Questions about sound issues with Ubuntu spanning from sound cards, microphones and speakers to audio signals not being correctly transfered or not at all via Bluetooth or HDMI.

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Special Function Keys are not working in Ubuntu 14.0.4.2 LTS

Volume (+/-/Mute), Brightness (up/down), Disable Webcam, Mute Microphone and Projector Function keys are not working (when used through laptop keyboard) but Next, Pause/Play and Previous keys are ...
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1answer
13 views

pavucontrol is not launching in xubuntu

I have the xfce indicator plugin in the system tray. When I click on speaker icon > sound settings...: Nothing happens. This used to work. pavucontrol is not launching, any suggestions on how to ...
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18 views

No sound in Steam games Linux version

I installed Steam on Ubuntu 14.04. It works fine but there is no sound on receiving messages, no sound even in games like Dota 2 and Strife. I also checked whether I'm a beta user but it's not the ...
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17 views

Sound isn't coming through HDMI with a latest software update

I am running the latest 15.4 Ubuntu. As soon as I updater (using software update), the HDMI output cant be seen. Please Help!
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8 views

No Sound using pipelight

Hi i am hoping someone can assist as i have installed the pipelight plugin on Ubuntu 14.04 LTS and on the Sky GO website i can see the video but cannot get the sound to work. All seems to work ok from ...
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1answer
12 views

CPU Locks up due to intel sound drivers during boot

My Vivid Vevet install was working just fine until I did an update. On the next startup the screen would just freeze on the loading screen before I could decrypt the hard drive. I can't get to ...
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10 views

Audio capture from multiple USB sound cards In Lubuntu

How do i capture sound from multiple sound cards simultaneously in lubuntu 14.04? At the moment I have installed Audacity but it can only record sound from a single device at a time. Is there any ...
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0answers
12 views

Is there a way with sox to trim parts of audio file with volume under a certain level?

I have an audio file and I want to delete the parts of this audio file that have less than a certain level of volume. Is that possible with sox?
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12 views

Sound output turns off after clicking on video or live cam

When I click on any video or live cam the sound goes off after a few seconds. I can reboot to get sound back, but still goes off after a few seconds. I just upgraded to Ubuntu 14.10.
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91 views

No sound over HDMI running 15.04 on NUC D54250WYK

After upgrading to 15.04, and maybe another update round, I can't hear any sound over HDMI. A sound device seems to exist: $ aplay -l **** List of PLAYBACK Hardware Devices **** card 1: PCH [HDA ...
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29 views

Cracked Sound In Ubuntu But Smooth Sound In Windows!

Some sound files in Ubuntu gives cracked sound, but the same files run on Windows without any problem! Why it is happening? Moreover, when I record screen captures and record sound using a microphone, ...
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0answers
57 views

Only analog sound device in 15.04, HDMI device was accessible before

as the title suggests I can't choose HDMI audio output anymore, the only available sound device is analog. I could choose HDMI audio output before, but now it is missing.
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17 views

Add an audio track to a .mkv has already included an audio track

Got a .mkv file (with ID 0, type: video and ID 1, type: audio) and a .mka file (with ID 0, type: audio). I tried to merged them by using mkvmerge GUI. It seems successfully and the report seems OK: ...
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0answers
105 views

Xubuntu 15.04, no sound through HDMI

I've just installed Xubuntu 15.04 in my Dell laptop after using Ubuntu for over 2 years. I can't get the sound to work in my Samsung monitor, which is connected to the laptop through its HDMI port. It ...
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1answer
15 views

Audio Problems on 14.04

My Thinkpad T440p is having audio problems with Ubuntu 14.04, and I don't have any idea where to start troubleshooting- I don't even recall there being a point where something seemed to have went ...
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16 views

No microphone input. Ubuntu 14.04, Asus x550ln

I can't use my microphone after installing ubuntu 14.04. I have made a little research and using alsamixer and pavucontrol to chance microphone configurations had no results at all. After installing ...
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21 views

pulseaudio-dlna not working with ROCKI or Airport Express

Just installed pulseaudio-dlna (via the ppa) into my Ubuntu 14.04.2 system. When I run it, it seems to find my ROCKI and my Airport Express fine, but when I try to send audio to it (via VLC or mpd) it ...
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1answer
18 views

ubuntu 14.04 no sound using hdmi (C210 Series Chipset Family High)

I'm not original in my question and nevertheless, I couldnt find a solution in the internet. Ubuntu 14.04 wont make any sound when connected via hdmi to my tv. could someone help me? I think I tried ...
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2answers
17 views

Dell Inspiron 13 laptop speaker constant hiss

I have a Dell Inspiron 13 7348 laptop and in Ubuntu the speakers emit a constant hissing sound with an occasional click. The sound starts at the lightdm login screen. There is no hiss in Windows so ...
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16 views

Sound settings not working after login

Up until login the sound settings in top right corner appear fine. After I login though it shows the muted icon and sound settings are all disabled. The sound plays but I can't change volume outside ...
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0answers
11 views

Lost HDMI sound somehow

A few days ago, everything with my HDMI was working fine - sound and video. Yesterday, PulseAudio Volume Control no longer detects HDMI output as an audio output - video still works fine. I don't ...
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1answer
10 views

Sound Recorder output Distorted

I have an Intel Corporation Haswell-ULT HD Audio Controller . when recording sound using Audio Recorder , the output is a distorted sound barely you can understand . but in skype it works perfect and ...
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0answers
14 views

Internal speakers not in output devices

Problem: My internal speakers aren't listed in the output devices tab resulting in no sound coming out of them. Just tested, headphones/headset also don't work. System does "see" sound card Things ...
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0answers
12 views

Rhythmbox and Banshee don't play music but sound works in browser

I've installed Banshee and Rhythmbox to play radio music, but both refuse to do so. I can play radio in the browser, but prefer not to. In Rhythmbox I get the message: Couldn't start playback - ...
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1answer
13 views

Alsamixer or Pulseaudio reverts PCM channel level to 100% in 14.04

Can anybody help me figuring out why every time I change volume with media keys, or restart my Dell E1405, the PCM slider goes up to 100%? How do I make it stay at 81% (which is one step below the red ...
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0answers
15 views

ALSA TEAC UD-501 [on hold]

sound with ALSA and TEAC UD-501 is lagging. without asound.conf, it doesn't work. with this configuration: pcm.dac{ type hw card 1 device 0 } pcm.!default { type ...
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0answers
22 views

Audio capture from Stereo to USB sound card

I have a 4 channel stereo input to USB sound card that I have connected with a odroid-c1 sbc running lubuntu 14.04. I need to capture the audio from USB sound card. For this I had pulseaudio installed ...
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1answer
15 views

Skype crackling audio during Test Call?

I have a problem with Skype 4.2 during the Test Call that I don't think it matters on client side, but during the test call after the recording and then playback the audio is crackling. Now I fixed ...
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0answers
13 views

audio device not found! arecord -l has strange behaviour

I am in a very strange situation. I have a commodity hardware. I attached my webcam (Logitech C525) .Now here is what is happening: Running a record -l produces this output ...
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1answer
18 views

HDMI is my card 0

I am dual booting linux and windows 8 on a lenovo yoga 2 pro. My speaker volume isn't working but headphone volume works fine. Alsa controls my audio and the speaker volume is on. I found that my ...
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0answers
8 views

How to change right/left speakers through HDMI?

I connected my laptop to TV with HDMI cable. There are 2.0 speakers. In sound preferences "Test sound" utility two test button "right" and "left", but they play left" and right speaker respectively. ...
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0answers
16 views

AAC to AC3 avconv failing on some Files

This excellent thread helped me get a script setup for converting my video files with 5.1 AAC sound to 5.1 AC3. However I'm having issues with some files avconv version 11.2-6:11.2-1, Copyright ...
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1answer
25 views

Installation of 3rd party soundcard driver

I'm using Ubuntu 14.04 LTS. I got a new PCI soundcard with 3rd party divers: aqprox 32bit pci. CHIPSET C-Media CM8738 PCI-6CH-CX In the linux drivers folder I have this files: -rw-r--r-- 1 ...
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1answer
148 views

HDMI sound option disappears when I install the latest updates to Ubuntu Vivid 15

After install of Ubuntu Vidid 15 I can select sound options and then see the HDMI option for output. All is well. I then run software 'Upgrade' and as soon as this completes the HDMI option is no ...
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0answers
69 views

HDMI output device not listed

i have an ubuntu gnome 15.04 usb thumb drive for trying ubuntu. when i try ubuntu using that stick on my hardware, my HDMI output device is listed in the sound settings as well as in the aplay -l ...
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20 views

Sound problem with extrernal monitor

The sound from my monitor was working perfectly until today when I updated my computer. I can't see my monitor in Sound Settings. Is this problem related to the new update?
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0answers
11 views

Sound is muting and jumping to max

My sound is jumping from what ever volume is set to 0 and back up. I've tried disabling auto mute in alsamixer but it doesn't help in any way. I've also saved the setting but it does not even work ...
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0answers
26 views

Ubuntu sound won't work after downloading necessary packages

I can't get the sound to work on my chromebook while running Ubuntu. I've done it on this very machine before and it's worked fine, but I had to do a powerwash and now the sound won't work, even ...
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1answer
56 views

Can not play sound in VLC and browser simultanously

I have sound problem in VLC, if a video is playing in a browser and i launch an audio or video file in VLC i got this error message = "Audio output failed: The audio device "sysdefault:CARD=MID" could ...
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1answer
22 views

All my system settings disappeared!

I am fairly new to Ubuntu and am having some problems.. Today I noticed that no sound was being output at all while I was in Ubuntu. I am dual-booting with Windows 8, where the sound works perfectly ...
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0answers
19 views

I can`t open the audio content of a CD

I inserted an audio CD in my unity, i tried to open the content or play with RhytymBox but the volume is not visible at all; Curious for me, if i open Disks option in Ubuntu(14.04) the disk is there, ...
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1answer
17 views

Is there any dsp solution for ubuntu

I'm searching for a Audio DSP solution for ubuntu. I want to have the possibility to set some high pass and low pass filter to my 5.1 outputs. Low pass for the LFE and high pass for surround and ...
1
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1answer
11 views

Why is single_cmd Alsa option for debugging only?

According to Alsa documentation, single_cmd option is for debugging only : single_cmd - Use single immediate commands to communicate with codecs (for debugging only) NB: If you get ...
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1answer
41 views

Sound problem on VLC

Watching videos with VLC, the sound will randomly go off (the video plays fine) and only returns if I skip to a different part of the video. The same video files play perfectly on the built-in ...
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votes
0answers
8 views

How to Convert Encrypted WMA files to MP3?

I downloaded an audiobook from a site called OneClickdigital. It came as a zip file, so I extracted it and found a bunch of wma files. I tried converting them in both WinFF and Sound Converter, but ...
0
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1answer
75 views

Ubuntu 14.04 Bluetooth will not Enable

I just recently installed Ubuntu on my Lenovo Yoga as a dual boot. But due to unfortunate circumstances, my audio jack doesn't work. I usually use bluetooth, but whenever I try to enable bluetooth and ...
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0answers
8 views

Is it possible to set up ffmpeg with a MIDI keyboard?

I am starting to experiment with ffmpeg. I set it up for screencasting, but now I am wondering if it would be possible to set it up for audio only. I have a digital piano and a MIDI program. I ...
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78 views

No sound in Chrome browser on Ubuntu 15.04

There are various suggestions for how to fix this but they mostly involve installing or restarting pavu or alsa. The problem is sound works fine in Firefox and all my programmes except Google Chrome. ...
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0answers
58 views

more audio problems in 15.04

recent update has brought a plethora of audio problems. PC 15.04 x64, DESKTOP_SESSION=ubuntustudio -keyboard volume controls don't work anymore (known issue, IIRC) -Panel volume control on the ...
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26 views

Desperate with the microphone

for a few days I have been trying to get the microphone to work ( I need it to work with a specific program, called linphone). The problem is, I can record using either audacity or arecord, but when I ...