Re: Recent Fiji gets slow in constructing an image

Posted by Wayne Rasband-2 on May 31, 2017; 12:08am
URL: http://imagej.273.s1.nabble.com/Recent-Fiji-gets-slow-in-constructing-an-image-tp5018803p5018804.html

> On May 30, 2017, at 7:36 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:

Please provide a minimal, complete and runnable script or plugin that reproduces this problem. The ImageJ developers cannot fix this problem without a way to reproduce it.

-wayne

> 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