Title:
IMAGE ENHANCEMENT METHOD AND SYSTEM, AND COMPUTER READABLE STORAGE MEDIUM
Document Type and Number:
WIPO Patent Application WO/2020/042621
Kind Code:
A1
Abstract:
An image enhancement method and system, and a computer readable storage medium. The method comprises the following steps: upon detecting a frame signal of a current image display content, acquiring coding information, histogram distribution information (HIST), and signal characteristic parameters of the display content (S1); querying a preset first LUT table according to the coding information of the display content to obtain corresponding control parameters (S2); processing the histogram distribution information according to the control parameters and the signal characteristic parameters to obtain processed histogram distribution information (HIST_A) (S3); obtaining an APL control value according to the processed histogram distribution information (S4); and enhancing the image according to the APL control value (S5). Compared with the prior art, the method can improve the screen display effect and the user experience without increasing hardware costs.
Inventors:
CHEN YIXIN (CN)
XIE RENLI (CN)
XIE RENLI (CN)
Application Number:
PCT/CN2019/082219
Publication Date:
March 05, 2020
Filing Date:
April 11, 2019
Export Citation:
Assignee:
SHENZHEN TCL NEW TECH CO LTD (CN)
International Classes:
G06T5/40
Domestic Patent References:
| WO2010036722A1 | 2010-04-01 |
Foreign References:
| CN109300095A | 2019-02-01 | |||
| CN107948554A | 2018-04-20 | |||
| CN107293265A | 2017-10-24 | |||
| CN106651819A | 2017-05-10 | |||
| CN107945163A | 2018-04-20 |
Other References:
See also references of EP 3846119A4
Attorney, Agent or Firm:
CENFO INTELLECTUAL PROPERTY AGENCY (CN)
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