Android: SoundPool 和 AudioTrack

基本介紹
SoundPool | Android Developers:
AudioTrack | Android Developers:

找到幾個好文章連結
Android development: Sound
Android Audio: Play an MP3 file on an AudioTrack
Android Audio: Play a WAV file on an AudioTrack

android:使用audiotrack 类播放wav文件
setPlaybackRate 有效值從1Hz到兩倍getNativeOutputSampleRate(int)回傳值

android-midi-lib-v2_0.jar - android-midi-lib - v2.0 - Support and flexibility for undefined events. - Java implementation of the MIDI file format - Google Project Hosting:

just do IT: streaming audio on android
audio - Android : How to change Playback Rate of music using OpenSL ES - Stack Overflow:

Fun with AudioTrack:

Sound Synthesis 樂音合成: