2.2 Global Transformations

In this section, we discuss global transformations, which affect an entire photograph.

Resizing an Image

GIMP offers five important tools for correcting photographs that are tilted, poorly framed, taken from an awkward point of view, and so on. Learning how to use these tools correctly is important. You already used the Rotation tool, the Crop tool, and the Perspective tool in this chapter. We now demonstrate the Scale tool and how to resize an image.

When you scan an image or transfer a file from a digital camera, it may be too large to fit on the monitor. Recall that a 1024 × 768 image, which fills a small screen, will be only 3.4 inches (8.7 cm) wide when printed. This is because screen resolution is 72 or 96 pixels ...

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