ALSA (Advanced Linux Sound Architecture ) is an API of audio functions for the linux platform.
0
votes
1answer
14 views
pulse-audio does not recognise my Logitech mic and my Webcam mic
I use the (great) AK5370 microphone for Skype, but it is not recognized by my archlinux i86_64.
It also fails to recognize the mic on my Logitech Webcam (PTZ, which I do not use).
Both are connected ...
2
votes
1answer
20 views
How can i find the correct name using aplay, or pacmd or something else for my microphone and sound out put, to apply in asound.conf?
I need to write a deafult mic and default speakeroutput in the asound conf file. But i dont know exactly how do i find my external sound card or microphone devices name? So that on reboot or ...
3
votes
2answers
35 views
How do I detect wheter the audio cable is connected?
I'm using Ubuntu Lucid (10.04). In my shell script running as root I want to detect whether an audio cable (analog jack) is connected to the laptop or not. How do I do that? I don't need a portable ...
2
votes
1answer
25 views
Espeak showing some warnings and Input output error
I am running espeak on Linux Mint 14.
Whenever I try to run it, it shows following warnings ( Not errors as it works correctly ).
ALSA lib pcm.c:2217:(snd_pcm_open_noupdate) Unknown PCM ...
4
votes
2answers
92 views
Command line audio player that exits immediately after file finished playing back?
I am experimenting with audio players in the command line, and noticed something weird: if the sound is very short, most players will take up to a second or two after playback has finished, before ...
1
vote
1answer
36 views
Change sampling rate in ALSA
I'm a Computer Audiophile, I've used Windows (with ASIO4ALL)and OSX for Audio. Now I'm making Ubuntu 13 my HTPC/Stereo Audio. To begin with I disabled Pulse audio and using GooMusicplayer with ALSA.
...
0
votes
1answer
51 views
Native Instruments Audio Kontrol 1 - crackling sound
I am very new user to the Linux world. I istalled newest Ubuntu on my old ASUS A7CC laptop. I would like to use also my older external sound interface Native Instruments Audio Kontrol 1. I am able to ...
1
vote
1answer
30 views
Does alsa depend on the kernel version?
Lately I had nothing but trouble with my sound setup. The full chain looks like this:
alsa (pulse plugin)-> pulseaudio (jack plugin) -> jackd -> firewire soundcard
This works fine, except ...
1
vote
0answers
43 views
Choppy sound with flashpayer
After a number of updates, including upgrading to flashplayer 11 and kernel 3.8.2 sound from flashplayer and skype has become choppy.
Setup
In my setup I have .ascoundrc set up to use pulseaudio ...
0
votes
2answers
150 views
Unexpectedly lost speaker output. Headphone output works fine
Yesterday when I opened my laptop I noticed that I no longer had sound from the built-in speakers. I carefully checked settings in Sound Preferences, and then dropped to shell and looked in ...
1
vote
0answers
32 views
Setting up surround sound with optical out
I have centos 6.3 running on this pc. the built in sound card is detected normally and is a 7.1 card with all speakers listed. It includes a optical out as well as hdmi for the built in video. It ...
1
vote
1answer
118 views
Internal microphone doesn't work on Dell Vostro 3360
I've got Dell Vostro 3360 laptop, and internal mic doesn't work. I use 3.8
series kernel.
When I try to record sound from mic I get only weird noise. All sliders in
alsamixer are 100% and capture is ...
0
votes
0answers
56 views
Why does Arch Linux keep Windows headphone mute
I have an Windows 7 installed, and headphones works perfectly.
Few days ago, I have Arch Linux installed along with Win7.
headphone works fine under Arch Linux
but
When I turned to Win7 from ...
2
votes
0answers
41 views
How to configure buildroot to add a sound device?
I've used a given board configuration to reconfigure it for my individual board. My board has a CS4270 sound device of Cirrus Logic. My uImage is booting successfully on my target hardware, but an ...
0
votes
1answer
23 views
Linux via Buildroot doesn't include alsa-utils
After following these instructions from here and from here, my booted Linux does not include ALSA-Utils like "aplay". But I have set all ALSA options. Any idea what's wrong?
I also found this but I ...
6
votes
2answers
293 views
Change PulseAudio Input/Output from Shell?
I have a set of nice wireless headphones which I use from time to time, in addition to my speakers and normal microphone.
I'd like to write a script to switch between one input and output source and ...
0
votes
0answers
51 views
problem with alsa installed
I'm using linux for the first time. I installed alsa 1.0.24 in my system running Ubuntu 12.04. After installing, I tried to play some files using command aplay -vv abc.wav, it started playing but I ...
2
votes
1answer
384 views
Sound not working when both the sound card and HDMI use the Intel HDA driver. How to exchange their device loading order?
I have an Acer Aspire One 522 netbook which has an Intel HDA sound card based on the Conexant CX20584 chipset. Although KDE does output sound when starting up, flash and probably many other apps which ...
2
votes
1answer
184 views
Configuring default alsa device (hw:0,0) in asoundrc
I am using a multimedia application (XBMC Frodo RC3) that does not allow me to select custom pcm device. It just asks the hardware device (in this case it is hw:0,0).
Given this limitation I have to ...
2
votes
1answer
115 views
Does SDL require any sound server like PulseAudio to play audio?
I'm trying to make an MP3 player on top of the Linux kernel and busybox using the SDL and SMPEG libraries.
Does SDL work on top of the kernel or it needs PulseAudio?
I have just built a C program ...
4
votes
1answer
492 views
ALSA/ASoC: How to correctly load devices/drivers?
I am using Buildroot to build an embedded Linux (2.6.39.2) system for the NXP LPC3250 microcontroller.
Right now, I'm trying to get ALSA/ASoC up and running, but I'm having some issues with getting ...
1
vote
2answers
214 views
What is the alsamixer of Pulse Audio?
I just installed Pulse Audio over my ALSA installation. Is there a Pulse Audio equivalent of alsamixer that I can use for tasks such as changing the microphone gain?
1
vote
1answer
88 views
Pulseaudio rapidly switches ouputs at high volumes
I'm using Pulseaudio. The image is of the Output Devices tab and shows the Port set to Analog Output. This is fine and works great. There's another option called Headphones but if you try and set the ...
1
vote
1answer
288 views
How do I fix a noisy input device (Internal Mic)? snd_hda_intel - debug included
As the title says, I'm having trouble with a very noisy audio input device - the internal mic or any plugged in mics.
So far I've narrowed it down to an problem in ALSA since my debug info is showing ...
3
votes
1answer
72 views
Turn on PC speaker after resume
After resuming from suspend my PC speaker becomes silent. I need to run alsamixer and arbitrarily adjust its volume either up or down for it to come back again. But if I suspend and then resume a ...
0
votes
0answers
251 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 ...
2
votes
1answer
195 views
How to force ALSA output as single-channel?
My speakers are broken and play at different loudness from time to time. This means that the off-center parts of music sound wrong. How can I force all sound to be centered, so that the two speakers ...
2
votes
1answer
199 views
No sound with the newest kernel version - is this a kernel bug or something else?
I have an external USB sound card on a Fedora 17 system (64 bit). It stopped playing sound after I updated the kernel to 3.5.4-1 (the problem persists under 3.5.4-2).
As the sound card still plays ...
3
votes
4answers
2k views
My audio device not working
I have been setting up a new CrunchBang Linux and my sound doesn't work. When I type lspci -v command and alplay -l command in command prompt I can see that my sound card is connected and detected.
...
2
votes
0answers
416 views
Sound not working in Debian except in google chrome and test utilities
Yesterday, I had Archlinux on my Dell Latitude E6520 and the sound was working perfectly fine (I even had the loud beep I couldn't get rid of).
Today, I installed Debian and alsa. The first surprise ...
6
votes
2answers
290 views
Low sound volume on Lenovo T520 under Fedora 16
I'm having trouble hearing anything at all under Fedora 16 on this Lenovo T520. Everything in alsamixer is at 100% (both pulseaudio and card). I installed Windows 7 on the laptop to check if the same ...
2
votes
4answers
480 views
Pipe system sound to another computer
I have no speakers in my PC (Cent-OS 5.5) but there is a stereo speaker connected to the computer next to my computer (also Cent-OS 5.5). Both computers are networked. Is there any way to pipe my ...
0
votes
1answer
679 views
Gnome-sound-applet not detecting sound card
Everything was working until today, the gnome-sound-applet does not detect any sound card. Alsamixer however is working and I can change volume.
I noticed that pulseaudio is not running and that ...
3
votes
1answer
295 views
Finding the current speaker volume (signal strength)
I'm trying to create a widget for awesome wm that controls and monitors volume.
Getting and setting the speaker volume is easy in ALSA and PulseAudio, but how about getting the actual signal ...
3
votes
1answer
925 views
Command line audio - piping for simultaneous playback and recording
I am trying to generate sound data, convert it and store it to a WAV format. I'm almost there - except I'd like to hear the generated sound "while" it is being "recorded".
This command line just ...
1
vote
1answer
789 views
How to change mixing of channels by pulse audio / alsa
I have a recent problem with my sound configuration. Basically, it's way too loud until I set the volume below 10%. And then it's very quickly too silent. Using the alsa mixer, I can set the headphone ...
5
votes
1answer
297 views
ALSA dummy device - how to configure?
I am working on an audio stream between two virtual servers. For that, I have set up a dummy soundcard (as the vservers don't have a hw card) using modprobe snd-dummy.
That seems to work fine - I am ...
1
vote
1answer
599 views
How to have CoreAudio from Mac to Linux/Unix?
After using Alsa and PulseAudio for a while, I feel they are not yet strong enough for Audio capture and audio playback.
When I test with loud-speaker and microphone, there is self feedback-loop.
...
1
vote
1answer
483 views
No sound in USB headphones using fedora 16
The volume control buttons on the usb headphone work, they can increment or decrement the system sound.
However the headphone have no sound. How to make it work?
kernel 3.2, pusleaudio is used by ...
2
votes
1answer
237 views
Getting more details in ALSA volume
I've bought some new speakers, and they play much louder than my old ones. It's so much that I most of the time keep them at 1% to 3% in alsamixer, which is -103dB to -84dB.
This obviously leaves ...
6
votes
1answer
3k views
How to check why sound over HDMI doesn't work
I installed Gentoo clean on my system, except my /home but I deleted all hidden folders that might have an impact on sound (.mplayer .pulse* .config .esd_auth and more) and with a fresh user adduser ...
2
votes
1answer
692 views
Recording audio output
I've been following these instructions for recording the output of a program I wrote (that uses rtaudio to synthesize music) ...
0
votes
2answers
353 views
What Linux distro is good for music and well supported?
I'm pretty disappointed with Ubuntu. It's never been easy to sort out the mess that is Alsa / Jack / whatever and have it work with Pd, Supercollider, Ardour, Lillypad.
I've upgraded to the latest ...
3
votes
2answers
889 views
Is there any gnome-shell mixer icon relying on alsa and not pulseaudio?
So, long story short, when I installed Mint 12 on my Dell laptop I realized my HDA-intel sound board have problems with pulseaudio. I uninstalled pulseaudio and got my sound back, but removing ...
0
votes
0answers
616 views
How to make front audio jack work again after waking up from suspend?
Sometimes, after I wake up from suspend (using pm-suspend), the front audio jack stops working (no sound) after I wake up my laptop. Only after a full reboot I get it to work again.
My laptop is an ...
3
votes
2answers
655 views
How do I know if my microphone is mute or unmute when I have more than one microphone?
How do I find out if my microphone is muted or unmuted, when I have more than one microphone such as Motherboard, USB and HDMI?
1) I can't find it with this:
$ cat /proc/asound/cards
0 [PCH ...
1
vote
0answers
353 views
Why is this ALSA configuration file preventing aplay and arecord from listing PCM devices?
In my embedded system I have this configuration file in /etc/asound.conf:
pcm_slave.sl2 {
pcm "hw:0,0"
rate 48000
channels 2
format S16_LE
}
pcm.rate_convert {
...
4
votes
1answer
550 views
Samson Meteor Mic under Linux/ALSA
Has anybody gotten a Samson Meteor Mic working under Linux/ALSA?
I tried to google it but I found no mention of Samson Meteor under Linux at all.
Kernel/ALSA/Audacity see the device. Unfortunately I ...
3
votes
2answers
2k views
amixer - How to change recording channel?
So fat, I am setting up microphone settings :
$ amixer set 'Rear Mic' 90% mute cap
$ amixer set 'Rear Mic Boost' 80%
But, after some sys. update, my default recoding chanell changed to 'Front Mic' ...
5
votes
1answer
5k views
How to use command line to change volume?
I am trying to control the volume using my programming script. How can I do the following in Fedora 15, Ubuntu linux?
Mute/ Unmute
Volume up and volume down
Note: Please note that I use a web USB ...
