note 47363 added to function.imagegammacorrect

Good afternoon! Tell how to define inputgamma and outputgamma for function imagegammacorrect. And it is possible-whether to change palette JPEG by means of this function. Thanks. Vladimir. ---- Manual Page -- http://www.php.net/manual/en/function.imagegammacorrect.php Edit -- http://master.php.net/manage/user-notes.php?action=edit+47363 Delete -- http://master.php.net/manage/user-notes.php?action=delete+47363&report=yes Reason: bad code -- http://master.php.net/manage/user-notes.php?action=delete+47363&report=yes&reason=bad+code Reason: spam -- http://master.php.net/manage/user-notes.php?action=delete+47363&report=yes&reason=spam Reason: useless example -- http://master.php.net/manage/user-notes.php?action=delete+47363&report=yes&reason=useless+example Reason: contains commercial links -- http://master.php.net/manage/user-notes.php?action=delete+47363&report=yes&reason=contains+commercial+links Reason: useless note -- http://master.php.net/manage/user-notes.php?action=delete+47363&report=yes&reason=useless+note Reject -- http://master.php.net/manage/user-notes.php?action=reject+47363&report=yes Search -- http://master.php.net/manage/user-notes.php