Image forming apparatus storing binary monochrome image data on internal memory and multi-level image data on external memory, image forming method, and computer program product

摘要

An image forming apparatus includes an obtaining unit that obtains from outside multilevel image data in color mode for forming a color print, and obtains binary image data in monochrome mode for forming a black-and-white print. The image forming apparatus also includes a volatile memory that stores therein the binary image data.