[LAD] Lv2 port replication [was Re: the role of lv2 extensions]

[Steve Harris]

On 12 Aug 2009, at 22:20, David Robillard wrote:
>>> Though in the latter case, it's probably best to just instantiate  
>>> the
>>> thing twice as hosts currently do (and will likely need to implement
>>> regardless).
>>>
>>
>> Or ganging the control ports?
>
> You could, but if the whole plugin including controls is going to
> replicate there's little benefit to replication.  Maybe some
> efficiency...
>
> It's the plugin author's decision, really, but the "replicate audio  
> but
> single set of controls" is the 99% case.

Yes, most importantly it lets you handle the cases that the host can't  
eg. multichannel compression. I guess reverb would be another example,  
but I don't know how multichannel reverb works.

In that situation, offering per-channel controls makes no sense.

- Steve