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-1.2.2.