[EdLUG] Joint LUG event: Lightning talks on Linux audio
Thomas Kluyver
thomas at kluyver.me.uk
Thu Sep 30 09:09:06 UTC 2021
Thanks Nic & Tai for speaking!
People were talking at the end of the meeting about doing more such joint events - although probably not with Mozilla Hubs! If anyone has any topics they'd like to see in this format, please do speak up. :-)
Thomas
On Wed, 29 Sep 2021, at 22:14, Nic wrote:
> Hi all,
>
> Thanks a lot for organizing this Thomas, was really fun i really enjoyed it although my first experience with Mozilla hub has been shocking (not in a negative sense) :)
>
> Here the txt file extracted from my talk is anyone interested for your reference:
>
> EDLUG - Audio mini talk - make/record a song with Jack, Ardour and Hydrogen in "live" mode examples
>
> - Equipment (photo description)
> SoundCard Behringer UMC404HD (Full supported by Linux/ALSA)
> Amplifier/Guitar/Effects
> Headphones - no sound in the room
>
> - GNU/Linux OS - Audio ready to go distro
> KXStudio (Ubuntu based but repo available for Debian 10 as well)
> AVLinux (MXLinux/Debian based)
> Ubuntu Studio
> OpenSUSE (+ GeekosDAW repo)
>
> - Kernel
> RT Kernel (Best result for live performance with Jack)
> Optimised Kernel (Lowlatency, PREEMPT)
> Kernel Generic/Default
>
> - OS Audio Configuration/Optimisation guide tip
> (USB bus/IRQ conflicts) Sound card has to sit on its own usb bus to avoid conflicts
> lsusb
> cat /proc/interrupts
> sudo /etc/init.d/rtirq status
>
> - JACK overview
> Qjackctl frontend
> Settings (Sample rate, Frames period/Buffer)
> Graph/Connections
>
> - Hydrogen (Drum machine sequencer)
> Drumkits
> Settings - Stereo or per channels output - Jack transport
> Define Song Metronome/BPM
> Program the drum using either patterns/song
>
> - Ardour (Digital Audio Workstation)
> Jack transport
> Add drum tracks and connect inputs (Stereo or per Hydrogen channels)
> add voice and guitar lead channels
> arm/record
> Overdubbing arrangements
> add midi synth or track effects
> Editing/Mixing
>
>
> Users support:
> https://linuxmusicians.com/index.php
>
> Guides/Docs
> LinuxMusicians audio system_configuration: https://wiki.linuxaudio.org/wiki/system_configuration
> Jack docs: https://github.com/jackaudio/jackaudio.github.com/wiki
> Ardour docs: https://manual.ardour.org/welcome-to-ardour/
>
> Tutorials:
> Libre Music Production: https://www.youtube.com/c/LibreMusicProduction/playlists
> Unfa: https://www.youtube.com/channel/UCAYKj_peyESIMDp5LtHlH2A
>
> Attached also picture of my setup!
>
> Cheers
>
> On Wed, Sep 29, 2021 at 7:48 PM Thomas Kluyver <thomas at kluyver.me.uk> wrote:
>> For anyone present or wanting to be present: we're having some trouble with Hubs, and we're going to switch over to our usual BBB server: https://links.taikedz.net/?id=bbb-edlug
>>
>> On Sun, 26 Sep 2021, at 17:07, Thomas Kluyver wrote:
>> > Another brief email to see if anyone else might be interested in doing
>> > a talk for this. They only need to be 5-10 minutes, which is hardly any
>> > time at all when you're talking. So if you know about any aspect of
>> > Linux audio - whether that's technical or practical - you can probably
>> > tell people about it. :-)
>> >
>> > See you all on Wednesday,
>> > Thomas
>> >
>> > On Tue, 21 Sep 2021, at 15:04, Thomas Kluyver wrote:
>> >> The Multi-LUG event on Linux audio is going ahead on Wednesday 29th
>> >> September (a week tomorrow), 6.30 - 8.30 pm.
>> >>
>> >> You can register to attend on meetup.com, under the Belfast LUG group:
>> >> https://www.meetup.com/belfast-lug/events/280903885/
>> >>
>> >> More talks are still welcome if anyone else would like to give one -
>> >> they'll be about 10 minutes each, and we've got 5 likely talks so far.
>> >>
>> >> We're going to be trying out Mozilla Hubs (https://hubs.mozilla.com/ )
>> >> for this event. It's a bit more complex than BBB or Jitsi, as there's a
>> >> 3D virtual room that you can move around in, so you might want to have
>> >> a play around with it before the event to make sure it's working.
>> >>
>> >> See you there,
>> >> Thomas
>> >>
>> >> On Tue, 17 Aug 2021, at 20:24, Thomas Kluyver wrote:
>> >>> Exciting news! Belfast LUG have invited us to have a joint event with a
>> >>> series of short talks around the theme of Linux audio. This is likely
>> >>> to be in late September - I'll announce it here when the date and time
>> >>> are finalised.
>> >>>
>> >>> Is anyone interested in doing a talk for this? These will be shorter
>> >>> than our usual talks, probably just 5-10 minutes, so we can hear
>> >>> several in one evening. Maybe you have a fun story of debugging a sound
>> >>> problem? Could you provide an introduction to something like GStreamer
>> >>> or JACK? Maybe someone could go even deeper into how sound in computers
>> >>> works in general? Do you have a favourite media player you can show
>> >>> off? Or can you explain how to play music on a bunch of old floppy
>> >>> drives [1]?
>> >>>
>> >>> For inspiration, Belfast LUG have so far proposed talks on: Home office
>> >>> & OBS, Ardour for Classical Synth, and Pipewire & Flatpak. I hope we
>> >>> can add a couple of talks from EdLUG!
>> >>>
>> >>> Thanks,
>> >>> Thomas
>> >>>
>> >>> [1] https://www.youtube.com/watch?v=Oym7B7YidKs
>> >>>
>> >>> --
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>> >>> EdLUG at mailman.lug.org.uk
>> >>> https://lists.edlug.org.uk/mailman/listinfo/edlug
>> >>
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