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lpcdl2aa

PURPOSE ^

LPCDL2AA dct of log area to area coefficients AA=(DL)

SYNOPSIS ^

function aa=lpcdl2aa(dl)

DESCRIPTION ^

LPCDL2AA dct of log area to area coefficients AA=(DL)

CROSS-REFERENCE INFORMATION ^

This function calls: This function is called by:

SOURCE CODE ^

0001 function aa=lpcdl2aa(dl)
0002 %LPCDL2AA dct of log area to area coefficients AA=(DL)
0003 
0004 % we do not correct for sinc errors
0005 
0006 
0007 %      Copyright (C) Mike Brookes 1997
0008 %      Version: $Id: lpcdl2aa.m 713 2011-10-16 14:45:43Z dmb $
0009 %
0010 %   VOICEBOX is a MATLAB toolbox for speech processing.
0011 %   Home page: http://www.ee.ic.ac.uk/hp/staff/dmb/voicebox/voicebox.html
0012 %
0013 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
0014 %   This program is free software; you can redistribute it and/or modify
0015 %   it under the terms of the GNU General Public License as published by
0016 %   the Free Software Foundation; either version 2 of the License, or
0017 %   (at your option) any later version.
0018 %
0019 %   This program is distributed in the hope that it will be useful,
0020 %   but WITHOUT ANY WARRANTY; without even the implied warranty of
0021 %   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
0022 %   GNU General Public License for more details.
0023 %
0024 %   You can obtain a copy of the GNU General Public License from
0025 %   http://www.gnu.org/copyleft/gpl.html or by writing to
0026 %   Free Software Foundation, Inc.,675 Mass Ave, Cambridge, MA 02139, USA.
0027 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
0028 
0029 [nf,p]=size(dl);
0030 aa=[zeros(nf,1) exp(irdct(dl.').') ones(nf,1)];
0031

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