lan_pad_stream::subtract_background

Source: stream/pad/Pad/Lan/lan_pad_stream__subtract_background.pro

 lan_pad_stream::subtract_background
        Subtract background from the current stream.

 Usage:
        strref -> subtract_background

 History:
        Original: 25/2/00; SJT
        Move to Lan: 13/9/01; SJT