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Re: Recent Fiji gets slow in constructing an image

Posted by Yuekan Jiao-2 on Jun 01, 2017; 8:59pm
URL: http://imagej.273.s1.nabble.com/Recent-Fiji-gets-slow-in-constructing-an-image-tp5018803p5018833.html

Additional information: with Java 6 May 30, 2017 version, ImageJ-win64.exe
has the problem, but fiji-win64.exe does not.

Yuekan

On Tue, May 30, 2017 at 5:05 PM, Curtis Rueden <[hidden email]> wrote:

> Hi Yuekan,
>
> Which version of ImageJ 1.x is being used in each case?
>
> Have you tried the Help > Update ImageJ... command to up/downgrade ImageJ
> 1.x, to see whether that makes a difference?
>
> Have you tried generating a stack trace after the hang, to shed some light
> on the culprit?
>     https://imagej.net/Troubleshooting#If_ImageJ_freezes_or_hangs
>
> Regards,
> Curtis
>
> --
> Curtis Rueden
> LOCI software architect - https://loci.wisc.edu/software
> ImageJ2 lead, Fiji maintainer - https://imagej.net/User:Rueden
> Did you know ImageJ has a forum? http://forum.imagej.net/
>
>
> On Tue, May 30, 2017 at 6:36 PM, Yuekan Jiao <[hidden email]>
> wrote:
>
> > Hi,
> >
> > I have a plugin which constructs a mosaic image imp (ImageProcessor ip)
> > simply based on the tiles' coordinates. Each tile (ipTile) is read into
> the
> > mosaic image being shown, and the mosaic image is updated. the workflow
> is:
> >
> > loop through each tile{
> >      for (int j = 0; j < heightTile; j++) {
> >           for (int i = 0; i < widthTile; i++) {
> >                ip.set(xCoor + i, yCoor + j, ipTile.get(i, j));
> >           }
> >      }
> >      imp.updateAndDraw();
> > }
> >
> > This process gets much slower with recently released Fiji, and hangs. I
> > tracked the Fiji versions on all my computers:
> >
> > 1. Jave 8 ImageJ-win64.exe dated 12/14/2016 works fine but May 30 2017
> > version and a bit earlier ones do not.
> >
> > 2. Java 6 life-line versions earlier than May 30, 2017 work fine, but May
> > 30 2017 version does not.
> >
> > All my systems are windows 7 with Java 8 installed.
> >
> > Thank you.
> >
> >
> > Yuekan
> >
> > --
> > ImageJ mailing list: http://imagej.nih.gov/ij/list.html
> >
>
> --
> ImageJ mailing list: http://imagej.nih.gov/ij/list.html
>

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