function getMinimumQRCode($data, $errorCorrectLevel)
{
$mode = QRUtil::getMode($data);
$qr = new QRCode();
$qr->setErrorCorrectLevel($errorCorrectLevel);
$qr->addData($data, $mode);
$qrData = $qr->getData(0);
$length = $qrData->getLength();
for ($typeNumber = 1; $typeNumber <= 10; $typeNumber++) {
if ($length <= QRUtil::getMaxLength($typeNumber, $mode, $errorCorrectLevel)) {
$qr->setTypeNumber($typeNumber);
break;
}
}
$qr->make();
return $qr;
}