发明名称 |
Color image encoding method and apparatus |
摘要 |
This invention relates to an image processing apparatus having a function of encoding or decoding image data and discloses a technique for extracting an image feature, especially a thin image portion of a specific color of an image, and for encoding the thin image portion with high efficiency to minimize degradation of image quality by selecting an appropriate encoding method.
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申请公布号 |
US5909505(A) |
申请公布日期 |
1999.06.01 |
申请号 |
US19970811286 |
申请日期 |
1997.03.04 |
申请人 |
CANON KABUSHIKI KAISHA |
发明人 |
KATAYAMA, AKIHIRO;YASUDA, YASUHIKO;KATO, SHIGEO;UCHIO, HIROKAZU |
分类号 |
G06T9/00;H04N1/64;H04N7/26;H04N11/04;(IPC1-7):G06K9/34;G06K9/46 |
主分类号 |
G06T9/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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