In a file system of image data, since a plurality of images are stored on a file medium for an effective use of a memory area, original images are encoded to obtain compressed data for {HEAD ~ storage} in {TAIL ~ a common practice} 
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In a file system of image data , since a plurality of images are stored on a file medium for an effective use of a memory area , original images are encoded to obtain compressed data for { HEAD ~ storage } in { TAIL ~ a common practice }
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