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janus: separate audio of mic

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This commit is contained in:
Maxim Devaev
2026-05-31 05:33:42 +03:00
parent ef59c52a83
commit 3750a22091
3 changed files with 29 additions and 11 deletions
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25
janus/src/sdp.c
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@@ -65,7 +65,26 @@ char *us_sdp_create(us_rtpv_s *rtpv, us_rtpa_s *rtpa, bool mic) {
if (rtpa == NULL) {
audio_sdp = us_strdup("");
} else {
const uint pl = rtpa->rtp->payload;
if (rtpa != NULL || mic) {
uint pl;
u32 ssrc;
if (rtpa != NULL) {
pl = rtpa->rtp->payload;
ssrc = rtpa->rtp->ssrc;
} else {
pl = US_RTP_OPUS_PAYLOAD;
ssrc = us_triple_u32(us_get_now_monotonic_u64());
}
char *dir = "sendrecv";
if (rtpa == NULL) {
dir = "recvonly";
} else if (!mic) {
dir = "sendonly";
}
US_ASPRINTF(
audio_sdp,
"m=audio 1 RTP/SAVPF %u" RN
@@ -79,8 +98,8 @@ char *us_sdp_create(us_rtpv_s *rtpv, us_rtpa_s *rtpa, bool mic) {
pl, pl,
US_RTP_OPUS_HZ, US_RTP_OPUS_CH,
pl,
rtpa->rtp->ssrc,
(mic ? "sendrecv" : "sendonly"));
ssrc,
dir);
}
char *sdp;