Tutorial: Assimilate SCRATCH 8 - Working with RGB mattes

[Mazze]

Hi all,

here's a tutorial about using the RGB-channels of a matte to grade seperate parts of the image:

 

 

[Alex Dimnichev]

Hello! I am new to learning ASSIMILATE SCRATCH. I'm interested in the method described in this tutorial. But I don't understand how to make the mask mentioned in the tutorial. I would very much like to get a detailed explanation of how such a mask is made. Thank you.

Edited August 30, 2023 by Alex Dimnichev