jmstudio.java

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        bufferToImage = new BufferToImage ( (VideoFormat)bufferFrame.getFormat() );
        image = bufferToImage.createImage ( bufferFrame );
        if ( image == null )
            return;

        if ( frameSnap == null )
            frameSnap = new SnapFrame ( image, this );
        else
            frameSnap.setImage ( image );
        frameSnap.setTitle ( this.getTitle() + " - " + JMFI18N.getResource("jmstudio.snapshot") );
    }

    protected void killCurrentView () {

        if ( componentPlugins != null ) {
            componentPlugins.setVisible ( false );
            componentPlugins = null;
        }
        controlGrabber = null;
        super.killCurrentView ();
    }

    protected void killCurrentPlayer () {
        int                     i;
        int                     nCount;
        RTPStream               streamRtp;
        RTPSessionMgr           mngrSession;
        PlayerFrame             frame;

        // Whatever it is, kill it
        nameCaptureDeviceAudio = null;
        nameCaptureDeviceVideo = null;
        if ( dlgCaptureControls != null )
            dlgCaptureControls.dispose ();
        dlgCaptureControls = null;

        if ( dlgTransmissionStats != null )
            dlgTransmissionStats.dispose ();
        dlgTransmissionStats = null;
        if ( dlgSessionControl != null )
            dlgSessionControl.dispose ();
        dlgSessionControl = null;

        if ( vectorRtpFrames != null ) {
            nCount = vectorRtpFrames.size();
            for ( i = 0;  i < nCount;  i++ ) {
                frame = (PlayerFrame) vectorRtpFrames.elementAt ( i );
                frame.dispose();
            }
            vectorRtpFrames.removeAllElements();
            vectorRtpFrames = null;
        }

        if ( vectorStreams != null ) {
            nCount = vectorStreams.size();
            for ( i = 0;  i < nCount;  i++ ) {
                streamRtp = (RTPStream) vectorStreams.elementAt ( i );
                if ( streamRtp instanceof SendStream )
                    ((SendStream)streamRtp).close ();
            }
            vectorStreams.removeAllElements();
            vectorStreams = null;
        }
        if ( vectorMngrSessions != null ) {
            nCount = vectorMngrSessions.size();
            for ( i = 0;  i < nCount;  i++ ) {
                mngrSession = (RTPSessionMgr) vectorMngrSessions.elementAt ( i );
                if ( mngrSessionRtp == mngrSession )
                    mngrSessionRtp = null;

        mngrSession.removeTargets( "Transmission terminated.");
        mngrSession.dispose();
            }
            vectorMngrSessions.removeAllElements();
            vectorMngrSessions = null;
        }
        if ( mngrSessionRtp != null ) {
        mngrSessionRtp.removeTargets( "Transmission terminated.");
        mngrSessionRtp.dispose();
            mngrSessionRtp = null;
        }

        super.killCurrentPlayer ();

        if (dataSourceCurrent != null) {
            if (dataSourceCurrent instanceof CDSWrapper) {
                ((CDSWrapper)dataSourceCurrent).close();
            }
        }
        dataSourceCurrent = null;

        setTitle ( APPNAME );

    killed = true;
    if ( rtptimer != null && rtptimer.isAlive()) {
        rtptimer.interrupt();
        rtptimer = null;
    }

        updateMenu ();
    }

    private boolean closeCapture () {
        String  strAction;
        String  strMessage;

        if ( mediaPlayerCurrent == null )
            return true;

        // Sun's implementation specific capture devices
        if ( dataSourceCurrent != null) {
            strMessage = JMFI18N.getResource ( "jmstudio.query.erooropencapture.closepreview" );
            strAction = MessageDialog.createOKCancelDialog ( this, strMessage );
            if ( strAction != null  &&  strAction.equals(JMDialog.ACTION_OK) ) {
                killCurrentPlayer ();
//                setPlaceholder ();
                return true;
            }
            else
                return false;
        }
        else // (probably) not a capture device
            return true;
    }

    public void updateMenu () {
        boolean     boolEnable;

        boolEnable = (mediaPlayerCurrent != null);

        menuFileExport.setEnabled ( boolEnable );
        menuFileClose.setEnabled ( boolEnable  ||  mngrSessionRtp != null  || (vectorMngrSessions != null && !vectorMngrSessions.isEmpty()) );
        menuKeepAspect.setEnabled ( boolEnable && panelVideo != null  &&  panelVideo.getVisualComponent() != null );
        menuFullScreen.setEnabled ( boolEnable && panelVideo != null  &&  panelVideo.getVisualComponent() != null );
        menuSnapShot.setEnabled ( boolEnable  &&  (controlGrabber != null) );
        menuPlugins.setEnabled ( boolEnable  &&  (controlPlugins != null) );
        menuCaptureControl.setEnabled ( boolEnable  &&  (dlgCaptureControls != null) );
        menuTransmissionStats.setEnabled ( boolEnable  &&  (dlgTransmissionStats != null) );
        menuRtpSessionControl.setEnabled ( boolEnable  &&  (dlgSessionControl != null) );
    }

    private void addToRecentUrlList ( String strUrl ) {
        int     nPos;
        String  strUrlType;

        if ( cfgJMApps == null )
            return;

        nPos = strUrl.lastIndexOf ( "." );
        if ( strUrl.substring(0,4).equalsIgnoreCase("rtp:") )
            strUrlType = "RTP";
        else if ( nPos < 1  ||  nPos == strUrl.length() - 1 )
            strUrlType = "Other";
        else
            strUrlType = strUrl.substring(nPos+1).toUpperCase();
        cfgJMApps.addRecentUrls ( strUrlType, strUrl );

        updateRecentUrlMenu ();
    }

    private void updateRecentUrlMenu () {
        int             i;
        int             nSize;
        Enumeration     enumUrlTypes;
        Object          objUrlType;
        JMenu            menuUrlType;
        JMenuItem        menuItem;
        Vector          vectorUrls;
        Object          objUrl;


        if ( cfgJMApps == null )
            return;

        menuRecentUrl.removeAll ();
        enumUrlTypes = cfgJMApps.getRecentUrlTypes ();
        if ( enumUrlTypes == null )
            return;

        while ( enumUrlTypes.hasMoreElements() ) {
            objUrlType = enumUrlTypes.nextElement();
            menuUrlType = new JMenu ( objUrlType.toString() );
            menuRecentUrl.add ( menuUrlType );

            vectorUrls = cfgJMApps.getRecentUrls ( objUrlType.toString() );
            if ( vectorUrls == null )
                continue;

            nSize = vectorUrls.size ();
            for ( i = 0;  i < nSize;  i++ ) {
                objUrl = vectorUrls.elementAt ( i );
                menuItem = new JMenuItem ( objUrl.toString() );
                menuItem.setActionCommand ( MENU_FILE_RECENTURL );
                menuItem.addActionListener ( this );
                menuUrlType.add ( menuItem );
            }
        }
    }

    // This method loads HTTP Proxy information from the appletviewer settings.
    static void initProps() {
    Properties props = new Properties(System.getProperties());

    props = new Properties(props);

    File theUserPropertiesFile;
    String sep = File.separator;
    theUserPropertiesFile = new File(System.getProperty("user.home") +
                     sep + ".hotjava" +
                     sep + "properties");

    try {
        FileInputStream in = new FileInputStream(theUserPropertiesFile);
        props.load(new BufferedInputStream(in));
        in.close();
    } catch (Exception e) {
    }

    System.setProperties(props);
    }

    public static void main ( String args[] ) {
        int         i;
        String      strMedia;
        JMStudio    jmStudio;

        jmapps.ui.MessageDialog.titleDefault = APPNAME;
        cfgJMApps = new JMAppsCfg ();
    try {
        initProps();
    } catch (Throwable t) {
        System.out.println("Unable to read Http Proxy information from the appletviewer settings");
    }

        for ( i = 0;  args!=null && i < args.length;  i++ ) {
            if ( args[i].equals("-x") ) {
                if ( args.length > i + 1 ) {
                    try {
                        dDefaultScale = Double.valueOf(args[i+1]).doubleValue();
                        i++;
                    }
                    catch ( Exception exception ) {
                        dDefaultScale = 1.0;
                    }
                }
                continue;
            }

            strMedia = args[i];
            if ( strMedia.indexOf(":") < 2 ) {
                if ( strMedia.indexOf("/") != 0 )
                    strMedia = "/" + strMedia;
                strMedia = "file:" + strMedia;
            }
            jmStudio = createNewFrame ();
            jmStudio.open ( strMedia );
        }

        if ( vectorFrames.size() < 1 ) {
            jmStudio = createNewFrame ();
        }
    }

    public static JMStudio createNewFrame () {
        int         nIndex;
        Point       point;
        Dimension   dim;
        Dimension   dimScreen;
        JMStudio    jmStudio;

        jmStudio = new JMStudio ();
        if ( cfgJMApps != null ) {
            nIndex = vectorFrames.size ();
            point = cfgJMApps.getJMStudioFrameLocation ( nIndex );
            dim = jmStudio.getSize ();
            dimScreen = Toolkit.getDefaultToolkit().getScreenSize();
            if ( point.x + dim.width > dimScreen.width )
                point.x = dimScreen.width - dim.width;
            if ( point.y + dim.height > dimScreen.height )
                point.y = dimScreen.height - dim.height;
            jmStudio.setLocation ( point );
            jmStudio.setVisible ( true );
            jmStudio.invalidate ();
            jmStudio.pack ();
        }

        vectorFrames.addElement ( jmStudio );
        return ( jmStudio );
    }

    public static void closeAll () {
        int         i;
        JMStudio    jmStudio;

        i = vectorFrames.size();
        while ( i > 0 ) {
            i--;
            jmStudio = (JMStudio) vectorFrames.elementAt ( i );
        jmStudio.killCurrentPlayer();
            jmStudio.dispose();
        }
    }

    public static void exitApllication () {
        cleanUp ();
       // System.exit ( 0 );
    }

    private static void cleanUp () {
        if ( cfgJMApps != null )
            cfgJMApps.save();
    }

    private Vector getEffectList(Format format) {
    Vector v = PlugInManager.getPlugInList(format,
                           null,
                           PlugInManager.EFFECT);
    return v;
    }

    private void fillEffectList(JMenu menu, Vector list) {
    boolean first = true;
    for (int i = 0; i < list.size(); i++) {
        String className = (String) list.elementAt(i);
        try {
        Class cClass = Class.forName(className);
        Codec codec = (Codec) cClass.newInstance();
        String name = codec.getName();
        if (first) {
            first = false;
            JCheckBoxMenuItem mi = new JCheckBoxMenuItem("None");
            mi.setName("");
            menu.add(mi);
            mi.setState(true);
            addEffectListener(mi);
        }
        JCheckBoxMenuItem mi = new JCheckBoxMenuItem(name);
        mi.setName(className);
        menu.add(mi);
        mi.setState(false);
        addEffectListener(mi);
        } catch (Throwable t) {
        }
    }
    }

    private void addEffectListener(JCheckBoxMenuItem mi) {
    mi.addItemListener( new EffectListener(mi) );
    }

    class WaitOnVis extends Thread {

    VideoPanel vp;
    MediaPlayer mp;

    public WaitOnVis(VideoPanel vp, MediaPlayer mp) {
        this.vp = vp;
        this.mp = mp;
    }

    public void run() {

        Component compVis = vp.getVisualComponent();
        if (compVis != null) {
        while (!compVis.isVisible()) {
            try {
            Thread.sleep(10);
            } catch (InterruptedException ie) {
            }
            System.err.println("sleeping");
        }
        }
        mp.prefetch();
    }
    }

    class EffectListener implements ItemListener {
    JCheckBoxMenuItem mi;

    public EffectListener(JCheckBoxMenuItem mi) {
        this.mi = mi;
    }

    public void itemStateChanged(ItemEvent ie) {
        boolean state = mi.getState();
        JMenu menu = (JMenu) mi.getParent();
        for (int i = 0; i < menu.getItemCount(); i++) {
        if (menu.getItem(i) != mi) {
            ((JCheckBoxMenuItem)menu.getItem(i)).setState(false);
        }
        }
        if (state == false)
        ((JCheckBoxMenuItem)menu.getItem(0)).setState(true);
        String name = mi.getName();
        if (name == null || name.length() < 1)
        name = null;
        if (menu == menuAE)
        audioEffect = name;
        else
        videoEffect = name;
    }
    }
}