Stack Overflow
Stack Overflow

Questions tagged [pulseaudio]

PulseAudio is a sound system for POSIX OSes, it is a proxy for your sound applications. It allows you to do advanced operations on your sound data as it passes between your application and your hardware. Things like transferring the audio to a different machine, changing the sample format or channel count and mixing several sounds into one are easily achieved using a sound server.

PulseAudio is sound server for linux proposed to replace OSS. It allows input from multiple applications and perform mixing before forwarding it alsa. PulseAudio provide userlevel tools for more control over audio. PulseAudio is bundled with ubuntu and other linux OS by default.

369 questions
-1
votes
1 answer

Error opening audio device (null) for capture: Connection refused - Pocketsphinx on Windows

I'm quite new regarding Linux and I'm currently trying to implement the CMUSphinx tutorial adapted to french language (http://depado.markdownblog.com/2015-05-13-tutorial-on-pocketsphinx-with-python-3-4). The specificity is that I'm working on bash…
Alexandre
  • 1,259
  • 2
  • 15
  • 25
-1
votes
1 answer

Fix microphone volume for a user

I need to fix the microphone volume for any user in Ubuntu 16. What I want is to fix the volume, say, to %40, and keep it at that value for all times. It must be changed by no user except root. How can I do such a config? And with what tool? Thanks.
recap2000
  • 3
  • 3
-1
votes
1 answer

Debian Audio Issues, includes Alsa, PulseAudio, and QJackCtl

I have a very unique issue, and I have absolutely no idea what is going on. I got a new computer, using Debian, that my dad made using spare parts. It worked just fine, until about a month after I got it, when I decided I should start adding audio…
Douglas - 15 year old Pythoner
  • 388
  • 3
  • 10
-1
votes
1 answer

Archlinux Skype problems with build-in microphone

So. My problems with next: I use pulseaudio as a sound server. I check my mic settings by arecord. All ok, but in Skype mic not working. Only silence. But when I tested it with Skype service and look at pavucontrol I saw that mic worked. Please,…
Dmitry
  • 58
  • 6
-2
votes
1 answer

Stream music from android to raspberry pi

i am working on a project to send data voice with bluetooth from my phone to raspberry pi. I want to stream this voice from my smartphone and get into my raspberry Pi 3 with pulse audio. And after that i want to get this sound on a audio source with…
programmation1994
  • 75
  • 2
  • 14
-2
votes
1 answer

how to change the freq to 48kHz during RTP streaming in pulseaudio

While streaming rtp packets i want to change the frequency to 48kHz by default max freq is 44.1kHz is there any api to directly do it in pulseaudio ???
Anuj
  • 1
-2
votes
1 answer

How to change audio volume of a particular application in Linux

I wanted to adjust volume of a particular application(Not the entire system volume) in Linux using my c code. Please suggest how can we do this in Linux.
Ashish Mittal
  • 643
  • 3
  • 12
  • 32
-2
votes
2 answers

Error while running simple C Program from Pulse Audio

I have used the simple C code of pulse audio for playback and record and it worked fine. But when I converted it to C++ it doesn't work. I am pasting both the codes. Please help. The C++ code doesn't show any error but doesn't playback any sound.…
Naseef Chowdhury
  • 2,357
  • 3
  • 28
  • 52
1 2 3
…
24
25