[MrDeepfakes guide written by TMBDF from 06/19/2023]
DFL 2.0 new whole face face type mode requires manual masking but also in some cases you might wanna do it manually for better control of final result and to add extra layer or refinement (such as color correction, sharpening, blur, grain).
Here are a couple short video tutorials that show you how you can use software such as Adobe After Effects, Magix Vegas Pro or Davinci Resolve (free) to composite result face onto data_dst.
Davinci Resolve - @iperov tutorial on compositing result face onto data_dst using result_mask:
AE tutorial how to recover background when dst face is wider than src (in Russian):