[linux-audio-user] Reverb

Joseph Dell'Orfano fullgo at dellorfano.net
Wed Jan 26 17:36:07 EST 2005 

While we're on the subject of reverb and DSP, is there any linux support
for the UAD-1 PCI card? 

-Joe D


On Wed, 2005-01-26 at 09:18, matt at tinysongs.com wrote:
> Just chiming in on the reverb subject.
> 
> I have Pro Tools and Digital Performer with a host of stock and VST reverbs but
> I like my linux reverbs an awful lot.  The ladspa version of Gverb is nice I
> think but one of the best, though you have to process it off line, is from DAP.
> http://www.cee.hw.ac.uk/~richardk/
> 
> I like to make a separate stereo track of my carefully tweaked DAP track and mix
> it in with the original.
> 
> Just my $.02.
> 
> Matt
> 
> Quoting linux-audio-user-request at music.columbia.edu:
> 
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> > than "Re: Contents of linux-audio-user digest..."
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> >
> > Today's Topics:
> >
> >    1. Re: M audio delta 44 (David)
> >    2. RE: RME Multiface with ALSA 1.08 (Ivica Ico Bukvic)
> >    3. Re: Decent reverb, and DSP in hardware? (Joe Hartley)
> >    4. Re: Decent reverb, and DSP in hardware? (Jon Morin)
> >    5. Re: Decent reverb, and DSP in hardware? (Steve Harris)
> >    6. Re: dssi segfault (Walco)
> >    7. Re: Decent reverb, and DSP in hardware? (Mark Constable)
> >    8. Re: RME Multiface with ALSA 1.08 (Christian Schumann)
> >    9. Re: Decent reverb, and DSP in hardware? (Steve Harris)
> >   10. RE: RME Multiface with ALSA 1.08 (Frank smith)
> >
> >
> > ----------------------------------------------------------------------
> >
> > Message: 1
> > Date: Wed, 26 Jan 2005 01:25:24 +0100
> > From: David <dplist at free.fr>
> > Subject: Re: [linux-audio-user] M audio delta 44
> > To: A list for linux audio users <linux-audio-user at music.columbia.edu>
> > Cc: eviltwin69 at cableone.net
> > Message-ID: <20050126012524.52276f6c.dplist at free.fr>
> > Content-Type: text/plain; charset=US-ASCII
> >
> > On Tue, 25 Jan 2005 18:21:23 -0500
> > Eric Dantan Rzewnicki <rzewnickie at rfa.org> wrote:
> >
> > > On Tue, Jan 25, 2005 at 10:07:34AM +0000, Tobiah wrote:
> > > > >If you wonder why
> > > > >the 1010lt is so much cheaper per channel: it has the DA/AD's on
> > > > >board while the 44, 66 and 1010 [without lt] have them in a
> > > > >breakout box which should help keeping noise out..
> > >
> > > I'm pretty sure the da/ad on my 66 lives on the pci card.
> >
> > You're right. And the optional Omni I/O preamp/breakout box is an
> > analog-only device, like a miniature mixer.
> >
> > It works great here in my system, thanks to the ALSA developpers and
> > the fine attitude of the manufacturer.
> >
> > > But, I only make noise, so I can't say anything about how much that
> > > detail affects the quality of my work.
> > > --
> > > Eric Dantan Rzewnicki  |  Systems Engineer I
> > > Technical Operations Division  |  Radio Free Asia
> >
> > Have a nice day.
> >
> > --
> > David
> >
> >
> > ------------------------------
> >
> > Message: 2
> > Date: Tue, 25 Jan 2005 20:46:45 -0500
> > From: "Ivica Ico Bukvic" <ico at fuse.net>
> > Subject: RE: [linux-audio-user] RME Multiface with ALSA 1.08
> > To: <Martin.Wohlleben at gmx.de>,	"'A list for linux audio users'"
> > 	<linux-audio-user at music.columbia.edu>
> > Message-ID: <20050126014303.RRBB4914.gx5.fuse.net at 64BitBadass>
> > Content-Type: text/plain;	charset="windows-1250"
> >
> > Similar problem here except probably worse. Nando has also reported similar
> > issues on alsa-devel list. I'd suggest voicing your concerns there as to the
> > best of my knowledge the hdsp stuff is broken in 1.0.8.
> >
> > Best wishes,
> >
> > Ivica Ico Bukvic, composer & multimedia sculptor
> > http://meowing.ccm.uc.edu/~ico/
> >
> >
> > > -----Original Message-----
> > > From: linux-audio-user-bounces at music.columbia.edu [mailto:linux-audio-
> > > user-bounces at music.columbia.edu] On Behalf Of Martin Wohlleben
> > > Sent: Tuesday, January 25, 2005 1:15 PM
> > > To: A list for linux audio users
> > > Subject: [linux-audio-user] RME Multiface with ALSA 1.08
> > >
> > > Hello,
> > >
> > > is anybody using ALSA 1.08 with a RME Multiface over Cardbus interface?
> > > I'm currently working with a SUSE Kernel 2.6.5 and tried a SUSE Kernel
> > > 2.6.8
> > > too.
> > > The Kernel 2.6.5 work's fine with ALSA 1.03 but after an upgrade to ALSA
> > > 1.08
> > > I got problems with the hdspmixer from alsa-tools.
> > > The same problem occured with SuSE's 2.6.8 Kernel from SuSE 9.2 - even
> > > without
> > > an update to ALSA 1.08.
> > > After the upgrade the peaks of the first 7 analog channels jitter and the
> > > RMS
> > > values (calculated by Multiface) aren't updated right.
> > > The sound is ok but the hdspmixer problem is real annoying.
> > >
> > > Anybody who got his Multiface working with ALSA 1.08?
> > >
> > > --
> > > No virus found in this incoming message.
> > > Checked by AVG Anti-Virus.
> > > Version: 7.0.300 / Virus Database: 265.7.4 - Release Date: 1/25/2005
> > >
> >
> > --
> > No virus found in this outgoing message.
> > Checked by AVG Anti-Virus.
> > Version: 7.0.300 / Virus Database: 265.7.4 - Release Date: 1/25/2005
> >
> >
> >
> >
> > ------------------------------
> >
> > Message: 3
> > Date: Tue, 25 Jan 2005 21:02:16 -0500
> > From: Joe Hartley <jh at brainiac.com>
> > Subject: Re: [linux-audio-user] Decent reverb, and DSP in hardware?
> > To: A list for linux audio users <linux-audio-user at music.columbia.edu>
> > Message-ID: <20050125210216.1b1a0e42.jh at brainiac.com>
> > Content-Type: text/plain; charset=US-ASCII
> >
> > On Tue, 25 Jan 2005 09:28:56 -0800
> > Florin Andrei <florin at andrei.myip.org> wrote:
> > > Anyway, i'm pretty disappointed with the software reverbs available on
> > > Linux. Myself, i resigned for the moment to hardware reverb:
> > >
> > > http://www.tcelectronic.com/M-OneXL
> > >
> > > It's not convolution but it's actually pretty damn good (and very
> > > flexible).
> >
> > I still go to a rack of outboard gear for a number of my effects, including
> > compression and reverb.  I use a t.c. M300 which also has a multi-effect
> > channel.
> >
> > > Anyway, yeah, we need much better reverbs on Linux. We're lagging behind
> > > a lot in that area.
> >
> > There's been some good work done by folks so far, but yes, this is true.
> > --
> > ======================================================================
> >        Joe Hartley - UNIX/network Consultant - jh at brainiac.com
> > Without deviation from the norm, "progress" is not possible. - FZappa
> >
> >
> > ------------------------------
> >
> > Message: 4
> > Date: Tue, 25 Jan 2005 22:30:21 -0500
> > From: Jon Morin <jon.j.morin at gmail.com>
> > Subject: Re: [linux-audio-user] Decent reverb, and DSP in hardware?
> > To: A list for linux audio users <linux-audio-user at music.columbia.edu>
> > Message-ID: <89c1e77d0501251930590abef1 at mail.gmail.com>
> > Content-Type: text/plain; charset=US-ASCII
> >
> > I actually just started using ecasound, and it can do some pretty cool
> > things.  I'm still looking for that "perfect" reverb, but I'm
> > constantly amazed by the depth and variety of audio software available
> > for Linux.  I do a lot of non-realtime stuff, so ecasound, csound,
> > Audacity, apps like that are very useful to me.  I love being able to
> > script things like ecasound, and it's just awesome the number of ways
> > (different ways from other platforms) that these tools can be used.  I
> > understand that audio on Linux is still a maturing platform, and my
> > prediction is that in a year, I won't be wanting for much when it
> > comes to my dream Linux studio.  My hats off to all of the Linux audio
> > developers.
> >
> > Jon
> >
> >
> > ------------------------------
> >
> > Message: 5
> > Date: Wed, 26 Jan 2005 08:32:22 +0000
> > From: Steve Harris <S.W.Harris at ecs.soton.ac.uk>
> > Subject: Re: [linux-audio-user] Decent reverb, and DSP in hardware?
> > To: A list for linux audio users <linux-audio-user at music.columbia.edu>
> > Message-ID: <20050126083222.GC18853 at login.ecs.soton.ac.uk>
> > Content-Type: text/plain; charset=us-ascii
> >
> > On Tue, Jan 25, 2005 at 07:16:42 +0000, Frank smith wrote:
> > > Hi All
> > >
> > > Can we use VST plugins with any Linux apps?
> >
> > Only those that use a vst loading libarary or support dssi plugins.
> >
> > However this is not really a solution, your still running propreitary,
> > windows code. One or the other is probably not too bad, but both? :)
> >
> > - Steve
> >
> >
> > ------------------------------
> >
> > Message: 6
> > Date: Wed, 26 Jan 2005 09:46:17 +0100
> > From: Walco <walco-linux at n--tree.net>
> > Subject: Re: [linux-audio-user] dssi segfault
> > To: A list for linux audio users <linux-audio-user at music.columbia.edu>
> > Message-ID: <41F758D9.5020703 at n--tree.net>
> > Content-Type: text/plain; charset=ISO-8859-1; format=flowed
> >
> > Steve Harris wrote:
> > > On Mon, Jan 24, 2005 at 02:46:08 -0800, Matthew Allen wrote:
> > >
> > >>I have been trying to get dssi up and running on my machine this
> > >>afternoon and I have run into a snag. It appears to compile correctly
> > >>(both CVS and tarballs). But whenever I try to do the tests I get a
> > >>segfault. I know its some user error, but its difficult to track down
> > >>with only a segfault.
> > >>
> > >>Is there a common mistake I am doing?
> > >
> > >
> > > Segfaults are (almost) never due to user errors. Unless you did
> > > something truely wierd or forced an install its the developers fault :)
> > >
> > > It could be that your system networking config is a bit odd. Verisons of
> > > liblo < 0.16, which the DSSI test code depends on, segfaulted under some
> > > condititons.
> > >
> > > Unfortunatly I cant remember the fix, but hopefully someone here can...
> >
> > IIRC, make sure that the name reported by hostname(1) is in the
> > /etc/hosts file. Otherwise liblo would segfault when trying to launch a
> > new server.
> >
> > Cheers,
> > Walco
> >
> >
> > ------------------------------
> >
> > Message: 7
> > Date: Wed, 26 Jan 2005 18:52:38 +1000
> > From: Mark Constable <markc at renta.net>
> > Subject: Re: [linux-audio-user] Decent reverb, and DSP in hardware?
> > To: A list for linux audio users <linux-audio-user at music.columbia.edu>
> > Message-ID: <41F75A56.8020103 at renta.net>
> > Content-Type: text/plain; charset=ISO-8859-1; format=flowed
> >
> > Steve Harris wrote:
> > >>Can we use VST plugins with any Linux apps?
> > >
> > > Only those that use a vst loading libarary or support dssi plugins.
> > >
> > > However this is not really a solution, your still running propreitary,
> > > windows code. One or the other is probably not too bad, but both? :)
> >
> > So what is the best path of action to ensure we have
> > access to professional quality reverb sometime this
> > century ?
> >
> > What are the possible options?
> >
> > --markc
> >
> >
> > ------------------------------
> >
> > Message: 8
> > Date: Wed, 26 Jan 2005 10:22:44 +0100
> > From: Christian Schumann <schumann at physik.uni-kl.de>
> > Subject: Re: [linux-audio-user] RME Multiface with ALSA 1.08
> > To: linux-audio-user at music.columbia.edu
> > Message-ID: <20050126092244.GA28555 at diller-5.physik.uni-kl.de>
> > Content-Type: text/plain; charset=us-ascii
> >
> > On Tue, Jan 25, 2005 at 08:46:45PM -0500, Ivica Ico Bukvic wrote:
> > > Similar problem here except probably worse. Nando has also reported similar
> > > issues on alsa-devel list. I'd suggest voicing your concerns there as to
> > the
> > > best of my knowledge the hdsp stuff is broken in 1.0.8.
> > I have my HDSP Digiface working with ALSA 1.0.8 under linux 2.4.27, but
> > last night I tried to get it working with 2.6.11rc2-RT, which was to no
> > positive result. So to me it seems that this is a compatibility issue
> > with ALSA 1.0.8 and kernel 2.6, because it works with 2.4
> >
> > Regards
> > Christian
> >
> > --
> > ------------------------------------------------------------------------
> > Dipl.-Phys. Christian Schumann   |Technische Universitaet Kaiserslautern
> > Mail: schumann at physik.uni-kl.de  |           Fachbereich Physik
> > Tel.: 0631/205-4842              |     http://www.physik.uni-kl.de
> > Fax.: 0631/205-3902              |
> > Post: Erwin-Schroedinger-Strasse, D-67663 Kaiserslautern
> > -------------------------------------------------------------------------
> >
> >
> >
> > ------------------------------
> >
> > Message: 9
> > Date: Wed, 26 Jan 2005 09:34:13 +0000
> > From: Steve Harris <S.W.Harris at ecs.soton.ac.uk>
> > Subject: Re: [linux-audio-user] Decent reverb, and DSP in hardware?
> > To: A list for linux audio users <linux-audio-user at music.columbia.edu>
> > Message-ID: <20050126093413.GA19885 at login.ecs.soton.ac.uk>
> > Content-Type: text/plain; charset=us-ascii
> >
> > On Wed, Jan 26, 2005 at 06:52:38 +1000, Mark Constable wrote:
> > > Steve Harris wrote:
> > > >>Can we use VST plugins with any Linux apps?
> > > >
> > > >Only those that use a vst loading libarary or support dssi plugins.
> > > >
> > > >However this is not really a solution, your still running propreitary,
> > > >windows code. One or the other is probably not too bad, but both? :)
> > >
> > > So what is the best path of action to ensure we have
> > > access to professional quality reverb sometime this
> > > century ?
> >
> > Well, I'm not a reverb expert, but my impression is that convolved reverbs
> > are the way to go*. The actual code is relativly simple, and we allready
> > have open source examples, and its possible for people with decent
> > recording equimpent and access to spaces with interesting acoustics, or
> > artificial reverb units to capture thier own impulses. They can also be
> > synthsised using a method similar to raytracing.
> >
> > The downside is that the parameters you can control are very limited, and
> > it burns quite a lot of CPU power, and there can be latency. The upside is
> > that the sound can be very good.
> >
> > There is an obivious technique to prevent any latency problems, but bits
> > of it are probably patented by Lake DSP, though the situation is a bit
> > murky.
> >
> > If I had more time I'd like to take the code in brutefir and make it into
> > a DSSI plugin with a simple dropdown select-an-impulse, set gain type
> > interface.
> >
> > I have a sizeable library of impulses, but unfortuantly I dont know the
> > provenance of many of them.
> >
> > - Steve
> >
> > * In the interests of full disclose, I have an addiction to convolution
> >   that should be decalred :)
> >
> >
> > ------------------------------
> >
> > Message: 10
> > Date: Wed, 26 Jan 2005 10:14:10 +0000
> > From: Frank smith <hg at web-links.net>
> > Subject: RE: [linux-audio-user] RME Multiface with ALSA 1.08
> > To: A list for linux audio users <linux-audio-user at music.columbia.edu>
> > Message-ID: <1106734450.4660.12.camel at bear.rokpa>
> > Content-Type: text/plain
> >
> > HI I to had a the same problems with my RME card on Alsa and FC3.
> > I can see the HDSP Icon on Gnome along with the config icon but it
> > doesn't do anything.
> >
> > Cheers
> > Bob
> >
> >
> >
> >
> >
> >
> >
> >
> >
> >
> > On Tue, 2005-01-25 at 20:46 -0500, Ivica Ico Bukvic wrote:
> > > Similar problem here except probably worse. Nando has also reported
> > > similar
> > > issues on alsa-devel list. I'd suggest voicing your concerns there as
> > > to the
> > > best of my knowledge the hdsp stuff is broken in 1.0.8.
> > >
> > > Best wishes,
> > >
> > > Ivica Ico Bukvic, composer & multimedia sculptor
> > > http://meowing.ccm.uc.edu/~ico/
> >
> >
> >
> >
> > ------------------------------
> >
> > _______________________________________________
> > linux-audio-user mailing list
> > linux-audio-user at music.columbia.edu
> > http://music.columbia.edu/mailman/listinfo/linux-audio-user
> >
> >
> > End of linux-audio-user Digest, Vol 16, Issue 115
> > *************************************************
> >
> 
> 
>

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