Re: Creating individual tiles from one large image

Posted by Christian Goosmann on
URL: http://imagej.273.s1.nabble.com/Creating-individual-tiles-from-one-large-image-tp5000374p5000380.html

Hi Jacqui,
Jacqui Ross wrote:

> Hi All,
>
> We have a slide-scanner which images sequentially across a tissue section and then creates a large composite tiled image. We can output the files as individual tiles as well in RAW format.
>
> However, I am attempting to assist a few students who have deleted the individual tile files and now want to divide their images into individual tiles (e.g.512 x 512 pixels) for the analysis.
>
> So what we need to do is divide the large image into separate tiles and output them as an image sequence.
>
> I thought I could do it by creating rectangles and cropping or duplicating but can't work out how to get it working across the entire image. Can anyone help me with this?
>
> I'm starting to think it might be easier to rescan the sections and get the raw data again!
>
> Kind regards,
>
> Jacqui
>
> Jacqueline Ross
> Biomedical Imaging Microscopist
> Biomedical Imaging Research Unit
> School of Medical Sciences
> Faculty of Medical & Health Sciences
> The University of Auckland
> Private Bag 92019
> Auckland 1142, NEW ZEALAND
>
> Tel: [phone]
> Fax: [phone]
>
> http://www.fmhs.auckland.ac.nz/sms/biru/
>
>
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>

If you're not into writing a macro or script, you can use the in built
function 'Image>Stack>Tools>Montage to stack...' which lets you choose
how many rows and columns you want your large image split, leave border
width at 0 and you get a stack of your tiles that you can save as image
sequence.
Christian

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