基于Blackfin533的CCSDS图像压缩算法编码优化  

Encoding Optimization of the CCSDS Image Compression Algorithm Based on Blackfin533

作　　者：雷婷[1] 史承兴[1] 

机构地区：[1]西安电子科技大学电子工程学院,陕西西安710071

出　　处：《电子科技》2010年第10期107-109,共3页Electronic Science and Technology

摘　　要：通过程序结构的调整,编码结构的优化及代码的汇编级优化,完成编码器的DSP高效实现。实验结果表明,优化后的编码器降低了运算复杂度,提高了CCSDS图像压缩算法的实时性。In this paper,the efficient implementation of encoder on DSP is achieved by the adjustment of program structure,optimization of the coding structure,and optimization in the assembly language.Experimental results show that the computational complexity of the optimized encoder is reduced,so as to increase the Real-Time Performance of the CCSDS image compression algorithm.

关 键 词：CCSDS BLACKFIN533 编码器 优化 

分 类 号：TN919.8[电子电信—通信与信息系统]