/*
 * @(#)DemoJMFJ3D.java	1.2 01/03/13
 *
 * Copyright (c) 1999-2001 Sun Microsystems, Inc. All Rights Reserved.
 *
 * Sun grants you ("Licensee") a non-exclusive, royalty free, license to use,
 * modify and redistribute this software in source and binary code form,
 * provided that i) this copyright notice and license appear on all copies of
 * the software; and ii) Licensee does not utilize the software in a manner
 * which is disparaging to Sun.
 *
 * This software is provided "AS IS," without a warranty of any kind. ALL
 * EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND WARRANTIES, INCLUDING ANY
 * IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE OR
 * NON-INFRINGEMENT, ARE HEREBY EXCLUDED. SUN AND ITS LICENSORS SHALL NOT BE
 * LIABLE FOR ANY DAMAGES SUFFERED BY LICENSEE AS A RESULT OF USING, MODIFYING
 * OR DISTRIBUTING THE SOFTWARE OR ITS DERIVATIVES. IN NO EVENT WILL SUN OR ITS
 * LICENSORS BE LIABLE FOR ANY LOST REVENUE, PROFIT OR DATA, OR FOR DIRECT,
 * INDIRECT, SPECIAL, CONSEQUENTIAL, INCIDENTAL OR PUNITIVE DAMAGES, HOWEVER
 * CAUSED AND REGARDLESS OF THE THEORY OF LIABILITY, ARISING OUT OF THE USE OF
 * OR INABILITY TO USE SOFTWARE, EVEN IF SUN HAS BEEN ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGES.
 *
 * This software is not designed or intended for use in on-line control of
 * aircraft, air traffic, aircraft navigation or aircraft communications; or in
 * the design, construction, operation or maintenance of any nuclear
 * facility. Licensee represents and warrants that it will not use or
 * redistribute the Software for such purposes.
 */

import javax.media.*;
import javax.media.format.*;
import javax.media.control.*;
import java.awt.*;
import java.awt.event.*;
import java.io.File;

/*
 * This is the demo program to render live video on a 3D cylinder 
 * surface 
 */

public class DemoJMFJ3D extends Frame implements ControllerListener, Runnable {
    Processor p;
    int[] waitSync = new int[0];
    boolean stateTransOK = true;
    boolean dispCtrl = true;
    boolean dispMessage = true;
    TickerCanvas tc = null;

    public static void main(String[] args) {
	MediaLocator ml;
	String url = null;
	boolean dc = true;

	int i = 0; 

	while ( i < args.length ) {
	    if ( args[i].equals("-m") ){
		i++;
		if ( i >= args.length){
		    printUsuage();
		    System.exit(0);
		}

		url = args[i];
		
		if ( !(url.startsWith("file:") || url.startsWith("http:"))) {
		    url = "file:" + url;
		}
	    } else if ( args[i].equals("-c") ) {
		i++;
		if ( i >= args.length){
		    printUsuage();
		    System.exit(0);
		}
		
		dc = new Boolean(args[i]).booleanValue();
	    }
	    i++;
	}

	if ( url == null ) {
	    try {
		Class cls = Class.forName("DemoJMFJ3D");
		url  = cls.getResource ("Behfar.mov").toString();
	    } catch (Exception ex) {
		ex.printStackTrace();
	    }
	}
	
	System.out.println("url = " + url );

	try {
	    ml = new MediaLocator(url);
	    if ( ml == null ) {
		System.out.println("can not access url = " + url);
		printUsuage();
		System.exit(0);
	    }

	    DemoJMFJ3D tj3d = new DemoJMFJ3D("JMF J3DRenderer Demo");
	    tj3d.setDispCtrl(dc);

	    if ( !tj3d.open(ml))
		System.exit(0);

	    tj3d.init();

	} catch (Exception ex) {
	    ex.printStackTrace();
	    System.exit(0);
	}
	
    }

    public static void printUsuage() {
	System.out.println("java DemoJMFJ3D [-m <url-of-the-movie>]");
	System.out.println("e.g. java DemoJMFJ3D -m file:/home/hsy/media/video/cinepak/gun1.mov");
    }

    public DemoJMFJ3D(String title) {
	super(title);
	this.addWindowListener( new WindowAdapter() { public void windowClosing(WindowEvent e ) { System.exit(0); }});

    }

    public void setDispCtrl (boolean dispCtrl) {
	this.dispCtrl = dispCtrl;
    }

    public boolean open(MediaLocator ml) {
	try {
	    p = Manager.createProcessor(ml);
	} catch (Exception ex) {
	    System.out.println("failed to create a processor for movie " + ml);
	    printUsuage();
	    return false;
	}

	p.addControllerListener(this);
	
	p.configure();
	
	if ( !waitForState(p.Configured)) {
	    System.out.println("Failed to configure the processor");
	    return false;
	}
	
	// use processor as a player
	p.setContentDescriptor(null);
	
	// obtain the track control
	TrackControl[] tc = p.getTrackControls();

	if ( tc == null ) {
	    System.out.println("Failed to get the track control from processor");
	    return false;
	}

	TrackControl vtc = null;
	
	for ( int i =0; i < tc.length; i++ ) {
	    if (tc[i].getFormat() instanceof VideoFormat ) {
		vtc = tc[i];
		break;
	    }
	    
	}

	if ( vtc == null ) {
	    System.out.println("can't find video track");
	    return false;
	}
	
	try {
	    J3DRenderer j3dRenderer = new J3DRenderer();
	    j3dRenderer.getComponent().setSize(296, 240);
	    vtc.setRenderer(j3dRenderer);
	} catch ( Exception ex) {
	    ex.printStackTrace();
	    System.out.println("the processor does not support effect");
	    return false;
	}

	// prefetch
	p.prefetch();
	if ( !waitForState(p.Prefetched)) {
	    System.out.println("Failed to prefech the processor");
	    return false;
	}
	System.out.println("end of prefetch");

	return true;
    }

    public void init() {
        setLayout(new BorderLayout());
        Component cc, vc;
        if ( (vc = p.getVisualComponent()) != null ){
	    // System.out.println("vc = " + vc);
            add("Center", vc);
        }
        // if ( dispCtrl && (cc = p.getControlPanelComponent()) != null ) {
        //     add("South", cc);
        // }
	
	// create Ticker canvas
	tc = new TickerCanvas();
	tc.setSize(296, 20);
	add("South", tc);

	setVisible(true);

	//create ticker thread
	Thread t = new Thread(this);
	t.start();

	p.start();
	System.out.println("p start");

    }

    public void addNotify() {
        super.addNotify();
        pack();
    }

    public void run() {
	while (true) {
	    if ( dispMessage ) {
		tc.updateCoord();
		tc.repaint();
	    }

	    dispMessage = tc.getDisplayFlag();
	    try {
		Thread.currentThread().sleep(250);
	    } catch (Exception ex) {
	    }
	}
	
    }


    // -------------------
    public boolean waitForState(int state) {
	synchronized (waitSync) {
	    try {
		while ( p.getState() != state && stateTransOK ) {
		    waitSync.wait();
		}
	    } catch (Exception ex) {}
	    
	    return stateTransOK;
	}
    }


    // -----------------------
    public void controllerUpdate(ControllerEvent evt) {
	if ( evt instanceof ConfigureCompleteEvent ||
	     evt instanceof RealizeCompleteEvent ||
	     evt instanceof PrefetchCompleteEvent ) {
	    synchronized (waitSync) {
		stateTransOK = true;
		waitSync.notifyAll();
	    }
	} else if ( evt instanceof ResourceUnavailableEvent) {
	    synchronized (waitSync) {
		stateTransOK = false;
		waitSync.notifyAll();
	    }
	} else if ( evt instanceof EndOfMediaEvent) {
            p.setMediaTime(new Time(0));
	    p.start();
	    // p.close();
	    // System.exit(0);
	}
    }
}