发明名称 Video signal processing method and apparatus by feature points extraction in the compressed domain.
摘要 A metadata extraction unit has a feature point selection and motion estimation unit 62 for extracting at least one feature point representing characteristics of the video/audio signals in a compressed domain of the video/audio signals. Thus, reduction of time or cost for processing can be realized and it makes it possible to process effectively.
申请公布号 EP1147669(A1) 申请公布日期 2001.10.24
申请号 EP19990974241 申请日期 1999.11.29
申请人 SONY CORPORATION 发明人 KUHN, M. PETER
分类号 H04N5/91;G06F17/30;G06T7/20;H04N7/26;H04N7/32;(IPC1-7):H04N7/26;H04N7/36 主分类号 H04N5/91
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