基于TMS320DM6446的视频车检一体化设计

Design of the Integration of Vehicle Video Detection Based on TMS320DM6446

智能交通系统(ITS)是当今交通运输领域研究和应用的热点。作为ITS重要组成部分的视频车辆检测技术与传统车辆检测方法相比,具有结构紧凑、功耗低、速度快等优点。一体化视频车检器采用基于TMS320DM6446芯片的CMOS图像采集处理的解决方案,该芯片能够很好地处理ARM与DSP之间协同工作的问题,同时使ARM与DSP能各自发挥自己功能,大幅度提升采集图像的输出质量,较好地实现图像采集和处理的稳定,形成一套可以获取较高帧率的软硬件车辆图像采集处理系统。实验结果表明,该系统具有较高的实用性。

Intelligent Transportation System （ITS） has been a hot topic of research and application in the field of transportation. As an essential part of ITS, Vehicle video detection method has the advantages compact structure, low power consumption, speed etc.. over the traditional vehicle detection methods. Integrated video vehicle detector based on TMS320DM6446 of CMOS image acquisition and processing solutions,which can properly deal with ARM work with DSP, while the ARM and DSP can play their respective functions, greatly enhance the quality of the output image, the image acquisition and processing stability good, formed a set of can obtain relatively high rate of hardware and software of vehicle image acquisition and processing system. The experimental results show that, the system is practical.