D3DDDIARG_DECODEBEGINFRAME structure (d3dumddi.h)

The D3DDDIARG_DECODEBEGINFRAME structure specifies the Microsoft DirectX Video Accelerator (VA) decoder that should start decoding a frame.

Syntax

typedef struct _D3DDDIARG_DECODEBEGINFRAME {
  HANDLE             hDecode;
  DXVADDI_PVP_SETKEY *pPVPSetKey;
} D3DDDIARG_DECODEBEGINFRAME;

hDecode

A handle to the DirectX VA decode device. The user-mode display driver returns this handle in a call to its CreateDecodeDevice function.

pPVPSetKey

A pointer to the DXVADDI_PVP_SETKEY structure that contains a key that the driver requires for the decode device to start operating.

Requirement	Value
Minimum supported client	Available in Windows Vista and later versions of the Windows operating systems.
Header	d3dumddi.h (include D3dumddi.h)