MRTDField Enumeration

Summary

Represents MRTD Field.

Syntax

Objective-C

C++

Java

public enum MRTDField

Public Enum MRTDField

typedef NS_ENUM(NSInteger, LTMRTDField)

public final class MRTDField 
    extends java.lang.Enum<MRTDField>

public enum class MRTDField

Members

Value	Member	Description
0	Type	The Type of the Document.
1	DocumentCode	The Code of the Document.
2	DocumentNumber	The Number of the Document.
3	PassportNumber	The Number of the Passport.
4	IssuingState	The Issuing State of the Document.
5	Name	The Name of the Document Holder.
6	LastName	The Last name of the Document Holder.
7	Sex	The Sex of the Document Holder.
8	Nationality	The Nationality of the Document Holder.
9	DateOfBirth	The Date Of Birth for the Document Holder.
10	DateOfExpiry	The Date Of Expiry for the Document.
11	ValidUntilDate	Valid Until Date for the Document.
12	OptionalData	The Optional Data for the Document.
13	OptionalData2	The Optional Data for the Document(some documents has two optional Data).
14	IDCardNumber	The number of the Identification Card.
100	PassportNumberCheckDigit	The Check Digit for Passport number.
101	DocumentNumberCheckDigit	The Check Digit for the Document number.
102	IDCardNumberCheckDigit	The Check Digit for the Id Card number.
103	DateOfBirthCheckDigit	The Check Digit for the Date Of Birth.
104	DateOfExpiryCheckDigit	The Check Digit for the Date Of Expiry.
105	ValidUntilDateCheckDigit	The Check Digit for the "Valid Until Date" field.
106	OptionalDataCheckDigit	The Check Digit for Optional Data.
107	CompositeCheckDigit	The Composite Check Digit.
108	OverallCheckDigit	The Overall Check Digit.

Remarks

MRTDField is used in MRTDDataElement to show the data element related field.

Example

using Leadtools; 
using Leadtools.Codecs; 
using Leadtools.Forms.Common; 
using Leadtools.Ocr; 
using Leadtools.Forms.Commands; 
 
public void TestMRTDReader() 
{ 
   // Initialize the RasterCodecs class 
   RasterCodecs codecs = new RasterCodecs(); 
 
   // Initialize the BankCheckReader class 
   MRTDReader mrtdReader = new MRTDReader(); 
 
   // The bank cheque image 
   string chequePath = Path.Combine(LEAD_VARS.ImagesDir, "MRZ_SAMPLE.jpg"); 
   RasterImage image = codecs.Load(chequePath); 
 
   IOcrEngine ocrEngine = OcrEngineManager.CreateEngine(OcrEngineType.LEAD, false); 
   ocrEngine.Startup(codecs, null, null, LEAD_VARS.OcrLEADRuntimeDir); 
 
   // Assign Engine to Reader 
   mrtdReader.OcrEngine = ocrEngine; 
 
   // Process Image 
   mrtdReader.ProcessImage(image); 
 
   if (mrtdReader.Errors == MRTDErrors.NoError) 
   { 
      foreach (var value in mrtdReader.Results) 
      { 
         Console.WriteLine(string.Format("Data Element Field: {0}", value.Key.ToString())); 
         Console.WriteLine(string.Format("Data Element Value: {0}", value.Value.ReadableValue)); 
         Console.WriteLine(string.Format("Data Element Code : {0}", value.Value.MrzCharacters)); 
         Console.WriteLine(string.Format("Data Element Valid: {0}", value.Value.IsValid.ToString())); 
         Console.WriteLine("************************************"); 
      } 
   } 
 
   ocrEngine.Shutdown(); 
} 
 
static class LEAD_VARS 
{ 
   public const string ImagesDir = @"C:\Users\Public\Documents\LEADTOOLS Images"; 
   public const string OcrLEADRuntimeDir = @"C:\LEADTOOLS 20\Bin\Common\OcrLEADRuntime"; 
}

Imports Leadtools 
Imports Leadtools.Codecs 
Imports Leadtools.Forms.Common 
Imports Leadtools.Ocr 
Imports Leadtools.Forms.Commands 
 
Public Sub TestMRTDReader() 
   ' Initialize the RasterCodecs class 
   Dim codecs As New RasterCodecs() 
 
   ' Initialize the BankCheckReader class 
   Dim mrtdReader As New MRTDReader() 
 
   ' The bank check image 
   Dim chequePath As String = Path.Combine(LEAD_VARS.ImagesDir, "MRZ_SAMPLE.jpg") 
   Dim image As RasterImage = codecs.Load(chequePath) 
 
   Using ocrEngine As IOcrEngine = OcrEngineManager.CreateEngine(OcrEngineType.LEAD, False) 
      ocrEngine.Startup(Nothing, Nothing, Nothing, "C:\LEADTOOLS 20\Bin\Common\OcrLEADRuntime") 
      ' Assign Engine to Reader 
      mrtdReader.OcrEngine = ocrEngine 
 
 
 
      ' Process Image 
      mrtdReader.ProcessImage(image) 
 
      If mrtdReader.Errors = MRTDErrors.NoError Then 
         For Each value As KeyValuePair(Of MRTDField, MRTDDataElement) In mrtdReader.Results 
            Console.WriteLine(String.Format("Data Element Field: {0}", value.Key.ToString())) 
            Console.WriteLine(String.Format("Data Element Value: {0}", value.Value.ReadableValue)) 
            Console.WriteLine(String.Format("Data Element Code : {0}", value.Value.MrzCharacters)) 
            Console.WriteLine(String.Format("Data Element Valid: {0}", value.Value.IsValid.ToString())) 
            Console.WriteLine("************************************") 
         Next 
      End If 
   End Using 
End Sub 
 
Public NotInheritable Class LEAD_VARS 
   Public Const ImagesDir As String = "C:\Users\Public\Documents\LEADTOOLS Images" 
End Class

Requirements

Target Platforms

Reference

Leadtools.Forms.Commands Namespace

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Help Version 20.0.2020.3.31

Leadtools.Forms.Commands Assembly

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