static void Main(string[] args)
{
var path = Path.Combine(Environment.CurrentDirectory, "Images");
string[] images = new string[]
{
$"{path}/0xcf7d4b75b7bccdb8b4f992fe05970680e2ee1a02.png",
$"{path}/0x396f0e55fa33513441d556f84a6ea5c6fd7d217b.png",
$"{path}/bad.png",
$"{path}/联系方式.png",
};
int i = 1;
foreach (var imagePath in images)
{
var reader = new BarcodeReaderGeneric();
Bitmap image = (Bitmap)Image.FromFile(imagePath);
using (image)
{
LuminanceSource source;
source = new ZXing.Windows.Compatibility.BitmapLuminanceSource(image);
//decode text from LuminanceSource
Result result = reader.Decode(source);
var message = result == null ? "读取二维码失败" : result.Text;
Console.WriteLine($"{i++.ToString()}: {message}");
}
}
}
void AttemptDecode()
{
// get image data
int width = activeCameraTexture.width;
int height = activeCameraTexture.height;
byte[] rawRGB = new byte[width * height * 3];
int i = 0;
for (int y = 0; y < height; y++)
{
for (int x = 0; x < width; x++)
{
UnityEngine.Color color = activeCameraTexture.GetPixel(x, y);
rawRGB[i++] = (byte)(color.r * 255.0);
rawRGB[i++] = (byte)(color.g * 255.0);
rawRGB[i++] = (byte)(color.b * 255.0);
}
}
// create a barcode reader instance
///QRCodeReader reader = new QRCodeReader();
BarcodeReaderGeneric reader = new BarcodeReaderGeneric();
//var barcodeBitmap = (Bitmap)Image.LoadFrom("C:\\sample-barcode-image.png");
// detect and decode the barcode inside the bitmap
var result = reader.Decode(rawRGB, width, height, RGBLuminanceSource.BitmapFormat.RGB24);
// do something with the result
if (result != null)
{
Decoded(result);
}
}
private static string ExtractUrlFromQRImage(string qrCodeSetupImageUrl)
{
var headerLength = "data:image/png;base64,".Length;
var rawImageData = qrCodeSetupImageUrl.Substring(headerLength, qrCodeSetupImageUrl.Length - headerLength);
var imageData = Convert.FromBase64String(rawImageData);
//var reader = new BarcodeReaderGeneric();
//reader.Options.PossibleFormats = new List<BarcodeFormat> {
// BarcodeFormat.QR_CODE
//};
#if NETFRAMEWORK
var reader = new BarcodeReader();
reader.Options.PossibleFormats = new List <BarcodeFormat> {
BarcodeFormat.QR_CODE
};
using (var ms = new MemoryStream(imageData))
{
var image = new System.Drawing.Bitmap(ms);
return(reader.Decode(image).Text);
}
#else
var reader = new BarcodeReaderGeneric();
reader.Options.PossibleFormats = new List <BarcodeFormat> {
BarcodeFormat.QR_CODE
};
var image = new ImageMagick.MagickImage(imageData);
var wrappedImage = new ZXing.Magick.MagickImageLuminanceSource(image);
return(reader.Decode(wrappedImage).Text);
#endif
}
static void Main(string[] args)
{
// // create a barcode reader instance
// BarcodeReader reader = new BarcodeReader();
// reader.Options.CharacterSet = "UTF-8";
// // load a bitmap
// //var barcodeBitmap = (Bitmap)Image.FromFile("2.png");
// Bitmap barcodeBitmap = new Bitmap("6.png");
//// Bitmap bmp = MakeGrayscale3(barcodeBitmap);
// // detect and decode the barcode inside the bitmap
// LuminanceSource source = new BitmapLuminanceSource(barcodeBitmap);
// BinaryBitmap binaryBitmap = new BinaryBitmap(new HybridBinarizer(source));
// IDictionary<DecodeHintType, object> hints = new Dictionary<DecodeHintType, object>();
// hints.Add(DecodeHintType.CHARACTER_SET, "UTF-8");
// hints.Add(DecodeHintType.TRY_HARDER, "3");
// Result[] results = reader.DecodeMultiple(source);
// // do something with the result
// if (results != null)
// {
// // txtDecoderType.Text = result.BarcodeFormat.ToString();
// // txtDecoderContent.Text = result.Text;
// //Console.WriteLine(result.BarcodeFormat.ToString());
// //Console.WriteLine(result.Text);
// foreach (Result res in results )
// {
// Console.WriteLine(res.Text);
// }
// }
MultiFormatReader mReader = new MultiFormatReader();
BarcodeReaderGeneric <MultiFormatReader> gmReader = new BarcodeReaderGeneric <MultiFormatReader>();
Bitmap barcodeBitmap = new Bitmap("6.png");
LuminanceSource source = new BitmapLuminanceSource(barcodeBitmap);
BinaryBitmap binaryBitmap = new BinaryBitmap(new HybridBinarizer(source));
IDictionary <DecodeHintType, object> hints = new Dictionary <DecodeHintType, object>();
hints.Add(DecodeHintType.CHARACTER_SET, "UTF-8");
hints.Add(DecodeHintType.TRY_HARDER, "3");
Result results = mReader.decode(binaryBitmap, hints);
Console.ReadKey();
}
private static string ExtractUrlFromQRImage(string qrCodeSetupImageUrl)
{
var headerLength = "data:image/png;base64,".Length;
var rawImageData = qrCodeSetupImageUrl.Substring(headerLength, qrCodeSetupImageUrl.Length - headerLength);
var imageData = Convert.FromBase64String(rawImageData);
var reader = new BarcodeReaderGeneric();
reader.Options.PossibleFormats = new List <BarcodeFormat> {
BarcodeFormat.QR_CODE
};
var image = new ImageMagick.MagickImage(imageData);
var wrappedImage = new ZXing.Magick.MagickImageLuminanceSource(image);
return(reader.Decode(wrappedImage).Text);
}
public BarcodeReaderGeneric BuildBarcodeReader()
{
var reader = new BarcodeReaderGeneric();
if (TryHarder.HasValue)
{
reader.Options.TryHarder = TryHarder.Value;
}
if (PureBarcode.HasValue)
{
reader.Options.PureBarcode = PureBarcode.Value;
}
if (AutoRotate.HasValue)
{
reader.AutoRotate = AutoRotate.Value;
}
if (UseCode39ExtendedMode.HasValue)
{
reader.Options.UseCode39ExtendedMode = UseCode39ExtendedMode.Value;
}
if (!string.IsNullOrEmpty(CharacterSet))
{
reader.Options.CharacterSet = CharacterSet;
}
if (TryInverted.HasValue)
{
reader.TryInverted = TryInverted.Value;
}
if (AssumeGS1.HasValue)
{
reader.Options.AssumeGS1 = AssumeGS1.Value;
}
if (PossibleFormats?.Any() ?? false)
{
reader.Options.PossibleFormats = new List <BarcodeFormat>();
foreach (var pf in PossibleFormats)
{
reader.Options.PossibleFormats.Add(pf);
}
}
return(reader);
}
private void InitBarcodeReaderIfNeeded()
{
if (_barcodeReader != null)
{
return;
}
_barcodeReader = new BarcodeReaderGeneric <FastJavaByteArrayYUVLuminanceSource>();
if (_scanningOptions.TryHarder.HasValue)
{
_barcodeReader.Options.TryHarder = _scanningOptions.TryHarder.Value;
}
if (_scanningOptions.PureBarcode.HasValue)
{
_barcodeReader.Options.PureBarcode = _scanningOptions.PureBarcode.Value;
}
if (!string.IsNullOrEmpty(_scanningOptions.CharacterSet))
{
_barcodeReader.Options.CharacterSet = _scanningOptions.CharacterSet;
}
if (_scanningOptions.TryInverted.HasValue)
{
_barcodeReader.TryInverted = _scanningOptions.TryInverted.Value;
}
if (_scanningOptions.UseCode39ExtendedMode.HasValue)
{
_barcodeReader.Options.UseCode39ExtendedMode = _scanningOptions.UseCode39ExtendedMode.Value;
}
if (_scanningOptions.PossibleFormats != null && _scanningOptions.PossibleFormats.Count > 0)
{
_barcodeReader.Options.PossibleFormats = new List <BarcodeFormat>();
foreach (var pf in _scanningOptions.PossibleFormats)
{
_barcodeReader.Options.PossibleFormats.Add(pf);
}
}
}
public void SetupCamera()
{
cameraEventListener.OnPreviewFrameReady += HandleOnPreviewFrameReady;
cameraController.SetupCamera();
barcodeReader = scannerHost.ScanningOptions.BuildBarcodeReader();
}
