[ome-devel] OME up-and-running, initial feedback
Tom Macura
macurato at grc.nia.nih.gov
Tue Jan 11 22:53:54 GMT 2005
Dear Graham,
> Also in use: for testing, I imported a small collection of my own
> photos (from a digital camera), converted to TIFF (I recognize this
> isn't what OME is designed for, but I needed to test *something*).
> It's not clear to me what kind of processing takes place during
> import... is there any documentation about this? (I didn't see any.)
> The imported images seemed to me to be too dark. Also, when viewing
> them, I didn't see any way to change the scale at which they were
> viewed, and there was no way to pan large images. I had also hoped
> that more camera metadata from the TIFF file would be captured and
> displayed. Am I missing anything here?
I assume you are talking about your experiences opening the image in
the SVG viewer
(http://www.openmicroscopy.org/getting-started/svgViewImages.html ).
The images are not "processed" during import. Its a raw import. We do
compute several global statistics about the pixel intensities (e.g.
min, max, mean, variance).
The image "seems too dark" because the SVG viewer display settings
(move the sliders on the GrayScale Map/Color Map bars) are different
than you expected. Change them to suit your needs.
Yes you can zoom in and out. Hold control when clicking on the image.
Regarding panning. Its not possible, and scrolling doesn't work that
well.
Regarding TIFF metadata. Which meta data did you expect to be imported?
We import meta-data that's in our OME XML Microscopy Schema. Obviously
that's metadata relevant for microscopy not digital photography.
As you observed, OME is not designed for those types of images. If you
want some images to try to import look at
http://www.openmicroscopy.org.uk/TestImages/ . You have over a 1GB. We
trust that will be satisfactory for a taste.
Enjoy,
Tom
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