DATA PROCESSOR, FILE PREPARATION METHOD, PROGRAM AND RECORDING MEDIUM HAVING THE PROGRAM RECORDED THEREON

摘要

PROBLEM TO BE SOLVED: To activate an application program for using a file by a simple operation at converting processing data into the file. SOLUTION: For instance, at reading images, preparing image data, processing the images and preparing the file of the processing data, a code identifying the application program for a user of the file is incorporated in the file.