| 摘要 |
PROBLEM TO BE SOLVED: To provide a game machine capable of detecting the motion of a subject highly precisely in the case where the motion of the subject is detected on the basis of the size of the subject in an image taken by an imaging part.SOLUTION: A game machine comprises: a subject specification part for specifying the subjects which are individually contained in a plurality of images taken continuously by an imaging part; a movement detection part for detecting the movement of the subject along a first direction normal to the imaging face of the imaging part on the basis of the area and brightness of the subject in the images; and a performance execution part for executing a first performance corresponding to the first direction, in the case where the movement detection part detects the movement of the subject along the first direction. |
