发明名称 |
Image conversion method, image conversion apparatus, and image conversion program storage medium |
摘要 |
In an image conversion method of performing an image conversion between binary area tonal image-to-binary area tonal image, an image conversion apparatus, and an image conversion program storage medium storing an image conversion program which causes a computer to operate as such an image conversion apparatus, a binary area tonal image is once converted into a multi-level image, and pixel values of the multi-level image are converted. An areal ration of each divided area corresponding to the associated pixel of the multi-value image, of the original binary area tonal image is increased or decreased in accordance with the difference value between the pixel values of the associated pixels between the multi-value image after conversion of the pixel value and the multi-value image before conversion of the pixel value.
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申请公布号 |
US2002140983(A1) |
申请公布日期 |
2002.10.03 |
申请号 |
US20020103849 |
申请日期 |
2002.03.25 |
申请人 |
FUJI PHOTO FILM CO., LTD. |
发明人 |
SHIMIZU OSAMU |
分类号 |
H04N1/40;H04N1/46;H04N1/60;(IPC1-7):B41J1/00;G06F15/00 |
主分类号 |
H04N1/40 |
代理机构 |
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代理人 |
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地址 |
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