http://imagej.273.s1.nabble.com/Quicktime-installed-tp3685482p3685488.html
experiencing. It also looks for QTJava.zip in more locations, since on some
> I'm using this slightly modified version of Wilhelm's class. It worked
> when I directly force hasQT to stay false in the code. But when I leave it
> with the option for hasQT to go true and I include in my project and call it
> from a startup macro on a machine without QuickTime installed (always
> Windows for this test), I still get an exception trace, which I'm also
> pasting here below the code? Shouldn't the catch (Throwable throwable) be
> handling this exception? Maybe I need to catch QTException rather than
> Throwable? Thanks for any advice!
>
>
> import ij.IJ;
> import ij.gui.GenericDialog;
>
> import ij.plugin.PlugIn;
> import quicktime.QTException;
> import quicktime.QTSession;
> import quicktime.util.QTBuild;
>
> public class QT_Test2 {
>
> public static void run(String arg) {
>
> IJ.log("Testing QuickTime installation:");
> boolean success = false;
> boolean hasQT = false;
> try {
> Class.forName("quicktime.QTSession");
> hasQT = true;
> }
> catch (Throwable throwable) {
> }
> if (!hasQT ) {
> IJ.log("QuickTime not found.");
> GenericDialog gd = new GenericDialog("QuickTime not found");
> gd.addHelp("
http://www.apple.com/quicktime/download/");
> gd.addMessage("Your computer does not have QuickTime installed.
> To fix this:\n\n" +
> "1. Please click 'Install QuickTime' below to begin
> QuickTime installation. \n\n" +
> "2. Quit GLOWormJ and relaunch to view and analyze
> GLOWorm movies.");
> gd.centerDialog(true);
> gd.setOKLabel("Quit GLOWormJ");
> gd.setHelpLabel("Install QuickTime");
> gd.showDialog();
> if (gd.wasOKed()) IJ.run("Quit");
>
> return;
> }
>
> IJ.log("QuickTime is installed.");
> try {
> QTSession.open();
> success = true;
> } catch (QTException e) {
> }
> if (success && QTSession.isInitialized()) {
> IJ.log("QuickTime initialized.");
> IJ.log("QuickTime Version: " +
> QTSession.getMajorVersion() + "." +
> QTSession.getMinorVersion() + "." +
> QTSession.getBugFixVersion());
> IJ.log("QuickTime for Java Version: " +
> QTBuild.getVersion() + "." +
> QTBuild.getSubVersion() + "." +
> QTBuild.getQualifyingSubVersion());
> QTSession.close();
> IJ.log("QuickTime seems to be working OK.");
> }
> else {
> IJ.log("Could not initialize Quicktime!");
> }
> }
> }
>
>
> java.lang.NoClassDefFoundError: quicktime/QTException
> at java.lang.Class.getDeclaredMethods0(Native Method)
> at java.lang.Class.privateGetDeclaredMethods(Unknown Source)
> at java.lang.Class.getMethod0(Unknown Source)
> at java.lang.Class.getMethod(Unknown Source)
> at ij.macro.Functions.call(Functions.java:3448)
> at ij.macro.Functions.getStringFunction(Functions.java:252)
> at ij.macro.Interpreter.getStringTerm(Interpreter.java:1161)
> at ij.macro.Interpreter.getString(Interpreter.java:1140)
> at ij.macro.Interpreter.doStatement(Interpreter.java:248)
> at ij.macro.Interpreter.doBlock(Interpreter.java:518)
> at ij.macro.Interpreter.runMacro(Interpreter.java:130)
> at ij.macro.MacroRunner.run(MacroRunner.java:126)
> at java.lang.Thread.run(Unknown Source)
> Caused by: java.lang.ClassNotFoundException: quicktime.QTException
> at java.net.URLClassLoader$1.run(Unknown Source)
>
> at java.security.AccessController.doPrivileged(Native Method)
> at java.net.URLClassLoader.findClass(Unknown Source)
> at com.sun.jnlp.JNLPClassLoader.findClass(Unknown Source)
> at java.lang.ClassLoader.loadClass(Unknown Source)
> at java.lang.ClassLoader.loadClass(Unknown Source)
> ... 13 more
>
>
>
>
>
>
> On 3/1/11 10:19 AM, Bill Mohler wrote:
>
>> Thanks for sharing this. I was just coming upon a need for this test
>> myself.
>>
>> Bill
>>
>> On 3/1/11 3:12 AM, Burger Wilhelm wrote:
>>
>>> Sebastian,
>>>
>>> below is the plugin that I use for testing the QT installation. Perhaps
>>> it helps.
>>>
>>> --Wilhelm
>>> www.imagingbook.com
>>>
>>>
>>> // --------------------------------------------------------------
>>>
>>> import ij.IJ;
>>> import ij.plugin.PlugIn;
>>> import quicktime.QTException;
>>> import quicktime.QTSession;
>>> import quicktime.util.QTBuild;
>>>
>>> public class QT_Test2 implements PlugIn {
>>>
>>> public void run(String arg) {
>>> IJ.log("Testing QuickTime installation:");
>>> boolean success = false;
>>> boolean hasQT = false;
>>> try {
>>> Class.forName("quicktime.QTSession");
>>> hasQT = true;
>>> }
>>> catch (Throwable throwable) {
>>> }
>>> if (!hasQT) {
>>> IJ.log("QuickTime not found.");
>>> return;
>>> }
>>>
>>> IJ.log("QuickTime is installed.");
>>> try {
>>> QTSession.open();
>>> success = true;
>>> } catch (QTException e) {
>>> }
>>> if (success&& QTSession.isInitialized()) {
>>> IJ.log("QuickTime initialized.");
>>> IJ.log("QuickTime Version: " +
>>> QTSession.getMajorVersion() + "."
>>> +
>>> QTSession.getMinorVersion() + "."
>>> +
>>> QTSession.getBugFixVersion());
>>> IJ.log("QuickTime for Java Version: " +
>>> QTBuild.getVersion() + "." +
>>> QTBuild.getSubVersion() + "." +
>>>
>>> QTBuild.getQualifyingSubVersion());
>>> QTSession.close();
>>> IJ.log("QuickTime seems to be working OK.");
>>> }
>>> else {
>>> IJ.log("Could not initialize Quicktime!");
>>> }
>>> }
>>> }
>>>
>>> // --------------------------------------------------------------
>>>
>>>
>>>
>>> -----Original Message-----
>>>> From: ImageJ Interest Group [mailto:
[hidden email]] On Behalf Of
>>>> Sebastian Böckmann
>>>> Sent: Monday, February 28, 2011 5:24 PM
>>>> To:
[hidden email]
>>>> Subject: Quicktime installed?
>>>>
>>>> Hello,
>>>>
>>>> In my java project I'm using quicktime (QTJava.jar) for video
>>>> processing issues. So far so good, but to release my program I want to
>>>> check if quicktime is installed properly. I use the following code:
>>>>
>>>> try {
>>>> QTSession.open();
>>>> } catch (Exception e) {
>>>> System.out.println("ERROR...");
>>>> ...
>>>> }
>>>>
>>>> ...
>>>
>>