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:
Jul. 01, 2025

Filed:

Jun. 14, 2023
Applicant:

Shanghai Bilibili Technology Co., Ltd., Shanghai, CN;

Inventors:

Xiaobo Li, Shanghai, CN;

Tianxiao Ye, Shanghai, CN;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04N 19/137 (2014.01); H04N 19/105 (2014.01); H04N 19/169 (2014.01); H04N 19/176 (2014.01);
U.S. Cl.
CPC ...
H04N 19/137 (2014.11); H04N 19/105 (2014.11); H04N 19/176 (2014.11); H04N 19/1883 (2014.11);
Abstract

A method for determining a sample adaptive offset mode includes: obtaining a motion vector included in a first coding tree block, and obtaining a reference frame of a video frame of the first coding tree block; obtaining a video resolution and a frame rate, calculating a threshold based on the video resolution and the frame rate; if it is determined that the motion vector is not greater than the threshold, determining a second coding tree block based on the motion vector; determining whether an offset mode is trusted; and if the offset mode is trusted, obtaining offset modes of all second coding blocks, and using obtained all types of offset modes as offset modes of the first coding tree block.


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