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IMVBufferAccess
This interface is exposed to allow
programmatic control of the filter. Read the filter description to see how the
filter is used.
Header file: iMVBufferAccess.h
Interface definition language file: iMVBufferAccess.idl
Typelib: MVBufferAccess
Interfcae ID: IID_IMVBufferAccess
HRESULT SetInterface( [in] IUnknown *pIUnknown
);
Sets the IUnknown pointer of the object that implements
the IMVBufferAccessCallbackC
or IMVBufferAccessCallbackVB
interface. The function uses the IUnknown pointer to call
QueryInterface(...) and retrieve the IMVBufferAccessCallbackC
or IMVBufferAccessCallbackVB
interface pointer.
Parameter:
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piUnknown |
A pointer to an object as IUnknown. |
HRESULT IsInterfaceSet( [out,
retval] int *piSet );
Returns information about the interface status. If TRUE (1) is
returned, the IMVBufferAccessCallbackC
or IMVBufferAccessCallbackVB
interface is already set.
Parameter:
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piSet |
A pointer to an integer that receives the
information if the callback interface is set. |
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