[LAD] Dumb Idea #27: LV2 host as kernel?

Jens M Andreasen jens.andreasen at comhem.se
Mon Feb 23 02:40:03 UTC 2009

Do plugins have any more sense of time than your average herd of cows?
In goes sunlight and green grass, and out comes a healthy amount of milk
and fresh manure ..

The only kinds of "plugins" that has a sense of time in our world are
those who are recording either audio or midi, and these are those we
would normally prefer to define as our toplevel hosts.


On Sun, 2009-02-22 at 15:46 -0500, David Robillard wrote:
> On Sat, 2009-02-21 at 14:55 -0500, Paul Davis wrote:
> > On Sat, Feb 21, 2009 at 2:37 PM, Darren Landrum
> > <darren.landrum at sbcglobal.net> wrote:
> >         If one were to build a "kernel" to a digital audio workstation
> >         that was
> >         itself a bare-bones LV2 host, could things like audio tracks,
> >         midi
> >         tracks, and mixer channels and the like be built as LV2
> >         plug-ins? 
> > if you want to understand why this is hard (not impossible, just
> > hard), go read the ardour source code and find all the places where
> > *unexpected* inter-object dependencies appear. then figure out how to
> > remove them. if you can do that, you'll be able to make a modular
> > system work. if not, you'll at least understand why nobody has else
> > has been able to do it so far.
> Exactly as hard as Jack doing transport...
> Anyway, just because the signal flow aspect of things is patching
> doesn't mean transport has to be.  There's no fundamental reason this is
> any harder than it is to solve in Ardour.  Objects are objects at the
> end of the day.  You could even do it by controlling the transport over
> wires if you wanted to (messages are messages at the end of the day) but
> it would be a huge mess you would want to hide from the user anyway, so
> not a lot of point.
> There's no technological reason this is infeasible or particularly
> difficult, it's just a lot of work.
> -dr
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