	private final String height = "720";
	private final String width = "960";
	private final String fps = "15";
	private final String destDir = "/home/pi/capture/";
 
	// Remember to add filename and extension!
	private final String startInstruction = "/usr/bin/raspivid -t 0 -h "+height+ " -w "+width+
			" -o "+destDir;
 
	private final String killInstruction = "killall raspivid";
	
	http://www.rmnd.net/building-an-action-camera-using-a-raspberry-pi-and-java/