Questions tagged [phonon]

Phonon is multimedia, sound framework used by the KDE and Qt

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19 questions
6
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0 answers

Asus Zenbook ux51vz 2.1 audio mode

I recently purchased an Asus Zenbook UX51VZ and installed Kubuntu 13.04 x64 (all defaults still) on it and most things seem to work fine, with just a few exceptions. adding options snd-hda-intel model=asus-mode4 to /etc/modprobe.d/alsa-base.conf as…
David Perry
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5
votes
3 answers

Managing multiple sound cards in Kubuntu - more reliable way than KDE phonon GUI?

I have two sound cards attached to my PC - an internal Soundblaster and an external DAC. Unfortunately, managing what to output where is a real pain. Just to give an example: When I enter the Phonon interface and set the DAC as the preferred device…
us2012
  • 103
5
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1 answer

Why does pretty much everything depend on gstreamer phonon backend?

I’ve just installed and configured a minimal KDE distro based on the Ubuntu 13.04 minimal CD. It’s working really well but I have 1 gripe with it. After installing kde-plasma-desktop gstreamer was automatically downloaded as the phonon backend,…
Spec-Chum
  • 81
3
votes
2 answers

Soundcards are not detected in Kubuntu only dummy output shows up in phonon

It seems that, in KDE, no sound cards will be recognized. The onboard card does not work . But at least additional sound card ought to work: I've tried two different cards and they both are known to work, and do indeed work in a Live environment,…
Richard
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3
votes
1 answer

Phonon - Audio Hardware Setup

Does anyone know what configuration file is modified when I change settings within this area of the system settings? I keep choosing my Logitech USB Headset as the soundard, and, when I hit apply, it accepts that change and all is good. However, as…
Michael
  • 31
2
votes
1 answer

Skype no sound on Kubuntu 13.10

I just performed a fresh install of Kubuntu 13.10 on my machine. Everything is working great except for Skype. I cannot get any form of audio playback in Skype. In the sound settings panel I get a bunch of different sound sources, none of which…
Michael Aquilina
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2
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2 answers

Gwenview 20.04 snf 20.04.1 video is not playing

Gwenview used to play back mp4 video, but after 20.04 Ubuntu upgrade videos are no longer playing. I tried installing these dependencies based on the info found here , but got E: Unable to locate package phonon-gstreamer-4.8.2-x86_64-1 What is…
MeSo2
  • 451
2
votes
1 answer

ASUS VivoMini UN65U: can't get audio from analog jack

I have just installed Kubuntu 18.04 on an ASUS VivoMini UN65U without any problem except I can't use the usual audio minijack as an output. In Phonon configuration I only have the option to output through HDMI1 to HDMI4, no analog output. aplay -l…
ciacnorris
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1
vote
1 answer

gwenview - phonon backend plugin could not be loaded

I have Gwenview installed in Ubuntu 16.10, and I was not able to play videos. The console output gives this error: WARNING: bool Phonon::FactoryPrivate::createBackend() phonon backend plugin could not be loaded I had tried several options around,…
Jose Gómez
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1
vote
1 answer

How do I change my phonon backed to phonon-vlc?

I have the Tomahawk music player installed on Xubuntu 14.04 The application allows me to play tracks from Spotify, Soundcloud, etc. However, Spotify tracks are not working and I was told, after contacting the Tomahawk developers, to try and switch…
Michael Roccaforte
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1
vote
2 answers

Cmake not finding Phonon

I'm working on a Qt application that uses Phonon and has CMake as it's build system. When I try to configure the application I get the following configure output: -- The C compiler identification is GNU -- The CXX compiler identification is GNU --…
Kurtis Nusbaum
  • 245
1
vote
1 answer

Controlling Phonon via command line?

My onboard audio card has analogue and digital outputs parallel, where I do connect them to my speakers and an amplifier. Now every time I want to switch where the sound goes I have to long way via Kmix to reach Phonon configuration: Settings ->…
Nobwyn
  • 161
1
vote
0 answers

Manually selecting audio output

I just installed Kubuntu 15.04 and I am trying to configure audio output in a usable way. Since I am using both a USB headset and speakers at my system I need to manually ( only manually) switch the used audio output device. I found a nice tool that…
Silicomancer
  • 633
1
vote
1 answer

Phonon Test of speakers "Front Left" , "Front Right" is not working

I am using KDE 4.10, Kubuntu 13.04. My audio is working great. But when I configure Phonon and try to test the speakers, I don't get any sound. When I start the configuration tool with: kcmshell4 kcm_phonon and press the "Front Left" or "Front…
JohnDoe
  • 193
1
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0 answers

How to get apps detect phonon_backend

I installed Okular 1.10 via snap and, unlike the previous versions, it can't play videos embedded into pdfs due to the backend problem: WARNING: bool Phonon::FactoryPrivate::createBackend() phonon backend plugin could not be loaded WARNING:…
Rubi Shnol
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