input whitch horisontal lineon the 480 pixel long site to get cords from. There are 6 different hights scanned in the picture. The output is where on the 600 pixel long site the a black line appears. LINESAVALIBLE : 0 : Noavalible lines 0<: Nb of avalible lines -1: No update -2: DLL not found -3: Old DLL version requeres: CamCtrl.dll version 1.0.0.2 or Newer T5BLOCKS.dll version 1.1.0.83 or Newer output 600 _________________________ | | Input | | 480 | | | | | | |_______________________|