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Write Text to the Image

<?php
 
//=========== change the text to display in the image
//$text = 'mydomain.com';
//$imgfile="smp.jpg";
$font = 'arial.ttf';
$ext=substr($imgfile,-3);
$ext=strtolower($ext);
 
if($ext=="jpg" || $ext=="jpe") $im=@imagecreatefromjpeg("$imgfile");
elseif ($ext=="gif") $im=@imagecreatefromgif("$imgfile"); 
else {print "Unknown image format"; exit;}
 
 if (!$im) { /* See if it failed */
       $im = ImageCreate (150, 30); /* Create a blank image */
       $bgc = ImageColorAllocate ($im, 255, 255, 255);
       $tc  = ImageColorAllocate ($im, 0, 0, 0);
       ImageFilledRectangle ($im, 0, 0, 150, 30, $bgc); 
       /* Output an errmsg */
       ImageString($im, 1, 5, 5, "Error loading $imgfile", $tc); 
	return $im;
   }
 
$x=imagesx($im);
$y=imagesy($im);
$fontsize=$x/20;
$fontsize=floor($fontsize);
if($fontsize<10) $fontsize=10;
 
$white = imagecolorallocate($im, 255, 255, 255);
$black = imagecolorallocate($im, 0, 0, 0);
 
imagettftext($im, $fontsize, 0, 12, $fontsize+8, $black, $font, $text);
imagettftext($im, $fontsize, 0, 10, $fontsize+6, $white, $font, $text);
 
if($ext=="gif") 
	{
	header("Content-type: image/gif");
	imagegif($im);
	}
else
	{
	header("Content-type: image/jpeg");
	imagejpeg($im);
 
	}
imagedetroy($im);
?>
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