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
2answers
9k views

Sound stopped working

I ran through the troubleshooting at https://help.ubuntu.com/community/SoundTroubleshooting It did not play the test sound, and it also does not play sounds during speaker-test. It does play sounds ...
5
votes
5answers
21k views

A2DP connection not shown in PulseAudio

I'm trying to pipe the audio ouput to my Belkin Z73 bluetooth receiver but once connected and paired with the key 0000 the receiver doesn't show up in PulseAudio. Furthermore the following command ...
0
votes
1answer
4k views

How do I configure my soundcard for 5.1 sound?

I am very new to Ubuntu and linux as I have used windows only until yesterday. I am attempting to send my audio signal to my pioneer receiver using a single digital optical cable which is plugged ...
2
votes
2answers
3k views

How do I get sound in Trine on 12.04 64-Bit?

Whenever I try to play Trine, it starts but I get no sound. In the terminal this error message appears: /o/g/trine> ./trine-launcher64 ALSA lib conf.c:3314:(snd_config_hooks_call) Cannot open ...
7
votes
1answer
20k views

Set default sound device output [duplicate]

I own a pair of usb powered speakers, and I am having trouble finding how to set the usb speakers as the default output. I found the setting where you can switch the outputs but no where to asssign a ...
0
votes
2answers
2k views

pulseaudio does not start after logout and login again

I am using Ubuntu 12.04. When I logout and login again pulseaudio does not start and I have to start pulseaudio manually. When I boot my computer and login, pulseaudio is starting as expected. This ...
3
votes
0answers
757 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 ...
2
votes
2answers
975 views

Nvidia GeForce 8600 GT HDMI no audio?

I can't get audio working using a HDMI cable with my Nvidia GeForce 8600 GT card.
5
votes
3answers
8k views

Does pulseaudio have an error log?

In order to help provide better information for my other question about browsers and Pulse audio, I wanted to see if I could get some kind of helpful log information. However, there doesn't seem to ...
3
votes
1answer
2k views

Headphones not working. Realtek ALC270. Asus K55VD-DS71 laptop. Ubuntu 12.04

I helping my friend to setup ubuntu who is a first time user. It's an ASUS K55VD-DS71 laptop. Following codecs are being reported on the system when I issue the command cat ...
2
votes
8answers
5k views

No sound with Thunderbird 12.0.1

I have installed Ubuntu 12.04 and Thunderbird 12.0.1 from scratch but I hear no sound when new mail arrives. I have installed pulseaudio-esound-compat and esound-common but the problem persist. How ...
2
votes
3answers
3k views

Microphone doesn't work after rebooting on a Macbook 2.1

I am running Xubuntu 12.04 on a Macbook 2.1 intel duo. But the problem existed on Ubuntu 12.04 too. After booting up, the internal microphone doesn't work. After opening the Pulse Audio settings and ...
0
votes
2answers
552 views

Rear/Front Mic not shown on Sound manager

With Ubuntu 11.10, in the Sound options, in the Input tab were my 2 microphones, an usb one and the headset, connected to the Rear/Front Microphone. Now, 12.04, it only shows the Usb microphone. The ...
1
vote
0answers
384 views

Sound is glitching [duplicate]

Possible Duplicate: How do I fix Flash issues? Hi' I'm having the issue with audio on my Ubuntu. The problem is, when I play some music in any player and I move to another part of track, ...
0
votes
1answer
1k views

pulseaudio: no microphone configuration

Updated Ubuntu to precise from oneiric on a Dell Inspirion Mini 10 (with an Intel HDA-Soundcard). I can't remember having any issues with the microphone. I didn't need it - I tried ekiga the first ...
9
votes
5answers
28k views

Can't configure 5.1 audio with 12.04

I have an Intel ALC892 and a Nvidia GT 520m connected to speakers via HDMI. On lspci, I see 00:1b.0 Audio device: Intel Corporation N10/ICH 7 Family High Definition Audio Controller (rev 02) ...
3
votes
0answers
585 views

No 'Hardware' tab in audio and no profiles [closed]

If I run the 12.x ubuntu (latest May 2012) from the CD, I get full audio settings, and sound playing in speaker. Profiles let me change analog to digital in/out. Once I run install from the same CD ...
2
votes
2answers
5k views

Where is the Multichannel/Coaxial/SPDIF configuration option in Ubuntu 12.04?

I recently switched from 10.04 to 12.04. I did a fresh install. However I can't configure 5.1 surround with my coaxial/SPDIF home teather, simply because the new sound manager interface doesn't ...
3
votes
1answer
398 views

Different profiles for sound mixer?

I'd like to switch between different ubuntu sound mixer profiles, depending on what sound hardware I plug in or wirelessly activate. The easiest way I think I can do this would be to have a script ...
1
vote
1answer
5k views

AVConv X11Grab Issues: Unable to find a suitable output format for 'pulse'

I am running Ubuntu 12.04 LTS 64-Bit, and I am attempting to use avconv to record the primary display connected to my computer (resolution of 1920x1080) using x11grab at 30 frames per second, along ...
1
vote
1answer
921 views

Flash not using PulseAudio

I'm using gstreamer with pavucontrol. When I go to www.google.com and press the 'voice search' button in either Firefox or Chrome gstreamer reports a recording device named "Chrome/Firefox ALSA." ...
1
vote
2answers
3k views

Sound not working unless starting Pulseaudio from the command line

On my system, audio settings show no available sound card. However, as soon as I start pulseaudio from the command line, everything works. Output from pulseaudio: libudev: ...
2
votes
3answers
6k views

How do I stop sound coming from my speakers with a faulty headphone socket?

On my laptop, I have a faulty headphone socket, so when I insert headphones into it, the speakers do not mute. I can confirm that this problem is caused by faulty hardware and not software as when I ...
20
votes
15answers
97k views

No sound in Ubuntu except at log in

I installed Ubuntu 12.04 a month ago and am using it till now. I failed to notice that all this time there was no sound at all while running Ubuntu, even while playing a game in Wine. The weird thing ...
29
votes
4answers
72k views

Headphone jack not working?

I have a Dell Studio XPS 1647 and headphones do not work (though , internal speakers work like a charm) , I have dual boot Windows 7 and headphones work perfectly fine ... I also tried -adding in ...
2
votes
2answers
2k views

Do all apps start with a normal priority on the system monitor?

I noticed that on my system monitor, one of my processes, titled pulseaudio, had a very high priority, while all of my other running apps had a normal priority. I don't recall ever changing it, so it ...
0
votes
3answers
3k views

Sound Card HP Beats Edition ENVY 14 - Codec: IDT 92HD81B1X5

I've been trying to put 8 channels working on ubuntu since the 11.10 (I'm now with the 12.04) but with no luck. I only get 2 channels working. I've tried many internet posts but with no luck. Does ...
10
votes
2answers
48k views

Sound not working after 12.04 install

I have recently installed 12.04, but the sound is not working from both internal speakers, and from headphones when I connect them. I have followed the instructions at ...
0
votes
1answer
596 views

Windows / Ubuntu Dualboot: Pulseaudio can't start - NTFS home folder

I installed Ubuntu on my Dell 1555 Laptop and decided to make it dual boot with Windows 7. I wanted to share the home folder with the "My Documents" Folder in Windows, so i created an extra partition ...
5
votes
5answers
10k views

Workaround for volume settings going to maximum after reboot

I recently upgraded my Dell E6510 laptop to 12.04 (Ubuntu with Unity). I've noticed that after every reboot, the volume always resets itself to a maximum level. While I try to work out whether this ...
2
votes
1answer
852 views

Sound Channel map incorrect on an ION 330 ASRock

I have a ION 330 ASRock just updated on Precise and the sound channel mapping is incorrect. Channel map is set as follow: Front Left = Front left Center = Rear Left Front Right = Font Right Rear ...
4
votes
1answer
1k views

PulseAudio and Python3

Accessing PulseAudio with Python2 is a bit tricky, but it works with the help of ctypes. The problem is that the same code fails to work with Python3. Apparently something was changed in ctypes, but I ...
0
votes
1answer
3k views

Upgrade to 12.04 - No Audio Pulse Broken

Trying to fix audio output. NVIDIA GT 520 is the card so HDMI audio. It was working perfectly in 11.10. Following the steps at: https://help.ubuntu.com/community/So...otingProcedure Here is my ...
2
votes
1answer
2k views

Volume slider only change the Master volume, not PCM [duplicate]

Possible Duplicate: How do I change the way Ubuntu adjusts my volume mixer levels? Pulseaudio's default volume slider doesn't work well with my audio card: when I change the volume (through ...
1
vote
5answers
3k views

Headphones Very Quiet with Realtek ALC663 (Intel HDA 82801JI)

I'm running Ubuntu 12.04 on an Asus G71-GX with an Intel 82801JI (ICH10 Family) HD audio controller (using the HDA Intel driver). The codec is a Realtek ALC663. When I plug in headphones (using the ...
1
vote
0answers
571 views

How do I set up multi-seat audio with multiple sound cards

I want to build a multi-seat system with two seats. The first seat will be dedicated to run a MythTV front end client and this seat's video/audio will be sent to multiple TV's in other rooms via a ...
1
vote
1answer
493 views

Problem executing command from keyboard shortcuts

I created some shortcuts to control the audio volume of my laptop, as the default system shortcuts ( Fn + F4 / F5) aren't supported. I downloaded a script which allows me to increase/decrease/mute ...
4
votes
1answer
3k views

Microphone not working on Lenovo G470

I used a Lenovo G470 laptop (Core i5 2410M processor, AMD Radeon 6370M and 2GB DDR3 RAM) and I installed Ubuntu 12.04. I can't get the microphone to work. I encountered this type of issue before in ...
15
votes
9answers
14k views

Flash in browsers does not play sound accurately using Pulse network audio

I use PulseAudio to send sound over the LAN to an audio server. When playing any Flash media in Firefox or Chrome, the sound flutters (example), as if the volume were going up and down every second. ...
2
votes
1answer
827 views

Flash audio problem; redirecting to Pulse?

I am having a problem where the sound on flash objects other than YouTube videos are giving a strange distortion. It has a high pitched pulse sound every second or less that resembles skips on a ...
0
votes
2answers
614 views

Can I run alsa and pulse side by side ? I think there is some problem with the alsa ! My ubuntu login sound and alert sound are not working?

I think I have Alsa driver installed. Pulse not working may be I dont have it installed. Not sure If I can run Pulse and Alsa. I had to configure each application prior to work which use ...
15
votes
10answers
19k views

Mute key mutes Alsa and PulseAudio, but unmutes only Alsa

When I press the mute key on my keyboard, both the Alsa master channel and the PulseAudio master channel get muted, pressing it again only unmutes the alsa master channel, the pulseaudio master ...
1
vote
2answers
67 views

How to record both audio, Where i have one music running and my microphone is in use?

I have one music playing, and i have microphone open, already the microphone is used by other application. In such case, how can i record that music and the microphone audio to a file? (if possible ...
1
vote
3answers
811 views

I want to record a screencast of a processing sketch

I have a created a music visualisation using Processing. I now want to convert that to a video, and the least obtrusive way I could think of is to record a screencast. I figured exporting Processing ...
1
vote
1answer
690 views

CPU spikes cause audio stuttering in Audacious when browsing? (Lubuntu)

My default audio player is Audacious, browser Google Chrome. I tried Firefox, and while I love it, the CPU load spikes when doing something as simple and small and switching a tab, which causes the ...
2
votes
2answers
9k views

Make PulseAudio prefer external audio device

I have a Bose Soundlink external audio device, which I use to stream music from my computer to my stereo. Ubuntu recognizes the device, but does not automatically use it. In order to get PulseAudio to ...
2
votes
0answers
458 views

Horribly Bad Static In Ubuntu 11.10 [closed]

I've searched around the askubuntu site and no seems to be having a similar issue. Everyone's having problems with Skype, etc.. me? I'm just having a problem with REALLY bad microphone static. I ...
4
votes
1answer
296 views

Where should I file a jack-sense bug?

It's a super non-critical bug. It's easily user bypassable. In my case with an HP laptop with Intel on-board audio, if I shut down with the headphones plugged in and start with headphones unplugged ...
4
votes
0answers
4k views

How can I enable the pulseaudio equalizer? [duplicate]

Possible Duplicate: Is there any Sound enhancers/equalizer? Pulseaudio version 1.0 includes its own equalizer (Release Notes), but it seems that it's disabled in Ubuntu 12.04 ...
0
votes
1answer
456 views

Where to find/install libpulsecore-1.0.so? Pulse audio problem

My skype is crashing silently. I tried to follow advice here: What to do when Skype freezes silently? and here: http://ubuntuforums.org/showthread.php?p=11653257 But it suggests giving permission ...