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

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0
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1answer
519 views

Linux mint 17.3 without HDMI sound output

Well, tried everything: alsa, alsa-utils, alsamixer, pulseaudio, puvecontrol and a lot more. Even I changed from ubuntu to Linux mint, but I can't get sound from hdmi (laptop connected to led tv). I ...
0
votes
1answer
693 views

Audio support for Realtek Chip

I've build my own PC with ASUS Z97-P Motherboard with a Realtek Audio Chip. Everything works fine, but I can't get the audio working. I'm using KDE 5 and tried Phonon with VLC and GStreamer backend, ...
1
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0answers
47 views

Sound from radio to sound card's S/PDIF In isn't detected

When I had Linux Mint 17.1 KDE installed, I would capture music (using Ocenaudio – couldn't get Audacity to record) from an external Internet radio player / DAC to the computer's Xonar D2 sound card's ...
1
vote
1answer
101 views

Using aplay and choose which output on card to use

I have an xmos-200 board that is able to record 8 channels and push output through 8 channels. I'm going to focus on the output. For outputs, there are 4 3.5mm jacks with 2 channels each. The board ...
2
votes
1answer
191 views

Sound (Beats Audio) problem on HP m6-1035dx Linux Mint

Yesterday I installed Linux Mint (17.2) on my HP Pavilion m6-1035dx and I'm experiencing problems with my sound. The laptop has 2 speakers and a subwoofer (Beats audio). Only the right speaker works. ...
2
votes
0answers
92 views

jackd and SuperCollider headless problem

I am trying to boot an RPi autonomously to start jackd, SuperCollider and then play a SuperCollider patch. Jack launches and Supercomputer starts to compile but then something goes wrong. The script ...
12
votes
1answer
4k views

Cleaning voice recordings from command line?

I have used Audacity for removing noise from recordings before, however it has very limited command line usage. I have ~100 short lecture videos which I will be watching over the next few months and ...
0
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0answers
95 views

Bad sound quallty with Conexant CX20751/2

I have a Lenovo G50-80 with a sound card detected as Conexant CX20751/2 The sound under linux (Debian based) is very bad, with something like a metallic sound. I'm using this config at /etc/modprobe....
1
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0answers
117 views

Lenovo ThinkPad headphones trouble (combo jack)

Well... Sometimes ago I've bought a laptop Lenovo ThinkPad E555 with pre-installed Windows. I've removed Windows and installed Linux Mint 17.3. And now, sound through headphones does not work, only ...
0
votes
1answer
134 views

WiFi and Sound doesn't work on Kali Linux on Mac Mini late 2014

I installed Kali Linux on a Mac Mini, but I have problems with the WiFi card, and with sound. ~# lspci 00:03.0 Audio device: Intel Corporation Haswell-ULT HD Audio Controller (rev 09)) 00:1b.0 ...
2
votes
1answer
102 views

Embedded Linux USB Audio Issue

I have a Corewind WiFiG25 board based on the AT91SAMG25 400 MHz following Arm processor running Linux 3.6.9 built using Buildroot. I am attempting to play mp3 files using mpg123 connected to an ALSA ...
2
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0answers
23 views

ALSA skipping initially during playback

I have an ALSA configuration that provides the following at the moment: Take default audio and make it mono Pass through alsaequal Expand audio to 4 channels, all mono Split 4 channels between 2 ...
0
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0answers
60 views

arecord raw data to flac

I'm trying to record some raw samples with arecord and once finished convert them to flac format, but I'm only getting garbage. I need it to be first raw as I'm parsing the data to detect when there ...
0
votes
0answers
71 views

output sound in linphone choppy (while fine when recorded and played back)

I'm using Debian Jessie with pulseaudio. I can start phone calls with linphone and hear fine, the other side hears me fine, too. After some time of having the phone call established (~20min), the ...
0
votes
0answers
28 views

How to solve random HDMI (external screen) / audio output issues in Linux Debian 8?

About half of the times I start up my Debian 8 machine sometimes goes wrong in the boot sequence (particularly in auto starting apps set in "autostart" I would say). I can say that because after a ...
0
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0answers
18 views

Choppy sound on Asus Eee PC 1101HA using Fedora XFCE spin

I just installed the Fedora 23 XFCE spin on my Asus EeePC 1101HA. The sound is choppy with parts missing, skipping and doubling-up. This is the case for anything that I've tried, including speaker-...
0
votes
2answers
151 views

Debian 8 - choppy sound

I've installed both Debian 8 and Windows 7 on my pc. The thing is, Debian audio drivers produce really choppy sounds. Windows works fine. After trying some methods from google, I actually feel more ...
1
vote
0answers
32 views

3D sound based on window position

Okay, I know this sounds weird, but hear me out please. Assume the following: I've got a 4k screen here, maybe another one in the near future. I like to watch videos while doing boring stuff. This ...
0
votes
1answer
3k views

mpd fails to open ALSA device where aplay succeeds

I am trying to set up an Raspberry Pi / Raspbian wheezy audio player using the onboard sound hardware via ALSA LADSPA plugins to stereo downmix and compress the audio. aplay, sox, mpg123, moc (cd ~/....
0
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0answers
23 views

Ubuntu Wily - HDA is not listed in lspci anymore (but works in Windows)

My laptop (Dell Latitude E6420) was used to have minor issues with the audio. Sometimes pulseaudio would stop playing and I had to do alsa force-reload and restart pulseaudio to get it back to work. ...
0
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0answers
70 views

External subwoofer “Sonic Master” on an Asus N750JV dosen't work

My config: Distro: Debian 8.3 jessie DE: Gnome 3.14.0 lspci -k | grep -i -A2 "multimedia\|audio" output: : 00:03.0 Audio device: Intel Corporation Xeon E3-1200 v3/4th Gen Core Processor HD Audio ...
2
votes
0answers
23 views

Isolating all audio for a specific user account with Pulseaudio

I've done some Googling on this subject, and looked around on Stack Exchange, but I haven't yet found a question canonically similar to mine. If this is the wrong section of Stack Exchange to ask this ...
0
votes
0answers
168 views

Audio over HDMI (NVIDIA)

Hi Im using Linux Mint 17.3, my graphics cards are integrated intel and NVidia GT 650M (with HDMI output). Im using nvidia-352 driver. So the problem is that i cant get sound over hdmi working (works ...
0
votes
0answers
35 views

Multiple sound errors when running Pyo

I just tried to install the python module with pyo following this method: http://ajaxsoundstudio.com/pyodoc/compiling.html it returned this error: pyo version 0.7.8 (uses single precision) ALSA lib ...
1
vote
0answers
41 views

USB audio not working when plugged in during boot

I have a problem with the audio in my ThinkPad OneLink Pro Dock not working with Linux. I have had this problem with OpenSUSE 42.1, Tumbleweed and Fedora 23. I think I will have it with any other ...
1
vote
1answer
92 views

Deadbeef audio player does not retrieve online (freedb, CDDB) info about CD tracks

Many Linux players (like Audacious, Banshee, Amarok, Exaile) can easily access audio CDs tracks info (names and other metadata) but Deadbeef cannot, although it has a cdda plugin that should do just ...
1
vote
1answer
23 views

How do I create virtual ALSA device from which I can record everything that is played?

Should not depend on PulseAudio. Like veth for network, of v4l2loopback for video, it should create virtual audiocard from which I can record everything that is played.
1
vote
1answer
63 views

Pipe/Mix Line In to Output in PulseAudio

I work on two computers with one USB headset. I want to listen to both by piping the non-Linux computers' output into the Linux computer's line in (blue audio jack) and mixing the signal into the ...
2
votes
1answer
55 views

Remove PulseAudio device

While following instructions, I loaded a module which creates an input device "Monitor of Null Output" and an output device "Null Output" using this command: pactl load-module module-null-sink ...
2
votes
1answer
22 views

Reducing max audio volume without reducing base volume

Is there a way to reduce the maximum possible audio volume without affecting audio that is below that maximum volume? I don't care if audio that would have gone above sounds horrible and distorted as ...
27
votes
2answers
49k views

How to use command line to change volume?

I am trying to control the volume using my programming script. How can I do the following in Fedora 15, Ubuntu linux? Mute/ Unmute Volume up and volume down Note: Please note that I use a web USB ...
1
vote
0answers
16 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
vote
1answer
401 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
votes
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
votes
0answers
75 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
votes
2answers
314 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
votes
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
vote
0answers
49 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
vote
1answer
53 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
vote
0answers
37 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/...
0
votes
0answers
16 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
votes
0answers
11 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
4k 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
vote
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
15 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
170 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 ...
5
votes
1answer
2k 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 ...