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:
Mar. 31, 2020
Filed:
Aug. 08, 2017
Tencent Technology (Shenzhen) Company Limited, Shenzhen, Guangdong, CN;
Liwei Zhang, Guangdong, CN;
Tencent Technology (Shenzhen) Company Limited, Shenzhen, CN;
Abstract
A method and a device for processing a multimedia file are provided. In some embodiments, for a multimedia file to be processed, payload data in the multimedia file is acquired, and the payload data includes multi-frame data forming the multimedia file. Some pieces of frame data are selected from the payload data as frame data to be encrypted, and the frame data to be encrypted is encrypted. New payload data is formed by the encrypted frame data and unencrypted frame data, and the new payload data is encoded to obtain an encoded multimedia file. Therefore, the protection of the copyrights of the multimedia file is achieved.