Do not trigger in live preview
Do not trigger in live preview

This was added for the UFO camera but is technically not correct as we require
the trigger mode to be set to AUTO anyway. The pco.4000 will not return a frame
if it is triggered in AUTO mode.

miq/libuca,ufo-kit/libuca,miq/libuca,miq/libuca,ufo-kit/libuca,ufo-kit/libuca