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The IWMDeviceManager interface is the top-level Windows Media Device Manager interface. This is the first interface accessed by an application, and the other interfaces are acquired through it.
In addition to the methods inherited from IUnknown, the IWMDeviceManager interface exposes the following methods.
| Method | Description |
| EnumDevices | Used to acquire the IWMDMEnumDevice interface of a device enumerator object. |
| GetDeviceCount | Retrieves the number of media devices that are installed (known by the SP but not necessarily currently attached). |
| GetRevision | Retrieves the Windows Media Device Manager revision number. |
See Also
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