PWM音频采用AVR ATmega

通过面向对象的思想和多线程，java动画，双缓存技术，java对多媒体的支持等，在网页上设计了一个简单的音乐电子万年历，从而使音乐时钟的基本功能借助于java多线程的思想和技术得以实现。-through object-oriented thinking and multithreading, java animation, double-buffer technology, java to support multimedia on the web page design of a simple electronic music calendar. Music clock so that the basic functions using java multithreaded and technologies to achieve.

matlab hmm coding. important to do voice recognition. try it!

speech coding in matlab

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.

htk3.3 bin.win32 compiled -htk3.3 bin.win32 compiled

播放波形和录制波形

用音频信号处理实现的混响、回声、合唱效果，基本原理是用延时反馈的方法实现-used audio signal processing to achieve the reverb, echo, chorus, the basic principle is delayed feedback method

用于流媒体音频播放的G.723编码器和解码器源代码。-For streaming media audio playback of G.723 encoder and decoder source code.

一个简单的播放视频的例子,主要提供给初学者学习.-A simple example of video, mainly to the beginner to learn.

对16bit的WindowPCM的语音文件进行压缩为4BIT的文件,压缩率约为75％,可大幅缩减所占用的空间.-The WindowPCM of 16bit audio files for 4bit compressed files, compression rate is about 75, can be substantially reduced by the space occupied.