Examples of rtpi.packets.RtpiDataPacket

rtpi.packets.RtpiDataPacket
This class represents an RTP/I data packet. @author Martin Mauve

  return null;
    } 


    LinkedList packetize(int transportPayloadSize) {
  LinkedList packets=new LinkedList();
  RtpiDataPacket packet = new RtpiDataPacket(payload, payloadStart, payloadLength);
  setPacketFields(packet, 0, 1);
  packets.add(packet);
  return packets;
    }

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  if (recipient == null)
  {
    //System.out.println("Recipient has not yet been specified, returning ...");
    return;
  }
  RtpiDataPacket packet = (RtpiDataPacket) adu.getFirst();
  //System.out.println("packet is: " + packet);
  int thisSendersID = packet.getParticipantID();
  //System.out.println("senders ID is: " + thisSendersID);
  if (thisSendersID==localParticipant.getParticipantID()) {
      // System.err.println("Rtpi: WARNING: received RtpiAdu with same PID as local user, this may be cause by a PID collision or a routing loop!");
      return;
  }  


  //System.out.println("remoteParticipants: " + remoteParticipants);
  //System.out.println("deletedParticipants: " + deletedParticipants);
  if (!remoteParticipants.containsKey(new Integer(thisSendersID)) && !deletedParticipants.containsKey(new Integer(thisSendersID))) {
      //System.out.println("In if");
      RtpiSourceInfo participant = new RtpiSourceInfo(thisSendersID);
      remoteParticipants.put(new Integer(thisSendersID), participant);
      members++;
      //System.out.println("recipient is : " + recipient);
      recipient.changeSourceInfo(this, participant);
  }


  if (!remoteParticipants.containsKey(new Integer(thisSendersID))) {
      return; 
  }
  
    //System.out.println("calling heard from for pid: " + thisSendersID);
  ((RtpiSourceInfo) remoteParticipants.get(new Integer(thisSendersID))).heardFrom();


  switch (packet.getType()) {
  case RtpiDataPacket.EVENT:
      try {
    //System.out.println("Got event packet");
    recipient.receiveEvent(this, new RtpiEvent(adu));
      } catch (Exception ex) {

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  payload = new byte[totalLength];
  
  it = list.listIterator();
    
  RtpiDataPacket packet=(RtpiDataPacket)it.next();
  extractInfoFromPacket(packet);


  byte[] tmpData = packet.getPacketData();
  int curSize = packet.getPayloadLength();


  System.arraycopy(tmpData,packet.getPayloadStart(), payload, 0, curSize);
  int position=curSize;


  while(it.hasNext()) {
      packet=(RtpiDataPacket)it.next();
      tmpData = packet.getPacketData();
      curSize = packet.getPayloadLength();
      System.arraycopy(tmpData, packet.getPayloadStart(), payload, position, curSize);      
      position += curSize;
  }


  payloadLength=position;
  payloadStart=0;

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    } 


    LinkedList packetize(int transportPayloadSize) {
  LinkedList packets=new LinkedList();
  int bytesWritten=0;
  RtpiDataPacket packet=null;


  if (payloadLength+payloadStart<transportPayloadSize) {
      packet=new RtpiDataPacket(payload, payloadStart, payloadLength);
      setPacketFields(packet, 0, 1);
      packets.add(packet);
      return packets;
  }      


  int bytesInThisPacket=0;
  byte[] packetData=null;
  int fragmentCount=0;


  while (bytesWritten<payloadLength) {
      if (payloadLength-bytesWritten+payloadStart<transportPayloadSize) {
    bytesInThisPacket=payloadLength-bytesWritten+payloadStart;
      } else {
    bytesInThisPacket=transportPayloadSize;
      }


      packetData=new byte[bytesInThisPacket];
      System.arraycopy(payload, bytesWritten+payloadStart, packetData, payloadStart, bytesInThisPacket-payloadStart); 
      packet = new RtpiDataPacket(packetData,payloadStart, bytesInThisPacket-payloadStart);
      setPacketFields(packet, fragmentCount, 0);
      fragmentCount++;
      packets.add(packet);
      bytesWritten+=bytesInThisPacket-payloadStart;
  }
  packet.setEnd(1);
  return packets;
    }

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