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:
Oct. 12, 2021

Filed:

Jun. 28, 2019
Applicant:

Huawei Technologies Co., Ltd., Guangdong, CN;

Inventors:

Jicheng An, Shenzhen, CN;

Jianhua Zheng, Beijing, CN;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 19/86 (2014.01); H04N 19/119 (2014.01); H04N 19/176 (2014.01); H04N 19/186 (2014.01);
U.S. Cl.
CPC ...
H04N 19/86 (2014.11); H04N 19/119 (2014.11); H04N 19/176 (2014.11); H04N 19/186 (2014.11);
Abstract

An image filtering method and apparatus are disclosed. The method includes: obtaining a first index of the luma blocks, wherein the first index represents a filter type applicable to the luma blocks; obtaining a second index of the first chroma blocks, wherein the second index represents a filter type applicable to the first chroma blocks; filtering the luma blocks by applying a first filter in a filter set, the first filter corresponding to the first index; and filtering the first chroma blocks by applying a second filter in the filter set, the second filer corresponding to the second index.


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