Title:
SCREEN CAPTURE MANAGEMENT METHOD AND APPARATUS, AND MOBILE TERMINAL
Document Type and Number:
WIPO Patent Application WO/2021/159644
Kind Code:
A1
Abstract:
The present application provides a screen capture management method and apparatus, and a mobile terminal, applicable to the technical field of data processing. The method comprises: detecting whether a currently invoked control has a first identifier; if the control has the first identifier, obtaining display pages of the control and the display size of each display page at a first frequency; creating a picture context on the basis of the display size of each display page, providing a canvas according to the picture context, and rendering each display page to the corresponding canvas to generate a rendered control picture corresponding to each display page; rendering all the control pictures obtained into an encrypted video stream according to the corresponding display sizes, and playing back the encrypted video stream; and if a screen capture instruction for the encrypted video stream is detected, obtaining the background image corresponding to the first identifier, and storing the background image as a screenshot corresponding to the screen capture instruction. Embodiments of the present application make it impossible for users to take screenshots of controls identified in applications, thereby improving information security of a mobile terminal.
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Inventors:
LI HONGFENG (CN)
Application Number:
PCT/CN2020/093596
Publication Date:
August 19, 2021
Filing Date:
May 30, 2020
Export Citation:
Assignee:
PING AN TECH SHENZHEN CO LTD (CN)
International Classes:
H04N21/44; H04N21/4408
Foreign References:
| CN104408686A | 2015-03-11 | |||
| CN110377202A | 2019-10-25 | |||
| CN108038396A | 2018-05-15 | |||
| CN108563382A | 2018-09-21 | |||
| US20190182549A1 | 2019-06-13 |
Other References:
YU ZIJIANG: "iOS Anti-Capture Solution (Based on DRM)", 1 January 2019 (2019-01-01), XP055835342, Retrieved from the Internet
Attorney, Agent or Firm:
SCIHEAD IP LAW FIRM (CN)
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