patdavid
June 29, 2020, 11:00pm
61
I may be a little late here, but I had written up something similar a while back on a similar question for RawTherapee. My GIMP example was here (maybe it can help in some way?):
Ok, I’m assuming you’ve read the link I posted earlier.
The channel mixer is most commonly found in tutorials around the idea of two main approaches:
(Awesome|Amazing|Incredible|<insert-hyperbole-headline-here>) B&W creation using Channel Mixer!
Color/White balance adjustments.
Now, to be fair, the Channel Mixer does offer a lot of control when creating B&W images, but it also happens that it may be the easiest way to understand what’s actually happening.
That is, basically, two things.
A…