Title:
METHOD, DEVICE AND APPARATUS FOR ADDING AND EXTRACTING VIDEO WATERMARK
Document Type and Number:
WIPO Patent Application WO/2020/244474
Kind Code:
A1
Abstract:
A method, device and apparatus for adding and extracting a video watermark, and a computer readable storage medium. The method for adding a video watermark comprises: acquiring watermark information, and generating, according to the watermark information, a transparent watermark image carrying the watermark information; and adding the transparent watermark image to a video playback image.
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Inventors:
WANG FENG (CN)
Application Number:
PCT/CN2020/093658
Publication Date:
December 10, 2020
Filing Date:
June 01, 2020
Export Citation:
Assignee:
ZTE CORP (CN)
International Classes:
H04N19/467; H04N21/8358
Foreign References:
| CN110896484A | 2020-03-20 | |||
| CN103458320A | 2013-12-18 | |||
| CN101742193A | 2010-06-16 | |||
| US20090060261A1 | 2009-03-05 | |||
| CN103366330A | 2013-10-23 | |||
| CN109685710A | 2019-04-26 | |||
| CN109791579A | 2019-05-21 | |||
| CN109413508A | 2019-03-01 |
Attorney, Agent or Firm:
SHANGHAI CHENHAO INTELLECTUAL PROPERTY LAW FIRM GENERAL PARTNERSHIP (CN)
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