Videomaker – Learn video production and editing, camera reviews › Forums › Technique › Editing › cropping around people or shapes › I hate to be the bearer of
I hate to be the bearer of bad news, but it sounds like what you're trying to accomplish is best outsourced to an experienced compositor. You can probably take the time to do it yourself, but I'm not sure you would be happy with the final product. Rotoscoping is neither fun nor fast. If 'quick and dirty' is good enough for you, then give it a shot.