return (dev->tvnorm->id & V4L2_STD_625_50) ? 576 : 480;
switch(dev->model){ case (EM2820_BOARD_MSI_VOX_USB_2): return(480); default: return (dev->tvnorm->id & V4L2_STD_625_50) ? 576 : 480; }
inline static unsigned int norm_maxh(struct em2820 *dev){	return (dev->tvnorm->id & V4L2_STD_625_50) ? 576 : 480;}