A large number of data and video information which produced by data terminal and pronunciation information need to transmit in modern communication system. 现代通信系统中,不仅仅需要传输语音信息,还需传输各种数据终端产生的大量数据信息以及视频信息。
The system customized an efficient user communication protocol according to the features of video data communication. That made the data transmission reliable between monitoring terminal and control center. 针对视频数据通信的特点,定制了高效的用户协议,实现了监控终端和监控中心间可靠的数据传输。
The function of the video server includes video signal acquisition with digital conversion, video data transmission, and communication with the PC video terminal. 视频服务器的作用是获取视频信号并数字化,然后与PC图像终端进行视频数据传输和通讯等。
The system adopts video compress card to capture and compress image, transfers data by Internet, and explores terminal user-interface based on GTK. It engrosses the less system resource and has friendly interface. 系统采用视频压缩卡采集并压缩图像,通过Internet传输数据,基于GTK开发终端用户界面,系统资源占用较小、界面友好。
This paper introduces the principle of the MPEG-4 video conference terminal machine and discusses how to collect, encode, compress, transfer and control video data. Then offers a hardware and software implementation of the MPEG-4 video conference terminal. 主要介绍基于VW2010的MPEG-4视频会议终端机系统工作原理,论述该系统的视频采集、编码压缩、传输和系统控制等方面的设计,并提供系统的硬件软件设计参考。
The paper introduces the integrated digital video data broadcasting system based on the cable network. We discuss the structure of headend system and the implementation of terminal equipment. 本文介绍了应用于有线电视网上的综合数字视频数据广播系统,重点描述了前端系统的结构和后端设备的实现。
Finally, the compressed video data are transmitted to network terminal by taking the Nios II as core in the SOPC system. So it can realize the function of network video monitor. 利用以NIOSii软核为核心的SOPC控制,将缓存中压缩好的视频数据通过网络传输到网络终端,从而实现网络远程视频监控。