TwainBarCodeGetYPos Method

See Also     Examples     Applies To

Returns the Y coordinate of a bar code found on the last acquired image.

Syntax

object.TwainBarCodeGetYPos (nBarCodeNo)

The TwainBarCodeGetYPos syntax has these parts:

Part Description
object Required. An object expression that evaluates to an object in the Applies To list.
nBarCodeNo Required. Long. The barcode number. Must be value between 1 and the number of detected barcodes.

Returns

Long. The barcode Y coordinate. Return -1 if current source does not support Y coordinate reporting.

Remarks

Before using this function make sure that the barcode detection was enabled by the TwainSetBarcodeDetection() function.
Use the TwainBarCodeGetCount() function to determine how many barcodes have been detected on the last acquired image.

Category

TWAIN Functions





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