发明名称 IMAGE PROCESSING OF DCT-BASED VIDEO SEQUENCES IN COMPRESSED DOMAIN
摘要 <p>This invention relates to a method for applying at least one of contrast adjustment and brightness adjustment to a compressed, motion compensated DCT-based video sequence corresponding to an image processing operation, comprising the steps of providing the compressed, motion compensated DCT-based video sequence, applying the image processing operation on the video sequence in compressed domain resulting in an image processed, compressed video sequence, wherein the applying is executed by adjusting of DCT-components defining the DCT-based video sequence.</p>
申请公布号 EP1894413(A1) 申请公布日期 2008.03.05
申请号 EP20060744555 申请日期 2006.04.25
申请人 NOKIA CORPORATION 发明人 LUO, JIANGOONG;CHEBIL, FEHMI;ISLAM, ASAD
分类号 H04N7/26;G06T5/00;G06T5/10;H04N7/50 主分类号 H04N7/26
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