发明名称 Image processing method and image processing apparatus
摘要 Image processing method and image processing apparatus capable of reducing data volume further after JPEG compression are provided. RGB data is first converted into YUV data, and then scale conversion of luminance value and color-difference value of the YUV data is performed. Discrete cosine transform of the scale-converted YUV data is performed, and the data after the discrete cosine transform is coded into a Huffman code.
申请公布号 US2007252850(A1) 申请公布日期 2007.11.01
申请号 US20070790616 申请日期 2007.04.26
申请人 SHARP KABUSHIKI KAISHA 发明人 FUJIWARA MICHIKO;TANAKA TATSUYA;YASUOKA NORIHIDE;MATSUOKA TOMOE;OKUYAMA MASAHIRO
分类号 G09G5/02 主分类号 G09G5/02
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