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CreateDecodeDevice routine

The CreateDecodeDevice function creates a Microsoft DirectX Video Acceleration (DirectX VA) decode device that is used to decode video.

Syntax


PFND3DDDI_CREATEDECODEDEVICE CreateDecodeDevice;

__checkReturn HRESULT APIENTRY CreateDecodeDevice(
  _In_     HANDLE hDevice,
  _Inout_  D3DDDIARG_CREATEDECODEDEVICE *pData
)
{ ... }

Parameters

hDevice [in]

A handle to the display device (graphics context).

pData [in, out]

A pointer to a D3DDDIARG_CREATEDECODEDEVICE structure. On input, this structure contains information that the driver can use. On output, the driver specifies information in the structure that the Microsoft Direct3D runtime can use.

Return value

CreateDecodeDevice returns one of the following values:

Return codeDescription
S_OK

The DirectX VA decode device is successfully created.

E_OUTOFMEMORY

CreateDecodeDevice could not allocate the required memory for it to complete.

 

Requirements

Version

Available in Windows Vista and later versions of the Windows operating systems.

Header

D3dumddi.h (include D3dumddi.h)

See also

D3DDDIARG_CREATEDECODEDEVICE
DestroyDecodeDevice

 

 

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