面向自动播出系统的一致性比对算法设计  

Design of Consistency Comparison Algorithm for Automatic Broadcasting System

作　　者：侯庆云 HOU Qingyun(Tianjin Radio and Television Station,Tianjin 300221,China)

机构地区：[1]天津广播电视台,天津300221

出　　处：《电视技术》2021年第5期27-30,共4页Video Engineering

摘　　要：介绍自动播出系统一致性比对算法的设计原理。通过分析播出系统链路间不一致的原因,分别阐述峰值信噪比、结构相似性及块均值哈希等图像比对算法原理,设计高效的内容比对方法,实现播出系统多路内容一致性自动化检测。实验测试表明该方法实时性强、鲁棒性强、准确率高。This paper introduces the design principle of consistency comparison algorithm in automatic broadcasting system.Through the analysis of the reasons for the inconsistency between the links of the broadcasting system,as well as the principle of image comparison algorithm such as peak signal-to-noise ratio,structural similarity and block mean hash,an efficient content comparison method is designed and selected to realize the automatic detection of multi-channel content consistency in the broadcasting system.The experimental test shows that this method has strong real-time performance,strong robustness and high accuracy.

关 键 词：播出系统 一致性比对 算法 

分 类 号：TN948.7[电子电信—信号与信息处理]