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.
Patent No.:
Date of Patent:
Apr. 09, 2024
Filed:
Dec. 07, 2022
Beijing Bytedance Network Technology Co., Ltd., Beijing, CN;
Bytedance Inc., Los Angeles, CA (US);
Kai Zhang, San Diego, CA (US);
Yuwen He, San Diego, CA (US);
Li Zhang, San Diego, CA (US);
Hongbin Liu, Beijing, CN;
Tianliang Fu, Beijing, CN;
Junru Li, Beijing, CN;
Siwei Ma, Beijing, CN;
BEIJING BYTEDANCE NETWORK TECHNOLOGY CO., LTD., Beijing, CN;
BYTEDANCE INC., Los Angeles, CA (US);
Abstract
Examples of video encoding methods and apparatus and video decoding methods and apparatus are described. An example method of processing video data includes determining, for a conversion between a video block of a video and a bitstream of the video, a gradient of a prediction vector at a sub-block level for the video block according to a rule, wherein the rule specifies to use a same gradient value is assigned for all samples within a sub-block of the video block; and performing the conversion based on the determining.