sndfile-info --help (return code: 1)
Usage :
sndfile-info <file> ...
Prints out information about one or more sound files.
sndfile-info --instrument <file>
Prints out the instrument data for the given file.
sndfile-info --broadcast <file>
Prints out the broadcast WAV info for the given file.
sndfile-info --channel-map <file>
Prints out the channel map for the given file.
sndfile-info --cart <file>
Prints out the cart chunk WAV info for the given file.
Using libsndfile-1.0.28.