Audio auxiliary (AAUX) source pack for the first audio block in a digital video (DV) media type.
This attribute corresponds to the dwDVAAuxSrc member of the DirectShow DVINFO structure.
The GUID constant for this attribute is exported from mfuuid.lib.
|Minimum supported client
||Windows Vista [desktop apps | UWP apps]
|Minimum supported server
||Windows Server 2008 [desktop apps | UWP apps]