Important: |
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Increments the reference count for the calling interface on an object. It should be called for every new copy of a pointer to an interface on a given object.
Syntax
ULONG AddRef(void); |
Parameters
None.
Return Value
Returns an integer from 1 to n, the value of the new reference count.
This information is meant to be used for diagnostic/testing purposes only, because, in certain situations, the value might be unstable.
Remarks
This member function implements the IUnknown::AddRefmethod.
Requirements
Windows Embedded CE | Windows CE 2.12 and later |
Windows Mobile | Windows Mobile Version 5.0 and later |
Note | Microsoft DirectShow applications and DirectShow filters have
different include file and Library requirements
For more information, see Setting Up the Build Environment,Version 2.12 requires DXPAK 1.0 or later |
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