Questions tagged [audio]

The Raspberry Pi has an analogue stereo audio jack output (Pi 1 A/B/B+, Pi 2, not Pi Zero), and audio can also be heard through the digital HDMI output (all models).

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initialization problem with PyAudio on WM8960 audio card. No input sound at first launch

First at all I am on a Raspberry Zero W. I have blacklisted the snd_bcm2835 by adding blacklist snd_bcm2835 in the sudo nano /etc/modprobe.d/raspi-blacklist.conf I don't know really what it does. Its ...
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MPG321 “Home directory not accessible: Permission denied” on PHP exec_shell

I try to execute a shell from a PHP using exec_shell() function, but it doesn't working. I've tried chmod, chown and doesn't execute but on terminal yes. Sorry for this question but I really need a ...
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PIR sensor triggering audio - but need addition to play random song, no interruption [closed]

Project Aim: Create a seat that when you sit on it, audio starts. When you leave, the audio stops after the track has completed. Next time someone sits down, the audio begins again. Each time it is a ...
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How to fix abrupt start to audio

I am using rpi4b with raspbian dated dec 2020 and seeed respeaker mic hat 2 and notice there is an abrupt start followed by some silence to the audio. Here is a sample with a simple test arecord -D ...
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IQAudio DAC+ appears to be installed, but does not play audio. How to debug?

I recently installed an AudioIQ DAC+ device on my RPi3b+ running buster. Following the directions in the user guide, I was able to get to the point that the drivers are loaded and appear to run, but ...
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Possible to fry with Audio Jack?

I have had two 3B Rasbpi units stop working and show a single red light after plugging in to an audio jack. The audio was standard 1/8th inch to 1/4" which then went to an Euro rack pro ...
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Python script not playing audio when run through systemd

After trying every possible solution online I am posting this question. I have a python script that runs on boot with the help of systemd. Everything worked fine till I installed a fresh raspian ...
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Using Sipeed 6+1 microphone array be used with Raspberry Pi Zero W

Can I actually use Sipeed 6+1 microphone array with Raspberry Pi Zero W? The microphone array has a 10P 0.5mm FPC, but can it be made to work with the Pi. If not can the GPIO connectors be used to get ...
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Receiving audio using bluetooth and performing DSP operations

I wish to create a project on the raspberry in which I can intercept the audio data being received by raspberry pi bluetooth and perform DSP operations on that data (Like Short-time Fourier Transform ...
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Puredata patch keeps crashing on Rasberry pi 3B+ with Rasbian

I'm trying to run a pure data patch on my raspberry pi model 3B+ with raspbian. The patch emulates a guitar and plays multiple .wav audio samples at once, usually 6-12 short audio files at the same ...
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Using phone microphone as audio input through USB?

I have a program that broadcasts and FM radio signal, and there is an option using this command to allow direct audio streaming: arecord -D hw:1,0 -c1 -d 0 -r 22050 -f S16_LE | sudo ./fm_transmitter -...
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No analog sound in Raspberry Pi 3

I have a Raspberry Pi 3 with Raspbian Buster installed. When playing Youtube I get no sound through speakers connected by audio jack. After some research, I did the following: 1.Audio output is set to ...
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Raspberry Pi 4, audio on hdmi 0, video on hdmi 1

Presently I am trying to setup a Raspberry Pi 4 to send its 7.1 uncompressed audio to an older home theater receiver for decoding via the HDMI 0 output and a 4k video output from the HDMI 1 output to ...
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Faustlive build error

I am trying to build Faustlive on Raspberry Pi, but I get an error and I do not know how to resolve it. Here are the lines at the end of the build log / command line that should be relevant: /usr/lib/...
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How do I use one device for audio input and one for audio output?

I am trying to use a Bluetooth speaker & mic combo for my audio input and output for the raspberry pi 4b. The speaker works for audio output no problem, but when it comes to audio input I keep ...
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Turn HDMI display off while keeping audio on

I am currently wrestling with a configuration headache involving my RPi4, Kodi and an audio receiver (and a TV that doesn't support CEC standby)… Even after installing an HDMI splitter to separate ...
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How to troubleshoot selection of audio device

When right click on the volume icon at top right of the screen, a menu lets me select Analog or HDMI audio output. Whatever selection I do, a green check mark appears at the selected option but there ...
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No HDMI audio when logged in as a new user

Sound over HDMI works fine when I login as the default user pi. I created a new user named for example user1 If I login as this user, no sound plays through hdmi. I then added this user to most groups ...
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Raspberry Pi 4 B no audio on any OS

Guys I'm out of ideas. I've tried to get audio running on my Raspberry Pi 4 Model B (4GB RAM) I've tried it with Buster Full/Lite and LibreELEC. connected to my Samsung 4K screen via HDMI Same ...
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1answer
30 views

Headphone deactivates when RasPi is started without screen (HDMI)

To my Rasbian setup I have a set of speakers connected via the headphone jack and it works just fine when I start the RasPi (3b+) with a connected HDMI screen, also when accessing it via a web portal (...
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Problem with audio

I want to implement Jarvis on my RPi4 and got some problems. I have a Respeaker 4- mic array hat for the Pi and want to use it as an Audio input. As audio output I want to use the 3.5 jack. When I ...
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Bluetooth retransmission

I'm doing a project of automation, and I would like to implement a bluetooth "retransmitter" for sound. I'm currently using Raspberry PI 4 (4gb ram) with ubuntu desktop client 20.10 This is ...
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December 2020 Upgrade broke sound over HDMI [duplicate]

Did the full upgrade last night and it broke my sound and bluetooth disappeared. I've followed just about every (only a couple available) recommendations but nothing seems to be working. I have also ...
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108 views

Is it possible to drive two PWM pins with opposite phase?

One well-known trick to make a piezo buzzer sound louder is to actively drive both sides of it with an opposite phase: when pin 1 is at 0V, pin 2 is at 3.3V and vice versa. This creates a voltage ...
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My Raspi4 hdmi won’t sound

What's happening? My raspberry pi4 won’t sound HDMI. (AV jack is working fine) Raspi information environment OS - Raspberry Pi OS with desktop 2020-12(Flash with December 2nd 2020 image and run apt ...
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How to fix audio after December 2020 update

I recently updated my Pi4 to the latest version of Raspberry Pi OS, following all the steps to change the audio software to pulseaudio - from the instructions on the website. https://www.raspberrypi....
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35 views

Aux Mic to Micro USB Converter

I have a mic for an aux input that I want to plug into my Pi Zero W. I tried using a micro-USB to aux cable, but it couldn't get the pi to recognize it. Do I need a (micro) USB sound card to record ...
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816 views

How do I stop the audio message “To install the screen reader press control alt spce”?

Just upgraded raspian (December 2020 release) and since then, every 15 seconds a computerized voice says "To install the screen reader press control alt space". Orca is not installed (I ...
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1answer
231 views

No audio through 3.5mm jack when using QtMultimedia on RPI4B

I am currently trying to run a PYQT5 GUI on my RPI 4B using PYQT5 and its QtMultimedia. I have 2 speakers (running through an amp) connected through the 3.5mm jack (BMC2835 headphones), and while ...
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1answer
150 views

Default audio output to HDMI

I have an RPi4 installed with ubuntu20.10. I connect it to a display(TV) using an HDMI cable. The problem is the output is by default set to a 3.5mm jack. I override that by running the raspi-config ...
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2answers
176 views

How do I force analog audio via the 3.5 jack when Pi 4 is headless?

I am deploying a Pi 4 on a wheelchair and require audio output to prompt the user. The Pi is headless (i.e. no monitor). On the bench, with a monitor, my code correctly sends the audio out the 3.5 ...
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74 views

No sound with Waveshare WM8960 Audio HAT

I have a Raspberry Pi Zero running Raspberry Pi OS 10 (buster). I have connected a Waveshare WM8960 Audio HAT but am not getting any audible sound from it. The driver seems to be installed correctly ...
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22 views

How to change alsa sound output name

Alsa volume controller of spotifyd uses 'Master' for output and does not work on a PI. Checking alsamixer I saw that the output is called headphone. How can I change this value?
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MAX98357A Adafruit amplifier no output

I'm trying to connect the MAX98357A Adafruit board to a rpi Zero W. I've followed their documentation for installing and testing it. The installation went ok with no errors but at the test i got no ...
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1answer
126 views

Bluetooth Audio not working with Chromium

I am having a problem using Chromium with bluetooth. I have a new Raspberry Pi 4 with Raspbian Buster. Using VLC, or aplay at command prompt, I can hear audio through bluetooth headset. However, I ...
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43 views

can't stream audio from client to pi, connection refused

not sure if I should start a new question or ask in another section I followed the instructions here Running runeaudio (arch) on a rpi1 connected through ethernet to my router, ssh is working fine. I ...
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30 views

How to keep audio in sync with raspivid on a live stream

Raspberry Pi 4 trying to stream live to youtube using an external USB mic and the raspberry camera. The audio slowly gets out of sync (ahead of the video). Here is my command. Any suggestions on ...
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3answers
60 views

Control the Raspberry Pi from my Desktop to play music

So I have a not-so-modern audio system (no Bluetooth or something, but AUX entrance), a desktop computer running Linux on the other side of the room, and a Raspberry Pi which I never used lying around....
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26 views

Redirect Rpi Audio/Mic to Sim module

Raspberry Model: Zero W. External Modules: SIM800L Image Adafruit I2S MEMS Microphone Breakout Small Audio Speaker I'm aiming to make phone calls with the sim800L and 'bind' them with the RPI and I'...
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1answer
311 views

Audio not working with Chromium Web Browser but works with VLC

I have a Raspberry Pi 4 with raspbian buster desktop installed which I am using since 1 year to consume media over internet. I am using bluetooth to connect with the speakers and everything was ...
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10 views

What causes problems with multiple USB audio devices on Raspberry Pi 3B?

I wanted to use a Raspberry Pi 3B (rev a02082) to record noise pollution in my neighborhood. This requires multiple microphones, but each one needs only 800 kbps while recording. So I thought that one ...
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28 views

Playing from audio from udp using ffplay returning error [Could not initialize SDL - No available video device]

Ive been attempting to play audio from a udp connection using ffplay (pi4 ubuntu) and have been receving Could not initialize SDL - No available video device (Did you set the DISPLAY variable?) as an ...
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35 views

Sound output unpredictable

I'm a bit at a loss to describe the issues I have because they don't really seem consistent to me. I use a raspberry pi 4 running raspbian. When I boot I have sound through 3,5 jack I can change ...
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17 views

Sound not working properly or consistent

I have a Pi 3b+ and having issues with sound. I have tried raspi-config as well as altering the config.txt for HDMI2. First I was getting sound when playing file throught VLC using headphone jack but ...
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1answer
21 views

How to eliminate audio output

After installing a webcam, and configuring sound and video, I see that my system considers that I have 2 analog audio devices (seen by VLC). One works and the other doesn't when I'm listening to music....
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53 views

No audio output through 3.5mm jack

I have followed the steps in prior answers and still no sound. Also, when I launch GQRX I get the following error: libEGL warning: DRI2: failed to authenticate Sometimes GQRX will start after the ...
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397 views

Can motion and or motioneye be configured to record audio with video files?

I have motioneye running in a docker container on raspberry pi OS on a raspberry pi 4. I have a USB microphone attached, I want to record audio with the video files, in the same file if this is ...
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361 views

Ultra-wide monitor support - Screen resolution, Video and Audio Raspberry Pi 4 B

Ultra-wide monitor specs: 34 inch WHFD (2560 x 1080) IPS Display (21:9) - HD 10 AMD Free sync OS: Arch linux with Openbox (lightdm) Issues: Managed to get 2560x1080 pixels with "...
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1answer
52 views

How do you stream audio from one RPi to another?

I have a RPi Zero W running Stretch and equipped with an Adafruit speaker bonnet. I have followed these instructions including points 1 and 2 mentioned in the comments. The result is a functioning ...
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30 views

Raspberry Pi 4 as WiFi extender causes audio problems on Windows 10 when connected

After following tutorial provided in this answer i've managed to use my Raspberry Pi 4 as WiFi extender and it's working really good. The main and only problem is that when i'm connected on my PC with ...

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