[wdmaudiodev] Re: Preffered audio device does not switch

  • From: "Victor Zhodzishsky" <victor@xxxxxxxxxxxx>
  • To: wdmaudiodev@xxxxxxxxxxxxx
  • Date: Fri, 27 Apr 2007 09:30:44 -0700

Hi Mitch,

 

Thanks for the quick answer, but that is not what we observed.  We were
plugging devices with cpl off.  After plugin the cpl reliably shows
original device as being default.  We tried to plug in 3 different types
audio devices which were supposed to switch the default with the same
result.  WMP reliably plays into original default device and all system
sounds for example volume slider tone goes to the new device.  We
reinstalled the image several times and result was consistent.
Obviously something is screwed up in the image, but I have no idea where
to look at.

 

Thanks,

Victor

 

From: wdmaudiodev-bounce@xxxxxxxxxxxxx
[mailto:wdmaudiodev-bounce@xxxxxxxxxxxxx] On Behalf Of Mitchell Rundle
Sent: Friday, April 27, 2007 11:02 AM
To: wdmaudiodev@xxxxxxxxxxxxx
Subject: [wdmaudiodev] Re: Preffered audio device does not switch

 

Is mmsys.cpl running when you plug the USB device in?  Mmsys.cpl should
indicate the default change immediately, but I do have a bug report that
says it sometimes (very rarely) doesn't.  Restarting mmsys.cpl should
fix it.

 

For WMP to use the new device you need to restart WMP, or just play a
new song.  E.g. if you are listening to an album, it will use the new
default when the next song starts.

 

Regards,

Mitch

 

 

From: wdmaudiodev-bounce@xxxxxxxxxxxxx
[mailto:wdmaudiodev-bounce@xxxxxxxxxxxxx] On Behalf Of Victor
Zhodzishsky
Sent: Friday, April 27, 2007 4:47 AM
To: wdmaudiodev@xxxxxxxxxxxxx
Subject: [wdmaudiodev] Preffered audio device does not switch

 

We have a Vista platform where audio system behaves quite funny.  When
you plug in a device which supposed to become a default playback (for
ex. USB speaker), all system sounds are directed to the new device.
However control panel still shows previous device as the default, and
output from the media player is also directed to the previous default
device.   Any suggestions on how to debug this would be appreciated.

 

-Victor

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