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Image quality with Gimp to improve - the best tips

  • Aug 12, 2020
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How you can improve with the Gimp, the image quality of the photos, we show you in terms of interesting tools and features in this practical tip.

1. Gimp tip: enhance colors

Gimp has some tools with which you can automatically enhance the colors of a photo. Click in the Gimp menu bar, click "colors" and then on "Automatically".
  • With the "Normalize"function to brighten under exposed images. Another variant of normalization, the "contrast stretching"is.
  • "Levelling" tries to spread the image colors evenly across the range of possible intensities.
  • With the function "color enhancement" increases the color saturation of the active layer.
  • The "white balance" improving the White and Black in the images.
  • You can also apply in the menu bar under "colors" and "values" the function "Auto levels". The contrast and color of the image to be adjusted with the help of this tool automatically.
Gimp: improve picture quality

2. Gimp tip: improve image sharpness

There are also some functions in exist, in order to improve the image sharpness of a photo with Gimp.
  • In order to increase the image sharpness of a photo, click in the menu bar, click "Filter" and then on "Improve". You choose "Unsharp mask". The already set values usually work very well. You confirm via "OK".
  • You want to reduce, however, the graininess of an image, then it is best to use the Filter "Selective Gaussian blur" with a Radius of 1 or 2. The function found in the menu under "Filter" and "blur".
Sharpness of the image with Gimp to improve

3. Gimp tip: contrast and saturation setting

Often it is sufficient to change just the contrast or the saturation of the photos.
  • Easy to use the function "brightness/contrast" with it. You can find the setting in the menu under "colors". Read in a separate practice tip in Detail, as differences in brightness with Gimp in the best repair.
  • The color saturation you can set in Gimp using "color" and "hue/saturation" to your Liking.
Gimp: contrast and saturation
Read in the next practice tip, as Sepia and Vintage effects in Gimp create.