IBaseFilter::EnumPins
| Microsoft DirectShow 9.0 |
IBaseFilter::EnumPins
The EnumPins method enumerates the pins on this filter.
Syntax
HRESULT EnumPins( IEnumPins **ppEnum );
Parameters
ppEnum
[out] Address of a variable that receives a pointer to the IEnumPins interface.
Return Values
Returns an HRESULT value. Possible values include the following.
| Return code | Description |
| S_OK | Success |
| E_OUTOFMEMORY | Insufficient memory |
| E_POINTER | Null pointer argument |
Remarks
This method returns an enumerator that supports the IEnumPins interface, which works like a standard COM enumerator. For more information, see Enumerating Pins.
If the method succeeds, the IEnumPins interface has an outstanding reference count. Be sure to release the interface when you are done.
Requirements
Header: Declared in Strmif.h; include Dshow.h.
Library: Use Strmiids.lib.
See Also