ref: d7448a6e4b33ca916233b1de161a3d841b35c96b
dir: /sys/lib/python/test/output/test_linuxaudiodev/
test_linuxaudiodev expected rate >= 0, not -1 expected sample size >= 0, not -2 nchannels must be 1 or 2, not 3 unknown audio encoding: 177 for linear unsigned 16-bit little-endian audio, expected sample size 16, not 8 for linear unsigned 8-bit audio, expected sample size 8, not 16