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1. (WO2017032245) METHOD AND DEVICE FOR GENERATING VIDEO FILE INDEX INFORMATION

Pub. No.:    WO/2017/032245    International Application No.:    PCT/CN2016/095526
Publication Date: Fri Mar 03 00:59:59 CET 2017 International Filing Date: Wed Aug 17 01:59:59 CEST 2016
IPC: G06K 9/00
Applicants: ALIBABA GROUP HOLDING LIMITED
阿里巴巴集团控股有限公司
WU, Yigang
吴贻刚
Inventors: WU, Yigang
吴贻刚
Title: METHOD AND DEVICE FOR GENERATING VIDEO FILE INDEX INFORMATION
Abstract:
Disclosed is a method for generating video file index information, comprising: acquiring prospect targets of video files according to coding sequences generated by decoding the video files; acquiring feature information about the prospect targets of all video frames under the same key frame; matching the prospect targets in every two adjacent video frames under the identical key frame according to the feature information to generate behavior information about the prospect target under the key frame; and generating index information about the video files according to the behavior information of the prospect target under the key frame. Index information in the present application has structural descriptions, and a target video file can be found as quickly as possible according to the index information.