Re: [LAD] [ANN] IR: version 1.2

Am Mittwoch, den 26.01.2011, 13:29 +0100 schrieb Tom Szilagyi:
> 2011/1/26 Jörn Nettingsmeier <nettings@folkwang-hochschule.de>:
> >
> > since it's based on zita-convolver: did you also use the multi-threaded
> > partitioned convolution approach from jconvolver?
>
> Hi Jörn,
>
> I'm not sure about the mentioned approach, since I'm not familiar with
> the jconvolver source, only zita-convolver (and only from a user
> p.o.v; haven't modified it). So I don't know that this multi-threaded
> approach you mention is something jconvolver actually does, or is it
> just the usual workings of zita-convolver (which I use in a really
> simple manner).

It's zita-convolver who create the multi-threaded partitioned
convolution threads, in that sense jconvolver is a front-end like IR or
like we do in guitarix.

greats hermann

>
> I will look at the jconvolver source to educate myself about said
> approach when I have a bit of free time.
>
> > if so, how does IR behave in freewheeling mode?
>
> As usual: it works for me 10 out of 10 times (at least for what I do
> and how I work), but YMMV. I must admit that I don't use freewheeling
> that much, but some test passes with various projects (some simple and
> some big) on two machines, one older single processor and one fairly
> recent quad core (both 64 bit), indicated no problems. Of course this
> means nothing at all in this case.
>
> >
> > i'm asking because jconvolver is known to have problems with the timing of
> > its non-jack helper threads in freewheeling mode, which has finally bitten
> > me a few days ago (haven't had problems with it before). jconvolver is nice
> > enough to halt the entire graph (at least with tschack), so it's always
> > obvious there was a problem.
> > i just want to make sure that *if* IR fails in freewheeling, it will fail in
> > some obvious way.
>
> That would be definitely nice but currently missing. I would say that
> if there is a problem with jconvolver, IR most probably also has this
> problem.
>
> I tend to listen to what I commit, though, so I bounce in realtime.
>
> Tom
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Received on Wed Jan 26 16:15:03 2011