I've forgot how to cut a face and merge onto another person

[rich2005]

(12-07-2019, 07:43 AM)kenny1999 Wrote: Hi rich2005. I've tried. But it does not work at all. It gives a total black color of the selected section after applying the filter. Nothing close to what I need. It must be some problem behind

Ok I know what you are doing. Gmic input has various options. You are on active layer(default) that gives the black image.

Change it to Active and Below as this https://i.imgur.com/qtIEFWF.jpg