# Re: Missing feature: "Auto"-button

Rogier Wolff (R.E.Wolff@BitWizard.nl)
Wed, 31 Dec 1997 19:32:08 +0100 (MET)

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>
> But I'm missing a feature I know from the Windows HP-DeskScan-software,
> which is used with HP-ScanJet-scanners.
> It has an "Automatic"-button. When I click on this button DeskScan adjusts
> the brightness- and contrast-values to an "optimal" value. This news values
> are used by the HP-ScanJet and I get an optimal result. The values differ
> from picture to picture.
[...]
> Can you please add such an "Auto"-button to xscanimage?

The stuff is not as easy as it sounds. There must be an interesting algorithm
involved in getting "optimal" settings. If you happen to have a friend
that does Image processing a lot, you might help by asking him what
algorithm would work here.......

Roger.

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