Patent ID: 7468743
Filing Date: 2008-12-23
Classification: H04N

Abstract:
1. A photographing device comprising: a switch that starts a photographing operation; an image sensor that continuously outputs a plurality of images before and after turning on the switch; an area setting unit that sets an area on the plurality of images obtained by the output of the image sensor before turning on the switch, according to the distance to a subject; a determining unit that determines, within the area set by the area setting unit on the plurality of images obtained by the output of the image sensor before turning on the switch, whether or not a movement vector between the plurality of images can be detected; and a movement vector detecting unit that, in a case where the determining unit determines that the movement vector can be detected, sets the area set by the area setting unit on the plurality of images obtained before turning on the switch onto the plurality of images obtained after turning on the switch, and detects a movement vector between the plurality of images obtained after turning on the switch.