Questions tagged [audio]

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

637 questions with no upvoted or accepted answers
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12
votes
0answers
311 views

How to increase sound volume on eMac P69 running FreeBSD 10.3?

I've got FreeBSD 10.3 (PowerPC) installed on eMac P69. I'm using MPlayer to test loudness. I already use -af volume=10:1-like options but they tend to distort sound pretty quickly + it is not really ...
10
votes
2answers
3k views

Microphone volume on USB soundcard very low, snd_usb_audio options?

I have a C-Media USB soundcard installed on my Raspberry Pi: Bus 001 Device 004: ID 0d8c:0008 C-Media Electronics, Inc.. It is a USB cable with an XLR end on the other side, to which I have an XLR ...
7
votes
2answers
3k views

volume hot keys in Crunchbang don't work

I've spent 2 hours on this and still can't figure this out. It's driving me insane. Please save my sanity. When I press mute, the pnmixer control in the top right shows that I've pressed mute, but ...
6
votes
0answers
629 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 (...
6
votes
1answer
6k views

Sound volume control does not work in Ubuntu

My sound volume control does not work when I'm logged in with my regular user, though the sound works correctly. What's weirder is that the sound control works when I'm logged in as guest. With my ...
5
votes
1answer
1k views

Sound output not working properly in chroot

So I have a 64-bit Linux Mint 17 system and I am trying to set up a chroot environment with a 64-bit Ubuntu 12.04-based system (actually something called Vinux, an Ubuntu remix). The problem is that ...
5
votes
1answer
1k views

How to make Alsa Loopback device to work in Puredata

I'm trying to route an audio signal from an Airplay source (with Shairport-sync) to Puredata. To do so, I created a Loopback Device in Alsa. Then I set this virtual device as Shairport's output like ...
5
votes
0answers
1k views

Why don't I hear audio playing from my CentOS 6.5 Vagrant box?

I want to play a wave file from my CentOS 6.5 Vagrant box using aplay and of course I want to hear the sound. This is what I do: > aplay sine.wav Playing WAVE 'sine.wav' : Signed 16 bit Little ...
5
votes
1answer
2k views

arecord to record what is playing on speakers

The command arecord foo.wav records from microphone and saves to file foo.wav. Is there a way I can have arecord record what is coming out of speakers instead of recording from microphone? Or perhaps ...
4
votes
0answers
590 views

Pulseaudio: Two headphones (bluetooth, analog-stereo)

I'm trying to listen to a video from two headphones, one connected via bluetooth and one connected by cable. Both options work on their own, but I cannot get the combination to work. I'm using the ...
4
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0answers
2k views

Audio Port: ASoC: no backend DAIs enabled for Audio Port

I have installed Arch Linux (x86-64) on a tabled, which is Chuwi Hi12. I have downloaded this sound codec specific for this tabled here: https://github.com/kernins/linux-chwhi12/tree/master/sound/soc/...
4
votes
0answers
127 views

Playing audio tracks through S/PDIF or Toslink with track marks

I recently got a MiniDisc recorder and I'd like to put some music on it from my PC (running Arch). Back in the old days, one could copy CDs over to MD or DAT by hooking up a CD player to a recorder ...
4
votes
0answers
681 views

linux fails to reconnect to bluetooth speaker after power cycle

I'm having trouble with an external Bluetooth speaker (a Bose Soundlink II, but I suspect it's not device-specific). After some delay, the device goes to sleep and turns itself off. This should be ...
4
votes
0answers
111 views

Sound feedback while in terminal/text editor?

When I am typing in the terminal, often I am typing in commands or code without necessarily looking at the screen. Probably this would annoy many people, but for me I would like audible feedback from ...
4
votes
0answers
551 views

Gnome finds no audio devices

I've installed ArchLinux on a Dell XPS 15 L521X. For some reason when Gnome boots it finds no audio devices. If I switch to a virtual terminal and use the terminal based music player cmus to play ...
4
votes
0answers
528 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 ...
4
votes
0answers
2k views

Only dummy output available for audio on linux

Ok so, I have Linux Mint 17.2 Cinnamon installed. But I installed also xfce4 and openbox and am using xfce4 desktop environment with openbox. At first, I had few issues with audio volume control and ...
4
votes
0answers
1k views

Default input device sox

I'm trying to configure sox to use a webcam that I just ordered. I've confirmed that the mic works through the GUI. I ran arecord -l and found that the card, device numbers are 1 and 0, respectively. ...
4
votes
0answers
1k views

No sound on detected headphones (arch)

alsamixer and pavucontrol shows everything is detected and unmuted. The speaker on my Laptop are working, only the headphones are detected and on mute or unmute I hear a short crack and nothing ...
4
votes
1answer
432 views

How do I check if sound card is in use and, if possible, which process is using it?

I want to know if a program is using my sound card without my knowledge. I thought about building a program that uses low-level device driver code to do the trick, but am now interested in seeing if I ...
4
votes
0answers
301 views

urxvt- play mp3 instead of beep

Does anyone know how to make urxvt play a mp3 file in replacement of a system beep? My PC does not have a pc speaker so I need a way to make terminal notifications go through sound card.
4
votes
0answers
1k views

Share alsa capture device with alsaloop

I'm trying to 'share' the microphone input such that programs can have access to it. Initial naive attempt. In one terminal: alsaloop -C hw:1,0 -P hw:0,0 -t 500 -c1 -A 5 -T-1 --resample -v In ...
4
votes
0answers
2k views

Set maximum volume in Arch Linux

Recently, I purchased new over-ear headphones that have some really powerful speakers. I usually have to listen at ~4% volume to use them comfortably. Each time I restart my computer, they move back ...
4
votes
0answers
298 views

Debian: pulseaudio sink volumes syncing?

Running Debian jessie with pulseaudio, sometimes I would use pavucontrol to adjust volumes of different applications at varying levels. Then when I would forget about it and adjust the volume using ...
4
votes
0answers
1k views

How to set up AMD Cayman/Antilles HDMI Audio (Radeon HD 6900 series)?

I've got an AMD Radeon HD 6950 card: $ lspci | grep AMD 03:00.0 VGA compatible controller: Advanced Micro Devices, Inc. [AMD/ATI] Cayman PRO [Radeon HD 6950] 03:00.1 Audio device: Advanced Micro ...
4
votes
0answers
679 views

Switching output sink/moving audio streams - but some apps still use the old sink!

I'd like to easily switch between a usb-connected amplifier/dac and my onboard audio. I'm using a fully updated Arch Linux x64 with PulseAudio 4.0-2. Another thread on this board is about switching ...
4
votes
2answers
1k views

Why does Arch Linux keep Windows headphone mute

I have Windows 7 installed, and headphones work perfectly. Few days ago, I installed Arch Linux along with Win7. This issue appears with gnome/xfce4/openbox. Perhaps it is not related to desktop ...
4
votes
1answer
4k views

Is there an easy way to switch playback soundcards?

I recently purchased the roccat kulo headset which comes with a nice USB soundcard, completely functional under linux :). Howsoever I now struggle to easily siwtch between my laptops integrated ...
4
votes
0answers
1k views

Using Creative Sound Blaster on Ubuntu Server

I just got a Creative Sound Blaster for playing audio wirelessly. I connected it to a virtual version of Ubuntu desktop and just had to go into the sound settings and switch it to the USB and the ...
4
votes
0answers
151 views

Restricting sound control

I need to restrict users so that they cannot output sound from built-in speakers. They should plug their headphones to hear any sound. They should be able to control headphone volume level, but not ...
4
votes
0answers
7k views

No sound with Mint 12 and Realtek ALC892

Installed Mint 11 last week and I've got no sound. I've read around, went through the trouble shooters. Poked and prodded. Still no sound. It worked right out of the install with this hard ware in ...
4
votes
0answers
1k views

No sound in webex player in wine

I am using Fedora Core 10. I have installed wine with both wine-alsa and wine-oss sound drivers. I am able to hear test sounds by running winecfg, but when I run the webex player there is no sound, ...
3
votes
0answers
622 views

No sound. Pulseaudio broken ( Fedora )

I uploaded a fedora yesterday. Everything worked just fine. But today, there is no sound. There's no sound. I tried things about Purseaudio, but it didn't work. How can I fix ? ( W: [pulseaudio] main....
3
votes
3answers
3k views

Make Slack prefer my headset for audio (as it used to)

I run the Slack standalone application on an Ubuntu 16.04 machine which has two sound devices: the built-in sound, and a USB headset. I don't use a desktop environment, but I am running X and ...
3
votes
0answers
672 views

HSP/HFP not working

I´m trying to use my bluetooth headset on my laptop on arch. I got it connected and am able to listen to music using A2DP. But trying to use it as a headset I don´t get any input nor output working ...
3
votes
0answers
2k views

Fedora 29, Intel HD audio, no sound from speakers or headphone jack

I am using Fedora 29 and am not able to get any sound out of my machine. As far as the operating system is concerned (when using alsamixer, pavucontrol, etc.) sound should be working, nothing is muted ...
3
votes
1answer
530 views

Debian 9 Stretch 3.5mm jack not working

Recently, I installed Debian 9 Stretch (dual booting with windows 10 using grub). Everything works fine for now, except my headphones. The PulseAudio 'Volume Control' interface detects my headphones ...
3
votes
0answers
226 views

What is the proper way to declare the built-in microphone as mono?

I had some strange issues with the built-in microphone on a Lenovo IdeaPad 310-15IKB laptop under Linux Mint 19.1. For example, it was not working with Skype, but was working with Gnome Sound ...
3
votes
0answers
592 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 ...
3
votes
0answers
2k views

Connecting to bluetooth headphones to audio sink

I have a problem with my Sony WH-1000XM2 headphones on Linux Mint 18.3. I'm using Blueman and I was able to configure an automatic Bluetooth connection which works as soon as I turn on my headphones....
3
votes
0answers
226 views

Debian does not detect when I put in my headphones

I have a clean install of Debian 9 and everything works fine except that I get no sound when I put in my headphones. In alsamixer, I don't even have the headphones option. I do not have anything in ...
3
votes
0answers
824 views

How do I use aplay and arecord to capture audio from the sound card line-in and then directly stream it to line-out?

I'm working with a Raspberry Pi hat sound card that has ADC and DAC with RCA line-in and line-out. I'm running Raspbian on the Pi. I'm attempting to capture data from ADC and pipe it directly to the ...
3
votes
0answers
2k views

No sound in Linux

So sound used to work in my Linux distros. I use Qubes OS, Tails, and Fedora. All used to have sound but lost it for whatever reason even after fresh reinstalls. Pavucontrol in Qubes OS gives me "...
3
votes
0answers
869 views

How do I calculate noise level of an audio file with ffmpeg?

Related questions on this site that unfortunately don't match my use case: Compare two audio files How to use sox or ffmpeg to detect silence intervals in a long audio file and replace them by zeros (...
3
votes
0answers
379 views

Sound output limiter to prevent volume spikes on a Linux desktop?

Is there a way to prevent sudden sound spikes in Chrome browser like those caused by streaming TV commercials? I've Googled for a solution to this but the only thing I've found is a Windows utility ...
3
votes
0answers
458 views

Alsa/Pulse mute audio after a while with network sink on raspbian

Here is my setup : Raspberry 3 with raspbian, connected to TV (video and sound) and connected to lan with ethernet. (pulseaudio 5.0) Arch Linux Laptop and Desktop (Ethernet / Wifi) - (Pulseaudio 10) ...
3
votes
0answers
2k views

sound recording with motion?

I want to set up a daemon that starts recording video with sound when it detects noise or movement. There are tools that do that separately but can they be done at the same time? Can I set up motion ...
3
votes
0answers
97 views

Sync two output's volume levels on Pulseaudio

How can I sync the volume of two or more outputs on Pulseaudio? I use XFCE's audio plugin and pavucontrol
3
votes
0answers
1k views

Creative CA0132 no sound

I'm trying to get my sound card of my gigabyte g1 gaming ga-z170x-gaming 7 working. I've installed fedora 23, kernel 4.4.7-300.fc23.x86_64, there is no sound, however hdajacksensetest -a shows my ...
3
votes
0answers
791 views

Connect to two bluetooth audio sinks

I have two bluetooth audio receivers, one in the living room, and one in my bedroom. I connect to those from my laptop. Both receivers are visible from most places in my house. My plan is that I ...

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