Well, an easy, but slow way, would be for you to import your video into maya and map it to a plane, and turn ON hardware texturing in your viewports.
This process is called roto-mation:
Key the movement of your hand object frame, by frame, to match your 2d video plate.
Just one idea....
Israel "Izzy" Long
Motion and Title Design for Broadcast-Film-DS
izzylong.com