发明名称 Image processing system and its smoothing method for correcting color fog and backlight of a digital image
摘要 An image processing system including a correction pattern storing unit for storing correction patterns set corresponding to kinds of color fogs, a correction pattern selecting unit for selecting a correction pattern suitable for correction of input image, a correction amount storing unit for storing a correction amount indicative of an appropriate degree of correction on color fog, a tone curve generating unit for generating a tone curve of RGB based on a selected correction pattern and a correction amount stored in the correction amount storing unit, and an LUT converting unit for performing table conversion on image data of input image according to a generated tone curve to conduct color conversion processing of all the pixels of image data.
申请公布号 US6346994(B1) 申请公布日期 2002.02.12
申请号 US20000505140 申请日期 2000.02.15
申请人 NEC CORPORATION 发明人 INOUE AKIRA
分类号 G06T5/40;(IPC1-7):B41B1/00 主分类号 G06T5/40
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