[PD] Virtual Mixer for Telematic Music
Iain Mott
mott at reverberant.com
Sun Apr 8 22:40:44 CEST 2012
you'll also need to add to the line: -jack
also be sure that jack is running.
cheers,
Iain
On Sun, 2012-04-08 at 15:31 -0400, Rishabh Natarajan wrote:
> Hi Iain,
>
>
> When trying to start pd-extended from command line with the '-channels
> 16' argument, I get an error saying:
>
>
> Error number -9998 opening portaudio stream
> Error message: Invalid number of channels
>
> I can't seem to figure out why this is happening and am not able to
> find any sources on the internet that explain why this is happening. I
> had started pd once before with some other arguments, but have since
> closed it and opened it up again through the GUI, so I'm thinking the
> default flags should've undone my last command line start?
>
>
> Please advise.
>
>
> Thanks,
> Rishabh
>
> On Sun, Apr 8, 2012 at 2:55 PM, Rishabh Natarajan
> <rishabh.natarajan at gmail.com> wrote:
> @Iain: Yes, how silly of me, the crossfade is to avoid the
> clicks. I never thought of it that way. Hence the pleas to
> ignore my naivete. Thanks for sharing the patch with me. I
> shall go through it and I'm sure it will clear out a lot of
> things.
>
>
> @Colet Patrice: Hey, thanks for writing to me. Well, the
> reason I want to do it in pd is because I wanted to be able to
> switch routing so that I can move sound around however
> and wherever I want. I want to be able to switch functionality
> of the same set of sliders to control all sound, in all
> directions. Also, I wanted to incorporate other functions like
> latency meters and allowing for Q'ing to headphones depending
> on which mix one is currently working on in the mixer, or even
> independent of that actually. It should be fairly functional
> without having too much detail, simple because I'm pressed for
> time!
>
>
> Thanks,
> Rishabh
>
>
> On Sun, Apr 8, 2012 at 12:44 PM, Patrice Colet
> <colet.patrice at free.fr> wrote:
> Hello Rishabh,
> you should be able to use jack for local and distant
> sound system,
> no need for internal drivers through pd.
> In both adc~ and dac~ each argument is the number of
> audio voice coming from/to jack
> eg: [adc~ 4 1 2 3] would output from left to right the
> inputs 4 1 2 3 from jack interface
> but if sound processing is just about amplitude, you
> don't even have to bother with pd (sorry pd-list ^^)
> because jack mixer would be enough for that.
>
> for building a virtual mixer it's really easy in pd,
> it's just a slider with default values connected to
> [dbtorms] for controling the amplitude
> of a signal coming in [*~]'s left inlet by connecting
> it to right inlet after a conversion from message to
> audio with the help of [line~]
>
>
> [adc~ 1]
> |
> |[hslider]
> | |
> |[dbtorms]
> | |
> |[pack 0 10]
> | |
> |[line~]
> | |
> [*~]
> |
> [throw~ master]
>
> [catch~ master]
> |
> [dac 1]
>
> this simple example is mono, use [catch~ master-left]
> and [catch~ master-right] for retrieving two voices
> coming from [pan~],
> all signals are mixed through [throw~] and [catch~]
> bus.
>
> Colet Patrice
>
> ----- Mail original -----
> > De: "Rishabh Natarajan"
> <rishabh.natarajan at gmail.com>
> > À: pd-list at iem.at
> > Envoyé: Samedi 7 Avril 2012 19:57:20
> > Objet: [PD] Virtual Mixer for Telematic Music
> >
> > Hi,
> >
> > I'm trying to build a virtual mixer in pd for
> telematic music.
> > Telematic
> > music is a genre of music where the musicians
> collaborate live but
> > are
> > situated in different locations (cities), over the
> internet.
> >
> > My mixer should be able to take in remote channels
> coming in through
> > Jack
> > and route to the local sound system and also,
> through some interface
> > be
> > able to take in local inputs and send out via Jack
> to the remote
> > system.
> >
> > The questions I have are:
> > 1. can I have 2 adc~ objects in one patch? So that I
> can switch the
> > same
> > set of faders to control either signals going to and
> coming from Jack
> > or
> > going to and coming from my local interface? if so,
> how do I achieve
> > this?
> > 2. If I need to be able to route sound over the
> internet via Jack and
> > to
> > and from my local system via an interface, how do I
> make pd use both
> > Jack
> > and the local interface (for example the coremidi on
> a mac) at the
> > same
> > time? This sort of ties in with the first question.
> >
> > My time to do all of this is really short and I am
> very new to pd.
> > Any help
> > with this would really, really be appreciated!
> >
> > Thanks,
> > Rishabh
> >
>
> > _______________________________________________
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>
>
>
>
>
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