System for converting print instruction into image data or print data based on whether a rasterization level is of a first level or a second level

摘要

In order to improve the total print operation speed of a print system for printing data supplied from a host computer via a communications unit, with a printer, a rasterization level is determined in accordance with a data transmission capacity of the communications unit, print data is generated at the determined rasterization level, and the generated data is transmitted to the printer.