1.MPEG

对16bit的windowPCM声音压缩为pcm8的声音格式,压缩率约为50％.-16bit sound windowPCM of the voice compression for pcm8 format, compression rate is about 50.

Audacity中Pitch Change采用的SoundTouch源码-Pitch Change in Audacity used SoundTouch source

播放.WAV文件，并显示其波形-players. WAV files, and display its waveform

rt_lpc is a light-weight application that performs real-time LPC analysis and synthesis. It features the following: real-time LPC analysis real-time LPC synthesis visualization of original, predicted, and error waveforms visualization of vocal tract shape from LPC coefficients adjustable LPC analysis order adjustable synthesis pitch shift MIDI controlled pitch (hit m ) lots of other choices (pitch pulse source selection, emphasis filter) STFT plot modular LPC library available on MacOS X, Linux, and Windows under GPL part of the sndtools distribution

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.

DirectSound Mixer示例-example of DirectSound Mixer

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

具有小型影视系统的所有功能 方便的后台操作 完善的模版功能 p2p数据自动更新，无须人为干预 可以自己添加其他的影视分类 特点： 数据自动更新，无须人为干预。 可以添加自己的影视节目。不影响p2p数据。 采用phparticle211的编译型模版，提高程序的效率。-small television systems have all the functions to facilitate operation of the background sound template function automatically update data p2p without human intervention can add the other features of the Television Classification : data updated automatically, without human intervention. Can add their own video programming. P2p data is not affected. Phparticle211 using the template-based compiler, the efficiency of the process.

是一个用mfc写的可以播放wave文件的程序源码。-Is a written with mfc can play wave files source.

语音数字信号处理ppt，老师上课课件.第一章语音信号处理概论.第二章 语音信号基础知识.第三章语音信号的数字分析.第四章 语音信号的基音检测.第五章 语音信号的线性预测分析.第六章矢量量化技术.第七章码激励线性预测语音编码