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. 24, 2023

Filed:

Nov. 03, 2021
Applicant:

Futurewei Technologies, Inc., Plano, TX (US);

Inventors:

Shan Liu, San Jose, CA (US);

Xiang Ma, Shenzhen, CN;

Assignee:

Futurewei Technologies, Inc., Addison, TX (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 19/11 (2014.01); H04N 19/139 (2014.01); H04N 19/96 (2014.01); H04N 19/61 (2014.01); H04N 19/593 (2014.01); H04N 19/82 (2014.01); H04N 19/176 (2014.01); H04N 19/107 (2014.01); H04N 19/523 (2014.01);
U.S. Cl.
CPC ...
H04N 19/11 (2014.11); H04N 19/139 (2014.11); H04N 19/61 (2014.11); H04N 19/96 (2014.11); H04N 19/107 (2014.11); H04N 19/176 (2014.11); H04N 19/523 (2014.11); H04N 19/593 (2014.11); H04N 19/82 (2014.11);
Abstract

A video coding device receives a bitstream including video data. The device determines an intra-prediction mode subset. The intra-prediction mode subset include intra-prediction modes that correlate to a plurality of reference lines for a current image block and excludes intra-prediction modes that correlate to a primary reference line for the current image block. When a first intra-prediction mode is included in the intra-prediction mode subset, the device decodes the first intra-prediction mode by an alternative intra-prediction mode index. When the first intra-prediction mode is not included in the intra-prediction mode subset, the device decodes the first intra-prediction mode by an intra-prediction mode index. The device presents video data including an image block decoded based on the first intra-prediction mode.


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