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

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1
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0answers
51 views

No sound in HTML5 videos (Firefox/Chromium)

I use mageia, and I'm struggling a lot when I want to watch some videos on web in html5: the video runs fine, but the sound doesn't play. I've searched in web, and in most cases, the problem seems to ...
2
votes
1answer
75 views

How do I split an audio file into multiple?

I found something for videos, which looks like this. ffmpeg -i * -c:v libx264 -crf 22 -map 0 -segment_time 1 -g 1 -sc_threshold 0 -force_key_frames "expr:gte(t,n_forced*9)" -f segment output%03d.mp4 ...
0
votes
1answer
80 views

No soundcard found after upgrade to Debian Jessie

After upgrading Debian Squeeze to Jessie (via Wheezy) last month I noticed I had no sound anywhere. I've looked through several Debian wiki pages and forum posts and tried (parts of) several suggested ...
9
votes
4answers
21k views

How I can record stream radio in Linux?

How can I record a radio stream in Linux like the screamer in Windows? Does anyone have any idea or suggestion?
0
votes
1answer
49 views

Changing input audio source and setting it to mono on Debian Jessie/8 using commands

Good day everybody, Today I was able to connect my WiiU to my computer using a PCI TV Tuner with a RCA input, only yellow. Thanks to VLC and video4linux I can play games flawlessly. I bought a cable ...
0
votes
0answers
9 views

When mic boost is activated, I don't have any sound input from microphone

I have an Asus computer (and before another Asus computer with the same problem), I'm running debian unstable on KDE Plasma (but I got the same problem with ubuntu, on lxde, kde, unity...). The idea ...
2
votes
1answer
460 views

How do I make Wheezy see my sound card?

I'm working on a relatively clean install of Wheezy - relatively as I installed it today and have been installing packages for quite some time. I previously had Ubuntu which played sounds, so it's not ...
0
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0answers
39 views

USB sound card not working properly in Beaglebone black

I am trying to use USB sound card as default in beaglebone black using Debian. For this I disable on board sound hardware by adding this line optargs=capemgr.disable_partno=BB-BONELT-HDMI in /boot/...
1
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0answers
29 views

Is it possible to convert audio to midi with the shell?

Some might say this doesn't work, but it does, this website does what I want. Can you do this with any common tool like ffmpeg? Or maybe there is a python script somewhere? I couldn't find anything on ...
1
vote
1answer
16 views

Modifying Audio System Settings via console in OpenSUSE 13.1

My PC has an internal speaker and every time when I reboot linux, the output of the (integrated) sound card changes to this internal speaker. But I want to use my external speakers (via the green jack ...
0
votes
1answer
39 views

Embedded Linux Distribution

I have a small device that runs a light weight embedded linux. I can telnet and ssh to the device. This device has no package management utility on it that I can tell. I am trying to install a pre-...
1
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0answers
14 views

Linux Mint Corners Musical Sequence Associative Array

I am writing a script which uses hot corners to play specific musical notes when hovering in corners, and depending on the musical sequence to execute a specific command. The script is called with ...
1
vote
1answer
73 views

HDMI sound fails, resolves, months later repeats failure (Intel NUC to Viewsonic Monitor)

My HDMI sound is connected from an intel NUC core i3 (a version without all the extra legacy serial and vga interfaces) and connected to a 1080p ViewSonic Monitor with built in speakers. My sound ...
1
vote
0answers
11 views

Edit audio output before playback

I want to low level edit the output of ALSA sound system. I should sniff the audio output, change it before playback and then play it. I saw /dev/snd/OUTDEVICE but I think it is write only. Which is ...
33
votes
6answers
23k views

How can I record the sound output with gtk-recordmydesktop?

I am using gtk-recordmydesktop to record the video output to my desktop. However, the videos have no sound. All the tutorials I found regarding this involved getting sound recorded from a microphone, ...
0
votes
0answers
16 views

Permanent shrill sound on ubuntu since buggy vlc video

A video with a buggy, or at least too complex soundtrack broke my Intel Ivy Bridge (i5-3337U) laptop running Ubuntu 15.10. In the middle of VLC playing the video, a shrill, slightly grating sound ...
0
votes
1answer
351 views

HDAjackRetask: tee: /sys/class/sound/hwC1D0/reconfig: No such device

I am trying to reconfigure the setup of my microphone with HDAjackRetask however when I click reply I get the message: tee: /sys/class/sound/hwC1D0/reconfig: No such device Here is a screenshot: ...
1
vote
1answer
35 views

Music Player Daemon MPD - Lagging HTTP stream

HTTP stream from my MPD lags, i.e. audio from Pulse and HTTP output are not in sync, with HTTP output lagging Pulse. This also means that starting/pausing/stopping music from MPD is not reflected ...
1
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0answers
16 views

Is there a way to predict an PulseAudio Sink ID assignment?

When something like a browser opens a new tab, or any program requests an new sink from PulseAudio an ID is assigned (0..n). If this happens in rapid succession (i.e. programmatically executing ...
0
votes
0answers
47 views

Unable to use USB sound card with ALSA programming

I am trying to decode LTC data from an audio source coming to my USB sound card. For this I download sample program from this link. As jltcdump.c file use audio card 0 as defualt, so I make USB sound ...
1
vote
0answers
122 views

Creative CA0132 no sound

I'm trying to get my sound card of my gigabyte g1 gaming ga-z170x-gaming 7 working. I've installed fedora 23, kernel 4.4.7-300.fc23.x86_64, there is no sound, however hdajacksensetest -a shows my ...
33
votes
8answers
16k views

How do I split a flac with a cue?

I've got a full album flac, and a cue file for it. How can I split this into a flac per track. I'm a KDE user, so I would prefer a KDE/QT way, I would like to see command line and other gui answer's ...
0
votes
1answer
87 views

Touchpad and Sound card undetected Debian 8 - asus R547U

I just installed Debian 8 on my new machine (an ASUS laptop i5/SSD 256Go/...), but I find myself stuck with two main problems. First, my touchpad is not recognized by Debian. To be more precise, I ...
3
votes
2answers
4k views

Playing a remote movie on the remote computer

I have two computers (a desktop and a laptop) running linux connected to my local area network. I like to ssh from my laptop over to my desktop and run programs there, and sometimes listen to music on ...
3
votes
1answer
1k views

Linux Mint SPDIF Out Not Working

I'm running Linux Mint 15 (Cinnamon) on a computer with a GA-Z68X-UD3H-B3 motherboard. The only issue that I have had is the sound. The analog outs work fine, but I cannot get any sound from the ...
2
votes
1answer
159 views

Mint 17.3 Not Playing Sound - SOLVED!

My Toshiba Satellite A105 is running Linux Mint 17.3. It will not play any sound through the onboard hardware, and when I look into the sound menu, it only displays a dummy output. I have tried all ...
0
votes
0answers
56 views

Unable to playback captured audio using USB sound card

I am trying to capture and play audio using C program. For this I got this tutorial.. Here is the program which I am running:- /** * Jan Newmarch */ #define PERIOD_SIZE 1024 #define BUF_SIZE (...
2
votes
0answers
156 views

Choppy media playback

I experience choppy media playback just like when one hits an old CD player while it's playing back a CD. The audio skips back maybe about 200-500ms. The frequency in where this behavior occurs is ...
1
vote
0answers
38 views

No output through stereo jack

I cannot get any sound to output through either of my PC's stereo jacks. I do not even hear the typical static when I plug a device in. This is the case even though Phonon displays "built-in audio." I ...
1
vote
1answer
386 views

How to use sox or ffmpeg to detect silence intervals in a long audio file and replace them by zeros (aka suppress background noise)?

I have a long audio file that was created by concatenating many short files. I would like to detect silence between the speech segments (just a threshold is enough for my purposes) and replace them by ...
1
vote
1answer
1k views

ffmpeg -acodec copy does not copy all audio stream to the new container

I wish i can find ffmpeg help here at stackexchange. I'd been re-encoding old videos to libx264 to save up some storage space, as I thought it should be working based on documentation seems failing to ...
1
vote
3answers
632 views

Alsa mixer unmute problem on Thinkpad laptop

After updating my Debian jessie laptop yesterday, the mute/unmute button stopped working. The volume up/down buttons work and I can mute the sound but when I press the mute button again to un-mute, ...
0
votes
0answers
24 views

How to play a beep/sound file from the u-boot for Panda-board?

I want to play a Beep/Sound file during the boot up from the u-boot on the speakers connected to panda-board. As this functionality is there in PC ,How to replicate the same on the embedded platform ...
3
votes
1answer
64 views

Why do Pidgin sounds change the volume of music for their duration?

I am running Debian 8 (Jessie). Pretty plain install except I'm running AwesomeWM, no desktop environment, and Gnome is pretty much nowhere to be seen. PulseAudio is setup with defaults. I use Pidgin ...
0
votes
1answer
73 views

use ffplay to play a list of audio files

There are many audio and video players but I would like to use one tool for many propose. So I would like to use ffplay as audio and video player. To play a one file the command is like this. ffplay ...
0
votes
0answers
40 views

Linux Mint - No Sound

I'm currently using Linux Mint 17.3 Rosa and when I installed it in the first place months ago the sound and everything worked fine. It still does in fact, the problem is that none of the system sound ...
1
vote
0answers
18 views

Sound doesn't work in user account but does in root

I have no sound under my user account but when I log into my root X account I do. pavucontrol works and the sound bar is moving when I play a sound but I have no sound. The port is named Digital ...
0
votes
2answers
125 views

Can't install xfce4-mixer

When I go to Synaptic and try to install xfce4-mixer it responds: xfce4-mixer: Depends: libgstreamer-plugins-base0.10-0 but it is not going to be installed Depends: libgstreamer0.10-0 but it is ...
5
votes
2answers
987 views

Output sound by writing to /dev/dsp

I know that it is possible to write arbitrary data into /dev/dsp and a noise will come up from the speakers. But whatever data I pass to this file the noise is the same. I wonder is it possible to ...
1
vote
2answers
72 views

sox in between two pipes

I'm trying to put the "sox" utility in a two pipes command to resample a mono 44kHz audio file to a 16kHz audio file. It works fine with a single pipe : $ speexdec toto.oga - | sox -V -t raw -b 16 -...
1
vote
0answers
42 views

Connect to two bluetooth audio sinks

I have two bluetooth audio receivers, one in the living room, and one in my bedroom. I connect to those from my laptop. Both receivers are visible from most places in my house. My plan is that I ...
3
votes
0answers
68 views

How can I create a two-way voice communication system that works over the local network?

I wish to create a simple two-way voice communication system between two Linux computers running Debian-based distros (probably two Raspberry Pi Zeroes). Each computer will have a microphone and ...
1
vote
3answers
95 views

How can convert characters into characters that'll produce beep noises?

I'm new to Linux and have recently started working on my very first (very simple) project - a morse code generator. I've been able to get the translation working, and now I want to take the next step. ...
2
votes
0answers
84 views

mplayer: Problem opening sound files, gnome-mplyaer works, why?

I'm new to this community and this is my first question. I am using Debian 8.3 Jessie and have two sound files a.mp3 and b.mp3 on my hard drive. I am using mplayer and gnome-mplayer to open these ...
1
vote
1answer
29 views

How to recover ALSA default configuration after reverting changes in .asoundrc?

I've done some changes via .asoundrc (created "softvol" volume controls). Now, I want to get rid of these changes. Nothing of the following helped so far: Deleted .asoundrc and rebooted system. ...
0
votes
0answers
7 views

Using wireless headphones with HP dc7800?

Can I use usb wireless headphones with HP Compaq dc7800 small form factor computer? I plugged in usb, and got green light on headphones, but no sound. Do I need newer computer (2011)? Any help ...
2
votes
2answers
1k views

How to convert WavPack to FLAC?

I need to convert a bunch of .wv files to .flac but I can't seem to find a program to do it. Does anybody know how I can do this? P.S.: I was wondering why Audacity does not support the importing .wv ...
1
vote
0answers
35 views

PulseAudio cannot change the sink for one specific program

I'm trying to play sound from Telegram through my headphones, which have an internal audio card. Here is the list of programs which produce audio output channels: $ pactl list sink-inputs Sink ...
1
vote
0answers
10 views

Mute audio but make it capturable for screenrecorder in linux

I can capture videos with audio for example with simplescreencapture. Usually this just captures what I see on the screen and what I hear from the speakers. If I mute the speakers, no audio is ...
41
votes
6answers
75k views

Set volume from terminal

Is it possible to set the audio volume using the terminal?, instead of clicking the speaker icon in the topbar, the reason I want need to do this is because my keyboard does not have a volume increase/...