But…
now in GIMP 2.8, this happens:
original image:
After “Transfer Colers [PCA]” (with lenna from wikipedia as above), after aplying “OK”, the output is this:
In the preview, this didn’t happen as you saw in my last post.
And after filter-refreshin GIMP 2.10.9 (samj) I get nice results (precision 8 bit integer:
Thats a big difference.