ccrtptest.cpp
// test ccRTP functionality
// Copyright (C) 2004 Federico Montesino Pouzols <fedemp@altern.org>
//
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; either version 2 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
#include <cstdlib>
#include <ccrtp/rtp.h>
#ifdef CCXX_NAMESPACES
using namespace ost;
using namespace std;
#endif
class PacketsPattern
{
public:
inline const InetHostAddress& getDestinationAddress() const
{ return destinationAddress; }
inline const tpport_t getDestinationPort() const
{ return destinationPort; }
uint32 getPacketsNumber() const
{ return packetsNumber; }
const unsigned char* getPacketData(uint32 i)
{ return data; }
const size_t getPacketSize(uint32 i)
{ return packetsSize; }
private:
static const InetHostAddress destinationAddress;
static const uint16 destinationPort = 34566;
static const uint32 packetsNumber = 100;
static const uint32 packetsSize = 100;
static unsigned char data[65535];
};
const InetHostAddress PacketsPattern::destinationAddress =
InetHostAddress("localhost");
unsigned char PacketsPattern::data[65535];
PacketsPattern pattern;
class Test
{
public:
virtual int doTest() = 0;
};
class SendPacketTransmissionTest : public Test, public Thread, public TimerPort
{
public:
void run()
{
doTest();
}
int doTest()
{
// should be valid?
//RTPSession tx();
RTPSession tx(InetHostAddress("localhost"));
tx.setSchedulingTimeout(10000);
tx.setExpireTimeout(1000000);
tx.startRunning();
tx.setPayloadFormat(StaticPayloadFormat(sptPCMU));
if ( !tx.addDestination(pattern.getDestinationAddress(),
pattern.getDestinationPort()) ) {
return 1;
}
// 50 packets per second (packet duration of 20ms)
uint32 period = 20;
uint16 inc = tx.getCurrentRTPClockRate()/50;
TimerPort::setTimer(period);
for ( uint32 i = 0; i < pattern.getPacketsNumber(); i++ ) {
tx.putData(i*inc, pattern.getPacketData(i), pattern.getPacketSize(i));
Thread::sleep(TimerPort::getTimer());
TimerPort::incTimer(period);
}
return 0;
}
};
class RecvPacketTransmissionTest : public Test, public Thread
{
public:
void run()
{
doTest();
}
int doTest()
{
RTPSession rx(pattern.getDestinationAddress(), pattern.getDestinationPort());
rx.setSchedulingTimeout(10000);
rx.setExpireTimeout(1000000);
rx.startRunning();
rx.setPayloadFormat(StaticPayloadFormat(sptPCMU));
// arbitrary number of loops
for ( int i = 0; i < 500 ; i++ ) {
const AppDataUnit* adu;
while ( (adu = rx.getData(rx.getFirstTimestamp())) ) {
delete adu;
}
Thread::sleep(7);
}
return 0;
}
};
class MiscTest : public Test, public Thread, public TimerPort
{
void run()
{
doTest();
}
int doTest()
{
const uint32 NSESSIONS = 10;
RTPSession rx(pattern.getDestinationAddress(),pattern.getDestinationPort());
RTPSession **tx = new RTPSession* [NSESSIONS];
for ( uint32 i = 0; i < NSESSIONS; i++ ) {
tx[i] = new RTPSession(InetHostAddress("localhost"));
}
for ( uint32 i = 0; i < NSESSIONS; i++) {
tx[i]->setSchedulingTimeout(10000);
tx[i]->setExpireTimeout(1000000);
tx[i]->setPayloadFormat(StaticPayloadFormat(sptPCMU));
if ( !tx[i]->addDestination(pattern.getDestinationAddress(), pattern.getDestinationPort()) ) {
return 1;
}
}
rx.setPayloadFormat(StaticPayloadFormat(sptPCMU));
rx.setSchedulingTimeout(5000);
rx.setExpireTimeout(10000000); // 10 seconds!
rx.startRunning();
for ( uint32 i = 0; i < NSESSIONS; i++) {
tx[i]->startRunning();
}
uint32 period = 20;
TimerPort::setTimer(period);
for ( uint32 i = 0; i < pattern.getPacketsNumber(); i++ ) {
if ( i == 70 ) {
RTPApplication &app = defaultApplication();
app.setSDESItem(SDESItemTypeCNAME,"foo@bar");
}
for ( uint32 s = 0; s < NSESSIONS; s++) {
// 50 packets per second (packet duration of 20ms)
uint16 inc =
tx[s]->getCurrentRTPClockRate()/50;
tx[s]->putData(i*inc, pattern.getPacketData(i), pattern.getPacketSize(i));
}
Thread::sleep(TimerPort::getTimer());
TimerPort::incTimer(period);
}
Thread::sleep(5000);
for ( uint32 i = 0; i < NSESSIONS; i++ ) {
delete tx[i];
}
RTPSession::SyncSourcesIterator it;
cout << "Sources of synchronization:" << endl;
for (it = rx.begin() ; it != rx.end(); it++) {
const SyncSource &s = *it;
cout << s.getID();
if ( s.isSender() )
cout << " (sender) ";
cout << s.getNetworkAddress() << ":" <<
s.getControlTransportPort() << "/" <<
s.getDataTransportPort();
Participant *p = s.getParticipant();
cout << " (" <<
p->getSDESItem(SDESItemTypeCNAME)
<< ") " << endl;
}
RTPApplication &app = defaultApplication();
RTPApplication::ParticipantsIterator ai;
cout << "Participants:" << endl;
for ( ai = app.begin(); ai != app.end(); ai++ ) {
const Participant &p = *ai;
cout << p.getSDESItem(SDESItemTypeCNAME) << endl;
//cout << p.getPRIVPrefix();
}
delete tx;
return 0;
}
};
// class TestPacketHeaders { }
// header extension
// class TestRTCPTransmission { }
// class TestMiscellaneous { }
// Things that should be tested:
// extreme values (0 - big) for putData
// segmentation (setMaxSendSegmentSize())
// performance: packets/second (depending on packet size and # of participants)
int main(int argc, char *argv[])
{
int result = 0;
bool send = false;
bool recv = false;
// accept as parameter if must run as --send or --recv
for (int i = 1; i < argc; ++i) {
send |= !strcmp(argv[i], "-s") or !strcmp(argv[i], "--send");
if ( send )
break;
recv |= !strcmp(argv[i], "-r") or !strcmp(argv[i], "--recv");
if ( recv )
break;
}
// run several tests in parallel threads
if ( send ) {
SendPacketTransmissionTest tx;
tx.start();
tx.join();
} else if ( recv ) {
RecvPacketTransmissionTest rx;
rx.start();
rx.join();
} else {
MiscTest m;
m.start();
m.join();
}
exit(result);
}