wavrms -V (return code: 1)
invalid RIFF id in wav header
error initializing wav reader
WavRMS: utility program to calculate AC-3 dialnorm.
(c) 2006-2007 Justin Ruggles, et al.
wavrms -h (return code: 0)
WavRMS: utility program to calculate AC-3 dialnorm.
(c) 2006-2007 Justin Ruggles, et al.
usage: wavrms <test.wav> [<start> [<end>]]
use '-' to input from stdin.
unit for start and end is seconds.