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:
Sep. 29, 2026

Filed:

Jun. 20, 2023
Applicants:

Beijing Bytedance Network Technology Co., Ltd., Beijing, CN;

Bytedance Inc., Los Angeles, CA (US);

Inventors:

Li Zhang, San Diego, CA (US);

Hongbin Liu, Beijing, CN;

Kai Zhang, San Diego, CA (US);

Yue Wang, Beijing, CN;

Assignees:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 19/82 (2014.01); H04N 19/117 (2014.01); H04N 19/174 (2014.01); H04N 19/186 (2014.01); H04N 19/70 (2014.01);
U.S. Cl.
CPC ...
H04N 19/82 (2014.11); H04N 19/117 (2014.11); H04N 19/174 (2014.11); H04N 19/186 (2014.11); H04N 19/70 (2014.11);
Abstract

Methods, systems and devices for signaling the usage of adaptive loop filtering in image and video coding are described. An example method of video processing includes determining, for a conversion between a current region of a video and a bitstream representation of the video, whether a luma adaptive loop filter is used during the conversion and whether luma adaptive loop filter coefficients are included in the bitstream representation, wherein a single syntax element in the bitstream representation is indicative of use of the luma adaptive loop filter and signaling of the luma adaptive loop filter coefficients, and performing, based on the determining, the conversion.


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