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

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18 views

No audio codecs on Fedora 21

I've been trying to listen to music in Fedora 21 but unfortunately I cannot. Here is what I tried: yum update yum install gstreamer gstreamer-plugins-good gstreamer-plugins-bad ...
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0answers
13 views

Sound not working in my Ubuntu desktop after the sudden power cut

i googled in many articles but does't fix this problem i tried this but does't help me sudo apt-get remove --purge alsa-base pulseaudio sudo apt-get install alsa-base ...
1
vote
1answer
31 views

Why most apps try to use OSS if /dev/dsp is present?

So why most applications apparently try to use OSS if /dev/dsp is present on a system where more advanced audio servers (ALSA or PulseAudio) are also available? I experience this after installing ...
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0answers
16 views

No sound in arch linux with xfce4

I have installed Arch Linux with Xfce4, I installed alsa-firmware, utils and plugins. I haven't installed PulseAudio. I have no sounds in my laptop at all :/ I have unmuted in alsamixer my speakers. ...
0
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1answer
6 views

Pulseaudio complains about a lack of “org.bluez” and does not play any sound. How to fix?

My pulseaudio (5.0) on arch (Linux 3.17.2-1-ARCH) does not play any sound. When running the daemon explicitly as pulseaudio -vvvv --log-target=stderr, I get the error message GetManagedObjects() ...
4
votes
1answer
39 views

Make a copy of the audio output into a file

How to get the sound that I can hear in my headphones into a file or into a variable in my C/C++ program? I'd like something like the framebuffer for images. My main goal is sending sound to another ...
0
votes
1answer
29 views

Why can I not split a .wv file?

I'm a Fedora 20 user and am trying to split a .wv file into separate .flac files. I used this command: cuebreakpoints file.cue | shnsplit -o flac file.wv but get the following output: 56: syntax ...
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0answers
29 views

Hissing at high sound levels

There is a hissing sound starts when I crank up the volume to 3/4 of the way (nothing is playing). I booted in Windows 7 and there is no such thing happening there. Is my sound setup wrong? (I use ...
2
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2answers
393 views

How can I automatically silence my computer at night?

I would like to set my Ubuntu computer such that I can't hear any audio between 9:59pm and 8:00am. How can I do that?
1
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1answer
36 views

How to add ffmpeg/avconv command to Nemo actions?

I would like to have a command like this one ffmpeg -i video.mp4 -vn -acodec copy audio.m4a into a Nemo action (context menu). But that would mean using variables instead of real names of files. ...
0
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1answer
53 views

Set maximum volume in Ubuntu/Gnome

I have the following issue with my volume settings (Ubuntu 12.04, 3.2.0-49-generic, Gnome 3, Lenovo X220): When I set the volume to maximum using the hardware volume keys, I get to "100%" in the Audio ...
0
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1answer
19 views

Command to extract audio from video without conversion

I know that flv and mp4 files contain aac audio, while avivideo usually mp3 audio streams. What command (avconv, ffmpeg) would extract the audio without transcoding it?
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0answers
27 views

Recording loopback doesn't work with alsa

I want to record a sound from speakers, not a microphone in my Linux desktop. I'm using Centos 7. I searched this subject and found this thread but it only partially works. I edited my .asoundrc ...
0
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0answers
11 views

Sound is messed up when using GNU/Linux and headphones - (chanels seem mixed)

When I use headphones under Linux Mint sound doesn't seem right. (Music/effects are usually ok but voices tend to be extremely quiet.) I think channels might be mixed or something. Headphones work ...
4
votes
1answer
50 views

sound in firefox via ssh -X

I have a headless debian box with speakers. Suppose I'm at my laptop and I do $ ssh headless -X $ audacious then audacious' window pops up on my laptop's screen. If I open a file then it ...
1
vote
1answer
25 views

JACK can't play ardour along with any other media

I recently downloaded Ardour2, and it appears that JACK cannot run Ardour along with any other media (Rhythmbox, YouTube, Pandora, etc.). The symptoms are as follows: If Ardour is the first thing I ...
1
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0answers
30 views

How to display audio visualization in VLC while playing video?

I've tried enabling all of the entries in Audio → Visualizations, but they don't show up. Disabling the video track didn't help either. Running VLC 2.1.5 Rincewind on Awesome WM.
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0answers
20 views

Using PulseAudio to receive RTP audio stream

I'm trying to set up simple communication between my Ubuntu distro and my Rasbian distro on the raspberry pi. I'm more concerned about the rPi side of this project. I've been looking around the ...
1
vote
1answer
123 views

Fix Skype audio input in Mint 17 Cinnamon

Linux Mint 17 Cinnamon (Ubuntu 14.04) HDA Intel PCH The microphone works well (tested with VLC's capture mode), but Skype won't catch any sound. Only PulseAudio is listed in Skype's configuration as ...
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0answers
27 views

real time kernel / low latency comes from the vanilla source

Does the vanilla source provide real time / low latency functionality ?
2
votes
0answers
31 views

Is there simple applet mixer for pulseaudio

With new openSUSE 13.2 I find huge problem with sound -- with ALSA I lost the line out, and besides the sound was too quiet in general (today max out, is yesterday half). With help of pulseaudio ...
2
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0answers
33 views

Gnome screenshot: turn off camera sound *without* admin rights

Is there a way to disable the gnome screenshot camera sound, with needed admin access? There's an answer here, that involves moving a file from somewhere in /usr/... How can I disable the shutter ...
0
votes
1answer
26 views

Restarting all sound services and their configure settings

I am working on OpenSuse 12.3, to get sound in here I have to go the yast settings and reinstall the sound card interface to get the sound working. I noticed that , sometimes it is enough to remove ...
4
votes
1answer
73 views

Why can I not split a .ape file?

I would like to split a .ape album into individual tracks in .flac format using a .cue sheet. For this I followed a tutorial I found. In short I pass this command to the terminal: cuebreakpoints ...
2
votes
0answers
21 views

PC speaker device missing

I've just connected a small internal PC speaker to my motherboard. The beep command is producing sounds correctly. The pcspkr is loaded but there is no /dev/pcsp, so I cannot send audio to it. How ...
1
vote
1answer
34 views

How to disable weird sound when deleting entries in KeePass?

When I try to delete an entry in KeePass (v2.28), it makes some terrible noise (like a screamer) and then displays a confirmation dialog. I've searched through available settings but haven't found a ...
1
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0answers
15 views

How do I direct my audio to a bluetooth device?

I have successfully paired my "headset" (actually its a speaker) with KDE. Now where can I go to tell it to send audio to the speaker. My multimedia settings don't seem to list the device as an ...
4
votes
0answers
123 views

Why does music still loop, when my PC freezes? [closed]

Unfortunately it happens rather regularly, that some i/o job or some other activity clogs all the cpu power on my rather old linux machine and leaves me with a frozen desktop, where not even the mouse ...
1
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0answers
49 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 ...
1
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0answers
43 views

Change audio volume when headphones are plugged in KDE

I am working on Debian 7 with KDE Version 4.8.4. I want the volume to be reduced automatically when I plug my headphones, I know it is not a problem with my computer (at least directly) because it ...
1
vote
0answers
59 views

Enhance bass in sound system

I use a high quality headphone which capable of producing really great sound. On another computer and on various OS, it was able to produce some deep bass sound. I previously used my headphone on a ...
3
votes
1answer
37 views

How to stop gnome from muting my music?

I use ArchLinux, and I recently installed Spotify which is working fine, except for one thing: Every time any program triggers a system sound, the player volume is automatically muted in the mixer. ...
3
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0answers
42 views

Change output voice frequency

My friend can not hear all voice frequencies. I need software that brings all frequency spectrums to a specific band. Is there any software to help me do this? I mean change all output sound ...
0
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2answers
52 views

No sound on my system

So I've been trying out linux, and regardless of what I do, I end up getting no sound at all. I've tried researching the matter to no luck. At first I tried Debian, then moved onto Elementary OS, and ...
0
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0answers
94 views

How do you disable audio input in Ubuntu 14.04/ Mint 17

I am using VM Workstation to run Mint 17. Because I did not plugin a microphone, everytime the VM try to access input device it disconnects my virtual sound adapter which also disconnects output. In ...
0
votes
1answer
136 views

No Audio on my system (currently running elementary OS)

So I haven't used a Linux distribution in a long while, and I decided to install it in my new computer. I settled for Elementary OS, but it seems I am completely unable to get my computer to play any ...
0
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0answers
40 views

Sound doesn't work anymore after rebooting with headphones plugged in

I'm using Ubuntu Studio and everything works until I reboot the machine (Acer aspire V5 laptop) with the headphones plugged in. After that no sounds will play either out of the laptop speakers or ...
1
vote
1answer
28 views

What is preventing me from recording the output of my speakers?

I am using Trisquel GNU/Linux 6.0.1 (a modified version of Ubuntu) on the XFCE desktop environment. I am trying to record the output of my speakers. I do not have a microphone, and so cannot use it ...
2
votes
1answer
66 views

Multichannel audio for Halloween sound effects

I am quite confused about the different audio tools in Linux - how ALSA and Pulse Audio and other daemons and libraries and applications fit together, so I'm looking for help in sorting it out. More ...
0
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0answers
10 views

Video and audio lag on Skype 4.3 [duplicate]

Skype's video does work, but it's lagging horribly on the other end. It's not an issue of the computer on the other end, since I've had conversations before on Skype while using windows and never had ...
1
vote
1answer
237 views

Low sound volume issues on Z97 motherboard and linux mint KDE

I've recently set up a new system with MSI Z97 gaming 5 motherboard however the first issue I've encountered was that the sound was crackling. I've fixed that by updating the kernel to 3.16.3 Now the ...
0
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0answers
128 views

Video and audio lagging on Skype 4.3

Skype's video does work, but it's lagging horribly on the other end. It's not an issue of the computer on the other end, since I've had conversations before on Skype while using windows and never had ...
5
votes
0answers
430 views

Debian systems seems to recognize speakers but not the headphones for Lenovo laptops

First of All, I know there are lot of questions out there on same topic but still I could not figure out the solution. Being a average system level programmer (beginner in kernel programming) I would ...
0
votes
0answers
80 views

No sound in Fedora 20 on Dell Latitude E5440

I installed Fedora 20 Desktop 64-bit on Dell Latitude E5440; however, there is no sound output in any application. I also tested the speakers through system settings and there is no sound again. How ...
0
votes
0answers
49 views

I have made custom audio cape using TLV320AIC3107 codec and here is a schematic diagram

I have made custom audio cape using TLV320AIC3107 codec and here is a schematic diagram. For connection with BeagleBone Black I refer audio cape which is available in market. here is a link: ...
0
votes
0answers
112 views

Alienware M14x r2 speakers working properly but not the jack

I have just installed Mint on Alienware m14x r2 and I have a weird issue. Speakers work well, but when I plug in the headphones the sound does not switch to the headphones, instead is still playing on ...
3
votes
1answer
52 views

Get a list of applications that are playing sound [closed]

I want to get a list of applications that are currently playing sound (using the sound card). I tried to search on a lot of places but did not succeed. Any method is fine (bash, Java, etc.). I want ...
1
vote
0answers
99 views

Disable HDMI Audio Output if it is not plugged in

I am using Fedora 20 on a Dell Precision M3800. When i'm in the office, i wanna use my Bluetooth Headphones. When i'm at home, i'm using often my Sony TV as my second Display(via HDMI). When i'm at ...
1
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0answers
193 views

No audio on Debian “jessie” / KDE install [closed]

I've completed a fresh Debian jessie / KDE install on a Chromebook via crouton, but I have one problem: I can't get the sound to work. How can I fix this issue? I'm running the chroot from an SD ...
3
votes
0answers
42 views

How can I have pulseaudio always load a USB soundcard as the same sink every time I boot?

I have 9 identical soundcards connected via USB to a PC running various audio rendering servers. Each card is loaded in /etc/pulse/default.pa by disabling module-udev-dectect and manually loading ...