[wdmaudiodev] Re: Other strangeness in PortCls and AudioDG

  • From: Eugene Muzychenko <reg.wad@xxxxxxxxxxxxxx>
  • To: Matthew van Eerde <wdmaudiodev@xxxxxxxxxxxxx>
  • Date: Tue, 7 Aug 2018 09:51:09 +0200

Hello, Matthew,

By MME you mean waveOutOpen?

Yes.

waveOutOpen should know about the dance and take care of it
internally

I expected such behavior too but it is only "deferred": first waveOutOpen
call fails with MMSYSERR_ERROR, but in processing of the next call,
AudioDG sometimes requests RT buffer with the same size as returned by
the driver from the previous
KSPROPERTY_RTAUDIO_BUFFER_WITH_NOTIFICATION request. Only sometimes,
not every time.

If you see the error escape to the caller, please file a bug and
include logs of the problem in action.

I can provide logs from my driver and my MME application only, will they be
suitable?

Regards,
Eugene

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