// d3dumddi.h
typedef struct _DXVADDI_PVP_HW_IV {
[in] ULONGLONG IV;
[in] ULONGLONG Count;
} DXVADDI_PVP_HW_IV;
View the official Windows Driver Kit DDI referenceNo description available.
The DXVADDI_PVP_HW_IV structure contains two 64-bit values that combine to form a 128-bit protected video path (PVP) value.
IV [in]A 64-bit initialization vector.
Count [in]A 64-bit number.