private static string decodeBarcodeText(System.Drawing.Bitmap barcodeBitmap)
{
var source = new BitmapLuminanceSource(barcodeBitmap);
// using http://zxingnet.codeplex.com/
// PM> Install-Package ZXing.Net
var reader = new BarcodeReader(null, null, ls => new GlobalHistogramBinarizer(ls))
{
AutoRotate = true,
TryInverted = true,
Options = new DecodingOptions
{
TryHarder = true,
//PureBarcode = true,
/*PossibleFormats = new List<BarcodeFormat>
{
BarcodeFormat.CODE_128
//BarcodeFormat.EAN_8,
//BarcodeFormat.CODE_39,
//BarcodeFormat.UPC_A
}*/
}
};
//var newhint = new KeyValuePair<DecodeHintType, object>(DecodeHintType.ALLOWED_EAN_EXTENSIONS, new Object());
//reader.Options.Hints.Add(newhint);
var result = reader.Decode(source);
if (result == null)
{
Console.WriteLine("Decode failed.");
return string.Empty;
}
Console.WriteLine("BarcodeFormat: {0}", result.BarcodeFormat);
Console.WriteLine("Result: {0}", result.Text);
var writer = new BarcodeWriter
{
Format = result.BarcodeFormat,
Options = { Width = 200, Height = 50, Margin = 4},
Renderer = new ZXing.Rendering.BitmapRenderer()
};
var barcodeImage = writer.Write(result.Text);
Cv2.ImShow("BarcodeWriter", barcodeImage.ToMat());
return result.Text;
}
/// <summary>
/// Resturn a <see cref="string"/> which represent the value of the BarCode found in an image
/// <param name="BarCodeFound">True if the BarCode was find, False if was generate an error code</param>
/// <returns>The BarCode found or an error string</returns>
/// </summary>
public static string BarCode(out bool BarCodeFound, Bitmap Image )
{
BarcodeReader wvBarCodeReader;
List<BarcodeFormat> wvBarCodesList = new List<BarcodeFormat>();
wvBarCodesList.Add(BarcodeFormat.All_1D);
/*for (int i = 1; i< 65536; i*=2)
{
BarcodeFormat.
}
br_list.Add(BarcodeFormat.EAN_13);
br_list.Add(BarcodeFormat.EAN_8);
br_list.Add(BarcodeFormat.);
*/
wvBarCodeReader = new BarcodeReader { AutoRotate = true };
wvBarCodeReader.Options.PossibleFormats = wvBarCodesList;
wvBarCodeReader.Options.TryHarder = true;
wvBarCodeReader.TryInverted = true;
Result r;
r = wvBarCodeReader.Decode(Image);
if (r==null)
{
BarCodeFound = false;
return null;
}
BarCodeFound = true;
return r.Text.ToString();
}
///
/// 解密二维码
///
/// 图片
/// 二维码信息
private string DecodeQrCode(Bitmap barcodeBitmap)
{
BarcodeReader reader = new BarcodeReader();
reader.Options.CharacterSet = "UTF-8";
var result = reader.Decode(barcodeBitmap);
return (result == null) ? null : result.Text;
}
//called when data for any output pin is requested
public void Evaluate(int SpreadMax)
{
FOutput.SliceCount = 1;
IStatus.SliceCount = 1;
if ((FEnabled[0]) && (FStreamIn[0].Length > 16)) {
var bmp = Bitmap.FromStream(FStreamIn[0]);
var reader = new ZXing.BarcodeReader { TryHarder = FTryHard[0] };
var results = reader.DecodeMultiple((Bitmap)bmp);
if (results != null) {
for (int i = 0; i < results.Length; i++) {
var result = results[i];
FOutput.SliceCount = results.Length;
FPoints.SliceCount = results.Length;
IStatus.SliceCount = results.Length;
FOutput[i] = ((ZXing.Result)(result)).Text;
FPoints[i].ResizeAndDismiss(0);
//FLogger.Log(LogType.Debug,results.Length.ToString());
for (int j = 0; j < result.ResultPoints.Length; j++) {
var v = new Vector2D((2 * result.ResultPoints[j].X / bmp.Width) - 1, (-2 * result.ResultPoints[j].Y / bmp.Height) + 1);
FPoints[i].Add(v);
}
IStatus[i] = 1;
}
} else {
FOutput[0] = "";
FPoints[0].SliceCount = 0;
FPoints[0].ResizeAndDismiss(0);
IStatus[0] = 0;
}
}
}
private void button1_Click(object sender, EventArgs e)
{
capturedevice = new FilterInfoCollection(FilterCategory.VideoInputDevice);
if (pictureBox2.Image != null)
{
pictureBox1.Image = (Image)pictureBox2.Image.Clone();
}
else
{
MessageBox.Show("check the camera");
}
////////////////////
IBarcodeReader reader = new BarcodeReader();
// load a bitmap
var barcodeBitmap = (Bitmap)pictureBox1.Image;
// detect and decode the barcode inside the bitmap
var result = reader.Decode(barcodeBitmap);
// do something with the result
if (result != null)
{
txtDecoderType.Text = result.BarcodeFormat.ToString();
txtDecoderContent.Text = result.Text;
Console.Beep();
}
}
private void scanTimer_Tick(object sender, EventArgs e)
{
if (CameraScreen.Source != null)
{
System.Drawing.Bitmap bitmap;
using (MemoryStream outStream = new MemoryStream())
{
BitmapEncoder enc = new BmpBitmapEncoder();
enc.Frames.Add(BitmapFrame.Create((BitmapImage)CameraScreen.Source));
enc.Save(outStream);
bitmap = new System.Drawing.Bitmap(outStream);
}
ZXing.BarcodeReader Reader = new ZXing.BarcodeReader();
Result result = Reader.Decode((Bitmap)bitmap);
try
{
string decoded = result.ToString().Trim();
if (decoded != "")
{
scanTimer.Stop();
MessageBox.Show(decoded);
}
}
catch (Exception ex)
{ }
}
}
protected override void OnNavigatedTo(NavigationEventArgs e)
{
captureManager = new MediaCapture();
reader = new BarcodeReader();
PreviewCameraFeed();
}
public async Task<ActionResult> Create(FoodItemViewModel model)
{
if (ModelState.IsValid)
{
var foodItem = _mapper.Map<FoodItem>(model);
foodItem.Id = Guid.NewGuid().ToString();
if (model.ImageUpload != null && model.ImageUpload.ContentLength > 0)
{
var uploadDir = "~/uploads";
var imagePath = Path.Combine(Server.MapPath(uploadDir), model.ImageUpload.FileName);
var imageUrl = Path.Combine(uploadDir, model.ImageUpload.FileName);
model.ImageUpload.SaveAs(imagePath);
IBarcodeReader reader = new BarcodeReader();
var barcodeBitmap = (Bitmap)Bitmap.FromFile(imagePath);
var result = reader.Decode(barcodeBitmap);
if (result != null)
{
foodItem.BarCode = new BarCode { Identifier = result.Text, Type = result.BarcodeFormat == BarcodeFormat.QR_CODE ? BarCodeType.QR : BarCodeType.Regular };
model.BarCodeId = result.Text;
}
} else if (!string.IsNullOrEmpty(model.BarCodeId))
{
foodItem.BarCode = new BarCode() { Identifier = model.BarCodeId, Type = BarCodeType.Regular };
}
var createdFoodItem = await _api.Create(foodItem);
}
return View("Detail", model);
}
private void Decoding()
{
text.TextContent = "This will take a while...";
var bmp = new Bitmap(Convert.FromBase64String(bitmapString), Bitmap.BitmapImageType.Bmp);
image.Bitmap = bmp;
var operation = mainWindow.Dispatcher.BeginInvoke((obj) =>
{
var reader = new ZXing.BarcodeReader {
TryHarder = false
};
return(reader.Decode((Bitmap)obj));
}, bmp);
operation.Wait();
if (operation.Result != null)
{
text.TextContent = ((ZXing.Result)(operation.Result)).Text;
}
else
{
text.TextContent = "No barcode found.";
}
}
private void timer1_Tick(object sender, EventArgs e)
{
Bitmap img = (Bitmap)pictureBox1.Image;
if (img != null)
{
ZXing.BarcodeReader Reader = new ZXing.BarcodeReader();
Result result = Reader.Decode(img);
try
{
if (result != null)
{
string decoded = result.ToString().Trim();
cbbMaHang.SelectedValue = decoded;
button2.Text = "QR";
timer1.Stop();
img.Dispose();
}
}
catch (Exception ex)
{
Console.WriteLine(ex.Message + "");
}
}
}
private void timer1_Tick(object sender, EventArgs e)
{
Bitmap img = (Bitmap)picCam.Image;
if (img != null)
{
ZXing.BarcodeReader Reader = new ZXing.BarcodeReader();
Result result = Reader.Decode(img);
try
{
string decoded = result.ToString().Trim();
if (decoded == PrevResult)
{
return;
}
if (Checkscan(decoded))
{
txt_noti.Text = "Scan complete!";
}
else
{
//not correct scan
txt_noti.Text = "Scan error!";
}
img.Dispose();
}
catch (Exception ex)
{
Console.WriteLine(ex.Message + "");
}
}
}
public FormMain()
{
InitializeComponent();
Renderer = typeof(BitmapRenderer);
barcodeReader = new BarcodeReader
{
AutoRotate = true,
TryInverted = true,
Options = new DecodingOptions { TryHarder = true }
};
barcodeReader.ResultPointFound += point =>
{
if (point == null)
resultPoints.Clear();
else
resultPoints.Add(point);
};
barcodeReader.ResultFound += result =>
{
//txtType.Text = result.BarcodeFormat.ToString();
txtContent.Text += result.Text + Environment.NewLine;
var parsedResult = ResultParser.parseResult(result);
if (parsedResult != null)
{
txtContent.Text += "\r\n\r\nParsed result:\r\n" + parsedResult.DisplayResult + Environment.NewLine + Environment.NewLine;
}
};
resultPoints = new List<ResultPoint>();
}
public Main()
{
InitializeComponent();
FormBorderStyle = FormBorderStyle.FixedSingle;
this.SuspendLayout();
barcodeReader = new ZXing.BarcodeReader
{
AutoRotate = false,
TryInverted = false,
Options = new ZXing.Common.DecodingOptions {
TryHarder = false
}
};
barcodeReader.ResultFound += result =>
{
lastResults.Add(result);
};
lastResults = new List <Result>();
fullResults = new List <Result>();
listView.Columns.Add("code");
listView.Columns[0].Width = 200;
statusStrip.Items.Add(" ");
}
public void GetDataFromQRCode(Image MyQRCode)
{
Bitmap imgQRCode = (Bitmap)MyQRCode;
if (imgQRCode != null)
{
ZXing.BarcodeReader Reader = new ZXing.BarcodeReader();
Result result = Reader.Decode(imgQRCode);
if (result != null)
{
string decoded = result.ToString().Trim();
CustomerModel customer = CustomerDataProvider.GetCustomer(decoded);
if (customer != null)
{
cap.Dispose();
myTimer.Stop();
label_email.Text = customer.Email;
label_dateCreated.Text = customer.DateCreated;
label_SeatType.Text = customer.SeatType;
label1_name.Text = customer.Name;
ovalPictureBox1_avatar.Image = Image.FromFile(CommonManager.ProjectDirectory() + customer.Avatar);
SuccessCheckInForm resultForm = new SuccessCheckInForm(customer);
resultForm.FormClosed += ResultForm_FormClosed;
resultForm.ShowDialog();
//while (resultForm.IsClose == false) { };
}
}
}
}
private void Scan(Mat source)
{
Mat crop = source;
if (isDetectorActive)
{
crop = PreProcessImage(source);
}
CurrentFrame = BitmapSourceConvert.MatToBitmapSource(source);
ShowImage("Crop", crop);
if (LibActive == ZXingLibName)
{
IBarcodeReader reader = new ZXing.BarcodeReader();
var stream = new MemoryStream();
crop.Bitmap.Save(stream, ImageFormat.Jpeg);
Bitmap barcodeBitmap = (Bitmap)Image.FromStream(stream);
var result = reader.Decode(barcodeBitmap);
BarCodeText = result == null ? NotDetected : result.Text;
StateColor = result == null ? System.Windows.Media.Brushes.Red : System.Windows.Media.Brushes.Green;
}
else
{
//var PhotoResult = IronBarCode.BarcodeReader.ReadASingleBarcode(img.Bitmap, BarcodeEncoding.Code39, IronBarCode.BarcodeReader.BarcodeRotationCorrection.Medium, IronBarCode.BarcodeReader.BarcodeImageCorrection.DeepCleanPixels);
var PhotoResult = IronBarCode.BarcodeReader.QuicklyReadOneBarcode(crop.Bitmap);
BarCodeText = PhotoResult == null ? NotDetected : PhotoResult.Value;
StateColor = PhotoResult == null ? System.Windows.Media.Brushes.Red : System.Windows.Media.Brushes.Green;
}
}
public async Task<BarCodeResult> PostFormData()
{
if (!Request.Content.IsMimeMultipartContent("form-data"))
{
throw new HttpResponseException(HttpStatusCode.BadRequest);
}
var provider = await Request.Content.ReadAsMultipartAsync(new InMemoryMultipartFormDataStreamProvider());
var files = provider.Files;
var file1 = files[0];
var fileStream = await file1.ReadAsStreamAsync();
// create a barcode reader instance
IBarcodeReader reader = new BarcodeReader();
// load a bitmap
var barcodeBitmap = new Bitmap(fileStream);
// detect and decode the barcode inside the bitmap
var result = reader.Decode(barcodeBitmap);
// do something with the result
var barCodeResult = new BarCodeResult();
if (result != null)
{
barCodeResult.DecoderType = result.BarcodeFormat.ToString();
barCodeResult.DecoderContent = result.Text;
}
return barCodeResult;
}
/// <summary>
/// Continuously look for a QR code
/// NOTE: this method won't work if recording is enabled ('hey Cortana, start recording' thing).
/// </summary>
public static async Task<string> ReadAsync(CancellationToken token = default(CancellationToken))
{
var mediaCapture = new MediaCapture();
await mediaCapture.InitializeAsync();
await mediaCapture.AddVideoEffectAsync(new MrcVideoEffectDefinition(), MediaStreamType.Photo);
var reader = new BarcodeReader();
reader.Options.TryHarder = false;
while (!token.IsCancellationRequested)
{
var imgFormat = ImageEncodingProperties.CreateJpeg();
using (var ras = new InMemoryRandomAccessStream())
{
await mediaCapture.CapturePhotoToStreamAsync(imgFormat, ras);
var decoder = await BitmapDecoder.CreateAsync(ras);
using (var bmp = await decoder.GetSoftwareBitmapAsync())
{
Result result = await Task.Run(() =>
{
var source = new SoftwareBitmapLuminanceSource(bmp);
return reader.Decode(source);
});
if (!string.IsNullOrEmpty(result?.Text))
return result.Text;
}
}
await Task.Delay(DelayBetweenScans);
}
return null;
}
private async void Page_Loaded(object sender, RoutedEventArgs e)
{
await InitializeQrCode();
var imgProp = new ImageEncodingProperties { Subtype = "BMP", Width = 600, Height = 800 };
var bcReader = new BarcodeReader();
while (true)
{
var stream = new InMemoryRandomAccessStream();
await _mediaCapture.CapturePhotoToStreamAsync(imgProp, stream);
stream.Seek(0);
var wbm = new WriteableBitmap(600, 800);
await wbm.SetSourceAsync(stream);
var result = bcReader.Decode(wbm);
if (result != null)
{
var msgbox = new MessageDialog(result.Text);
await msgbox.ShowAsync();
}
}
}
private void timer1_Tick(object sender, EventArgs e)
{
lblTime.Text = DateTime.Now.ToLongTimeString();
if (pictureBox1.Image != null)
{
ZXing.BarcodeReader Reader = new ZXing.BarcodeReader();
Result result = null;
try
{
result = Reader.Decode((Bitmap)pictureBox1.Image);
}
catch (Exception ex)
{
MessageBox.Show(ex.Message);
timer1.Enabled = false;
timer1.Enabled = true;
Console.Write("error:" + ex.Message);
return;
}
try
{
string qrCode = result.ToString().Trim();
if (qrCode != "")
{
timer1.Enabled = false;
Invoke(new Action(() =>
{
findAccountByRFID(qrCode);
SaveDtr();
DailyTimeRecordSELECT();
if (PhoneNo != null)
{
new Messaging().sendSms(PhoneNo.Replace("-", ""), lblName.Text + " \n Time: " + DateTime.Now);
}
lblUseFingerprint.Text = "Confirm..";
this.Tag = null;
}));
Thread.Sleep(5000);
timer1.Enabled = true;
}
}
catch (Exception ex)
{
timer1.Enabled = false;
timer1.Enabled = true;
//MessageBox.Show(ex.Message);
}
}
}
public DecodingOptionsForm(BarcodeReader reader, bool multipleBarcodes, bool multipleBarcodesOnlyQR)
{
this.reader = reader;
InitializeComponent();
chkMultipleDecode.Checked = multipleBarcodes;
chkMultipleDecodeOnlyQR.Checked = multipleBarcodesOnlyQR;
}
protected override void InitTask() {
reader = new BarcodeReader {
AutoRotate = true,
TryHarder = true,
PossibleFormats = new List<BarcodeFormat> { BarcodeFormat.QR_CODE }
};
buffer = new Image<Bgra, Byte>(Color.Width, Color.Height);
}
private string GetBarCodes(string filePath)
{
BarcodeReaderInZXing reader = new BarcodeReaderInZXing();
reader.Options.CharacterSet = "UTF-8";
Bitmap bitmap = new Bitmap(filePath);
ZXing.Result result = reader.Decode(bitmap);
return(result == null ? "" : result.Text);
}
/// <summary>
/// Initializes a new instance of the <see cref="Reader" /> class.
/// </summary>
/// <param name="capture">MediaCapture instance.</param>
/// <param name="width">Capture frame width.</param>
/// <param name="height">Capture frame height.</param>
public void Init(MediaCapture capture, uint width, uint height)
{
this.capture = capture;
encodingProps = ImageEncodingProperties.CreateJpeg();
encodingProps.Width = width;
encodingProps.Height = height;
barcodeReader = new BarcodeReader {Options = {TryHarder = true}};
cancelSearch = new CancellationTokenSource();
}
protected void Page_Load(object sender, EventArgs e)
{
IBarcodeReader reader = new BarcodeReader();
// load a bitmap
var barcodeBitmap = (Bitmap)Bitmap.FromFile(Server.MapPath("~/") + "barcodetest1.jpg");
// detect and decode the barcode inside the bitmap
var result = reader.Decode(barcodeBitmap);
Response.Write(result);
}
public static string ReadQR(Bitmap qr)
{
ImageConverter converter = new ImageConverter();
var bytes = (byte[])converter.ConvertTo(qr, typeof(byte[]));
var barcodeReader = new ZXing.BarcodeReader();
var barcodeBitmap = qr;
var barcodeResult = barcodeReader.Decode(bytes);
return(barcodeResult.Text);
}
private void btnDecode_Click(object sender, EventArgs e)
{
var reader = new ZXing.BarcodeReader();
var result = reader.Decode((Bitmap)pic.Image);
if (result != null)
{
txtDecode.Text = result.ToString();
}
}
private void AddDetail_Load(object sender, EventArgs e)
{
try
{
//////////////////////detail
comboBox1.Items.Clear();
comboBox3.Items.Clear();
detail.Clear();
MySqlCommand cmd1 = new MySqlCommand
{
Connection = conn,
CommandText = string.Format("SELECT Detail_id, Detail_name FROM Detail;")
};
MySqlDataReader reader2 = cmd1.ExecuteReader();
while (reader2.Read())
{
detail.Add(reader2.GetInt32(0));
comboBox1.Items.Add(reader2.GetString(1));
comboBox3.Items.Add(reader2.GetString(1));
}
reader2.Close();
///////////////////////model
comboBox2.Items.Clear();
model.Clear();
cmd1 = new MySqlCommand
{
Connection = conn,
CommandText = string.Format("SELECT Model_id, Model_name FROM Model;")
};
reader2 = cmd1.ExecuteReader();
while (reader2.Read())
{
model.Add(reader2.GetInt32(0));
comboBox2.Items.Add(reader2.GetString(1));
}
reader2.Close();
videoDevices = new FilterInfoCollection(FilterCategory.VideoInputDevice);
reader = new ZXing.BarcodeReader();
comboBox4.Items.Clear();
if (videoDevices.Count > 0)
{
foreach (FilterInfo device in videoDevices)
{
comboBox4.Items.Add(device.Name);
}
comboBox4.SelectedIndex = 0;
}
}
catch (Exception)
{
}
}
private void ReadBarcode(Bitmap bitmap)
{
IBarcodeReader reader = new ZXing.BarcodeReader();
var barcodeBitmap = bitmap;
var result = reader.Decode(barcodeBitmap);
if (result != null)
{
productIdText.Text = result.Text;
}
}
private async void ScanQRCode()
{
br = new BarcodeReader {
PossibleFormats = new BarcodeFormat[] { BarcodeFormat.QR_CODE }
};
br.Options.TryHarder = true;
br.AutoRotate = true;
TimerCallback callBack = new TimerCallback(CaptureQRCodeFromCamera);
timer = new Timer(callBack, null, 500, Timeout.Infinite);
}
/// <summary>
/// Method to handle the Click event of the Capture Code button
/// </summary>
/// <param name="sender">Sender of the Event</param>
/// <param name="e">Arguments of the event</param>
private async void CaptureQRCodeFromCamera(object data)
{
MessageDialog dialog = new MessageDialog(string.Empty);
try
{
await Dispatcher.RunAsync(Windows.UI.Core.CoreDispatcherPriority.Normal, async() =>
{
if (!isCameraFound)
{
return;
}
ImageEncodingProperties imgFormat = ImageEncodingProperties.CreateJpeg();
// create storage file in local app storage
StorageFile file = await ApplicationData.Current.LocalFolder.CreateFileAsync(
"temp.jpg",
CreationCollisionOption.GenerateUniqueName);
// take photo
await captureMgr.CapturePhotoToStorageFileAsync(imgFormat, file);
// Get photo as a BitmapImage
BitmapImage bmpImage = new BitmapImage(new Uri(file.Path));
bmpImage.CreateOptions = BitmapCreateOptions.IgnoreImageCache;
using (IRandomAccessStream fileStream = await file.OpenAsync(FileAccessMode.Read))
{
wrb = await Windows.UI.Xaml.Media.Imaging.BitmapFactory.New(1, 1).FromStream(fileStream);
}
br = new BarcodeReader {
PossibleFormats = new BarcodeFormat[] { BarcodeFormat.QR_CODE }
};
res = br.Decode(wrb);
CameraClickedEventArgs cameraArgs = null;
if (res != null)
{
QrCodeContent = res.Text;
cameraArgs = new CameraClickedEventArgs {
EncodedData = this.QrCodeContent
};
if (this.EmailDecoded != null)
{
EmailDecoded(this, cameraArgs);
}
}
timer.Change(4000, Timeout.Infinite);
});
}
catch (Exception ex)
{
dialog = new MessageDialog("Error: " + ex.Message);
dialog.ShowAsync();
}
}
private void InitializeDecoder(PhotoResult photoResult)
{
_image = new BitmapImage();
_reader = new BarcodeReader();
_worker = new BackgroundWorker();
_worker.DoWork += WorkerOnDoWork;
_worker.RunWorkerCompleted += WorkerOnRunWorkerCompleted;
TryGetPhoto(photoResult);
}
public static string ReadBarCode(string strFilepath)
{
ZXing.BarcodeReader barcodeReader = new ZXing.BarcodeReader();
Image bitmap = Bitmap.FromFile(strFilepath);
Bitmap bmp = new Bitmap(bitmap);
Result result = barcodeReader.Decode(bmp);
return(result.Text);
}
public string readQRCode(byte[] src, int width, int height)
{
Debug.Write("qr decoding...");
IBarcodeReader reader = new ZXing.BarcodeReader();
var res = reader.Decode(src, width, height, BitmapFormat.BGRA32);
if (res == null)
{
return(null);
}
return(res.Text);
}
/// <summary>
/// Initializes a new instance of the <see cref="BarcodeScannerUI"/> class.
/// This implementation not use camera autofocus.
/// </summary>
public BarcodeScannerUI()
{
this.InitializeComponent();
// Instantiate objects and start camera preview
this.camera = new PhotoCamera();
this.reader = new BarcodeReader {Options = {TryHarder = true}};
this.CameraBrush.SetSource(this.camera);
// Bind events
this.camera.Initialized += this.CameraInitialized;
this.reader.ResultFound += this.ReaderResultFound;
}
/// <summary>
/// Method to handle the unload event of the User Control. Here, all the MediaCapture resources
/// are cleaned up.
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void UserControl_Unloaded(object sender, RoutedEventArgs e)
{
captureMgr = null;
wrb = null;
res = null;
br = null;
if (timer != null)
{
timer.Dispose();
}
GC.Collect();
}
// ==========================================
// CONSTRUCTOR
// ==========================================
public QRCodeMatcher(int colorW, int colorH) {
// Build Reader
reader = new BarcodeReader {
AutoRotate = true,
TryHarder = true,
PossibleFormats = new List<BarcodeFormat> { BarcodeFormat.QR_CODE }
};
// Build WriteableBitmap
this.colorW = colorW;
this.colorH = colorH;
}
private void LoadBarcode()
{
Bitmap imgBarCode = (Bitmap)picBarCode.Image;
if (imgBarCode != null)
{
ZXing.BarcodeReader Reader = new ZXing.BarcodeReader();
Result result = Reader.Decode(imgBarCode);
string decoded = result.ToString();//.Trim();
txtDiscount.Text = decoded;
imgBarCode.Dispose();
}
}
private void tmpCapture_Tick(object sender, EventArgs e)
{
if (vspEntradaSalida.GetCurrentVideoFrame() != null)
{
Bitmap image = new Bitmap(vspEntradaSalida.GetCurrentVideoFrame());
ZXing.BarcodeReader barcodeReader = new ZXing.BarcodeReader()
{
AutoRotate = true
};
Result resultado = barcodeReader.Decode(image);
//barcode.Format = BarcodeFormat.CODE_128;
if (resultado != null)
{
string texto = resultado.ToString().Trim();
vspEntradaSalida.Stop();
tmpCapture.Stop();
string[] transpaso = texto.Split('-');
if (transpaso.Length == 2 && new Regex("[a-zA-Z]*").IsMatch(transpaso[0]) && new Regex("[0-9]*").IsMatch(transpaso[1]))
{
if (CargarInformacionPlanilla((transpaso[0].Equals("Socio") ? 1 : 0), Int32.Parse(transpaso[1])))
{
disposeFormTimer = 5;
msgTimer = new Timer();
msgTimer.Interval = 1000;
msgTimer.Enabled = true;
msgTimer.Start();
msgTimer.Tick += new System.EventHandler(this.timer_tick);
}
else
{
if (vspEntradaSalida != null)
{
vspEntradaSalida.Start();
tmpCapture.Start();
}
}
}
else
{
if (vspEntradaSalida != null)
{
vspEntradaSalida.Start();
tmpCapture.Start();
}
}
}
}
}
/// <summary>
/// unityeditorではないときに処理を行う（unityからの実行はできない？）
/// </summary>
/// <param name="src"></param>
/// <param name="width"></param>
/// <param name="height"></param>
/// <returns></returns>
public string Decode(byte[] src, int width, int height)
{
#if !UNITY_EDITOR
Debug.Log("qr decoding...");
ZXing.IBarcodeReader reader = new ZXing.BarcodeReader();
var res = reader.Decode(src, width, height, ZXing.BitmapFormat.BGRA32);
if (res == null)
{
return(null);
}
return(res.Text);
#else
return("editor debugging...");
#endif
}
private void OnPhotoCameraInitialized(object sender, CameraOperationCompletedEventArgs e)
{
int width = Convert.ToInt32(_photoCamera.PreviewResolution.Width);
int height = Convert.ToInt32(_photoCamera.PreviewResolution.Height);
this._luminance = new PhotoCameraLuminanceSource(width, height);
this._reader = new BarcodeReader();
_reader.Options.TryHarder = true;
Dispatcher.BeginInvoke(() => _previewTransform.Rotation = _photoCamera.Orientation);
_photoCamera.Resolution = _photoCamera.AvailableResolutions.First();
_isInitialized = true;
}
public void GetDataFromQRCode(Image MyQRCode)
{
Bitmap imgQRCode = (Bitmap)MyQRCode;
if (imgQRCode != null)
{
ZXing.BarcodeReader Reader = new ZXing.BarcodeReader();
Result result = Reader.Decode(imgQRCode);
if (result != null)
{
string decoded = result.ToString().Trim();
textBox1.Text = decoded;
}
}
}
/// <summary>
/// Starts the scan : navigates to the scan page and starts reading video stream
/// Note : Scan will auto-stop if navigation occurs
/// </summary>
/// <param name="onBarCodeFound">Delegate Action on a barcode found</param>
/// <param name="onError">Delegate Action on error</param>
/// <param name="zxingReader">(optional) A specific reader format, Default will be EAN13Reader </param>
public static void StartScan(Action<string> onBarCodeFound, Action<Exception> onError, TimeSpan? maxTry = null, BarcodeFormat barcodeFormat = BarcodeFormat.EAN_13)
{
if(maxTry.HasValue)
{
MaxTry = maxTry.Value;
}
OnBarCodeFound = onBarCodeFound;
OnError = onError;
_ZXingReader = GetReader(barcodeFormat);
_rootFrame = Window.Current.Content as Frame;
_rootFrame.Navigate(typeof(BarcodePage));
}
private void btn_Abrir_Click(object sender, EventArgs e)
{
OpenFileDialog Abrir = new OpenFileDialog();
if (Abrir.ShowDialog() == DialogResult.OK)
{
Abrir.Filter = "JPEG(*.JPG)|*.JPG|BMP(*.BMP)|*.BMP";
Image imagen = pbg_Generar.BackgroundImage;
pbg_codigo.Image = Image.FromFile(Abrir.FileName);
ZXing.BarcodeReader br = new ZXing.BarcodeReader();
string texto = br.Decode((Bitmap)pbg_codigo.Image).ToString();
txt_Texto.Text = texto;
}
}
public MainView()
{
InitializeComponent();
_eventAggregator = IoC.Get<IEventAggregator>();
_reader = new BarcodeReader()
{
AutoRotate = true,
Options = new DecodingOptions()
{
TryHarder = true
}
};
}
private void button1_Click(object sender, EventArgs e)
{
BarcodeReader qrDecode = new BarcodeReader(); //чтение QR кода
try
{
Result text1 = qrDecode.Decode(new Bitmap(pictureBox1.Image as Bitmap)); //декодирование растрового изображения);
textBox1.Text = text1.Text;
}
catch
{
MessageBox.Show("Qr-Код отсуствует или не идентифицирован");
}
}
public BarcodeDecoder(IOptions <BarcodeConfig> optionsAccessor, IBitmapReader bitmapReader)
{
_config = optionsAccessor.Value;
_bitmapReader = bitmapReader;
barcodeReader = new ZXing.BarcodeReader
{
AutoRotate = true,
TryInverted = true,
Options = new DecodingOptions
{
TryHarder = true,
PossibleFormats = _config.PossibleFormats
}
};
results = new List <DecodeResult>();
}
private void btnDecode_Click(object sender, EventArgs e)
{
IBarcodeReader reader = new BarcodeReader();
Result result = reader.Decode((Bitmap)pictureBox1.Image);
if (result != null)
{
var txt = result.Text;
if (ckbEncode.Checked)
{
//txt = ED.DecodeBase64(txt);
txtSourceStr.Text = txt;
txt = Person.Decrypt(txt);
}
txtDecodeInfo.Text = txt;
}
}
private void Form1_Load(object sender, System.EventArgs e)
{
videoDevices = new FilterInfoCollection(FilterCategory.VideoInputDevice);
reader = new ZXing.BarcodeReader();
// reader.Options.PossibleFormats = new List<BarcodeFormat>();
// reader.Options.PossibleFormats.Add(BarcodeFormat.QR_CODE);
if (videoDevices.Count > 0)
{
foreach (FilterInfo device in videoDevices)
{
devices.Items.Add(device.Name);
}
devices.SelectedIndex = 0;
}
}
/// <summary>
/// 读取二维码内容
/// </summary>
/// <returns></returns>
public ActionResult DecodeQRCode()
{
//获取上传文件
if (Request.Files.Count > 0)
{
HttpPostedFileBase file = Request.Files[0];
if (file != null)
{
//检查文件扩展名
Regex regex = new Regex(".jpg$|.png$", RegexOptions.IgnoreCase);
bool isFileOk = regex.IsMatch(file.FileName);
if (isFileOk)
{
try
{
//获取图片内容
Bitmap bmp = new Bitmap(file.InputStream);
//新建读取器
BarcodeReader reader = new BarcodeReader
{
//自动旋转图像？
AutoRotate = false,
Options =
{
//更努力尝试去解析？
TryHarder = false
}
};
//解码二维码
Result result = reader.Decode(bmp);
//返回解析到的文本内容
return Content(result.Text);
}
catch (Exception exception)
{
Trace.WriteLine(exception);
}
}
}
}
return Content("上传文件有误。");
}
public WindowsFormsDemoForm()
{
InitializeComponent();
barcodeReader = new BarcodeReader {AutoRotate = true, TryHarder = true, TryInverted = true};
barcodeReader.ResultPointFound += point =>
{
if (point == null)
resultPoints.Clear();
else
resultPoints.Add(point);
};
barcodeReader.ResultFound += result =>
{
txtType.Text = result.BarcodeFormat.ToString();
txtContent.Text = result.Text;
};
resultPoints = new List<ResultPoint>();
}
void Decode(UIImage img)
{
var reader = new BarcodeReader();
reader.PossibleFormats = new List<BarcodeFormat>() { this.Format };
this.Root[1].Clear();
this.Root[1].Add(new ImageDisplayElement(img, 160f));
try
{
var result = reader.Decode(img);
this.Root[1].Add(new StyledStringElement("Result:", result.Text));
}
catch (Exception ex)
{
this.Root[1].Add(new StyledMultilineElement(null, ex.ToString()));
}
}
private void CheckBox1_CheckedChanged(object sender, EventArgs e)
{
if (checkBox1.Checked)
{
reader = new ZXing.BarcodeReader();
comboBox5.Enabled = false;
}
else
{
if (comboBox5.SelectedIndex > 0)
{
reader.Options.PossibleFormats = new List <BarcodeFormat>
{
(BarcodeFormat)comboBox1.SelectedValue
};
}
comboBox5.Enabled = true;
}
}
//called when data for any output pin is requested
public void Evaluate(int SpreadMax)
{
FOutput.SliceCount = 1;
IStatus.SliceCount = 1;
if ((FEnabled[0]) && (FStreamIn[0].Length > 16))
{
var bmp = Bitmap.FromStream(FStreamIn[0]);
var reader = new ZXing.BarcodeReader {
TryHarder = FTryHard[0]
};
var results = reader.DecodeMultiple((Bitmap)bmp);
if (results != null)
{
for (int i = 0; i < results.Length; i++)
{
var result = results[i];
FOutput.SliceCount = results.Length;
FPoints.SliceCount = results.Length;
IStatus.SliceCount = results.Length;
FOutput[i] = ((ZXing.Result)(result)).Text;
FPoints[i].ResizeAndDismiss(0);
//FLogger.Log(LogType.Debug,results.Length.ToString());
for (int j = 0; j < result.ResultPoints.Length; j++)
{
var v = new Vector2D((2 * result.ResultPoints[j].X / bmp.Width) - 1, (-2 * result.ResultPoints[j].Y / bmp.Height) + 1);
FPoints[i].Add(v);
}
IStatus[i] = 1;
}
}
else
{
FOutput[0] = "";
FPoints[0].SliceCount = 0;
FPoints[0].ResizeAndDismiss(0);
IStatus[0] = 0;
}
}
}
private void timer1_Tick(object sender, EventArgs e)
{
Bitmap img = (Bitmap)picCam.Image;
if (img != null)
{
ZXing.BarcodeReader Reader = new ZXing.BarcodeReader();
Result result = Reader.Decode(img);
try {
string decoded = result.ToString();
SearchMember(decoded);
img.Dispose();
}
catch (Exception ex) {
Console.WriteLine(ex.Message + "");
}
}
}
public void UT_DecodeTest()
{
// create a barcode reader instance
IBarcodeReader reader = new BarcodeReader();
// load a bitmap
Bitmap barcodeBitmap = null;
barcodeBitmap = (Bitmap)Bitmap.FromFile(@"C:\temp\heart.jpg");
if (barcodeBitmap != null)
{
// detect and decode the barcode inside the bitmap
var result = reader.Decode(barcodeBitmap);
// do something with the result
if (result != null)
{
Console.WriteLine(result.BarcodeFormat.ToString());
Console.WriteLine(result.Text);
}
}
}
public BarcodeReader BuildBarcodeReader ()
{
var reader = new BarcodeReader ();
if (this.TryHarder.HasValue)
reader.TryHarder = this.TryHarder.Value;
if (this.PureBarcode.HasValue)
reader.PureBarcode = this.PureBarcode.Value;
if (this.AutoRotate.HasValue)
reader.AutoRotate = this.AutoRotate.Value;
if (!string.IsNullOrEmpty (this.CharacterSet))
reader.CharacterSet = this.CharacterSet;
reader.PossibleFormats = new List<BarcodeFormat> ();
foreach (var pf in this.PossibleFormats) {
reader.PossibleFormats.Add(pf);
}
return reader;
}
/// <summary>
/// 识别图片
/// </summary>
/// <param name="writeableBmp"></param>
/// <returns></returns>
private async Task <Result> ScanQRCodeAsync(WriteableBitmap writeableBmp)
{
Result res = null;
var options = new ZXing.Common.DecodingOptions()
{
TryHarder = true
};
this.barcodeReader = new BarcodeReader {
Options = options, AutoRotate = true
};
await Dispatcher.RunAsync(CoreDispatcherPriority.Normal, () =>
{
//二维码解码
res = barcodeReader.Decode(writeableBmp);
});
return(res);
}
public WindowsFormsDemoForm()
{
InitializeComponent();
barcodeReader = new BarcodeReader
{
AutoRotate = true,
TryInverted = true,
Options = new DecodingOptions {TryHarder = true}
};
barcodeReader.ResultPointFound += point =>
{
if (point == null)
resultPoints.Clear();
else
resultPoints.Add(point);
};
resultPoints = new List<ResultPoint>();
lastResults = new List<Result>();
Renderer = typeof (BitmapRenderer);
}
/// <summary>
/// Spire插件读取PDF中的二维码,Zxing识别二维码
/// </summary>
/// <param name="file"></param>
/// <returns></returns>
public static string QrCodeToPdftwo(string file)
{
string str = "";
//加载PDF文档
PdfDocument doc = new PdfDocument();
doc.LoadFromFile(file);
List <Image> listImages = new List <Image>();
for (int i = 0; i < doc.Pages.Count; i++)
{
// 实例化一个Spire.Pdf.PdfPageBase对象
PdfPageBase page = doc.Pages[i];
// 获取所有pages里面的图片
Image[] images = page.ExtractImages();
if (images != null && images.Length > 0)
{
listImages.AddRange(images);
}
}
if (listImages.Count > 0)
{
//QRCodeDecoder decoder = new QRCodeDecoder();
//var image = listImages[0];
//str = decoder.decode(new ThoughtWorks.QRCode.Codec.Data.QRCodeBitmapImage((Bitmap)image));
var image = listImages[0];
ZXing.BarcodeReader reader = new ZXing.BarcodeReader();
reader.Options.CharacterSet = "UTF-8";
Bitmap map = new Bitmap(image);
Result result = reader.Decode(map);
return(result == null ? "" : result.Text);
}
return(str);
}
//public static int GetSize(string barcodeText)
//{
// var encoder = new QrEncoder(ErrorCorrectionLevel.M);
// var code = encoder.Encode(barcodeText);
// return code.Matrix.Width;
//}
public static string Decode(byte[] data)
{
// create a barcode reader instance
IBarcodeReader reader = new BarcodeReader();
// load a bitmap
var barcodeBitmap = (Bitmap)Bitmap.FromStream(new MemoryStream(data));
// detect and decode the barcode inside the bitmap
var result = reader.Decode(barcodeBitmap);
// do something with the result
if (result != null)
{
//result.BarcodeFormat.ToString()
//result.ResultPoints;
return result.Text;
}
return null;
}
