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设置rtcp端口目标地址

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This commit is contained in:
xiongziliang 2019-05-08 16:19:00 +08:00
parent 6d3d0272a6
commit 3d16f55446
3 changed files with 24 additions and 28 deletions
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2
src/Rtsp/RtspPlayer.cpp
View File

@ -254,7 +254,7 @@ void RtspPlayer::sendSetup(unsigned int trackIndex) {
throw std::runtime_error("open rtp sock err");
}
_apRtcpSock[trackIndex].reset(new Socket());
if (!_apRtcpSock[trackIndex]->bindUdpSock(0, get_local_ip().data())) {
if (!_apRtcpSock[trackIndex]->bindUdpSock(_apRtpSock[trackIndex]->get_local_port() + 1, get_local_ip().data())) {
_apRtcpSock[trackIndex].reset();
throw std::runtime_error("open rtcp sock err");
}

45
src/Rtsp/RtspSession.cpp
View File

@ -605,13 +605,24 @@ bool RtspSession::handleReq_Setup(const Parser &parser) {
_apRtcpSock[trackIdx] = pSockRtcp;
//设置客户端内网端口信息
string strClientPort = FindField(parser["Transport"].data(), "client_port=", NULL);
uint16_t ui16PeerPort = atoi( FindField(strClientPort.data(), NULL, "-").data());
struct sockaddr_in peerAddr;
uint16_t ui16RtpPort = atoi( FindField(strClientPort.data(), NULL, "-").data());
uint16_t ui16RtcpPort = atoi( FindField(strClientPort.data(), "-" , NULL).data());
struct sockaddr_in peerAddr;
//设置rtp发送目标地址
peerAddr.sin_family = AF_INET;
peerAddr.sin_port = htons(ui16PeerPort);
peerAddr.sin_port = htons(ui16RtpPort);
peerAddr.sin_addr.s_addr = inet_addr(get_peer_ip().data());
bzero(&(peerAddr.sin_zero), sizeof peerAddr.sin_zero);
pSockRtp->setSendPeerAddr((struct sockaddr *)(&peerAddr));
//设置rtcp发送目标地址
peerAddr.sin_family = AF_INET;
peerAddr.sin_port = htons(ui16RtcpPort);
peerAddr.sin_addr.s_addr = inet_addr(get_peer_ip().data());
bzero(&(peerAddr.sin_zero), sizeof peerAddr.sin_zero);
pSockRtcp->setSendPeerAddr((struct sockaddr *)(&peerAddr));
//尝试获取客户端nat映射地址
startListenPeerUdpData(trackIdx);
//InfoL << "分配端口:" << srv_port;
@ -1013,30 +1024,16 @@ inline void RtspSession::onRcvPeerUdpData(int intervaled, const Buffer::Ptr &pBu
if(intervaled % 2 == 0){
if(_pushSrc){
handleOneRtp(intervaled / 2,_aTrackInfo[intervaled / 2],( unsigned char *)pBuf->data(),pBuf->size());
}
//这是rtp探测包
if(!_bGotAllPeerUdp){
//还没有获取完整的rtp探测包
if(SockUtil::in_same_lan(get_local_ip().data(),get_peer_ip().data())){
//在内网中，客户端上报的端口号是真实的，所以我们忽略udp打洞包
_bGotAllPeerUdp = true;
return;
}
//设置真实的客户端nat映射端口号
_apRtpSock[intervaled / 2]->setSendPeerAddr(&addr);
_abGotPeerUdp[intervaled / 2] = true;
_bGotAllPeerUdp = true;//先假设获取到完整的rtp探测包
for (unsigned int i = 0; i < _aTrackInfo.size(); i++) {
if (!_abGotPeerUdp[i]) {
//还有track没获取到rtp探测包
_bGotAllPeerUdp = false;
break;
}
}
}else if(_udpSockConnected.count(intervaled)){
//这是rtp打洞包
_udpSockConnected.emplace(intervaled);
_apRtpSock[intervaled / 2]->setSendPeerAddr(&addr);
}
}else{
//rtcp包
if(_udpSockConnected.count(intervaled)){
_apRtcpSock[(intervaled - 1) / 2]->setSendPeerAddr(&addr);
}
onRecvRtcp((intervaled - 1) / 2,_aTrackInfo[(intervaled - 1) / 2],( unsigned char *)pBuf->data(),pBuf->size());
}
}

5
src/Rtsp/RtspSession.h
View File

@ -29,6 +29,7 @@
#include <set>
#include <vector>
#include <unordered_set>
#include <unordered_map>
#include "Util/util.h"
#include "Util/logger.h"
@ -173,11 +174,9 @@ private:
vector<SdpTrack::Ptr> _aTrackInfo;
//RTP over udp
bool _bGotAllPeerUdp = false;
bool _abGotPeerUdp[2] = { false, false }; //获取客户端udp端口计数
Socket::Ptr _apRtpSock[2]; //RTP端口,trackid idx 为数组下标
Socket::Ptr _apRtcpSock[2];//RTCP端口,trackid idx 为数组下标
unordered_set<int> _udpSockConnected;
//RTP over udp_multicast
RtpBroadCaster::Ptr _pBrdcaster;