1. An imaging system for a vehicle comprising: an image sensor generating a plurality of image frames; and a controller coupled to said image sensor, the controller programmed to detect an obstructed image frame from said plurality of image frames, said obstruction corresponding to a windshield wiper of said vehicle and, in response thereto, optimize the obstructed image for display or use by a vehicle system, wherein the controller detects an obstructed image by at least one of object sensing confirmation, edge detection, negative shift detection or headlight illumination detection.