SoundTouch [变速||变调||(变速&&变调)]

android demo下载

能力

• Tempo  (time stretch) : Changes the sound to play at faster or slower tempo than originally without affecting the sound pitch.
• Pitch (key)   : Changes the sound pitch or key while keeping the original tempo (speed).
• Playback Rate : Changes both tempo and pitch together as if a vinyl disc was played at different RPM rate.

适用对象

• The SoundTouch library is intended  for application developers writing sound processing tools that require tempo/pitch control functionality, or just for playing around with the sound effects.

android Demo

Note

• ijkPlayer 里面用了这个库.