The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Aug. 11, 2026

Filed:

Oct. 21, 2024
Applicant:

Tencent America Llc, Palo Alto, CA (US);

Inventors:

Yixin Du, Palo Alto, CA (US);

Xin Zhao, Palo Alto, CA (US);

Shan Liu, Palo Alto, CA (US);

Assignee:

TENCENT AMERICA LLC, Palo Alto, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 19/80 (2014.01); H04N 19/103 (2014.01); H04N 19/117 (2014.01); H04N 19/132 (2014.01); H04N 19/136 (2014.01); H04N 19/184 (2014.01); H04N 19/70 (2014.01);
U.S. Cl.
CPC ...
H04N 19/80 (2014.11); H04N 19/103 (2014.11); H04N 19/117 (2014.11); H04N 19/132 (2014.11); H04N 19/136 (2014.11); H04N 19/184 (2014.11); H04N 19/70 (2014.11);
Abstract

Aspects of the disclosure provide methods and apparatuses for video encoding/decoding. An example method of video decoding includes receiving a video bitstream and reconstructing a first sample of the video bitstream using a non-linear mapping-based filter with a first filter shape configuration of a plurality of filter shape configurations. The plurality of filter shape configurations includes at least two filter shape configurations that are based on a same geometric shape and include a same number of filter taps, and the filter taps of the at least two filter shape configurations are located at different positions. The method further includes selecting a second filter shape configuration of the plurality of filter shape configurations, and reconstructing a second sample in the video based on the non-linear mapping-based filter with the second filter shape configuration.


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