|Microsoft DirectX 9.0|
The VerifyCertification method ascertains whether the device driver is certified for DirectX.
VerifyCertification( LPDWORD pdwCertified );
Address of a DWORD variable that receives one of the values shown in the following table.
|DS_CERTIFIED||Driver is certified for DirectSound.|
|DS_UNCERTIFIED||Driver is not certified for DirectSound.|
If the function succeeds, the return value is DS_OK.
If the function fails, the return value may be one of the error values shown in the following table.
This method may attempt to retrieve certification information from the Internet.
On emulated devices, the method returns DSERR_UNSUPPORTED. Emulated devices are identified by the DSCAPS_EMULDRIVER flag in the dwFlags member of DSCAPS.
Header: Declared in dsound.h.