01-29-2024, 06:58 PM
Quote:....
Note: When the "Auto Input Levels" button is selected the image is changed quite dramatically in this case but nothing gets changed/updated within the "Adjust Color Levels" window. ...
If you bring up the histogram dock you do get a result showing when 'auto' is applied.
For an auto filter it is worth experimenting with the gmic plugin. There is a Colors -> Auto with couple of sliders and and some color space options and you do not get the 'comb-ing' as with the Gimp levels tool. This a before / after