Chris@40: ## Copyright (C) 2002-2011  Erik de Castro Lopo
Chris@40: ##
Chris@40: ## This program is free software; you can redistribute it and/or modify
Chris@40: ## it under the terms of the GNU General Public License as published by
Chris@40: ## the Free Software Foundation; either version 2, or (at your option)
Chris@40: ## any later version.
Chris@40: ##
Chris@40: ## This program is distributed in the hope that it will be useful, but
Chris@40: ## WITHOUT ANY WARRANTY; without even the implied warranty of
Chris@40: ## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
Chris@40: ## General Public License for more details.
Chris@40: ##
Chris@40: ## You should have received a copy of the GNU General Public License
Chris@40: ## along with this file.  If not, write to the Free Software Foundation,
Chris@40: ## 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
Chris@40: 
Chris@40: ## -*- texinfo -*-
Chris@40: ## @deftypefn {Function File} {} sndfile_play (@var{data, fs})
Chris@40: ## Play @var{data} at sample rate @var{fs} using the sndfile-play
Chris@40: ## program.
Chris@40: ## @end deftypefn
Chris@40: 
Chris@40: ## Author: Erik de Castro Lopo <erikd@mega-nerd.com>
Chris@40: ## Description: Play the given data as a sound file
Chris@40: 
Chris@40: function sndfile_play (data, fs)
Chris@40: 
Chris@40: if nargin != 2,
Chris@40: 	error ("Need two input arguments: data and fs.") ;
Chris@40: 	endif
Chris@40: 
Chris@40: if (max (size (fs)) > 1),
Chris@40: 	error ("Second parameter fs must be a single value.") ;
Chris@40: 	endif
Chris@40: 
Chris@40: [nr nc] = size (data) ;
Chris@40: 
Chris@40: if (nr > nc),
Chris@40: 	data = data' ;
Chris@40: 	endif
Chris@40: 
Chris@40: samplerate = fs ;
Chris@40: wavedata = data ;
Chris@40: 
Chris@40: filename = tmpnam () ;
Chris@40: 
Chris@40: cmd = sprintf ("save -mat-binary %s fs data", filename) ;
Chris@40: 
Chris@40: eval (cmd) ;
Chris@40: 
Chris@40: cmd = sprintf ("sndfile-play %s", filename) ;
Chris@40: 
Chris@40: [output, status] = system (cmd) ;
Chris@40: 
Chris@40: if (status),
Chris@40: 	disp (outout) ;
Chris@40: 	endif
Chris@40: 
Chris@40: endfunction