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Old 11-21-2019, 09:49 AM   #1
scatterbrainz
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Registered: Nov 2019
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dbus stack? jack audio / Qjackctl / bluetooth / XFCE / KDE 5.8?


Greetings Everyone,

I'm sorta a total newbie when it comes to linux. I had a fully functional workstation and then I followed a thread (not here I don't think) that said to disable / remove the pulse audio (driver?). Doing so TANKED the system. I suspect that the yum remove also removed the dbus files, causing the system to torpedo.

SO I was speaking with a friend of mine, and he said the sequence by which you install things is rather critical. Before I go further...the system...specs:

i5-2500 cpu
24GB Ram
2x 500GB SSD in Raid 1
GTX 760 (2GB) proprietary drivers installed - openGL 4.6
External sound card - Steinberg UR12 (USB)
USB - P105 (Yamaha) Digital Piano.
USB Bluetooth Dongle.

Linux Distro > Centos 7.7.1908
Kernel Version > 3.10.0-1062.4.3.el7.x86_64
Xfce Version > 4.12.1

I tried to build KDE 5.8 Plasma for centos, however the source file link == 404 (not found).

I also have a USB bluetooth dongle attached at the back.

SO I do web development and dabble with music making. I was able to get Rosegarden installed, however, I couldn't get the sound to work, which is why I was following the thread about pulseaudio - that tanked the system. There was a requirement for python34.dbus to be installed. But bluetooth also uses the dbus, as does x11/xorg (desktop - xfce).

So Now the GTX 760 drivers are installed.

DO I installed the BT (blueman / bluez) etc. first or do I go for jack, and how do I get jack and pulse audio to play nicely together? I'd like to get the usb digital piano into rosegarden, and have it output to the usb external audio card (UR12). I couldn't seem to get pulse audio to do this.

All this said, I maybe missing something simply or complicated. I have no way of knowing. SO if there's a proven tutorial for any of this - would appreciate being pointed in the right way.

Best Wishes,

-Scatterbrainz.
 
Old 11-23-2019, 05:02 AM   #2
ondoho
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Registered: Dec 2013
Posts: 19,872
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I think your friend is wrong.
What you should look out for is what gets removed when you remove a package. Some distros expect you to read carefully before you answer Yes.
As it is now, you should probably start afresh.

Generally speaking, audio production on Linux usually involves jackaudio.
You might want to install a specialised distro.
External soundcard will probably involve manual configuration in any case.

Some links:
https://linuxmusicians.com/
https://wiki.linuxaudio.org/wiki/start
http://linux-sound.org/distro.html
 
  


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