function save_image($img,$path){

$ch = curl_init ($img);
curl_setopt($ch, CURLOPT_HEADER, 0);
curl_setopt($ch,CURLOPT_REFERER,"http://uzaksite.com");  
curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
curl_setopt($ch, CURLOPT_BINARYTRANSFER,1);
$data=curl_exec($ch);
curl_close ($ch);

$fp = fopen($path,'w');
fwrite($fp, $data);
fclose($fp);

}



save_image("http://uzaksite.com/resim.jpg","aaa.jpg");