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Code Issues Releases Wiki Activity

Support simulate NACK for RTC publisher

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This commit is contained in:
winlin 2020-05-04 17:49:39 +08:00
parent 4d33070c59
commit d125116317
6 changed files with 31 additions and 5 deletions
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19
trunk/src/app/srs_app_rtc_conn.cpp
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@ -1553,6 +1553,7 @@ SrsRtcPublisher::SrsRtcPublisher(SrsRtcSession* session)
audio_nack_ = new SrsRtpNackForReceiver(audio_queue_, 100 * 2 / 3);
source = NULL;
nn_simulate_nack_drop = 0;
}
SrsRtcPublisher::~SrsRtcPublisher()
@ -1967,6 +1968,17 @@ srs_error_t SrsRtcPublisher::on_rtp(char* buf, int nb_buf)
return srs_error_wrap(err, "decode rtp packet");
}
// For NACK simulator, drop packet.
if (nn_simulate_nack_drop) {
SrsRtpHeader* h = &pkt->rtp_header;
srs_warn("RTC NACK simulator #%d drop seq=%u, ssrc=%u/%s, ts=%u, %d bytes", nn_simulate_nack_drop,
h->get_sequence(), h->get_ssrc(), (h->get_ssrc()==video_ssrc? "Video":"Audio"), h->get_timestamp(),
(int)nb_buf);
nn_simulate_nack_drop--;
srs_freep(pkt);
return err;
}
uint32_t ssrc = pkt->rtp_header.get_ssrc();
if (ssrc == audio_ssrc) {
return on_audio(pkt);
@ -2217,7 +2229,7 @@ srs_error_t SrsRtcPublisher::notify(int type, srs_utime_t interval, srs_utime_t
void SrsRtcPublisher::simulate_nack_drop(int nn)
{
// TODO: FIXME: Implements it.
nn_simulate_nack_drop = nn;
}
SrsRtcSession::SrsRtcSession(SrsRtcServer* s)
@ -3359,16 +3371,17 @@ srs_error_t SrsRtcServer::create_session(
return srs_error_new(ERROR_RTC_SOURCE_BUSY, "stream %s busy", req->get_stream_url().c_str());
}
// TODO: FIXME: Seems not random, please check it.
std::string local_pwd = gen_random_str(32);
std::string local_ufrag = "";
// TODO: FIXME: Rename for a better name, it's not an username.
std::string username = "";
while (true) {
local_ufrag = gen_random_str(8);
username = local_ufrag + ":" + remote_sdp.get_ice_ufrag();
if (!map_username_session.count(username))
if (!map_username_session.count(username)) {
break;
}
}
int cid = _srs_context->get_id();