Mercurial > judyates

     1 <?php

     2 // +----------------------------------------------------------------------+

     3 // | PHP version 5                                                        |

     4 // +----------------------------------------------------------------------+

     5 // | Copyright (c) 2002-2006 James Heinrich, Allan Hansen                 |

     6 // +----------------------------------------------------------------------+

     7 // | This source file is subject to version 2 of the GPL license,         |

     8 // | that is bundled with this package in the file license.txt and is     |

     9 // | available through the world-wide-web at the following url:           |

    10 // | http://www.gnu.org/copyleft/gpl.html                                 |

    11 // +----------------------------------------------------------------------+

    12 // | getID3() - http://getid3.sourceforge.net or http://www.getid3.org    |

    13 // +----------------------------------------------------------------------+

    14 // | Authors: James Heinrich <infoØgetid3*org>                            |

    15 // |          Allan Hansen <ahØartemis*dk>                                |

    16 // +----------------------------------------------------------------------+

    17 // | module.graphic.jpeg.php                                              |

    18 // | Module for analyzing JPEG graphic files.                             |

    19 // | dependencies: exif support in PHP (optional)                         |

    20 // +----------------------------------------------------------------------+

    21 //

    22 // $Id: module.graphic.jpeg.php,v 1.4 2006/11/02 10:48:02 ah Exp $

    23 

    24         

    25         

    26 class getid3_jpeg extends getid3_handler

    27 {

    28 

    29     public function Analyze() {

    30         

    31         $getid3 = $this->getid3;

    32 

    33         $getid3->info['fileformat']                  = 'jpg';

    34         $getid3->info['video']['dataformat']         = 'jpg';

    35         $getid3->info['video']['lossless']           = false;

    36         $getid3->info['video']['bits_per_sample']    = 24;

    37         $getid3->info['video']['pixel_aspect_ratio'] = (float)1;

    38 

    39         fseek($getid3->fp, $getid3->info['avdataoffset'], SEEK_SET);

    40 

    41         list($getid3->info['video']['resolution_x'], $getid3->info['video']['resolution_y'], $type) = getimagesize($getid3->filename);

    42         

    43         if ($type != 2) {

    44             throw new getid3_exception('File detected as JPEG, but is currupt.');

    45         }

    46 

    47         if (function_exists('exif_read_data')) {

    48 

    49             $getid3->info['jpg']['exif'] = exif_read_data($getid3->filename, '', true, false);

    50 

    51         } else {

    52 

    53             $getid3->warning('EXIF parsing only available when compiled with --enable-exif (or php_exif.dll enabled for Windows).');

    54         }

    55 

    56         return true;

    57     }

    58 

    59 }

    60 

    61 

    62 ?>
author	rlm
date	Mon, 12 Apr 2010 02:31:43 -0400
parents	3f6b44aa6b35
children