Abstract: Along with the popularization of the network and the extensive usage of the video resources,streaming media technique plays an important role in the construction of the digital library.This paper introduces basic principles of streaming media technique and its various applications in the digital library information service.From the VOD system,this paper concretely introduces the applications of the streaming media technique in the development of digital library.Finally,the author points out its research direction.

Key words: digital library;streaming media technique;VOD;network video technique