1. An image processing device comprising: a first imaging unit configured to capture an image including an object; a display configured to display the captured image; a second imaging unit configured to capture a position of eyes of a user; a gaze map generator configured to generate a gaze map including information about a gaze zone on the display according to passage of time based on the position of the eyes; and an image processor configured to generate a motion picture based on the generated gaze map and the captured image.