[wdmaudiodev] Re: KSEVENT_PINCAPS_FORMATCHANGE - display bug in win7 control panel?

  • From: Neetu Sand <neetu.freelist@xxxxxxxxx>
  • To: wdmaudiodev@xxxxxxxxxxxxx
  • Date: Mon, 23 Nov 2009 10:48:48 +0530

Hi Uwe,

I am also trying to implement the dynamic format changes support but I am
trying to implement that in streaming minidriver model. I have a question -
what is the GenerateEventList equivalent for minidriver. I am using
StreamClassDeviceNotification. Do you know if it works?

Thanks, Neetu.

On Fri, Nov 20, 2009 at 2:31 PM, uwekirst <u.kirst@xxxxxx> wrote:

> Hi all,
> I am trying to implement the dynamic format changes support in Win7, but
> I'm facing an issue:
> If I change the samplerate by calling GenerateEventList, the format list
> within the windows control panel is updated.
> But it happens from time to time (not allways) that the old format that was
> selected before I changed the samplerate is still available and still
> selected.
> If I play a sound, the new samplerate is used though. So it seems to me
> that this a display bug within the windows control panel.
> Any ideas?
> thanks,
> /Uwe
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