org.red5.server.plugin.icy.ICYPlugin.java Source code

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Here is the source code for org.red5.server.plugin.icy.ICYPlugin.java

Source

package org.red5.server.plugin.icy;

/*
 * RED5 Open Source Flash Server - http://www.osflash.org/red5
 * 
 * Copyright (c) 2006-2009 by respective authors (see below). All rights reserved.
 * 
 * This library is free software; you can redistribute it and/or modify it under the 
 * terms of the GNU Lesser General Public License as published by the Free Software 
 * Foundation; either version 2.1 of the License, or (at your option) any later 
 * version. 
 * 
 * This library 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 Lesser General Public License for more details.
 * 
 * You should have received a copy of the GNU Lesser General Public License along 
 * with this library; if not, write to the Free Software Foundation, Inc., 
 * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 
 */

import org.red5.logging.Red5LoggerFactory;
import org.red5.server.api.scope.IScope;
import org.red5.server.plugin.Red5Plugin;
import org.red5.server.plugin.icy.marshal.ICYMarshal;
import org.red5.server.plugin.icy.stream.NSVConsumer;
import org.slf4j.Logger;
import org.springframework.context.support.FileSystemXmlApplicationContext;

/**
 * Provides a means to stream media via NSV and Shoutcast.
 * 
 * @author Paul Gregoire (mondain@gmail.com)
 * @author Wittawas Nakkasem (vittee@hotmail.com)
 * @author Andy Shaules (bowljoman@hotmail.com)
 */
public class ICYPlugin extends Red5Plugin {

    private static Logger log = Red5LoggerFactory.getLogger(ICYPlugin.class, "plugins");

    private static FileSystemXmlApplicationContext nsvContext;

    /**
     * Create a thread to listen for a connection from nsv or winamp shoutcast dsp encoders.
     * @param outputScope the stream is registered in.
     * @param outputName stream name in output scope.
     * @param port Port to open.
     * @param password Pass word to accept.
     * @return The running thread wrapper.
     */
    public static NSVConsumer openServerPort(IScope outputScope, String outputName, int port, String password) {
        log.debug("Open server port: {} scope: {} name: {} password: {}",
                new Object[] { port, outputScope, outputName, password });
        ICYMarshal marsh = new ICYMarshal(outputScope, outputName);
        NSVConsumer nsv = new NSVConsumer(NSVConsumer.SERVER_MODE, marsh);
        nsv.setPort(port);
        nsv.setPassword(password);
        //lookup the stream manager
        if (nsvContext.containsBean("streamManager")) {
            StreamManager mgr = (StreamManager) nsvContext.getBean("streamManager");
            //add the consumer for execution
            mgr.addConsumer(nsv);
        } else {
            log.warn("Stream manager not found");
        }

        return nsv;
    }

    /**
     * Create a thread to subscribe to a shoutcast server. Host format "http://host:port/;stream.nsv".
     * Note. The ';' is not a typo. 
     * 
     * Test link (vp6/aac): http://stream.dreamcatch-radio.net:10000/stream.nsv
     * 
     * @param outputScope The stream is registered to.
     * @param outputName The output stream name.
     * @param host   The url to subscribe to.
     * @return The running thread wrapper.
     */
    public static NSVConsumer openExternalURI(IScope outputScope, String outputName, String host) {
        log.debug("Open external host: {} scope: {} name: {}", new Object[] { host, outputScope, outputName });
        ICYMarshal marsh = new ICYMarshal(outputScope, outputName);
        NSVConsumer nsv = new NSVConsumer(NSVConsumer.CLIENT_MODE, marsh, host);
        //lookup the stream manager
        if (nsvContext.containsBean("streamManager")) {
            StreamManager mgr = (StreamManager) nsvContext.getBean("streamManager");
            //add the consumer for execution
            mgr.addConsumer(nsv);
        } else {
            log.warn("Stream manager not found");
        }

        return nsv;
    }

    public void doStart() throws Exception {
        log.debug("Start");
        //create app context
        try {
            nsvContext = new FileSystemXmlApplicationContext(new String[] { "${red5.root}/plugins/icy.xml" }, true);
        } catch (Exception e) {
            nsvContext = new FileSystemXmlApplicationContext(new String[] { "classpath:/icy.xml" }, true);
        }
    }

    public void doStop() throws Exception {
        log.debug("Stop");
        nsvContext.close();
    }

    @Override
    public String getName() {
        return "icyPlugin";
    }

}