Title:
IMAGE NOISE REDUCTION METHOD AND APPARATUS, AND STORAGE MEDIUM AND ELECTRONIC DEVICE
Document Type and Number:
WIPO Patent Application WO/2021/047345
Kind Code:
A1
Abstract:
Disclosed is an image noise reduction method, comprising: acquiring multiple frames of images to be processed of the same photographing scene; determining a first image serving as a reference image, and taking other images as second images; dividing the first image and the second images into a plurality of regions; calculating a first homography matrix; performing noise reduction fusion processing on the second images and the first image on the basis of the corresponding first homography matrix to obtain a target image; and eliminating ghosting in a composite image.
Inventors:
SHAO ANBAO (CN)
Application Number:
PCT/CN2020/108904
Publication Date:
March 18, 2021
Filing Date:
August 13, 2020
Export Citation:
Assignee:
GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP LTD (CN)
International Classes:
H04N5/357; H04N9/04
Foreign References:
| CN110602467A | 2019-12-20 | |||
| CN109671106A | 2019-04-23 | |||
| CN109064392A | 2018-12-21 | |||
| US9792021B1 | 2017-10-17 |
Attorney, Agent or Firm:
ESSEN PATENT & TRADEMARK AGENCY (CN)
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