Beispiel #1
0
        public IActionResult Post(IFormFile file)
        {
            Response.StatusCode = 200;

            if (file == null)
            {
                return(Content(""));
            }

            // create a barcode reader instance
            IBarcodeReader reader = new ZXing.CoreCompat.System.Drawing.BarcodeReader()
            {
                AutoRotate = true,
                Options    = new ZXing.Common.DecodingOptions()
                {
                    TryHarder       = true,
                    PossibleFormats = new List <BarcodeFormat>()
                    {
                        BarcodeFormat.All_1D
                    }
                }
            };

            // load a bitmap
            Bitmap bitmap = (Bitmap)Image.FromStream(file.OpenReadStream());
            BitmapLuminanceSource image = new BitmapLuminanceSource(bitmap);

            // detect and decode the barcode inside the bitmap
            Result result = reader.Decode(image);

            return(Content(result?.Text));
        }
Beispiel #2
0
        private String DecodeQrCode(Byte[] input)
        {
            var reader = new BarcodeReader();

            using (var stream = new MemoryStream(input))
            {
                using (var image = (Bitmap)Image.FromStream(stream))
                {
                    return(reader.Decode(image).Text);
                }
            }
        }