wav转换成amr的工具，做成了dll形式 用法参见amrtest目录里面的子工程...

Audio codec 97 (AC97) Rev2.3 Specification -Audio codec 97 (AC97) Rev2.3 Specification

sip 网管代理程序的堆栈代码，很经典，值得收藏。-sip Agent procedures stack code, classic, worthy of collection.

从麦克风读取数据，并用mfcc进行特征提取，最后通过dadboost分离器进行语音分离-Read data from the microphone and used MFCC feature extraction, and finally through the separator dadboost voice separation

采用期望最大算法最优化初始高斯混合模型的程序，笔者借用ubm自适应方法，很好的解决了模型不收敛的问题。-expectations largest algorithm using optimization initial Gaussian mixture model procedures, the author borrowed ubm adaptive method, a good model is not the solution convergence problem.

DA转换 多波形发生器 方波 三角波 锯齿波-Waveform Generator Multi-waveform

linux下简单好用的音频文件播发软件，支持wav等基本格式，用GNU C写的，可以方便的移植到ARM等嵌入式设备上。-under Linux simple and easy to transmit audio software, and other basic support wav format, write using the GNU C, can easily be transferred to ARM, and other embedded devices.

FLASHMX游戏一个。-FLASHMX a game.

一个用C sharp编写的播放器,不支持rmvb的播放，一般的歌曲都可以啦-an media player writed by C#

GSM语音编码，这是一个标准C的编码，可以用于Softphone等应用，程序中有注释。-GSM voice coding, which is a standard C code that can be used in applications such as Softphone, a procedure Notes.

计算高斯混合模型先验概率和后验概率的程序，采用大矩阵运算，大大提高了运行速度。-Gaussian mixture model calculated a priori probability and the probability of post-mortem procedures, using a large matrix computation, greatly improved speed.