IKsTopologyInfo::get_NumCategories
| Microsoft DirectShow 9.0 |
IKsTopologyInfo::get_NumCategories
This topic applies to Windows XP Service Pack 2 and later.
The get_NumCategories method returns the number of categories for this filter.
Syntax
HRESULT get_NumCategories( DWORD* pdwNumCategories );
Parameters
pdwNumCategories
[out] Receives the number of categories.
Return Values
The method returns an HRESULT. Possible values include, but are not limited to, those in the following table.
| Return code | Description |
| S_OK | The method succeeded. |
Requirements
Header: Include Vidcap.h.
Library: None.
See Also