Function cdvdReadDvdDualInfo

pcsx2/CDVD/CDVD.cpp:788–794

check whether disc is single or dual layer if its dual layer, check what the disctype is and what sector number layer1 starts at args: gets value for dvd type (0=single layer, 1=ptp, 2=otp) gets value for start lsn of layer1 returns: 1 if on dual layer disc 0 if not on dual layer disc

// returns: 1 if on dual layer disc
//          0 if not on dual layer disc
static s32 cdvdReadDvdDualInfo(s32* dualType, u32* layer1Start) noexcept
{
	*dualType = 0;
	*layer1Start = 0;

	return CDVD->getDualInfo(dualType, layer1Start);
}

static bool cdvdIsDVD() noexcept
{