This allows you to automatically prepare image and video for toying around with First Order Motion Model https://colab.research.google.com/github/AliaksandrSiarohin/first-order-model/blob/master/demo.ipynb#scrollTo=SB12II11kF4c
moviepy
Crops, resizes and slices your video ("input.mp4") into 29 sec clips. Also saves corresponding audio clips so you could (manually) combine them after using Model.
Finds face, crops and resizes ("input.png"). Code was mostly taken from here: https://gist.github.com/tilfin/98bbba47fdc4ac10c4069cce5fabd834