Returns or sets whether to enable the Data Source's automatic border detection feature.
.IfAutomaticBorderDetection = true;
The property works only if the device and its driver support detecting the border automatically.
You can find whether your device supports this capbility from its user manual.
If the value of this property is true, the Data Source (scanner) will automatically detect the border of the document on the flatbed and will only scan the area within the border.