/* ** Copyright (C) 1999-2011 Erik de Castro Lopo ** ** 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 #if HAVE_UNISTD_H #include #else #include "sf_unistd.h" #endif #include #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 */