Re: Enumerating variants of Audio Units
Re: Enumerating variants of Audio Units
- Subject: Re: Enumerating variants of Audio Units
- From: Eagle Offshore <email@hidden>
- Date: Thu, 08 Sep 2011 08:36:59 -0700
You could just tell me the call to get the IO configurations you know.
On Sep 7, 2011, at 6:43 PM, Paul Davis wrote:
> On Wed, Sep 7, 2011 at 9:32 PM, Eagle Offshore <email@hidden> wrote:
>> I'm trying to reconcile what I see between two hosts' lists of available instrument audio units.
>
> you're a bit confused. AU doesn't come with "variants". A given AU
> publishes its possible I/O configurations in a way that is extremely
> flexible, and can include wild-cards. A plugin can support I/O
> configurations like:
>
> 1in/1out
> 1in/1out or 2in/2out
> 1in/any out
> any in/2 out
> any in/more than 2 out
> less than 4 in/less than 8 out
> 3 in/less than 3 out
>
> and many more.
>
> its a bit misleading for a host to try to enumerate the possibilities
> for a plugin in the general case, although obviously for specific i/o
> configurations it might make sense. specifying a given i/o
> configuration doesn't involve finding a variant plugin - it implies
> configuring an existing instance of the plugin to use a given i/o
> configuration - no more, no less.
>
> if your project is GPL'ed i could point you at some code that
> demonstrates one host's handling of AU I/O specifications, but i
> suspect that it probably isn't (and you could find it anyway with
> google if you want to).
>
> --p
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