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

learn more… | top users | synonyms (1)

2
votes
1answer
136 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
votes
0answers
187 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 ...
0
votes
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 ...
8
votes
1answer
665 views

USB audio only outputs white noise

I am running OpenBSD/i386 5.1 on a 5 year old laptop. The speakers and headphone port work, but the headphone port is a little loose so I am trying to install an external USB sound card (Fiio E17 USB ...
0
votes
0answers
115 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 ...
4
votes
2answers
5k views

Ideas how to get my usb audio interface to work with Linux?

PulseAudio does not appear to recognize the Focusrite Scarlett 6i6 USB audio interface. The 2i2, however, is properly recognized and it works as expected. I can't seem to get the 6i6 to work on the ...
2
votes
1answer
737 views

Sound not working in Debian except in google chrome and test utilities [closed]

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 ...
0
votes
0answers
91 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
166 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
61 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
161 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
vote
3answers
12k views

How do I enable sound in Fedora 17?

I did a minimal install of Fedora 17 some months ago and only until today did I try playing some audio with it only to find out that sound is not working. How do I get the sound to work on Fedora 17? ...
5
votes
1answer
1k 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
0answers
63 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 ...
5
votes
1answer
364 views

Batch conversion of Module files with XMP

I have the following script to convert a big bunch of .MOD and .XM files into Wave format: #!/bin/bash for f in ./XM.* ./MOD.* do xmp $f -d wav -o - | ffmpeg -i - -acodec libmp3lame -ab 320k ...
0
votes
0answers
227 views

Crunchbang Linux Waldorf: Sound Problems with NVIDIA Corporation MCP61 High Definition Audio (rev a2)

$ lspci | grep -i audio 00:05.0 Audio device: NVIDIA Corporation MCP61 High Definition Audio (rev a2) 02:00.1 Audio device: Advanced Micro Devices [AMD] nee ATI Device aab0 $ sudo speaker-test ...
3
votes
1answer
86 views

ALSA sampling rate

Couple of questions: If you set the capture sampling rate in ALSA API to say 1000Hz, is the input really sampled at 1000Hz, or does the sound card always sample at its maximum capable sampling rate, ...
0
votes
1answer
2k views

Linux RDP with audio and mic

I've been trying to establish an RDP conexion with a Windows 7 machine from Linux with sound AND microphone redirection, I have tried rdesktop, remmina and freerdp with no use. Finally, with freerdp ...
2
votes
0answers
84 views

How to stream audio from /dev/dsp?

What is the best way to stream audio from /dev/dsp (I'm using OSS on Debian). I would prefer HTTP streaming, but if there is a way on another protocol, I can deal with that.
10
votes
1answer
982 views

Creating a virtual microphone

I run a CentOS Server with VNC enabled and some services require a microphone to work properly, but it doesn't have to be used for recording, just a microphone device available. So I was wondering if ...
4
votes
3answers
2k views

Volume on Linux much lower than on Windows

I dualboot Slackware64 and Windows 7. The volume under Linux when maxed seems a lot lower than when it is maxed on Windows. My soundcard chip is Realtek ALC662. Volume is set to 100% for PCM and ...
3
votes
2answers
925 views

No sound on Ubuntu 11.04

I have a problem on my notebook (MSI E-620) running Ubuntu Natty Narwhal x86. When I installed it there was just output, when I plugged my headphones in. The speakers in my notebook do not play ...
1
vote
0answers
30 views

Pulseaudio: “virtual” sink just for controlling volume

I got a box that runs XBMC and other media apps, and various apps that play status sounds. I'd like to have two "virtual" sinks (basically just for controlling the volume of a group of applications), ...
1
vote
1answer
388 views

GStreamer and sample rate conversion

I have a soundcard that is only partially supported in Alsa, i.e. playback is only working in 48 kHz. Most of my audio files are in 44.1 kHz, and I would like to use Exaile as my audio player, as it ...
5
votes
3answers
6k views

How do I enable sound in this fresh Arch install?

I'm following the Arch Beginner's Guide. I have Arch running. Now I'm working on the post-installation instructions, one of the first parts of which is to unmute the speakers. This is where my ...
1
vote
1answer
310 views

Audio cuts in and out after upgrading from Ubuntu 12.10 -> 13.10

So my audio was working perfectly fine (XBMC, VLC, Flash in Chrome, etc) before the upgrade. Now that I've upgraded, I can still play audio, but it plays for a second or two at a time before cutting ...
11
votes
6answers
11k views

How can I switch between different audio output hardware using the shell?

I use my laptop with an external monitor which has speakers. When the monitor is attached through HDMI I can switch (using the GUI: Sound Setting --> Hardware) between the normal laptop audio output ...
1
vote
1answer
301 views

File manager that shows bit rate for mp3 files

I am a Fedora user and my current file manager is Thunar. The OS is quite nice but I am not satisfied with Thunar. There are a lot of features I think it's lacking but mainly I am missing more ...
2
votes
1answer
279 views

Why doesn't my udev rule work?

I created a file /etc/udev/rules.d/60.alsa.rules with the following content: KERNEL=="0000:00:1b.0", SUBSYSTEM=="pci", ATTR{label}=="Realtek High Definition Audio Device", ATTR{vendor}=="0x8086", ...
2
votes
0answers
104 views

Modify sound volume per application [closed]

In Fedora 12 + Gnome 2 I used to be able to modify the volume of each application seperately. Now, I'm on Fedora 20 + MATE 1.6.2, and this option is gone. If I click Notification Area > Sound > ...
3
votes
2answers
3k views

After upgrading the kernel, the sound no longer works

I have updated the Linux kernel on my system to Linux 3.11-2-amd64 #1 SMP Debian 3.11.10-1 (2013-12-04) x86_64 GNU/Linux. Having done that, the sound no longer works. Distribution Info(cat ...
1
vote
1answer
333 views

Nvidia HDMI audio not visible on system

I recently installed Arch Linux on my pc. I'm using a Nvidia GTX 660 Ti connected to a receiver over HDMI. I can't get audio to work over this HDMI connection. Next to my video card I have an onboard ...
3
votes
0answers
144 views

Sound crackles and echos to the point of being unusable

I recently got a new desktop, installed debian 64 bit, and found out that the sound doesn't work at all. I'm not entirely sure what information I should give to help identify the problem but I'll do ...
1
vote
0answers
66 views

How to get Debian to detect my Audigy 2

I started my PC this morning and noticed that I had no sound. Since last using the sound card successfully, I had installed openssh-server, but I suspect this is unrelated. I think my PC isn't ...
2
votes
0answers
227 views

How do you redirect audio output in FreeRDP?

I have trouble redirecting audio during my rdp connection with freerdp. When I use this command: xfreerdp /v:ServerName /u:User /p:Password /d:Domain /audio I get this error: Warning ...
2
votes
1answer
40 views

Virtual console pauses video and audio playback running in KDE

In Kubuntu 14.04, when I switch to one of the virtual consoles by pressing CTRL-ALT-F1...F6 all audio and video playback running in the GUI gets interrupted and continues only when going back to X. ...
3
votes
0answers
84 views

Cannot “resume” music

I've had the following issue across multiple music players and multiple distro's. Currently I am experiencing it in Rhythmbox on Arch Linux. Whenever I play music and then pause a track I am unable ...
4
votes
2answers
734 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
0answers
235 views

Record from the microphone indefinitely

I'm working with the application "arecord" (under Arch-Linux). I'm want to capture sounds from my microphone and save it to the disk. This is my command: arecord -f dat -d 2 --channels 1 -D hw:1,0 ...
2
votes
1answer
1k views

Alsa & JACK - card and device names (different naming conventions)

I am a bit confused about audio device names. If I use command aplay -l i get the list of all audio devices on my system: **** List of PLAYBACK Hardware Devices **** card 0: NVidia [HDA NVidia], ...
0
votes
1answer
134 views

Slow down mp3 audio

I love VLC's option of slowing down audio playback. Now I want to take my mp3-files to a portable player and play them there. Unfortunately the player does not have a slow down option. How can I ...
5
votes
1answer
1k views

Convert audio to text

I heard about existence of some speech recognition systems, and it seems I need one of those. Basically, I have an audio file with speech (only one person is speaking most of the time), and I want to ...
1
vote
1answer
153 views

Set Sound Settings to 152% on Boot (LMDE)

I have installed Linux Mint Debian Edition and everything is working correctly, except that 100% sound setting is not ideal on my speakers, so I see that I can increase it to 152% from my sound ...
2
votes
0answers
183 views

Focusrite Scarlett on Linux input mapping?

Does anyone use these interfaces on Linux? If so, how do the inputs map (e. g. with ALSA/PulseAudio)? E. g. the Scarlett 6i6 has the following connections. Inputs: 2x symmetric XLR inputs (one for ...
2
votes
1answer
81 views

Play .wav when text scrolls in terminal

After watching a TV show, I came up with a fun idea. Is there a way to take that cheesy high-pitched sound effect they play every time text scrolls down a command-line screen on TV and play it when ...
1
vote
1answer
335 views

Low-pass filter on LFE using Pulseaudio

I'd like to apply a low-pass filter on the subwoofer channel on my 5.1 sound system under SolydK (a Linux distro based on Debian Testing, PA is installed and configured by default just like under ...
4
votes
3answers
1k views

Mathematica makes no sound under Ubuntu 11.04

After waiting for days for my license I now got the opportunity to install Wolfram Mathematica 8 at home. However, neither the Play nor the Speak functions are doing anything as it seems that ...
8
votes
3answers
5k views

Microphone - static background noise suppression on Linux

My soundcard is Realtek ALC 892. On Windows 7 I use official Realtek drivers, on Linux I use PulseAudio (on Ubuntu 13.10). On both Windows and Linux, when I enable microphone boost +30db (required ...
1
vote
1answer
403 views

Focusrite Scarlett 8i6 With linux mint

I have a focusrite scarlett 8i6 soundcard and I would like to make many sounds with it. Currently it's deadly silent and I want to crack on with some programming whilst listening to music! I usually ...
7
votes
1answer
4k views

Sending to two bluetooth speakers at once

Is it possible to send the same audio signal to two different Bluetooth speakers at once from a single source? I remember reading somewhere that it's possible to send audio to two different sinks ...