AESCBCNopading PHP

<?php
$privateKey = "d7f8g9hk0dj2s712";
$iv = "f7h9a5d0gkvi7v6v";
$data = "http://tivi.crackgame.net/youtubefaker/Hai-co-tien-365.mp4";


$encrypted1 = mcrypt_encrypt(MCRYPT_RIJNDAEL_128, $privateKey, $data . "      ", MCRYPT_MODE_CBC, $iv);
$encrypted2 = mcrypt_encrypt(MCRYPT_RIJNDAEL_128, $privateKey, padding($data), MCRYPT_MODE_CBC, $iv);
echo $data . "mao" . strlen($data);
echo "<br>";
echo padding($data) . "mao" . strlen(padding($data));
echo "<br>";
echo strToHex($encrypted1);
echo "<br>";
echo strToHex($encrypted2);
//echo "<br>";
//echo(base64_encode($encrypted));

function strToHex($string){
    $hex='';
    for ($i=0; $i < strlen($string); $i++){
        $hex .= dechex(ord($string[$i]));
    }
    return $hex;
}

function padding($string){
    $len = strlen($string);
    $du = $len % 16;
    $space = 16 - $du;
    $output = $string;
    for($i=0; $i<$space; $i++){
    $output = $output . " ";
    }
    return $output;
}
?>