Title:
VIDEO SYNOPSIS METHOD, SYSTEM AND DEVICE
Document Type and Number:
WIPO Patent Application WO/2022/241805
Kind Code:
A1
Abstract:
A video synopsis method, system and device. The method comprises: obtaining a current-frame image and obtaining a background image on the basis of the current-frame image; calculating on the basis of each first pixel point of the background image to obtain a first LBP feature vector; calculating on the basis of each second pixel point of the current-frame image to obtain a second LBP feature vector; comparing the first LBP feature vector with the second LBP feature vector to obtain a static pixel point mask; obtaining a first foreground image mask on the basis of the background image and the current-frame image; resetting the first foreground image mask on the basis of the static pixel point mask to obtain a second foreground image mask; performing connected component analysis on the second foreground image mask to obtain a current-frame detection targe queue; performing moving target tracking on the current-frame detection target queue to output the positions and IDs of current-frame detection targets; and generating, on the basis of the positions and IDs of the current-frame detection targets, a video file after synopsis.
Inventors:
YANG YAN (CN)
WEI DONG (CN)
JIN XIAOFENG (CN)
XU TIANSHI (CN)
HUANG SHEYANG (CN)
WEI DONG (CN)
JIN XIAOFENG (CN)
XU TIANSHI (CN)
HUANG SHEYANG (CN)
Application Number:
PCT/CN2021/095961
Publication Date:
November 24, 2022
Filing Date:
May 26, 2021
Export Citation:
Assignee:
GRG BANKING EQUIPMENT CO LTD (CN)
International Classes:
G06F16/783; G06F16/738; G06T7/194
Foreign References:
| CN107872644A | 2018-04-03 | |||
| CN112084880A | 2020-12-15 | |||
| CN105469425A | 2016-04-06 | |||
| CN106937120A | 2017-07-07 | |||
| CN102903119A | 2013-01-30 | |||
| US20150278616A1 | 2015-10-01 |
Attorney, Agent or Firm:
ADVANCE CHINA IP LAW OFFICE (CN)
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