人耳听觉特性的描述，作音频开发的工程师一定要看一看。

DSP上优化的G.729A代码，运行效果占CPU11%，是不可多得的代码，可直接在DSP中编译运行。-Optimized ITU G729.A source code running on DSP,use 11 CPU resource, can be compiled and executed on DSP, very useful.

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

一个声音采样率转换的软件，可以实现不同采样率之间的转换，效果非常好。-A voice sample rate conversion software, can be achieved between different sample rate conversion, the effect was very good.

利用AD0809将音频信号数字化,存入RAM-AD0809 will use the digital audio signal into the RAM

用于读写mp3中ID3V1的源代码，C语言写成-Mp3 in the ID3V1 for reading and writing the source code, C language written in

语音识别课件！！挺不错的讲解语音处理的课件，很详细-Speech Recognition Courseware！！！

音频捕捉的例子，可能是Directshowsdk的例子，大家可以参考一下-capture voice/wave example,may be one of DirectShowSDK example.please try it.

libogg++ is a C++ library implementing Ogg. It is designed to be independent of the specific codecs for the interleaved data streams

检测你的CPU是否支持mmx指令-detect whether your CPU instructions support mmx

G711A/U的编解码，测试可用，不过噪声比较大-G711A/U codec, test available, but relatively large noise