add libsndifle 1.0.17 to in tree libs

git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@3761 d0543943-73ff-0310-b7d9-9358b9ac24b2

libs/libsndfile/Octave/sndfile_save.m

@@ -0,0 +1,60 @@
+## Copyright (C) 2002  Erik de Castro Lopo
+##
+## This program is free software; you can redistribute it and/or modify
+## it under the terms of the GNU General Public License as published by
+## the Free Software Foundation; either version 2, or (at your option)
+## any later version.
+##
+## This program is distributed in the hope that it will be useful, but
+## WITHOUT ANY WARRANTY; without even the implied warranty of
+## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+## General Public License for more details.
+##
+## You should have received a copy of the GNU General Public License
+## along with this file.  If not, write to the Free Software Foundation,
+## 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+
+## -*- texinfo -*-
+## @deftypefn {Function File} {} sndfile_save (@var{filename, data, fs})
+## Save the given @var{data} as audio data to the given at @var{fs}. Set
+## the sample rate to @var{fs}.
+## @end deftypefn
+
+## Author: Erik de Castro Lopo <erikd@mega-nerd.com>
+## Description: Save data as a sound file
+
+function sndfile_save (filename, data, fs)
+
+if nargin != 3,
+	error ("Need three input arguments: filename, data and fs.") ;
+	endif
+
+if (! isstr (filename)),
+	error ("First parameter 'filename' is must be a string.") ;
+	endif
+
+if (max (size (fs)) > 1),
+	error ("Second parameter 'fs' must be a single value, not an array or matrix.") ;
+	endif
+
+[nr nc] = size (data) ;
+
+if (nr > nc),
+	data = data' ;
+	endif
+
+samplerate = fs ;
+wavedata = data ;
+
+str = sprintf ("save -mat-binary %s samplerate wavedata", filename) ;
+
+eval (str) ;
+
+endfunction
+
+# Do not edit or modify anything in this comment block.
+# The arch-tag line is a file identity tag for the GNU Arch 
+# revision control system.
+#
+# arch-tag: 5e44602b-940b-4927-af7c-47639769a40b
+