source: branches/1.4/tools/metadata.php @ 12792

<?php
// +-----------------------------------------------------------------------+
// | PhpWebGallery - a PHP based picture gallery                           |
// | Copyright (C) 2002-2003 Pierrick LE GALL - pierrick@phpwebgallery.net |
// | Copyright (C) 2003-2005 PhpWebGallery Team - http://phpwebgallery.net |
// +-----------------------------------------------------------------------+
// | branch        : BSF (Best So Far)
// | file          : $RCSfile$
// | last update   : $Date: 2005-01-07 23:10:51 +0000 (Fri, 07 Jan 2005) $
// | last modifier : $Author: plg $
// | revision      : $Revision: 675 $
// +-----------------------------------------------------------------------+
// | 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                                          |
// |                                                                       |
// | 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.                                                                  |
// +-----------------------------------------------------------------------+

$filename = 'sample.jpg';
echo 'Informations are read from '.$filename.'<br /><br /><br />';

$iptc_result = array();
$imginfo = array();
getimagesize($filename, $imginfo);
if (isset($imginfo['APP13']))
{
  $iptc = iptcparse($imginfo['APP13']);
  if (is_array($iptc))
  {
    foreach (array_keys($iptc) as $iptc_key)
    {
      if (isset($iptc[$iptc_key][0]) and $value = $iptc[$iptc_key][0])
      {
        // strip leading zeros (weird Kodak Scanner software)
        while ($value[0] == chr(0))
        {
          $value = substr($value, 1);
        }
        // remove binary nulls
        $value = str_replace(chr(0x00), ' ', $value);
      }
      $iptc_result[$iptc_key] = $value;
    }
  }

  echo 'IPTC Fields in '.$filename.'<br />';
  $keys = array_keys($iptc_result);
  sort($keys);
  foreach ($keys as $key)
  {
    echo '<br />'.$key.' = '.$iptc_result[$key];
  }
}
else
{
  echo 'no IPTC information';
}

echo '<br /><br /><br />';
echo 'EXIF Fields in '.$filename.'<br />';
$exif = read_exif_data($filename);
echo '<pre>';
print_r($exif);
echo '</pre>';
?>