Encoder, decoder and corresponding methods for adaptive loop filtering

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United States of America

PATENT NO 12267491
APP PUB NO 20220377326A1
SERIAL NO

17871753

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Abstract

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A method of filtering a sample value of a picture and a video decoding apparatus are disclosed, the method comprises: obtaining a reconstructed sample value for a block of the picture; obtaining filter coefficients for adaptive loop filtering according to a bitstream; obtaining a sum value according to the filter coefficients and the reconstructed sample value for the block; rounding the sum value according to a vertical position of a sample in the block, to obtain a rounded sum value; obtaining a filter reconstructed sample value for the block according to the rounded sum value.

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Patent Owner(s)

Patent OwnerAddress
HUAWEI TECHNOLOGIES CO LTDHUAWEI ADMINISTRATION BUILDING BANTIAN LONGGANG DISTRICT SHENZHEN GUANGDONG 518129 518129

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Alshina, Elena Alexandrovna Munich, DE 125 191
Esenlik, Semih Munich, DE 264 943
Gao, Han Munich, DE 328 627
Kotra, Anand Meher Munich, DE 171 519
Wang, Biao Munich, DE 225 1041

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