[ubuntu-studio-users] ubuntu-studio-users Digest, Vol 127, Issue 10

[WMID]

I search in AskUbuntu, perhaps working for you jamin

sound - Audio Equalizer Software in Ubuntu 16.04 - Ask Ubuntu
https://askubuntu.com/questions/772543/audio-equalizer-software-in-ubuntu-16-04

in this page the next link are interesting

Demystifying JACK – A Beginners Guide to Getting Started with JACK | Libre
Music Production
http://libremusicproduction.com/articles/demystifying-jack-%E2%80%93-beginners-guide-getting-started-jack

No I go to try to setup Jamin, see you later

2017-11-30 7:00 GMT-05:00 <ubuntu-studio-users-request at lists.ubuntu.com>:

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> Today's Topics:
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>    1.  EQ with JACK (Thomas Pfundt)
>    2. Re:  EQ with JACK (Ralf Mardorf)
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> Message: 1
> Date: Wed, 29 Nov 2017 15:45:22 -0500
> From: Thomas Pfundt <captain-tux at protonmail.ch>
> To: "ubuntu-studio-users at lists.ubuntu.com"
>         <ubuntu-studio-users at lists.ubuntu.com>
> Subject: [ubuntu-studio-users] EQ with JACK
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> Hi everyone,
>
> I just wanted to quickly ask how you solve setting up a systemwide EQ in
> JACK for audio monitoring?
>
> There's of course the possibility of running Calf and routing the system
> output through it, but then the Calf window needs to be open constantly.
> Pulseaudio has a practical LADSPA-EQ that's set-and-forget, but of course
> it doesn't work when JACK is started (and has some other
> latency/performance issues).
>
> Is there anything similar that can be used with JACK?
>
> I'd actually just need to reduce one frequency band at around 140 Hz by 3
> or 4 dB and that's it.
>
> Kind regards,
> Thomas
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> ------------------------------
>
> Message: 2
> Date: Thu, 30 Nov 2017 07:35:45 +0100
> From: Ralf Mardorf <ralf.mardorf at alice-dsl.net>
> To: ubuntu-studio-users at lists.ubuntu.com
> Subject: Re: [ubuntu-studio-users] EQ with JACK
> Message-ID: <20171130073545.26c8abb0 at archlinux.localdomain>
> Content-Type: text/plain; charset=US-ASCII
>
> On Wed, 29 Nov 2017 15:45:22 -0500, Thomas Pfundt wrote:
> >Is there anything similar that can be used with JACK?
>
> No, jack is a sound server for professional purpose, it is not a plugin
> host. You could start jackd by a script and automatically start
> https://packages.ubuntu.com/artful/jack-rack , too, with the desired
> plugin and its desired settings. Let the script restore connections by
> using https://packages.ubuntu.com/artful/aj-snapshot . That's not the
> only solution to your problem, but it's cumbersome to mention
> alternatives, while you even didn't mention what Ubuntu release you are
> using, or if you are using jackdbus. Btw. when using a GUI you indeed
> need to keep the Window open, so jack-rack isn't an alternative to
> calf. If you don't want a GUI, use an audio host without a GUI. Audio
> apps without GUI aren't my domain, but if you want to place a GUI app to
> what ever desktop and/or minimised it by any size at any position, you
> could use https://packages.ubuntu.com/artful/xdotool and
> https://packages.ubuntu.com/artful/wmctrl by the script to achieve this.
>
> You could replace jackd by a wrapper, to run the script as jackd instead
> of directly running jackd.
>
> dpkg-divert --add --rename --divert /usr/bin/jackd.real /usr/bin/jackd
>
> The above command would move /usr/bin/jackd to /usr/bin/jackd.real ,
> even if you would upgrade the jackd package, it wouldn't change. You
> could call the script jackd and let the script start jackd.real.
> Perhaps Ubuntu Studio does something similar already, so first check if
> it isn't already done.
>
> Regards,
> Ralf
>
> --
> $ pacman -Q linux{,-rt{,-cornflower,-pussytoes}}|awk '{print $2}'
> 4.14-2
> 4.13.13_rt5-1
> 4.11.12_rt16-1
> 4.14_rt1-1
>
>
>
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-- 
Ingeniero en Alimentos
Washington Indacochea Delgado
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