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auto playout delay

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This commit is contained in:
Maxim Devaev
2022-11-13 06:26:30 +03:00
parent c1363d55e0
commit 414f536ace
9 changed files with 19 additions and 22 deletions
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11
janus/src/rtpv.c
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@@ -31,10 +31,10 @@ void _rtpv_process_nalu(us_rtpv_s *rtpv, const uint8_t *data, size_t size, uint3
static ssize_t _find_annexb(const uint8_t *data, size_t size);
us_rtpv_s *us_rtpv_init(us_rtp_callback_f callback, bool zero_playout_delay) {
us_rtpv_s *us_rtpv_init(us_rtp_callback_f callback) {
us_rtpv_s *rtpv;
US_CALLOC(rtpv, 1);
rtpv->rtp = us_rtp_init(96, true, zero_playout_delay);
rtpv->rtp = us_rtp_init(96, true);
rtpv->callback = callback;
return rtpv;
}
@@ -59,12 +59,11 @@ char *us_rtpv_make_sdp(us_rtpv_s *rtpv) {
"a=rtcp-fb:%u nack pli" RN
"a=rtcp-fb:%u goog-remb" RN
"a=ssrc:%" PRIu32 " cname:ustreamer" RN
"%s" // playout-delay
"a=extmap:1 http://www.webrtc.org/experiments/rtp-hdrext/playout-delay" RN
"a=sendonly" RN,
PAYLOAD, PAYLOAD, PAYLOAD, PAYLOAD,
PAYLOAD, PAYLOAD, PAYLOAD,
rtpv->rtp->ssrc,
(rtpv->rtp->zero_playout_delay ? "a=extmap:1 http://www.webrtc.org/experiments/rtp-hdrext/playout-delay" RN : "")
rtpv->rtp->ssrc
);
return sdp;
# undef PAYLOAD
@@ -78,6 +77,8 @@ void us_rtpv_wrap(us_rtpv_s *rtpv, const us_frame_s *frame) {
assert(frame->format == V4L2_PIX_FMT_H264);
rtpv->rtp->zero_playout_delay = (frame->gop == 0);
const uint32_t pts = us_get_now_monotonic_u64() * 9 / 100; // PTS units are in 90 kHz
ssize_t last_offset = -_PRE;