基于DM642 DSP技术视频图像采集与传输系统设计  

Video Image Acquisition and Transmission System Based on DM642 DSP

作　　者：王东霞[1] 程亚维[1] 

机构地区：[1]济源职业技术学院信息工程系,河南济源454650

出　　处：《计算机测量与控制》2014年第5期1606-1608,共3页Computer Measurement &Control

基　　金：河南省重点科技攻关项目(132102210229)

摘　　要：视频图像的采集与传输技术一直是信号处理领域研究的热点与难点问题,文章主要以系统的硬件设计和软件设计来对系统进行详细论述,在硬件设计中,通过分析视频图像采集所需要的主要性能指标,确定了系统采用TMS320DM642DSP芯片,并确定系统的总体设计方法,同时完成了DSP最小系统设计,电源设计以及图像传输模块设计等;在软件设计中,通过对DSP实际控制,从而实现了系统的视频编码余打包等功能,并完成了视频传输的驱动程序设计,最后通过对TMS320DM642DSP的实时控制,实现视频图像传输与采集功能。the acquisition and transmission technology of video image is always a hot and difficult issue in the field of signal processing, in this thesis, the hardware design and software design of system are discussed in detail, in the hardware design, through the analysis of the main performance index of video image acquisition needs, the system uses TMS320DM642 DSP chip, and the method of determining the over- all design of the system, also completed the DSP minimum system design, power design and image transmission module design; in software design, through the actual control of the DSP, thus realizing the video image acquisition and transmission.

关 键 词：视频图像 图像采集 DSP技术 传输系统 

分 类 号：TP391.41[自动化与计算机技术—计算机应用技术]