freeswitch/libs/libcodec2/octave/README.txt

README.txt
For codec2/octave directory
Created 24 June 2012 by David Rowe

1/ To support some of the Octave scripts (in particular fdmdv) in this
   directory the following Octave packages need to be installed:

      control image miscellaneous optim signal specfun struct

2/ Download these tar balls from:

   http://octave.sourceforge.net/packages.php

3/ Install each package from the Octave command line with:

   octave:3> pkg install package_file_name.tar.gz