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PFND3DDDI_CREATEDECODEDEVICE callback function (d3dumddi.h)

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

Syntax

PFND3DDDI_CREATEDECODEDEVICE Pfnd3dddiCreatedecodedevice;

HRESULT Pfnd3dddiCreatedecodedevice(
  HANDLE hDevice,
  D3DDDIARG_CREATEDECODEDEVICE *unnamedParam2
)
{...}

Parameters

hDevice

A handle to the display device (graphics context).

unnamedParam2

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 code Description
S_OK The DirectX VA decode device is successfully created.
E_OUTOFMEMORY CreateDecodeDevice could not allocate the required memory for it to complete.

Requirements

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

See also

D3DDDIARG_CREATEDECODEDEVICE

DestroyDecodeDevice