Scale distance to screen plane like blur radius
Scale distance to screen plane like blur radius

VSFilter forgets to scale this distance,
just like it forgets to scale blur radius.

grigorig/libass,sanyaade-g2g-repos/libass,astiob/libass,Akemi/libass,mwgoldsmith/libass,ShiftMediaProject/libass,astiob/libass,stps/libass,Akemi/libass,pigoz/libass-ct,xbmc/libass,sanyaade-g2g-repos/libass,stps/libass,mwgoldsmith/libass,mwgoldsmith/libass,torque/libass,stps/libass,libass/libass,grigorig/libass,pigoz/libass-ct,torque/libass,MrSmile/libass,ShiftMediaProject/libass,libass/libass,torque/libass,xbmc/libass,sanyaade-g2g-repos/libass,MrSmile/libass,pigoz/libass-ct,Akemi/libass