GdPicture.NET Reference Guide
BarcodeQRReaderGetVersion Method (GdPictureImaging)
Example 





GdPicture14 Namespace > GdPictureImaging Class : BarcodeQRReaderGetVersion Method
Barcode index. Must be between 1 and BarcodeQRReaderGetBarcodeCount returned value.
Returns the version of a barcode detected by the BarcodeQRReaderDoScan method.
Syntax
'Declaration
 
Public Function BarcodeQRReaderGetVersion( _
   ByVal BarcodeNo As Integer _
) As Integer
public int BarcodeQRReaderGetVersion( 
   int BarcodeNo
)
public function BarcodeQRReaderGetVersion( 
    BarcodeNo: Integer
): Integer; 
public function BarcodeQRReaderGetVersion( 
   BarcodeNo : int
) : int;
public: int BarcodeQRReaderGetVersion( 
   int BarcodeNo
) 
public:
int BarcodeQRReaderGetVersion( 
   int BarcodeNo
) 

Parameters

BarcodeNo
Barcode index. Must be between 1 and BarcodeQRReaderGetBarcodeCount returned value.

Return Value

The version of the barcode.
Remarks

This method is used in the "Barcode Recognition" Demo.

Example
Detecting all QR barcodes in an image.
Dim oGdPictureImaging As New GdPicture.GdPictureImaging
Dim ImageID As Integer = oGdPictureImaging.CreateGdPictureImageFromFile("") 'Prompt the user to select an image
If imageId <> 0 Then
   If oGdPictureImaging.BarcodeQRReaderDoScan(ImageID) = GdPictureStatus.OK Then
      'Start QR barcode scanning process
      Dim BarcodeCount As Integer = oGdPictureImaging.BarcodeQRReaderGetBarcodeCount
      If BarcodeCount > 0 Then
         For i As Integer = 1 To BarcodeCount
            MessageBox.show("Barcode No: " & Str(i))
            MessageBox.show("Value: " & oGdPictureImaging.BarcodeQRReaderGetBarcodeValue(i))
         Next
      Else
         MessageBox.show("No barcode detected !")
      End If
      oGdPictureImaging.BarcodeQRReaderClear() 'Release detection info from memory
   End If
   oGdPictureImaging.ReleaseGdPictureImage(ImageID)
End If
See Also

Reference

GdPictureImaging Class
GdPictureImaging Members