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Questions tagged [audio]

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

1
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1answer
21 views

Sound stopped working on Debian

I've been using debian 9 from sometime, it's been good. But suddenly audio has stopped working. I used headphones, and after that it has stopped working. It is showing popular "Dummy Output" for ...
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0answers
25 views

PopOS - Headphones making Heart Beat sound while plugged in

Since this morning my headphones have been making a "Heart Beat" thumping noise while plugged in. No sound plays through them. Sound plays normally through laptop speakers. I am running Pop!_OS ...
1
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1answer
29 views

Debian 9. Sound works only ~17sec

I have Debian 9 with Gnome on my Asus A52JT laptop. Sound works well in headphones, but in speakers only first ~17 seconds ~$ uname -a 4.9.0-8-amd64 #1 SMP Debian 4.9.130-2 (2018-10-27) x86_64 GNU/...
2
votes
1answer
30 views

Convert sound encoded in RTTY 45.45 baud using minimodem

I've downloaded a file encoded in RTTY 45.45 baud (mp3 output of linked video). I'm not sure if the final output should be audio or text. I've also installed minimodem which I'm reading can convert ...
1
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2answers
39 views

Batch convert (decode) audio into multiple formats with ffmpeg

I have a directory with a bunch of CD quality (16bit 44100Hz) wave-files. How can I batch decode those into different formats (lets say FLAC, OGG and MP3) using ffmpeg? Update: here are the commands ...
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0answers
38 views

Why can I hear when I switch images, despite no sound being active for this action? [closed]

When I open an image viewer and turn the volume up to the maximum, I can hear a super silent sound when I switch images. I'm not totally sure, but I think it is only there when I haven't seen that ...
0
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0answers
27 views

How to get PulseAudio to automatically start in debian

I've recently installed Debian on my Laptop and for some reason, I never have audio until I type pulseaudio --start into a root terminal. I have tried to get PulseAudio to start at startup in order to ...
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0answers
8 views

Audio distorted and lowered pitch when starting an audio stream

The facts: This happens on any Linux kernel. This happens on any Linux distribution. It happens on both input and output, but not necessarily both at the same time. It doesn't happen consistently, it'...
2
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0answers
24 views

Sound on multi-seat system? [closed]

I have set up a multi seat system, distribution of input devices and displays is working. Now I want to assign Audio devices to the users. Audio is supposed to be played over HDMI, so the displays ...
0
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1answer
23 views

How to control volume with media keys?

My install: Gentoo + Xorg + i3 + PulseAudio. acpi_listen gives correct output, like, VOLUP, VOLDOWN But I can't figure out how to make these keys actually change the volume. My laptop model is HP ...
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0answers
9 views

Enabling I2S on Qualcomm Snapdragon 820 board

I'd like to configure a Qualcomm Snapdragon 820 board for I2S communication as an I2S slave to an external codec. Currently, the board has some GPIOs that can be configured for I2S function. How can I ...
1
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2answers
51 views

Equalizer APO Equivalent for Linux

Is there a Linux app with the same features of Equalizer APO second link for Windows? Something that would accept such setup, like Equalizer APO does? | Band| Type |Freq(Hz)|Gain(dB)| Quality | ...
1
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1answer
34 views

How to check if headphones/speakers are plugged in

I am running a script that produces audio output, and I want to set different volume levels depending on whether headphones are plugged into my notebook or not. My script already sets different ...
0
votes
1answer
28 views

Is there a more lightweight solution to read/write MP3 with Linux+Python?

This works very well to export a WAV to MP3: from pydub import AudioSegment song = AudioSegment.from_wav("test.wav") song.export("test.mp3", format="mp3", bitrate="256k") but it requires to install ...
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0answers
21 views

Debian: no sound from soundcard after upgrade to Buster

After a dist-upgrade from stretch to buster, I don't have soundcard audio anymore. The sound works fine through HDMI (see picture below) and even bluetooth. The problem is getting it working with ...
1
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0answers
29 views

ALSA Lib and Fork Support Errors in Personal assistant -Python - Raspbian [closed]

My personal assistant built on python was working fine till few days ago. Now it is producing these errors. I am working on raspberry pi with OS Raspbian. E1123 17:07:41.305739108 3048 fork_posix....
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0answers
38 views

Matebook X PRO, 2 speakers working and 2 not. Linux Mint 19

I've got a Matebook X PRO with Linux Mint 19 on and I've this strange behaviour. First, my pc has 4 speakers that under Windows works perfectly with Dolby. Installing Mint I've no more this feature, ...
2
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0answers
152 views

How can I get my laptop's internal speakers to work correctly on NixOS?

As far as I can tell, the subwoofers on my Lenovo Yoga C930 aren't being engaged at all on NixOS, which results in a really flat sound. The speakers sound great when I reboot into Windows 10. How can ...
0
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0answers
36 views

Trying to send midi audio to Discord on Xubuntu

I have a casio keyboard which doubles as a midi controller, and I want its audio to go through a discord voice call. I don't have an audio-in jack, or else this would be trivial, so I'm going the usb ...
0
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0answers
35 views

How can I get bluetooth speakers to work with pulseaudio in NixOS?

I've managed to get my bluetooth speakers to connect, but Pulseaudio apparently doesn't recognize them as an audio device. Following advice on the NixOS Wiki, I now have this in my configuration.nix: ...
0
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1answer
17 views

Directly play input sound (Mint)

I recently set up a Linux Mint 18 machine, which has an electric piano plugged into it via a USB sound card. Now, the input works: we can record sounds from the piano; and the output works as we can ...
1
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0answers
22 views

Is there a way to set “permissions” on PulseAudio controls?

I'm on a multiseat system where PulseAudio is set up as system-wide daemon using systemd. Works perfectly fine, but a user now needs access to the PA server (audio-depending app.). Is there a way I ...
1
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0answers
15 views

How do I get Port level granularity when using Pulseaudio?

I'm trying to remove noise from a mic. pacmd list-sources shows analog-input-mic and analog-input-internal-mic However when i run pacat it only allows a device-spec name: <alsa_input.pci-...
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0answers
33 views

ALSA - Sound stopped working in Arch for USB sound card after upgrading KDE from 5.7 to 5.14

Yesterday, I upgraded KDE from 5.7 to 5.14 after having display issues because it turns out I had installed the wrong package. I had some trouble initially getting sound to work in 5.7, but I finally ...
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0answers
7 views

Starting application before firewire device is ready

To use an audio application requiring jackd-firewire, I have to start up things in the following order: Power up the hardware interface (a Phonic mixing console in my case) Start jackd Start the ...
1
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0answers
39 views

laptop-mode-tools causes power saving behavior on the intel HDA sound card, despite /sys/module/snd_hda_intel/parameters/power_save being 0

I've run into a peculiar issue. Let me describe: (please read EDIT2 as it gives the most important piece of the situation) On boot, from GRUB I pass argumentssnd_hda_intel.power_save=0 snd_hda_intel....
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0answers
56 views

Sound not working in ubuntu 16.04

I am not able to get any sound. I tried a few approaches suggested here itself like this one. However I was unable to solve the problem. On trying to play a song using aplay -D plughw:0 some_file.wav, ...
1
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2answers
72 views

Almost every CLI music player doesn't work (in an SSH terminal)

Goal: Play music on a server, preferably using cmus, using SSH for player control. First try: cmus I run cmus in a terminal, literally nothing happens. It just loads (i guess). Tried cmus -vvvvv - ...
2
votes
1answer
228 views

Debian dummy output alsa hooks failed

yesterday my audio working just fine. But, today after I upgrade packages using dist-upgrade pulseaudio detects no cards and just show dummy output in volume control. After some research I thought it'...
0
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1answer
30 views

Adding metadata to opus file from command line

I have a collection of opus music files that needs tagging and a text file containing the appropriate tags. I'm trying to accomplish the tagging through a Python script but I need a way to edit the ...
3
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1answer
316 views

Audacity doesn't work with pulseaudio anymore

UPDATE: Today's upgrade to alsa-lib-1.1.7-2 fixed the issue. (2018-11-23) Arch Linux, up-to-date. As so often, a -Syu upgrade broke things again. This time it's audacity. Usually audacity, and any ...
2
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1answer
14 views

Simple audio forewarding scheme

laptop(1) - wifi router(2) - wifi enabled PC(3) - speakers(4) (1) is a portable laptop, running some graphical interface. It has ssh access to (3) set up. (3) is an old machine, and thus running ...
1
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1answer
23 views

How do I get stereo output on Asus Xonar DGX in Linux?

How do I setup my Asus Xonar DGX to run 4.0 sound in Linux? I get mono front and mono rear when I try. I used alsamixer to set Analog Output to Multichannel. When I run: speaker-test -Dplug:...
3
votes
1answer
63 views

Make noise on Ubuntu 18.04 without internet

I have an Ubuntu machine that currently has no internet connection. I want to set it up so it makes a sound when internet comes back. I'm not sure this machine has a PC speaker, but there is a ...
1
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0answers
68 views

My audio stopped working suddenly in Debian/i3wm/alsa/pulseaudio

Once after i rebooted my laptop, my sound just stopped to work since then. I've already search a lot of solutions, the common solutions didn't suit my case. The auto-mute mode is disabled in ...
0
votes
1answer
25 views

Getting the audio-playtime of a folder from the command line

Is there a way/tool for the linux command-line (bash) to get the overall audio playtime of a certain directory? Something like: playtime --all --recursive /Music/DrumAndBass/ output: 1:35:06
1
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4answers
55 views

Find and remove audio files which has less than 3 minutes of play duration

Is there a way to find and delete all the audio files recursively (MP3 files) which have less than 3 minutes play duration time? Consider the situation that I have mixture of multiple format files (e....
0
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2answers
148 views

Is an audio equalizer available for Linux Mint 18.3?

I have Googled myself into near exhaustion trying to find an audio equalizer for Linux Mint 18.3. The only advice I've found is for older versions of LM or Ubuntu, none of which work for me. I ...
0
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0answers
106 views

Can't disable audio loopback in Ubuntu 18.04

I've got a Sony WH-H900N bluetooth headset that I'm having trouble to get to work properly on ubuntu 18.04. I get constant loopback from the microphone to the speakers, which really defeats the ...
3
votes
1answer
59 views

How to make new ALSA control appear in amixer

On an embedded Linux system I am creating a custom ALSA "soft volume" control as described here. The control itself works as expected, except that upon boot it does not show up in amixer. It only ...
0
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0answers
22 views

Piano kbd connects to Qsynth but no sound

I'm running Mint 18.3 Mate on an Intel i5-8600K desktop. I do not have a sound card or speakers. I have a Sennheiser headset that works fine when I listen to something off the web like youtube. I ...
0
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0answers
48 views

bluez, pulseaudio, and ofono crashes and problems in iMX8 - Wayland

I have been trying to develop an application that has media playback, media control, and telephony with i.MX8 QuadMax MEK board. I use Yocto fsl-imx-wayland distro, which uses Wayland desktop with ...
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0answers
161 views

How to setup a virtual mic and pipe audio to it from node.js

Summary: I've already asked this question on StackOverflow, it got some attention, but unfortunately no one was able to help out. I figure this is because ALSA devices are a fairly specific topic and ...
0
votes
1answer
137 views

Sound doesn't work properly in root but does in normal user

I'm using debian 9 with gnome. When i use the root the volume control doesn' t work and doesn' t have the megaphone symbol (that is also missing in the gnome panel). I can move the bar but doesn` t ...
1
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2answers
213 views

PulseAudio not recognizing Intel HDA after upgrading to Debian testing (Buster)

I noticed a problem a over the summer after upgrading from Debian 9 stable to Debian 10 testing: PulseAudio no longer recognized my Intel HDA audio devices. At the time I was able to switch to my ...
0
votes
1answer
54 views

Splitting up a pcm file into minute using ffmpeg long chunks

I have a large pcm file with about an hour's worth of data. I want to split it up into minute long chunks. Is there a way to ffmpeg to do that pr some other utility? Basically going from 0 - 3600s I ...
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0answers
66 views

What is the proper package for “linux-modules-extra” in ubuntu 18.04 bionic?

I just installed Ubuntu 18.04, and had a heck of a time trying to get my simple embedded intel Series/C200 audio support to work. Turns out that I had the wrong version of linux-modules-extra- ...
1
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1answer
141 views

Is the cx2072x codec added to the Linux kernel 4.18?

I am using an E200HA laptop and I am having a problem with the CX2072X codec. Has this problem been fixed in the Linux kernel 4.18? If not, do you have any developers who participated in the official ...
1
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1answer
50 views

PulseAudio network stream not available on WiFi

I have PulseAudio streaming over my local Ethernet LAN. I play sound from my client (a laptop) to a PulseAudio "server" which is connected to speakers. Both run PulseAudio verion 12.2. When I switch ...
2
votes
1answer
50 views

KDE makes loud, startling noises

I have KDE as the window manager, and I cannot figure out how to stop it making ding-a-ling noises at extreme volume. Example: Open Konsole. Open a second tab. Close the whole window with its × ...