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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.

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Build Pulseaudio-11.1 and intltool >= 0.35.0 bug

Im trying to build pulseaudio-11.1 because firefox asks for it to play audio on video. Im using knoppix 8.1, 64 bit installation, but it runs in 32bits. When I configure the pulseaudio source, I get a message stating that intltool is too old.…
kami
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PulseAudio won't compile on cmake

I'm trying to write a simple program with PulseAudio lib. Everything is fine when it compiles under gcc (gcc -o name_one name_two.cpp -lpulse-simple -lpulse), but when I copy my program to cLion (under cmake) it throws up an error: main.cpp:49:…
kefirek09
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Java audio fails to play wav file in Linux

I am having trouble using Java audio on Linux. This is OpenJDK 8 on Ubuntu 14.04. The following sample fails with the .wav file from this link: import java.net.URL; import javax.sound.sampled.*; public class PlaySound { public void play()…
Grodriguez
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Start pulseaudio in root after install tmux(centos7.3)?

when I start tmux, error like this: W: [pulseaudio] main.c: This program is not intended to be run as root (unless --system is specified). E: [pulseaudio] main.c: failed to start backgroud process. I search for this problem, but can't find proper…
Amor_aeternus
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why have error install pulseaudio with libtool?

I am trying to install pulse audio but get the following error: # ./configure checking whether a program can dlopen itself... yes checking whether a statically linked program can dlopen itself... yes checking whether stripping libraries is…
langiac
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ffmpeg and pulse audio creating buzzy speech

I'm attempting to record video and audio from an ec2 instance (Ubuntu 16.04), using xvfb and pulse audio. Everything works fine, except that the output file contains "buzzy" speech (not sure if this is what "clipping" is?). This happens using…
flashape
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how to use alsa snd-aloop with gstreamer?

the general goal is that i want to play an audio track on my RPi with aplay ("aplay example.mp3") and the output audio gets looped back into an gstreamer program. This program then does a spectrum analysis. I got the spectrum analysis already…
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PulseAudio Bluetooth Speaker crash on Raspberry Pi

I just bought a JBL speaker, tested it on my phone and proceeded with this tutorial on my Raspberry Pi: https://www.raspberrypi.org/magpi/bluetooth-audio-raspberry-pi-3/ I managed to pair and trust the speaker, but I can't connect to the device from…
Mihai Costi
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Building Pulseaudio WebRTC module for Raspberry Pi 3

I'm stuck with building WebRTC AudioProcessing module on Raspberry Pi 3: CPPAS signal_processing/libcommon_audio_la-filter_ar_fast_q12_armv7.lo signal_processing/filter_ar_fast_q12_armv7.S: Assembler…
tommygunangel
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pulseaudio doesn't work permanently

I use pulseaudio on Ubuntu. After I start pulseaudio daemon using pulseaudio --start command, it starts working well. But it doesn't work permanently. It turns off very soon. So I have to retype pulseaudio --start every time I want to play…
Jinoh Kim
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Record or Stream music on Audio source (ALSA/pulseaudio) GNURADIO

With my smartphone i can stream music by bluetooth on raspbery pi (I use pulse audio). I wouldlike now to record this song or to put this song directly on my Audio source on GNU RADIO. ALSA/Pulse audio capture Thanks for your help !
programmation1994
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Cannot use PJSUA Python module with PulseAudio

I'm maintaining a python/QT application (Linux Mint) using pjsua module designed to handle multiple incoming SIP calls. It's an old version, 1.x. I figured out this module isn't compatible with PA, installed with Linux Mint. Plus, this module seems…
Amessihel
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Error in building pulseaudio in yocto

I am using Raspberry Pi 3 model B. I am facing build issue while building bitbake pulseaudio. I am using Yocto : jethro branch I am getting a do compile error while running the command bitbake pulseaudio But while building it lead to do compile…
Chandru
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Audio data dumping to audio sink but no audio from speaker

I am using a Baytrail intel z3735 tablet. I am trying to run ubuntu 14.04/15.04 with linux kernel version 3.16/4.2.0. When I play an audio file the audio data is dumping to the audio sink but there is no audio coming from the speaker. I am able get…
Sanjeev Kumar
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Analyzing Audio Level In Real Time using Python

Im trying to get my Raspberry do stuff, based on the audio level of a played song (sound output). The song shouldn't neccessarily be a local mp3 file on the Raspberry. Let me explain it like this: If (audio level above threshold): do…
Slowmo
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