Hello, I’m experimenting with some kind of auto dust removal on scanned negatives, using a parametric mask to isolate white spots.
It certainly isn’t a perfect method, but it can help to do a first cleaning. This is a recent scan from a negative taken some 25 years ago.
Original:
Set parametric mask like so:
Show resulting mask:
Result:
For further cleaning I often use the brush mask in the softening tool, works especially well to clean up dust spots in the sky. Works faster than the Spot removal tool in ART, for me at least.