发明公开
- 专利标题： SIGNALING QUANTIZATION MATRICES FOR VIDEO CODING
- 专利标题（中）： 信令量化DIES用于视频编码
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申请号： EP12788057.3申请日： 2012-11-07
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公开(公告)号： EP2777263A1公开(公告)日： 2014-09-17
- 发明人: JOSHI, Rajan Laxman , KARCZEWICZ, Marta
- 申请人： QUALCOMM INCORPORATED
- 申请人地址： International IP Administration 5775 Morehouse Drive San Diego, California 92121-1714 US
- 专利权人： QUALCOMM INCORPORATED
- 当前专利权人： QUALCOMM INCORPORATED
- 当前专利权人地址： International IP Administration 5775 Morehouse Drive San Diego, California 92121-1714 US
- 代理机构： Howe, Steven
- 优先权： US201161556785P 20111107; US201261594885P 20120203; US201261597107P 20120209; US201261605654P 20120301; US201213670011 20121106
- 国际公布： WO2013070766 20130516
- 主分类号： H04N7/26
- IPC分类号： H04N7/26
摘要：
The techniques of this disclosure may be generally related to signaling values of a quantization matrix. In some examples, coefficient values in the quantization matrix may be downsampled with different factors based on where the coefficient values are located in the quantization matrix.
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