aac
ac3
adpcm_adx
adpcm_g722
adpcm_g726
adpcm_ima_qt
adpcm_ima_wav
adpcm_ms
adpcm_swf
adpcm_yamaha
alac
amr_nb
amr_wb
comfortnoise
dts
eac3
flac
g723_1
gsm
gsm_ms
ilbc
mlp
mp2
mp3
nellymoser
opus
pcm_alaw
pcm_f32be
pcm_f32le
pcm_f64be
pcm_f64le
pcm_lxf
pcm_mulaw
pcm_s16be
pcm_s16be_planar
pcm_s16le
pcm_s16le_planar
pcm_s24be
pcm_s24daud
pcm_s24le
pcm_s24le_planar
pcm_s32be
pcm_s32le
pcm_s32le_planar
pcm_s64be
pcm_s64le
pcm_s8
pcm_s8_planar
pcm_u16be
pcm_u16le
pcm_u24be
pcm_u24le
pcm_u32be
pcm_u32le
pcm_u8
ra_144
roq_dpcm
s302m
sonic
sonicls
speex
truehd
truespeech
tta
vorbis
wavpack
wmav1
wmav2