diff options
Diffstat (limited to 'pjsip/src/pjsua-lib/pjsua_vid.c')
| -rw-r--r-- | pjsip/src/pjsua-lib/pjsua_vid.c | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/pjsip/src/pjsua-lib/pjsua_vid.c b/pjsip/src/pjsua-lib/pjsua_vid.c index 0410260c..7ad73bbb 100644 --- a/pjsip/src/pjsua-lib/pjsua_vid.c +++ b/pjsip/src/pjsua-lib/pjsua_vid.c @@ -2038,5 +2038,39 @@ PJ_DEF(int) pjsua_call_get_vid_stream_idx(pjsua_call_id call_id) } +/* + * Determine if video stream for the specified call is currently running + * for the specified direction. + */ +PJ_DEF(pj_bool_t) pjsua_call_vid_stream_is_running( pjsua_call_id call_id, + int med_idx, + pjmedia_dir dir) +{ + pjsua_call *call; + pjsua_call_media *call_med; + + PJ_ASSERT_RETURN(call_id>=0 && call_id<(int)pjsua_var.ua_cfg.max_calls, + PJ_EINVAL); + + /* Verify and normalize media index */ + if (med_idx == -1) { + med_idx = pjsua_call_get_vid_stream_idx(call_id); + } + + call = &pjsua_var.calls[call_id]; + PJ_ASSERT_RETURN(med_idx >= 0 && med_idx < call->med_cnt, PJ_EINVAL); + + call_med = &call->media[med_idx]; + + /* Verify if the stream is transmitting video */ + if (call_med->type != PJMEDIA_TYPE_VIDEO || (call_med->dir & dir) == 0 || + !call_med->strm.v.stream) + { + return PJ_FALSE; + } + + return pjmedia_vid_stream_is_running(call_med->strm.v.stream, dir); +} + #endif /* PJSUA_HAS_VIDEO */ |