3d2ab595
 Hu Chunming
支持gb28181
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#include "rtpconfig.h"
// Let's assume that non-winsock platforms have SIGALRM and EINTR
#if !defined(RTP_SOCKETTYPE_WINSOCK) && defined(RTP_SUPPORT_THREAD)
#include "rtpsession.h"
#include "rtpudpv4transmitter.h"
#include "rtpipv4address.h"
#include "rtpsessionparams.h"
#include "rtperrors.h"
#include "rtplibraryversion.h"
#include "rtpsourcedata.h"
#include <stdlib.h>
#include <stdio.h>
#include <iostream>
#include <string>
#include <jthread/jthread.h>
#include <signal.h>
#include <unistd.h>
using namespace jrtplib;
using namespace jthread;
using namespace std;
void checkerror(int rtperr)
{
if (rtperr < 0)
{
cout << "ERROR: " << RTPGetErrorString(rtperr) << endl;
exit(-1);
}
}
class MyRTPSession : public RTPSession
{
protected:
void OnValidatedRTPPacket(RTPSourceData *srcdat, RTPPacket *rtppack, bool isonprobation, bool *ispackethandled)
{
printf("Got packet in OnValidatedRTPPacket from source 0x%04x!\n", srcdat->GetSSRC());
DeletePacket(rtppack);
*ispackethandled = true;
}
void OnRTCPSDESItem(RTPSourceData *srcdat, RTCPSDESPacket::ItemType t, const void *itemdata, size_t itemlength)
{
char msg[1024];
memset(msg, 0, sizeof(msg));
if (itemlength >= sizeof(msg))
itemlength = sizeof(msg)-1;
memcpy(msg, itemdata, itemlength);
printf("SSRC %x: Received SDES item (%d): %s", (unsigned int)srcdat->GetSSRC(), (int)t, msg);
}
};
class MyThread : public JThread
{
public:
MyThread()
{
if (m_mutex.Init() < 0)
{
cerr << "Can't init mutex" << endl;
exit(-1);
}
m_stop = false;
}
~MyThread()
{
m_mutex.Lock();
m_stop = true;
m_mutex.Unlock();
while (IsRunning())
RTPTime::Wait(RTPTime(0, 10000));
}
void *Thread()
{
ThreadStarted();
bool done = false;
pid_t pid = getpid();
while (!done)
{
kill(pid, SIGALRM);
RTPTime::Wait(RTPTime(0, 500000));
m_mutex.Lock();
done = m_stop;
m_mutex.Unlock();
}
return 0;
}
private:
JMutex m_mutex;
bool m_stop;
};
void handler(int sig)
{
cerr << "Signal " << sig << endl;
}
int main(void)
{
if (signal(SIGALRM, handler) == SIG_ERR)
{
cerr << "Unable to install signal handler" << endl;
return -1;
}
MyThread t;
if (t.Start() < 0)
{
cerr << "Unable to start thread that sends signals" << endl;
return -1;
}
cerr << "Waiting one second to verify that handler is called and program doesn't exit yet" << endl;
RTPTime::Wait(RTPTime(1,0));
MyRTPSession sess;
uint16_t portbase = 5000, destport = 5000;
uint32_t destip;
string ipstr = "127.0.0.1";
int status,i,num;
destip = inet_addr(ipstr.c_str());
if (destip == INADDR_NONE)
{
cerr << "Bad IP address specified" << endl;
return -1;
}
destip = ntohl(destip);
num = 20;
// Now, we'll create a RTP session, set the destination, send some
// packets and poll for incoming data.
RTPUDPv4TransmissionParams transparams;
RTPSessionParams sessparams;
sessparams.SetOwnTimestampUnit(1.0/10.0);
sessparams.SetAcceptOwnPackets(true);
sessparams.SetUsePollThread(false);
transparams.SetPortbase(portbase);
status = sess.Create(sessparams,&transparams);
checkerror(status);
RTPIPv4Address addr(destip,destport);
status = sess.AddDestination(addr);
checkerror(status);
for (i = 1 ; i <= num ; i++)
{
printf("\nSending packet %d/%d\n",i,num);
// send the packet
status = sess.SendPacket((void *)"1234567890",10,0,false,10);
checkerror(status);
// Either the background thread or the poll function itself will
// cause the OnValidatedRTPPacket and OnRTCPSDESItem functions to
// be called, so in this loop there's not much left to do.
status = sess.Poll();
checkerror(status);
RTPTime startTime = RTPTime::CurrentTime();
RTPTime diff(0,0);
do
{
status = sess.WaitForIncomingData(RTPTime(0,100));
checkerror(status);
diff = RTPTime::CurrentTime();
diff -= startTime;
} while (diff.GetDouble() < 1.0); // Make sure we wait a second
}
return 0;
}
#else
#include <iostream>
using namespace std;
int main(void)
{
cerr << "Need JThread support and a unix-like platform for this test" << endl;
return 0;
}
#endif
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