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:
Jun. 23, 2026

Filed:

Jul. 13, 2022
Applicants:

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

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

Inventors:

Li Zhang, San Diego, CA (US);

Kai Zhang, San Diego, CA (US);

Yue Wang, Beijing, CN;

Assignees:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 19/70 (2014.01); H04N 19/124 (2014.01); H04N 19/176 (2014.01); H04N 19/186 (2014.01);
U.S. Cl.
CPC ...
H04N 19/124 (2014.11); H04N 19/176 (2014.11); H04N 19/186 (2014.11); H04N 19/70 (2014.11);
Abstract

A method of video processing includes determining, for a current video block of a video coded using an adaptive color transform mode, whether a joint coding of chroma residuals (JCCR) coding tool is enabled for the current video block, and performing, based on the determining, a conversion between the video and a bitstream of the video, wherein the bitstream conforms to a rule, and wherein the rule specifies that one or more quantization parameter (QP) offsets used for coding the current video block are signaled when the JCCR coding tool is enabled.


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