mirror of
https://gitee.com/openharmony/third_party_libsnd
synced 2024-11-23 09:59:54 +00:00
66 lines
1.6 KiB
C
66 lines
1.6 KiB
C
/*
|
|
** Copyright (C) 1999-2011 Erik de Castro Lopo <erikd@mega-nerd.com>
|
|
**
|
|
** 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 "sfconfig.h"
|
|
|
|
#include <stdio.h>
|
|
|
|
#if HAVE_UNISTD_H
|
|
#include <unistd.h>
|
|
#endif
|
|
|
|
#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 (argv [1], SFM_READ, &sfinfo)))
|
|
{ printf ("sf_open_read failed with error : ") ;
|
|
puts (sf_strerror (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 */
|
|
|