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
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