See Also Examples Applies To
Starts a 2D DataMatrix Barcode Recognition process on a GdPicture image or on an area of a GdPicture image defined by SetROI() function.
This function accepts a parameter to specify the scanning mode (quality vs speed).Syntax
object.BarcodeDataMatrixReaderDoScan (ScanMode)
The BarcodeDataMatrixReaderDoScan syntax has these parts:
| Part | Description |
| object | Required. An object expression that evaluates to an object in the Applies To list. |
| ScanMode | Required. Long. A member of the BarcodeDataMatrixReaderScanMode enumeration: 0 for Best Speed. 1 for Best Quality. |
Returns
Long. GdPictureStatus
Remarks
This function requires the optional GdPicture 2D DataMatrix Barcode Recognition Plugin. This plugin must be unlocked with the SetLicenseNumber1DBarcodeRecognition() function.
Category
2D DataMatrix Barcode Recognition
Visual Basic Sample
Detect and read barcode from bitmap
Object.CreateImageFromFile("c:\test.tif")
Object.BarcodeDataMatrixReaderDoScan()
For i = 1 To Imaging1.BarcodeDataMatrixReaderGetBarcodeCount
MsgBox "Value: " + Object.BarcodeDataMatrixReaderGetBarcodeValue(i)
MsgBox "Type: " + str(Object.BarcodeDataMatrixReaderGetBarcodeType(i))
MsgBox "Angle: " + str(Object.BarcodeDataMatrixReaderGetBarcodeSkewAngle(i))
Next i
Object.BarcodeDataMatrixReaderClear()
Object.CloseNativeImage()