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945561242a
JIngle Media Manager Refactoring. git-svn-id: http://svn.igniterealtime.org/svn/repos/smack/trunk@7361 b35dd754-fafc-0310-a699-88a17e54d16e
225 lines
8 KiB
Java
225 lines
8 KiB
Java
/**
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* $RCSfile$
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* $Revision: $
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* $Date: 25/12/2006
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* <p/>
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* Copyright 2003-2006 Jive Software.
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* <p/>
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* All rights reserved. Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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* <p/>
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* http://www.apache.org/licenses/LICENSE-2.0
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* <p/>
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.jivesoftware.jingleaudio.jspeex;
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import mil.jfcom.cie.media.session.MediaSession;
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import mil.jfcom.cie.media.session.MediaSessionListener;
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import mil.jfcom.cie.media.session.StreamPlayer;
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import mil.jfcom.cie.media.srtp.packetizer.SpeexFormat;
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import org.jivesoftware.smackx.jingle.media.JingleMediaSession;
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import org.jivesoftware.smackx.jingle.media.PayloadType;
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import org.jivesoftware.smackx.jingle.nat.TransportCandidate;
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import javax.media.NoProcessorException;
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import javax.media.format.UnsupportedFormatException;
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import javax.media.rtp.rtcp.SenderReport;
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import javax.media.rtp.rtcp.SourceDescription;
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import java.io.IOException;
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import java.net.DatagramSocket;
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import java.net.InetAddress;
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import java.net.ServerSocket;
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import java.security.GeneralSecurityException;
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/**
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* This Class implements a complete JingleMediaSession.
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* It sould be used to transmit and receive audio captured from the Mic.
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* This Class should be automaticly controlled by JingleSession.
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* But you could also use in any VOIP application.
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* For better NAT Traversal support this implementation don´t support only receive or only transmit.
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* To receive you MUST transmit. So the only implemented and functionally methods are startTransmit() and stopTransmit()
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*
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* @author Thiago Camargo
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*/
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public class AudioMediaSession extends JingleMediaSession implements MediaSessionListener {
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private MediaSession mediaSession;
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/**
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* Create session for test program.
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*
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* @param micOn microphone turned on
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*/
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public static MediaSession createSession(String localhost, int localPort, String remoteHost, int remotePort, MediaSessionListener eventHandler, int quality, boolean secure, boolean micOn) throws NoProcessorException, UnsupportedFormatException, IOException, GeneralSecurityException {
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SpeexFormat.setFramesPerPacket(1);
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/**
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* The master key. Hardcoded for now.
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*/
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byte[] masterKey = new byte[]{(byte) 0xE1, (byte) 0xF9, 0x7A, 0x0D, 0x3E, 0x01, (byte) 0x8B, (byte) 0xE0, (byte) 0xD6, 0x4F, (byte) 0xA3, 0x2C, 0x06, (byte) 0xDE, 0x41, 0x39};
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/**
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* The master salt. Hardcoded for now.
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*/
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byte[] masterSalt = new byte[]{0x0E, (byte) 0xC6, 0x75, (byte) 0xAD, 0x49, (byte) 0x8A, (byte) 0xFE, (byte) 0xEB, (byte) 0xB6, (byte) 0x96, 0x0B, 0x3A, (byte) 0xAB, (byte) 0xE6};
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DatagramSocket[] localPorts = MediaSession.getLocalPorts(InetAddress.getByName(localhost), localPort);
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MediaSession session = MediaSession.createInstance(remoteHost, remotePort, localPorts, quality, secure, masterKey, masterSalt);
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session.setListener(eventHandler);
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session.setSourceDescription(new SourceDescription[]{new SourceDescription(SourceDescription.SOURCE_DESC_NAME, "Superman", 1, false), new SourceDescription(SourceDescription.SOURCE_DESC_EMAIL, "cdcie.tester@je.jfcom.mil", 1, false), new SourceDescription(SourceDescription.SOURCE_DESC_LOC, InetAddress.getByName(localhost) + " Port " + session.getLocalDataPort(), 1, false), new SourceDescription(SourceDescription.SOURCE_DESC_TOOL, "JFCOM CDCIE Audio Chat", 1, false)});
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return session;
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}
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/**
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* Creates a org.jivesoftware.jingleaudio.jmf.AudioMediaSession with defined payload type, remote and local candidates
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*
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* @param payloadType Payload of the jmf
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* @param remote The remote information. The candidate that the jmf will be sent to.
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* @param local The local information. The candidate that will receive the jmf
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*/
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public AudioMediaSession(final PayloadType payloadType, final TransportCandidate remote,
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final TransportCandidate local) {
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super(payloadType, remote, local);
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initialize();
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}
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/**
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* Initialize the Audio Channel to make it able to send and receive audio
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*/
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public void initialize() {
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String ip;
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String localIp;
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int localPort;
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int remotePort;
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if (this.getLocal().getSymmetric() != null) {
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ip = this.getLocal().getIp();
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localIp = this.getLocal().getLocalIp();
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localPort = getFreePort();
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remotePort = this.getLocal().getSymmetric().getPort();
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System.out.println(this.getLocal().getConnection() + " " + ip + ": " + localPort + "->" + remotePort);
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}
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else {
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ip = this.getRemote().getIp();
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localIp = this.getLocal().getLocalIp();
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localPort = this.getLocal().getPort();
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remotePort = this.getRemote().getPort();
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}
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try {
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mediaSession = createSession(localIp, localPort, ip, remotePort, this, 2, false, true);
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}
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catch (NoProcessorException e) {
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e.printStackTrace();
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}
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catch (UnsupportedFormatException e) {
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e.printStackTrace();
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}
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catch (IOException e) {
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e.printStackTrace();
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}
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catch (GeneralSecurityException e) {
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e.printStackTrace();
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}
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}
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/**
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* Starts transmission and for NAT Traversal reasons start receiving also.
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*/
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public void startTrasmit() {
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try {
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System.out.println("start");
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mediaSession.start(true);
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}
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catch (IOException e) {
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e.printStackTrace();
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}
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}
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/**
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* Set transmit activity. If the active is true, the instance should trasmit.
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* If it is set to false, the instance should pause transmit.
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*
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* @param active
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*/
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public void setTrasmit(boolean active) {
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// Do nothing
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}
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/**
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* For NAT Reasons this method does nothing. Use startTransmit() to start transmit and receive jmf
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*/
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public void startReceive() {
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// Do nothing
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}
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/**
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* Stops transmission and for NAT Traversal reasons stop receiving also.
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*/
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public void stopTrasmit() {
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if (mediaSession != null)
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mediaSession.close();
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}
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/**
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* For NAT Reasons this method does nothing. Use startTransmit() to start transmit and receive jmf
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*/
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public void stopReceive() {
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// Do nothing
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}
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public void newStreamIdentified(StreamPlayer streamPlayer) {
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}
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public void senderReportReceived(SenderReport report) {
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}
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public void streamClosed(StreamPlayer stream, boolean timeout) {
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}
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/**
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* Obtain a free port we can use.
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*
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* @return A free port number.
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*/
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protected int getFreePort() {
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ServerSocket ss;
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int freePort = 0;
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for (int i = 0; i < 10; i++) {
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freePort = (int) (10000 + Math.round(Math.random() * 10000));
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freePort = freePort % 2 == 0 ? freePort : freePort + 1;
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try {
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ss = new ServerSocket(freePort);
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freePort = ss.getLocalPort();
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ss.close();
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return freePort;
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}
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catch (IOException e) {
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e.printStackTrace();
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}
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}
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try {
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ss = new ServerSocket(0);
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freePort = ss.getLocalPort();
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ss.close();
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}
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catch (IOException e) {
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e.printStackTrace();
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}
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return freePort;
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}
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}
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