| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an image data structure for printing an image without performing any half-tone processing. <P>SOLUTION: JPEG data 100 are configured of an image data part 104 for storing compressed image data being an image data main body and a header part 102 for storing various header information being accessory information accessory to the compressed image data. In a vendor dependent area 108 in the header part 102, half-tone process data 112 obtained by half-tone processing data derived from the compressed image data and relevant information 110 relevant to the half-tone processing data 112 are embedded. <P>COPYRIGHT: (C)2004,JPO |
