Questions related to PulseAudio, the default sound server in Ubuntu, which manages all audio devices like internal and external sound cards (and therefore all speakers, microphones, headsets, etc.) through its ALSA backend.

learn more… | top users | synonyms

4
votes
0answers
390 views

Pulseaudio card-profile for Focusrite Scarlett 18i8

This is my first question here and I'm not quite sure what data to include for this question. Please ask me if you need me to provide more information. I recently got the Focusrite Scarlett 18i8 ...
4
votes
0answers
5k views

play audio through bluetooth speakers in 12.04 using CLI

I have gone through the whole gamut of trials with setting up playing audio through bluetooth and have not been able to make it work reliably (i.e., got it to work one time, and has not worked after ...
3
votes
0answers
25 views

PCI Soundcard to function

I've installed a PCI Soundcard, and it seems like Ubuntu is recognizing it, I'm able to see it in alsamixer but when I go into the Ubuntu sound settings I can't get any sound. I've tried a few ...
3
votes
0answers
365 views

Broken Audio on Chromebook. Xbuntu

I have dual-booted my Chromebook with Xubuntu 14.04 and have found that the sound is broken. I have tried everyhting that has been mentioned on the internet. I have restarted pulse, uninstalled it, ...
3
votes
0answers
138 views

Make pulseaudio ignore USB sound card

I am running Jack to driver an external USB card (Focusrie Scarlett 18i8). When I plug the card in, pulse sometimes takes over the card and jack cannot be started (it needs exclusive access to the ...
3
votes
0answers
115 views

How to diagnose audio / sound problems

How can I diagnose audio / sound problems? Which informations should I provide to get help to identity the problem?
3
votes
0answers
425 views

Pulseaudio fails to run after disconnecting HDMI cable

After using a HDMI cable I lose the ability to control sound setting. The sound still works (I can play music or even watch videos and listen to them), but the speaker indicator is gone and I cannot ...
3
votes
0answers
606 views

13.10 headphones no sound

I've tried the alsa force-reload, uninstall, re-install with pulseaudio, killall pulseaudio, the sound setting output configuration, alsamixer enable/disable automute, alsamixer output selection. ...
3
votes
0answers
644 views

No sound after update on Ubuntu 12.04

As the title says, my sound has gone missing after an update with update-manager. I have found the solution before, but then had to reinstall Ubuntu. It can't even detect my audio card. Here is a ...
3
votes
0answers
901 views

sound recorder doesn't record

With Ubuntu 13.04 I noticed that Sound Recorder seems to be broken, i.e. I can't get it to record anything. When I press on the record button the Level input remains grayed out. When I open the volume ...
3
votes
0answers
870 views

No PulseAudio in Skype Sound Devices choices, and microphone does not work…

I have a new re-install of Mythbuntu 12.04.2 LTS. When I installed Skype 4.1.0.20 and tried to use it, I found that under options/Sound Devices/, under the three (Microphone,Speakers and Ringing) ...
3
votes
0answers
423 views

Fuzzy audio when Skype makes sound

I am having trouble getting my sound to work properly in Skype. Every time Skype makes noise, all of my audio goes crackly, including anything else that's coming from other programs, even when the ...
3
votes
0answers
757 views

Is there a per-application volume control indicator?

There was per-application volume control applet for Gnome 2. There is a per-app volume control extension for Gnome-Shell. Is there any indicator applet for Unity like this two?
2
votes
0answers
15 views

Audio through iec958 super quiet

I've tried a lot of things I can find, but nothing helps. Problem in Ubuntu 14.04: Audio plays fine through HDMI, but not through s/pdif. When I unlock and raise the left front or right front ...
2
votes
0answers
136 views

alsamixer can see microphone, but pulseaudio doesn't

I've installed Ubuntu 15.04 on my Pixel LS laptop with a patched kernel (https://github.com/tsowell/linux-samus). Problem is - pulseaudio (pavucontrol) doesn't recognize the microphone. If I run ...
2
votes
0answers
122 views

How to make speaking clock ( via cron and festival tts) work while playing music

I switched to linux since last 11 months,I am on ubuntu 15.04, I have learned to use cron for various tasks. I use Cron to announce time via festival tts(using mbrolla voice) hourly. This is the ...
2
votes
0answers
57 views

How can I forward the audio output of my Ubuntu desktop to another (Debian) machine?

(Full disclosure: I've asked a question on the Pi side of this process over on the Pi StackExchange.) I have a Raspberry Pi (with OSMC, so practically Debian) that I want to leave on permanently, and ...
2
votes
0answers
129 views

PULSEAUDIO does not list my ALSA capture device as a capture source

I have recently written an ALSA driver for my audio capture card and I have problems with PulseAudio recognising it as an capture source. Here are some facts and hopefully one of you experienced this ...
2
votes
0answers
62 views

Internal microphone becomes unavailable when plugging in headset

Upon plugging in my AKG headset, PulseAudio automatically changes to the external microphone. However, my headset has no external microphone, and I want to use my laptop's internal microphone - but it ...
2
votes
0answers
287 views

No option for 5.1 Surround through HDMI even with successful speaker-test

I recently set up a new HTPC on Ubuntu 14.04 LTS and the only option for audio (that works) is HDMI / DisplayPort but there is no dropdown box for 5.1 surround sound. I did a lot of digging and after ...
2
votes
0answers
156 views

How to use ubuntu as a bluetooth headset to the mobile phone?

I know how to connect bluetooth headset to Ubuntu, so I can e.g. speak with Skype remotely. Now I have the opposite question: How to turn Ubuntu into a sophisticated headset, that can record both ...
2
votes
0answers
73 views

pulseaudio recording feedback

When I rebuild pulseaudio (need to create a plugin) I have a bad speaker.monitor. It added null samples after each stop of a aplay command? Then the microphone are not anymore synchonous. I did not ...
2
votes
0answers
306 views

Pulse Audio EQ Alternative

I have been using ubuntu 14.04 around 3 weeks as my primary os. I'm really into music, i'm using lmms etc. If i install this eq, it messes up my auto switches between hdmi and audio out and sound is ...
2
votes
0answers
32 views

Sound over multiple xservers

I'm currently using multiple X-Server displays. Is it possible to share the sound which all the programs generate (through pulseaudio) over all displays? So for example I have a music program on ...
2
votes
0answers
251 views

How can I record audio in & mic in as 1 channel in Audacity?

I am trying to record my podcast, which I do using Google Hangouts & Audacity. I recently switched from Windows 8.1 to Ubuntu. In Windows I was using the software Virtual Cable ...
2
votes
0answers
762 views

USB sound card input (Xonar U7)

I have an Asus Xonar U7 usb sound card and it works except for the microphone input which isn't recognized at all by pulseaudio. The "Input" tab in the sound settings is completely empty. I've tried ...
2
votes
0answers
285 views

gstreamer pulseaudio echo cancellation

I'm implementing a voip application using gstreamer, i use the example of the rtp in the plugin-good! i want to implement echo cancellation, i couldn't use the speex echo canceller with gstreamer ...
2
votes
0answers
3k views

Logitech headset USB not working properly on Kubuntu 14.04

I have a Logitech USB Headset. It worked fine on Kubuntu 13.04, 64 bits, but not on Kubuntu 14.04, 64 bits. When I plug in the headset, Kmix does not show it on the master channel window (Right click ...
2
votes
0answers
290 views

Pulseaudio randomly mute itself without a reason

I recently installed fresh Ubuntu 14.04. I've got external audio card Audiotrak Maya U5. It always worked fine until new Ubuntu. Music randomly get muted and there's no visible changes in sound ...
2
votes
0answers
558 views

Pulseaudio: combining sinks results in having an LFE channel that uses the centre speaker

My goal is applying a low pass LADSPA filter on my subwoofer only, which is part of my 5.1 sound system, in Pulseaudio. I used the following commands: Loading the plugin: pacmd load-module ...
2
votes
0answers
123 views

Why are there two sink input index generated by pulseaudio?

I'm planning to spawn a thread as I detect a new sink input index in pulseaudio. But when I run some application, I find out that a second sink index for same client is created. The system spawns a ...
2
votes
0answers
328 views

No HDMI sound with Intel

I've a problem which bothers me for days: The audio output via HDMI does not work anymore since I updated to Ubuntu 13.04 (it worked perfect with ubuntu 12). A few datas: **cat /proc/version** ...
2
votes
0answers
499 views

pulseaudio --kill permission denied? (Something's using my soundcard and I don't know what it is.)

So, a few weeks ago I was having problems with skype and pulseaudio/alsa things, so I went to this link and found a way to supposedly kill and start pulseaudio at will. So, in etc/pulse/client.conf, I ...
2
votes
0answers
165 views

How can I let somone over ssh have access to pulseaudio?

I recently had a really good post here where I was able to figure out how to setup virtualgl and use it with X11 forwarding in ssh. I am using it to make a kind of multiseat setup. I only have one ...
2
votes
0answers
704 views

External Mic not always recognized

although this sounds similar to many previous bug reports, I couldn't find an answer in the other threads. I have a Samsung serie 9 laptop with a single audio connector for headphones/mic. I am using ...
2
votes
0answers
207 views

Splitting audio channels using pulseaudio

My mission is record desktop using avconv (ffmpeg) + record microphone input + use sphinx program which also need the same microphone for voice control. Now, the problem is that if I start sphinx ...
2
votes
0answers
201 views

Activating USB audio with /etc/pm/sleep.d script that runs pacmd commands

Ubuntu annoyingly switches the device for audio input and output from my USB headset to the built-in sound card every time I log out, hibernate, or shut down my computer. This takes place even though ...
2
votes
0answers
2k views

Asus Sonic Master on Asus N53SV

I have read that there's a problem to get the subwoofer working in these laptops. I tried this solution No sound from external subwoofer but I don't how to prove that the subwoofer is properly ...
2
votes
0answers
187 views

How can I connect my Kubuntu 12.10 to a different pulse audio server?

I have configured my PC as pulseaudio server. Now I want to connect my Laptop (Kubuntu 12.10 quantal) with this pulse server. In earlier versions there was the "padevchooser", which could be used to ...
2
votes
0answers
313 views

No bass on my laptop

A have a laptop (Acer) with two front speakers and subwoffer (Acer Tuba). After upgrading to 12.04 only front speakers are working, no sound from subwoffer. There is no 2.1 configuration on Sound ...
2
votes
0answers
220 views

PulseAudio Equalizer doesn't survive neither suspend nor hibernate

First time Ubuntu boots up it's fine. I can listen to the music and the sound is equalized. Then if I suspend the PC or let it hibernate then, after I have woken it up, the sound becomes plain. If in ...
2
votes
0answers
404 views

Audio glitches occur randomly

Audio in media files randomly glitches and sometimes repeats for 1-2 seconds and then continues playing normally. These glitches seemingly happen at random times and don't recur in the same part of ...
2
votes
0answers
933 views

removing pulseaudio, moving to jack

I have installed jack because I want to use the LADSPA plugins available, in jackrack, for realtime audio processing. (I couldn't find any way to use them with pulseaudio) After much effort, I ...
2
votes
0answers
763 views

No sound on new gaming PC

Well, as you can probably tell by the title, I have no sound. I recently built a new gaming PC, and installed 12.04 onto it. Obviously, I have ALSA and PulseAudio installed, but I don't have ...
2
votes
0answers
615 views

How to set 5.1 surround in the Sound Settings?

I have a logitech G35 headset which should allow even up to 7.1 dolby surround but the sound settings identify it as a stereo only device. I configured the /etc/pulse/daemon.conf by setting the ...
1
vote
0answers
20 views

Have to reapply settings via PulseAudio control every time I restart for headphones to work

When I installed Kubuntu 14.04 headphones didn't work. So I installed Pulseaudio Volume Control GUI app for KDE and I have to change where it says Built-in Audio Analogue Stereo to Headphones ...
1
vote
0answers
23 views

sound card not recognized in ubuntu

My inbuilt soundcard was not working well(no bass sound,voice screeching) Testing: Speaker:working well with mobile devices Headphones:screeching sound Before I had Windows 7 : Got the screeching so ...
1
vote
0answers
12 views

Digital audio does not work

I am having problems getting S/PDIF and HDMI audio working on Ubuntu 15.04. The S/PDIF output shows up in "System Settings > Sound", but no sound is outputted. The HDMI output does not show up. I ...
1
vote
0answers
21 views

Ubuntu MATE: If no sound is playing it will automatically mute

Hi iam have Ubuntu MATE 14.04 on my Notebook, which has physical buttons for volume control (+, -, mute). Whenever plays no sound mute indicator turns red and it will play something like beep (not ...
1
vote
0answers
48 views

How to reset sound and bluetooth settings on Ubuntu 14

When I was using Ubuntu 12.04, sound with a Bluetooth headset worked perfectly. After turning on the headset, it would autoconnect and the sound manager would automatically switch to it in ...