IMAGE PROCESSING APPARATUS, IMAGE PROCESSING PROGRAM AND IMAGE PROCESSING METHOD

摘要

PROBLEM TO BE SOLVED: To improve compression effect as a whole while suppressing the deterioration in image quality due to coding of character information important for a document image. SOLUTION: Regions having attributes of characters are extracted from an acquired original document image, more quantity of codes is assigned to character regions and less quantity thereof is assigned to the other regions by a coding system of JPEG2000 on the basis of acquired character region information (S103), and coding is performed. The coded image data are made into a file and are stored in a storing portion in a way that the data can be managed, or are transferred via a communication interface. COPYRIGHT: (C)2005,JPO&NCIPI