In one embodiment, four horizontal successive pixels are first filtered based on a determined horizontal filtering coefficient. The invention is characterized by the fact that a knife receiving device is provided, the knife receiving device is designed as recess, and, seen from the side, has the shape of a J, and the recess is designed wedge-like or conically, preferably tapering-off to the outside in such a way that recess surfaces occur. The information includes object related information and process related information.