IMFTopology::CloneFrom method (mfidl.h)
Converts this topology into a copy of another topology.
Syntax
HRESULT CloneFrom(
[in] IMFTopology *pTopology
);
Parameters
[in] pTopology
A pointer to the IMFTopology interface of the topology to clone.
Return value
If this method succeeds, it returns S_OK. Otherwise, it returns an HRESULT error code.
Remarks
This method does the following:
- Removes all of the nodes from this topology.
- Clones the nodes from pTopology and adds them to this topology. The cloned nodes have the same node identifiers as the nodes from pTopology.
- Connects the cloned nodes to match the connections in pTopology.
- Copies the attributes from pTopology to this topology.
- Copies the topology identifier from pTopology to this topology.
Requirements
| Requirement | Value |
|---|---|
| Minimum supported client | Windows Vista [desktop apps only] |
| Minimum supported server | Windows Server 2008 [desktop apps only] |
| Target Platform | Windows |
| Header | mfidl.h |
| Library | Mfuuid.lib |