基于DM642的视频音频监控系统设计  

Design of Video and Audio Surveillance System Based on DM642

作　　者：陈红飞[1] 宋升金[1] 许永辉[1] 

机构地区：[1]哈尔滨工业大学自动化测试与控制研究所,黑龙江哈尔滨150001

出　　处：《现代电子技术》2011年第19期133-135,共3页Modern Electronics Technique

摘　　要：为实现视频音频数据的实时采集传输,提出了一种基于DM642的视频音频监控系统的设计方案。硬件上,利用DM642丰富的外设资源,完成了视频输入、输出模块,音频输入输出模块和以太网接口模块的设计。软件上,基于DSP/BIOS实时操作系统,实现对视频音频数据的管理和控制,并构建Web服务器,用户可通过浏览器访问系统,实现远程监控。测试结果表明,该系统性能稳定,符合设计要求。In older to realize real-time acquisition and transmission of video and audio data,a video and audio surveillance system based on DM642 is proposed.In this system,the hardware modules of video input and output interface,audio input and output interface and Ethernet interface were designed by the rich resources of DM642.The software was developed based on DSP/BIOS real-time operating system,which achieved the management and control of video and audio data.The WEB server was also designed in the DSP,which achieved network transmission and remote surveillance.Test results show that the system works stable and meets the needs of design.

关 键 词：DM642 视频音频监控 以太网 DSP/BIOS 

分 类 号：TN722-34[电子电信—电路与系统]