Automatically detects a machine-readable passport (MRZ) zone in a document image.
public class MRZCodeDetectionCommand : RasterCommand
Public Class MRZCodeDetectionCommand
Inherits RasterCommand
public ref class MRZCodeDetectionCommand : public RasterCommand
using Leadtools;
using Leadtools.Codecs;
using Leadtools.ImageProcessing;
using Leadtools.ImageProcessing.Core;
public void MRZCodeDetectionCommandExample()
{
RasterCodecs codecs = new RasterCodecs();
codecs.ThrowExceptionsOnInvalidImages = true;
//Load an image
RasterImage MRZImage = codecs.Load(Path.Combine(LEAD_VARS.ImagesDir, "MRZ_SAMPLE.jpg"));
//Detect MRZ zone
MRZCodeDetectionCommand command = new MRZCodeDetectionCommand();
command.Run(MRZImage);
LeadRect mrzzone = command.MRZZone;
// Set MRZ zone to image region
RasterRegion rgn = new RasterRegion();
rgn.Combine(mrzzone, RasterRegionCombineMode.Set);
MRZImage.SetRegion(null, rgn, RasterRegionCombineMode.Set);
}
static class LEAD_VARS
{
public const string ImagesDir = @"C:\Users\Public\Documents\LEADTOOLS Images";
}
Imports Leadtools
Imports Leadtools.Codecs
Imports Leadtools.ImageProcessing
Imports Leadtools.ImageProcessing.Core
Public Sub MRZCodeDetectionCommandExample()
Dim codecs As RasterCodecs = New RasterCodecs()
codecs.ThrowExceptionsOnInvalidImages = True
'Load an image
Dim MRZImage As RasterImage = codecs.Load(Path.Combine(LEAD_VARS.ImagesDir, "MRZ_SAMPLE.jpg"))
'Detect MRZ zone
Dim command As MRZCodeDetectionCommand = New MRZCodeDetectionCommand()
command.Run(MRZImage)
Dim mrzzone As LeadRect = command.MRZZone
' Set MRZ zone to image region
Dim rgn As RasterRegion = New RasterRegion()
rgn.Combine(mrzzone, RasterRegionCombineMode.Set)
MRZImage.SetRegion(Nothing, rgn, RasterRegionCombineMode.Set)
End Sub
Public NotInheritable Class LEAD_VARS
Public Const ImagesDir As String = "C:\Users\Public\Documents\LEADTOOLS Images"
End Class
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