RTPSocketPlayer Cannot find a Player

Question

I can not execute RTPSocketPlayer.class from sun
mycode =
import java.io.*;
import java.net.*;
import java.util.*;
import javax.media.*;
import javax.media.format.*;
import javax.media.protocol.*;
import javax.media.rtp.*;
import javax.media.rtp.event.*;
import javax.media.rtp.rtcp.*;
public class RTPSocketPlayer implements ControllerListener {
String address = "224.224.224.100";
int port = 49150;
String media = "video";
RTPSocket rtpsocket = null;
RTPPushDataSource rtcpsource = null;
Player player = null;
private int maxsize = 2000;
UDPHandler rtp = null;
UDPHandler rtcp = null;
public RTPSocketPlayer() {
rtpsocket = new RTPSocket();
String content = "rtpraw/" + media;
rtpsocket.setContentType(content);
rtp = new UDPHandler(address, port);
rtpsocket.setOutputStream(rtp);
rtcp = new UDPHandler(address, port +1);
rtcpsource = rtpsocket.getControlChannel();
rtcpsource.setOutputStream(rtcp);
rtcpsource.setInputStream(rtcp);
          System.out.println(rtpsocket);
try {
rtpsocket.connect();
               player = Manager.createPlayer(rtpsocket);
               //System.out.println("oche");
rtpsocket.start();
} catch (NoPlayerException e) {
System.err.println(e.getMessage() + " ballball");
e.printStackTrace();
return;
catch (IOException e) {
System.err.println(e.getMessage());
e.printStackTrace();
return;
if (player != null) {
player.addControllerListener(this);
public synchronized void controllerUpdate(ControllerEvent ce) {
if ((ce instanceof DeallocateEvent) ||
(ce instanceof ControllerErrorEvent)) {
if (rtp != null) rtp.close();
if (rtcp != null) rtcp.close();
// method used by inner class UDPHandler to open a datagram or
// multicast socket as the case maybe
private DatagramSocket InitSocket(String sockaddress,
int sockport)
InetAddress addr = null;
DatagramSocket sock = null;
try {
addr = InetAddress.getByName(sockaddress);
if (addr.isMulticastAddress()) {
MulticastSocket msock;
msock = new MulticastSocket(sockport);
msock.joinGroup(addr);
sock = (DatagramSocket)msock;
else {             
sock = new DatagramSocket(sockport,addr);
return sock;
catch (SocketException e) {
e.printStackTrace();
return null;
catch (UnknownHostException e) {
e.printStackTrace();
return null;
catch (IOException e) {
e.printStackTrace();
return null;
// INNER CLASS UDP Handler which will receive UDP RTP Packets and
// stream them to the handler of the sources stream. IN case of
// RTCP, it will also accept RTCP packets and send them on the
// underlying network.
public class UDPHandler extends Thread implements PushSourceStream,
OutputDataStream
DatagramSocket mysock;
DatagramPacket dp;
SourceTransferHandler outputHandler;
String myAddress;
int myport;
boolean closed = false;
// in the constructor we open the socket and create the main
// UDPHandler thread.
public UDPHandler(String haddress, int hport) {
myAddress = haddress;
myport = hport;
mysock = InitSocket(myAddress,myport);
setDaemon(true);
start();
// the main thread receives RTP data packets from the
// network and transfer's this data to the output handler of
// this stream.
public void run() {
int len;
while(true) {
if (closed) {
cleanup();
return;
try {
do {
dp = new DatagramPacket( new byte[maxsize],
maxsize);
mysock.receive(dp);
if (closed){
cleanup();
return;
len = dp.getLength();
if (len > (maxsize >> 1)) maxsize = len << 1;
while (len >= dp.getData().length);
}catch (Exception e){
cleanup();
return;
if (outputHandler != null) {
outputHandler.transferData(this);
public void close() {
closed = true;
private void cleanup() {
mysock.close();
stop();
// methods of PushSourceStream
public Object[] getControls() {
return new Object[0];
public Object getControl(String controlName) {
return null;
public ContentDescriptor getContentDescriptor() {
return null;
public long getContentLength() {
return SourceStream.LENGTH_UNKNOWN;
public boolean endOfStream() {
return false;
// method by which data is transferred from the underlying
// network to the session manager.
public int read(byte buffer[],
int offset,
int length)
System.arraycopy(dp.getData(),
0,
buffer,
offset,
dp.getLength());
return dp.getData().length;
public int getMinimumTransferSize(){
return dp.getLength();
public void setTransferHandler(SourceTransferHandler
transferHandler)
this.outputHandler = transferHandler;
// methods of OutputDataStream used by the session manager to
// transfer data to the underlying network.
public int write(byte[] buffer,
int offset,
int length)
InetAddress addr = null;
try {
addr = InetAddress.getByName(myAddress);
} catch (UnknownHostException e) {
e.printStackTrace();
DatagramPacket dp = new DatagramPacket( buffer,
length,
addr,
myport);
try {
mysock.send(dp);
} catch (IOException e){
e.printStackTrace();
return dp.getLength();
public static void main(String[] args) {
new RTPSocketPlayer();
And when I run program >>>>
D:\Topic\RtpSocket>java RTPSocketPlayer
javax.media.rtp.RTPSocket@56a499
Cannot find a Player for: javax.media.rtp.RTPSocket@56a499
javax.media.NoPlayerException: Cannot find a Player for: javax.media.rtp.RTPSock
et@56a499
at javax.media.Manager.createPlayerForSource(Manager.java:1536)
at javax.media.Manager.createPlayer(Manager.java:524)
at RTPSocketPlayer.<init>(RTPSocketPlayer.java:37)
at RTPSocketPlayer.main(RTPSocketPlayer.java:266)

Answer 1

Im also having the same problem if anyone finds the answer then plz reply