cannam@125: ## Copyright (C) 2002-2011  Erik de Castro Lopo
cannam@125: ##
cannam@125: ## This program is free software; you can redistribute it and/or modify
cannam@125: ## it under the terms of the GNU General Public License as published by
cannam@125: ## the Free Software Foundation; either version 2, or (at your option)
cannam@125: ## any later version.
cannam@125: ##
cannam@125: ## This program is distributed in the hope that it will be useful, but
cannam@125: ## WITHOUT ANY WARRANTY; without even the implied warranty of
cannam@125: ## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
cannam@125: ## General Public License for more details.
cannam@125: ##
cannam@125: ## You should have received a copy of the GNU General Public License
cannam@125: ## along with this file.  If not, write to the Free Software Foundation,
cannam@125: ## 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
cannam@125: 
cannam@125: ## -*- texinfo -*-
cannam@125: ## @deftypefn {Function File} {} sndfile_load (@var{filename})
cannam@125: ## Load data from the file given by @var{filename}.
cannam@125: ## @end deftypefn
cannam@125: 
cannam@125: ## Author: Erik de Castro Lopo <erikd@mega-nerd.com>
cannam@125: ## Description: Load the sound data from the given file name
cannam@125: 
cannam@125: function [data fs] = sndfile_load (filename)
cannam@125: 
cannam@125: if (nargin != 1),
cannam@125: 	error ("Need an input filename") ;
cannam@125: 	endif
cannam@125: 
cannam@125: samplerate = -1 ;
cannam@125: samplingrate = -1 ;
cannam@125: wavedata = -1 ;
cannam@125: 
cannam@125: 
cannam@125: eval (sprintf ('load -f %s', filename)) ;
cannam@125: 
cannam@125: if (samplerate > 0),
cannam@125: 	fs = samplerate ;
cannam@125: elseif (samplingrate > 0),
cannam@125: 	fs = samplingrate ;
cannam@125: else
cannam@125: 	error ("Not able to find sample rate.") ;
cannam@125: 	endif
cannam@125: 
cannam@125: if (max (size (wavedata)) > 1),
cannam@125: 	data = wavedata ;
cannam@125: else
cannam@125: 	error ("Not able to find waveform data.") ;
cannam@125: 	endif
cannam@125: 
cannam@125: endfunction