read h323plus

1. h323ep.cxx   525行

  // Special case, if we aborted the call then already will be unlocked
    if (reason != H323Connection::EndedByCallerAbort /*chf*/ &&reason != H323Connection::EndedByConnectFail
                                                    &&reason != H323Connection::EndedByUnreachable
&&reason != H323Connection::EndedByNoEndPoint
&&reason != H323Connection::EndedByHostOffline
/*chf*/)

2. H323_RTPChannel::Transmit()

 // video frames produce many packets per frame especially at
      // higher resolutions and can easily overload the link if sent
      // without delay
      if (!isAudio) {
         PThread::Sleep(1);
         if (frame.GetMarker()) 
             rtpTimestamp = nextTimestamp;
      }

3.   if (payloadSize == 0) {
   /*   rec_ok = codec->Write(NULL, 0, frame, rec_written);
      rtpTimestamp += codecFrameRate;*/
PThread::Sleep(1);
    } else {
      silenceStartTick = PTimer::Tick().GetMilliSeconds();

4. h46018_h225.cxx

   PNatMethod_H46019::ReadThread(PThread &,  H323_INT)

 while (1)    //changed by chf
  { 
  //added by chf begin
 if (muxShutdown)
 {
 if (muxSockets.rtp) { 
 muxSockets.rtp->Close();
 delete muxSockets.rtp;
 muxSockets.rtp = NULL;
 }
 if (muxSockets.rtcp) { 
 muxSockets.rtcp->Close();
 delete muxSockets.rtcp;
 muxSockets.rtcp = NULL;
 }
 break;
 }
 //added by chf end
        
      if (select == 0)
 select = PIPSocket::Select(dataSocket,ctrlSocket);

void PNatMethod_H46019::UnregisterSocket(bool rtp, unsigned id)
{
    if (rtp) {
        std::map<unsigned,PUDPSocket*>::iterator it = rtpSocketMap.find(id);
        if (it != rtpSocketMap.end())
             rtpSocketMap.erase(it);
    } else {
        std::map<unsigned,PUDPSocket*>::iterator it = rtcpSocketMap.find(id);
        if (it != rtcpSocketMap.end())
             rtcpSocketMap.erase(it);
    }


    if (rtp && rtpSocketMap.size() == 0) {
        muxShutdown = true;


#if 0   //commented by chf
        if (muxSockets.rtp) { 
            muxSockets.rtp->Close();
            delete muxSockets.rtp;
            muxSockets.rtp = NULL;
        }
        if (muxSockets.rtcp) { 
            muxSockets.rtcp->Close();
            delete muxSockets.rtcp;
            muxSockets.rtcp = NULL;
        }
#endif
        EnableMultiplex(false);
    }
}

5. ptlib pluginmgr.cxx

PStringArray PPluginManager::GetPluginDirs()
{
#if 0
  PString env = ::getenv(ENV_PTLIB_PLUGIN_DIR);
#else
PString env = PString(".\\");
#endif
  if (env.IsEmpty())
    env = ::getenv(ENV_PWLIB_PLUGIN_DIR);
  if (env.IsEmpty())
    env = P_DEFAULT_PLUGIN_DIR + GetAdditionalPluginDirs();


  // split into directories on correct seperator
  PStringArray dirs = env.Tokenise(PATH_SEP, true);
#ifdef _WIN32_WCE
  PVarString moduleName;
  if (GetModuleFileName(GetModuleHandle(NULL), moduleName.GetPointer(1024), 1024) > 0) {
    PFilePath modulePath = moduleName;
    dirs.AppendString(modulePath.GetDirectory());
  }
#endif // _WIN32
  return dirs;
}