[wdmaudiodev] Re: Re : Re: USB Audio/WASAPI channel limits?
- From: Timothy Knudtson <tknudtson@xxxxxxxxxxxxxxxxx>
- To: wdmaudiodev@xxxxxxxxxxxxx
- Date: Thu, 13 Feb 2014 11:05:13 -0700
> To four decimal places, Audio Class 1.0 satisfies 100% of the Windows users
> in the world.
Where does this number come from? In the audio industry things are moving
towards using USB Audio 2.0. USB Audio 1 may work for 100% of the Windows users
because for those users who want USB Audio 2.0 they are simply switching to Mac.
Timothy Knudtson
Software Engineer
iConnectivity
403.536.8274 | iConnectivity.com
On Feb 13, 2014, at 10:50 AM, Tim Roberts <timr@xxxxxxxxx> wrote:
> robert.bielik wrote:
>> Hmm... USB Audio 2 class is a standardized specification. I would've assumed
>> that Microsoft generally would be keen on standards compliance?
>
> The nice thing about standards is that there are so many to choose from.
>
> There are a number of USB class specs that do not have generic in-the-box
> drivers from Microsoft. There has to be a business case to justify the
> considerable development and testing expense. Standards are only interesting
> if they are used. If USB Audio 2 is a niche standard that is only
> interesting to a tiny fraction of the market (and the current evidence
> suggests that is the case), then it doesn't make sense to develop a class
> driver. To four decimal places, Audio Class 1.0 satisfies 100% of the
> Windows users in the world.
>
> As a point of comparison, remember that Visual C++ STILL does not support the
> C99 ISO standard, and there are a lot more C99 developers than there are USB
> Audio 2 devices.
> --
> Tim Roberts, timr@xxxxxxxxx
> Providenza & Boekelheide, Inc.
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