此压缩包中包含声音文件中图像的嵌入和提取过程，是学习信息隐藏的好方法。付代码-This package contains sound files compressed images in the embedding and extraction process is a good way to learn information hiding. Pay code

简单的回声隐藏算法，应用于音频的通用隐藏以及通用隐藏算法分析领域-Simple echo hiding algorithm used in 他the field of audio hidden and the field of general purpose hidden algorithm analysis