Handle the pitch when using RGBX surface in VPP
Handle the pitch when using RGBX surface in VPP

Signed-off-by: Ung, Teng En <8896c15f8ec638319ed6122ea9221678aa30c20c@intel.com>
Signed-off-by: Zhao Yakui <21bae65ecea50a19bd9d0fef489914760189fd5b@intel.com>

gbeauchesne/libva-intel-driver,uartie/vaapi-intel-driver,halleyzhao/libva-intel-driver-fdo,gbeauchesne/libva-intel-driver,halleyzhao/libva-intel-driver-fdo,chenxianqin/vaapi-intel-driver,uartie/vaapi-intel-driver,halleyzhao/libva-intel-driver-fdo,01org/iotg-lin-gfx-va-driver,halleyzhao/libva-intel-driver-fdo,uartie/vaapi-intel-driver,gbeauchesne/libva-intel-driver,chenxianqin/vaapi-intel-driver,gbeauchesne/libva-intel-driver,chenxianqin/vaapi-intel-driver,gbeauchesne/libva-intel-driver,01org/iotg-lin-gfx-va-driver,01org/iotg-lin-gfx-va-driver,chenxianqin/vaapi-intel-driver,01org/iotg-lin-gfx-va-driver,uartie/vaapi-intel-driver,chenxianqin/vaapi-intel-driver,01org/iotg-lin-gfx-va-driver,uartie/vaapi-intel-driver