Patent ID: 7194476
Filing Date: 2007-03-20
Classification: B41J,H04N,Y10S

Abstract:
1. An image processing method for controlling an image processing apparatus to execute a calibration process to create a new database file, including a gradation correction table according to a characteristic of an image formation unit on the basis of an original database file according to a kind of image formation unit, said method comprising the steps of: comparing, in an upgraded version of a printer driver for the image processing apparatus, version information in an original database file of the version-upgraded printer driver with version information in the new database file; and executing the calibration process, for forming the gradation correction table, by using the original database file of the version-upgraded printer driver in a case where the version information in the original database file of the version-upgraded printer driver does not correspond to the version information of the new database file, wherein the calibration process is not executed in a case where the version information of the original database file of the version-upgraded printer driver corresponds to the version information of the new database file, and wherein the execution of the calibration process is managed according to discrimination information of a print head used in said image formation unit.