## Copyright (C) 2002-2011  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