You've all seen the amazing 'tests' of the new Object Tracking function by Sebastian König. But how does he do it? Check out his video tutorial on Blender Cookie to learn all his (Blender-) secrets!
Sebastian König writes:
In this overview of some upcoming features in Blender, we show you how to use the new Object Tracking available in the Tomato branch. Object Tracking, similar to Camera Tracking, allows you to track the position of an object relevant to the camera so that you can replace objects in real footage with a 3D model.