Help with handling 27 gigapixel image
bgilbert at cs.cmu.edu
Fri May 4 17:29:24 EDT 2012
On 05/04/2012 06:17 AM, Leonid Bloch wrote:
> I did exactly as you said, and I've got display of something. But what I
> got displayed is just some parts of my image, not the whole thing.
> I've tried it with the smaller version first, which is a ~700 megapixels
> 16bit unsigned grayscale tiff pyramid.
> I also tried deepzoom_tile.py, and I've got a folder with subfolders
> with tiles in them, and still, only part of the image was there, even on
> tiles in lower number directories, which are supposed to hold large
> portions of the image. From the data displayed, I have the feeling that
> it takes just a part of an image and multiplies it to cover the whole
> image surface...
> I got the very same image displayed correctly in nip2 (VIPS GUI) so I
> guess the problem is not with it.
> Do you have any idea of what the problem might be?
What version of OpenSlide are you using? Version 3.2.5 had a bug that
could sometimes result in errors like this.
Did the 700 megapixel version also display incorrectly?
Were any error messages produced by deepzoom_server.py?
What are the X/Y dimensions of your images?
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