利用图像进行信息压缩和隐藏  

The Method of Hiding Compressed Information in Image

作　　者：柳楠[1] 于晓康[1] 柴乔林[1] 

机构地区：[1]山东大学计算机科学与技术学院,济南250061

出　　处：《计算机工程与应用》2004年第28期76-77,88,共3页Computer Engineering and Applications

摘　　要：简要介绍了信息加密技术和信息隐藏技术思想,提出了一隐一密、先压缩后隐藏的进一步优化信息隐藏技术的方法,并设计了一种简单易行的信息嵌入算法,完整地介绍了信息隐藏与恢复的过程,实现了一个利用图像进行信息压缩和隐藏的系统,取得了良好的效果。Firstly,information encryption and hiding techniques are briefly presented and a new method that optimizes information encryption technique is put forward.In the method,the secret information is hided with unique encryption key and first compressed then hided.Furthermore,a kind of easy information embedding algorithm is designed and infor-mation hiding and resuming processes are completely introduced.Finally,this paper completes a system of hiding com-pressed information in image.The system proves that the method of hiding compressed information in image is effective and practical.

关 键 词：信息隐藏 嵌入算法 BMP文件 

分 类 号：TP309[自动化与计算机技术—计算机系统结构]