中文说明：该算法是在音频中加入小波变换的数字水印，在音频本身音质不受到影响的情况下，达到对音频进行版权保护的目的，欢迎有需要的朋友前来借鉴分享学习
English Description：
The algorithm is in the audio with wavelet transform in digital watermarking, audio sound quality is not affected to the purpose of copyright protection of audio, welcome to the needs of friends come to learn to learn to share