Underexposed or overexposed image in Gimp later, correct
- You can open the desired image in Gimp.
- Click with the right mouse button on the image. Select "layer" > "duplicate layer".
- In the "layers window, change the mode of the upper level of "Normal" to "screen".
- Add the upper level there is also a mask image. On "layer > mask > add layer mask", select "White-Full opacity".
- This mask edit with a brush with different size and opacity.
- In the case of an overexposed image, you do the same. You set the mode, instead, to "multiplication".

Exposure in Gimp, correct
In a further practical tip you will learn how to in Gimp a motion blur to produce.
