发明名称 |
A method for preserving image detail when adjusting the tone scale of a digital color image |
摘要 |
<p>A method for preserving spatial detail when adjusting the tone scale of a digital color image, the method comprises receiving a digital color image; providing a tone scale function for adjusting the tone scale of the digital color image; generating a luminance signal from the digital color image; using the tone scale function and the control signal applied to each color channel of the digital color image to produce an enhanced digital color image. <IMAGE></p> |
申请公布号 |
EP1017228(A2) |
申请公布日期 |
2000.07.05 |
申请号 |
EP19990204117 |
申请日期 |
1999.12.03 |
申请人 |
EASTMAN KODAK COMPANY |
发明人 |
GALLAGHER, ANDREW CHARLES;GINDELE, EDWARD BROOKS |
分类号 |
H04N1/46;G06T5/00;H04N1/58;H04N1/60;(IPC1-7):H04N1/60 |
主分类号 |
H04N1/46 |
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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