[SPTK-CVS] SPTK/src/bin/rlevdur Makefile.am, NONE, 1.1 _rlevdur.c, NONE, 1.1 rlevdur.c, NONE, 1.1 .

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Update of /cvsroot/sp-tk/SPTK/src/bin/rlevdur
In directory sfp-cvs-1.v30.ch3.sourceforge.com:/tmp/cvs-serv12513

Added Files:
	Makefile.am _rlevdur.c rlevdur.c .cvsignore 
Log Message:
add rlevdur command

--- NEW FILE: .cvsignore ---
Makefile
rlevdur
Makefile.in
.deps

--- NEW FILE: rlevdur.c ---
/* ----------------------------------------------------------------- */
/*             The Speech Signal Processing Toolkit (SPTK)           */
/*             developed by SPTK Working Group                       */
/*             http://sp-tk.sourceforge.net/                         */
/* ----------------------------------------------------------------- */
/*                                                                   */
/*  Copyright (c) 1984-2007  Tokyo Institute of Technology           */
/*                           Interdisciplinary Graduate School of    */
/*                           Science and Engineering                 */
/*                                                                   */
/*                1996-2017  Nagoya Institute of Technology          */
/*                           Department of Computer Science          */
/*                                                                   */
/* All rights reserved.                                              */
/*                                                                   */
/* Redistribution and use in source and binary forms, with or        */
/* without modification, are permitted provided that the following   */
/* conditions are met:                                               */
/*                                                                   */
/* - Redistributions of source code must retain the above copyright  */
/*   notice, this list of conditions and the following disclaimer.   */
/* - Redistributions in binary form must reproduce the above         */
/*   copyright notice, this list of conditions and the following     */
/*   disclaimer in the documentation and/or other materials provided */
/*   with the distribution.                                          */
/* - Neither the name of the SPTK working group nor the names of its */
/*   contributors may be used to endorse or promote products derived */
/*   from this software without specific prior written permission.   */
/*                                                                   */
/* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND            */
/* CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,       */
/* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF          */
/* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE          */
/* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS */
/* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,          */
/* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED   */
/* TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,     */
/* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON */
/* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,   */
/* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY    */
/* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE           */
/* POSSIBILITY OF SUCH DAMAGE.                                       */
/* ----------------------------------------------------------------- */

/************************************************************************
*                                                                       *
*    Solve an Autocorrelation Normal Equation                           *
*    Using Reverse Levinson-Durbin Method                               *
*                                                                       *
*                                       2017.6  T.Yoshimura             *
*                                                                       *
*       usage:                                                          *
*               rlevdur [ options ] [ infile ] > stdout                 *
*       options:                                                        *
*               -m m  :  order of correlation              [25]         *
*       infile:                                                         *
*               LP Coefficeints                                         *
*                        , K, a(1), ..., a(m),                          *
*       stdout:                                                         *
*               autocorrelation                                         *
*                        , r(0), r(1), ..., r(m),                       *
*       require:                                                        *
*               rlevdur()                                               *
*                                                                       *
************************************************************************/

static char *rcs_id =
    "$Id: rlevdur.c,v 1.1 2017/08/03 09:03:00 koikenatsumi Exp $";


/*  Standard C Libraries  */
#include <stdio.h>
#include <stdlib.h>

#ifdef HAVE_STRING_H
#include <string.h>
#else
#include <strings.h>
#ifndef HAVE_STRRCHR
#define strrchr rindex
#endif
#endif


#if defined(WIN32)
#include "SPTK.h"
#else
#include <SPTK.h>
#endif

/*  Default Values  */
#define ORDER  25
#define MINDET 0.0

/*  Command Name  */
char *cmnd;


void usage(int status)
{
   fprintf(stderr, "\n");
   fprintf(stderr, " %s - solve an autocorrelation normal equation\n", cmnd);
   fprintf(stderr, "                    using reverse Levinson-Durbin method\n");
   fprintf(stderr, "\n");
   fprintf(stderr, "  usage:\n");
   fprintf(stderr, "       %s [ options ] [ infile ] > stdout\n", cmnd);
   fprintf(stderr, "  options:\n");
   fprintf(stderr, "       -m m  : order of correlation             [%d]\n",
           ORDER);
   fprintf(stderr, "       -h    : print this message\n");
   fprintf(stderr, "  infile:\n");
   fprintf(stderr, "       LP coefficients (%s)                  [stdin]\n",
           FORMAT);
   fprintf(stderr, "  stdout:\n");
   fprintf(stderr, "       autocorrelation (%s)\n", FORMAT);
#ifdef PACKAGE_VERSION
   fprintf(stderr, "\n");
   fprintf(stderr, " SPTK: version %s\n", PACKAGE_VERSION);
   fprintf(stderr, " CVS Info: %s", rcs_id);
#endif
   fprintf(stderr, "\n");
   exit(status);
}


int main(int argc, char **argv)
{
   int m = ORDER;
   FILE *fp = stdin;
   double *a, *r, f = MINDET;

   if ((cmnd = strrchr(argv[0], '/')) == NULL)
      cmnd = argv[0];
   else
      cmnd++;
   while (--argc)
      if (**++argv == '-') {
         switch (*(*argv + 1)) {
         case 'm':
            m = atoi(*++argv);
            --argc;
            break;
         case 'h':
            usage(0);
         default:
            fprintf(stderr, "%s : Invalid option '%c'!\n", cmnd, *(*argv + 1));
            usage(1);
         }
      } else
         fp = getfp(*argv, "rb");

   a = dgetmem(m + m + 2);
   r = a + m + 1;

   while (freadf(a, sizeof(*a), m + 1, fp) == m + 1) {
      rlevdur(a, r, m, f);
      fwritef(r, sizeof(*r), m + 1, stdout);
   }

   return (0);
}

--- NEW FILE: _rlevdur.c ---
/* ----------------------------------------------------------------- */
/*             The Speech Signal Processing Toolkit (SPTK)           */
/*             developed by SPTK Working Group                       */
/*             http://sp-tk.sourceforge.net/                         */
/* ----------------------------------------------------------------- */
/*                                                                   */
/*  Copyright (c) 1984-2007  Tokyo Institute of Technology           */
/*                           Interdisciplinary Graduate School of    */
/*                           Science and Engineering                 */
/*                                                                   */
/*                1996-2017  Nagoya Institute of Technology          */
/*                           Department of Computer Science          */
/*                                                                   */
/* All rights reserved.                                              */
/*                                                                   */
/* Redistribution and use in source and binary forms, with or        */
/* without modification, are permitted provided that the following   */
/* conditions are met:                                               */
/*                                                                   */
/* - Redistributions of source code must retain the above copyright  */
/*   notice, this list of conditions and the following disclaimer.   */
/* - Redistributions in binary form must reproduce the above         */
/*   copyright notice, this list of conditions and the following     */
/*   disclaimer in the documentation and/or other materials provided */
/*   with the distribution.                                          */
/* - Neither the name of the SPTK working group nor the names of its */
/*   contributors may be used to endorse or promote products derived */
/*   from this software without specific prior written permission.   */
/*                                                                   */
/* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND            */
/* CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,       */
/* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF          */
/* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE          */
/* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS */
/* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,          */
/* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED   */
/* TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,     */
/* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON */
/* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,   */
/* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY    */
/* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE           */
/* POSSIBILITY OF SUCH DAMAGE.                                       */
/* ----------------------------------------------------------------- */

/****************************************************************

    $Id: _rlevdur.c,v 1.1 2017/08/03 09:03:00 koikenatsumi Exp $

    Solve an Autocorrelation Normal Equation
    Using Reverse Levinson-Durbin Method

       int rlevdur(a, r, m, eps);

       double  *a    : LP coefficients
       double  *r    : autocorrelation sequence
       int     m     : order of LPC
       double  eps   : singular check

       return  value :  0  -> normally completed
                        -1 -> abnormally completed

******************************************************************/

#include <stdio.h>
#include <stdlib.h>
#include <math.h>

#if defined(WIN32)
#include "SPTK.h"
#else
#include <SPTK.h>
#endif

int rlevdur(double *a, double *r, const int m, double eps)
{
   int i, j;
   double rmd, sum;
   static double **u = NULL, *e = NULL;
   static int size;

   if (u == NULL && e == NULL) {
      u = ddgetmem(m + 1, m + 1);
      e = dgetmem(m + 1);
      size = m;
   }

   if (m > size) {
      free(u);
      free(e);
      u = ddgetmem(m + 1, m + 1);
      e = dgetmem(m + 1);
      size = m;
   }

   for (j = 0; j <= m; j++) {
      u[j][j] = 1.0;
   }

   for (j = 0; j < m; j++) {
      u[m][j] = a[m - j];
   }
   e[m] = a[0] * a[0];

   for (i = m - 1; i > 0; i--) {
      rmd = (1.0 - u[i + 1][0] * u[i + 1][0]);
      if ((rmd < 0.0) ? -rmd : rmd <= eps)
         return (-1);
      for (j = 0; j < i; j++) {
         u[i][i - j - 1] =
             (u[i + 1][i - j] - u[i + 1][0] * u[i + 1][j + 1]) / rmd;
      }
      e[i] = e[i + 1] / rmd;
   }
   e[0] = e[1] / (1.0 - u[1][0] * u[1][0]);

   r[0] = e[0];
   for (i = 1; i <= m; i++) {
      sum = 0.0;
      for (j = 1; j < i; j++) {
         sum -= u[i - 1][i - j - 1] * r[i - j];
      }
      r[i] = sum - u[i][0] * e[i - 1];
   }

   return (0);
}

--- NEW FILE: Makefile.am ---
AM_CPPFLAGS = -I @top_srcdir@/include
bin_PROGRAMS = rlevdur
rlevdur_SOURCES = rlevdur.c _rlevdur.c
rlevdur_LDADD = @top_builddir@/lib/libSPTK.a

[SPTK-CVS] SPTK/src/bin/rlevdur Makefile.am, NONE, 1.1 _rlevdur.c, NONE, 1.1 rlevdur.c, NONE, 1.1 .

[SPTK-CVS] SPTK/src/bin/rlevdur Makefile.am, NONE, 1.1 _rlevdur.c, NONE, 1.1 rlevdur.c, NONE, 1.1 .cvsignore, NONE, 1.1