linux / win32 / mac 全平台都可以用的声音输出库 audio library

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https://xiph.org/ao/

libao: a cross platform audio library
Libao is a cross-platform audio library that allows programs to output audio using a simple API on a wide variety of platforms. It currently supports:

Null output (handy for testing without a sound device)
WAV files
AU files
RAW files
OSS (Open Sound System, used on Linux and FreeBSD)
ALSA (Advanced Linux Sound Architecture)
aRts (Analog RealTime Synth, used by KDE)
PulseAudio (next generation GNOME sound server)
esd (EsounD or Enlightened Sound Daemon)
Mac OS X
Windows (98 and later)
AIX
Sun/NetBSD/OpenBSD
IRIX
NAS (Network Audio Server)
RoarAudio (Modern, multi-OS, networked Sound System)
OpenBSD's sndio

Development code is at gitlab.xiph.org. Please report issues there.