- 专利标题: Methods and apparatus for directional intra prediction in video compression
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申请号: US16223872申请日: 2018-12-18
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公开(公告)号: US10652534B2公开(公告)日: 2020-05-12
- 发明人: Xin Zhao , Xiang Li , Shan Liu , Liang Zhao
- 申请人: TENCENT AMERICA LLC
- 申请人地址: US CA Palo Alto
- 专利权人: TENCENT AMERICA LLC
- 当前专利权人: TENCENT AMERICA LLC
- 当前专利权人地址: US CA Palo Alto
- 代理机构: Sughrue Mion, PLLC
- 主分类号: H04N19/176
- IPC分类号: H04N19/176 ; H04N19/11 ; H04N19/196
摘要:
A method of and an apparatus for controlling intra and/or inter prediction for decoding of a video sequence are provided. The method includes determining a total number of intra prediction modes for a current block, a number of Most Probable Modes (MPMs) in the current block, and a number of non-MPMs in the current block, wherein the total number of intra prediction modes for the current block is equal to a sum of the number of MPMs in the current block and the number of non-MPMs in the current block. The method further includes adjusting the total number of intra prediction modes to a value such that the number of non-MPMs is a power of 2 or a sum of multiple power of 2.
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