An Introduction to the Gimp
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Introduction

Download and Installation
1: Downloading the Gimp and GTK+
2: Installing GTK+
3: Installing the Gimp
4: Setting up the Gimp

Image Cropping, Resizing and Saving in JPEG Format
1: Getting Started
2: Opening Files and Setting Magnification
3: Cropping
4: Resizing
5: Saving as JPEG

Working with Text and Layers
1: Adding Text
2: Layers
3: Making a New Layer
4: Layer Stacking Order
5: Layer Opacity
6: Saving Images with Layers

Selections
1: Rectangular Selection
2: Elliptical Selection
3: Lasso Selection and Inversion
4: Selection and the Paintbrush
5: Selection by Color

Filters

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Image Cropping, Resizing, and Saving in JPEG Format

Cropping Images

The next thing I'm going to do is crop this extra white space out from around the image. One method for doing this is to select the "crop" tool in the toolbar, select an area with the mouse, and click "crop" on the pop-up, which crops the image to the selected area:

screenshot

If you want to remove a large amount of a single color around the edges, you can also crop the image by going to the "Image" menu and choosing "Transform," and then "Autocrop." In this example, I've used autocrop to remove the solid white area around this image:

Choosing "Autocrop":

screenshot

The autocropped image:

screenshot

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© 2004 Aaron Russell | iSchool | UT Austin | webmaster