Questions about audio hardware and software in Linux and other UNIX operating systems.

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32 views

Linux on Macbook (9,2 - Mid-2012) - Sound wierd

Today I - again - installed Arch Linux on my Macbook Pro Mid-2012 and I'm - again - very happy. Except, that the sound of the built-in speakers is really strange. On Mac OS X the speakers were pretty ...
3
votes
1answer
83 views

How can I switch to my onboard audio controller?

My desktop (running Arch) has a (very, very) old SB Live! sound card that isn't working very well any more. I'd like to switch to using the motherboard's onboard audio controller instead. Sadly, ...
0
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0answers
24 views

Is it safe to retask other audio ports as lineins using Jack?

So, I wanted to setup my Linux PC to record multiple line in audio devices without putting holes in my wallet. Then I found a tool called hdajackretask which lets me convert any port into any other ...
0
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0answers
123 views

Fedora 23 audio recording

I'm getting this error when I tried to record an audio using a python program. Also the same ALSA error occur when I tried running kwave. I'm using Fedora 23. And my laptop is HP pavilion n15-201ax ...
2
votes
3answers
10k views

How to remote Linux desktop with audio support

I have a Debian PC (Server) and I would like to remote this machine from one client (Windows, Ubuntu,..) and be able to hear the sound from the server. I tried some tools (Radmin, RealVNC, but I ...
2
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0answers
131 views

alsa sound module snd_aloop

I am having some trouble wrapping my head around the snd_aloop module. I am trying to route all my audio through alsa without using pulseaudio. If I start jackd there's not sound from non alsa apps ...
2
votes
0answers
151 views

No sound through headphones despite pavucontrol (debian stretch)

After updating from jessie to stretch this week I found my heaphone jack no longer outputs sound, though my built in speakers work just fine. The puzzling thing is that everything seems to be in order ...
1
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0answers
58 views

How can I send data from sound input to output (e.g. linear input/output)? Preferably with pulseaudio

I need to get data from audio input, make some changes (a pulseaudio module for this conversion is available), and send data for output. How can I do this? "Redirect" raises questions but I can't ...
5
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1answer
226 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 ...
2
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0answers
49 views

Linux USB audio volume problem

I have a dual boot Linux/Windows 8 system with a pair of KEF X300A speakers connected to the machine via a USB port. After each reboot from Windows the maximum volume obtainable from the speakers in ...
-1
votes
1answer
157 views

Linux Mint 17.3 constantly sets notification volume level to zero

I have this strange issue on my Linux Mint 17.3 Mate 64-bit virtual machine. Whenever I boot up a machine I don't hear neither welcome sound nor any other notification sound after. When I enter sound ...
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0answers
83 views

USB Speakers don't work

I'am new to Linux. So I have an Acer aspire one ao531h laptop and I decided to dual boot Zorin OS alongside windows7. Before I installed Zorin I had installed Ubuntu which was very slow and then ...
0
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1answer
203 views

How to install the default sound drivers on linux?

I've tried installing some Realtek drivers to make my microphone work. But the installation failed by saying ./install: 102: ./install: alsaconf: not found (Distro: eOS Freya, based on Ubuntu 14.04). ...
2
votes
1answer
112 views

Deadbeef doesn't show up in sound applet of Cinnamon

I have installed Cinnamon desktop, VLC and Deadbeef. When I play an audio file or a video with VLC, I can control it via the sound applet, but when I play music from Deadbeef, there is no signal from ...
1
vote
0answers
193 views

How can I fix my sound on an Intel Corporation 82801I (ICH9 Family) HD Audio Controller (rev 02) ALC662?

I am running Arch Linux. There is no sound coming from this card, despite a driver "snd_hda_intel" having been loaded. Sounds is coming out of the left speaker. I've googled this and I have found ...
3
votes
2answers
205 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 ...
7
votes
1answer
5k 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 ...
0
votes
1answer
517 views

No sound card detected by alsa, (missing drivers?)

I'm on Kali Linux 2.0, on a laptop in dual boot with Windows 7 and I recently installed some module(chiptune) music players and after a reboot the next day the only sound card that I found in sound ...
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0answers
27 views

How to change audio settings as non root user?

I am using kali linux version 3.12 (the old one). I am unable to access sound settings as non root user. I am unable to open Pulse Audio as well. The message I get is something PULSE_SERVER in ...
1
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0answers
45 views

Treat multiple sound input sources as one virtual microphone

I want to automate my home using Jasper. To do that, the documentation tells me to edit the ALSA config file so a usb card will have index 0. I want to use multiple microphones spread around my ...
0
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0answers
15 views

Run script on headphone plug in/out event [duplicate]

I'm trying to run a script on every headphone plug-in and out event. For instance mute the sound (with amixer) when the headphones are plugged out. I don't want to limit these scripts to sheer volume ...
1
vote
0answers
37 views

Sound over Dockingstation in KDE

I just installed Debian on my new Laptop(Lenovo X1) and I would like to use a ThinkPad OneLink Dock. Everything works great (USB, HDMI, Ethernet...) except for the audio. When I plug in the OneLink ...
5
votes
4answers
1k views

Tmux makes a sound when I launch it, how could I disable that?

When I launch tmux in the terminal, is causes my Linux Mint to play a sound in the speakers. The sound is a Linux Mint system sound. Perhaps it's the "alert" sound, but I cannot identify it by name. ...
1
vote
1answer
268 views

How to prevent bluetooth audio skipping with the A2DP profile on Arch Linux?

I am experiencing quite heavy audio skipping when streaming audio to my bluetooth speaker (Sony SRS-X3) using pulseaudio and Arch Linux on a T430. I think it is related to a known bug [1]. The speaker ...
1
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0answers
61 views

Write my own sound card driver [closed]

I would like to write my own sound card driver, in order to use my output jack as a PWM (to control a motor). When I run "lspci", the sound card is : Audio device: Intel Corporation 5 Series/3400 ...
1
vote
0answers
68 views

How to mute system sounds in LXDE

I used some guy's script to disable system beep. Now I am annoyed by sounds stored in /usr/share/sounds/freedesktop/. Zypper, however, told me that to get rid of them I would also need to uninstall ...
1
vote
1answer
28 views

Audio tone/sine generator with frequency gauge

I want to flatten frequency response of my headphones with EQ (to dramatically increase sound quality with only a bit of time), but I need tone generator for that with live manually selectable ...
1
vote
0answers
116 views

Change output (sink) using the terminal

I've made the change from Gnome to i3, and I want to be able to switch my audio output (from headphones to HDMI and vice versa) using the terminal. $ pactl list cards | grep profile Part ...
1
vote
1answer
92 views

No sound right after watching videos / using voice IP

I have a very annoying problem on my computer that I'm unable to solve. I had the same issue in two distributions, first in Ubuntu and now in Fedora. My computer used to work fine with Ubuntu, but ...
2
votes
0answers
59 views

GNU/R 'no audio drivers are available'

Error message as in title shows up in console when trying to execute play() function from audio package. I found plenty of references to this question, but link provided in the answer is dead. How to ...
1
vote
0answers
33 views

Background service to play CDs without being logged in

Before I reinvent wheel, is there currently a background service that can detect when a CD is inserted and if it is an audio CD, mount it and execute a command to play it without being logged in. ...
0
votes
1answer
40 views

Splitting a flac from a cuesheet metadata block

Some flac files apparently have a “cuesheet metadata block”. I know how to split flacs files with shnsplit when I have a separate cuesheet at hand (cf. “How do I split a flac with a cue?”), but how do ...
1
vote
0answers
24 views

NVIDIA gfx card changes from slot 1 to slot 2 in PulseAudio

In Linux Mint, I used to have problems with no sound around 50% of the time when I boot up. I found that PulseAudio was looking for my graphics card in the wrong hardware slot. I used... aplay -l ...
1
vote
2answers
550 views

No on-board sound on Dell Optiplex SX-280 post Linux Mint Petra Install

Not sure this fits in here.. We recently installed Linux Mint Petra on this small-form-factor dell desktop. The weird thing is, the sound does not work on board, but works on a speaker connected to ...
1
vote
1answer
29 views

Check whether Built-In Audio is active from different user login

In my job, I support remote employees running Linux Mint via SSH and VNC. Each employee uses a USB headset, which is the only sound device we want to be active. The sound device we need to disable ...
1
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0answers
43 views

pulse audio defaults soundcard speakers as headphones

Pulseaudio is defaulting my default output device as headphones from my desktop soundcard. Previously I could select headphones or speakers, but now it only says headphones. This is a problem ...
2
votes
1answer
78 views

What's the difference between Master and PCM channels in Alsa?

What is the difference between Master and PCM channels in Alsa, and which one should I manipulate for controlling the output volume? I have three sound cards (Intel PantherPoint, HRT HeadStreamer and ...
0
votes
0answers
25 views

How to broadcast voice from USB microphone to apache?

I have a webcam and a microphone. I wan't to send both, sound and video to my index.php so i can see the video from the camera and hear the sound from the microphone. I already managed to stream the ...
1
vote
1answer
117 views

Can I record sound until silence OR a maximum length of recording?

Looking at detecting sound until some silence occurs, I arrived at the command rec recording.flac rate 32k silence -l 1 0.1 3% 1 3.0 3%. I realize my specific use would be somewhat different: I do ...
0
votes
1answer
13 views

How can software that doesn't natively support JACK be made to work with it?

Audacity, for example, can be switched to JACK if needed. What about software that can't but can be switched to alsa?
1
vote
1answer
169 views

pulseaudio-equalizer keeps resetting at startup

Every time I start my laptop, pulseaudio-equalizer it's enabled. Even when I disable it (inside the app there's a button to disable it). How can I avoid that? Moreover, something is resetting my ...
1
vote
1answer
180 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: ...
1
vote
0answers
26 views

What's the canonical way to get individual stream size in a video file?

I have a video file. It contains a video stream, and a couple of audio and subtitle streams. I want to get the size of each of these streams. I've already looked at ffprobe/avprobe and mediainfo, ...
0
votes
2answers
86 views

No audio through either soundbar or desktop on Debian

I'm using a Debian stable box with a Dell monitor and the Dell AX510 "stereo soundbar". The "soundbar" has a large frontal speaker as well as two headphone jacks on the left. While the hardware ...
8
votes
4answers
2k views

Is there a good command line tool for converting to and from FLAC audio format?

Ideally, I want to convert from MP3 to FLAC and back. I also need to be able to script this.
1
vote
0answers
27 views

recordMyDesktop can't use jackd for audio

If I try to have recordMyDesktop (technically qt-recordMyDesktop) capture audio via jackd, when I hit record it immediately stops with the message: recordMyDesktop has exited with status: 4352 ...
0
votes
1answer
73 views

Restoring sound drivers on Debian 8

I have installed Nvidia graphic drivers for my Debian 8, but the installation contained a new sound driver, which has broken the sound on my PC. How can I uninstall the Nvidia one and restore the ...
3
votes
0answers
65 views

Linux: can't open /dev/dsp

I am getting an error while running festival on my system: linux: can,t open /dev/dsp I was searching for this error on the Internet and found this instruction: To solve this problem just write ...
0
votes
1answer
216 views

Raspberry pi hdmi audio not working

I have a raspberry pi 2 running with Ubuntu Mate. When I try to play video or audio files with omxplayer, I do not get any sound on my TV which is connected to the Pi via HDMI. If I force the Pi to ...
6
votes
2answers
1k views

Volume up/down function keys limited to gnome-volume-control “Unamplified 100%” level

Using GUI gnome-volume-control: Sound Preferences ---------------------------------------------------------------------------- Output Volume: [--------------+ ] ...