VIDEO GENERATION METHOD AND APPARATUS, ELECTRONIC DEVICE, STORAGE MEDIUM, AND PROGRAM

WIPO Patent Application WO/2023/000639

A1

The present disclosure relates to a video generation method and apparatus, an electronic device, a storage medium, and a program. The method comprises: writing video data of a video stream into a preset cache queue, the video data comprising a data packet of the video stream and time information of the data packet; when an event message for the video stream is received, according to a trigger moment of a predetermined event in the event message, determining a time interval corresponding to the predetermined event, wherein the duration of the time interval is less than or equal to the duration of the video data in the cache queue; from within the video data of the cache queue, acquiring a video file of a video clip corresponding to the time interval; and storing the video file of the video clip into a preset storage space so as to acquire a video clip associated with the predetermined event. Embodiments of the present disclosure can increase the efficiency of event backtracking.

JP5980311	Video signature
JP4475336	Time stamping device, time stamping method, and program
WO/2021/244440	METHOD, APPARATUS, AND SYSTEM FOR ADJUSTING IMAGE QUALITY OF TELEVISION, AND TELEVISION SET

XU YOULONG (CN)
FAN JUNLIANG (CN)
CHEN WANLI (CN)
ZHANG GUANGCHENG (CN)
WEN ZUQIN (CN)
CHEN YUHENG (CN)

PCT/CN2022/074117

January 26, 2023

January 26, 2022

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SHANGHAI SENSETIME INTELLIGENT TECH CO LTD (CN)

H04N21/44; H04N5/265

CN113556485A	2021-10-26
US20200029133A1	2020-01-23
US20130278620A1	2013-10-24
US20070217761A1	2007-09-20
US20120027379A1	2012-02-02
US20210185289A1	2021-06-17

CHINA PAT INTELLECTUAL PROPERTY OFFICE (CN)

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