PFND3DDDI_CREATEDECODEDEVICE callback function (d3dumddi.h)
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) |