// acxstreams.h

GUID AcxStreamGetNotificationId(
  [in] ACXSTREAM Stream
);
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Windows Driver Kit DDI reference (nf-acxstreams-acxstreamgetnotificationid)

The AcxStreamGetNotificationId function retrieves the Plug and Play notification ID for the specified audio stream.

The ACX stream object for which to retrieve the Plug and Play notification ID.

Returns a GUID containing the Plug and Play notification ID for the object specified by the Stream parameter.

Example usage is shown below.

...
    _In_ ACXSTREAM Stream,
...

    GUID        notificationId;
...

    notificationId = AcxStreamGetNotificationId(Stream);

Minimum ACX version: 1.1

For more information about ACX versions, see ACX version overview.