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RTC: Extract NACK handler from stream to track.

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This commit is contained in:
winlin 2021-01-19 17:05:40 +08:00
parent 40ea0b67f9
commit b373400257
4 changed files with 57 additions and 71 deletions
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28
trunk/src/app/srs_app_rtc_source.cpp
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@ -2016,11 +2016,37 @@ std::string SrsRtcSendTrack::get_track_id()
return track_desc_->id_;
}
void SrsRtcSendTrack::on_recv_nack()
srs_error_t SrsRtcSendTrack::on_recv_nack(const vector<uint16_t>& lost_seqs, SrsRtcPlayStreamStatistic& info)
{
srs_error_t err = srs_success;
SrsRtcTrackStatistic* statistic = statistic_;
statistic->nacks++;
vector<SrsRtpPacket2*> resend_pkts;
for(int i = 0; i < (int)lost_seqs.size(); ++i) {
uint16_t seq = lost_seqs.at(i);
SrsRtpPacket2* pkt = fetch_rtp_packet(seq);
if (pkt == NULL) {
continue;
}
resend_pkts.push_back(pkt);
info.nn_bytes += pkt->nb_bytes();
uint32_t nn = 0;
if (nack_epp->can_print(pkt->header.get_ssrc(), &nn)) {
srs_trace("RTC NACK ARQ seq=%u, ssrc=%u, ts=%u, count=%u/%u, %d bytes", pkt->header.get_sequence(),
pkt->header.get_ssrc(), pkt->header.get_timestamp(), nn, nack_epp->nn_count, pkt->nb_bytes());
}
}
// By default, we send packets by sendmmsg.
if ((err = session_->do_send_packets(resend_pkts, info)) != srs_success) {
return srs_error_wrap(err, "raw send");
}
return err;
}
SrsRtcAudioSendTrack::SrsRtcAudioSendTrack(SrsRtcConnection* session, SrsRtcTrackDescription* track_desc)