Class BarCodeReader

[XmlSerialization(Name = "Aspose.BarCode.Reader.Properties")]
public class BarCodeReader : IDisposable

using (BarCodeReader reader = new BarCodeReader(@"c:\test.png", DecodeType.Code39, DecodeType.Code128))
{
    foreach (BarCodeResult result in reader.ReadBarCodes())
    {
        Console.WriteLine("BarCode Type: " + result.CodeTypeName);
        Console.WriteLine("BarCode CodeText: " + result.CodeText);
    }
}
Using reader As New BarCodeReader("c:\test.png", DecodeType.Code39, DecodeType.Code128)
    For Each result As BarCodeResult In reader.ReadBarCodes()
        Console.WriteLine("BarCode Type: " + result.CodeTypeName)
        Console.WriteLine("BarCode CodeText: " + result.CodeText)
    Next
End Using

public BarCodeReader()

using (BarCodeReader reader = new BarCodeReader())
{
    reader.SetBarCodeReadType(DecodeType.Code39, DecodeType.Code128);
    reader.SetBarCodeImage(@"c:\test.png");
    foreach (BarCodeResult result in reader.ReadBarCodes())
    {
        Console.WriteLine("BarCode Type: " + result.CodeTypeName);
        Console.WriteLine("BarCode CodeText: " + result.CodeText);
    }
}
Using reader As New BarCodeReader()
    reader.SetBarCodeReadType(DecodeType.Code39, DecodeType.Code128)
    reader.SetBarCodeImage("c:\test.png")
    For Each result As BarCodeResult In reader.ReadBarCodes()
        Console.WriteLine("BarCode Type: " + result.CodeTypeName)
        Console.WriteLine("BarCode CodeText: " + result.CodeText)
    Next
End Using

public BarCodeReader(Bitmap image)

public BarCodeReader(Bitmap image, params BaseDecodeType[] decodeTypes)

public BarCodeReader(Bitmap image, BaseDecodeType type)

public BarCodeReader(Bitmap image, Rectangle area, params BaseDecodeType[] decodeTypes)

public BarCodeReader(Bitmap image, Rectangle area, BaseDecodeType type)

public BarCodeReader(Bitmap image, Rectangle[] areas, params BaseDecodeType[] decodeTypes)

public BarCodeReader(Bitmap image, Rectangle[] areas, BaseDecodeType type)

public BarCodeReader(string filename)

using (BarCodeReader reader = new BarCodeReader(@"c:\test.png"))
{
    reader.SetBarCodeReadType(DecodeType.Code39, DecodeType.Code128);
    foreach (BarCodeResult result in reader.ReadBarCodes())
    {
        Console.WriteLine("BarCode Type: " + result.CodeTypeName);
        Console.WriteLine("BarCode CodeText: " + result.CodeText);
    }
}
Using reader As New BarCodeReader("c:\test.png")
    reader.SetBarCodeReadType(DecodeType.Code39, DecodeType.Code128)
    For Each result As BarCodeResult In reader.ReadBarCodes()
        Console.WriteLine("BarCode Type: " + result.CodeTypeName)
        Console.WriteLine("BarCode CodeText: " + result.CodeText)
    Next
End Using

public BarCodeReader(string filename, params BaseDecodeType[] decodeTypes)

using (BarCodeReader reader = new BarCodeReader(@"c:\test.png", DecodeType.Code39, DecodeType.Code128))
{
    foreach (BarCodeResult result in reader.ReadBarCodes())
    {
        Console.WriteLine("BarCode Type: " + result.CodeTypeName);
        Console.WriteLine("BarCode CodeText: " + result.CodeText);
    }
}
Using reader As New BarCodeReader("c:\test.png", DecodeType.Code39, DecodeType.Code128)
    For Each result As BarCodeResult In reader.ReadBarCodes()
        Console.WriteLine("BarCode Type: " + result.CodeTypeName)
        Console.WriteLine("BarCode CodeText: " + result.CodeText)
    Next
End Using

public BarCodeReader(string filename, BaseDecodeType type)

using (BarCodeReader reader = new BarCodeReader(@"c:\test.png", new MultiDecodeType(DecodeType.Code39, DecodeType.Code128)))
{
    foreach (BarCodeResult result in reader.ReadBarCodes())
    {
        Console.WriteLine("BarCode Type: " + result.CodeTypeName);
        Console.WriteLine("BarCode CodeText: " + result.CodeText);
    }
}
Using reader As New BarCodeReader("c:\test.png", New MultiDecodeType(DecodeType.Code39, DecodeType.Code128))
    For Each result As BarCodeResult In reader.ReadBarCodes()
        Console.WriteLine("BarCode Type: " + result.CodeTypeName)
        Console.WriteLine("BarCode CodeText: " + result.CodeText)
    Next
End Using

public BarCodeReader(Stream stream)

using (FileStream fstr = new FileStream(@"c:\test.png", FileMode.Open))
using (BarCodeReader reader = new BarCodeReader(fstr))
{
    reader.SetBarCodeReadType(DecodeType.Code39, DecodeType.Code128);
    foreach (BarCodeResult result in reader.ReadBarCodes())
    {
        Console.WriteLine("BarCode Type: " + result.CodeTypeName);
        Console.WriteLine("BarCode CodeText: " + result.CodeText);
    }
}
Using fstr = New FileStream("c:\test.png", FileMode.Open)
    Using reader As New BarCodeReader(fstr)
        reader.SetBarCodeReadType(DecodeType.Code39, DecodeType.Code128)
        For Each result As BarCodeResult In reader.ReadBarCodes()
            Console.WriteLine("BarCode Type: " + result.CodeTypeName)
            Console.WriteLine("BarCode CodeText: " + result.CodeText)
        Next
    End Using
End Using

public BarCodeReader(Stream stream, BaseDecodeType type)

using (FileStream fstr = new FileStream(@"c:\test.png", FileMode.Open))
using (BarCodeReader reader = new BarCodeReader(fstr, new MultiDecodeType(DecodeType.Code39, DecodeType.Code128)))
{
    foreach (BarCodeResult result in reader.ReadBarCodes())
    {
        Console.WriteLine("BarCode Type: " + result.CodeTypeName);
        Console.WriteLine("BarCode CodeText: " + result.CodeText);
    }
}
Using fstr = New FileStream("c:\test.png", FileMode.Open)
    Using reader As New BarCodeReader(fstr, New MultiDecodeType(DecodeType.Code39, DecodeType.Code128))
        For Each result As BarCodeResult In reader.ReadBarCodes()
            Console.WriteLine("BarCode Type: " + result.CodeTypeName)
            Console.WriteLine("BarCode CodeText: " + result.CodeText)
        Next
    End Using
End Using

public BarCodeReader(Stream stream, params BaseDecodeType[] decodeTypes)

using (FileStream fstr = new FileStream(@"c:\test.png", FileMode.Open))
using (BarCodeReader reader = new BarCodeReader(fstr, DecodeType.Code39, DecodeType.Code128))
{
    foreach (BarCodeResult result in reader.ReadBarCodes())
    {
        Console.WriteLine("BarCode Type: " + result.CodeTypeName);
        Console.WriteLine("BarCode CodeText: " + result.CodeText);
    }
}
Using fstr = New FileStream("c:\test.png", FileMode.Open)
    Using reader As New BarCodeReader(fstr, DecodeType.Code39, DecodeType.Code128)
        For Each result As BarCodeResult In reader.ReadBarCodes()
            Console.WriteLine("BarCode Type: " + result.CodeTypeName)
            Console.WriteLine("BarCode CodeText: " + result.CodeText)
        Next
    End Using
End Using

[XmlSerialization(Type = XmlSerializationType.Element)]
public BaseDecodeType BarCodeReadType { get; set; }

using (BarCodeReader reader = new BarCodeReader())
{
    reader.BarCodeReadType = new MultiDecodeType(DecodeType.Code39, DecodeType.Code128);
    reader.SetBarCodeImage(@"c:\test.png");
    foreach (BarCodeResult result in reader.ReadBarCodes())
    {
        Console.WriteLine("BarCode Type: " + result.CodeTypeName);
        Console.WriteLine("BarCode CodeText: " + result.CodeText);
    }
    Console.WriteLine("BarCodeReadType: " + reader.BarCodeReadType.ToString());
}
Using reader As New BarCodeReader()
    reader.BarCodeReadType = New MultiDecodeType(DecodeType.Code39, DecodeType.Code128)
    reader.SetBarCodeImage("c:\test.png")
    For Each result As BarCodeResult In reader.ReadBarCodes()
        Console.WriteLine("BarCode Type: " + result.CodeTypeName)
        Console.WriteLine("BarCode CodeText: " + result.CodeText)
    Next
    Console.WriteLine("BarCodeReadType: " + reader.BarCodeReadType.ToString())
End Using

[XmlSerialization(Type = XmlSerializationType.Element)]
public BarcodeSettings BarcodeSettings { get; }

public BarCodeResult[] FoundBarCodes { get; }

using (BarCodeReader reader = new BarCodeReader(@"c:\test.png", DecodeType.Code39, DecodeType.Code128))
{
    reader.ReadBarCodes();
    for(int i = 0; reader.FoundCount > i; ++i)
        Console.WriteLine("BarCode CodeText: " + reader.FoundBarCodes[i].CodeText);
}
Using reader As New BarCodeReader("c:\test.png", DecodeType.Code39, DecodeType.Code128)
    reader.ReadBarCodes()
    For i As Integer = 0 To reader.FoundCount - 1 Step 1
        Console.WriteLine("BarCode CodeText: " + reader.FoundBarCodes(i).CodeText)
    Next
End Using

public int FoundCount { get; }

using (BarCodeReader reader = new BarCodeReader(@"c:\test.png", DecodeType.Code39, DecodeType.Code128))
{
    reader.ReadBarCodes();
    for(int i = 0; reader.FoundCount > i; ++i)
        Console.WriteLine("BarCode CodeText: " + reader.FoundBarCodes[i].CodeText);
}
Using reader As New BarCodeReader("c:\test.png", DecodeType.Code39, DecodeType.Code128)
    reader.ReadBarCodes()
    For i As Integer = 0 To reader.FoundCount - 1 Step 1
        Console.WriteLine("BarCode CodeText: " + reader.FoundBarCodes(i).CodeText)
    Next
End Using

public static ProcessorSettings ProcessorSettings { get; }

//this allows to use all cores for single BarCodeReader call
BarCodeReader.ProcessorSettings.UseAllCores = true;
//this allows to use current count of cores
BarCodeReader.ProcessorSettings.UseAllCores = false;
BarCodeReader.ProcessorSettings.UseOnlyThisCoresCount = Math.Max(1, Environment.ProcessorCount / 2);
'this allows to use all cores for single BarCodeReader call
BarCodeReader.ProcessorSettings.UseAllCores = True
'this allows to use current count of cores
BarCodeReader.ProcessorSettings.UseAllCores = False
BarCodeReader.ProcessorSettings.UseOnlyThisCoresCount = Math.Max(1, Environment.ProcessorCount / 2)

[XmlSerialization(Type = XmlSerializationType.Element)]
public QualitySettings QualitySettings { get; set; }

using (BarCodeReader reader = new BarCodeReader(@"c:\test.png", DecodeType.Code39, DecodeType.Code128))
{
   //set high performance mode
   reader.QualitySettings = QualitySettings.HighPerformance;
   foreach (BarCodeResult result in reader.ReadBarCodes())
      Console.WriteLine("BarCode CodeText: " + result.CodeText);
}
using (BarCodeReader reader = new BarCodeReader(@"c:\test.png", DecodeType.Code39, DecodeType.Code128))
{
   //normal quality mode is set by default
   foreach (BarCodeResult result in reader.ReadBarCodes())
      Console.WriteLine("BarCode CodeText: " + result.CodeText);
}
using (BarCodeReader reader = new BarCodeReader(@"c:\test.png", DecodeType.Code39, DecodeType.Code128))
{
   //set high performance mode
   reader.QualitySettings = QualitySettings.HighPerformance;
   //set separate options
   reader.QualitySettings.AllowMedianSmoothing = true;
   reader.QualitySettings.MedianSmoothingWindowSize = 5;
   foreach (BarCodeResult result in reader.ReadBarCodes())
      Console.WriteLine("BarCode CodeText: " + result.CodeText);
}
Using reader As New BarCodeReader("c:\test.png", DecodeType.Code39, DecodeType.Code128)
    'set high performance mode
    reader.QualitySettings = QualitySettings.HighPerformance
    For Each result As BarCodeResult In reader.ReadBarCodes()
        Console.WriteLine("BarCode Type: " + result.CodeTypeName)
    Next
End Using
Using reader As New BarCodeReader("c:\test.png", DecodeType.Code39, DecodeType.Code128)
    'normal quality mode is set by default
    For Each result As BarCodeResult In reader.ReadBarCodes()
        Console.WriteLine("BarCode Type: " + result.CodeTypeName)
    Next
End Using
Using reader As New BarCodeReader("c:\test.png", DecodeType.Code39, DecodeType.Code128)
   'set high performance mode
   reader.QualitySettings = QualitySettings.HighPerformance
   'set separate options
   reader.QualitySettings.AllowMedianSmoothing = True
   reader.QualitySettings.MedianSmoothingWindowSize = 5
   For Each result As BarCodeResult In reader.ReadBarCodes()
       Console.WriteLine("BarCode Type: " + result.CodeTypeName)
   Next
End Using

[XmlSerialization(Type = XmlSerializationType.Element)]
public int Timeout { get; set; }

using (BarCodeReader reader = new BarCodeReader(@"c:\test.png"))
{
    reader.Timeout = 5000;
    foreach (BarCodeResult result in reader.ReadBarCodes())
        Console.WriteLine("BarCode CodeText: " + result.CodeText);
}
Using reader As New BarCodeReader("c:\test.png")
    reader.Timeout = 5000
    For Each result As BarCodeResult In reader.ReadBarCodes()
        Console.WriteLine("BarCode CodeText: " + result.CodeText)
    Next
End Using

public void Abort()

private static void ThreadRecognize(object readerObj)
{
    BarCodeReader reader = (BarCodeReader)readerObj;
    foreach (BarCodeResult result in reader.ReadBarCodes())
    {
        Console.WriteLine("BarCode Type: " + result.CodeType);
        Console.WriteLine("BarCode CodeText: " + result.CodeText);
    }
}

BarCodeReader reader = new BarCodeReader(@"c:\test.png", DecodeType.Code39, DecodeType.Code128);
Thread thread1 = new Thread(ThreadRecognize);
thread1.Start(reader);
Thread.Sleep(100);
reader.Abort();
Private Shared Sub ThreadRecognize(readerObj As Object)
    Dim reader As BarCodeReader = readerObj
    For Each result As BarCodeResult In reader.ReadBarCodes()
        Console.WriteLine("BarCode Type: " + result.CodeTypeName)
        Console.WriteLine("BarCode CodeText: " + result.CodeText)
    Next
End Sub

Dim reader As New BarCodeReader("c:\test.png", DecodeType.Code39, DecodeType.Code128)
Dim thread1 As New Thread(AddressOf ThreadRecognize)
thread1.Start(reader)
Thread.Sleep(100)
reader.Abort()

public void Dispose()

public bool ExportToXml(string xmlFile)

public bool ExportToXml(Stream xmlStream)

public static BarCodeReader ImportFromXml(string xmlFile)

public static BarCodeReader ImportFromXml(Stream xmlStream)

public BarCodeResult[] ReadBarCodes()

using (BarCodeReader reader = new BarCodeReader(@"c:\test.png", DecodeType.Code39, DecodeType.Code128))
{
    foreach (BarCodeResult result in reader.ReadBarCodes())
        Console.WriteLine("BarCode CodeText: " + result.CodeText);
}
using (BarCodeReader reader = new BarCodeReader(@"c:\test.png", DecodeType.Code39, DecodeType.Code128))
{
    reader.ReadBarCodes();
    for(int i = 0; reader.FoundCount > i; ++i)
        Console.WriteLine("BarCode CodeText: " + reader.FoundBarCodes[i].CodeText);
}
Using reader As New BarCodeReader("c:\test.png", DecodeType.Code39, DecodeType.Code128)
    reader.ReadBarCodes()
    For i As Integer = 0 To reader.FoundCount - 1 Step 1
        Console.WriteLine("BarCode CodeText: " + reader.FoundBarCodes(i).CodeText)
    Next
End Using

Using reader As New BarCodeReader("c:\test.png", DecodeType.Code39, DecodeType.Code128)
    For Each result As BarCodeResult In reader.ReadBarCodes()
        Console.WriteLine("BarCode CodeText: " + result.CodeText)
    Next
End Using

public void SetBarCodeImage(Bitmap value)

public void SetBarCodeImage(Bitmap value, Rectangle[] areas)

public void SetBarCodeImage(Bitmap value, Rectangle area)

public void SetBarCodeImage(string filename)

using (BarCodeReader reader = new BarCodeReader())
{
    reader.SetBarCodeReadType(DecodeType.Code39, DecodeType.Code128);
    reader.SetBarCodeImage(@"c:\test.png");
    foreach (BarCodeResult result in reader.ReadBarCodes())
    {
        Console.WriteLine("BarCode Type: " + result.CodeTypeName);
        Console.WriteLine("BarCode CodeText: " + result.CodeText);
    }
}
Using reader As New BarCodeReader()
    reader.SetBarCodeReadType(DecodeType.Code39, DecodeType.Code128)
    reader.SetBarCodeImage("c:\test.png")
    For Each result As BarCodeResult In reader.ReadBarCodes()
        Console.WriteLine("BarCode Type: " + result.CodeTypeName)
        Console.WriteLine("BarCode CodeText: " + result.CodeText)
    Next
End Using

public void SetBarCodeImage(Stream stream)

using (FileStream fstr = new FileStream(@"c:\test.png", FileMode.Open))
using (BarCodeReader reader = new BarCodeReader())
{
    reader.SetBarCodeReadType(DecodeType.Code39, DecodeType.Code128);
    reader.SetBarCodeImage(fstr);
    foreach (BarCodeResult result in reader.ReadBarCodes())
    {
        Console.WriteLine("BarCode Type: " + result.CodeTypeName);
        Console.WriteLine("BarCode CodeText: " + result.CodeText);
    }
}
Using fstr = New FileStream("c:\test.png", FileMode.Open)
    Using reader As New BarCodeReader()
        reader.SetBarCodeReadType(DecodeType.Code39, DecodeType.Code128)
        reader.SetBarCodeImage(fstr)
        For Each result As BarCodeResult In reader.ReadBarCodes()
            Console.WriteLine("BarCode Type: " + result.CodeTypeName)
            Console.WriteLine("BarCode CodeText: " + result.CodeText)
        Next
    End Using
End Using

public void SetBarCodeReadType(params SingleDecodeType[] barcodeTypes)

using (BarCodeReader reader = new BarCodeReader())
{
    reader.SetBarCodeReadType(DecodeType.Code39, DecodeType.Code128);
    reader.SetBarCodeImage(@"c:\test.png");
    foreach (BarCodeResult result in reader.ReadBarCodes())
    {
        Console.WriteLine("BarCode Type: " + result.CodeTypeName);
        Console.WriteLine("BarCode CodeText: " + result.CodeText);
    }
}
Using reader As New BarCodeReader()
    reader.SetBarCodeReadType(DecodeType.Code39, DecodeType.Code128)
    reader.SetBarCodeImage("c:\test.png")
    For Each result As BarCodeResult In reader.ReadBarCodes()
        Console.WriteLine("BarCode Type: " + result.CodeTypeName)
        Console.WriteLine("BarCode CodeText: " + result.CodeText)
    Next
End Using

[Obsolete("SetBarCodeReadType is deprecated. Use the BarCodeReadType property instead.", false)]
public void SetBarCodeReadType(BaseDecodeType type)