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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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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1answer
212 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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1answer
42 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
212 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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25 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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1answer
993 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
20 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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0answers
71 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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2answers
142 views

pulseaudio-dlna not working with mpd and ROCKI devices

Note: I rewrote this question because the signal-to-noise ratio was approaching 0. Just installed pulseaudio-dnla on my Ubuntu 14.04.2 system to create pulse sinks for my ROCKIs so I can stream audio ...
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1answer
32 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
45 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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1answer
51 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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1answer
35 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
16 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
20 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
23 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
36 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
41 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
28 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
38 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
31 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
9 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
32 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
43 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
922 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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1answer
106 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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0answers
21 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
13 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
38 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
84 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
31 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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1answer
26 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 ...
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1answer
15 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
80 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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1answer
125 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
13 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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0answers
315 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
149 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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0answers
44 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 ...
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0answers
75 views

Sound Problem: Output sound get fixed with Headphones only

I am using Ubuntu 14.04 (64 bit). After installing the default sound system worked fine. Last night I was watching videos on youtube plugging my headphone. Headphone also worked well. But when I ...
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3answers
83 views

How do I record streaming audio with audacity?

I am new to Ubuntu and am just feeling my way around. The first few days have certainly been bumpy, and one of the issues I am facing is that I can't record streaming audio on Audacity .Even the user ...
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0answers
100 views

WhatsApp Web and Hangouts notification sound not working on Firefox on Ubuntu 15.04

Does anybody know why WhatsApp Web and Hangouts' incoming messages notification sound don't work on Firefox on Ubuntu 15.04? I remember they worked perfectly using Xubuntu, though.
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1answer
46 views

Change Ubuntu 14.04lts start up sound?

On my Ubuntu machine, it no longer makes the drum sound but I was to hook up a custom .ogg sound. How can I do this? I replaced the name of the file in the sounds folder of the drums with my custom ...
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1answer
108 views

HDMI Audio on 64-bit Ubuntu 14.04 [duplicate]

I am running 64-bit Ubuntu 14.04 on an Intel NUC box that has a built in audio card with HDMI connection. I had the audio working previously following an answer in the thread listed below (download ...
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0answers
17 views

14.04 HP 15-R212NL allegro 5 audio crash

in my pc when i start an allegro program it crash with segmentation fault when i call the allegro function "al_reserve_function(1);". In other pc it doesn't happen then i have read the code of this ...
2
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1answer
86 views

typing, audio, and video - problems after upgrading to 15.04

When I attempt to type using any application - gedit or chromium for example - typing is incredibly difficult. There are noticeable lags in the typing - sometimes letters appear normally but every few ...
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0answers
30 views

My laptop doesn't give any sounds unless speakers are connected

My laptop doesn't make any sounds unless I connect my speakers, and previously my laptop did make sounds. I use a dell inspiron 15.
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0answers
33 views

How can I delay sound in the system?

I use some private internet video broadcasting and it comes sometimes with a delay. Also, projector that I use also adds a delay to the video. So, I'd like to delay sound a bit in order to put sound ...
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0answers
16 views

only 'default' sound scheme is appearing in sound effects settings

I've upgraded to Ubuntu 14.0.1 recently and all system sounds have gone, not any of them is playing during system events, moreover only 'default' scheme is shown up in sound effects in system settings ...
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1answer
38 views

How can I disable KDE sounds in Xfce (Vivid)? Or: Why is systemsettings empty?

I'm running Xubuntu 15.04 (vivid), and have a few KDE apps installed (kdevelop, konqueror). I would like to disable their notification sounds. I know that this issue has been discussed before, and ...