Title:
METHOD AND APPARATUS FOR TONE MAPPING, AND COMPUTER USABLE MEDIUM STORING SOFTWARE FOR IMPLEMENTING THE METHOD
Document Type and Number:
WIPO Patent Application WO/2022/094945
Kind Code:
A1
Abstract:
A method for tone mapping on an image according to the present disclosure includes, acquiring an image, deciding whether a shooting condition is a backlight condition, when the shooting condition is decided not to be a backlight condition, calculating a luminance using camera parameters and selecting a tone curve according to the calculated luminance, when the shooting condition is decided to be a backlight condition, selecting a tone curve suitable for a backlight condition, and performing tone mapping on the image using the selected tone curve.
Inventors:
DAI YAMAMURO (JP)
Application Number:
PCT/CN2020/127210
Publication Date:
May 12, 2022
Filing Date:
November 06, 2020
Export Citation:
Assignee:
GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP LTD (CN)
International Classes:
H04N5/235
Foreign References:
| CN101594448A | 2009-12-02 | |||
| CN111294575A | 2020-06-16 | |||
| CN103841337A | 2014-06-04 | |||
| CN104038704A | 2014-09-10 |
Attorney, Agent or Firm:
CHINA PAT INTELLECTUAL PROPERTY OFFICE (CN)
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