forked from Mirrors/freeswitch
54 lines
1.6 KiB
Mathematica
54 lines
1.6 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_save (@var{filename, data, fs})
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## Save the given @var{data} as audio data to the given at @var{fs}. Set
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## the sample rate to @var{fs}.
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## @end deftypefn
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## Author: Erik de Castro Lopo <erikd@mega-nerd.com>
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## Description: Save data as a sound file
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function sndfile_save (filename, data, fs)
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if nargin != 3,
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error ("Need three input arguments: filename, data and fs.") ;
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endif
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if (! isstr (filename)),
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error ("First parameter 'filename' is must be a string.") ;
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endif
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if (max (size (fs)) > 1),
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error ("Second parameter 'fs' must be a single value, not an array or matrix.") ;
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endif
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[nr nc] = size (data) ;
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if (nr > nc),
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data = data' ;
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endif
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samplerate = fs ;
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wavedata = data ;
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str = sprintf ("save -mat-binary %s samplerate wavedata", filename) ;
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eval (str) ;
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endfunction
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