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:
Dec. 30, 2025

Filed:

Jun. 13, 2024
Applicant:

Tencent America Llc, Palo Alto, CA (US);

Inventors:

Byeongdoo Choi, Palo Alto, CA (US);

Stephan Wenger, Hillsborough, CA (US);

Shan Liu, San Jose, CA (US);

Assignee:

Tencent America LLC, Palo Alto, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 19/44 (2014.01); H04N 19/105 (2014.01); H04N 19/132 (2014.01); H04N 19/169 (2014.01); H04N 19/172 (2014.01); H04N 19/33 (2014.01); H04N 19/46 (2014.01);
U.S. Cl.
CPC ...
H04N 19/44 (2014.11); H04N 19/105 (2014.11); H04N 19/132 (2014.11); H04N 19/172 (2014.11); H04N 19/1883 (2014.11); H04N 19/33 (2014.11); H04N 19/46 (2014.11);
Abstract

In a method of decoding, a first flag of a sequence parameter set (SPS) that is referred to by a current picture is obtained. The current picture is decoded based on whether the first flag indicates the reference picture resampling is enabled. The first flag equal to a first value indicates that the reference picture resampling is enabled and the current picture is allowed to include slices that refer to a reference picture with at least one of a different spatial resolution or a different scaling window in an active entry of a reference pictures list. The first flag equal to a second value indicates that the reference picture resampling is disabled and no slice of the current picture refers to the reference picture with the at least one of the different spatial resolution or the different scaling window in the active entry of the reference picture list.


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