随着现代社会的不断进步,人们对公共安全和安全防范的技术需求也逐年加大,“科技创安”的理念已经在公共安全领域形成共识,视频监控的手段也得到越来越广泛的应用。同时,对视频监控中的数据保存的要求也越来越高,本文即对在视频监控发展过程中的几种数据保存作一些阐述。 With the continuous improvement of the modern society, the people’s demand for public safety and security has been increasing year by year. The idea of ​​“creating a science and technology” has formed a common understanding in the field of public security and the means of video surveillance has also been applied more and more widely . At the same time, the requirements for data preservation in video surveillance are also getting higher and higher. This paper gives some expositions on several kinds of data preservation in the development of video surveillance.