FLash MX
I import the movie file on one layer and then create another layer above that so I can trace around the figures in the movie.
Its time consuming but worth it.
( bovine www.richardtingley.co.uk, Tue 26 Nov 2002, 10:55, archived)

Presumably
especially when it's boobies...
( Dr.Dunno, Tue 26 Nov 2002, 10:57, archived)