通过改变频率来改变音乐的音调，升调或降调都可以。另外还有移相（phaser.c)及反相(reverse.c)两个源程序文件...

使用vc实现了winamp的歌词显示插件,vs2005,vc6下编译通过.其中实现了显示歌词,自动匹配歌词,读取id3标签,指定目录搜索,过滤关键字,网站下载歌词功能展示了winamp gen类插件编写技术,并同时使用了拦截消息自绘窗口技术,winsocket http轻量级连接下载技术.-use vc realized the unusual lyrics show plugin, vs2005. vc6 under compile. which realized the lyrics, automatic matching lyrics read id3 labels, the designated directory search, keyword filter, download lyrics display function of decoding plug-gen preparation of technical categories, while the use of intercept information from the painted window technology, lightweight connecting winsocket http download technology.

在matlab中读取ti dsp 调试中保存的内存文件程序-read in Matlab ti dsp debugging preserve the memory documentation procedures

语音处理工具箱，包括矢量量化、主分量分析、动态时间规划等工具，可以提取语音信号的频率、功率、振幅、共振峰等参数，是分进行语音情感韵律参数提取的有效工具。

此代码教你如何分析和合成音频数字信号 我使用 2 方法来实现，一个是 fft，另一个是 mdct(TDAC) 基本的想法是同一与 mdct 变换的 AAC filterbank

ＳＤＫ中播放音频３Ｄ效果的代码，非常实用，可以自行修改出各类特效-SDK to play audio 3D effect of the code, very useful, you can modify all types of special effects

wave2mid - Audio Midi Conversion - Version 0.2.15-wave2mid-Audio Midi Conversion-Version 0.2.15

基于ccs2(6000)开发环境,闻亭公司DM642开发板的实现语音采集与回放的例程.-Based on ccs2 (6000) development environment, Wintech Company DM642 development board realize the voice of the routine acquisition and playback.

java调用ffmpeg执行视频转换- 飞天小猪猪 - 新浪BLOG.htm

audio KeyControl -audio KeyControl

Opus is a totally open, royalty-free, highly versatile audio codec. Opus is unmatched for interactive speech and music transmission over the Internet, but is also intended for storage and streaming applications. It is standardized by the Internet Engineering Task Force (IETF) as RFC 6716 which incorporated technology from Skype"s SILK codec and Xiph.Org"s CELT codec.