| 摘要 |
<P>PROBLEM TO BE SOLVED: To suppress deterioration of image quality in "generation copies" that a copied original is repeatedly copied. <P>SOLUTION: The present invention provides an image processing apparatus comprising: image obtaining means obtaining image data; unsharp image generating means for generating an unsharp image having a small concentration change between the image data and adjacent pixels; reproduction information generating means for generating reproduction information for reproducing an illumination light distribution image related to the image data with at least the unsharp image; and digital watermark information embedding means for embedding the reproduction information into the image data as digital watermark information. <P>COPYRIGHT: (C)2012,JPO&INPIT |
