A vehicular camera calibration system includes a camera disposed at a vehicle, and an electronic control unit (ECU). The camera calibration system uses structure-from-motion during processing at the ECU of multiple frames of image data captured with the vehicle driven in a normal manner with turns involved. The camera calibration system uses a kinematic model of motion of the vehicle that is derived at least in part from vehicle data provided to the ECU. The camera calibration system, responsive to processing of multiple frames of captured image data, and based at least in part on (i) an intrinsic parameter of the camera and (ii) the kinematic model of motion of the vehicle, determines misalignment of the camera without use of a fiducial marker in a field of view of the camera and without use of reference points on the vehicle.
TARGETLESS VEHICULAR CAMERA CALIBRATION SYSTEM
2023-06-29
Patent
Electronic Resource
English
IPC: | B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR / G06F ELECTRIC DIGITAL DATA PROCESSING , Elektrische digitale Datenverarbeitung / G06T Bilddatenverarbeitung oder Bilddatenerzeugung allgemein , IMAGE DATA PROCESSING OR GENERATION, IN GENERAL / G06V / H04N PICTORIAL COMMUNICATION, e.g. TELEVISION , Bildübertragung, z.B. Fernsehen |