yading@11: 64151e4bcc2b717aa5a8454d424d6a1f *./tests/data/acodec.ref.wav
yading@11: 1058446 ./tests/data/acodec.ref.wav
yading@11: ce524631c2ad0a40aaab46e3a80a1176 *./tests/data/acodec-16000-1.ref.wav
yading@11: 192046 ./tests/data/acodec-16000-1.ref.wav