interpretor/libsndfile-1.0.25/examples/list_formats.c

   1 /*
   2 ** Copyright (C) 2001-2011 Erik de Castro Lopo <erikd@mega-nerd.com>
   3 **
   4 ** All rights reserved.
   5 **
   6 ** Redistribution and use in source and binary forms, with or without
   7 ** modification, are permitted provided that the following conditions are
   8 ** met:
   9 **
  10 **     * Redistributions of source code must retain the above copyright
  11 **       notice, this list of conditions and the following disclaimer.
  12 **     * Redistributions in binary form must reproduce the above copyright
  13 **       notice, this list of conditions and the following disclaimer in
  14 **       the documentation and/or other materials provided with the
  15 **       distribution.
  16 **     * Neither the author nor the names of any contributors may be used
  17 **       to endorse or promote products derived from this software without
  18 **       specific prior written permission.
  19 **
  20 ** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  21 ** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
  22 ** TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  23 ** PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
  24 ** CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
  25 ** EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
  26 ** PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
  27 ** OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
  28 ** WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
  29 ** OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
  30 ** ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  31 */
  32
  33 #include        <stdio.h>
  34 #include        <stdlib.h>
  35 #include        <string.h>
  36 #include        <math.h>
  37
  38 #include        <sndfile.h>
  39
  40 int
  41 main (void)
  42 {       SF_FORMAT_INFO  info ;
  43         SF_INFO                 sfinfo ;
  44         char buffer [128] ;
  45         int format, major_count, subtype_count, m, s ;
  46
  47         memset (&sfinfo, 0, sizeof (sfinfo)) ;
  48         buffer [0] = 0 ;
  49         sf_command (NULL, SFC_GET_LIB_VERSION, buffer, sizeof (buffer)) ;
  50         if (strlen (buffer) < 1)
  51         {       printf ("Line %d: could not retrieve lib version.\n", __LINE__) ;
  52                 exit (1) ;
  53                 } ;
  54         printf ("Version : %s\n\n", buffer) ;
  55
  56         sf_command (NULL, SFC_GET_FORMAT_MAJOR_COUNT, &major_count, sizeof (int)) ;
  57         sf_command (NULL, SFC_GET_FORMAT_SUBTYPE_COUNT, &subtype_count, sizeof (int)) ;
  58
  59         sfinfo.channels = 1 ;
  60         for (m = 0 ; m < major_count ; m++)
  61         {       info.format = m ;
  62                 sf_command (NULL, SFC_GET_FORMAT_MAJOR, &info, sizeof (info)) ;
  63                 printf ("%s  (extension \"%s\")\n", info.name, info.extension) ;
  64
  65                 format = info.format ;
  66
  67                 for (s = 0 ; s < subtype_count ; s++)
  68                 {       info.format = s ;
  69                         sf_command (NULL, SFC_GET_FORMAT_SUBTYPE, &info, sizeof (info)) ;
  70
  71                         format = (format & SF_FORMAT_TYPEMASK) | info.format ;
  72
  73                         sfinfo.format = format ;
  74                         if (sf_format_check (&sfinfo))
  75                                 printf ("   %s\n", info.name) ;
  76                         } ;
  77                 puts ("") ;
  78                 } ;
  79         puts ("") ;
  80
  81         return 0 ;
  82 } /* main */
  83