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:
Aug. 11, 2026
Filed:
Sep. 25, 2024
Tencent America Llc, Palo Alto, CA (US);
Stephan Wenger, Palo Alto, CA (US);
Arianne Hinds, Palo Alto, CA (US);
TENCENT AMERICA LLC, Palo Alto, CA (US);
Abstract
A method and apparatus comprising computer code configured to cause a processor or processors to obtain video data comprising at least one coded picture, reconstruct a coded picture including a film grain characteristics SEI message, an alpha channel information SEI message, and at least a first sample and a second sample and at least a third alpha map sample and a fourth alpha map sample, wherein after reconstruction the first sample and the third alpha map sample, and the second sample and first sample are spatially co-located; apply film grain synthesis to the first sample based on a first value of the third sample; and determine to not applying film grain syntheses to the second sample based on a second value of the fourth sample, wherein the first value and second value are different from each other.