Read & write sound files format wrapper on multiplatform C library sndfile http://www.mega-nerd.com/libsndfile/
supported format (read & write):
Ogg Vorbis (Xiph Foundation)
FLAC 16 bit
AIFF (Apple/SGI 16 bit PCM)
AIFF (Apple/SGI 32 bit float)
AIFF (Apple/SGI 8 bit PCM)
AU (Sun/Next 16 bit PCM)
AU (Sun/Next 8-bit u-law)
CAF (Apple 16 bit PCM)
OKI Dialogic VOX ADPCM
WAV (Microsoft 16 bit PCM)
WAV (Microsoft 32 bit float)
WAV (Microsoft 4 bit IMA ADPCM)
WAV (Microsoft 4 bit MS ADPCM)
WAV (Microsoft 8 bit PCM)