摘要
随着网络和计算机技术的不断发展,视频点播的功能也不断完善,但仍然存在不足之处,不能满足观众个性化的需求。通过分析DirectShow的组成结构和工作原理,以及VMR的结构和渲染原理,介绍了利用VMR实现可控视野视频点播系统的方法。该系统可以让观众自己掌控收视的主动权,自由选择想看的电视画面。
Along with development of network and computer technology, the function of VOD become more perfect, but it still has some shortcomings, it can＇t satisfy audiences＇ individual requirement. Through the analysis of architecture and principle of DirectShow,and VMR＇s structure and render principle,introduces the methods of implement controllable eyeshot VOD system which make use of VMR. This system can make audience have the right of view,they can choose video which they like to view free.
出处
《现代电子技术》
2007年第8期48-50,共3页
Modern Electronics Technique
