An Improvement to Intra Block Copy in VVC with Reference Area Redefinition

DCC 2022: 2022 DATA COMPRESSION CONFERENCE (DCC)（2022）

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摘要

Intra block copy (IBC) has been verified as an effective tool for screen content coding. By redefining the reference area for IBC, we show that the coding efficiency can be much improved without increase the on-chip memory requirement in VVC.

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关键词

intra block copy,VVC,reference area redefinition,screen content coding,coding efficiency,on-chip memory requirement

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