Tillad flere billed typer.

PHP kode 

 function _sendHeader(){
         header('Content-Type: image/jpeg');
     }

PHP kode 

 <?php
 /******************************************************************************************************************************** 
     PHPAsks.com 
     Developed by Asif Khalyani 
     Email : asif.khalyani@msn.com
     
 ********************************************************************************************************************************/
 if($_GET['pic']){
     $img = new img('billeder/'.$_GET['pic']);
     $width    =    $_GET["width"];
     $height    =    $_GET["height"];
     $img->resize();
     $img->show();
 }
 
 class img {
     
     var $image = '';
     var $temp = '';
     
     function img($sourceFile){
         if(file_exists($sourceFile)){
             $this->image = ImageCreateFromJPEG($sourceFile);
         } else {
             $this->errorHandler();
         }
         return;
     }
     
     function resize($width = 100, $height = 100, $aspectradio = true){
         $o_wd = imagesx($this->image);
         $o_ht = imagesy($this->image);
         if(isset($aspectradio)&&$aspectradio) {
             $w = round($o_wd * $height / $o_ht);
             $h = round($o_ht * $width / $o_wd);
             if(($height-$h)<($width-$w)){
                 $width =& $w;
             } else {
                 $height =& $h;
             }
         }
         $this->temp = imageCreateTrueColor($width,$height);
         imageCopyResampled($this->temp, $this->image,
         0, 0, 0, 0, $width, $height, $o_wd, $o_ht);
         $this->sync();
         return;
     }
     
     function sync(){
         $this->image =& $this->temp;
         unset($this->temp);
         $this->temp = '';
         return;
     }
     
     function show(){
         $this->_sendHeader();
         ImageJPEG($this->image);
         return;
     }
     
     function _sendHeader(){
         header('Content-Type: image/jpeg');
     }
     
     function errorHandler(){
         echo "error";
         exit();
     }
     
     function store($file){
         ImageJPEG($this->image,$file);
         return;
     }
     
     function watermark($pngImage, $left = 0, $top = 0){
         ImageAlphaBlending($this->image, true);
         $layer = ImageCreateFromPNG($pngImage); 
         $logoW = ImageSX($layer); 
         $logoH = ImageSY($layer); 
         ImageCopy($this->image, $layer, $left, $top, 0, 0, $logoW, $logoH); 
     }
 }
 ?>