camera: Add AUTOFOCUS/FOCUS to DC1394 camera and change a printf to an exception
camera: Add AUTOFOCUS/FOCUS to DC1394 camera and change a printf to an exception

WearableComputerLab/LibWCL,WearableComputerLab/LibWCL,WearableComputerLab/LibWCL,WearableComputerLab/LibWCL