著名的音频编辑软件Audacity源码，版本1

就是按输入的时间录音，回放，显示波形及频谱图 录音过程中有动态频谱显示 -Itis input by the time recording, playback, show the waveform and frequency spectrum of dynamic recording process of the spectrum shows

libdca is a free library for decoding DTS Coherent Acoustics streams. The code is written by Gildas Bazin and was based on the a52dec project. It is released under the terms of the GPL license. The DTS Coherent Acoustics standard (ETSI 102 114 v1.2.1), as published by the ETSI, is available here (http://pda.etsi.org/pda/queryform.asp).-libdca is a free library for decoding DTS Co. Herent Acoustics streams. The code is written b Gildas y Bazin and was based on the a52dec projec t. It is released under the terms of the GPL licen se. The DTS Coherent Acoustics standard (ETSI 1 02,114 v1.2.1), as published by the ETSI, is available here (http :// pda.etsi.org/pda/queryform.asp).

amr encoder

一个简单FM接收机的VHDL源码，很有参考意义-A simple FM receiver VHDL source code is very useful

使用c++开发的GMM算法源码，研究语音识别，人声提取/检测的朋友可以好好参考，很有价值的哦！

MATLAB在语音信号分析与合成中的应用相关代码，语音信号基本处理包括vad检测，有不少检测的方法，降噪，谱减法，频域维纳滤波等等

source code for udio wtermrking in lbview

采集wave声音数据存为一个文件- Gathers the wave sound data to save is a document

包含G.7221语音的编解码算法，有定点和浮点两个版本，均有VC工具的工程和测试代码，局部有无损优化

录音机程序,VISUAL BASIC代码-tape recorders procedures VISUAL BASIC code