IMAGE CHANGE DETECTING DEVICE IMPROVING IMAGE CHANGE DETECTING SPEED AND IMAGE CHANGE DETECTING METHOD

摘要

According to the present invention, an image change detecting method comprises the following steps of: setting a first comparison block group including comparison blocks with regard to a first image frame and a second comparison block group including comparison blocks with regard to a second image frame; comparing the comparison blocks of the first comparison block group and the comparison blocks of the second comparison block group, respectively; and detecting whether an image change between the first and second image frames is detected by using the comparison results.;COPYRIGHT KIPO 2016