PulseAudio is a sound system for Linux and other UNIX systems.

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19
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3answers
19k views

Change PulseAudio Input/Output from Shell?

I have a set of nice wireless headphones which I use from time to time, in addition to my speakers and normal microphone. I'd like to write a script to switch between one input and output source and ...
18
votes
6answers
21k views

How can I switch between different audio output hardware using the shell?

I use my laptop with an external monitor which has speakers. When the monitor is attached through HDMI I can switch (using the GUI: Sound Setting --> Hardware) between the normal laptop audio output ...
14
votes
7answers
7k views

Disable headphone jack detection in pulseaudio

I have a dodgy headphone port on my laptop that does not reliably detect when headphones/external speakers are plugged in. This means that the output is constantly being muted/unmuted which is rather ...
13
votes
1answer
3k views

Debian systems seems to recognize speakers but not the headphones for Lenovo laptops

First of All, I know there are lot of questions out there on same topic but still I could not figure out the solution. Being a average system level programmer (beginner in kernel programming) I would ...
10
votes
4answers
5k views

Low sound volume on Lenovo laptop under Fedora

I'm having trouble hearing anything at all under Fedora 16 on this Lenovo T520. Everything in alsamixer is at 100% (both pulseaudio and card). I installed Windows 7 on the laptop to check if the same ...
10
votes
3answers
9k views

Microphone - static background noise suppression on Linux

My soundcard is Realtek ALC 892. On Windows 7 I use official Realtek drivers, on Linux I use PulseAudio (on Ubuntu 13.10). On both Windows and Linux, when I enable microphone boost +30db (required ...
10
votes
1answer
8k views

Sending to two bluetooth speakers at once

Is it possible to send the same audio signal to two different Bluetooth speakers at once from a single source? I remember reading somewhere that it's possible to send audio to two different sinks ...
10
votes
0answers
263 views

Auto-switching PulseAudio profiles based on input(s) channel count

I'm running audio over HDMI to my receiver, which has a full 7.1 setup connected to it. However, most of the stuff that I listen to has far fewer channels—some is mono, most is stereo, a bit is 5.1. ...
9
votes
6answers
5k views

Read out pulseaudio volume from commandline? (I want: “pactl GET-sink-volume”)

I want to read out the volume level I can set with pactl set-sink-volume $SINK $VOLUME Is there an easy way to do that? As easy as the hypothetical pactl get-sink-volume $SINK ? (What I'm ...
9
votes
3answers
7k views

Jack vs Pulseaudio — how is it faster?

I see a bunch of claims that Jack is faster than Pulse and has less latency. How is that so? Why does Pulse call itself lightweight, and the Jack guys call it fat? Could anyone break down the ...
9
votes
1answer
4k views

Launch a fake/minimal X session for Pulseaudio/dbus

I use Pulseaudio to share audio between a desktop and a Raspberry Pi. However, Pulseaudio needs dbus, and dbus needs an X session. Without graphical session, Pulseaudio is only able to run in system ...
8
votes
1answer
12k views

How do I configure PulseAudio for 7.1 Surround Sound over HDMI?

I have my machine connected over HDMI to a receiver. But when I try to use more than two channels with PulseAudio, I only get two. pacmd list cards shows the card, but does not show an HDMI profile ...
8
votes
1answer
5k views

Sound input issue with skype, selecting a microphone?

Ok, Skype yet again has issues with sound. This time, it is unable to record audio. The system is using PulseAudio and I am using a web cam as a microphone. Actually, I tried another web cam and ...
8
votes
1answer
2k views

Changing default audio device in Pulseaudio

I would like to use HDMI on my graphic card for audio output. ALSA shows it as a card with 4 devices and I can get sound through one of them (the other three are different channels, perhaps? I have ...
8
votes
1answer
18k views

ALSA: how to temporarily change the output device

I want to do a simplest thing possible in ALSA: to have USB-headphones produce sound instead of internal speaker of my tablet. I don't want to change config files such as asound.rc or alsa.conf or ...
7
votes
3answers
368 views

finding systemd unit 'owning' a running daemon process

To debug a JACK/Pulseaudio issue, I want to understand when and why the pulseaudio daemon is started by systemd (on Fedora). Using $ ps -o'pid,ppid,args' `pgrep pulse` is see that the pulseaudio ...
7
votes
1answer
6k views

How can I forward sound over VNC?

I use TightVNC and Remmina Remote Desktop to connect my Raspberry Pi to my Ubuntu laptop over VNC. It works great for the most part, except for the fact that there is no sound. I have googled all ...
7
votes
1answer
8k views

How to enable both built-in audio output and HDMI audio output with PulseAudio?

I've been searching for this issue for days now and tried various solutions suggested, without any success. Basically, I have a laptop with built-in audio (the output goes either to the headphone ...
7
votes
1answer
418 views

No volume control in Nexuiz fullscreen mode

While playing Nexuiz on my Ubuntu in fullscreen mode the volume control buttons on my laptop don't work at all, externally after minimizing the game increasing/decreasing the sound solves the problem ...
6
votes
4answers
629 views

Pairing Bose QC 35 over Bluetooth on Fedora

I am running Fedora 24 with Gnome Shell. I try to pair my new Bose QuietComfort 35 over Bluetooth. I started using the Gnome interface. Unfortunately, the connection seems not to hold. It appears as ...
6
votes
1answer
11k views

How to Pair BOSE SoundLink (Bluetooth) using Pulseaudio in Linux Mint Debian Edition?

Been having problems with pairing and maintaining conected my bluetooth speaker, finally after reading and reading, found some steps to achieve it. Please read ahead.
6
votes
1answer
4k views

User systemd PulseAudio service

Not much else to this question: I would like to know what I need to create a PulseAudio systemd service to be run with systemd --user. I've tried a few different things, including various user ...
6
votes
1answer
1k views

How do I load a module to PulseAudio server?

I recently followed this guide to simultaneous audio outputs. It works great but now I have a huge name for the virtual device in the audio control panel making it expand off my screen. In Pulse ...
5
votes
2answers
2k views

What is the alsamixer of Pulse Audio?

I just installed Pulse Audio over my ALSA installation. Is there a Pulse Audio equivalent of alsamixer that I can use for tasks such as changing the microphone gain?
5
votes
3answers
5k views

Command line audio player that exits immediately after file finished playing back?

I am experimenting with audio players in the command line, and noticed something weird: if the sound is very short, most players will take up to a second or two after playback has finished, before ...
5
votes
2answers
320 views

Why do you need PulseAudio?

I'm reading and trying to understand why would anyone want to use Pulse Audio and I'm failing to understand. I read this https://www.linux.com/news/hardware/drivers/8100-why-you-should-care-about-...
5
votes
2answers
10k views

Ideas how to get my usb audio interface to work with Linux?

PulseAudio does not appear to recognize the Focusrite Scarlett 6i6 USB audio interface. The 2i2, however, is properly recognized and it works as expected. I can't seem to get the 6i6 to work on the ...
5
votes
1answer
5k views

pipe the output of parec to sox

sox is probably the one linux program that continues to frustrate me. At the same time, I am awed by what it can do, and I'd like to get close to being fluent in it, if not mastering it. Today, I've ...
5
votes
1answer
7k views

How to restart Alsa/PulseAudio after using Jack

After I use Jack, the PulseAudio outputs and inputs are replaced by a dummy device. I've tried to kill PulseAudio and reload Alsa, but the only way I can use an Alsa-based application again is to ...
5
votes
3answers
12k views

Pulseaudio failed to create secure directory in nfs share

My pulseaudio cannot run, because it attempts to create ~/.config/pulse under a different user. (probably pulse?). user@localhost ~$ pulseaudio E: [pulseaudio] core-util.c: Failed to create secure ...
5
votes
2answers
6k views

Change default port for PulseAudio (line out, not headphones)

When I boot, PulseAudio defaults to sending output to Headphones. I'd like it to default to sending output to Line Out. How do I do that? I can manually change where the output is current sent as ...
5
votes
2answers
5k views

Set default sound card in Pulse Audio

I have two soundcards on my systems and pulseaudio always picks the wrong one. How do I set up the default soundcard in the pulse audio preferences?
5
votes
2answers
5k views

mpd: no audio output with PulseAudio, no mixing with ALSA

I am trying to use mpd with PulseAudio output. Thus I wrote the following in /etc/mpd.conf: music_directory "/mnt/dados/Musicas" playlist_directory "~/.mpd/playlists" db_file "~/.mpd/mpd.db" log_file ...
5
votes
1answer
1k views

ALSA dummy device - how to configure?

I am working on an audio stream between two virtual servers. For that, I have set up a dummy soundcard (as the vservers don't have a hw card) using modprobe snd-dummy. That seems to work fine - I am ...
5
votes
2answers
929 views

How to reduce the volume of a background music stream when a different audio source is playing?

With PulseAudio it is possible to manage volume on an application basis, but I find it hardly useful to do it manually. What I'd rather have is the following: I'm usually listening to music but ...
5
votes
0answers
795 views

Why does pulseaudio handle the sound quality connection to a BT device?

I'm new to Linux and new to Bluetooth scripting too. What I have discovered so far is the following: Bluez is the default BT stack. BluezTools is a set of utilities you can use to more easily ...
5
votes
0answers
419 views

Pulseaudio/X permission other user/SSH

My user user1 is running a graphical X session with pulse configured per-user. I need to run a graphical program that uses audio with user2. If I do su user2; program program doesn't start and I ...
4
votes
2answers
10k views

Alsa - how can i tell my default audio output is card 2 and device 0, not hdmi?

how can i tell my system default sound output is card 2 and device 0 not card 2 device 3 or 7 or 1? I did this but no sound. $ aplay -l **** List of PLAYBACK Hardware Devices **** card 0: Device [C-...
4
votes
1answer
949 views

Stream system audio through mpd

I use mpd to stream music to my phone (connected to Hi-Fi) via http. Yet, this only works for songs in my mpd database. I oftentimes want to play stuff in my browser and would like that to be ...
4
votes
1answer
536 views

How can I set a top limit for the PCM value when changing the loudness with pulseaudio?

when I change the loudness with pulseaudio, pulseaudio acts on several of the values I can see when I use alsamixer -c0 I have a problem: when the PCM loudness exceeds a certain value (80%), the ...
4
votes
1answer
67 views

PulseAudio headphones issue

I'm having some trouble with pulseaudio as is tradition. When i enter X (DWM) , run google-chrome and travel to youtube.com and play a video, the headphones wont work, the sound is choppy. speaker-...
4
votes
3answers
6k views

Running Cinnamon/X from command line ---> No sound, software rendering

I am booting directly into the terminal of Linux Mint 17. Now I would like from there to start cinnamon gui. I do that with "startx". However, by doing that I do not have any sound (just "Dummy Output"...
4
votes
1answer
2k views

How do I resolve the garbled sound in Debian?

I just recently installed Debian 7 Wheezy with KDE and once I turn on the computer, the start-up sound is garbled. The closest description I can think of is that the sound coming out is somehow ...
4
votes
1answer
906 views

Pulseaudio, Phonon, KDE and forwarding sound to headset

Some days ago I bought headet (Jabra BT2045) and I want to use it in Skype voicechat and for example to forward to it another sound streams from my KDE. I've successfully paired and setup as headset ...
4
votes
1answer
928 views

How to get Debian's volume control working with Pulse

I finally configured Pulse to work with every application, however using the volume control on my keyboard still controls the default ALSA selected device. How do I change it so it adjusts the current ...
4
votes
1answer
1k views

How to use pulseaudio for network stream with Raspbmc (Kodi)?

I am using Raspbmc (with Kodi 14) on my Raspberry Pi. Now I would like to set up pulseaudio to be able to stream music from all my Linux computers easily to the Raspberry pi. My problem is, that I am ...
4
votes
2answers
209 views

Sound crackles and echos to the point of being unusable [closed]

I recently got a new desktop, installed debian 64 bit, and found out that the sound doesn't work at all. I'm not entirely sure what information I should give to help identify the problem but I'll do ...
4
votes
4answers
2k views

Is there any gnome-shell mixer icon relying on alsa and not pulseaudio?

So, long story short, when I installed Mint 12 on my Dell laptop I realized my HDA-intel sound board have problems with pulseaudio. I uninstalled pulseaudio and got my sound back, but removing ...
3
votes
2answers
325 views

Sound is very low (almost not audible) from primary sound card, Debian 8, pulse audio

I am using PulseAudio to manage my sound on Debian 8 with i3wm. Everything works properly, except the volume level on my on-board sound card. I can get sound out of it if I crank all settings to max ...
3
votes
1answer
687 views

Command line per-application volume (maybe amixer or pactl?)

I can change the master volume with these commands (from the command line), and it affects all applications, but how do I change the volume for just one application (XMMS for example)? amixer -q set ...