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

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Configuring pulseaudio for receive mode

I am working on a project where I'll be running PulseAudio in receive mode on my raspberry pi. As for the server side, we've been writing a custom application on windows that will send an RTP audio ...
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1answer
74 views

How to stop gnome from muting my music?

I use ArchLinux, and I recently installed Spotify which is working fine, except for one thing: Every time any program triggers a system sound, the player volume is automatically muted in the mixer. ...
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80 views

How can I have pulseaudio always load a USB soundcard as the same sink every time I boot?

I have 9 identical soundcards connected via USB to a PC running various audio rendering servers. Each card is loaded in /etc/pulse/default.pa by disabling module-udev-dectect and manually loading ...
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2k 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 ...
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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 ...
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117 views

Allow audio from only one application

I'd like to only allow audio from a certain application. That is, I'd like to have audio turned off by default for new programs. I'm aware that in PulseAudio one can mute programs, but the problem ...
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389 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 ...
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1answer
3k views

Sound volume control does not work in Ubuntu

My sound volume control does not work when I'm logged in with my regular user, though the sound works correctly. What's weirder is that the sound control works when I'm logged in as guest. With my ...
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1answer
1k views

Endless pulseaudio error logging: failed to acquire autospawn lock

I have an issue with pulseaudio logging error messages in a loop and wonder how I can fix them: Aug 7 20:22:17 s pulseaudio[25638]: lock-autospawn.c: Cannot access autospawn lock. Aug 7 20:22:17 s ...
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1answer
574 views

Why do people dislike PulseAudio? [closed]

I've heard a ton of crap about PulseAudio on the internet. People even discriminate against systemd simply because it was created by Lennart Poettering. Are there any technical reasons why PulseAudio ...
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2answers
4k 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 ...
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1answer
2k views

asound.conf file is corrupted does not allow the play with the correct sound card as a result it keeps failing

I have this following asound.conf file, but when i play $ speaker-test it fails. How can you tell asound.conf that each and every time on restart of pc also use this sound card only? "card 2: PCH ...
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1answer
78 views

Redirect stereo sounds through a mono channel [closed]

I want to listen to this perfect album. My amp's right channel broke down, and these songs just don't do left-channel-only. How do I mono? Ssh-ing via laptop into the audio pc, running Fedora 20. ...
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2answers
522 views

How can I create a virtual output in PulseAudio?

I need to create a virtual output in PulseAudio so as to be able to capture and stream audio from a specific source. I know that it's possible to re-route a specific application's output to a given ...
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1answer
392 views

Changing system volume also changes Spotify volume (Arch Linux)

This is something that has been bugging me for awhile and I haven't been able to find a fix yet. Whenever I change the system volume using the hardware volume keys on my laptop, it also changes the ...
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1answer
572 views

PulseAudio server on Android

I want to stream audio from my Linux box to an Android device, with smallest delay possible, so I thought about using PulseAudio with module-opensl-sink (found here). I don't want to replace ...
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1answer
761 views

Enable udev and speex support for pulseaudio

I tried to install pulse audio, but after running ./configure I got a warning message: ===== WARNING WARNING WARNING WARNING WARNING WARNING WARNING ===== You do not have udev support enabled. It is ...
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1answer
563 views

Web browser hooked pulseaudio sound, how to release?

It seems that Chrome (and its Flash component) has grabbed all the audio on the machine for itself, leaving no sound for any other applications. I am running KDE with PulseAudio. Is there a way in ...
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2answers
5k views

PulseAudio cannot open shared library

I'm running Debian wheezy (x86) with GNOME on a Intel Core i7 machine. I'm having problems getting PulseAudio to work properly. Since GNOME 3 automatically installs PulseAudio I'm pretty much stuck ...
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1answer
47 views

After each reboot, speakers have volume 0

For some reason my audio volume keeps being reduced to zero when I reboot. I am able to fix this temporarily like so: rm ~/.config/pulse/* If I reboot, the volume functions normally. Rebooting ...
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1answer
351 views

How to make PulseAudio and OSS only applications coexist on Debian Wheezy?

Before I fell back to ALSA, I had severe problems with PulseAudio deadlocks for years on my Debian system on which I am using some OSS only (requiring /dev/dsp) applications. I would like to see ...
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1answer
665 views

Disable ATI HDMI sound device - Fedora with PulseAudio

I want to disable the ATI HDMI sound device. I have nothing connected to it and for some reason, although it isn't the default sound device, it sometimes kicks in and grabs my sound, leaving the ...
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2answers
422 views

Desktop audio falls behind when recording microphone + desktop audio + screen using ffmpeg

I have put together this script for recording the microphone, the desktop audio and the screen using ffmpeg: DATE=`which date` RESO=2560x1440 FPS=30 PRESET=ultrafast DIRECTORY=$HOME/Video/ ...
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1answer
2k views

Pulse Audio and Roaming Profiles on CentOS 6

We've been testing many Red Hat based distributions recently at work to replace Windows as our main operating system. We choosed CentOS 6 since all our software were fully compatible. The biggest bug ...
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19 views

How to dynamically control the audio volume based on current decibels

Since the Internet videos have different sound volume levels I am wondering is there a way to dynamically decrease the audio volume if it's above certain decibels to a normal value. Could someone ...
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44 views

Sound output not working properly in chroot

So I have a 64-bit Linux Mint 17 system and I am trying to set up a chroot environment with a 64-bit Ubuntu 12.04-based system (actually something called Vinux, an Ubuntu remix). The problem is that ...
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1answer
78 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 ...
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209 views

Automatically switch sound output device to Bluetooth headset & force to A2DP profile on connection

Using Mint 17 + MATE here. My bluetooth headset (Plantronics Backbeat Go2) is connected just fine with my system, but there are several manual steps I have to take to make this work that I would very ...
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1answer
173 views

Set fixed audio volume on external USB sound card

I have an external USB sound card to hook up my PC (Fedora 20) to my stereo amplifier: http://www.project-audio.com/main.php?prod=usbbox&cat=boxes&lang=en Now, this normally works fine, ...
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48 views

Changing pulseaudio default per-user output device

Is there a way to change or set the default per-user pulseaudio output device without having write access to the system configuration (but of course having write access to the user configuration in ...
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110 views

Is there simple applet mixer for pulseaudio

With new openSUSE 13.2 I find huge problem with sound -- with ALSA I lost the line out, and besides the sound was too quiet in general (today max out, is yesterday half). With help of pulseaudio ...
2
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1answer
174 views

Multichannel audio for Halloween sound effects

I am quite confused about the different audio tools in Linux - how ALSA and Pulse Audio and other daemons and libraries and applications fit together, so I'm looking for help in sorting it out. More ...
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74 views

PulseAudio: Sound works after first pacat call

I've got a strange problem with PulseAudio and a gstreamer python script (pygst). The script below works only if I execute a cat /dev/urandom | pacat before. I've absolutely no idea what can ...
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140 views

Modify sound volume per application [closed]

In Fedora 12 + Gnome 2 I used to be able to modify the volume of each application seperately. Now, I'm on Fedora 20 + MATE 1.6.2, and this option is gone. If I click Notification Area > Sound > ...
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239 views

Focusrite Scarlett on Linux input mapping?

Does anyone use these interfaces on Linux? If so, how do the inputs map (e. g. with ALSA/PulseAudio)? E. g. the Scarlett 6i6 has the following connections. Inputs: 2x symmetric XLR inputs (one for ...
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1answer
576 views

FFmpeg doesn't recognize my audio sources

I want to record my screen with audio for practice. I saw recommendations to use this command line: ffmpeg -f alsa -ac 2 -i pulse -f x11grab -r 25 -s 800x600 -i :0.0+200,100 -c:a pcm_s16le -c:v ...
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315 views

Android w/ Glibc stack, how can I set-up audio w/ nvlc? Is it possible with ALSA(Debian)?

With the help of the book "Embedded Android" by Karim Yaghmour I managed to learn enough about Android's build process last fall. With enough fiddling around and Google'ing I learned a sufficient ...
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2answers
4k 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 ...
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1answer
650 views

Changing sound chip with ALSA

I have a laptop with Intel audio card that lspci reports as 00:1b.0 Audio device: Intel Corporation 6 Series/C200 Series Chipset Family High Definition Audio Controller (rev 04) It is responsible ...
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104 views

Debian: pulseaudio sink volumes syncing?

Running Debian jessie with pulseaudio, sometimes I would use pavucontrol to adjust volumes of different applications at varying levels. Then when I would forget about it and adjust the volume using ...
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0answers
970 views

Pulseaudio and Pavucontrol very unstable

I've recently installed ArchLinux on my desktop, together witht the GNOME3 Desktop. I installed pulseaudio and pavucontrol, which both seem to be very unstable. First I couldn't get my headset to ...
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226 views

Lock all devices when adjusting pulseaudio volume in kmix

My problem is that kmix adjusts the volumes of not all devices locked together. Adjusting built-in analog stereo also adjusts application's equalized stream and ALSA plugin. But webcam and event ...
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1answer
132 views

How to use OSLEC with Alsa as default, not with Pulseaudio or other thirdparty package involved?

Oslec Echo canceller I have seen some packages used OSLEC and there echo cancle was very well. So for a test simulation, how could i install the OSLEC only with Alsa (i do not use PulseAudio at all, ...
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0answers
163 views

Switching output sink/moving audio streams - but some apps still use the old sink!

I'd like to easily switch between a usb-connected amplifier/dac and my onboard audio. I'm using a fully updated Arch Linux x64 with PulseAudio 4.0-2. Another thread on this board is about switching ...
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1answer
989 views

record audio on Linux - capture both sides of a VoIP conversation

I want to use Audacity (or similar) to record audio for podcasting. The podcasts will be interviews conducted via voice-over-IP (SIP) telephone. I came across an excellent tutorial here: ...
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2answers
358 views

Reconfigure line-in as analog-out

I am trying to reconfigure my "line in" as another "analog out" and use it alongside with the default analog out port. I am using an onboard realtek sound card. It is very simple to do this in ...
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263 views

Setting up surround sound with optical out

I have centos 6.3 running on this pc. the built in sound card is detected normally and is a 7.1 card with all speakers listed. It includes a optical out as well as hdmi for the built in video. It ...
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292 views

Debian 6: media keys in gnome-settings-daemon don't work

I am running a minimal Debian 6 x86_64 setup with pulseaudio, alsa and gnome-settings-daemon. Whenever I press a media key, gnome-settings-daemon spits the following out to stderr: ** ...
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1answer
474 views

How to control equalizer within command line?

So Pulseaudio has a built-in equilizer loaded with module-equalizer-sink According to http://www.freedesktop.org/wiki/Software/PulseAudio/Documentation/User/Equalizer, you can control it with ...
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1answer
2k views

How to have CoreAudio from Mac to Linux/Unix?

After using Alsa and PulseAudio for a while, I feel they are not yet strong enough for Audio capture and audio playback. When I test with loud-speaker and microphone, there is self feedback-loop. ...