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.

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How to change the default alert sound in Gnome

I am running Ubuntu Gnome 15.04, and I want to change the default alert sound from "Drip" to "Sonar". I have tried going into Settings > Sound > Sound Effects, however, there is no obvious way ...
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9 views

ALSA not recognizing sound card in Ubuntu 14.04

My system suddenly stopped recognizing my internal sound card. When opening the Sound application, no output hardware devices are listed unless I connect an HDMI device (sound bar or television), or ...
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5 views

how to install DSP or LV2 effects(realtime effects) while playing music and videos in ubuntu 14.04 LTS?

I want install effect realtime processor sound while playing music and videos, which are similar to windows applicatios such as SRS Audio Sandbox or Viper4Windows... I tried Creox but is very outdated ...
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15 views

Connect microphone to combo port in Ubuntu 14.04

I have an Asus S400CA, however it comes with a combo port(headphone port and mic port combined). For some reason, in Ubuntu if I connect a microphone, it always detects it as a headphone, and I cannot ...
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1answer
10 views

Shortcuts volume specific output

Ubuntu 15.04. I have multiple audio outputs, all correctly recognised and shown by Pulseaudio. Through pavucontrol GUI I can individually change the volumes of all the outputs. The volume shortcuts ...
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16 views

kubuntu 15.04 no sound - nvidia 970

My issue is very similar to this item: Xubuntu 15.04, no sound through HDMI but a bit different. Using a pair of nvidia 970 with an asrock exctreme6 MB. Sound output through display port to ...
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0answers
7 views

USB speaker not detected

I am connecting an USB speaker but it the speaker gets detected on USB buts gets rejected after a while. However it works in Fedora [ 9548.214066] usb 5-3: new full-speed USB device number 19 using ...
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18 views

Ubuntu 14.04 - No Sound in Headphones

For some reason, my headphone jack no longer works. I have tried numerous fixes online, yet none of them have fixed my problem. Here is what I have tried - Download PAVC - Open alsamixer in terminal, ...
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19 views

Audio stopped working on Ubuntu 14.04

Audio stopped working when I booted up my PC, it was working fine the day before. Usually it's fixed with a reboot, or two, but no luck. I followed the usual precedures: 1. checked for muted volume ...
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12 views

Ubuntu 14.04.2 Audio failure

I am running Ubuntu 14.04.2. This is a new installation, but I was able to play audio through speakers or headphones yesterday by selecting the desired output in the Sound|Output dialog. Today, I ...
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1answer
110 views

Is there a better (permanent) per-app volume management than volume indicator/Pulse audio volume control?

Because they both work but kind of cumbersome to access and it seems that if the application stops playing audio the volume would reset itself. That's very annoying when you want to lower the volume ...
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14 views

Miniscule Audio, All Sliders Max

I've been trying to get my audio to work all day, I've done most of the troubleshooting with no avail. If I listen very close, I can hear audio, mainly high pitches. I've looked everywhere and no one ...
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1answer
48 views

Sound not working at all

After a bit of messing around including doing this: sudo add-apt-repository ppa:ubuntu-audio-dev/ppa; sudo apt-get update;sudo apt-get dist-upgrade sudo apt-get install pavucontrol linux-sound-base ...
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1answer
19 views

Automate creation of PulseAudio null sinks

I've recently swapped to Ubuntu and am trying to emulate what I used to do with virtual audio cable on Windows. I found a great tutorial that does exactly what I want it to do, but it of course ...
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21 views

How can I get the microphone to work on a Macbook Air 1237 on Ubuntu 14.04 (32 bit)

I have installed Ubuntu 14.04 on my Macbook Air and am really happy with how it runs. I have even got the internal wifi working and the sound outputs work fine, I can even connect to Airtunes. However ...
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11 views

14.04 No sound applet

So the sound applet in the bar uptop disappeared and I cant seem to get it back. I've googled and tried a number of things, but it still hasnt worked, and I would really like NOT to have to reinstall ...
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0answers
21 views

pulseaudio: Failed to initialize PA contextaudio: Could not init `pa' audio driver

Android Emulator is consuming 100% CPU on my system. If I use -no-audio flag then I don't get the error mentioned below and everything runs fine. Any idea why I get the pulseaudio error. pulseaudio: ...
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0answers
13 views

sequence of pacmd used by unity-control-center sound

I'd like to script the sequence of commands to switch from speakers to bluetooth headset or external bluetooth speaker. I found the correct sequence up to a certain point: pacmd list-sinks Once I ...
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0answers
9 views

What libraries should I use for capturing encoded audio and video and then decoding it?

I am working on a project which involves picking up data (both audio and video) over a network. Basically, the data will be encoded (most likely transmitted using Real-time Transmission Protocol), ...
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20 views

no sound device detected (usb headset)

this has been my problem for a while now and it bugs the hell out of me... everything worked fine in ubuntu 12.04 LTS, then I upgraded to 13.04 my sound worked for 2 days and then suddenly said screw ...
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20 views

How can I change the pitch of audio on the fly?

I recently switched to Ubuntu, and I would like to change the pitch of audio that is currently playing through my speakers, so that there is no delay in playback and without having actual access to ...
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0answers
20 views

Horrid Audio with 14.04 on OptiPlex 3020

I am running an optiplex 3020 with a pair of steelseries headphones (that sounds amazing in windows) however in Ubuntu 14.04 its no different than plugging a speaker into the back of a tin can and ...
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46 views

Skype Breaks Pulse & Bumblebee, badly. Awesome. 15.04

Installing skype from the partner repositories. Try to start Skype. It fails. Search online. Find this person with the same error message: Error loading libGL.so.1 and ...
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0answers
10 views

No sound just static

No sound just static i can hear little sounds when tweaking settings or scrolling down a page almost as if sound want's to come out. This started after a power outage. I’m using Ubuntu 15.04..the ...
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0answers
13 views

How to enable playback on Ubuntu 14.04.2

The microphone seems to be working, it's detected, I've got 4 audio outputs and they're not responsive. I tested all four, I still get no sound. Here's my Audio info: ...
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1answer
44 views

Why is my Bluetooth headset not working now?

I have an FSL Zero Bluetooth headset which was working fine with Ubuntu until a recent update. I'm on Ubuntu 15.04. The headset is recognised as a Bluetooth device and gets connected but doesn't ...
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1answer
8 views

Vlc, banshee doesn't playing song when tuxguitar opened!

I install tuxguitar 1.2 using custom soundfont from package fluid-soundfont-gm and fluid-soundfont-gs. The sound i got from the custom fontsound was great. But when tuxguitar opened: VlC,Banshee, and ...
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1answer
21 views

screen record with input and output sound ubuntu 14.04

I want to record my Skype calls with both input & output sounds and my screen. I tried recordmydesktop with pulseAudio volume control and GNOME ALSA Mixer. I tried answer given in this link. It ...
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1answer
118 views

No sound with HTML5 video player under firefox or chromium with Ubuntu Gnome 15.04

under firefox, if I set youtube to use the html5 video player or if i try to watch something on vimeo, I can't hear anything, but I can hear the sound of the video if I use the flash video player on ...
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0answers
22 views

Microphone issues

I know very little about the sound side of Ubuntu, and I will list every detail that i can think of, but feel free to ask about anything that i forgot. So I have a Samson CO1U microphone, and it is ...
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0answers
20 views

Silent audio in vlc, ubuntu 15.04

When skipping trough videos in vlc by clicking on the timeline the audio sometimes goes silent. I can sometimes bring it back by clicking around on the timelime, or restarting the audio track. I'm ...
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0answers
26 views

No sound from Headphone Jack on an Asus G46vw

Suddenly my headphone jack has stopped working. I believe it happened after an update. It worked for a long time previously. I've searched everywhere looking for known issues before posting this, and ...
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0answers
65 views

Sound suddenly stops working in Ubuntu 15.04

My system is dual boot with Windows 7 and Ubuntu 15.04 (Gnome). I've just reinstalled it in a new HDD because my last HDD died. I use Ubuntu mainly, and keep Windows for emergencies and games. So, I ...
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40 views

No sound - Skype 4.3 KUbuntu 14.10

After upgrading to 14.04 I lost sound in Skype. Tried many things suggested on different forums etc. but nothing worked. So I upgraded to 14.10 hoping this will resolve this issue, but alas it didn't. ...
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15 views

Audio problem with line out and Rear

Recently I built a system with Asus Sabertooth Z97 motherboard. Motherboard has 5 audio ports and two of them are labeled as 1. Line Out 2. Rear. Problem is that when I login to windows audio output ...
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0answers
40 views

No sound at all in Ubuntu 14.04

Attempting to better word a prior question. The basics are as follows: Fresh build of 14.04 on newly built custom PC Gigabyte GA-F2A88X mother board with on board audio Asus Xonar DGX Audio Card ...
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0answers
36 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 ...
1
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1answer
11 views

Can't Use Audio in One Application Because Another Has Taken Full Use of Sound Card

One of the applications I'm trying to use tells me that the audio device is not available. Is it possible to check what applications are using the sound card at the moment?
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42 views

Audio stops working after I pug in my fiio DAC

On my fresh install of Ubuntu when I plug in my Fiio x3 II to use as DAC all audio devices disappear from the sound settings menu. Ubuntu also hangs on shutdown waiting on soundcard job. after ...
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0answers
26 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 ...
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0answers
7 views

Audio related: can't make any connections via JACK, also tried with Cadence

I'm just beginning to check audio features in my system and I want to use some music related programs (yoshimi, space theremin, Din is Noise) but I can't get any sound out of my speakers. Listening ...
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0answers
98 views

Ubuntu 15.04 Headphone not detected

I have exactly the same problem : No headphones audio in Alienware 15 laptop I also have an Alienware 15. Everything works great with Ubuntu 15.04 ... Except wifi and headphone ... There is no sound ...
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0answers
163 views

How can I toggle between speakers and headphones through the command line?

I am making a script that switches between my speakers and my headphones. Switching between the following 2 commands almost does the trick: amixer -c 0 sset "Auto-Mute Mode" Enabled and amixer -c ...
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0answers
58 views

No microphone input Ubuntu 14.04.2 LTS Lenovo T420

I was trying to do some recordings with my new jack splitter. It's a Y cable with a 3.5mm 4 segment male jack, connecting to the computer port, and two female 3.5mm sockets, one for headphones ...
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0answers
45 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 ...
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0answers
95 views

Internal mic is not working on my lenovo b50 series laptop with ubuntu 14.04

Internal microphone of my laptop is not working whereas when I connect earphones with mic, it works fine. I have Ubuntu 14.04 on lenovo b50 series laptop. As per suggetion Internal microphone not ...
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0answers
20 views

set volume with usb headset

I have a usb headset. It works great but I can't change the volume using the normal volume control (in the system tray). I have found a way to change its volume through pulseaudio volume control: I ...
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0answers
23 views

Lenovo M90z: No Sound after reloading Alsa (“Dummy Output”)

I have a problem which seems to be rather common, but I have not been able to solve: I recently used the command alsa force-reload (though not quite sure why) on my Lenovo ThinkCentre M90z which is ...
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0answers
37 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 ...
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0answers
19 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 ...