Mirror/ZLMediaKit
1
0
Fork 0
mirror of https://github.com/ZLMediaKit/ZLMediaKit.git synced 2026-06-19 06:42:21 +08:00
Code Issues Packages Projects Releases Wiki Activity

for rtc send can receive rtcp xr, player can calculate rtt , for metaRTC player send rtcp xr

Browse Source
This commit is contained in:
xiongguangjie
2022-07-12 19:26:17 +08:00
parent 14da5ab2d8
commit 602b475a3c
5 changed files with 315 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

44
src/Rtcp/RtcpContext.cpp
View File

@@ -45,6 +45,10 @@ Buffer::Ptr RtcpContext::createRtcpRR(uint32_t rtcp_ssrc, uint32_t rtp_ssrc) {
throw std::runtime_error("没有实现, rtp发送者尝试发送rr包");
}
Buffer::Ptr RtcpContext::createRtcpXRDLRR(uint32_t rtcp_ssrc, uint32_t rtp_ssrc) {
throw std::runtime_error("没有实现, rtp发送者尝试发送xr dlrr包");
}
////////////////////////////////////////////////////////////////////////////////////
void RtcpContextForSend::onRtcp(RtcpHeader *rtcp) {
@@ -72,6 +76,18 @@ void RtcpContextForSend::onRtcp(RtcpHeader *rtcp) {
}
break;
}
case RtcpType::RTCP_XR:{
auto rtcp_xr = (RtcpXRRRTR*)rtcp;
if(rtcp_xr->bt == 4){
_xr_xrrtr_recv_last_rr[rtcp_xr->ssrc] = ((rtcp_xr->ntpmsw & 0xFFFF) << 16) | ((rtcp_xr->ntplsw >> 16) & 0xFFFF);
_xr_rrtr_recv_sys_stamp[rtcp_xr->ssrc] = getCurrentMillisecond();
}else if(rtcp_xr->bt == 5){
TraceL<<"for sender not recive dlrr";
}else{
TraceL<<"not support xr bt "<<rtcp_xr->bt;
}
break;
}
default: break;
}
}
@@ -103,6 +119,34 @@ Buffer::Ptr RtcpContextForSend::createRtcpSR(uint32_t rtcp_ssrc) {
return RtcpHeader::toBuffer(std::move(rtcp));
}
toolkit::Buffer::Ptr RtcpContextForSend::createRtcpXRDLRR(uint32_t rtcp_ssrc, uint32_t rtp_ssrc){
auto rtcp = RtcpXRDLRR::create(1);
rtcp->bt = 5;
rtcp->reserved = 0;
rtcp->block_length = htons(3);
rtcp->ssrc = htonl(rtcp_ssrc);
rtcp->items.ssrc = htonl(rtp_ssrc);
if(_xr_xrrtr_recv_last_rr.find(rtp_ssrc) == _xr_xrrtr_recv_last_rr.end()){
rtcp->items.lrr = 0;
WarnL;
}else{
rtcp->items.lrr = htonl(_xr_xrrtr_recv_last_rr[rtp_ssrc]);
}
if(_xr_rrtr_recv_sys_stamp.find(rtp_ssrc) == _xr_rrtr_recv_sys_stamp.end()){
rtcp->items.dlrr = 0;
WarnL;
} else {
// now - Last SR time,单位毫秒
auto delay = getCurrentMillisecond() - _xr_rrtr_recv_sys_stamp[rtp_ssrc];
// in units of 1/65536 seconds
auto dlsr = (uint32_t)(delay / 1000.0f * 65536);
rtcp->items.dlrr = htonl(dlsr);
}
return RtcpHeader::toBuffer(std::move(rtcp));
}
////////////////////////////////////////////////////////////////////////////////////
void RtcpContextForRecv::onRtp(uint16_t seq, uint32_t stamp, uint64_t ntp_stamp_ms, uint32_t sample_rate, size_t bytes) {