[wdmaudiodev] Re: Device enumeration
- From: "Jerry Evans" <jerry@xxxxxxxxxx>
- To: <wdmaudiodev@xxxxxxxxxxxxx>
- Date: Mon, 31 Mar 2003 15:00:54 +0100
It is. but is the device description 'USB Audio Device' or something more
descriptive. For example I've got 5 USB audio devices plugged into one of
the workstations and there is no easy way to distinguish between them ...
----- Original Message -----
From: "Olivier Roblin" <oroblin@xxxxxxxxxxxx>
To: <wdmaudiodev@xxxxxxxxxxxxx>
Sent: Monday, March 31, 2003 2:16 PM
Subject: [wdmaudiodev] Re: Device enumeration
>
> You can get any information stored in registry. In the case I mentioned,
it
> returned the device description in an ANSI string...I think it's what you
> want, no?
>
>
> ----- Original Message -----
> From: "Jerry Evans" <jerry@xxxxxxxxxx>
> To: <wdmaudiodev@xxxxxxxxxxxxx>
> Sent: Monday, March 31, 2003 3:06 PM
> Subject: [wdmaudiodev] Re: Device enumeration
>
>
> >
> > Hi Olivier
> >
> > Thanks for the tip. What, precisely, do you get back from the function ?
> >
> > The stuff is not device specific - it should work with any hardware that
> has
> > a WDM driver.
> >
> >
> > ----- Original Message -----
> > From: "Olivier Roblin" <oroblin@xxxxxxxxxxxx>
> > To: <wdmaudiodev@xxxxxxxxxxxxx>
> > Sent: Monday, March 31, 2003 1:10 PM
> > Subject: [wdmaudiodev] Re: Device enumeration
> >
> >
> > >
> > > Hi Jerry,
> > >
> > > You should use SetupDiGetDeviceRegistryProperty in the function
> > EnumFilters
> > > (enum.cpp).
> > > SetupDiGetDeviceRegistryProperty read registry information for a
> specific
> > > DevInfoData. Ask it for a SPDRP_DEVICEDESC.
> > >
> > > For which device do you write your dll?
> > >
> > >
> > > ----- Original Message -----
> > > From: "Jerry Evans" <jerry@xxxxxxxxxx>
> > > To: <wdmaudiodev@xxxxxxxxxxxxx>
> > > Sent: Monday, March 31, 2003 1:13 PM
> > > Subject: [wdmaudiodev] Device enumeration
> > >
> > >
> > > > Does anyone have a clever way to enumerate KS devices ? I'm
> > experimenting
> > > with the MS KS sample but would like to be able to display available
> > devices
> > > in a friendlier fashion than their internal GUID style identifiers.
How
> > does
> > > DirectX do things ? I've tried manually enumerating the appropriate
> > registry
> > > entries to get the GLOBAL\Device Parameters\FriendlyName value but
this
> > > generally contains things like USB Audio Device which is not so
helpful.
> > > >
> > > > TIA+ATB
> > > >
> > > >
> > > > Jerry
> > > > ******************
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