note 47730 added to function.png2wbmp

I need any help, because...what is threshold, what should i put in there? I mean int threshold of what?...... ---- Manual Page -- http://www.php.net/manual/en/function.png2wbmp.php Edit -- http://master.php.net/manage/user-notes.php?action=edit+47730 Delete -- http://master.php.net/manage/user-notes.php?action=delete+47730&report=yes Reason: bad code -- http://master.php.net/manage/user-notes.php?action=delete+47730&report=yes&reason=bad+code Reason: spam -- http://master.php.net/manage/user-notes.php?action=delete+47730&report=yes&reason=spam Reason: useless example -- http://master.php.net/manage/user-notes.php?action=delete+47730&report=yes&reason=useless+example Reason: contains commercial links -- http://master.php.net/manage/user-notes.php?action=delete+47730&report=yes&reason=contains+commercial+links Reason: useless note -- http://master.php.net/manage/user-notes.php?action=delete+47730&report=yes&reason=useless+note Reject -- http://master.php.net/manage/user-notes.php?action=reject+47730&report=yes Search -- http://master.php.net/manage/user-notes.php