Title:
VIDEO QUALITY EVALUATION METHOD, APPARATUS AND DEVICE, AND STORAGE MEDIUM
Document Type and Number:
WIPO Patent Application WO/2018/153161
Kind Code:
A1
Abstract:
Disclosed are a video quality evaluation method, apparatus and device, and a storage medium. The method comprises: dividing each frame of image in a video, on which a quality evaluation needs to be performed, into image blocks of a pre-set size; determining a distortion metric value of each of the image blocks according to a standard deviation of space-time domain gradients of each of the image blocks and a mean squared error of pixel values; determining a distortion metric value of each frame of image according to the distortion metric value of the image block included in each frame of image; and determining a distortion metric value of the video according to the distortion metric value of each frame of image.
Inventors:
LIU XIANGKAI (CN)
Application Number:
PCT/CN2017/119261
Publication Date:
August 30, 2018
Filing Date:
December 28, 2017
Export Citation:
Assignee:
SANECHIPS TECH CO LTD (CN)
International Classes:
H04N17/02
Foreign References:
| CN101742355A | 2010-06-16 | |||
| CN102984540A | 2013-03-20 | |||
| CN103458265A | 2013-12-18 | |||
| CN106028026A | 2016-10-12 | |||
| US20140015923A1 | 2014-01-16 |
Attorney, Agent or Firm:
CHINA PAT INTELLECTUAL PROPERTY OFFICE (CN)
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