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Patent Searching and Data


Title:
INTER-FRAME PREDICTION METHOD, ENCODER, DECODER, AND STORAGE MEDIUM
Document Type and Number:
WIPO Patent Application WO/2021/196242
Kind Code:
A1
Abstract:
Provided in the embodiments of the present application are an inter-frame prediction method, an encoder, a decoder and a storage medium, the method comprising: parsing a code stream, and determining a prediction mode parameter of a current block; when the prediction mode parameter indicates to determine an inter-frame prediction value of the current block by using an inter-frame geometric partitioning mode (GPM), determining a GPM parameter of the current block, a fusion movement information candidate list of the current block and attribute information of movement information in the fusion movement information candidate list; determining, according to the GPM parameter, the fusion movement information candidate list and the attribute information, a first movement information mapping table of a first partition and a second movement information mapping table of a second partition; and determining the inter-frame prediction value of the current block according to the first movement information mapping table, the second movement information mapping table and the fusion movement information candidate list.

Inventors:
HUO JUNYAN (CN)
MA YANZHUO (CN)
WAN SHUAI (CN)
YANG FUZHENG (CN)
RAN QIHONG (CN)
QIU RUIPENG (CN)
Application Number:
PCT/CN2020/083380
Publication Date:
October 07, 2021
Filing Date:
April 03, 2020
Export Citation:
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Assignee:
GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP LTD (CN)
International Classes:
H04N19/513
Foreign References:
CN109819255A2019-05-28
CN110944171A2020-03-31
CN109922336A2019-06-21
CN110809161A2020-02-18
EP3062518A12016-08-31
Attorney, Agent or Firm:
CHINA PAT INTELLECTUAL PROPERTY OFFICE (CN)
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