0
votes
1answer
126 views

No sound after updating alsa

I am new to Linux but really love Elementary for its simplicity. After noticing that my sound was quite poor in Elementary, compared to Windows 8.1, I have tried updating the sound drivers. I ended up ...
0
votes
0answers
237 views

Switch default HDMI device in Ubuntu

When I connect my pc to a TV using HDMI cable I don't get audio over HDMI. PulseAudio Volume Control detects the HDMI audi output as unolugged. aplay -l lists the following: **** List of PLAYBACK ...
0
votes
0answers
189 views

After updating archlinux, the maximum volume is far too low

I booted my Archlinux PC today and opened Mumble, and found that I couldn't hear anyone, so I opened some music and I couldn't hear that. After turning my volume to the maximum possible level in ...
1
vote
0answers
15 views

Default bluetooth device not allow to record from another device

I have already set the bluetooth device as default device for recording the audio. But I have add the another usb audio device for recording, the bluetooth device not allow the usb device to record ...
0
votes
0answers
19 views

Temporarily disable ALSA soundcard (mic)

I have a Linux application where I'd like to temporarily disable audio input from a specific device. Is this possible to do somehow? The system is running Alsa & pulseaudio. Ideally it I'd like ...
0
votes
0answers
124 views

How can I use a virtual sound card without the hardware?

I'm trying to generate and stream audio+video via aconv to a remote location such as Youtube from a headless linux server, which will then be multicasted out to the internet at large. I have ...
0
votes
0answers
87 views

What's the proper way to forward audio from i386 executables that use ALSA to an x64 pulse server?

I'm running Kubuntu Raring x64, and I had a program that I was unable to compile under my 64-bit environment but there was an already compiled version (32-bit) available for download (specifically ...
1
vote
1answer
170 views

Using loopbacks and null-sink cause extreme distortion after 20-30s during ffmpeg recording

I'm trying to record both video, speaker sounds and microphone sounds at the same time. To deal with the audio, I set up two loopbacks (one for microphone, one for speakers): pactl load-module ...
0
votes
0answers
58 views

Create a virtual input for ALSA applications using PulseAdio

I need to run an application using Wine. But Wine uses ALSA by default, it still doesn't support PulseAudio. Now: I need to create a virtual sound source for this application, but I have no idea how ...
2
votes
1answer
113 views

Reconfigure line-in as analog-out

I am trying to reconfigure my "line in" as another "analog out" and use it alongside with the default analog out port. I am using an onboard realtek sound card. It is very simple to do this in ...
6
votes
1answer
1k views

Prevent applications to control master volume on Linux

Whenever I change the volume in VLC, Rhythmbox, or a video on YouTube, it change the master volume, i.e. the system volume. How can I prevent this from happening? I'm running Debian 7.0.0 (wheezy) ...
9
votes
0answers
399 views

How is pulseaudio stitched together? [closed]

OK. Pre-post note; this became ugly long, - but the core of an problem is that I'm unable to find good articles or diagrams and explanations on this. There is a lot of "how too"s, but I'm having a ...
1
vote
0answers
211 views

Wine screws up Pulseaudio and USB audio card when already playing ALSA stream

My setup is a Thinkpad T420 with Creative X-Fi USB audio card. Everything usually works fine, I can play multiple streams and arbitrarily move streams from one audio card to another. One use case ...
0
votes
1answer
18 views

anyway to take a 'snapshot' of alsamixer?

my audio card has some issues under ubuntu. everytime i fiddle with the volume, it messes up microphone. i can't set the microphone at all under ubuntu GUI. it tries to assume things from the ...
1
vote
1answer
1k views

Set device when using gst-launch alsasrc

As part of my Sphinx setup, I listen to my input device like this: gst-launch alsasrc (Well, the actual command is this: alsasrc ! audioconvert ! audioresample ! vader name=vad auto-threshold=true ...
0
votes
2answers
432 views

Alsa/PulseAudio mixing output from multiple processes

I wonder is it possible to rig alsa or/and pulseaudio so that audio output to left stereo channel will come form one process and to the right channel from another process?
0
votes
1answer
684 views

Getting an ALSA program (ChucK) to work with Pulseaudio?

Moving a previous answer to this topic; formulated as a question, it would be: I'm using ChucK, in particular chuck.alsa, to implement a Command line multitrack audio looper for Linux. ...
1
vote
0answers
186 views

Strange sound behavior

First of all, sorry for the tittle. English isn't my native language, and I can't find a word to describe the strange behavior I'm getting here. In the most simple explanation, is like sound keeps ...
1
vote
0answers
382 views

no sound with an USB Microphone and pulseaudio

I connected my USB Microphone to my Computer, but i cant get it to work. Pulseaudio recognizes the device, and i can see and edit it with pavucontrol in the Input Devices section. I also can select ...
2
votes
0answers
768 views

AC3 & DTS Output Produces Buzzing/Noise Using a52 ALSA Plugin in Pulseaudio

Note: I hope this is the right site to ask it on, as I'm using ubuntu 12.04 64bit but assumably this is a general linux/alsa configuration question. I've followed the guide at ...
0
votes
1answer
842 views

List all ALSA devices

I'm using PulseAudio on my system, and I followed the instructions for adding a monitor device as per the PulseAudio wiki. The monitor device itself works and registers/functions properly in apps like ...
0
votes
2answers
605 views

Debian no lib32asound2-plugins=1.0.25

I compiled git wine 1.5.6 and the sound is not working correctly. winecfg gives a message: ALSA lib ../../pulse/pcm_pulse.c:995:(_snd_pcm_pulse_open) Unknown field handle_underrun ...
3
votes
2answers
2k views

Does Linux support audio output via USB?

Several small integrated amplifiers exist with a USB input line. The ones I have seen so far ship with Windows and OS X drivers. Does Linux support audio output via USB out-of-the-box? Update It ...
0
votes
1answer
2k views

How to kill TV like static noise in my Linux microphone?

I was capturing audio using alsa/pulse, or even without any microphone. But always i have this sample static noise. Similar to those (you can hear the exact noise what i have now): Sample 1 Sample ...
1
vote
0answers
98 views

Headphones don't “isolate” speakers

I have bought some new 2.1 speakers but I have an issue. When I plug in the headphones the sound continues to play from the speakers (in a lower volume though). I re-ran alsaconf but I couldn't solve ...
3
votes
2answers
4k views

Changing default audio device in Pulseaudio

I would like to use HDMI on my graphic card for audio output. ALSA shows it as a card with 4 devices and I can get sound through one of them (the other three are different channels, perhaps? I have ...
2
votes
0answers
830 views

using Ubuntu 10.10 I want my speakers and head phones as separate devices

I would like it if I could set my rear speaker jack, not surround sound rear, to be used as the system default only. I want the head phones, that plug into the front of my PC, to be silent, unless I ...
-1
votes
3answers
573 views

arecord not working in ubuntu 9.10 [closed]

arecord not working in ubuntu 9.10, but Sound Recorder of ubuntu is working.
3
votes
3answers
2k views

How to resolve Pulseaudio not attaching a mixer due to missing libraries?

I've been trying to install pulseaudio, and I can't seem to find a straight answer about what to do about ALSA. Does PulseAudio run on top of ALSA? Should I get rid of ALSA first? ALSA is a sound ...
2
votes
1answer
312 views

How do I make MythTV remember its audio settings?

I'm running MythTV on Ubuntu 9.10 and I'm having problems with audio settings. I have one combined backend/frontend and two other frontends. One of the frontends has two audio outputs: the one built ...