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Levels & Gamma tutorial · 1

The levels and gamma method works very well on images, to manipulate and improve the brightness of colours manually. Compare the before & after photos.

Create and assign mode to new layer

On the main GIMP toolbar, open the layers dialogue found under

Windows » Dockable Dialogs » Layers

In the layers dialogue click Duplicate to create a copy of your image and change the Mode to Value

duplicate layer change mode to value
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