Patent ID: 6876466

Claim:
An image processing system, comprising: a memory for storing image data of a plurality of pages; a first controller which executes a writing of a set of image data of a plurality of pages into said memory in a prescribed page order and repeatedly executes a reading of the set of image data from said memory and an image processing thereof; a detector for detecting insufficiency of empty capacity of said memory; and a second controller which, in the event that insufficiency of empty capacity of said memory is detected by said detector during the writing of image data into said memory by said first controller, deletes image data of one or a plurality of pages from said memory in reverse of said prescribed page order and executes a writing of image data of one or a plurality of subsequent pages into said memory, a reading thereof from said memory, an image processing thereof and a deletion thereof from said memory so that image data of one or a plurality of pages stored earlier is held in said memory.