Printed medium sorting apparatus, printed medium sorting program, storage medium storing the program, printed medium sorting method, printing apparatus, printing apparatus control program, storage medium storing the program, and printing apparatus control method

摘要

A printing medium separation apparatus, including: a density information extraction unit that extracts density information about a predetermined printing area of a printing medium for use to print an image; an area partition unit that partitions the printing area into a plurality of partition areas; a blank amount calculation unit that calculates, based on the density information extracted for each of the partition areas being results of partitioning by the area partition unit, a blank amount of each of the partition areas; and a separation unit that subjects the printing medium to separation based on a result of calculating by the blank amount calculation unit.