Vehicle-mounted screen switch control method

The invention belongs to the technical field of vehicle control and particularly relates to a vehicle-mounted screen switch control method. The control method includes 1, setting calibration information; 2, subjecting in-vehicle monitoring camera to collecting facial images of the current driver; 3, acquiring information of the facial image of the current driver; 4, calculating coordinates of eyeballs of the driver in the vehicle coordinate system; 5, determining gazing direction of the current driver; 6, judging whether or not the driver needs to open or close the vehicle-mounted screen; 7, if the gazing direction of the driver is within the vehicle-mounted range for a certain moment, a vehicle-mounted screen controller controls the vehicle-mounted screen switch to turn on; if the gazing direction of the driver leaves the vehicle-mounted screen range for a while, the vehicle-mounted screen controller controls the vehicle-mounted screen switch to turn off. According the arrangement, the vehicle-mounted screen is controlled to turn on and off according to the gazing direction of the driver, manual operation is omitted, and driving safety of the driver is greatly improved.