公开(公告)号：US20240289993A1

公开(公告)日：2024-08-29

申请号：US18570629

申请日：2022-05-26

Applicant: ZTE Corporation ,  SUN YAT-SEN UNIVERSITY

Inventor： Fan Liang ,  Gui Xu ,  Zhao Wu ,  Ping Wu ,  Pinlong Cai ,  Shaowei Xie ,  Ying Gao

IPC: G06T9/00

CPC classification number: G06T9/001 ,  G06T9/002

Abstract: A data processing method and apparatus, an electronic device, and a storage medium are disclosed. The method may include determining a prediction table corresponding to attribute information of a point cloud; determining, a residual according to the prediction table; and encoding the residual and the index of the predicted value to form a code stream for transmission or storage.

公开(公告)号：US20240380911A1

公开(公告)日：2024-11-14

申请号：US18577790

申请日：2022-06-29

Applicant: ZTE Corporation

Inventor： Shaowei Xie ,  Zhao Wu ,  Ping Wu ,  Pinlong Cai ,  Ying Gao

IPC: H04N19/50 ,  H04N19/14 ,  H04N19/172 ,  H04N19/174 ,  H04N19/70

Abstract: Disclosed are a video coding method and apparatus, a video decoding method and apparatus, an electronic device and a storage medium. The video coding method may include: acquiring a video picture, wherein the video picture is at least one frame of picture of a video; and performing weighted predictive coding of the video picture to generate a picture code stream, wherein the weighted predictive coding uses at least one set of weighted prediction identification information and parameters.