用DirectShow技术和用户数据报(UDP)协议进行网络视频监控。该系统以VC6．0为开发平台，实现了远端视频采集、MPEG4编解码、网络发送、接收和远端视频实时播放．详细介绍了网络发送过滤器和网络接收过滤器的主要设计步骤及应用方法，实验结果表明了远端接收的视频具有良好的视觉效果和实时性．-Use DirectShow technology and User Datagram (UDP) protocol for network video surveillance. VC6.0 for the development of the system platform, the remote video capture, MPEG4 codec, network send, receive, and remote video in real time playback. Send details of the network filters and filter networks received a major design procedure and application methods, experimental results show the video the remote receiver has a good visual effects and real-time.