[wdmaudiodev] Re: KSPROPERTY_CONNECTION_ALLOCATORFRAMING is not sent
- From: Tim Roberts <timr@xxxxxxxxx>
- To: wdmaudiodev@xxxxxxxxxxxxx
- Date: Fri, 24 Oct 2008 09:30:47 -0700
Eugene Muzychenko wrote:
> Testing my virtual WavePci miniport filter, I see that
> KSPROPERTY_CONNECTION_ALLOCATORFRAMING is never sent. As a
> result, IMiniportWavePciStream::GetAllocatorFraming is never called by
> PortCls. Windows audio subsystem uses as many (or as little) mappings
> as it wants.
>
> I monitor all driver property requests and see only two requests from
> KSPROPSETID_Connection are used: KSPROPERTY_CONNECTION_STATE and
> KSPROPERTY_CONNECTION_DATAFORMAT.
>
> How can I force the system to use
> KSPROPERTY_CONNECTION_ALLOCATORFRAMING property?
>
You cannot. The properties offer a service. The user is not obligated
to use them.
--
Tim Roberts, timr@xxxxxxxxx
Providenza & Boekelheide, Inc.
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