I'm writing a script to that will invoke the GIMP batch processor. I've written the GIMP Script-Fu scripts. I've written the PowerShell wrapper. However, I can't get PowerShell to properly pass the ...

Here's what I'd like to do: take a directory full of grayscale images, switch them to RGB in the Gimp, add a layer of a certain color, change the layer to screen instead of normal, flatten the image, ...

The free and open source photo-editing program called GIMP (GNU Image Manipulation Program) is a nice alternative to the subscription-based or boxed versions of its competition (including PhotoShop).

The GIMP is a great interactive image editor, but it also can be used to automate the mundane tasks that are involved in creating Web sites. Commercial Web sites that are designed to sell products ...