BankCheckReader Class

C#
Visual Basic
Objective-C
Java
C++

public class BankCheckReader

'Declaration
 
Public Class BankCheckReader

'Usage
 
Dim instance As BankCheckReader

public ref class BankCheckReader

This is a general purpose class that can retrieve fields from bank check images.

It does not read all types of checks and does not always read all fields.

C#
Visual Basic
WinRT C#
WinRT JavaScript
Silverlight C#
Silverlight VB

Copy Code

Imports Leadtools
Imports Leadtools.Codecs
Imports Leadtools.Forms
Imports Leadtools.Forms.Ocr
Imports Leadtools.Forms.Commands

<TestMethod()> _
Public Sub TestBankCheckReader()
   ' Initialize the RasterCodecs class
   Dim codecs As New RasterCodecs()
   ' Initialize the BankCheckReader class
   Dim checkReader As New BankCheckReader()

   ' The bank cheque image
   Dim chequePath As String = Path.Combine(LEAD_VARS.ImagesDir, "BankCheck.jpg")
   Dim image As RasterImage = codecs.Load(chequePath)

   Using ocrEngine As IOcrEngine = OcrEngineManager.CreateEngine(OcrEngineType.Advantage, False)
      ocrEngine.Startup(Nothing, Nothing, Nothing, "C:\LEADTOOLS 19\Bin\Common\OcrAdvantageRuntime")
      ' Assign Engine to Reader
      checkReader.OcrEngine = ocrEngine

      ' handle Process Event
      AddHandler checkReader.Process, AddressOf reader_Processed

      ' Process Image
      checkReader.ProcessImage(image)
   End Using
End Sub

Private Sub reader_Processed(sender As Object, e As ProgressEventArgs)
   Console.WriteLine(String.Format("State      : {0}%", e.State))
   Console.WriteLine(String.Format("Percentage : {0}%", e.Percentage))
   Console.WriteLine(String.Format("FieldType  : {0}%", e.FieldType.ToString()))

   If e.State = ProcessState.Finish Then
      Dim reader As BankCheckReader = TryCast(sender, BankCheckReader)
      If reader IsNot Nothing Then
         For Each value As KeyValuePair(Of String, BankCheckField) In reader.Results
            Dim bounds As LeadRect = value.Value.Bounds
            Console.WriteLine(String.Format("Field Name      : {0}", value.Key))
            Console.WriteLine(String.Format("Field Value     : {0}", value.Value.Text))
            Console.WriteLine(String.Format("Field Bounds    : {0},{0},{0},{0}", bounds.X.ToString(), bounds.Y.ToString(), bounds.Width.ToString(), bounds.Height.ToString()))
            Console.WriteLine("************************************")
         Next
      End If
   End If
End Sub


Public NotInheritable Class LEAD_VARS
Public Const ImagesDir As String = "C:\Users\Public\Documents\LEADTOOLS Images"
End Class

using Leadtools;
using Leadtools.Codecs;
using Leadtools.Forms;
using Leadtools.Forms.Ocr;
using Leadtools.Forms.Commands;

[TestMethod]
public void TestBankCheckReader()
{
   // Initialize the RasterCodecs class
   RasterCodecs codecs = new RasterCodecs();
   // Initialize the BankCheckReader class
   BankCheckReader checkReader = new BankCheckReader();

   // The bank cheque image
   string chequePath = Path.Combine(LEAD_VARS.ImagesDir, "BankCheck.jpg");
   RasterImage image = codecs.Load(chequePath);

   IOcrEngine ocrEngine = OcrEngineManager.CreateEngine(OcrEngineType.Advantage, false);
   ocrEngine.Startup(codecs, null, null, LEAD_VARS.OcrAdvantageRuntimeDir);
   // Assign Engine to Reader
   checkReader.OcrEngine = ocrEngine; 

   // handle Process Event
   checkReader.Process += new EventHandler<ProgressEventArgs>(reader_Processed);

   // Process Image
   checkReader.ProcessImage(image);

   ocrEngine.Shutdown();
}

void reader_Processed(object sender, ProgressEventArgs e)
{
   Console.WriteLine(string.Format("State      : {0}%", e.State));
   Console.WriteLine(string.Format("Percentage : {0}%", e.Percentage));
   Console.WriteLine(string.Format("FieldType  : {0}%", e.FieldType.ToString()));

   if (e.State == ProcessState.Finish)
   {
      BankCheckReader reader = sender as BankCheckReader;
      foreach (var value in reader.Results)
      {
         LeadRect bounds = value.Value.Bounds;
         Console.WriteLine(string.Format("Field Name      : {0}", value.Key));
         Console.WriteLine(string.Format("Field Value     : {0}", value.Value.Text));
         Console.WriteLine(string.Format("Field Bounds    : {0},{0},{0},{0}", bounds.X.ToString(), bounds.Y.ToString(), bounds.Width.ToString(), bounds.Height.ToString()));
         Console.WriteLine("************************************");
      }
   }
}


static class LEAD_VARS
{
public const string ImagesDir = @"C:\Users\Public\Documents\LEADTOOLS Images";
}

Target Platforms

Reference

BankCheckReader Members
Leadtools.Forms.Commands Namespace