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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2
votes
1answer
614 views

Why does it take so long for my USB speakers to be recognized by pulseaudio? [closed]

I have an XBMCBuntu installation (based on Ubuntu 11.10), meaning that I don't have a graphical desktop environment installed. I've connected a set of USB speakers, and for about a minute or two, ...
1
vote
1answer
2k views

bluetooth headset can connect, but not visible in pulse audio

I have a plantronics bluetooth headset, and until yesterday I could use it without any problem. However, today it suddenly stopped working (maybe related to the last software update I did). I can ...
1
vote
2answers
3k views

Using Jack audio and getting audio to play though headphones

I need to use Jack audio to prevent clicks but I'm having problems getting jack to play though my usb wireless g930 headphones. I'm using puredata and I can get my usb wireless g930 headphones to ...
0
votes
1answer
2k views

problem with getting 2.1 speaker working under 12.04/unity/pulseaudio

I have been using askubuntu extensively and now I am going to ask my first question here. I am trying to get my 2.1 speaker working on my ThinkPad X60 and a 12.04LTS/unity/pulseaudio (00:1b.0 Audio ...
6
votes
1answer
3k views

Enable Mic in Wine ? (Alsa/Pulseaudio)

I'm not able to make a mic work with wine-1.7.30 (the mic is the integrated mic in my pc and works fine with other applications ) I found some suggestions but they don't seem to work. Anyone manage ...
0
votes
2answers
2k views

System starts without sound in Lubuntu

When I log in the sound is muted. Why is that? This image is from the Xfce mixer, while the lxde volume does not show that the sound is off. So, I can see the sound muted only in Xfce Mixer. But ...
1
vote
0answers
47 views

Both Speakers and Headphone are giving Sound. How to fix it? [duplicate]

Possible Duplicate: Sound from both headphones and speakers I have tried many solutions but they are not working for me i have Hp Pavilion Dv6 -2150us I'm new on Ubuntu and linux . so I don't ...
0
votes
1answer
187 views

Test Sounds Missing After Messing With Pulseaudio and JACK

So after installing JACK and using 'sudo usermod -a -G audio username' and restarted. This made JACK work however no program using pulseaudio (more or less everything) made any sound. I purge removed ...
2
votes
3answers
2k views

Android device connects to my computer, but doesn't play audio over Bluetooth

I turn on Bluetooth on both my devices and open up Music on my Android. I select a song to play, press the menu button, and tap "Via Bluetooth": I tap on my computer in the "Bluetooth Device Picker"...
1
vote
5answers
10k views

how to disable internal speaker audio

Under 12.04 : How do I disable globally the internal speaker of my computer without having to unset it to each user session ? I've tried to add "blacklist pcspkr" into "/etc/modprobe.d/blacklist" ...
1
vote
1answer
1k views

Apply LADSPA filter to only one channel of multichannel output with Alsa and PulseAudio

I want to apply a filter, specifically SWH's glame-bandpass-iir, to only one of several output channels. I'm still stumped after looking at the examples listed below. I'm quite sure that module-...
2
votes
0answers
356 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 ...
7
votes
2answers
2k views

Microphone crackling in Ubuntu 12.04

I am not very experienced in linux and have this problem with microphone which works fine on Windows. Microphone is external one and when listening to recorded sound (both Sound Recorder and Skype ...
4
votes
1answer
3k views

pulseaudio and alsa on ubuntu 12.04 server

I am running ubuntu 12.04server, and trying to get pulseaudio working. I followed the instructions at How do I run PulseAudio in a headless server installation? At the moment, pacmd list-cards is ...
2
votes
2answers
1k views

Unreal Torunament (UT99) no sound in 12.04?

I've been trying to get sound working in Unreal Torunament for a couple of days now. I'm using the native Unreal Tournament version, not wine or something like that. I have sound in all other games ...
11
votes
2answers
9k views

How do I configure sound with PulseAudio and Multiseat?

In the spirit of full disclosure, i just posted this question to the ubuntu forums, but i figure more heads working on it couldn't hurt. I have a multi-seat setup working quite well. Hot plugging ...
3
votes
2answers
26k views

How to shut down the S/PDIF output in my sound card?

I realized that there is a red light coming out of my earphone jack. It's something like this: http://i.stack.imgur.com/gokuH.jpg I looked in the folder that Toshiba created for installing drivers , ...
4
votes
1answer
2k views

Accidentally changed Bluetooth mode to off

My Bluetooth device disappeared after I changed its mode from High Fidelity A2DP to off. Is this a bug? How can I get my speaker back into the audio menu? I tried disconnecting and reconnecting. But ...
38
votes
7answers
49k views

How do I set up live audio streams to a DLNA compliant device?

Is there a way to stream the live output of the soundcard from our 12.04.1 LTS amd64 desktop to a DLNA-compliant external device in our network? Selecting media content in shared directories using ...
9
votes
6answers
15k views

Audio stopped working suddenly in 12.04

My audio is no longer working in Xubuntu 12.04 after working fine for about a year. This happened right after visiting the following website and installing an audio browser application to upload ...
1
vote
1answer
1k views

Swap front panel audio channels only

Does anyone knows how to swap the channels of the front panel audio only. I found some solutions to swap left-right in general. But my problem is, that the output from the backward jack is correct and ...
0
votes
1answer
248 views

No sound over pulseaudio in 12.04

I today rebooted computer and suddenly had no sound over pulse audio. When I test sound in Sound Settings it works perfectly. But when I run totem, rhythmbox, flash or anything else there is no sound. ...
3
votes
2answers
5k views

Microphone not capturing sound on 12.04 Lenovo G580

In both Skype and the Sound Recorder application, I am not capturing any audio from my built-in microphone. I'm not sure why. Otherwise, sound output is working well. I have tried running gstreamer-...
3
votes
1answer
2k views

How to configure 5.1 Audio system for Realtek ALC861 sound card in UBUNTU 12.04?

I have already installed GNOME ALSA MIXER on Ubuntu. I did set all the parameters correctly. In Hardware settings, in the "choose a device to configure" section, it appeared as "Built in Audio - 1 ...
2
votes
0answers
262 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 ...
1
vote
1answer
5k views

Headset undetected when plugged in

I have recently installed Ubuntu 12.04 in my machine which was running windows 7. I have been trying to configure the audio to work exactly as it used to work in Windows but never been able to do so. ...
1
vote
1answer
1k views

5.1 Subwoofer and Front center audio swapped (12.04)

Well, as the title says, my subwoofer and central audio are swapped. I tried, as a post said, to manually modify the audio channels in /usr/share/pulseaudio/alsa-mixer/profile-sets/default.conf. I ...
1
vote
4answers
1k views

SUDO and sound, how to make them work together

Basically inside a sudo session, even one emulating another none root user (sudo -u username command) there is no sound available. Inside a sudo session sound appears disabled. I need sound, how do ...
4
votes
3answers
4k views

Lots of static/crackling noises after ALSA HDA DKMS installation

I am using a Samsung Chronos 7 laptop with the following sound setup: $ head -n 1 /proc/asound/card0/codec* ==> /proc/asound/card0/codec#0 <== Codec: Realtek ALC269VC ==> /proc/asound/...
2
votes
1answer
3k views

Logitech c270 webcam and Skype

I have recently purchased the Logitech c270 webcam to use for Skype. The video works perfectly, but the mic is useless. I have changed the input to the mic on system settings and pulseaudio, and it ...
7
votes
4answers
3k views

Script to Mute an Application

My goal is to be able to mute the Spotify application, not the entire system. Using the command: ps -C spotify -o pid= I am able to find the process ID of Spotify, in this case the ID is "22981". With ...
1
vote
1answer
220 views

How can I get multi-threaded sound back again?

My sound set up used to be able to handle sounds from different applications simultaneously. Currently, though, if one application is playing a sound, it takes exclusive control of the sound device. ...
2
votes
0answers
439 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
1answer
134 views

Why does my sound device have 15 different profile options, and which do I want?

I have a computer acting as a sound server, managed by Pulseaudio. All computers on my LAN send sound to that machine. It has a Kenwood digital audio device connected to it. When I open pavucontrol ...
2
votes
0answers
29 views

Pulseaudio not responding, every program that tries to access it freezes [duplicate]

Possible Duplicate: What should I do when Ubuntu freezes? I recently installed 12.04 (32-bit) on a new PC build (ASUS Sabertooth-Z77 motherboard with Realtek ALC892 audio chipset). I have no ...
7
votes
3answers
2k views

How to redirect single audio channels to different devices?

I just bought a bluetooth stereo speaker and I had an idea: Is it possible to build a 4.0 audio system using my Bluetooth speakers as rear speaker and two normal cabled stereo speakers (or another ...
1
vote
0answers
95 views

Flash Games performance are slower after fresh install? [duplicate]

Possible Duplicate: How do I fix Flash issues? I installed 12.04 a week ago and everything was working smoothly: flash was working fine, I could watch HTML5 videos etc. Last night I was ...
7
votes
2answers
14k views

Sound Settings is missing all output devices [duplicate]

Possible Duplicate: My sound stopped working today, how can I fix it? I'm baffled by this discrepancy: This speaker test is successful: speaker-test -c 6 -D 'surround51:CARD=PCH,DEV=0' ...
0
votes
1answer
2k views

How to change audio input to output?

I have one audio output and two audio inputs on my computer. But, I have one microphone, stereo reproductors and headphones. In windows Realtek driver, I could simple change the audio input to output, ...
2
votes
2answers
2k views

How to use amixer to change the volume in pulseaudio?

I suspect that the volume of pulseaudio is off so I want to use amixer to turn it up from the command line. Can I do this? The amixer syntax is a bit confusing.
4
votes
3answers
3k views

12.04 Audio skipping occasionally

I'm having a problem with skipping audio on two different machines, both with up-to-date Ubuntu 12.04 Desktop installed (one 32 bit, the other 64) It doesn't happen all the time (maybe once per song ...
0
votes
1answer
1k views

Sound Troubles with 12.04 on Dell Latitude D420

When upgrading from 10.04 to 12.04 sound playback with internal speakers stopped working on my Dell Latitude D420 laptop. Before the upgrade I'd had intermittent problems with sound, mostly with ...
0
votes
1answer
515 views

Volume Control Stopped Working - always max voume

A few days ago out of nowhere I noticed my volume control stopped working. The audio itself works fine, but changing the volume does not actually do anything. Even if you mute it, it still plays all ...
3
votes
0answers
1k 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 ...
12
votes
2answers
19k views

How to Pass/Record audio output as an input device?

I used to use a mixer of some kind and I can't remember which... I would like to record audio from the output, without leaving the computer. I remember in the Juanty days you could easily enable ...
1
vote
1answer
826 views

Can I play OGG or WAV files using PulseAudio?

I'm not totally clear on what pulseaudio does or how i can use it. For example, I have .wav and .ogg sound files that i need to play programatically (using c/c++). How can i use pluseaudio to do ...
5
votes
1answer
1k views

Should both Alsa and Pulseaudio be Installed?

I'm confused about Alsa and Pulseaudio. Should both be installed on my system at the same time? Do they conflict? If so, which one is better to have?
1
vote
1answer
660 views

Issues while running pulseaudio as a not-root user

If I run pulseaudio as a nonroot user (for example mpd starts it with user "mpd" or I start it with my user), random noises arises when I try to start or pause, change the volumes, or switching tracks....
1
vote
1answer
511 views

python ctypes and pulseaudio segfault after upgrade to 12.04

Today I finally took the plunge and upgraded my desktop machine from 11.10 to 12.04 using the upgrade process, not a fresh install. One of the first things I tested after the upgrade completed was a ...
1
vote
1answer
2k views

Analog stereo out on speakers and headphones

this sounds like a pretty dumb question but how can I get audio output on headphones and speakers? My motherboard is GA-G41M-Combo and doesn't seem to have any digital audio out, but 3 miniplugs ...