public static byte[] GenerateQr(string url) { QRCodeGenerator QRCodeGenerator = new QRCodeGenerator(); QRCodeData QRCodeData = QRCodeGenerator.CreateQrCode(url, QRCodeGenerator.ECCLevel.Q); QRCode qrCode = new QRCode(QRCodeData); Bitmap qrCodeImage = qrCode.GetGraphic(20); byte[] qrBytecode = BaseController.BitmapToBytesCode(qrCodeImage); return(qrBytecode); }