<?php?
?$src='images/4.jpg';
?$info=getimagesize($src);
?//?$x=$info[0]-100;
?//?$y=$info[1]-20;
?$type=image_type_to_extension($info[2],false);
?$newimage="imagecreatefrom{$type}";
?$images?=?$newimage($src);

?$mark="images/mark.png";
?$markinfo=getimagesize($mark);
?$marktype=image_type_to_extension($markinfo[2],false);
?$newmark="imagecreatefrom{$marktype}";
?$water=$newmark($mark);

?imagecopymerge($images,$water,20,30,0,0,100,100,30);
?//?imagedestroy($water);
?header("Content-type:".$info['mime']);
?$new='image{$type}';
?$new($images);
?//?imagedestroy($images);
??>