Advanced Linux Sound Architecture (ALSA) provides audio and MIDI functionality to the Linux operating system.

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ALSA - no surround playback with mplayer

When I run: speaker-test -c6 ...everything is fine. I get 5.1 playback. However, when I run: mplayer -channels 6 "some video with 5.1 audio" no audio plays. Here is what appears in the ...
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1answer
60 views

Kali Linux No Sound

Basically I misstakenly removed alsa config because of this guide http://hackerzelite.blogspot.in/2014/03/fix-sound-driver-on-kali-linux.html . And there is no sound icon now, as well no sound. But ...
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4answers
3k views

Skype 4.3 without PulseAudio, only ALSA. Any options?

I have been using Skype for over 10 years now, almost since the initial release, and most of my friends/family/colleagues use it too. So switching IM is not an option. Microsoft has recently changed ...
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0answers
29 views

Set usb soundcard as default device

I'm trying to get my usb sound-card working. It's a Focusrite Scarlett 2i2. I've read through a number of tutorials non of which was doing anything but sometimes blocking the output of more than one ...
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1answer
56 views

Korora laptop / Trisquel 7 audio not working

I have Trisquel 7 netinstall installed on a ThinkPenguin Korora laptop. nik@Penguin-Korora:~$ lspci|grep Audio 00:03.0 Audio device: Intel Corporation Haswell-ULT HD Audio Controller (rev 09) 00:1b.0 ...
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0answers
136 views

Dolby Digital 5.1 on Linux Mint for ASTRO A40 Headset

I've been having an issue with setting up surround sound for my headset on Linux. Currently, I'm able to receive sound from my computer without Dolby Digital. I'll try to be as specific as possible: ...
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2answers
588 views

Linux Mint and sound problems

I'm running into a no audio problem on the latest version of Linux Mint (Rebecca). I've uploaded the data to here for anyone to peruse, and hopefully find a solution to this problem: ...
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0answers
136 views

tidal-hifi playback with alsa stops after every song

I am using tidal hifi for music streaming under linux (Mint 17, 64bit) with Chrome. To achieve bit perfect playback I turn off pulseaudio ($killall pulseaudio) to purely use alsa for audio processing ...
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0answers
51 views

ALSA/Pulse: How to AVOID upmixing in 6-channel mode?

So, I have the following setup: Gigabyte B75M-D3V motherboard w/ Intel HD Audio (Realtek ALC887-VD chip) Linux 3.17.4 x86_64 Debian testing (jessie) Originally, I was using straight ALSA, because ...
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0answers
75 views

How to setup ALSA Linux audio to Virtual machine sound card?

I have Ubuntu 14.04 Desktop 64 bit installed on an HP Probook 4440s machine. On said machine I have installed VMware Workstation (version 10.0.3 build-1895310) as my default Virtual machine app. I ...
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1answer
41 views

Old ALSA application and PulseAudio

I have an very old application, from repository - it's soundmodem (for amateur AX.25 radio packets). I'm using Linux Mint 17 with default sound driver, it's PulseAudio. Options in application ...
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0answers
22 views

How can you check the number of audio channels available in a USB DAC?

I'm writing a music application for Ubuntu that needs to know how many channels are available on the system. I have a USB DAC with 10 channels and another with 2. How can I read the number of channels ...
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0answers
204 views

Arch linux - sound disappeared after the installation of pulseaudio

I'm using Arch linux with the above onboard sound card : 00:1b.0 Audio device: Intel Corporation NM10/ICH7 Family High Definition Audio Controller (rev 01) Subsystem: Dell Device 0220 Flags: ...
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0answers
42 views

save alsamixer input source centos 6

I am not able to save the input source of my alsamixer. Every time I reboot the system the input source is set back to front mic. I want it to stay as rear mic. I tried alsactl store I disabled ...
7
votes
1answer
18k views

How to disable Auto-Mute Mode?

In alsamixer, there is an option called "Auto-Mute Mode", and it's enabled by default. But now I want to disable it. I've tried different keys but failed. Any idea? 0_0
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0answers
32 views

How can I make my laptop mic only output the left audio track?

For some reason when my laptop (lenovo u510) records audio with both audio tracks enabled, it doesn't produce any sound. I've found that muting the right audio track solves this issue, but whenever I ...
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1answer
139 views

Alsa hardware volume with PulseAudio

Before installing pulseaudio, I was able to control volume for the front (meaning on the front panel, the "headphone" jack) and rear (meaning on the back panel, the "line out" jack) separately. When ...
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0answers
348 views

No sound in headphone jack

Worked fine a week ago. Yesterday when I plugged headphones into my Asus laptop, I got sound both from headphones and speakers. Today after system crash (not sure what was the reason) when I plug ...
12
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1answer
979 views

Linux - Creating Virtual Audio Device

My question here is rather simple. How does one create a purely virtual audio device in ALSA that would be capable of: being used as an audio output destination, being used as an audio input source, ...
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2answers
120 views

aoss is preventing file logging - logging argument commands

I am using an application which requires aoss. The results are required to be appended to a file. When I write these commands, the file is always empty: aoss multimon -a DTMF | tee test.txt aoss ...
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0answers
198 views

Pulseaudio shared library error in Ubuntu

In Ubuntu 12.04 I get the following, whenever I try to use pulseaudio (e.g. when typing pulseaudio --version) /usr/bin/pulseaudio: error while loading shared libraries: libpulsecommon-1.1.so: cannot ...
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4answers
3k views

Disabling built-in speaker in Linux

My workstation has a built-in speaker that, surprisingly, plays audio very well. I also have external speakers hooked up to the audio out jack which are easier to hear. Unfortunately, when I try to ...
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1answer
119 views

Sound does not work on X-server, works in TTY, Arch Linux w/ALSA

My sound system isn't working when I use the X server. When I use it in a TTY, it works fine. In a TTY, the output of aplay -l: **** List of PLAYBACK Hardware Devices **** card 0: Intel [HDA ...
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votes
1answer
552 views

Microphone not working on Apple Macbook Air 1,1 (Early 2008; A1237) under Linux

I'm running Linux on the MBA. I can't make the microphone work. I test using alsamixer and arecord -Dhw -fdat -vv mic.wav together with aplay -Dhw -vv mic.wav It seems there is a problem with Linux ...
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0answers
764 views

After updating archlinux, the maximum volume is far too low

I booted my Archlinux PC today and opened Mumble, and found that I couldn't hear anyone, so I opened some music and I couldn't hear that. After turning my volume to the maximum possible level in ...
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2answers
332 views

Turning speaker beep off by alsamixer permanently

Debian 7, x64. I can turn off the beep by reducing Speaker bar volume in alsamixer to 0. However, after reboot speaker volume in alsamixer is set to 100% again. How can I turn off speker beep ...
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0answers
30 views

ALSA upmixing/processing conditionally from different numbers of input channels

After a lot of research and experimentation, I was able to get ALSA to upmix stereo to 5.1 surround sound the way I want it. However, my problem is now that I can't properly play mono sources (the ...
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1answer
238 views

How to create fake sound card on Ubuntu Server 12.04

I want to run 'blender --background --python script.py' on my Ubuntu Server which does not physically have any sound equipment. It turns out that blender requires sound card. I see following error ...
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0answers
25 views

ALSA from output to input

I need to translate sound from my VLC player right into my microphone input. Maybe I should create some virtual device and.. I don't know what to do.. and my english is not good so it's a real problem ...
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1answer
165 views

How to use synchronous endpoint of USB audio device?

I want to play the same sound over several USB audio devices in sync. Last time I tried something like this was about 2001 and it was successful -- and the pair of Griffin iMics I used back then still ...
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1answer
320 views

linux mint VIA sound issue

So I installed linux Mint 15 "Olivia" 64 bit on my Mecer W550EU laptop I have HD Audio with a VIA chipset charles-W55xEU charles # lsmod | grep snd snd_hda_codec_hdmi 36913 1 snd_hda_codec_via ...
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1answer
1k views

No sound after updating alsa

I am new to Linux but really love Elementary for its simplicity. After noticing that my sound was quite poor in Elementary, compared to Windows 8.1, I have tried updating the sound drivers. I ended up ...
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2answers
5k views

Force downmix to mono on Linux

For personal reasons (I'm hearing impaired) I need my linux machine to produce mono downmixed sound. Downmixed, not just single channel. Is there any possibility to force such behavior in ALSA / ...
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0answers
1k views

Switch default HDMI device in Ubuntu

When I connect my pc to a TV using HDMI cable I don't get audio over HDMI. PulseAudio Volume Control detects the HDMI audi output as unolugged. aplay -l lists the following: **** List of PLAYBACK ...
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2answers
1k views

How can I fix a feedback loop on my microphone in Linux?

First off, this isn't the usual "physical" feedback of a speaker being too close to the mic. This mic is part of a headset so there's no way for the output and input to overlap and cause feedback. ...
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0answers
29 views

Default bluetooth device not allow to record from another device

I have already set the bluetooth device as default device for recording the audio. But I have add the another usb audio device for recording, the bluetooth device not allow the usb device to record ...
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0answers
65 views

ALSA access to multichannel audio card instead of jackd

I have a HDSP9652 multichannel audio card connected to two ferrofish A16 ADAT-to-analog audio breakout boxes, all this is running headless under Ubuntu 13.10, Linux kernel 3.11. Using jackd 0.122, I ...
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0answers
133 views

Using 5.1 surround to play back 3 independent stereo streams

I built a small home server recently. It runs Ubuntu Server 12.04 and has a sound card (Via VT1708) with 3 audio jacks - which I want to use as 3 independent stereo outputs to play back (potentially ...
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0answers
315 views

Gigabyte Brix TOSLINK/SPDIF with Archlinux

I tried setting up the combo analog/digital out on this little box with the help of this adapter, but I can't get it to output anything digital... aplay -l tells me that card 1 device 1 is "ALC269VC ...
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0answers
44 views

Temporarily disable ALSA soundcard (mic)

I have a Linux application where I'd like to temporarily disable audio input from a specific device. Is this possible to do somehow? The system is running Alsa & pulseaudio. Ideally it I'd like ...
0
votes
1answer
49 views

Automatically switch on speakers when there are Alsa clients

I want to connect a relay to one of the GPIOs of my Raspberry Pi. This relay supplies power to the speakers. I would like my speakers to be on only when there is sound activity. I am looking for ...
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0answers
418 views

How can I use a virtual sound card without the hardware?

I'm trying to generate and stream audio+video via aconv to a remote location such as Youtube from a headless linux server, which will then be multicasted out to the internet at large. I have ...
1
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1answer
845 views

ALSA “dmix plugin supports only playback stream” error when using dmix on beagleboard

On a Beagleboard, I need it to play sound from several processes. The default /etc/asound.conf is empty, so I put this dmix example in. Now sund mixes fine, but when I'm trying to run a process that ...
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2answers
710 views

How do I get a volume OSD just like the one in OSX?

I'm using a Dell Studio laptop which has volume up/down hotkeys. On pressing these, I want a volume OSD to popup to show my current volume status just like in OSX; that is, just like: Anybody know ...
0
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1answer
306 views

No sound from headphones. Ubuntu on iMac

I have a fresh ubuntu on iMac. I have managed to set up the sound from the native speakers, however, there is still no sound from the headphones. I have disabled automute in alsamixer, but this didn't ...
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2answers
12k views

How to create a dummy sound card device in Linux server?

I want to run Linux program that require a soundcard, on a server, which has no soundcard. Is it possible to create a dummy soundcard? I am totally unaware of Linux sound system internals. Please ...
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0answers
50 views

Java Exclusive MIDI usage workaround?

I'm using a java applet, Jalmus to be specific, that implements MIDI usage. Whenever Jalmus is running, MIDI Input works (Midi Out doesn't but I don't need that) however, when attempting to connect ...
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2answers
1k views

Playing mp3 in quodlibet displays “GStreamer output pipeline could not be initialized” error

I'm running Debian testing x64 with all updates. I install quodlibet 2.4 from the repository and added mp3's to my library. When I play them, however, I receive an output error: GStreamer output ...
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0answers
2k views

Volume / gain too high with ALSA under Debian for an USB sound card

I encounter some issues configuring audio with ALSA on my Seagate Dockstar on which I plugged a little USB audio card. I'm able to play music with MOC but I'm stuck with a volume way to high. ...
0
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1answer
921 views

Getting an ALSA program (ChucK) to work with Pulseaudio?

Moving a previous answer to this topic; formulated as a question, it would be: I'm using ChucK, in particular chuck.alsa, to implement a Command line multitrack audio looper for Linux. ...