The Wxutil.h and Combase.h header files in the DirectShow base classes provides helper functions for comparing objects and pins and retrieving interfaces to objects.
| Programming element | Description |
|---|---|
| EqualPins | Checks if two pins are on the same object. |
| GetInterface | Returns an interface pointer to the requested client. |
| IsEqualObject | Checks if two interfaces are on the same object. |
See Also
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