基于DSP的静态数码相机图像的压缩编码  

Compression Encoding and DSP Application of Still Digital Camera Based on JPEG

作　　者：刘宇[1] 贺树猛[1] 常丹华[1] 

机构地区：[1]燕山大学信息科学与工程学院

出　　处：《电子技术（上海）》2008年第11期71-73,共3页Electronic Technology

摘　　要：介绍了JPEG图像压缩的相关的核心算法,给出了一个基于TMS320VC5416 DSP芯片的数码相机图像的压缩系统。实验结果表明,通过充分利用高速DSP的指令代码并行处理及软件流水等功能,在高速DSP芯片TMS320VC5416上实现JPEG算法,运算时间大为减少,图像压缩得到更加高效的执行。The article summarizes the algorithm for JPEG and gives us the digital image compression system based on TMS320VC5416.The experimental results indicate that by using high DSP's especial features,such as parallel processing and pipeline,JPEG algorithm is implemented on TMS320VC5416,then computing time can be reduced greatly,digital image compression can be implemented more effectively.

关 键 词：DSP JPEG 图像压缩 

分 类 号：TP391.41[自动化与计算机技术—计算机应用技术]