ref: 6553e2398a38fd92ce152dc90d947c925b8075c2
dir: /common/libsndfile/tests/sftest.c/
/*
** Copyright (C) 1999-2000 Erik de Castro Lopo <erikd@zip.com.au>
**
** This program is free software; you can redistribute it and/or modify
** it under the terms of the GNU General Public License as published by
** the Free Software Foundation; either version 2 of the License, or
** (at your option) any later version.
**
** This program is distributed in the hope that it will be useful,
** but WITHOUT ANY WARRANTY; without even the implied warranty of
** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
** GNU General Public License for more details.
**
** You should have received a copy of the GNU General Public License
** along with this program; if not, write to the Free Software
** Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#include <stdio.h>
#include <unistd.h>
#include <sndfile.h>
#define BUFFER_SIZE (1024)
static short buffer [BUFFER_SIZE] ;
int main (int argc, char *argv[])
{ SNDFILE *file ;
SF_INFO sfinfo ;
int k, count, max = 0, total = 0 ;
if (argc < 2)
{ printf ("Expecting input file name.\n") ;
return 0 ;
} ;
if (! (file = sf_open_read (argv [1], &sfinfo)))
{ printf ("sf_open_read failed with error : ") ;
sf_perror (NULL) ;
exit (1) ;
} ;
while ((count = sf_read_short (file, buffer, BUFFER_SIZE)))
{ for (k = 0 ; k < count ; k++)
if (abs (buffer [k]) > max)
max = abs (buffer [k]) ;
total += count ;
} ;
printf ("Total : %d\n", total) ;
printf ("Maximun value : %d\n", max) ;
sf_close (file) ;
return 0 ;
} /* main */