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面向在线协同制作的门户系统设计
引用本文:茆唯伟,王兴东,孙思慧.面向在线协同制作的门户系统设计[J].电视技术,2011,35(9).
作者姓名:茆唯伟  王兴东  孙思慧
作者单位:上海交通大学电子工程系图像通信与信息处理研究所;上海市数字媒体处理与传输重点实验室;
基金项目:国家“863”计划项目(2008AA01A318)
摘    要:根据广域网环境下在线协同节目制作系统的需求,采用J2EE平台,搭建了一套高可重用性、可扩展性的门户系统。该系统采用nginx作为前端反向代理,以Tomcat作为内容服务器,采用J2EE平台的SSH架构,MySQL作为后台数据库系统,能够支持多用户、高并发、线性扩展。重点介绍了门户系统的总体架构及实现方式,包括反向代理服务、视频转码、协同制作业务等模块的实现细节,最后介绍了采用LoadRunner进行压力测试的方法。系统将传统的基于客户端的视频制作业务通过网站的新模式呈现,并且集成了协同功能。

关 键 词:协同制作  视频转码  反向代理  门户系统  

Design of Online Collaborate Editing Oriented Portal System
MAO Weiwei,WANG Xingdong,SUN Sihui.Design of Online Collaborate Editing Oriented Portal System[J].Tv Engineering,2011,35(9).
Authors:MAO Weiwei  WANG Xingdong  SUN Sihui
Affiliation:MAO Weiwei1,2,WANG Xingdong1,SUN Sihui1,2(1.Institute of Image Communication and Information Processing,Department of Electronic Engineering,Shanghai Jiao Tong University,Shanghai 200240,China,2.Shanghai Key Laboratory of Digital Media Processing and Transmissions,China)
Abstract:According to the need of online collaborative program editing system on the Internet, a portal system is designed using J2EE platform, which is reusable and extensible.The system uses nginx as the front-end reverse proxy, Tomcat as the application server, the SSH architecture based on J2EE, MySQL as the back-end database system.And the system can support multi-user, high concurrency and linear expansion.The overall framework and implementation of the portal system are introduced, including details of softwa...
Keywords:collaborative program editing  video transcode  reverse proxy  portal system  
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