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

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315 views

pavucontrol: Connection to PulseAudio failed

After uninstalling JACK I lost my access to PulseAudio Volume Control. It says: I tried purging and reinstalling pulseaudio and pavucontrol and removing ~/.pulse-cookie and ~/.pulse. Also, I tried ...
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44 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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95 views

HTML5 audio stuttering, how to debug Pulseaudio?

i've got a strange issue with audio playback on html5 videos (youtube for example). The Video plays fine, but the sound has dropouts for about 1 second almost every minute. Is there a way to debug ...
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192 views

PULSEAUDIO does not list my ALSA capture device as a capture source

First of all, Hello everybody! My name is Przemek Gajos and this is my first post here. I have recently written an ALSA driver for my audio capture card and I have problems with PULSEAUDIO ...
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1answer
293 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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65 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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167 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
277 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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1answer
852 views

Low sound volume issues on Z97 motherboard and linux mint KDE

I've recently set up a new system with MSI Z97 gaming 5 motherboard however the first issue I've encountered was that the sound was crackling. I've fixed that by updating the kernel to 3.16.3 Now the ...
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118 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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227 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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1answer
543 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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0answers
540 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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1answer
1k 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 ...
2
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1answer
6k views

Elementary os no sound after alsa update

I am new to Linux but really love Elementary for its simplicity. After noticing that my sound was quite poor in Elementary, compared to Windows 8.1, I have tried updating the sound drivers. I ended up ...
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1k 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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2answers
2k views

How to get sound intensity of an audio input through terminal?

I want to know the intensity of the sound being heard by an audio in source like a mic or Line-in through Command line. Kinda like the progressbar under the mouse but in CLI. audiointensity mic0 10 ...
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1answer
460 views

How do I make Wheezy see my sound card?

I'm working on a relatively clean install of Wheezy - relatively as I installed it today and have been installing packages for quite some time. I previously had Ubuntu which played sounds, so it's not ...
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0answers
276 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 ...
2
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1answer
164 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
239 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
1k 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: http://www....
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2answers
580 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 ...
2
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1answer
350 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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1answer
1k 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. ...
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2answers
104 views

What makes it possible for a `pulseaudio' process to get the nice level of -11?

I noticed that a pulseaudio process on my Gentoo Linux machine has the nice level of -11. But I don't know how it has gained such a high priority regardless of being owned by a normal user. I know a ...
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2answers
426 views

Pulseaudio with external sound adapter: work around broken sound

I'm using an external USB sound adapter on a laptop that has an internal sound card. There are some issues: The applications by default continue to use internal sound card. I can work around this ...
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1answer
12 views

How to change audio levels of sound card with same control names

I'm trying to write a script that automatically changes the playback/capture audio levels based on the device that is connected. I'm using a MAYA44 USB+ sound with 4 ch in/out. Thanks to a similar ...
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1answer
28 views

What do the sink and source keywords mean in pulseaudio?

I am reading about pulseaudio, how it works and how I can configure it. I am encountering two keywords a lot: SINK, SOURCE. At first I thought SINK meant OUTPUT and SOURCE meant INPUT, but it seems ...
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1answer
23 views

Can not start pulseaudio

I have just installed pulse audio on my laptop, however I can not start it. Here is output when I run command pulseaudio -v ................ E: [pulseaudio] core-util.c: lock: Permission denied E: [...
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1answer
145 views

audio play not starting at beginning

When I run a audio file with like mpg321 or aplay or sox or even in TTS's (Text to speak) audio only outputs correctly from the second time I reproduce the audio file... per example in Text to speech:...
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2answers
4k views

Lubuntu + pulseaudio

How can I install pulseaudio on lubuntu? When I try installing via sudo apt-get install, the package is not available. I use kodibuntu (formerly xbmcbuntu) and want to get pulseaudio working to get ...
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1answer
138 views

What is preventing me from recording the output of my speakers?

I am using Trisquel GNU/Linux 6.0.1 (a modified version of Ubuntu) on the XFCE desktop environment. I am trying to record the output of my speakers. I do not have a microphone, and so cannot use it ...
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1answer
2k views

No sound in USB headphones using fedora 16

The volume control buttons on the usb headphone work, they can increment or decrement the system sound. However the headphone have no sound. How to make it work? kernel 3.2, pusleaudio is used by ...
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1answer
66 views

pulseaudio volume much over 100%

How can I get the volume much over 100%. Sometimes the sound is not loud enought otherwise. I've tried using pavucontrol but that only allows me to go up to 125% (so with doing both playback and ...
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1answer
227 views

How do I configure my audio?

I have a relatively new build that I can't seem to get audio to work on. I have one card that i can see with pacmd list-cards: 1 card(s) available. index: 0 name: <alsa_card.pci-...
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1answer
144 views

Reset PulseAudio (Application) Sliders on reboot?

Using PulseAudio is awesome as long as everything works as expected, but it can also be a huge pain in the neck. Recently, I found myself glancing at pavucontrol more often than I'd like to, because ...
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1answer
313 views

How to troubleshoot jack detection in Pulseaudio

Pulseaudio apparently supports "jack detection", meaning auto-detection of whether anything is plugged into each jack (e.g., headphone jack, line out jack) or not. Unfortunately, Pulseaudio's jack ...
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1answer
690 views

SoundWire streaming but no sound

I installed SoundWire client + server. The server communicates with the client sending evenly sized packets every few milliseconds. The server's status goes to green "Connected". The connect button ...
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2answers
3k views

Volume too quiet at maximum

I recently replaced my broken Sennheiser PC350 to a Beyerdynamic DT770 Pro 80 Ohm headphones and I've encountered a really annoying issue. Everything is too low. I can listen to it, but it's almost as ...
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1answer
879 views

Low-pass filter on LFE using Pulseaudio

I'd like to apply a low-pass filter on the subwoofer channel on my 5.1 sound system under SolydK (a Linux distro based on Debian Testing, PA is installed and configured by default just like under ...
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1answer
95 views

Sound stutters during moderate disk access?

I'm running Xubuntu 13.10 "Saucy Salamander." It's a pretty recent install. I'm playing music over a bluetooth usb dongle on a home theater system. All of my sound goes through pulseaudio. I've ...
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1answer
558 views

Applications grabing ALSA exlusively

So, my second question about linux audio on the site. The previous one generated quite a lot introductory information. I have ALSA and PulseAudio installed. Before installing PulseAudio, no audio ...
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1answer
142 views

Mute sound from specific virtual display

I'm using Linux, precisely Mint 13 Maya, which is based on Ubuntu Precise. I was wondering if there was any way to mute sound coming from other virtual displays, or to only have sound playing from ...
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1answer
957 views

No bluez device after pactl list sources short

I am using pulseaudio on a Raspberry Debian (Wheezy) but my bt-headset(Iqua BHS-611) does not show up in sources or sinks. What I did: I followed the Raspbian Wheezy Installation Guide at: http://...
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1answer
571 views

Configuring Pulse Audio for easy use with multiple USB DACs?

I have 3 Behringer UCA-202 DACs going into a mixer. I want something similar to this setup: 1 DAC: Misc Audio to be mixed: output to go to the mixer. 1 DAC: Audio In: Record/Broadcast: input to come ...
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2answers
2k views

How to change mixing of channels by pulse audio / alsa

I have a recent problem with my sound configuration. Basically, it's way too loud until I set the volume below 10%. And then it's very quickly too silent. Using the alsa mixer, I can set the headphone ...
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2answers
3k views

pulseaudio suddenly stopped working?

I am using arch linux and i was using pulseaudio suddenly today pulseaudio stopped working and no sound is coming in both my speaker and headphone. I can see pulseaudio is running properly and I am ...
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1answer
29 views

How to use a bluetooth speaker?

I'm trying to use a bluetooth speaker, but don't get any sound. bluetoothctl shows the device as paired, trusted, and connected, and lists it as "serial port", "headset", "audio sink", and some ...