[Sommaire] [Imprimer]

   1  <?php
   2  /////////////////////////////////////////////////////////////////
   3  /// getID3() by James Heinrich <info@getid3.org>               //
   4  //  available at http://getid3.sourceforge.net                 //
   5  //            or http://www.getid3.org                         //
   6  /////////////////////////////////////////////////////////////////
   7  // See readme.txt for more details                             //
   8  /////////////////////////////////////////////////////////////////
   9  //                                                             //
  10  // module.graphic.jpg.php                                      //
  11  // module for analyzing JPEG Image files                       //
  12  // dependencies: NONE                                          //
  13  //                                                            ///
  14  /////////////////////////////////////////////////////////////////
  15  
  16  
  17  class getid3_jpg
  18  {
  19  
  20  
  21  	function getid3_jpg(&$fd, &$ThisFileInfo) {
  22          $ThisFileInfo['fileformat']                  = 'jpg';
  23          $ThisFileInfo['video']['dataformat']         = 'jpg';
  24          $ThisFileInfo['video']['lossless']           = false;
  25          $ThisFileInfo['video']['bits_per_sample']    = 24;
  26          $ThisFileInfo['video']['pixel_aspect_ratio'] = (float) 1;
  27  
  28          fseek($fd, $ThisFileInfo['avdataoffset'], SEEK_SET);
  29  
  30          list($width, $height, $type) = getid3_lib::GetDataImageSize(fread($fd, $ThisFileInfo['filesize']));
  31          if ($type == 2) {
  32  
  33              $ThisFileInfo['video']['resolution_x'] = $width;
  34              $ThisFileInfo['video']['resolution_y'] = $height;
  35  
  36              if (version_compare(phpversion(), '4.2.0', '>=')) {
  37  
  38                  if (function_exists('exif_read_data')) {
  39  
  40                      ob_start();
  41                      $ThisFileInfo['jpg']['exif'] = exif_read_data($ThisFileInfo['filenamepath'], '', true, false);
  42                      $errors = ob_get_contents();
  43                      if ($errors) {
  44                          $ThisFileInfo['error'][] = strip_tags($errors);
  45                          unset($ThisFileInfo['jpg']['exif']);
  46                      }
  47                      ob_end_clean();
  48  
  49                  } else {
  50  
  51                      $ThisFileInfo['warning'][] = 'EXIF parsing only available when '.(GETID3_OS_ISWINDOWS ? 'php_exif.dll enabled' : 'compiled with --enable-exif');
  52  
  53                  }
  54  
  55              } else {
  56  
  57                  $ThisFileInfo['warning'][] = 'EXIF parsing only available in PHP v4.2.0 and higher compiled with --enable-exif (or php_exif.dll enabled for Windows). You are using PHP v'.phpversion();
  58  
  59              }
  60  
  61              return true;
  62  
  63          }
  64  
  65          unset($ThisFileInfo['fileformat']);
  66          return false;
  67      }
  68  
  69  }
  70  
  71  
  72  ?>