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:
Jul. 15, 2025
Filed:
Dec. 29, 2020
Applicant:
Shanghai Bilibili Technology Co., Ltd., Shanghai, CN;
Inventors:
Qiang Fu, Shanghai, CN;
Pengcheng Li, Shanghai, CN;
Xiaofeng Ji, Shanghai, CN;
Jun Liu, Shanghai, CN;
Assignee:
SHANGHAI BILIBILI TECHNOLOGY CO., LTD., Shanghai, CN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06V 20/40 (2022.01); G06F 16/24 (2019.01); G06F 16/957 (2019.01); G06F 40/295 (2020.01); G06V 10/24 (2022.01);
U.S. Cl.
CPC ...
G06V 20/46 (2022.01); G06F 16/957 (2019.01); G06V 10/242 (2022.01);
Abstract
Embodiments of the present application provide a browser-based frame extraction method. The method includes: monitoring a target operation of a user on a target page of a browser; obtaining a local video file associated with the target operation; and extracting a plurality of target frames from the local video file using a WebAssembly video parser in the browser. This disclosure enables a browser to independently complete operations such as frame extraction on videos in various encoding formats so as to reduce server load.