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Author:

卓力 (卓力.) | 张强 (张强.) | 沈浩杰 (沈浩杰.) | 李晓光 (李晓光.) | 张菁 (张菁.) (Scholars:张菁)

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incoPat

Abstract:

本发明涉及一种基于内容分析的H.264压缩域分层视频加密方法,步骤包括基于H.264压缩域的视频内容分析、码流分割和不等强度的视频加密三个部分;该方法首先对视频内容进行分析,将视频内容分为运动目标区域和背景区域,进一步,又将背景区域划分为纹理丰富区域和不丰富区域,然后根据分析结果,分别采取不等的加密强度进行保护,以提高视频加密的针对性,在保证加密安全性的同时,大大降低了加密的计算复杂度,能够满足视频加密的实时性需求。

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Patent Info :

Type: 发明申请

Patent No.: CN201410018000.4

Filing Date: 2014-01-15

Publication Date: 2014-04-09

Pub. No.: CN103716637A

Applicants: 北京工业大学

Legal Status: 驳回

Cited Count:

WoS CC Cited Count: 0

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 0

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