code: public static void registerDriver(Class<? extends WebcamDriver> clazz) {
  		if (clazz == null) {
  			throw new IllegalArgumentException("Webcam driver class to register cannot be null!");
  		}
  		DRIVERS_CLASS_LIST.add(clazz);
  		registerDriver(clazz.getCanonicalName());
  	}
docs: Register new webcam video driver.
  
  @param clazz webcam video driver class
  @throws IllegalArgumentException when argument is null