IMDSPDevice::GetVersion

The GetVersion method retrieves the version number of the device.

Syntax

HRESULT GetVersion(DWORD*pdwVersion);

Parameters

pdwVersion

[out]  Pointer to a DWORD to receive the version number of the device.

Return Values

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

For an extenstive list of possible error codes, see Error Codes.

Possible values include, but are not limited to, those in the following table.

Return code	Description
E_INVALIDARG	The pdwVersion parameter is an invalid or NULL pointer.
WMDM_E_NOTSUPPORTED	This device does not support version numbers.
E_FAIL	An unspecified error occurred.

Remarks

This method is optional. For more information, see Mandatory and Optional Interfaces.

Requirements

Header: Defined in mswmdm.h.

Library: mssachlp.lib

See Also

• IMDSPDevice Interface