How to Crop & Combine Parts of an Image in GIMP. High-quality digital image editing can be an important part of your personal, creative or professional approach to photography.

You can use cropping to change the image's shape and remove unwanted areas. The cropping tool in GIMP is rectangular in shape, so you can't use it to create a circular crop.

With The Book of GIMP, I now have the tools to fully use it. This book really does contain just about everything one needs to know about this great software suite.