| 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 3318 2009-05-20 21:54:10Z vdigital $ |
|---|
| 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 | ?> |
|---|
