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