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

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17 views

Linux - How Can I Play a Sound File Through the Back Jack via Command Line

So recently I came across the old Ubuntu login sound, and I decided I wanted to add it. So I added it, and it plays normally, but I have an issue. Normally, I have my headphones plugged in through the ...
1
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1answer
503 views

No sound from Debian beside beeps

I bought Lenovo ideapad 500S and installed Debian 8. It's a fresh install, and no other OS is on this computer. I am having difficult on enabling the audio and days of googling to hunt any hint ...
5
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2answers
1k views

Linux support for RTP-MIDI?

I have been spoiled by the ease with which I can connect my iPad up to MIDI applications on my Macbook using the native support for midi-over-the-network (apparently RTP-MIDI) provided by the CoreMIDI ...
0
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0answers
86 views

espeak, alsa Unknown PCM

I have a Debian Wheezy and I connected to my linux a USB Dac. I use every time a MPD server (and that work) Now, I would like to use espeak with pyttsx But when I start my script (It worked and my ...
7
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2answers
319 views

Amplify quiet passages in an mp3 file

I have an mp3 file where is a dialog with two voices and one of the voices is very quiet. Is there a command or application that is able the detect the quiet passages and amplify them? The two voices ...
7
votes
1answer
1k views

playing a sound/notification in finch over ssh on my local machine

So I have finch, a command line chat client (think pidgin) running on a remote machine that I ssh into. finch has notification sounds and can run a command when certain events occur, letting you pass ...
2
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0answers
19 views

Playing remote audio files over SSH [duplicate]

I am connected to a machine via SSH and I often need to listen to WAV files on that machine. I usually open another terminal window and do ssh host 'cat /path/to/sound.wav' | aplay, but that's tedious ...
3
votes
1answer
1k views

How can I find the correct name for my microphone and sound output using aplay or pacmd or something else, to apply in asound.conf?

I need to write a default mic and default speaker output in the asound.conf config file. But I don't know exactly how I can find my external sound card or microphone device's name, so that on reboot ...
1
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0answers
51 views

How to get sound working in chroot(Linux on Android)

I have Fedora 21 KDE running on Sony Xperia Tablet Z and it seems my device sound card and M-Audio(M-Track) USB sound card is detected. But yet no audio output. What is best way to solve this issue?
1
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1answer
57 views

linux audio feedback

I am using jackd and pulseaudio with the pulseaudio-jack-module so that I can have pulseaudio and jack running at the same time. I mostly use jack applications, except for web browsing and a few other ...
8
votes
3answers
2k views

Is there something that will generate keyboard's click sounds?

I miss using a clicky keyboard at work. It's a fairly quiet office, so I'm stuck using a nearly silent keyboard. The upshot is that I can wear headphones. Is there something in Linux or X that can ...
1
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0answers
40 views

Pulseaudio microphone doesn't work

I am using Slackware 14.1. I installed pulse audio. The sound output works fine. But the microphone doesn't work in skype. I tried the steps from here: https://wiki.archlinux.org/index.php/PulseAudio/...
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0answers
17 views

Restart SGTL5000

Is there an easy way, (besides modding the kernel driver anyway) to restart a codec? This is running on an arm I.mx6, and I have had some trouble with the codec resetting, and the kernel won't get ...
0
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0answers
12 views

Which Soundblaster Live! 5.1 profile as shown in pavucontrol should I use and why?

I'm using an ancient SB Live! 5.1 card with Debian Jessie (8.3), and the default sound setup, which I assume is Alsa and pulseaudio. If I go to the config tab in pavucontrol, I see an impressively (...
7
votes
3answers
5k views

Disable KDE 4.7 system sounds

How to disable KDE system sounds? I mean all sounds on startup, on dialog box popup, on error and so on, without turning off the actual media sound. I use KDE 4.7.4
1
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0answers
33 views

Compare Audio Files

I want to set up a test-system for an embedded board, so I can automatically test both the audio out and the audio in jacks (LO, LI, HP, MIC). So I thought of recording an audio-file (with a sinus, ...
0
votes
0answers
18 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
190 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 ...
0
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0answers
366 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 ...
1
vote
5answers
985 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
92 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
18 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
108 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 ...
0
votes
1answer
99 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
100 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[ /]...
2
votes
2answers
61 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
59 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 ...
0
votes
0answers
33 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
82 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
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0answers
82 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
61 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
283 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 ...
0
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0answers
79 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
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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 ...
0
votes
1answer
269 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
44 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
98 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
votes
0answers
29 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
votes
0answers
133 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
11k 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 can'...
2
votes
0answers
221 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 ...
3
votes
0answers
185 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
60 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 ...
2
votes
0answers
51 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 ...
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1answer
191 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
votes
0answers
106 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
306 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
140 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
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0answers
249 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 ...