Set default framerate to 30fps if user doesn't set the corresponding sequence parameter
Set default framerate to 30fps if user doesn't set the corresponding sequence parameter

User can update framerate using VAEncMiscParameterTypeFrameRate buffer later

Signed-off-by: Xiang, Haihao <8d677183e5993577d4fa73a419b76987913292d6@intel.com>
Reviewed-by: Sean V Kelley <2e220d3765e3e059981b3c8d241463f952b3ee5f@posteo.de>

01org/iotg-lin-gfx-va-driver,01org/iotg-lin-gfx-va-driver,01org/iotg-lin-gfx-va-driver,01org/iotg-lin-gfx-va-driver,01org/iotg-lin-gfx-va-driver