BSTR Functions

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4/8/2010

The Wxutil.h header file in the DirectShow base classes provides helper functions for allocating and freeing task-allocated BSTR strings.

Programming element	Description
FreeBSTR	Frees the task-allocated BSTR string.
WriteBSTR	Creates a task-allocated BSTR string by allocating task-allocated memory and copying a wide string to it.

See Also