RTPHandler::RTPHandler(char* di, char* dp)
{
portbase = RCV_PORT;
destip = inet_addr(di);
destport = (uint16_t) atoi(dp);
alive = true;
if (destip == INADDR_NONE)
{
cerr << "Bad IP address specified" << endl;
alive = false;
return;
}
destip = ntohl(destip);
RTPUDPv4TransmissionParams transparams;
RTPSessionParams sessparams;
sessparams.SetOwnTimestampUnit(1.0/CLK_RATE);
sessparams.SetAcceptOwnPackets(true);
transparams.SetPortbase(portbase);
int e = sess.Create(sessparams,&transparams);
if(error(e)) return;
cout << sessparams.GetMaximumPacketSize()<< endl;
RTPIPv4Address addr(destip,destport);
e = sess.AddDestination(addr);
if(error(e)) return;
}
int RTPSession::Create(const RTPSessionParams &sessparams,const RTPTransmissionParams *transparams /* = 0 */,
RTPTransmitter::TransmissionProtocol protocol)
{
int status;
if (created)
return ERR_RTP_SESSION_ALREADYCREATED;
usingpollthread = sessparams.IsUsingPollThread();
useSR_BYEifpossible = sessparams.GetSenderReportForBYE();
sentpackets = false;
// Check max packet size
if ((maxpacksize = sessparams.GetMaximumPacketSize()) < RTP_MINPACKETSIZE)
return ERR_RTP_SESSION_MAXPACKETSIZETOOSMALL;
// Initialize the transmission component
rtptrans = 0;
switch(protocol)
{
case RTPTransmitter::IPv4UDPProto:
rtptrans = RTPNew(GetMemoryManager(),RTPMEM_TYPE_CLASS_RTPTRANSMITTER) RTPUDPv4Transmitter(GetMemoryManager());
break;
#ifdef RTP_SUPPORT_IPV6
case RTPTransmitter::IPv6UDPProto:
rtptrans = RTPNew(GetMemoryManager(),RTPMEM_TYPE_CLASS_RTPTRANSMITTER) RTPUDPv6Transmitter(GetMemoryManager());
break;
#endif // RTP_SUPPORT_IPV6
case RTPTransmitter::UserDefinedProto:
rtptrans = NewUserDefinedTransmitter();
if (rtptrans == 0)
return ERR_RTP_SESSION_USERDEFINEDTRANSMITTERNULL;
break;
default:
return ERR_RTP_SESSION_UNSUPPORTEDTRANSMISSIONPROTOCOL;
}
if (rtptrans == 0)
return ERR_RTP_OUTOFMEM;
if ((status = rtptrans->Init(usingpollthread)) < 0)
{
RTPDelete(rtptrans,GetMemoryManager());
return status;
}
if ((status = rtptrans->Create(maxpacksize,transparams)) < 0)
{
RTPDelete(rtptrans,GetMemoryManager());
return status;
}
deletetransmitter = true;
return InternalCreate(sessparams);
}
int RTPSession::Create(const RTPSessionParams &sessparams,RTPTransmitter *transmitter)
{
int status;
if (created)
return ERR_RTP_SESSION_ALREADYCREATED;
usingpollthread = sessparams.IsUsingPollThread();
useSR_BYEifpossible = sessparams.GetSenderReportForBYE();
sentpackets = false;
// Check max packet size
if ((maxpacksize = sessparams.GetMaximumPacketSize()) < RTP_MINPACKETSIZE)
return ERR_RTP_SESSION_MAXPACKETSIZETOOSMALL;
rtptrans = transmitter;
if ((status = rtptrans->SetMaximumPacketSize(maxpacksize)) < 0)
return status;
deletetransmitter = false;
return InternalCreate(sessparams);
}