Parameter
iPage
Specifies the page number for scanning barcode. The first page is 1.
iImageIndex
Specifies the index of image for scanning barcode. The first index of image is 1.
Use BarCodeReadPDFImageCount method can get the total count of image for specifc page.
Return Value
Return the number of barcode detected, if return value smaller than 0, it mean failed.
Example
Visual Basic Syntax
iPageCount =Scanner1.BarCodeReadPDFOpen(strPDFFile)
For i = 1 To iPageCount
cbopdfpage.AddItem ("Page " + Trim(Str(i)))
Next
If cbopdfpage.ListCount > 0 Then
cbopdfpage.ListIndex = 0
End If
iImageCountPerPage=Scanner1.BarCodeReadPDFImageCount(cbopdfpage.ListIndex+1)
For i = 1 To iImageCountPerPage
cbopdfimageperpage.AddItem ("Image " + Trim(Str(i)))
Next
If cbopdfimageperpage.ListCount > 0 Then
cbopdfimageperpage.ListIndex = 0
End If
Scanner1.BarCodeReadScanMultiple = False
Scanner1.BarCodeReadScanWithoutRotation = True
Scanner1.BarCodeReadScan45Rotation =True
Scanner1.BarCodeReadScan45CouterRotation =True
Scanner1.BarCodeReadScanAccuracy = True
Scanner1.BarCodeReadCustomRotation=0
ibarcodeCount = Scanner1.BarCodeReadPDFScan(cbopdfpage.ListIndex + 1, cbopdfimageperpage.ListIndex + 1)
str1 = "Total " + Str(ibarcodeCount) + " BarCode detected" + Chr(13) + Chr(10)
For i = 0 To ibarcodeCount - 1
strTmp = Scanner1.BarCodeGetType(i) + " score:" + Str(Scanner1.BarCodeGetScore(i)) + " value:" + Scanner1.BarCodeGetValue(i)
str1 = str1 + Chr(13) + Chr(10) + strTmp
Next
MsgBox str1
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