1. A method for setting stopping distance, the method comprising: displaying, on a display, an image from a camera facing an area around a vehicle; detecting a user input to select an object in the displayed image; determining a stopping distance from the selected object, the stopping distance corresponding to a pre-stored value or an input received from an operator of the vehicle; comparing a distance to the selected object and the stopping distance, the distance to the selected object being determined from information provided by an object detection sensor; and based on the comparing, performing an operation if the vehicle is within a threshold distance of the stopping distance.