Note that setting this options to 50Hz can reduce the framerate, so it is
still disabled (60Hz) by default.
Signed-off-by: NMosalam Ebrahimi <m.ebrahimi@ieee.org>
Signed-off-by: NAntonio Ospite <ospite@studenti.unina.it>
Signed-off-by: NJean-François Moine <moinejf@free.fr>
Signed-off-by: NMauro Carvalho Chehab <mchehab@redhat.com>