Title:
VIDEO QUALITY ASSESSMENT METHOD AND APPARATUS, AND COMPUTER DEVICE, COMPUTER STORAGE MEDIUM AND COMPUTER PROGRAM PRODUCT
Document Type and Number:
WIPO Patent Application WO/2024/041268
Kind Code:
A1
Abstract:
A video quality assessment method and apparatus, and a computer device, a computer storage medium and a computer program product. The method comprises: playing an online video stream; during the process of playing the online video stream, on the basis of video playing smoothness, which is detected within at least one unit of duration, obtaining time-domain features within the corresponding unit of duration; extracting video frames from the online video stream, and respectively extracting spatial-domain features from the extracted video frames; obtaining a time-domain feature vector on the basis of the time-domain features within the unit of duration; obtaining a spatial-domain feature vector on the basis of the corresponding spatial-domain features of the video frames; and performing feature fusion processing on the spatial-domain feature vector and the time-domain feature vector, so as to obtain a corresponding fused feature vector, and determining a video quality assessment value of the online video stream on the basis of the fused feature vector.
Inventors:
GONG GUILIANG (CN)
YI GAOXIONG (CN)
YI GAOXIONG (CN)
Application Number:
PCT/CN2023/107878
Publication Date:
February 29, 2024
Filing Date:
July 18, 2023
Export Citation:
Assignee:
TENCENT TECH SHENZHEN CO LTD (CN)
International Classes:
H04N17/00
Foreign References:
| CN112954312A | 2021-06-11 | |||
| CN113709453A | 2021-11-26 | |||
| CN112991278A | 2021-06-18 | |||
| US20220103869A1 | 2022-03-31 |
Other References:
LI BOWEN, ZHANG WEIXIA, TIAN MENG, ZHAI GUANGTAO, WANG XIANPEI: "Blindly Assess Quality of In-the-Wild Videos via Quality-Aware Pre-Training and Motion Perception", IEEE TRANSACTIONS ON CIRCUITS AND SYSTEMS FOR VIDEO TECHNOLOGY, IEEE, USA, vol. 32, no. 9, 1 September 2022 (2022-09-01), USA, pages 5944 - 5958, XP093139751, ISSN: 1051-8215, DOI: 10.1109/TCSVT.2022.3164467
Attorney, Agent or Firm:
CHINA PAT INTELLECTUAL PROPERTY OFFICE (CN)
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