Patent ID: 7463789

Claim:
An image-processing device comprising: a reading section for reading a composite image that is formed by combining a plurality of images, the images being respectively formed by a plurality of data pixels or by a plurality of pixel blocks in each of which a plurality of pixels are included, the composite image being structured such that the pixels or the pixel blocks of the images to be combined are arranged in a predetermined order; and a controller that superposes a filter section on pixels or pixel blocks for forming a predetermined image or images of the images among the pixels or the pixel blocks of the images, the controller controlling a display section to display the filter section that has been superposed on the pixels or pixel blocks for forming the predetermined image or images while controlling the display section to display pixels or pixel blocks on which the filter section is not superposed; and a filter controller that switches the pixels or the pixel blocks on which the filter section is superposed so as to control the pixels or the pixel blocks displayed on the display section to be switched.