Prewitt改进算法的研究与实现

Study and Realization on the Improved Prewitt

针对传统图像处理算法在实际应用中实时性差的问题,提出在DM642上实现Prewitt边缘检测改进算法,并阐述了系统实现所需的硬件组成、软件设计原理、EDMA通道技术等。通过对Prewitt算法以及改进的Prewitt算法的实验运行,证明了该系统稳定,运行效果良好,图像处理的速度能达到系统的实时性要求。

Aming at drawbacks of the real-time performance in application,an improved Prewitt algorithm based on DM642 and EDMA techniques is proposed,and describes the hardware of the system,the designing principle of software and EDMA techniques,etc.The Prewitt algorithm and its improvement were realized and proved the system including the improved Prewitt algorithm is steady,which has the better result,the speed of image processing can satisfy the requiremeat for real-time performance in the system.