| Microsoft DirectX 9.0 |
The DirectSoundCreate8 function creates and initializes an object that supports the IDirectSound8 interface.
Syntax
HRESULT WINAPI DirectSoundCreate8(
LPCGUID lpcGuidDevice,
LPDIRECTSOUND8 * ppDS8,
LPUNKNOWN pUnkOuter
);
Parameters
lpcGuidDevice
Address of the GUID that identifies the sound device. The value of this parameter must be one of the GUIDs returned by DirectSoundEnumerate, or NULL for the default device, or one of the following values.
| Value | Description |
| DSDEVID_DefaultPlayback | System-wide default audio playback device. Equivalent to NULL. |
| DSDEVID_DefaultVoicePlayback | Default voice playback device. |
ppDS8
Address of a variable to receive an IDirectSound8 interface pointer.
pUnkOuter
Address of the controlling object's IUnknown interface for COM aggregation. Must be NULL, because aggregation is not supported.
Return Values
If the function succeeds, it returns DS_OK. If it fails, the return value may be one of the following.
| Return code |
| DSERR_ALLOCATED |
| DSERR_INVALIDPARAM |
| DSERR_NOAGGREGATION |
| DSERR_NODRIVER |
| DSERR_OUTOFMEMORY |
Remarks
The application must call the IDirectSound8::SetCooperativeLevel method immediately after creating a device object.
Requirements
Header: Declared in Dsound.h.
Import Library: Use Dsound.lib.
See Also