[Gimp-user] Proofing design for fax quality

[David Gowers]

Hi frank,

On Fri, Apr 3, 2009 at 10:35 PM, Frank S. <forums at gimpusers.com> wrote:
> Hi,
>
> I am trying to optimize a design for optimal faxability without going all the
> way to b/w, since this document will only occacionally be faxed.
>
> I was told with PS one can work with "Threshold adjustment layer" to get a
> good impression.
>
> How would I go about to get a similar result with Gimp?

The 'gamma adjustment' display filter in View->Display filters might
do what you want, with very high or low gamma values.
(busy -- haven't checked this.)

David