Unix and Linux Stack Exchange
Unix and Linux Stack Exchange

Questions tagged [alsamixer]

50 questions
6
votes
1 answer

How can I get my unsupported sound card to work with ALSA?

I get no sound via the speakers of my Lenovo Legion 7i laptop, which alsamixer tells me is using a Realtek ALC287. I have tried various Linux distros and kernel combinations, including Ubuntu 16.04, 18.04, and 20.04, with both the default and…
BLuFeNiX
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5
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4 answers

Ubuntu: No sound from speakers, headphones jack detected even when no headphones are connected

I have a problem with the audio in Ubuntu 17.10. No sound from speakers unless auto-mute from alsamixer is disabled. In that case sound goes to both speakers and headphones. All sound cards are installed, however, even when headphones are not…
Caserio
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4
votes
3 answers

How to switch between headphones and speakers without disconnecting

When I connect my headphones into the front jack, my speakers (line-out) get muted. I would like to switch to speakers without disconnecting my headphones. I see two possible options in gnome-control-center and pavucontrol: Headphones and Line-out.…
BlueManCZ
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4
votes
3 answers

Find out whether sound output is muted (ALSA with Pulseaudio)

I'm trying to look for a command that outputs 1 or 0 depending on whether I have my output muted. I was trying this: amixer sget Master This is the output I get: Simple mixer control 'Master',0 Capabilities: pvolume pvolume-joined pswitch…
bp99
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3
votes
0 answers

Merging two USB microphones into one stream using ALSA or PulseAudio

This is all very new too me and the question might be simple/stupid. I have 2 USB microphones (with speakers) connected to a PC. Card 2 and 3 below. arecord -l **** List of CAPTURE Hardware Devices **** card 0: PCH [HDA Intel PCH], device 0: ALC892…
theAlse
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3
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2 answers

I need to know how to get sound in Linux to do something specific

What I want is to separate two different applications' sound output from each other, and pipe that into a sound editing program. What I need is a way to add an entry in record that outputs into the playback tab. I need two of these. I'm not sure…
user353378
2
votes
1 answer

Microphone Input plays Sound Ouput, Sound Output is linked to Microphone Settings

I have been trying to fix some audio issues since downloading Debian 11 on my laptop, which has both an in-built speaker and a microphone. I use earbuds that don't have a built-in microphone. When playing sound (either via earbuds or via laptop…
bottledcaps
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2
votes
1 answer

Change clock bitrate (ALSA, PCM) at runtime AM335x

I am currently working on an embedded board with a WM8776 which uses the MCASP1 of the AM335x. This works as expected and has expected behaviour. What I now want to do is make a driver which can switch frequencies. I have two clocks which go in into…
Lars
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2
votes
2 answers

Parsing audio format rates from USB Audio Interface fails, causing disconnect/rediscover loop

When I connect my PreSonus USB AudioBox 96 to my Ubuntu 18.04LTS desktop via USB2.0 port, dmesg shows the following errors in a loop: [ 8764.468004] usb 1-11: new high-speed USB device number 61 using xhci_hcd [ 8764.516953] usb 1-11: New USB…
khornlund
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1
vote
0 answers

HDMI audio not working (?) on SoC Celeron N3350, analog audio works [sof-essx8336]

I have just installed Debian 12 on a mini PC equipped with Celeron N3350. The goal is to use it for bluray playback. So far the video is smooth, but I can get audio only from the jack analog output. aplay -l **** List of PLAYBACK Hardware Devices…
Rho Phi
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0 answers

how to open line or mic with snd_pcm_open

I am writing code on Raspberry Pi that connects to a ICUSBAUDIO7D device for capture. I have been successful so far talking when I pass in "default" as a path r = snd_pcm_open(&_pcm, "default", SND_PCM_STREAM_CAPTURE,…
vinthewrench
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1
vote
2 answers

How can manage output device with amixer command?

There are two output devices : headphone and line out in my pc.I can select one of them as output decice with the PulseAudio Volume Control.Can amixer do the same job such as pulseaudio? I want to select speaker on card 1 to play audio. amixer -c 1…
showkey
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1
vote
1 answer

Headphones recognized as Headset

When I plug in my headphone into the (only, so pobably combined out/in) jack in my laptop in Ubuntu 20.04 the config switches output to headphone (I like that) and mic to the non-existing headphone mic (not so). I can switch the mic back to internal…
fisch
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1
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1 answer

5.1 sound with external USB soundcard (Soundblaster HD)

I'm trying to make 5.1 sound work on my old Soundblaster HD. This through the toslink digital output of the card. I set those values in the pulseaudio daemon: remixing-produce-lfe = yes remixing-consume-lfe = yes lfe-crossover-freq = 80 …
jfk
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1
vote
0 answers

CentOS is not detecting my Microphone, I can't save alsamixer settings

I can't record and I was reviewing my Microphone. Checking [joseluisbz@centos ~]$ uname -r 5.7.8-1.el8.elrepo.x86_64 [joseluisbz@centos ~]$ [joseluisbz@centos ~]$ arecord -l **** List of CAPTURE Hardware Devices **** card 0: PCH [HDA Intel PCH],…
joseluisbz
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