IMDSPDevice::GetType method (mswmdm.h)
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 |