Note
Access to this page requires authorization. You can try signing in or changing directories.
Access to this page requires authorization. You can try changing directories.
The GetType method retrieves device type information.
Syntax
HRESULT GetType(
[out] DWORD *pdwType
);
Parameters
[out] pdwType
Pointer to a DWORD that receives the type attributes of the device. The following table shows the types received.
| Device type | Description |
|---|---|
| WMDM_DEVICE_TYPE_PLAYBACK | The media device supports audio playback. |
| WMDM_DEVICE_TYPE_RECORD | The media device supports audio recording. |
| WMDM_DEVICE_TYPE_DECODE | The media device supports audio format decoding. |
| WMDM_DEVICE_TYPE_ENCODE | The media device supports audio format encoding. |
| WMDM_DEVICE_TYPE_STORAGE | The media device has on-board storage for media files. |
| WMDM_DEVICE_TYPE_SDMI | The media device is SDMI compliant. |
| WMDM_DEVICE_TYPE_NONSDMI | The media device is not SDMI compliant. |
| WMDM_DEVICE_TYPE_VIRTUAL | The media device is not a physical device. |
| WMDM_DEVICE_TYPE_NONREENTRANT | The media device must synchronize access to the service provider services. |
| WMDM_DEVICE_TYPE_FILELISTRESYNC | The media device allows the file list to be resynchronized. |
| WMDM_DEVICE_TYPE_VIEW_PREF_METADATAVIEW | The media device prefers metadata views while its storages are enumerated. |
Return value
The method returns an HRESULT. All the interface methods in Windows Media Device Manager can return any of the following classes of error codes:
- Standard COM error codes
- Windows error codes converted to HRESULT values
- Windows Media Device Manager error codes
Remarks
This method must be implemented. It must not return WMDM_E_NOTSUPPORTED or E_NOTIMPL. For more information, see Mandatory and Optional Interfaces.
Requirements
| Requirement | Value |
|---|---|
| Target Platform | Windows |
| Header | mswmdm.h |
| Library | Mssachlp.lib |