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记录所有rtp的ssrc

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ziyue
2021-06-25 16:57:38 +08:00
parent a7f75774e9
commit 76ebf02ced
3 changed files with 26 additions and 5 deletions
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11
webrtc/WebRtcTransport.cpp
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@@ -412,9 +412,11 @@ void WebRtcTransportImp::onStartWebRTC() {
//send ssrc --> MediaTrack
_ssrc_to_track[info->answer_ssrc_rtp] = info;
_ssrc_to_track[info->answer_ssrc_rtx] = info;
//recv ssrc --> MediaTrack
_ssrc_to_track[info->offer_ssrc_rtp] = info;
_ssrc_to_track[info->offer_ssrc_rtx] = info;
//rtp pt --> MediaTrack
_pt_to_track.emplace(info->plan_rtp->pt, std::make_pair(false, info));
@@ -425,6 +427,11 @@ void WebRtcTransportImp::onStartWebRTC() {
if (m_offer->type != TrackApplication) {
//记录rtp ext类型与id的关系，方便接收或发送rtp时修改rtp ext id
info->rtp_ext_ctx = std::make_shared<RtpExtContext>(*m_offer);
info->rtp_ext_ctx->setOnGetRtp([this, info](uint8_t pt, uint32_t ssrc, const string &rid) {
//ssrc --> MediaTrack
_ssrc_to_track[ssrc] = info;
InfoL << "get rtp, pt:" << (int) pt << ", ssrc:" << ssrc << ", rid:" << rid;
});
}
}
@@ -690,8 +697,6 @@ void WebRtcTransportImp::createRtpChannel(const string &rid, uint32_t ssrc, cons
});
//rid --> rtp ssrc
ref->rtp_ssrc = ssrc;
//rtp ssrc --> MediaTrack
_ssrc_to_track[ssrc] = info;
InfoL << "create rtp receiver of ssrc:" << ssrc << ", rid:" << rid << ", codec:" << info->plan_rtp->codec;
}
@@ -729,7 +734,6 @@ void WebRtcTransportImp::onRtp(const char *buf, size_t len) {
auto seq = ntohs(rtp->seq);
if (info->media->type == TrackVideo && seq % 100 == 0) {
//此处模拟接受丢包
DebugL << "recv dropped:" << seq << ", rid:" << rid << ", ssrc:" << ssrc;
return;
}
#endif
@@ -820,7 +824,6 @@ void WebRtcTransportImp::onSendRtp(const RtpPacket::Ptr &rtp, bool flush, bool r
#if 0
//此处模拟发送丢包
if (rtp->type == TrackVideo && rtp->getSeq() % 100 == 0) {
DebugL << "send dropped:" << rtp->getSeq();
return;
}
#endif