{HEAD ~ An object} of {TAIL ~ the present invention} is to provide an image forming apparatus that can perform a process of transforming an edge of an image such as trapping with less memory than prior art by using a small reference area and modification information 
of
{ HEAD ~ An object } of { TAIL ~ the present invention } is to provide an image forming apparatus that can perform a process of transforming an edge of an image such as trapping with less memory than prior art by using a small reference area and modification information
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