- 专利标题: Method and apparatus for video coding
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申请号: US16455286申请日: 2019-06-27
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公开(公告)号: US10911766B2公开(公告)日: 2021-02-02
- 发明人: Liang Zhao , Shan Liu , Xin Zhao , Xiang Li
- 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: Oblon, McClelland, Maier & Neustadt, L.L.P.
- 主分类号: H04N19/44
- IPC分类号: H04N19/44 ; H04N19/119 ; H04N19/176 ; H04N19/11 ; H04N19/593 ; H04N19/103 ; H04N19/159 ; H04N19/70
摘要:
Processing circuitry decodes prediction information of a block from a coded video bitstream. The block is a non-square block and the prediction information of the block is indicative of a wide angle intra prediction mode in a specific number of wide angle intra prediction modes with angles that are outside a range of directional modes from a bottom-left diagonal mode to a top-right diagonal mode for a square block. The wide angle intra prediction modes are in a first set of intra prediction modes associated with the block. The directional modes are in a second set of intra prediction modes associated with the square block. The specific number of the wide angle intra prediction modes is a function of an aspect ratio of the block. Further, the processing circuitry reconstructs at least one sample of the block according to the wide angle intra prediction mode.
公开/授权文献
- US20200007880A1 METHOD AND APPARATUS FOR VIDEO CODING 公开/授权日:2020-01-02
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