Questions tagged [audio]

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

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No sound from speakers/headphones and no Mic on iMac 2019 (18,3)

My 2019 iMac (18,3) has no sound through the speakers/headphones and no Mic. I am posting here because this appears to be a Linux issue, as I have three different distros installed -- Manjaro (...
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Ubuntu Sound only works through headphone front panel - HDMI not detected and green rear jack selects wrong option!

I have a gigabyte GA-78LMT-USB3 motherboard, and Ubuntu 18.04. The HDMI and rear panel line output both work fine in Windows, but they don't work in Ubuntu. Ubuntu sound output only shows headphone ...
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No sound devices detected and partially no sound card detected on new fedora 31 install

Yesterday i shredded my fedora 30 install, since it kept dying on me due to some issue with nvidia drivers breaking when updating. I then installed fedora 31 workstation and all was well until i ...
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1answer
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Lineout shows plugged but no sound in Ununtu 18.04

If I connect my logitech speaker to rear jack of my desktop, it does not make sound but detected as a lineout (Built in). However, if I connect through the front jack, it makes sound and detected as ...
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1answer
15 views

Pulseaudio Virtual Sink to Virtual Source

I am trying to create both a virtual speaker and a virtual microphone to direct the output from one software to the input of another software, but I am running in dead ends trying to figure out how to ...
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14 views

Force A2DP sink (wireless bluetooth headset is connected already)

Running on Debain 10 buster, with KDE plassa 5 * KDE Frameworks 5.54.0 * Qt 5.11.3 (built against 5.11.3) * The xcb windowing system I'm using wh1000mx3, which succeeded to pair but not able to chose ...
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1answer
10 views

Routing unfiltered audio to recorder

I am recording some lectures in OBS. Using Pulse Audio and have also done some tests with JACK. Problem I am having is that I listen to the audio while recording and as a result the recording-audio ...
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10 views

PulseAudio profile files for 8i8o soundcard

I have a pretty non-standard (not typical in consumer-segment sound) soundcard that I want to use as my main card. It have 8 outputs and 8 inputs, hovewer, PulseAudio does not understand it correctly ...
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8 views

Portable Bluetooth speakers doesn't get detected at all when connected using a 3.5mm audio jack AUX cable to my PC

I'm new to Linux environment but familiar with the basics. I own a Bluetooth Speaker(TAGG Sonic Angle 1) which I usually connect to my PC using the AUX cable as a way to reduce a tiny output lag. This ...
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1answer
29 views

Redirecting Pulseaudio sink to a virtual source

I'm trying to redirect the sound of a program (in my case, ffmpeg) to a source, so I can play the sound in question in Zoom (video conference software). The classic way of doing this would be to ...
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24 views

lspci -v shows no Audio card

My Ubuntu 18.04 device shows dummy output only. Can not connect bluetooth headphones as well, only wired headphones work. cat /proc/asound/cards gives no sound cards output. Any help is ...
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OpenRC Bluetooth

I recently switched to OpenRC and cannot seem to find any up-to-date information on how to get bluetooth working. Most things on the Arch Wiki seem to be focused around systemd and PulseAudio. ...
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Stop PulseAudio from switching devices?

I just updated to Mint 19.3 from 19.1. I have an issue now where, if I pause a youtube video and restart (for example) when it starts back up again, the sound is playing through a different sound ...
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1answer
67 views

How to cat a specific tone to /dev/audio?

cat /dev/urandom generates a random sequence of all possibles "values". cat /dev/urandom | padsp tee /dev/audio > /dev/null directs these "values" to your audio device, turning them into "random ...
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1answer
19 views

Stereo Balance in Arch Linux

I have a headset that I use on Windows 10 and is just fine, but when on my linux installation you can hardly hear anything from the left ear. How should I balance the audio? I am using Arch Linux ...
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84 views

Bluetooth Headset: HSP/HFP not working

I've got a Bluetooth headset (Sony WH-1000XM3) which works perfectly with PulseAudio as long as I only use it as an output device. Changing the Bluetooth profile in pavucontrol works for everything (...
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10 views

Linux: write USB driver to force sending audio data over USB port

I recently bought some Headsets, and for my great surprise they work through a jack 3.5 mm (source) to USB-C (dest) dongle. I can charge them using a USB (source) to the same USB-C (dest). If I ...
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1answer
52 views

Speakers connected via 3,5mm aux emit loud static for some time after boot

I have a Dell OptiPlex 3060 Micro running KDE neon 5.18 and use the Anker SoundCore Mini speaker with a 3,5 mm aux cable. After boot, the speakers emit a very loud static for about 20 minutes (± 10 ...
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18 views

Route jackd to discord.py

Currently, I am trying to take audio output from jackd and pipe it into a discord voice chat. This solution doe not seem to work, but this solution supposedly works. What is happening that my solution ...
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39 views

Simultaneous audio output for bluetooth device and audio jack using blue alsa

I would like to have a simultaneous audio output to a connected bluetooth speaker and the normal audio jack at the same time. The audio output via the bluetooth works already, but I can't get it ...
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2answers
62 views

How viable is it to ditch pulseaudio?

Recently, I have been experiencing some audio problems with the pulseaudio server that seem very difficult to resolve, for example see this question. I am increasingly starting to dislike the way it ...
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1answer
39 views

Problems with sound in firejail

I am using Parabola (based on Arch) and I would like to use firejail to sandbox one or two less trusted applications (steam, in particular). However, when running applications in firejail (even with ...
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43 views

Audio crackling on a vanilla AWS Ubuntu Server

Problem When I set up a brand new AWS Ubuntu 18.04 server (no sound card), it makes crackling noises in the audio. I'm using arecord to get audio from it. When I play more than one stream of audio, I ...
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2answers
226 views

Weird ball dropping in water sound in Ubuntu

I've got a remote machine that seems to somewhat regularly output this weird artifact sound. It sounds like something like a ball or bucket dropping into water. When I record 2 seconds of audio using ...
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41 views

How to connect audio devices to loopback devices with PulseAudio?

I have a digital piano connected to a Focusrite Scarlett 2i2 USB audio interface. That interface and a Logitech USB webcam are both connected to my computer. I want to merge the sounds from the ...
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1answer
73 views

Drivers completely messed up after the last Ubuntu update [closed]

Ma laptop (Dell Vostro 7590 with a i7 9th gen) was working completely fine with Ubuntu but the last update from Ubuntu completely messed my drivers. After the reboot I had no sound. I fixed this ...
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9 views

Extract middle minute (Frames) from an audio using FFmpeg

I am trying to extract the middle x minutes from some audios using FFmpeg. So far the closest thing to this, that I can find is by specifying the start- and end-time of the extracted frames. ffmpeg -...
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10 views

Bluetooth audio quality suddenly drops some time after connecting

I'm using a bluetooth receiver to output audio to my earphones. I'm using the A2DP standard, and nothing changes relative to that. Linux isn't changing the profile nor is the transfer rate dropping ...
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39 views

External microphone does not work on linux debian 9

I am not able to use an external microphone in debian 9, I have installed the main package alsa and all its derivatives, my audio driver is Realtek ALC269, I installed the pulseaudio program, but it ...
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16 views

Visualizer for Mps-youtube

I have mps-youtube installed and configured to run with the mpv player. Is there a graphic equalizer which can run in the terminal that can work along with the mps-youtube player? The idea is to have ...
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23 views

Turn off jack audio controls using ALSA configuration file

My audio player recently went nuts and randomly switches audio tracks during playback when I'm using it in motion. After a brief investigation I have discovered that the headphone jack is a cause of ...
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29 views

Linux sound is pitched and slowed down when going through the sound card of a mixer controller

When I connect my mixer to my Debian/KDE machine the sound is slowed and pitched down. Strangely it rarely works after restarting the mixer console. Once it works I can change the sound output under ...
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30 views

Arch Linux - No Audio anymore ( Alsamixer / Pulsaudio )

I am not 100% if it is because of updating with pacman -Syu or simply because something else happened but since today my audio output is not working. I am dual booting with windows and with windows ...
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1answer
42 views

How can I increase volume level on Ubuntu?

I have Levono ideapad L340 with Ubuntu. I would like to increase volume level. Alsamixer and Ubuntu's volume level shows maximum. Is there any other way to increase the level?
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14 views

Debian hiss on speakers only when no music is playing

Just installed Debian 10 (Buster), and now there's an annoying hiss whenever there's no music playing (this didn't use to happen on Debian 9 with the same equipment). When I put a song to play, the ...
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1answer
38 views

How to remove noise in speakers?

After my operating system boots, I can hear repeatedly scratch-like noise from speakers. I googled this problem, and almost found solutions somewhere: if I type like a echo 0 | sudo tee /sys/module/...
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1answer
33 views

ffmpeg: extract audio only from a media file using the best presets (2.0)

I was reading Cut part from video file from start position to end position with FFmpeg a few days back and I tried the following and it worked. While the video part was good, I am not sure if the ...
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17 views

Adding LADSPA plugins to ALSA capture

I'm creating a radio streamer, in which I take an ALSA microphone input and route it to some streaming software. My streaming program currently just takes input from hw:0,0, which works fine; but I ...
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19 views

No soundcard detected

I recently purchased an HP EliteBook 840 G6 with Bang & Olufsen speakers, and it seems that the soundcard is not detected in Linux. ~ $ cat /proc/asound/cards --- no soundcards --- What are my ...
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38 views

strange problem with audio

I don't know exactly how to describe the problem. I've had it for a while and I haven't found any response from teachers or from any forum I have reviewed I started using linux for a while now, but I ...
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9 views

Have mocp observe a folder to play music

Is there a way I can have mocp observe a folder and shuffle play between all files, even as they are added?
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1answer
79 views

alsa 16 channel audio playback using dshare plugin is getting stuck at poll function on /dev/snd/timer

Problem: Send 16 channel audio TDM stream over SAI(5) datalines using freescale IMX8m. There's no codec termination on the HW. only the data is framed in a TDM fromat and sent over the I2S Datalines. ...
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25 views

I can't play audio and video sometimes

Sometimes I can't play audio and video on my computer, both local files and online videos are affected. I can still drag the timeline bar and the image of that frame will show, but I just can't play ...
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1answer
113 views

How to disable the power saving for snd_hda_codec_realtek?

I'm on Linux Mint 19.3 (Kernel 5.3.0-28) and my mainboard comes with a Realtek ALC887 onboard chip (snd_hda_codec_realtek). Due to the default power managment the power saving state switches on and ...
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1answer
24 views

How to trim input audio by FFMPEG?

The below command well works for trimming the output audio ffmpeg -i input.mp3 -af silenceremove=1:0:-50dB output.mp3 However, I am concating several mp3 files, ffmpeg -i 1.mp3 -i 2.mp3 -i 3.mp3 -...
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49 views

How to fix minijack CTIA OMTP detection?

I have Dell 7540 with Realtek ALC289 sound card and running Manjaro. I'm struggling with my minijack headset with CTIA TRRS plug. Laptop usually assumes that it's OMTP rendering it useless. Sometimes ...
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1answer
29 views

Plymouth theme with sound

Is this possible? Just a yes or a no. I'm not sure where to look for good documentation on Plymouth theme creation
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52 views

Raspbian: Check the sound output

How can I check, from the command line, that the audio line output (of a virtual device created with ALSA plugins) has an audio signal? And check the strength of the signal?
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1answer
137 views

ffmpeg only outputs at bit depth s32p when converting from flac to alac

I'm trying to convert some audio files from FLAC to ALAC (m4a) using ffmpeg. For my environment (Apple & Sonos), the lowest common denominator seems to be as follows: ALAC (.m4a) encoding at ...
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1answer
35 views

Loud squeak in the start of Kali

When I start Kali Linux, there is a loud squeak. How it can be turned off. Found on the Internet, about Debian but there is no necessary file (fbdev-blacklist.conf). Tell me how I can turn off this ...

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