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

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0answers
13 views

Converting .shn via shorten or shntool

I have to batch convert a bunch of shn file to wav. I was wondering if this was possible using the shorten utility or did this need to be done using shntool todo so.
3
votes
2answers
99 views

Compare two audio files

I would like to make sort kind of "speech recognition" system. The goal is to compare a new recording with an original audio file, and if the sound is > x% similar, do something. Is there already a ...
2
votes
1answer
742 views

Error when trying to connect to bluetooth speaker: `org.bluez.Error.Failed`

I'm running Debian Jessie 8.2. I have a bluetooth USB dongle connected to my machine. I run sudo bluetoothctl -a then do the following: [NEW] Controller 5C:F3:70:6B:57:60 debian [default] Agent ...
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0answers
332 views

Alienware M14x r2 speakers working properly but not the jack

I have just installed Mint on Alienware m14x r2 and I have a weird issue. Speakers work well, but when I plug in the headphones the sound does not switch to the headphones, instead is still playing on ...
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5answers
940 views

Consistent (physical) volume on set of files (volume normalization)

If I have, say, 20 music videos (.flv and .mp4), is there a way to play them in mplayer (mplayer2) without having to change the volume for each video, instead specifying a desired general volume, and ...
0
votes
1answer
49 views

How to setup playing system audio into teamspeak

I have Fedora distro (21) running in a VirtualBox VM I want to be able to take the system's output audio and feed it into the teamspeak input (capture) The reason for this is for a game I play I ...
1
vote
2answers
16 views

How do I access the sound device with modern libraries?

It used to be that if you wanted to test your sound you could simply cat any file to /dev/snd, but that doesn't appear to work on any of the systems (Debian/Ubuntu/Mint, Arch) that I've tried. From ...
1
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1answer
58 views

No analog audio with AMD E1 - HDMI “takes over”

I am having problems related to audio settings on my notebook with all distros, since I used Ubuntu and Xubuntu (14 and 16), Kubuntu 16, Ubuntu Studio (14 and 15), Elementary (0.32) and MINT (17.3 ...
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1answer
62 views

Headphones only work correcly when plugged halfway

My headphones are working some kind of strange. The sound is very low even when set to maximum, and the speech is almost unhearable. When I listen to music I can't hear speech as well as when ...
2
votes
1answer
95 views

Possible race condition when scripting headphone plug-in event

I'm currently trying to script the headphone plug-in/out event. I found out that I can script this quite easily as an acpi event.. I created a file in /etc/acpi/events/ with the event event=jack[ ...
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2answers
38 views

Inline sound effect using command line

I found a while ago a way to modify recorded sound (pitch and such) and playing it through speaker in a single command line, involving "rec", piped to another command... But silly me, I didn't save it ...
2
votes
0answers
39 views

Microphone noise reduction

I installed Ubuntu 14.04 with dualboot. But i have problem with microphone noise. I can not find any noise reduction in Ubuntu. Sound quality is for me quite important, because i am talking with ...
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votes
0answers
27 views

Double sound icon in XFCE

I'm running XFCE 4.10 on the latest Debian Stable, Jessie. One single flaw bugs me ever since the installation even though it's thrillingly minor. Every time I use either the scroll-function or an ...
0
votes
0answers
80 views

Which application to install on Ubuntu 14.04 LTS for audio/video cutting?

I want an application (like ffmpeg) for cutting my audio / video files. I'm unable to install ffmpeg or avconv on my current system Ubuntu 14.04 although it was there in my previous versions. What ...
1
vote
0answers
51 views

How to setup audio from for lubuntu minimal install

Running a very stripped down lubuntu 14.04LTS x64 install. I installed xorg and openbox and was up and running! but I can't, for the life of me, seem to get any sound. I installed alsamixer pulsaudio ...
2
votes
1answer
56 views

Why does Linux have a maximum number of sound cards? [closed]

I'm specifically asking about CONFIG_SND_MAX_CARDS in the kernel. From the code using this config, for example in sound/usb/card.c for USB cards, soundcards are stored in plain arrays which are ...
0
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0answers
17 views

Audio and Network over Bluetooth

I'm putting together a car computer system using a Raspberry Pi 2, and I was wondering if there is a way to set up a Bluetooth dongle on the Pi so that whenever my cellphone (Moto G2 running 5.0.2) is ...
3
votes
0answers
228 views

Multiple (combine) USB sound cards with Alsa + Jack + Pure Data

I'm a musician and I'm new to PI/Raspbian/Linux. I'm using a Raspberry PI 2 with Pure Data (PD) for a multichannel audio installation. I have one 5.1 USB soundcard (6 channels) but for my installation ...
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0answers
50 views

Microphone not working with skype anymore Linux Mint 17.2

I recently took an endeavor into Linux Mint 17.2. For around a week my microphone has been working with the application skype with no issues whatsoever. A week passes and I end up needing to restart ...
1
vote
1answer
248 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 ...
0
votes
1answer
108 views

Pulseaudio broken on Arch: pa_stream_writable_size() failed: Connection terminated

The problem While trying to fix a minor issue on my Arch system, I seem to have created a bigger one. I don't really know what I did to cause this (more on that later) but pulseaudio seems to crash ...
0
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0answers
29 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
75 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
21 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 ...
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0answers
103 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
9k 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
votes
0answers
99 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 ...
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vote
0answers
132 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
vote
0answers
57 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
votes
1answer
188 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
votes
0answers
48 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
142 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 ...
0
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0answers
66 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
votes
1answer
153 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
96 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 ...
0
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0answers
100 views

Ubuntu Studio problem with WINEASIO: Press play - Nothing happens

I have managed to install WINEASIO on my ubuntu-studio 14; it finally appeared under the ASIO list in both Reaper and Ableton 9, running on play on linux. Both are 32bit. qjackctl seems to be running ...
0
votes
0answers
154 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 ...
2
votes
2answers
165 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 ...
6
votes
1answer
4k 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
410 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 ...
0
votes
0answers
23 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
vote
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
votes
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 ...
0
votes
0answers
30 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
229 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 ...
31
votes
5answers
22k views

How can I record the sound output with gtk-recordmydesktop?

I am using gtk-recordmydesktop to record the video output to my desktop. However, the videos have no sound. All the tutorials I found regarding this involved getting sound recorded from a microphone, ...
1
vote
0answers
57 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
57 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
22 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 ...