89 | pj_status_t pjsua_vid_subsys_destroy(void) |
| 90 | { |
| 91 | unsigned i; |
| 92 | |
| 93 | for (i=0; i<PJSUA_MAX_VID_WINS; ++i) { |
| 94 | if (pjsua_var.win[i].pool) { |
Nanang Izzuddin | 62053a6 | 2011-07-12 11:08:32 +0000 | [diff] [blame] | 95 | free_vid_win(i); |
Benny Prijono | 9f468d1 | 2011-07-07 07:46:33 +0000 | [diff] [blame] | 96 | pj_pool_release(pjsua_var.win[i].pool); |
| 97 | pjsua_var.win[i].pool = NULL; |
| 98 | } |
| 99 | } |
| 100 | |
| 101 | pjmedia_vid_dev_subsys_shutdown(); |
| 102 | |
| 103 | #if PJMEDIA_HAS_FFMPEG_CODEC |
| 104 | pjmedia_codec_ffmpeg_deinit(); |
| 105 | #endif |
| 106 | |
| 107 | return PJ_SUCCESS; |
| 108 | } |
| 109 | |
Benny Prijono | e212bc1 | 2011-08-15 09:38:42 +0000 | [diff] [blame^] | 110 | PJ_DEF(void) |
| 111 | pjsua_call_vid_strm_op_param_default(pjsua_call_vid_strm_op_param *param) |
| 112 | { |
| 113 | pj_bzero(param, sizeof(*param)); |
| 114 | param->med_idx = -1; |
| 115 | param->dir = PJMEDIA_DIR_ENCODING_DECODING; |
| 116 | param->cap_dev = PJMEDIA_VID_DEFAULT_CAPTURE_DEV; |
| 117 | } |
Benny Prijono | 9f468d1 | 2011-07-07 07:46:33 +0000 | [diff] [blame] | 118 | |
| 119 | /***************************************************************************** |
| 120 | * Devices. |
| 121 | */ |
| 122 | |
| 123 | /* |
| 124 | * Get the number of video devices installed in the system. |
| 125 | */ |
| 126 | PJ_DEF(unsigned) pjsua_vid_dev_count(void) |
| 127 | { |
| 128 | return pjmedia_vid_dev_count(); |
| 129 | } |
| 130 | |
| 131 | /* |
| 132 | * Retrieve the video device info for the specified device index. |
| 133 | */ |
| 134 | PJ_DEF(pj_status_t) pjsua_vid_dev_get_info(pjmedia_vid_dev_index id, |
| 135 | pjmedia_vid_dev_info *vdi) |
| 136 | { |
| 137 | return pjmedia_vid_dev_get_info(id, vdi); |
| 138 | } |
| 139 | |
| 140 | /* |
| 141 | * Enum all video devices installed in the system. |
| 142 | */ |
| 143 | PJ_DEF(pj_status_t) pjsua_vid_enum_devs(pjmedia_vid_dev_info info[], |
| 144 | unsigned *count) |
| 145 | { |
| 146 | unsigned i, dev_count; |
| 147 | |
| 148 | dev_count = pjmedia_vid_dev_count(); |
| 149 | |
| 150 | if (dev_count > *count) dev_count = *count; |
| 151 | |
| 152 | for (i=0; i<dev_count; ++i) { |
| 153 | pj_status_t status; |
| 154 | |
| 155 | status = pjmedia_vid_dev_get_info(i, &info[i]); |
| 156 | if (status != PJ_SUCCESS) |
| 157 | return status; |
| 158 | } |
| 159 | |
| 160 | *count = dev_count; |
| 161 | |
| 162 | return PJ_SUCCESS; |
| 163 | } |
| 164 | |
| 165 | |
| 166 | /***************************************************************************** |
| 167 | * Codecs. |
| 168 | */ |
| 169 | |
| 170 | /* |
| 171 | * Enum all supported video codecs in the system. |
| 172 | */ |
| 173 | PJ_DEF(pj_status_t) pjsua_vid_enum_codecs( pjsua_codec_info id[], |
| 174 | unsigned *p_count ) |
| 175 | { |
| 176 | pjmedia_vid_codec_info info[32]; |
| 177 | unsigned i, j, count, prio[32]; |
| 178 | pj_status_t status; |
| 179 | |
| 180 | count = PJ_ARRAY_SIZE(info); |
| 181 | status = pjmedia_vid_codec_mgr_enum_codecs(NULL, &count, info, prio); |
| 182 | if (status != PJ_SUCCESS) { |
| 183 | *p_count = 0; |
| 184 | return status; |
| 185 | } |
| 186 | |
| 187 | for (i=0, j=0; i<count && j<*p_count; ++i) { |
| 188 | if (info[i].has_rtp_pack) { |
| 189 | pj_bzero(&id[j], sizeof(pjsua_codec_info)); |
| 190 | |
| 191 | pjmedia_vid_codec_info_to_id(&info[i], id[j].buf_, sizeof(id[j].buf_)); |
| 192 | id[j].codec_id = pj_str(id[j].buf_); |
| 193 | id[j].priority = (pj_uint8_t) prio[i]; |
| 194 | |
| 195 | if (id[j].codec_id.slen < sizeof(id[j].buf_)) { |
| 196 | id[j].desc.ptr = id[j].codec_id.ptr + id[j].codec_id.slen + 1; |
| 197 | pj_strncpy(&id[j].desc, &info[i].encoding_desc, |
| 198 | sizeof(id[j].buf_) - id[j].codec_id.slen - 1); |
| 199 | } |
| 200 | |
| 201 | ++j; |
| 202 | } |
| 203 | } |
| 204 | |
| 205 | *p_count = j; |
| 206 | |
| 207 | return PJ_SUCCESS; |
| 208 | } |
| 209 | |
| 210 | |
| 211 | /* |
| 212 | * Change video codec priority. |
| 213 | */ |
| 214 | PJ_DEF(pj_status_t) pjsua_vid_codec_set_priority( const pj_str_t *codec_id, |
| 215 | pj_uint8_t priority ) |
| 216 | { |
| 217 | const pj_str_t all = { NULL, 0 }; |
| 218 | |
| 219 | if (codec_id->slen==1 && *codec_id->ptr=='*') |
| 220 | codec_id = &all; |
| 221 | |
| 222 | return pjmedia_vid_codec_mgr_set_codec_priority(NULL, codec_id, |
| 223 | priority); |
| 224 | } |
| 225 | |
| 226 | |
| 227 | /* |
| 228 | * Get video codec parameters. |
| 229 | */ |
| 230 | PJ_DEF(pj_status_t) pjsua_vid_codec_get_param( |
| 231 | const pj_str_t *codec_id, |
| 232 | pjmedia_vid_codec_param *param) |
| 233 | { |
| 234 | const pj_str_t all = { NULL, 0 }; |
| 235 | const pjmedia_vid_codec_info *info; |
| 236 | unsigned count = 1; |
| 237 | pj_status_t status; |
| 238 | |
| 239 | if (codec_id->slen==1 && *codec_id->ptr=='*') |
| 240 | codec_id = &all; |
| 241 | |
| 242 | status = pjmedia_vid_codec_mgr_find_codecs_by_id(NULL, codec_id, |
| 243 | &count, &info, NULL); |
| 244 | if (status != PJ_SUCCESS) |
| 245 | return status; |
| 246 | |
| 247 | if (count != 1) |
| 248 | return (count > 1? PJ_ETOOMANY : PJ_ENOTFOUND); |
| 249 | |
| 250 | status = pjmedia_vid_codec_mgr_get_default_param(NULL, info, param); |
| 251 | return status; |
| 252 | } |
| 253 | |
| 254 | |
| 255 | /* |
| 256 | * Set video codec parameters. |
| 257 | */ |
| 258 | PJ_DEF(pj_status_t) pjsua_vid_codec_set_param( |
| 259 | const pj_str_t *codec_id, |
| 260 | const pjmedia_vid_codec_param *param) |
| 261 | { |
| 262 | const pjmedia_vid_codec_info *info[2]; |
| 263 | unsigned count = 2; |
| 264 | pj_status_t status; |
| 265 | |
| 266 | status = pjmedia_vid_codec_mgr_find_codecs_by_id(NULL, codec_id, |
| 267 | &count, info, NULL); |
| 268 | if (status != PJ_SUCCESS) |
| 269 | return status; |
| 270 | |
| 271 | /* Codec ID should be specific */ |
| 272 | if (count > 1) { |
| 273 | pj_assert(!"Codec ID is not specific"); |
| 274 | return PJ_ETOOMANY; |
| 275 | } |
| 276 | |
| 277 | status = pjmedia_vid_codec_mgr_set_default_param(NULL, pjsua_var.pool, |
| 278 | info[0], param); |
| 279 | return status; |
| 280 | } |
| 281 | |
| 282 | |
| 283 | /***************************************************************************** |
| 284 | * Preview |
| 285 | */ |
| 286 | |
| 287 | /* |
| 288 | * Get the preview window handle associated with the capture device, if any. |
| 289 | */ |
| 290 | PJ_DEF(pjsua_vid_win_id) pjsua_vid_preview_get_win(pjmedia_vid_dev_index id) |
| 291 | { |
| 292 | pjsua_vid_win_id wid = PJSUA_INVALID_ID; |
| 293 | unsigned i; |
| 294 | |
| 295 | PJSUA_LOCK(); |
Nanang Izzuddin | 62053a6 | 2011-07-12 11:08:32 +0000 | [diff] [blame] | 296 | |
| 297 | /* Get real capture ID, if set to PJMEDIA_VID_DEFAULT_CAPTURE_DEV */ |
| 298 | if (id == PJMEDIA_VID_DEFAULT_CAPTURE_DEV) { |
| 299 | pjmedia_vid_dev_info info; |
| 300 | pjmedia_vid_dev_get_info(id, &info); |
| 301 | id = info.id; |
| 302 | } |
| 303 | |
Benny Prijono | 9f468d1 | 2011-07-07 07:46:33 +0000 | [diff] [blame] | 304 | for (i=0; i<PJSUA_MAX_VID_WINS; ++i) { |
| 305 | pjsua_vid_win *w = &pjsua_var.win[i]; |
| 306 | if (w->type == PJSUA_WND_TYPE_PREVIEW && w->preview_cap_id == id) { |
| 307 | wid = i; |
| 308 | break; |
| 309 | } |
| 310 | } |
| 311 | PJSUA_UNLOCK(); |
| 312 | |
| 313 | return wid; |
| 314 | } |
| 315 | |
Nanang Izzuddin | 62053a6 | 2011-07-12 11:08:32 +0000 | [diff] [blame] | 316 | |
| 317 | /* Allocate and initialize pjsua video window: |
| 318 | * - If the type is preview, video capture, tee, and render |
| 319 | * will be instantiated. |
| 320 | * - If the type is stream, only renderer will be created. |
| 321 | */ |
| 322 | static pj_status_t create_vid_win(pjsua_vid_win_type type, |
| 323 | const pjmedia_format *fmt, |
| 324 | pjmedia_vid_dev_index rend_id, |
| 325 | pjmedia_vid_dev_index cap_id, |
| 326 | pj_bool_t show, |
| 327 | pjsua_vid_win_id *id) |
Benny Prijono | 9f468d1 | 2011-07-07 07:46:33 +0000 | [diff] [blame] | 328 | { |
| 329 | pjsua_vid_win_id wid = PJSUA_INVALID_ID; |
Nanang Izzuddin | 62053a6 | 2011-07-12 11:08:32 +0000 | [diff] [blame] | 330 | pjsua_vid_win *w = NULL; |
| 331 | pjmedia_vid_port_param vp_param; |
| 332 | pjmedia_format fmt_; |
| 333 | pj_status_t status; |
Benny Prijono | 9f468d1 | 2011-07-07 07:46:33 +0000 | [diff] [blame] | 334 | unsigned i; |
| 335 | |
Nanang Izzuddin | 62053a6 | 2011-07-12 11:08:32 +0000 | [diff] [blame] | 336 | /* If type is preview, check if it exists already */ |
| 337 | if (type == PJSUA_WND_TYPE_PREVIEW) { |
| 338 | wid = pjsua_vid_preview_get_win(cap_id); |
| 339 | if (wid != PJSUA_INVALID_ID) { |
| 340 | /* Yes, it exists */ |
| 341 | |
| 342 | /* Show window if requested */ |
| 343 | if (show) { |
| 344 | pjmedia_vid_dev_stream *rdr; |
Nanang Izzuddin | c16590a | 2011-07-14 02:14:25 +0000 | [diff] [blame] | 345 | pj_bool_t hide = PJ_FALSE; |
Nanang Izzuddin | 62053a6 | 2011-07-12 11:08:32 +0000 | [diff] [blame] | 346 | |
| 347 | rdr = pjmedia_vid_port_get_stream(pjsua_var.win[wid].vp_rend); |
| 348 | pj_assert(rdr); |
| 349 | status = pjmedia_vid_dev_stream_set_cap( |
| 350 | rdr, |
| 351 | PJMEDIA_VID_DEV_CAP_OUTPUT_HIDE, |
Nanang Izzuddin | c16590a | 2011-07-14 02:14:25 +0000 | [diff] [blame] | 352 | &hide); |
Nanang Izzuddin | 62053a6 | 2011-07-12 11:08:32 +0000 | [diff] [blame] | 353 | } |
| 354 | |
| 355 | /* Done */ |
| 356 | *id = wid; |
| 357 | return PJ_SUCCESS; |
| 358 | } |
| 359 | } |
| 360 | |
| 361 | /* Allocate window */ |
Benny Prijono | 9f468d1 | 2011-07-07 07:46:33 +0000 | [diff] [blame] | 362 | for (i=0; i<PJSUA_MAX_VID_WINS; ++i) { |
Nanang Izzuddin | 62053a6 | 2011-07-12 11:08:32 +0000 | [diff] [blame] | 363 | w = &pjsua_var.win[i]; |
Benny Prijono | 9f468d1 | 2011-07-07 07:46:33 +0000 | [diff] [blame] | 364 | if (w->type == PJSUA_WND_TYPE_NONE) { |
| 365 | wid = i; |
| 366 | w->type = type; |
| 367 | break; |
| 368 | } |
| 369 | } |
Nanang Izzuddin | 62053a6 | 2011-07-12 11:08:32 +0000 | [diff] [blame] | 370 | if (i == PJSUA_MAX_VID_WINS) |
| 371 | return PJ_ETOOMANY; |
Benny Prijono | 9f468d1 | 2011-07-07 07:46:33 +0000 | [diff] [blame] | 372 | |
Nanang Izzuddin | 62053a6 | 2011-07-12 11:08:32 +0000 | [diff] [blame] | 373 | /* Initialize window */ |
| 374 | pjmedia_vid_port_param_default(&vp_param); |
| 375 | |
| 376 | if (w->type == PJSUA_WND_TYPE_PREVIEW) { |
| 377 | status = pjmedia_vid_dev_default_param(w->pool, cap_id, |
| 378 | &vp_param.vidparam); |
| 379 | if (status != PJ_SUCCESS) |
| 380 | goto on_error; |
| 381 | |
| 382 | /* Normalize capture ID, in case it was set to |
| 383 | * PJMEDIA_VID_DEFAULT_CAPTURE_DEV |
| 384 | */ |
| 385 | cap_id = vp_param.vidparam.cap_id; |
| 386 | |
| 387 | /* Assign preview capture device ID */ |
| 388 | w->preview_cap_id = cap_id; |
| 389 | |
| 390 | /* Create capture video port */ |
| 391 | vp_param.active = PJ_TRUE; |
| 392 | vp_param.vidparam.dir = PJMEDIA_DIR_CAPTURE; |
| 393 | if (fmt) |
| 394 | vp_param.vidparam.fmt = *fmt; |
| 395 | |
| 396 | status = pjmedia_vid_port_create(w->pool, &vp_param, &w->vp_cap); |
| 397 | if (status != PJ_SUCCESS) |
| 398 | goto on_error; |
| 399 | |
| 400 | /* Update format info */ |
| 401 | fmt_ = vp_param.vidparam.fmt; |
| 402 | fmt = &fmt_; |
| 403 | |
| 404 | /* Create video tee */ |
| 405 | status = pjmedia_vid_tee_create(w->pool, fmt, 2, &w->tee); |
| 406 | if (status != PJ_SUCCESS) |
| 407 | goto on_error; |
| 408 | } |
| 409 | |
| 410 | /* Create renderer video port */ |
| 411 | status = pjmedia_vid_dev_default_param(w->pool, rend_id, |
| 412 | &vp_param.vidparam); |
| 413 | if (status != PJ_SUCCESS) |
| 414 | goto on_error; |
| 415 | |
| 416 | vp_param.active = (w->type == PJSUA_WND_TYPE_STREAM); |
| 417 | vp_param.vidparam.dir = PJMEDIA_DIR_RENDER; |
| 418 | vp_param.vidparam.fmt = *fmt; |
| 419 | vp_param.vidparam.disp_size = fmt->det.vid.size; |
| 420 | vp_param.vidparam.flags |= PJMEDIA_VID_DEV_CAP_OUTPUT_HIDE; |
| 421 | vp_param.vidparam.window_hide = !show; |
| 422 | |
| 423 | status = pjmedia_vid_port_create(w->pool, &vp_param, &w->vp_rend); |
| 424 | if (status != PJ_SUCCESS) |
| 425 | goto on_error; |
| 426 | |
| 427 | /* For preview window, connect capturer & renderer (via tee) */ |
| 428 | if (w->type == PJSUA_WND_TYPE_PREVIEW) { |
| 429 | pjmedia_port *rend_port; |
| 430 | |
| 431 | status = pjmedia_vid_port_connect(w->vp_cap, w->tee, PJ_FALSE); |
| 432 | if (status != PJ_SUCCESS) |
| 433 | goto on_error; |
| 434 | |
| 435 | rend_port = pjmedia_vid_port_get_passive_port(w->vp_rend); |
| 436 | status = pjmedia_vid_tee_add_dst_port2(w->tee, 0, rend_port); |
| 437 | if (status != PJ_SUCCESS) |
| 438 | goto on_error; |
| 439 | } |
| 440 | |
| 441 | /* Done */ |
| 442 | *id = wid; |
| 443 | |
| 444 | return PJ_SUCCESS; |
| 445 | |
| 446 | on_error: |
| 447 | free_vid_win(wid); |
| 448 | return status; |
Benny Prijono | 9f468d1 | 2011-07-07 07:46:33 +0000 | [diff] [blame] | 449 | } |
| 450 | |
Nanang Izzuddin | 62053a6 | 2011-07-12 11:08:32 +0000 | [diff] [blame] | 451 | |
Benny Prijono | 9f468d1 | 2011-07-07 07:46:33 +0000 | [diff] [blame] | 452 | static void free_vid_win(pjsua_vid_win_id wid) |
| 453 | { |
| 454 | pjsua_vid_win *w = &pjsua_var.win[wid]; |
Nanang Izzuddin | 62053a6 | 2011-07-12 11:08:32 +0000 | [diff] [blame] | 455 | |
Benny Prijono | 9f468d1 | 2011-07-07 07:46:33 +0000 | [diff] [blame] | 456 | if (w->vp_cap) { |
Nanang Izzuddin | 62053a6 | 2011-07-12 11:08:32 +0000 | [diff] [blame] | 457 | pjmedia_vid_port_stop(w->vp_cap); |
| 458 | pjmedia_vid_port_disconnect(w->vp_cap); |
Benny Prijono | 9f468d1 | 2011-07-07 07:46:33 +0000 | [diff] [blame] | 459 | pjmedia_vid_port_destroy(w->vp_cap); |
| 460 | } |
| 461 | if (w->vp_rend) { |
Nanang Izzuddin | 62053a6 | 2011-07-12 11:08:32 +0000 | [diff] [blame] | 462 | pjmedia_vid_port_stop(w->vp_rend); |
Benny Prijono | 9f468d1 | 2011-07-07 07:46:33 +0000 | [diff] [blame] | 463 | pjmedia_vid_port_destroy(w->vp_rend); |
| 464 | } |
Nanang Izzuddin | 62053a6 | 2011-07-12 11:08:32 +0000 | [diff] [blame] | 465 | if (w->tee) { |
| 466 | pjmedia_port_destroy(w->tee); |
| 467 | } |
Benny Prijono | 9f468d1 | 2011-07-07 07:46:33 +0000 | [diff] [blame] | 468 | pjsua_vid_win_reset(wid); |
| 469 | } |
| 470 | |
Nanang Izzuddin | 62053a6 | 2011-07-12 11:08:32 +0000 | [diff] [blame] | 471 | |
| 472 | static void inc_vid_win(pjsua_vid_win_id wid) |
| 473 | { |
| 474 | pjsua_vid_win *w; |
| 475 | |
| 476 | pj_assert(wid >= 0 && wid < PJSUA_MAX_VID_WINS); |
| 477 | |
| 478 | w = &pjsua_var.win[wid]; |
| 479 | pj_assert(w->type != PJSUA_WND_TYPE_NONE); |
| 480 | ++w->ref_cnt; |
| 481 | } |
| 482 | |
| 483 | static void dec_vid_win(pjsua_vid_win_id wid) |
| 484 | { |
| 485 | pjsua_vid_win *w; |
| 486 | |
| 487 | pj_assert(wid >= 0 && wid < PJSUA_MAX_VID_WINS); |
| 488 | |
| 489 | w = &pjsua_var.win[wid]; |
| 490 | pj_assert(w->type != PJSUA_WND_TYPE_NONE); |
| 491 | if (--w->ref_cnt == 0) |
| 492 | free_vid_win(wid); |
| 493 | } |
| 494 | |
| 495 | |
| 496 | /* Internal function: update video channel after SDP negotiation */ |
| 497 | pj_status_t video_channel_update(pjsua_call_media *call_med, |
| 498 | pj_pool_t *tmp_pool, |
| 499 | const pjmedia_sdp_session *local_sdp, |
| 500 | const pjmedia_sdp_session *remote_sdp) |
| 501 | { |
| 502 | pjsua_call *call = call_med->call; |
| 503 | pjsua_acc *acc = &pjsua_var.acc[call->acc_id]; |
| 504 | pjmedia_vid_stream_info the_si, *si = &the_si; |
| 505 | pjmedia_port *media_port; |
| 506 | unsigned strm_idx = call_med->idx; |
| 507 | pj_status_t status; |
| 508 | |
| 509 | status = pjmedia_vid_stream_info_from_sdp(si, tmp_pool, pjsua_var.med_endpt, |
| 510 | local_sdp, remote_sdp, strm_idx); |
| 511 | if (status != PJ_SUCCESS) |
| 512 | return status; |
| 513 | |
| 514 | /* Check if no media is active */ |
| 515 | if (si->dir == PJMEDIA_DIR_NONE) { |
| 516 | /* Call media state */ |
| 517 | call_med->state = PJSUA_CALL_MEDIA_NONE; |
| 518 | |
| 519 | /* Call media direction */ |
| 520 | call_med->dir = PJMEDIA_DIR_NONE; |
| 521 | |
| 522 | } else { |
| 523 | pjmedia_transport_info tp_info; |
| 524 | |
| 525 | /* Start/restart media transport */ |
| 526 | status = pjmedia_transport_media_start(call_med->tp, |
| 527 | tmp_pool, local_sdp, |
| 528 | remote_sdp, strm_idx); |
| 529 | if (status != PJ_SUCCESS) |
| 530 | return status; |
| 531 | |
| 532 | call_med->tp_st = PJSUA_MED_TP_RUNNING; |
| 533 | |
| 534 | /* Get remote SRTP usage policy */ |
| 535 | pjmedia_transport_info_init(&tp_info); |
| 536 | pjmedia_transport_get_info(call_med->tp, &tp_info); |
| 537 | if (tp_info.specific_info_cnt > 0) { |
| 538 | unsigned i; |
| 539 | for (i = 0; i < tp_info.specific_info_cnt; ++i) { |
| 540 | if (tp_info.spc_info[i].type == PJMEDIA_TRANSPORT_TYPE_SRTP) |
| 541 | { |
| 542 | pjmedia_srtp_info *srtp_info = |
| 543 | (pjmedia_srtp_info*) tp_info.spc_info[i].buffer; |
| 544 | |
| 545 | call_med->rem_srtp_use = srtp_info->peer_use; |
| 546 | break; |
| 547 | } |
| 548 | } |
| 549 | } |
| 550 | |
| 551 | /* Optionally, application may modify other stream settings here |
| 552 | * (such as jitter buffer parameters, codec ptime, etc.) |
| 553 | */ |
| 554 | si->jb_init = pjsua_var.media_cfg.jb_init; |
| 555 | si->jb_min_pre = pjsua_var.media_cfg.jb_min_pre; |
| 556 | si->jb_max_pre = pjsua_var.media_cfg.jb_max_pre; |
| 557 | si->jb_max = pjsua_var.media_cfg.jb_max; |
| 558 | |
| 559 | /* Set SSRC */ |
| 560 | si->ssrc = call_med->ssrc; |
| 561 | |
| 562 | /* Set RTP timestamp & sequence, normally these value are intialized |
| 563 | * automatically when stream session created, but for some cases (e.g: |
| 564 | * call reinvite, call update) timestamp and sequence need to be kept |
| 565 | * contigue. |
| 566 | */ |
| 567 | si->rtp_ts = call_med->rtp_tx_ts; |
| 568 | si->rtp_seq = call_med->rtp_tx_seq; |
| 569 | si->rtp_seq_ts_set = call_med->rtp_tx_seq_ts_set; |
| 570 | |
| 571 | #if defined(PJMEDIA_STREAM_ENABLE_KA) && PJMEDIA_STREAM_ENABLE_KA!=0 |
| 572 | /* Enable/disable stream keep-alive and NAT hole punch. */ |
| 573 | si->use_ka = pjsua_var.acc[call->acc_id].cfg.use_stream_ka; |
| 574 | #endif |
| 575 | |
| 576 | /* Try to get shared format ID between the capture device and |
| 577 | * the encoder to avoid format conversion in the capture device. |
| 578 | */ |
| 579 | if (si->dir & PJMEDIA_DIR_ENCODING) { |
| 580 | pjmedia_vid_dev_info dev_info; |
| 581 | pjmedia_vid_codec_info *codec_info = &si->codec_info; |
| 582 | unsigned i, j; |
| 583 | |
Nanang Izzuddin | 7ad53c3 | 2011-07-13 13:31:08 +0000 | [diff] [blame] | 584 | status = pjmedia_vid_dev_get_info(call_med->strm.v.cap_dev, |
| 585 | &dev_info); |
Nanang Izzuddin | 62053a6 | 2011-07-12 11:08:32 +0000 | [diff] [blame] | 586 | if (status != PJ_SUCCESS) |
| 587 | return status; |
| 588 | |
| 589 | /* Find matched format ID */ |
| 590 | for (i = 0; i < codec_info->dec_fmt_id_cnt; ++i) { |
| 591 | for (j = 0; j < dev_info.fmt_cnt; ++j) { |
| 592 | if (codec_info->dec_fmt_id[i] == |
| 593 | (pjmedia_format_id)dev_info.fmt[j].id) |
| 594 | { |
| 595 | /* Apply the matched format ID to the codec */ |
| 596 | si->codec_param->dec_fmt.id = |
| 597 | codec_info->dec_fmt_id[i]; |
| 598 | |
| 599 | /* Force outer loop to break */ |
| 600 | i = codec_info->dec_fmt_id_cnt; |
| 601 | break; |
| 602 | } |
| 603 | } |
| 604 | } |
| 605 | } |
| 606 | |
| 607 | /* Create session based on session info. */ |
| 608 | status = pjmedia_vid_stream_create(pjsua_var.med_endpt, NULL, si, |
| 609 | call_med->tp, NULL, |
| 610 | &call_med->strm.v.stream); |
| 611 | if (status != PJ_SUCCESS) |
| 612 | return status; |
| 613 | |
| 614 | /* Start stream */ |
| 615 | status = pjmedia_vid_stream_start(call_med->strm.v.stream); |
| 616 | if (status != PJ_SUCCESS) |
| 617 | return status; |
| 618 | |
| 619 | /* Setup decoding direction */ |
Nanang Izzuddin | b4d4dad | 2011-07-13 08:51:10 +0000 | [diff] [blame] | 620 | if (si->dir & PJMEDIA_DIR_DECODING) |
| 621 | { |
Nanang Izzuddin | 62053a6 | 2011-07-12 11:08:32 +0000 | [diff] [blame] | 622 | pjsua_vid_win_id wid; |
| 623 | pjsua_vid_win *w; |
| 624 | |
| 625 | status = pjmedia_vid_stream_get_port(call_med->strm.v.stream, |
| 626 | PJMEDIA_DIR_DECODING, |
| 627 | &media_port); |
| 628 | if (status != PJ_SUCCESS) |
| 629 | return status; |
| 630 | |
| 631 | /* Create stream video window */ |
| 632 | status = create_vid_win(PJSUA_WND_TYPE_STREAM, |
| 633 | &media_port->info.fmt, |
Nanang Izzuddin | b4d4dad | 2011-07-13 08:51:10 +0000 | [diff] [blame] | 634 | call_med->strm.v.rdr_dev, |
| 635 | //acc->cfg.vid_rend_dev, |
Nanang Izzuddin | 62053a6 | 2011-07-12 11:08:32 +0000 | [diff] [blame] | 636 | PJSUA_INVALID_ID, |
| 637 | acc->cfg.vid_in_auto_show, |
| 638 | &wid); |
| 639 | if (status != PJ_SUCCESS) |
| 640 | return status; |
| 641 | |
Benny Prijono | 1fe04ee | 2011-07-15 07:27:05 +0000 | [diff] [blame] | 642 | w = &pjsua_var.win[wid]; |
| 643 | |
Benny Prijono | ee0ba18 | 2011-07-15 06:18:29 +0000 | [diff] [blame] | 644 | /* Register to video events */ |
| 645 | pjmedia_event_subscribe( |
| 646 | pjmedia_vid_port_get_event_publisher(w->vp_rend), |
Benny Prijono | 1fe04ee | 2011-07-15 07:27:05 +0000 | [diff] [blame] | 647 | &call_med->esub_rend); |
Nanang Izzuddin | 62053a6 | 2011-07-12 11:08:32 +0000 | [diff] [blame] | 648 | |
| 649 | /* Connect renderer to stream */ |
| 650 | status = pjmedia_vid_port_connect(w->vp_rend, media_port, |
| 651 | PJ_FALSE); |
| 652 | if (status != PJ_SUCCESS) |
| 653 | return status; |
| 654 | |
| 655 | /* Start renderer */ |
| 656 | status = pjmedia_vid_port_start(w->vp_rend); |
| 657 | if (status != PJ_SUCCESS) |
| 658 | return status; |
| 659 | |
| 660 | /* Done */ |
| 661 | inc_vid_win(wid); |
| 662 | call_med->strm.v.rdr_win_id = wid; |
| 663 | } |
| 664 | |
| 665 | /* Setup encoding direction */ |
Nanang Izzuddin | b4d4dad | 2011-07-13 08:51:10 +0000 | [diff] [blame] | 666 | if (si->dir & PJMEDIA_DIR_ENCODING && !call->local_hold) |
Nanang Izzuddin | 62053a6 | 2011-07-12 11:08:32 +0000 | [diff] [blame] | 667 | { |
| 668 | pjsua_vid_win *w; |
| 669 | pjsua_vid_win_id wid; |
| 670 | |
| 671 | status = pjmedia_vid_stream_get_port(call_med->strm.v.stream, |
| 672 | PJMEDIA_DIR_ENCODING, |
| 673 | &media_port); |
| 674 | if (status != PJ_SUCCESS) |
| 675 | return status; |
| 676 | |
| 677 | /* Create preview video window */ |
| 678 | status = create_vid_win(PJSUA_WND_TYPE_PREVIEW, |
| 679 | &media_port->info.fmt, |
Nanang Izzuddin | b4d4dad | 2011-07-13 08:51:10 +0000 | [diff] [blame] | 680 | call_med->strm.v.rdr_dev, |
| 681 | call_med->strm.v.cap_dev, |
| 682 | //acc->cfg.vid_rend_dev, |
| 683 | //acc->cfg.vid_cap_dev, |
Nanang Izzuddin | 62053a6 | 2011-07-12 11:08:32 +0000 | [diff] [blame] | 684 | PJ_FALSE, |
| 685 | &wid); |
| 686 | if (status != PJ_SUCCESS) |
| 687 | return status; |
| 688 | |
| 689 | w = &pjsua_var.win[wid]; |
Benny Prijono | 1fe04ee | 2011-07-15 07:27:05 +0000 | [diff] [blame] | 690 | |
| 691 | pjmedia_event_subscribe( |
| 692 | pjmedia_vid_port_get_event_publisher(w->vp_cap), |
| 693 | &call_med->esub_cap); |
Nanang Izzuddin | 62053a6 | 2011-07-12 11:08:32 +0000 | [diff] [blame] | 694 | |
| 695 | /* Connect stream to capturer (via video window tee) */ |
| 696 | status = pjmedia_vid_tee_add_dst_port2(w->tee, 0, media_port); |
| 697 | if (status != PJ_SUCCESS) |
| 698 | return status; |
| 699 | |
| 700 | /* Start renderer */ |
| 701 | status = pjmedia_vid_port_start(w->vp_rend); |
| 702 | if (status != PJ_SUCCESS) |
| 703 | return status; |
| 704 | |
| 705 | /* Start capturer */ |
| 706 | status = pjmedia_vid_port_start(w->vp_cap); |
| 707 | if (status != PJ_SUCCESS) |
| 708 | return status; |
| 709 | |
| 710 | /* Done */ |
| 711 | inc_vid_win(wid); |
| 712 | call_med->strm.v.cap_win_id = wid; |
| 713 | } |
| 714 | |
| 715 | /* Call media direction */ |
| 716 | call_med->dir = si->dir; |
| 717 | |
| 718 | /* Call media state */ |
| 719 | if (call->local_hold) |
| 720 | call_med->state = PJSUA_CALL_MEDIA_LOCAL_HOLD; |
| 721 | else if (call_med->dir == PJMEDIA_DIR_DECODING) |
| 722 | call_med->state = PJSUA_CALL_MEDIA_REMOTE_HOLD; |
| 723 | else |
| 724 | call_med->state = PJSUA_CALL_MEDIA_ACTIVE; |
| 725 | } |
| 726 | |
| 727 | /* Print info. */ |
| 728 | { |
| 729 | char info[80]; |
| 730 | int info_len = 0; |
| 731 | int len; |
| 732 | const char *dir; |
| 733 | |
| 734 | switch (si->dir) { |
| 735 | case PJMEDIA_DIR_NONE: |
| 736 | dir = "inactive"; |
| 737 | break; |
| 738 | case PJMEDIA_DIR_ENCODING: |
| 739 | dir = "sendonly"; |
| 740 | break; |
| 741 | case PJMEDIA_DIR_DECODING: |
| 742 | dir = "recvonly"; |
| 743 | break; |
| 744 | case PJMEDIA_DIR_ENCODING_DECODING: |
| 745 | dir = "sendrecv"; |
| 746 | break; |
| 747 | default: |
| 748 | dir = "unknown"; |
| 749 | break; |
| 750 | } |
| 751 | len = pj_ansi_sprintf( info+info_len, |
| 752 | ", stream #%d: %.*s (%s)", strm_idx, |
| 753 | (int)si->codec_info.encoding_name.slen, |
| 754 | si->codec_info.encoding_name.ptr, |
| 755 | dir); |
| 756 | if (len > 0) |
| 757 | info_len += len; |
| 758 | PJ_LOG(4,(THIS_FILE,"Media updates%s", info)); |
| 759 | } |
| 760 | |
Sauw Ming | c7bc3aa | 2011-07-15 07:22:49 +0000 | [diff] [blame] | 761 | if (!acc->cfg.vid_out_auto_transmit && call_med->strm.v.stream) { |
Nanang Izzuddin | b4d4dad | 2011-07-13 08:51:10 +0000 | [diff] [blame] | 762 | status = pjmedia_vid_stream_pause(call_med->strm.v.stream, |
| 763 | PJMEDIA_DIR_ENCODING); |
| 764 | if (status != PJ_SUCCESS) |
| 765 | return status; |
| 766 | } |
| 767 | |
Nanang Izzuddin | 62053a6 | 2011-07-12 11:08:32 +0000 | [diff] [blame] | 768 | return PJ_SUCCESS; |
| 769 | } |
| 770 | |
| 771 | |
| 772 | /* Internal function to stop video stream */ |
| 773 | void stop_video_stream(pjsua_call_media *call_med) |
| 774 | { |
| 775 | pjmedia_vid_stream *strm = call_med->strm.v.stream; |
| 776 | pjmedia_rtcp_stat stat; |
| 777 | |
| 778 | pj_assert(call_med->type == PJMEDIA_TYPE_VIDEO); |
| 779 | |
| 780 | if (!strm) |
| 781 | return; |
| 782 | |
Benny Prijono | 1fe04ee | 2011-07-15 07:27:05 +0000 | [diff] [blame] | 783 | /* Unsubscribe events */ |
| 784 | pjmedia_event_unsubscribe(&call_med->esub_rend); |
| 785 | pjmedia_event_unsubscribe(&call_med->esub_cap); |
| 786 | |
Nanang Izzuddin | 9808561 | 2011-07-15 07:41:02 +0000 | [diff] [blame] | 787 | if (call_med->dir & PJMEDIA_DIR_ENCODING && |
| 788 | call_med->strm.v.cap_win_id != PJSUA_INVALID_ID) |
| 789 | { |
Nanang Izzuddin | 62053a6 | 2011-07-12 11:08:32 +0000 | [diff] [blame] | 790 | pjmedia_port *media_port; |
| 791 | pjsua_vid_win *w = |
| 792 | &pjsua_var.win[call_med->strm.v.cap_win_id]; |
| 793 | |
| 794 | pjmedia_vid_stream_get_port(call_med->strm.v.stream, |
| 795 | PJMEDIA_DIR_ENCODING, |
| 796 | &media_port); |
| 797 | pj_assert(media_port); |
| 798 | |
| 799 | pjmedia_vid_port_stop(w->vp_cap); |
| 800 | pjmedia_vid_tee_remove_dst_port(w->tee, media_port); |
| 801 | pjmedia_vid_port_start(w->vp_cap); |
| 802 | |
| 803 | dec_vid_win(call_med->strm.v.cap_win_id); |
| 804 | } |
| 805 | |
Nanang Izzuddin | 9808561 | 2011-07-15 07:41:02 +0000 | [diff] [blame] | 806 | if (call_med->dir & PJMEDIA_DIR_DECODING && |
| 807 | call_med->strm.v.rdr_win_id != PJSUA_INVALID_ID) |
| 808 | { |
Nanang Izzuddin | 62053a6 | 2011-07-12 11:08:32 +0000 | [diff] [blame] | 809 | dec_vid_win(call_med->strm.v.rdr_win_id); |
| 810 | } |
| 811 | |
| 812 | if ((call_med->dir & PJMEDIA_DIR_ENCODING) && |
| 813 | (pjmedia_vid_stream_get_stat(strm, &stat) == PJ_SUCCESS)) |
| 814 | { |
| 815 | /* Save RTP timestamp & sequence, so when media session is |
| 816 | * restarted, those values will be restored as the initial |
| 817 | * RTP timestamp & sequence of the new media session. So in |
| 818 | * the same call session, RTP timestamp and sequence are |
| 819 | * guaranteed to be contigue. |
| 820 | */ |
| 821 | call_med->rtp_tx_seq_ts_set = 1 | (1 << 1); |
| 822 | call_med->rtp_tx_seq = stat.rtp_tx_last_seq; |
| 823 | call_med->rtp_tx_ts = stat.rtp_tx_last_ts; |
| 824 | } |
| 825 | |
| 826 | pjmedia_vid_stream_destroy(strm); |
| 827 | call_med->strm.v.stream = NULL; |
| 828 | } |
| 829 | |
| 830 | |
Benny Prijono | 9f468d1 | 2011-07-07 07:46:33 +0000 | [diff] [blame] | 831 | /* |
| 832 | * Start video preview window for the specified capture device. |
| 833 | */ |
| 834 | PJ_DEF(pj_status_t) pjsua_vid_preview_start(pjmedia_vid_dev_index id, |
| 835 | pjsua_vid_preview_param *prm) |
| 836 | { |
Nanang Izzuddin | 62053a6 | 2011-07-12 11:08:32 +0000 | [diff] [blame] | 837 | pjsua_vid_win_id wid; |
| 838 | pjsua_vid_win *w; |
| 839 | pjmedia_vid_dev_index rend_id; |
Benny Prijono | 9f468d1 | 2011-07-07 07:46:33 +0000 | [diff] [blame] | 840 | pj_status_t status; |
| 841 | |
| 842 | PJSUA_LOCK(); |
| 843 | |
Nanang Izzuddin | 62053a6 | 2011-07-12 11:08:32 +0000 | [diff] [blame] | 844 | if (prm) { |
| 845 | rend_id = prm->rend_id; |
| 846 | } else { |
| 847 | rend_id = PJMEDIA_VID_DEFAULT_RENDER_DEV; |
Benny Prijono | 9f468d1 | 2011-07-07 07:46:33 +0000 | [diff] [blame] | 848 | } |
| 849 | |
Nanang Izzuddin | 62053a6 | 2011-07-12 11:08:32 +0000 | [diff] [blame] | 850 | status = create_vid_win(PJSUA_WND_TYPE_PREVIEW, NULL, rend_id, id, |
| 851 | PJ_TRUE, &wid); |
| 852 | if (status != PJ_SUCCESS) { |
Benny Prijono | 9f468d1 | 2011-07-07 07:46:33 +0000 | [diff] [blame] | 853 | PJSUA_UNLOCK(); |
Nanang Izzuddin | 62053a6 | 2011-07-12 11:08:32 +0000 | [diff] [blame] | 854 | return status; |
Benny Prijono | 9f468d1 | 2011-07-07 07:46:33 +0000 | [diff] [blame] | 855 | } |
Nanang Izzuddin | 62053a6 | 2011-07-12 11:08:32 +0000 | [diff] [blame] | 856 | |
Benny Prijono | 9f468d1 | 2011-07-07 07:46:33 +0000 | [diff] [blame] | 857 | w = &pjsua_var.win[wid]; |
| 858 | |
Nanang Izzuddin | 62053a6 | 2011-07-12 11:08:32 +0000 | [diff] [blame] | 859 | /* Start capturer */ |
| 860 | status = pjmedia_vid_port_start(w->vp_rend); |
| 861 | if (status != PJ_SUCCESS) { |
| 862 | PJSUA_UNLOCK(); |
| 863 | return status; |
Benny Prijono | 9f468d1 | 2011-07-07 07:46:33 +0000 | [diff] [blame] | 864 | } |
| 865 | |
Nanang Izzuddin | 62053a6 | 2011-07-12 11:08:32 +0000 | [diff] [blame] | 866 | /* Start renderer */ |
Benny Prijono | 9f468d1 | 2011-07-07 07:46:33 +0000 | [diff] [blame] | 867 | status = pjmedia_vid_port_start(w->vp_cap); |
Nanang Izzuddin | 62053a6 | 2011-07-12 11:08:32 +0000 | [diff] [blame] | 868 | if (status != PJ_SUCCESS) { |
| 869 | PJSUA_UNLOCK(); |
| 870 | return status; |
| 871 | } |
Benny Prijono | 9f468d1 | 2011-07-07 07:46:33 +0000 | [diff] [blame] | 872 | |
Nanang Izzuddin | 62053a6 | 2011-07-12 11:08:32 +0000 | [diff] [blame] | 873 | inc_vid_win(wid); |
| 874 | |
Benny Prijono | 9f468d1 | 2011-07-07 07:46:33 +0000 | [diff] [blame] | 875 | PJSUA_UNLOCK(); |
| 876 | return PJ_SUCCESS; |
Benny Prijono | 9f468d1 | 2011-07-07 07:46:33 +0000 | [diff] [blame] | 877 | } |
| 878 | |
| 879 | /* |
| 880 | * Stop video preview. |
| 881 | */ |
| 882 | PJ_DEF(pj_status_t) pjsua_vid_preview_stop(pjmedia_vid_dev_index id) |
| 883 | { |
| 884 | pjsua_vid_win_id wid = PJSUA_INVALID_ID; |
Benny Prijono | 9f468d1 | 2011-07-07 07:46:33 +0000 | [diff] [blame] | 885 | |
| 886 | PJSUA_LOCK(); |
| 887 | wid = pjsua_vid_preview_get_win(id); |
| 888 | if (wid == PJSUA_INVALID_ID) { |
| 889 | PJSUA_UNLOCK(); |
| 890 | return PJ_ENOTFOUND; |
| 891 | } |
| 892 | |
Nanang Izzuddin | 62053a6 | 2011-07-12 11:08:32 +0000 | [diff] [blame] | 893 | dec_vid_win(wid); |
Benny Prijono | 9f468d1 | 2011-07-07 07:46:33 +0000 | [diff] [blame] | 894 | |
| 895 | PJSUA_UNLOCK(); |
| 896 | |
| 897 | return PJ_SUCCESS; |
| 898 | } |
| 899 | |
| 900 | |
| 901 | /***************************************************************************** |
| 902 | * Window |
| 903 | */ |
| 904 | |
Nanang Izzuddin | f363802 | 2011-07-14 03:47:04 +0000 | [diff] [blame] | 905 | |
| 906 | /* |
| 907 | * Enumerates all video windows. |
| 908 | */ |
| 909 | PJ_DEF(pj_status_t) pjsua_vid_enum_wins( pjsua_vid_win_id wids[], |
| 910 | unsigned *count) |
| 911 | { |
| 912 | unsigned i, cnt; |
| 913 | |
| 914 | cnt = 0; |
| 915 | |
| 916 | for (i=0; i<PJSUA_MAX_VID_WINS && cnt <*count; ++i) { |
| 917 | pjsua_vid_win *w = &pjsua_var.win[i]; |
| 918 | if (w->type != PJSUA_WND_TYPE_NONE) |
| 919 | wids[cnt++] = i; |
| 920 | } |
| 921 | |
| 922 | *count = cnt; |
| 923 | |
| 924 | return PJ_SUCCESS; |
| 925 | } |
| 926 | |
| 927 | |
Benny Prijono | 9f468d1 | 2011-07-07 07:46:33 +0000 | [diff] [blame] | 928 | /* |
| 929 | * Get window info. |
| 930 | */ |
| 931 | PJ_DEF(pj_status_t) pjsua_vid_win_get_info( pjsua_vid_win_id wid, |
| 932 | pjsua_vid_win_info *wi) |
| 933 | { |
| 934 | pjsua_vid_win *w; |
Nanang Izzuddin | 62053a6 | 2011-07-12 11:08:32 +0000 | [diff] [blame] | 935 | pjmedia_vid_dev_stream *s; |
Sauw Ming | 5291a2d | 2011-07-15 07:52:44 +0000 | [diff] [blame] | 936 | pjmedia_vid_dev_param vparam; |
Nanang Izzuddin | 62053a6 | 2011-07-12 11:08:32 +0000 | [diff] [blame] | 937 | pj_status_t status; |
Benny Prijono | 9f468d1 | 2011-07-07 07:46:33 +0000 | [diff] [blame] | 938 | |
| 939 | PJ_ASSERT_RETURN(wid >= 0 && wid < PJSUA_MAX_VID_WINS && wi, PJ_EINVAL); |
| 940 | |
| 941 | PJSUA_LOCK(); |
| 942 | w = &pjsua_var.win[wid]; |
| 943 | if (w->vp_rend == NULL) { |
| 944 | PJSUA_UNLOCK(); |
| 945 | return PJ_EINVAL; |
| 946 | } |
| 947 | |
Nanang Izzuddin | 62053a6 | 2011-07-12 11:08:32 +0000 | [diff] [blame] | 948 | s = pjmedia_vid_port_get_stream(w->vp_rend); |
| 949 | if (s == NULL) { |
| 950 | PJSUA_UNLOCK(); |
| 951 | return PJ_EINVAL; |
| 952 | } |
| 953 | |
| 954 | status = pjmedia_vid_dev_stream_get_param(s, &vparam); |
| 955 | if (status != PJ_SUCCESS) { |
| 956 | PJSUA_UNLOCK(); |
| 957 | return status; |
| 958 | } |
| 959 | |
Nanang Izzuddin | db9b002 | 2011-07-26 08:17:25 +0000 | [diff] [blame] | 960 | wi->rdr_dev = vparam.rend_id; |
Nanang Izzuddin | 6e2fcc3 | 2011-07-22 04:49:36 +0000 | [diff] [blame] | 961 | wi->hwnd = vparam.window; |
Nanang Izzuddin | 62053a6 | 2011-07-12 11:08:32 +0000 | [diff] [blame] | 962 | wi->show = !vparam.window_hide; |
| 963 | wi->pos = vparam.window_pos; |
| 964 | wi->size = vparam.disp_size; |
| 965 | |
Benny Prijono | 9f468d1 | 2011-07-07 07:46:33 +0000 | [diff] [blame] | 966 | PJSUA_UNLOCK(); |
| 967 | |
Nanang Izzuddin | 62053a6 | 2011-07-12 11:08:32 +0000 | [diff] [blame] | 968 | return PJ_SUCCESS; |
Benny Prijono | 9f468d1 | 2011-07-07 07:46:33 +0000 | [diff] [blame] | 969 | } |
| 970 | |
| 971 | /* |
| 972 | * Show or hide window. |
| 973 | */ |
| 974 | PJ_DEF(pj_status_t) pjsua_vid_win_set_show( pjsua_vid_win_id wid, |
| 975 | pj_bool_t show) |
| 976 | { |
| 977 | pjsua_vid_win *w; |
Nanang Izzuddin | 62053a6 | 2011-07-12 11:08:32 +0000 | [diff] [blame] | 978 | pjmedia_vid_dev_stream *s; |
Nanang Izzuddin | c16590a | 2011-07-14 02:14:25 +0000 | [diff] [blame] | 979 | pj_bool_t hide; |
Nanang Izzuddin | 62053a6 | 2011-07-12 11:08:32 +0000 | [diff] [blame] | 980 | pj_status_t status; |
Benny Prijono | 9f468d1 | 2011-07-07 07:46:33 +0000 | [diff] [blame] | 981 | |
| 982 | PJ_ASSERT_RETURN(wid >= 0 && wid < PJSUA_MAX_VID_WINS, PJ_EINVAL); |
| 983 | |
| 984 | PJSUA_LOCK(); |
| 985 | w = &pjsua_var.win[wid]; |
| 986 | if (w->vp_rend == NULL) { |
| 987 | PJSUA_UNLOCK(); |
| 988 | return PJ_EINVAL; |
| 989 | } |
| 990 | |
Nanang Izzuddin | 62053a6 | 2011-07-12 11:08:32 +0000 | [diff] [blame] | 991 | s = pjmedia_vid_port_get_stream(w->vp_rend); |
| 992 | if (s == NULL) { |
| 993 | PJSUA_UNLOCK(); |
| 994 | return PJ_EINVAL; |
| 995 | } |
| 996 | |
Nanang Izzuddin | c16590a | 2011-07-14 02:14:25 +0000 | [diff] [blame] | 997 | hide = !show; |
Nanang Izzuddin | 62053a6 | 2011-07-12 11:08:32 +0000 | [diff] [blame] | 998 | status = pjmedia_vid_dev_stream_set_cap(s, |
Nanang Izzuddin | c16590a | 2011-07-14 02:14:25 +0000 | [diff] [blame] | 999 | PJMEDIA_VID_DEV_CAP_OUTPUT_HIDE, &hide); |
Nanang Izzuddin | 62053a6 | 2011-07-12 11:08:32 +0000 | [diff] [blame] | 1000 | |
Benny Prijono | 9f468d1 | 2011-07-07 07:46:33 +0000 | [diff] [blame] | 1001 | PJSUA_UNLOCK(); |
| 1002 | |
Nanang Izzuddin | 62053a6 | 2011-07-12 11:08:32 +0000 | [diff] [blame] | 1003 | return status; |
Benny Prijono | 9f468d1 | 2011-07-07 07:46:33 +0000 | [diff] [blame] | 1004 | } |
| 1005 | |
| 1006 | /* |
| 1007 | * Set video window position. |
| 1008 | */ |
| 1009 | PJ_DEF(pj_status_t) pjsua_vid_win_set_pos( pjsua_vid_win_id wid, |
| 1010 | const pjmedia_coord *pos) |
| 1011 | { |
| 1012 | pjsua_vid_win *w; |
Nanang Izzuddin | 62053a6 | 2011-07-12 11:08:32 +0000 | [diff] [blame] | 1013 | pjmedia_vid_dev_stream *s; |
| 1014 | pj_status_t status; |
Benny Prijono | 9f468d1 | 2011-07-07 07:46:33 +0000 | [diff] [blame] | 1015 | |
| 1016 | PJ_ASSERT_RETURN(wid >= 0 && wid < PJSUA_MAX_VID_WINS && pos, PJ_EINVAL); |
| 1017 | |
| 1018 | PJSUA_LOCK(); |
| 1019 | w = &pjsua_var.win[wid]; |
| 1020 | if (w->vp_rend == NULL) { |
| 1021 | PJSUA_UNLOCK(); |
| 1022 | return PJ_EINVAL; |
| 1023 | } |
| 1024 | |
Nanang Izzuddin | 62053a6 | 2011-07-12 11:08:32 +0000 | [diff] [blame] | 1025 | s = pjmedia_vid_port_get_stream(w->vp_rend); |
| 1026 | if (s == NULL) { |
| 1027 | PJSUA_UNLOCK(); |
| 1028 | return PJ_EINVAL; |
| 1029 | } |
| 1030 | |
| 1031 | status = pjmedia_vid_dev_stream_set_cap(s, |
Nanang Izzuddin | f363802 | 2011-07-14 03:47:04 +0000 | [diff] [blame] | 1032 | PJMEDIA_VID_DEV_CAP_OUTPUT_POSITION, pos); |
Nanang Izzuddin | 62053a6 | 2011-07-12 11:08:32 +0000 | [diff] [blame] | 1033 | |
Benny Prijono | 9f468d1 | 2011-07-07 07:46:33 +0000 | [diff] [blame] | 1034 | PJSUA_UNLOCK(); |
| 1035 | |
Nanang Izzuddin | 62053a6 | 2011-07-12 11:08:32 +0000 | [diff] [blame] | 1036 | return status; |
Benny Prijono | 9f468d1 | 2011-07-07 07:46:33 +0000 | [diff] [blame] | 1037 | } |
| 1038 | |
| 1039 | /* |
| 1040 | * Resize window. |
| 1041 | */ |
| 1042 | PJ_DEF(pj_status_t) pjsua_vid_win_set_size( pjsua_vid_win_id wid, |
| 1043 | const pjmedia_rect_size *size) |
| 1044 | { |
| 1045 | pjsua_vid_win *w; |
Nanang Izzuddin | 62053a6 | 2011-07-12 11:08:32 +0000 | [diff] [blame] | 1046 | pjmedia_vid_dev_stream *s; |
| 1047 | pj_status_t status; |
Benny Prijono | 9f468d1 | 2011-07-07 07:46:33 +0000 | [diff] [blame] | 1048 | |
| 1049 | PJ_ASSERT_RETURN(wid >= 0 && wid < PJSUA_MAX_VID_WINS && size, PJ_EINVAL); |
| 1050 | |
| 1051 | PJSUA_LOCK(); |
| 1052 | w = &pjsua_var.win[wid]; |
| 1053 | if (w->vp_rend == NULL) { |
| 1054 | PJSUA_UNLOCK(); |
| 1055 | return PJ_EINVAL; |
| 1056 | } |
| 1057 | |
Nanang Izzuddin | 62053a6 | 2011-07-12 11:08:32 +0000 | [diff] [blame] | 1058 | s = pjmedia_vid_port_get_stream(w->vp_rend); |
| 1059 | if (s == NULL) { |
| 1060 | PJSUA_UNLOCK(); |
| 1061 | return PJ_EINVAL; |
| 1062 | } |
| 1063 | |
| 1064 | status = pjmedia_vid_dev_stream_set_cap(s, |
Nanang Izzuddin | f363802 | 2011-07-14 03:47:04 +0000 | [diff] [blame] | 1065 | PJMEDIA_VID_DEV_CAP_OUTPUT_RESIZE, size); |
Nanang Izzuddin | 62053a6 | 2011-07-12 11:08:32 +0000 | [diff] [blame] | 1066 | |
Benny Prijono | 9f468d1 | 2011-07-07 07:46:33 +0000 | [diff] [blame] | 1067 | PJSUA_UNLOCK(); |
| 1068 | |
Nanang Izzuddin | 62053a6 | 2011-07-12 11:08:32 +0000 | [diff] [blame] | 1069 | return status; |
Benny Prijono | 9f468d1 | 2011-07-07 07:46:33 +0000 | [diff] [blame] | 1070 | } |
| 1071 | |
| 1072 | |
Nanang Izzuddin | b4d4dad | 2011-07-13 08:51:10 +0000 | [diff] [blame] | 1073 | static void call_get_vid_strm_info(pjsua_call *call, |
| 1074 | int *first_active, |
| 1075 | int *first_inactive, |
| 1076 | unsigned *active_cnt, |
| 1077 | unsigned *cnt) |
| 1078 | { |
| 1079 | unsigned i, var_cnt = 0; |
| 1080 | |
| 1081 | if (first_active && ++var_cnt) |
| 1082 | *first_active = -1; |
| 1083 | if (first_inactive && ++var_cnt) |
| 1084 | *first_inactive = -1; |
| 1085 | if (active_cnt && ++var_cnt) |
| 1086 | *active_cnt = 0; |
| 1087 | if (cnt && ++var_cnt) |
| 1088 | *cnt = 0; |
| 1089 | |
| 1090 | for (i = 0; i < call->med_cnt && var_cnt; ++i) { |
| 1091 | if (call->media[i].type == PJMEDIA_TYPE_VIDEO) { |
| 1092 | if (call->media[i].dir != PJMEDIA_DIR_NONE) |
| 1093 | { |
| 1094 | if (first_active && *first_active == -1) { |
| 1095 | *first_active = i; |
| 1096 | --var_cnt; |
| 1097 | } |
| 1098 | if (active_cnt) |
| 1099 | ++(*active_cnt); |
| 1100 | } else if (first_inactive && *first_inactive == -1) { |
| 1101 | *first_inactive = i; |
| 1102 | --var_cnt; |
| 1103 | } |
| 1104 | if (cnt) |
| 1105 | ++(*cnt); |
| 1106 | } |
| 1107 | } |
| 1108 | } |
| 1109 | |
| 1110 | |
| 1111 | /* Send SDP reoffer. */ |
| 1112 | static pj_status_t call_reoffer_sdp(pjsua_call_id call_id, |
| 1113 | const pjmedia_sdp_session *sdp) |
| 1114 | { |
| 1115 | pjsua_call *call; |
| 1116 | pjsip_tx_data *tdata; |
| 1117 | pjsip_dialog *dlg; |
| 1118 | pj_status_t status; |
| 1119 | |
| 1120 | status = acquire_call("call_reoffer_sdp()", call_id, &call, &dlg); |
| 1121 | if (status != PJ_SUCCESS) |
| 1122 | return status; |
| 1123 | |
| 1124 | if (call->inv->state != PJSIP_INV_STATE_CONFIRMED) { |
| 1125 | PJ_LOG(3,(THIS_FILE, "Can not re-INVITE call that is not confirmed")); |
| 1126 | pjsip_dlg_dec_lock(dlg); |
| 1127 | return PJSIP_ESESSIONSTATE; |
| 1128 | } |
| 1129 | |
| 1130 | /* Create re-INVITE with new offer */ |
| 1131 | status = pjsip_inv_reinvite( call->inv, NULL, sdp, &tdata); |
| 1132 | if (status != PJ_SUCCESS) { |
| 1133 | pjsua_perror(THIS_FILE, "Unable to create re-INVITE", status); |
| 1134 | pjsip_dlg_dec_lock(dlg); |
| 1135 | return status; |
| 1136 | } |
| 1137 | |
| 1138 | /* Send the request */ |
| 1139 | status = pjsip_inv_send_msg( call->inv, tdata); |
| 1140 | if (status != PJ_SUCCESS) { |
| 1141 | pjsua_perror(THIS_FILE, "Unable to send re-INVITE", status); |
| 1142 | pjsip_dlg_dec_lock(dlg); |
| 1143 | return status; |
| 1144 | } |
| 1145 | |
| 1146 | pjsip_dlg_dec_lock(dlg); |
| 1147 | |
| 1148 | return PJ_SUCCESS; |
| 1149 | } |
| 1150 | |
Nanang Izzuddin | b4d4dad | 2011-07-13 08:51:10 +0000 | [diff] [blame] | 1151 | /* Add a new video stream into a call */ |
| 1152 | static pj_status_t call_add_video(pjsua_call *call, |
Nanang Izzuddin | 9808561 | 2011-07-15 07:41:02 +0000 | [diff] [blame] | 1153 | pjmedia_vid_dev_index cap_dev, |
| 1154 | pjmedia_dir dir) |
Nanang Izzuddin | b4d4dad | 2011-07-13 08:51:10 +0000 | [diff] [blame] | 1155 | { |
| 1156 | pj_pool_t *pool = call->inv->pool_prov; |
| 1157 | pjsua_acc_config *acc_cfg = &pjsua_var.acc[call->acc_id].cfg; |
| 1158 | pjsua_call_media *call_med; |
| 1159 | pjmedia_sdp_session *sdp; |
| 1160 | pjmedia_sdp_media *sdp_m; |
| 1161 | pjmedia_transport_info tpinfo; |
Nanang Izzuddin | b4d4dad | 2011-07-13 08:51:10 +0000 | [diff] [blame] | 1162 | unsigned active_cnt; |
| 1163 | pj_status_t status; |
| 1164 | |
| 1165 | /* Verify media slot availability */ |
| 1166 | if (call->med_cnt == PJSUA_MAX_CALL_MEDIA) |
| 1167 | return PJ_ETOOMANY; |
| 1168 | |
| 1169 | call_get_vid_strm_info(call, NULL, NULL, &active_cnt, NULL); |
| 1170 | if (active_cnt == acc_cfg->max_video_cnt) |
| 1171 | return PJ_ETOOMANY; |
| 1172 | |
Nanang Izzuddin | b4d4dad | 2011-07-13 08:51:10 +0000 | [diff] [blame] | 1173 | /* Get active local SDP */ |
| 1174 | status = pjmedia_sdp_neg_get_active_local(call->inv->neg, &sdp); |
| 1175 | if (status != PJ_SUCCESS) |
| 1176 | return status; |
| 1177 | |
| 1178 | /* Initialize call media */ |
| 1179 | call_med = &call->media[call->med_cnt++]; |
| 1180 | |
| 1181 | status = pjsua_call_media_init(call_med, PJMEDIA_TYPE_VIDEO, |
| 1182 | &acc_cfg->rtp_cfg, call->secure_level, |
| 1183 | NULL); |
| 1184 | if (status != PJ_SUCCESS) |
| 1185 | goto on_error; |
| 1186 | |
| 1187 | /* Override default capture device setting */ |
| 1188 | call_med->strm.v.cap_dev = cap_dev; |
| 1189 | |
| 1190 | /* Init transport media */ |
| 1191 | status = pjmedia_transport_media_create(call_med->tp, pool, 0, |
| 1192 | NULL, call_med->idx); |
| 1193 | if (status != PJ_SUCCESS) |
| 1194 | goto on_error; |
| 1195 | |
| 1196 | call_med->tp_st = PJSUA_MED_TP_INIT; |
| 1197 | |
| 1198 | /* Get transport address info */ |
| 1199 | pjmedia_transport_info_init(&tpinfo); |
| 1200 | pjmedia_transport_get_info(call_med->tp, &tpinfo); |
| 1201 | |
| 1202 | /* Create SDP media line */ |
| 1203 | status = pjmedia_endpt_create_video_sdp(pjsua_var.med_endpt, pool, |
| 1204 | &tpinfo.sock_info, 0, &sdp_m); |
| 1205 | if (status != PJ_SUCCESS) |
| 1206 | goto on_error; |
| 1207 | |
| 1208 | sdp->media[sdp->media_count++] = sdp_m; |
| 1209 | |
Nanang Izzuddin | 9808561 | 2011-07-15 07:41:02 +0000 | [diff] [blame] | 1210 | /* Update media direction, if it is not 'sendrecv' */ |
| 1211 | if (dir != PJMEDIA_DIR_ENCODING_DECODING) { |
| 1212 | pjmedia_sdp_attr *a; |
| 1213 | |
| 1214 | /* Remove sendrecv direction attribute, if any */ |
| 1215 | pjmedia_sdp_media_remove_all_attr(sdp_m, "sendrecv"); |
| 1216 | |
| 1217 | if (dir == PJMEDIA_DIR_ENCODING) |
| 1218 | a = pjmedia_sdp_attr_create(pool, "sendonly", NULL); |
| 1219 | else if (dir == PJMEDIA_DIR_DECODING) |
| 1220 | a = pjmedia_sdp_attr_create(pool, "recvonly", NULL); |
| 1221 | else |
| 1222 | a = pjmedia_sdp_attr_create(pool, "inactive", NULL); |
| 1223 | |
| 1224 | pjmedia_sdp_media_add_attr(sdp_m, a); |
| 1225 | } |
| 1226 | |
Nanang Izzuddin | b4d4dad | 2011-07-13 08:51:10 +0000 | [diff] [blame] | 1227 | /* Update SDP media line by media transport */ |
| 1228 | status = pjmedia_transport_encode_sdp(call_med->tp, pool, |
| 1229 | sdp, NULL, call_med->idx); |
| 1230 | if (status != PJ_SUCCESS) |
| 1231 | goto on_error; |
| 1232 | |
| 1233 | status = call_reoffer_sdp(call->index, sdp); |
| 1234 | if (status != PJ_SUCCESS) |
| 1235 | goto on_error; |
| 1236 | |
| 1237 | return PJ_SUCCESS; |
| 1238 | |
| 1239 | on_error: |
| 1240 | if (call_med->tp) { |
| 1241 | pjmedia_transport_close(call_med->tp); |
| 1242 | call_med->tp = call_med->tp_orig = NULL; |
| 1243 | } |
| 1244 | |
| 1245 | return status; |
| 1246 | } |
| 1247 | |
| 1248 | |
Nanang Izzuddin | 9808561 | 2011-07-15 07:41:02 +0000 | [diff] [blame] | 1249 | /* Modify a video stream from a call, i.e: update direction, |
| 1250 | * remove/disable. |
| 1251 | */ |
Nanang Izzuddin | 7ad53c3 | 2011-07-13 13:31:08 +0000 | [diff] [blame] | 1252 | static pj_status_t call_modify_video(pjsua_call *call, |
| 1253 | int med_idx, |
Nanang Izzuddin | 9808561 | 2011-07-15 07:41:02 +0000 | [diff] [blame] | 1254 | pjmedia_dir dir, |
| 1255 | pj_bool_t remove) |
Nanang Izzuddin | b4d4dad | 2011-07-13 08:51:10 +0000 | [diff] [blame] | 1256 | { |
| 1257 | pjsua_call_media *call_med; |
| 1258 | pjmedia_sdp_session *sdp; |
| 1259 | pj_status_t status; |
| 1260 | |
| 1261 | /* Verify and normalize media index */ |
| 1262 | if (med_idx == -1) { |
| 1263 | int first_active; |
| 1264 | |
| 1265 | call_get_vid_strm_info(call, &first_active, NULL, NULL, NULL); |
| 1266 | if (first_active == -1) |
| 1267 | return PJ_ENOTFOUND; |
| 1268 | |
| 1269 | med_idx = first_active; |
| 1270 | } |
| 1271 | |
| 1272 | call_med = &call->media[med_idx]; |
| 1273 | |
| 1274 | /* Verify if the stream media type is video */ |
| 1275 | if (call_med->type != PJMEDIA_TYPE_VIDEO) |
| 1276 | return PJ_EINVAL; |
| 1277 | |
Nanang Izzuddin | 9808561 | 2011-07-15 07:41:02 +0000 | [diff] [blame] | 1278 | /* Verify if the stream dir is not changed */ |
| 1279 | if ((!remove && call_med->dir == dir) || |
| 1280 | ( remove && (call_med->tp_st == PJSUA_MED_TP_DISABLED || |
| 1281 | call_med->tp == NULL))) |
| 1282 | { |
Nanang Izzuddin | b4d4dad | 2011-07-13 08:51:10 +0000 | [diff] [blame] | 1283 | return PJ_SUCCESS; |
Nanang Izzuddin | 9808561 | 2011-07-15 07:41:02 +0000 | [diff] [blame] | 1284 | } |
Nanang Izzuddin | b4d4dad | 2011-07-13 08:51:10 +0000 | [diff] [blame] | 1285 | |
Nanang Izzuddin | b4d4dad | 2011-07-13 08:51:10 +0000 | [diff] [blame] | 1286 | /* Get active local SDP */ |
| 1287 | status = pjmedia_sdp_neg_get_active_local(call->inv->neg, &sdp); |
| 1288 | if (status != PJ_SUCCESS) |
| 1289 | return status; |
| 1290 | |
| 1291 | pj_assert(med_idx < (int)sdp->media_count); |
Nanang Izzuddin | 7ad53c3 | 2011-07-13 13:31:08 +0000 | [diff] [blame] | 1292 | |
Nanang Izzuddin | 9808561 | 2011-07-15 07:41:02 +0000 | [diff] [blame] | 1293 | if (!remove) { |
Nanang Izzuddin | 7ad53c3 | 2011-07-13 13:31:08 +0000 | [diff] [blame] | 1294 | pjsua_acc_config *acc_cfg = &pjsua_var.acc[call->acc_id].cfg; |
| 1295 | pj_pool_t *pool = call->inv->pool_prov; |
| 1296 | pjmedia_sdp_media *sdp_m; |
Nanang Izzuddin | 7ad53c3 | 2011-07-13 13:31:08 +0000 | [diff] [blame] | 1297 | |
| 1298 | status = pjsua_call_media_init(call_med, PJMEDIA_TYPE_VIDEO, |
| 1299 | &acc_cfg->rtp_cfg, call->secure_level, |
| 1300 | NULL); |
| 1301 | if (status != PJ_SUCCESS) |
| 1302 | goto on_error; |
| 1303 | |
| 1304 | /* Init transport media */ |
Nanang Izzuddin | 9808561 | 2011-07-15 07:41:02 +0000 | [diff] [blame] | 1305 | if (call_med->tp && call_med->tp_st == PJSUA_MED_TP_IDLE) { |
| 1306 | status = pjmedia_transport_media_create(call_med->tp, pool, 0, |
| 1307 | NULL, call_med->idx); |
| 1308 | if (status != PJ_SUCCESS) |
| 1309 | goto on_error; |
| 1310 | } |
Nanang Izzuddin | 7ad53c3 | 2011-07-13 13:31:08 +0000 | [diff] [blame] | 1311 | |
Nanang Izzuddin | 9808561 | 2011-07-15 07:41:02 +0000 | [diff] [blame] | 1312 | sdp_m = sdp->media[med_idx]; |
Nanang Izzuddin | 7ad53c3 | 2011-07-13 13:31:08 +0000 | [diff] [blame] | 1313 | |
Nanang Izzuddin | 9808561 | 2011-07-15 07:41:02 +0000 | [diff] [blame] | 1314 | /* Create new SDP media line if the stream is disabled */ |
| 1315 | if (sdp->media[med_idx]->desc.port == 0) { |
| 1316 | pjmedia_transport_info tpinfo; |
| 1317 | |
| 1318 | /* Get transport address info */ |
| 1319 | pjmedia_transport_info_init(&tpinfo); |
| 1320 | pjmedia_transport_get_info(call_med->tp, &tpinfo); |
| 1321 | |
| 1322 | status = pjmedia_endpt_create_video_sdp(pjsua_var.med_endpt, pool, |
| 1323 | &tpinfo.sock_info, 0, &sdp_m); |
| 1324 | if (status != PJ_SUCCESS) |
| 1325 | goto on_error; |
| 1326 | } |
| 1327 | |
| 1328 | { |
| 1329 | pjmedia_sdp_attr *a; |
| 1330 | |
| 1331 | /* Remove any direction attributes */ |
| 1332 | pjmedia_sdp_media_remove_all_attr(sdp_m, "sendrecv"); |
| 1333 | pjmedia_sdp_media_remove_all_attr(sdp_m, "sendonly"); |
| 1334 | pjmedia_sdp_media_remove_all_attr(sdp_m, "recvonly"); |
| 1335 | pjmedia_sdp_media_remove_all_attr(sdp_m, "inactive"); |
| 1336 | |
| 1337 | /* Update media direction */ |
| 1338 | if (dir == PJMEDIA_DIR_ENCODING_DECODING) |
| 1339 | a = pjmedia_sdp_attr_create(pool, "sendrecv", NULL); |
| 1340 | else if (dir == PJMEDIA_DIR_ENCODING) |
| 1341 | a = pjmedia_sdp_attr_create(pool, "sendonly", NULL); |
| 1342 | else if (dir == PJMEDIA_DIR_DECODING) |
| 1343 | a = pjmedia_sdp_attr_create(pool, "recvonly", NULL); |
| 1344 | else |
| 1345 | a = pjmedia_sdp_attr_create(pool, "inactive", NULL); |
| 1346 | |
| 1347 | pjmedia_sdp_media_add_attr(sdp_m, a); |
| 1348 | } |
Nanang Izzuddin | 7ad53c3 | 2011-07-13 13:31:08 +0000 | [diff] [blame] | 1349 | |
| 1350 | sdp->media[med_idx] = sdp_m; |
| 1351 | |
| 1352 | /* Update SDP media line by media transport */ |
| 1353 | status = pjmedia_transport_encode_sdp(call_med->tp, pool, |
| 1354 | sdp, NULL, call_med->idx); |
| 1355 | if (status != PJ_SUCCESS) |
| 1356 | goto on_error; |
| 1357 | |
| 1358 | on_error: |
| 1359 | if (status != PJ_SUCCESS) { |
Nanang Izzuddin | 7ad53c3 | 2011-07-13 13:31:08 +0000 | [diff] [blame] | 1360 | return status; |
| 1361 | } |
Nanang Izzuddin | 9808561 | 2011-07-15 07:41:02 +0000 | [diff] [blame] | 1362 | |
Nanang Izzuddin | 7ad53c3 | 2011-07-13 13:31:08 +0000 | [diff] [blame] | 1363 | } else { |
Nanang Izzuddin | 9808561 | 2011-07-15 07:41:02 +0000 | [diff] [blame] | 1364 | |
| 1365 | pj_pool_t *pool = call->inv->pool_prov; |
| 1366 | |
Nanang Izzuddin | 7ad53c3 | 2011-07-13 13:31:08 +0000 | [diff] [blame] | 1367 | /* Mark media transport to disabled */ |
| 1368 | // Don't close this here, as SDP negotiation has not been |
| 1369 | // done and stream may be still active. |
| 1370 | call_med->tp_st = PJSUA_MED_TP_DISABLED; |
| 1371 | |
Nanang Izzuddin | 9808561 | 2011-07-15 07:41:02 +0000 | [diff] [blame] | 1372 | /* Deactivate the stream */ |
| 1373 | pjmedia_sdp_media_deactivate(pool, sdp->media[med_idx]); |
| 1374 | |
Nanang Izzuddin | 7ad53c3 | 2011-07-13 13:31:08 +0000 | [diff] [blame] | 1375 | } |
Nanang Izzuddin | b4d4dad | 2011-07-13 08:51:10 +0000 | [diff] [blame] | 1376 | |
| 1377 | status = call_reoffer_sdp(call->index, sdp); |
| 1378 | if (status != PJ_SUCCESS) |
| 1379 | return status; |
| 1380 | |
| 1381 | return PJ_SUCCESS; |
| 1382 | } |
| 1383 | |
| 1384 | |
Nanang Izzuddin | 7ad53c3 | 2011-07-13 13:31:08 +0000 | [diff] [blame] | 1385 | /* Change capture device of a video stream in a call */ |
| 1386 | static pj_status_t call_change_cap_dev(pjsua_call *call, |
| 1387 | int med_idx, |
| 1388 | pjmedia_vid_dev_index cap_dev) |
Nanang Izzuddin | b4d4dad | 2011-07-13 08:51:10 +0000 | [diff] [blame] | 1389 | { |
| 1390 | pjsua_call_media *call_med; |
| 1391 | pjmedia_vid_dev_info info; |
| 1392 | pjsua_vid_win *w, *new_w = NULL; |
| 1393 | pjsua_vid_win_id wid, new_wid; |
| 1394 | pjmedia_port *media_port; |
| 1395 | pj_status_t status; |
| 1396 | |
| 1397 | /* Verify and normalize media index */ |
| 1398 | if (med_idx == -1) { |
| 1399 | int first_active; |
| 1400 | |
| 1401 | call_get_vid_strm_info(call, &first_active, NULL, NULL, NULL); |
| 1402 | if (first_active == -1) |
| 1403 | return PJ_ENOTFOUND; |
| 1404 | |
| 1405 | med_idx = first_active; |
| 1406 | } |
| 1407 | |
| 1408 | call_med = &call->media[med_idx]; |
| 1409 | |
| 1410 | /* Verify if the stream media type is video */ |
| 1411 | if (call_med->type != PJMEDIA_TYPE_VIDEO) |
| 1412 | return PJ_EINVAL; |
| 1413 | |
| 1414 | /* Verify the capture device */ |
| 1415 | status = pjmedia_vid_dev_get_info(cap_dev, &info); |
Nanang Izzuddin | 7ad53c3 | 2011-07-13 13:31:08 +0000 | [diff] [blame] | 1416 | if (status != PJ_SUCCESS || info.dir != PJMEDIA_DIR_CAPTURE) |
Nanang Izzuddin | b4d4dad | 2011-07-13 08:51:10 +0000 | [diff] [blame] | 1417 | return PJ_EINVAL; |
| 1418 | |
Nanang Izzuddin | b4d4dad | 2011-07-13 08:51:10 +0000 | [diff] [blame] | 1419 | /* The specified capture device is being used already */ |
| 1420 | if (call_med->strm.v.cap_dev == cap_dev) |
| 1421 | return PJ_SUCCESS; |
| 1422 | |
| 1423 | /* == Apply the new capture device == */ |
| 1424 | |
| 1425 | wid = call_med->strm.v.cap_win_id; |
| 1426 | w = &pjsua_var.win[wid]; |
| 1427 | pj_assert(w->type == PJSUA_WND_TYPE_PREVIEW && w->vp_cap); |
| 1428 | |
| 1429 | status = pjmedia_vid_stream_get_port(call_med->strm.v.stream, |
| 1430 | PJMEDIA_DIR_ENCODING, &media_port); |
| 1431 | if (status != PJ_SUCCESS) |
| 1432 | return status; |
Benny Prijono | 1fe04ee | 2011-07-15 07:27:05 +0000 | [diff] [blame] | 1433 | |
| 1434 | pjmedia_event_unsubscribe(&call_med->esub_cap); |
Nanang Izzuddin | b4d4dad | 2011-07-13 08:51:10 +0000 | [diff] [blame] | 1435 | |
| 1436 | /* = Detach stream port from the old capture device = */ |
| 1437 | status = pjmedia_vid_port_disconnect(w->vp_cap); |
| 1438 | if (status != PJ_SUCCESS) |
| 1439 | return status; |
| 1440 | |
| 1441 | status = pjmedia_vid_tee_remove_dst_port(w->tee, media_port); |
| 1442 | if (status != PJ_SUCCESS) { |
| 1443 | /* Connect back the old capturer */ |
| 1444 | pjmedia_vid_port_connect(w->vp_cap, media_port, PJ_FALSE); |
| 1445 | return status; |
| 1446 | } |
| 1447 | |
| 1448 | /* = Attach stream port to the new capture device = */ |
| 1449 | |
| 1450 | /* Create preview video window */ |
| 1451 | status = create_vid_win(PJSUA_WND_TYPE_PREVIEW, |
| 1452 | &media_port->info.fmt, |
| 1453 | call_med->strm.v.rdr_dev, |
| 1454 | cap_dev, |
| 1455 | PJ_FALSE, |
| 1456 | &new_wid); |
| 1457 | if (status != PJ_SUCCESS) |
| 1458 | goto on_error; |
| 1459 | |
| 1460 | inc_vid_win(new_wid); |
| 1461 | new_w = &pjsua_var.win[new_wid]; |
| 1462 | |
| 1463 | /* Connect stream to capturer (via video window tee) */ |
| 1464 | status = pjmedia_vid_tee_add_dst_port2(new_w->tee, 0, media_port); |
| 1465 | if (status != PJ_SUCCESS) |
| 1466 | goto on_error; |
| 1467 | |
| 1468 | /* Connect capturer to tee */ |
| 1469 | status = pjmedia_vid_port_connect(new_w->vp_cap, new_w->tee, PJ_FALSE); |
| 1470 | if (status != PJ_SUCCESS) |
| 1471 | return status; |
| 1472 | |
Benny Prijono | 1fe04ee | 2011-07-15 07:27:05 +0000 | [diff] [blame] | 1473 | pjmedia_event_subscribe( |
| 1474 | pjmedia_vid_port_get_event_publisher(w->vp_rend), |
| 1475 | &call_med->esub_cap); |
| 1476 | |
Nanang Izzuddin | b4d4dad | 2011-07-13 08:51:10 +0000 | [diff] [blame] | 1477 | /* Start renderer */ |
| 1478 | status = pjmedia_vid_port_start(new_w->vp_rend); |
| 1479 | if (status != PJ_SUCCESS) |
| 1480 | goto on_error; |
| 1481 | |
| 1482 | /* Start capturer */ |
| 1483 | status = pjmedia_vid_port_start(new_w->vp_cap); |
| 1484 | if (status != PJ_SUCCESS) |
| 1485 | goto on_error; |
| 1486 | |
| 1487 | /* Finally */ |
| 1488 | call_med->strm.v.cap_dev = cap_dev; |
| 1489 | call_med->strm.v.cap_win_id = new_wid; |
| 1490 | dec_vid_win(wid); |
| 1491 | |
| 1492 | return PJ_SUCCESS; |
| 1493 | |
| 1494 | on_error: |
| 1495 | if (new_w) { |
| 1496 | /* Disconnect media port from the new capturer */ |
| 1497 | pjmedia_vid_tee_remove_dst_port(new_w->tee, media_port); |
| 1498 | /* Release the new capturer */ |
| 1499 | dec_vid_win(new_wid); |
| 1500 | } |
| 1501 | |
| 1502 | /* Revert back to the old capturer */ |
| 1503 | status = pjmedia_vid_tee_add_dst_port2(w->tee, 0, media_port); |
| 1504 | if (status != PJ_SUCCESS) |
| 1505 | return status; |
| 1506 | |
| 1507 | status = pjmedia_vid_port_connect(w->vp_cap, w->tee, PJ_FALSE); |
| 1508 | if (status != PJ_SUCCESS) |
| 1509 | return status; |
| 1510 | |
| 1511 | return status; |
| 1512 | } |
| 1513 | |
| 1514 | |
Nanang Izzuddin | 9808561 | 2011-07-15 07:41:02 +0000 | [diff] [blame] | 1515 | /* Start/stop transmitting video stream in a call */ |
| 1516 | static pj_status_t call_set_tx_video(pjsua_call *call, |
| 1517 | int med_idx, |
| 1518 | pj_bool_t enable) |
Nanang Izzuddin | b4d4dad | 2011-07-13 08:51:10 +0000 | [diff] [blame] | 1519 | { |
| 1520 | pjsua_call_media *call_med; |
| 1521 | pj_status_t status; |
| 1522 | |
| 1523 | /* Verify and normalize media index */ |
| 1524 | if (med_idx == -1) { |
| 1525 | int first_active; |
| 1526 | |
| 1527 | call_get_vid_strm_info(call, &first_active, NULL, NULL, NULL); |
| 1528 | if (first_active == -1) |
| 1529 | return PJ_ENOTFOUND; |
| 1530 | |
| 1531 | med_idx = first_active; |
| 1532 | } |
| 1533 | |
| 1534 | call_med = &call->media[med_idx]; |
| 1535 | |
| 1536 | /* Verify if the stream is transmitting video */ |
| 1537 | if (call_med->type != PJMEDIA_TYPE_VIDEO || |
Nanang Izzuddin | 9808561 | 2011-07-15 07:41:02 +0000 | [diff] [blame] | 1538 | (enable && (call_med->dir & PJMEDIA_DIR_ENCODING) == 0)) |
Nanang Izzuddin | b4d4dad | 2011-07-13 08:51:10 +0000 | [diff] [blame] | 1539 | { |
| 1540 | return PJ_EINVAL; |
| 1541 | } |
| 1542 | |
Nanang Izzuddin | 9808561 | 2011-07-15 07:41:02 +0000 | [diff] [blame] | 1543 | if (enable) { |
| 1544 | /* Start stream in encoding direction */ |
| 1545 | status = pjmedia_vid_stream_resume(call_med->strm.v.stream, |
| 1546 | PJMEDIA_DIR_ENCODING); |
| 1547 | } else { |
| 1548 | /* Pause stream in encoding direction */ |
| 1549 | status = pjmedia_vid_stream_pause( call_med->strm.v.stream, |
| 1550 | PJMEDIA_DIR_ENCODING); |
Nanang Izzuddin | b4d4dad | 2011-07-13 08:51:10 +0000 | [diff] [blame] | 1551 | } |
| 1552 | |
Nanang Izzuddin | 9808561 | 2011-07-15 07:41:02 +0000 | [diff] [blame] | 1553 | return status; |
Nanang Izzuddin | b4d4dad | 2011-07-13 08:51:10 +0000 | [diff] [blame] | 1554 | } |
| 1555 | |
| 1556 | |
| 1557 | /* |
| 1558 | * Start, stop, and/or manipulate video transmission for the specified call. |
| 1559 | */ |
| 1560 | PJ_DEF(pj_status_t) pjsua_call_set_vid_strm ( |
| 1561 | pjsua_call_id call_id, |
| 1562 | pjsua_call_vid_strm_op op, |
| 1563 | const pjsua_call_vid_strm_op_param *param) |
| 1564 | { |
| 1565 | pjsua_call *call; |
| 1566 | pjsua_call_vid_strm_op_param param_; |
| 1567 | pj_status_t status; |
| 1568 | |
| 1569 | PJ_ASSERT_RETURN(call_id>=0 && call_id<(int)pjsua_var.ua_cfg.max_calls, |
| 1570 | PJ_EINVAL); |
Benny Prijono | e212bc1 | 2011-08-15 09:38:42 +0000 | [diff] [blame^] | 1571 | PJ_ASSERT_RETURN(op != PJSUA_CALL_VID_STRM_NO_OP, PJ_EINVAL); |
Nanang Izzuddin | b4d4dad | 2011-07-13 08:51:10 +0000 | [diff] [blame] | 1572 | |
| 1573 | PJSUA_LOCK(); |
| 1574 | |
| 1575 | call = &pjsua_var.calls[call_id]; |
| 1576 | |
| 1577 | if (param) { |
| 1578 | param_ = *param; |
| 1579 | } else { |
Benny Prijono | e212bc1 | 2011-08-15 09:38:42 +0000 | [diff] [blame^] | 1580 | pjsua_call_vid_strm_op_param_default(¶m_); |
Nanang Izzuddin | b4d4dad | 2011-07-13 08:51:10 +0000 | [diff] [blame] | 1581 | } |
| 1582 | |
Nanang Izzuddin | 7ad53c3 | 2011-07-13 13:31:08 +0000 | [diff] [blame] | 1583 | /* If set to PJMEDIA_VID_DEFAULT_CAPTURE_DEV, replace it with |
| 1584 | * account default video capture device. |
| 1585 | */ |
Nanang Izzuddin | b4d4dad | 2011-07-13 08:51:10 +0000 | [diff] [blame] | 1586 | if (param_.cap_dev == PJMEDIA_VID_DEFAULT_CAPTURE_DEV) { |
Nanang Izzuddin | 7ad53c3 | 2011-07-13 13:31:08 +0000 | [diff] [blame] | 1587 | pjsua_acc_config *acc_cfg = &pjsua_var.acc[call->acc_id].cfg; |
| 1588 | param_.cap_dev = acc_cfg->vid_cap_dev; |
| 1589 | |
| 1590 | /* If the account default video capture device is |
| 1591 | * PJMEDIA_VID_DEFAULT_CAPTURE_DEV, replace it with |
| 1592 | * global default video capture device. |
| 1593 | */ |
| 1594 | if (param_.cap_dev == PJMEDIA_VID_DEFAULT_CAPTURE_DEV) { |
| 1595 | pjmedia_vid_dev_info info; |
| 1596 | pjmedia_vid_dev_get_info(param_.cap_dev, &info); |
| 1597 | pj_assert(info.dir == PJMEDIA_DIR_CAPTURE); |
| 1598 | param_.cap_dev = info.id; |
| 1599 | } |
Nanang Izzuddin | b4d4dad | 2011-07-13 08:51:10 +0000 | [diff] [blame] | 1600 | } |
| 1601 | |
| 1602 | switch (op) { |
| 1603 | case PJSUA_CALL_VID_STRM_ADD: |
Nanang Izzuddin | 9808561 | 2011-07-15 07:41:02 +0000 | [diff] [blame] | 1604 | status = call_add_video(call, param_.cap_dev, param_.dir); |
Nanang Izzuddin | b4d4dad | 2011-07-13 08:51:10 +0000 | [diff] [blame] | 1605 | break; |
Nanang Izzuddin | 9808561 | 2011-07-15 07:41:02 +0000 | [diff] [blame] | 1606 | case PJSUA_CALL_VID_STRM_REMOVE: |
| 1607 | status = call_modify_video(call, param_.med_idx, PJMEDIA_DIR_NONE, |
| 1608 | PJ_TRUE); |
Nanang Izzuddin | b4d4dad | 2011-07-13 08:51:10 +0000 | [diff] [blame] | 1609 | break; |
Nanang Izzuddin | 9808561 | 2011-07-15 07:41:02 +0000 | [diff] [blame] | 1610 | case PJSUA_CALL_VID_STRM_CHANGE_DIR: |
| 1611 | status = call_modify_video(call, param_.med_idx, param_.dir, PJ_FALSE); |
Nanang Izzuddin | 7ad53c3 | 2011-07-13 13:31:08 +0000 | [diff] [blame] | 1612 | break; |
| 1613 | case PJSUA_CALL_VID_STRM_CHANGE_CAP_DEV: |
| 1614 | status = call_change_cap_dev(call, param_.med_idx, param_.cap_dev); |
Nanang Izzuddin | b4d4dad | 2011-07-13 08:51:10 +0000 | [diff] [blame] | 1615 | break; |
| 1616 | case PJSUA_CALL_VID_STRM_START_TRANSMIT: |
Nanang Izzuddin | 9808561 | 2011-07-15 07:41:02 +0000 | [diff] [blame] | 1617 | status = call_set_tx_video(call, param_.med_idx, PJ_TRUE); |
Nanang Izzuddin | b4d4dad | 2011-07-13 08:51:10 +0000 | [diff] [blame] | 1618 | break; |
| 1619 | case PJSUA_CALL_VID_STRM_STOP_TRANSMIT: |
Nanang Izzuddin | 9808561 | 2011-07-15 07:41:02 +0000 | [diff] [blame] | 1620 | status = call_set_tx_video(call, param_.med_idx, PJ_FALSE); |
Nanang Izzuddin | b4d4dad | 2011-07-13 08:51:10 +0000 | [diff] [blame] | 1621 | break; |
| 1622 | default: |
| 1623 | status = PJ_EINVALIDOP; |
| 1624 | break; |
| 1625 | } |
| 1626 | |
| 1627 | PJSUA_UNLOCK(); |
| 1628 | |
| 1629 | return status; |
| 1630 | } |
| 1631 | |
Benny Prijono | 9f468d1 | 2011-07-07 07:46:33 +0000 | [diff] [blame] | 1632 | |
Nanang Izzuddin | f5269a2 | 2011-07-14 04:42:18 +0000 | [diff] [blame] | 1633 | /* |
| 1634 | * Get the media stream index of the default video stream in the call. |
| 1635 | */ |
| 1636 | PJ_DEF(int) pjsua_call_get_vid_stream_idx(pjsua_call_id call_id) |
| 1637 | { |
| 1638 | pjsua_call *call; |
| 1639 | int first_active, first_inactive; |
| 1640 | |
| 1641 | PJ_ASSERT_RETURN(call_id>=0 && call_id<(int)pjsua_var.ua_cfg.max_calls, |
| 1642 | PJ_EINVAL); |
| 1643 | |
| 1644 | PJSUA_LOCK(); |
| 1645 | call = &pjsua_var.calls[call_id]; |
| 1646 | call_get_vid_strm_info(call, &first_active, &first_inactive, NULL, NULL); |
| 1647 | PJSUA_UNLOCK(); |
| 1648 | |
| 1649 | if (first_active == -1) |
| 1650 | return first_inactive; |
| 1651 | |
| 1652 | return first_active; |
| 1653 | } |
| 1654 | |
| 1655 | |
Benny Prijono | 9f468d1 | 2011-07-07 07:46:33 +0000 | [diff] [blame] | 1656 | #endif /* PJSUA_HAS_VIDEO */ |
| 1657 | |