Patent ID: 8493470
Filing Date: 2013-07-23
Classification: H04N

Abstract:
1. An image recording device comprising: an image recording device which records an extended image file storing a plurality of pieces of image data, and a basic file storing one representative piece of image data selected from the plurality of pieces of image data stored in the extended image file, in association with each other, the image recording device storing determination information for determining whether the basic file has been altered or not in the extended image file; a determining device which determines whether or not the basic file has been deleted, and determines whether or not the basic file has been altered based on the determination information; and a basic file restoring device which restores, if it is determined that the basic file has been deleted or altered, the basic file from the extended image file wherein the altered basic file is stored separately from the restored basic file, and information for identifying the altered basic file is stored in the extended image file.