1. An autostereoscopic display system control method comprising: capturing at least one characteristic of an object at a first instant; capturing the at least one characteristic of the object at a second instant; determining a moving direction of the object according to the at least one characteristic of the object captured respectively at the first instant and the second instant; and projecting a left view image and a right view image to the object, a center point of the left view image and the right view image deviating from a center line of the object.