View Single Post
Old 25th October 2020, 19:08   #51  |  Link
wswartzendruber
hlg-tools Maintainer
 
wswartzendruber's Avatar
 
Join Date: Feb 2008
Posts: 413
Quote:
Originally Posted by FranceBB View Post
Oh no, you don't want to hard-clip it!
As you're working with curves, just knee it down to the desired level.
I think that applying a knee is a far better approach than brutally clipping values above 1000 nits
It looks like I need to apply the Rec.2020 coefficients to the RGB tuple to get that pixel's luminosity, map that to a lower luminosity, get the adjustment ratio, and then adjust each of the RGB channels by that ratio...
wswartzendruber is offline   Reply With Quote