This is a video showing the full process that I do, from the raw video footage, to the moment that I get the final movement in 3d inside blender.
To follow this video, you will need some files from the links below (I'll explain in the video, and please ignore the last 4 minutes 😊)
https://carlosedubarreto.gumroad.com/l/ceb_easymocap_blender
https://carlosedubarreto.gumroad.com/l/mocap_import
OpenPose
https://github.com/CMU-Perceptual-Computing-Lab/openpose/releases