IMediaParamInfo::GetParamCount
The GetParamCount method retrieves the number of parameters that the object supports.
Syntax
HRESULT GetParamCount(
DWORD *pdwParams
);
Parameters
pdwParams
[out] Pointer to a variable that receives the number of parameters.
Return Values
Returns an HRESULT value. Possible values include the following.
| Return Code | Description |
| E_POINTER | NULL pointer argument. |
| S_OK | Success. |
Requirements
Header: Medparam.h
Library: Dmoguids.lib.
See Also