Microsoft DirectX 9.0


The get_ExternalDeviceVersion retrieves the version number of the external device's operating software.


HRESULT get_ExternalDeviceVersion(
  LPOLESTR *ppszData



[out]  Pointer to an LPOLESTR that receives the manufacturer-specific operating software version number as a string. The caller must release the string by calling CoTaskMemFree.

Return Values

When this method succeeds, it returns S_OK. Otherwise it returns an HRESULT error code.

DV Implementation

The method returns the version of the IEEE AV/C Digital Interface Command Set (VCR Subunit Specification) that the device supports.

See Also