基于小波变换与FPGA/CPLD的视频采集压缩系统的设计  

Design of Video Capture and Compression System Based on Wavelet Transform and FPGA/CPLD

作　　者：曲红[1] 林争辉[1] 林涛[1] 于超[1] 

机构地区：[1]同济大学电子系,上海200092

出　　处：《现代电子技术》2004年第21期75-76,79,共3页Modern Electronics Technique

摘　　要：介绍了一种基于小波变换及 F PGA /CPL D的视频采集压缩系统的实现方案 ,他适用于多种图像处理及相关领域。文中给出了硬件实现框图 ,具体讲述了 F PGA/CPL D对双帧缓存的读写控制 ,以及基于小波变换的视频压缩算法的This paper introduces a way of the design about video capture and compression system based on wavelet transform and FPGA/CPLD,which can be used in many kinds of signal processing and correlative fields The paper gives the hardware structure and describes the reading and writing command of FPGA/CPLD on double frame memories and the implementation of the compression algorithm on DSP based on wavelet transform in detail

关 键 词：FPGA/CPLD 视频采集 视频压缩 小波变换 

分 类 号：TN919.8[电子电信—通信与信息系统]