header("Content-type: image/jpeg");
$string = "Raghav's Photo";
$im     = imagecreatefromjpeg("img_0783.jpg");
$orange = imagecolorallocate($im, 220, 210, 60);
$px     = (imagesx($im) - 7.5 * strlen($string)) / 2;
imagestring($im, 3, $px, 9, $string, $orange);
imagejpeg($im);
imagedestroy($im);

?>