note 96162 added to function.imagick-valid
| From: | hyrumt at mediarain dot com | Date: | Thu, 11 Feb 2010 19:01:21 +0000 |
| Subject: | note 96162 added to function.imagick-valid | ||
| Groups: | php.notes | ||
| Request: | Send a blank email to php-notes+get-165882@lists.php.net to get a copy of this message | ||
We found this method to be of value when checking most image file types. However, it does not appear
to be rigorous enough to detect corrupt jpg files. We use the following for jpgs and validate() for
everything else.
<?php
// check for the existence of the EOI segment header at the end of the file
if (0 !== fseek($file, -2, SEEK_END) || "\xFF\xD9" !== fread($file, 2)) {
fclose($file);
return FALSE;
}
?>
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Server IP: 69.147.83.197
Probable Submitter: 173.8.91.177
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Manual Page -- http://www.php.net/manual/en/function.imagick-valid.php
Edit -- https://master.php.net/note/edit/96162
Del: integrated -- https://master.php.net/note/delete/96162/integrated
Del: useless -- https://master.php.net/note/delete/96162/useless
Del: bad code -- https://master.php.net/note/delete/96162/bad+code
Del: spam -- https://master.php.net/note/delete/96162/spam
Del: non-english -- https://master.php.net/note/delete/96162/non-english
Del: in docs -- https://master.php.net/note/delete/96162/in+docs
Del: other reasons-- https://master.php.net/note/delete/96162
Reject -- https://master.php.net/note/reject/96162
Search -- https://master.php.net/manage/user-notes.php