The Difference Between Stage Magic and Movie Magic

When filming magic tricks, are we using the camera, or are the tricks themselves being executed on stage? For a moving like this, it's a good question. With this, christian bale in particular, really wanted to do his own magic tricks. And all through perhaps he was always practising a lot of the slight of hand. They were doing all their own tricks, but the computer would clean it up. A lot of times it looked very good. But sometimes, if a little piece of it was sticking out from his fingers, they would clean that up and post.