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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Audio Processing Issues in PyAudio in RPi

Basically, I want to analyse the spectrum of the input audio stream to my Raspberry Pi. I have configured my Audio USB Adapter and ran sample tests on Play and Record. I am using PyAudio to take ...
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How can I start processing audio on Orange Pi zero {A board similar to Rpi}? [closed]

Orange pi is similar board to the Rpi except some extra features such as built-in audio card. I am new to this board as well as Linux. I have a orange Pi zero and I want to start with some simple task ...
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233 views

How do I allow for multiple dtoverlays? (SX400 DAC and Tontec screen work alone, but not in conjunction)

I'm working on a particular musical project that requires both of these devices to be working, yet if both dtoverlay=mz61581 (the screen) and dtoverlay=iqaudio-dac-overlay (DAC) are uncommented in /...
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2answers
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Error after (trying to) recording usb microphone with alsa record

I'm setting up alexa-pi and everything was going smoothly until the final step which is running a wake word engine. I'm keep getting " 'pcm' failed." error. I've read somewhere that in order to this ...
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1answer
2k views

This sound device does not have any capture controls

I have a USB microphone. $ arecord -l **** List of CAPTURE Hardware Devices **** card 1: Device [USB PnP Sound Device], device 0: USB Audio [USB Audio] Subdevices: 1/1 Subdevice #0: subdevice #0 ...
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1answer
976 views

aplay finds no sound cards despite dtparam=audio=on

I broke my boot partition and had to rebuild it. Both cmdline and config.txt are gone and I had to start over. The rest of the system is untouched. Unfortunately, I forgot how they were configured and ...
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1answer
1k views

IOError: [Errno -9981] Input overflowed

I'm getting an input overflow error using pyaudio with sample rate of 16000 and frame per buffer of 1024. I'm also using a USB microphone and a raspberry pi 3 (raspbian). I'm using pyaudio for ...
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uv4l webrtc usb webcam : audio not working : Pi3/Jessie/Logitech C920

I've had no luck getting audio working with uv4l-uvc / webrtc. I've tried connecting from a Mac with chrome 54.0.2840.98 and firefox 49.0.2. Video works fine on both but no audio on either. I ...
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1answer
70 views

High frequency hiss when running on Pi2

I have a Raspberry Pi 2 running Open Source Media Center (aka OSMC), and when it runs, I hear a very high frequency hissing noise coming from the Pi. In my family, I am the only one able to hear this ...
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1answer
3k views

Can't start jackd

I realize there are many threads about not being able to start jackd, but none of the solutions provided have been able to cure my issue. pi@raspberrypi / $ jackd -v -d alsa jackdmp 1.9.9 Copyright ...
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installing PyAudio on Raspbian OS Jessie

I am trying to install PyAudio on Raspbian Jessie , but I am getting this error. pi@raspberrypi:~/git/toxcore/build $ sudo pip install PyAudio Downloading/unpacking PyAudio Downloading PyAudio-0.2....
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1answer
363 views

Sound not working anymore after first use of GPIO

On a Raspberry Pi 3 with as of today latest firmware and raspbian, I have e.g. espeak "hi" or aplay some.wav working after booting into a small loudspeaker plugged into the jack (this is headless, no ...
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1answer
72 views

Seeking help for a simple Interval Alarm (Pi Zero)

I recently found myself in possession of a Raspberry Pi Zero. I've never had a chance to play around with one before, and so I was just after a bit of guidance on how to go about a certain project. ...
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1answer
78 views

2 separate audio outputs sample player

I'm looking to (hopefully) create a sample player that will be capable of playing 2 wav samples at once. One out of one stereo out and one out of another. (To send one to a stereo mix in a sound desk ...
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1answer
826 views

Establishing two-way audio from android to Pi

I want to be able to establish two-way audio from my android based phone to a raspberry pi acting as an intercom over IP. My immediate reaction was to install a SIP client on the Pi that can wait for ...
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1answer
1k views

Pi 3 amixer error

I would like to use my headphones with the Pi 3. So I changed the audio config in raspi-config. This is the error I get: Following the documentation, I used amixer. It gives this error: The ...
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134 views

How can I confirm if my audio output is defective (on RPi3)? [duplicate]

I am wondering if maybe my audio output of my Raspberry Pi 3 is defective. I have tried to get some kind of audio output without any success so far. I have tried any comment / tutorial on how to ...
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1answer
415 views

Headless on RPi - checking boot screen messages for jackd [duplicate]

I'm trying to run an RPi autonomously and have a script which is intended to start jackd and then Supercollider. The script works from the command line if I ssh into the RPi, but not otherwise. To try ...
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561 views

How do I output audio via USB?

I installed OpenELEC on my RPi model B and now I want to connect a speaker to it. The speaker has a USB input. So, how do I do this? Do I need to get an external USB card or something else? Or do I ...
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473 views

No HDMI Audio Until an Emulator (N64, SNES, etc…) initializes it

The primary problem I am having is that I do not get audio via HDMI at boot. I had gone through the various steps outlined in several places related to modifying /boot/config.txt without any success. ...
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1answer
455 views

Assigning 5 mics to GPIO for voice activation

here's a noob question, I am trying to build a controller for the Olympic double trap shooting sport. This means activing 2 of 3 target throwing machines whenever a shooter calls PULL in the ...
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48 views

Rasp Pi 2: HDMI audio goes fuzzy temporarily

I have a Rasp Pi 2 connected to TV via HDMI. After watching video for about 10-15 minutes the sounds turns into a fuzzy mess, after 20 seconds it's back to normal like it never happened and I can't ...
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2answers
407 views

USB hub/c-media combo - audio device not recognised - hub won't allow allow other usb audio either

I have an mBeat Hayman USB hub with integrated C-Media audio. Under Raspbian, the hub is recognised as a 4 port hub, but the C-Media audio device (which is uses one of the ports) isn't recognised. ...
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1answer
683 views

USB DAC not listing as playback device

I am trying to get a Musical Fidelity V90-AMP to work for playback of music using my Pi. I installed the SqueezePlug image and it otherwise works fine via the analog output. The problem seems to be ...
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1answer
272 views

Wall-Mounted Board Help

I've decided I want to make a wall mounted DAKboard with some personal improvements, but I'm new to the RPi, Linux, and DIY in general so I want to make sure I'm not going to do something wrong. ...
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1k views

Raspberry Pi Sound Issues

I saw this answer for configuring enabling and being able to use audio but was unsuccessful. I want to have audio to my headphones which are plugged into the 3.5mm jack. I have tried: Forcing audio ...
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1answer
2k views

Rasplex HDMI Audio

I'm running the latest version of Rasplex on my Pi, connected to my TV by HDMI. The video playback is working fine. Unfortunately, I'm getting no audio at all, and all of my googling and fiddling with ...
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1answer
1k views

Audio cracking with VLC and Bluetooth, but works with aplay

I'm trying to set up my Pi (v2) as a WiFi Hotspot and a Bluetooth Audio Module for my car. The WiFi Hotspot works so far, but the sound over Bluetooth and VLC is only cracking. When i use "aplay /usr/...
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0answers
2k views

Does this show PyAudio is unusable with RaspberryPi's built-in audio?

When using PyAudio with the RaspberryPi's built-in audio snd_bcm2835, we get this strange behaviour: python test.py # ... after 10 or 15 seconds the sound is stuttering! This problem doesn'...
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24 views

How can I record audio from my RPI and save it to my PC (server)? [duplicate]

I would like to record audio from a usb device connected to my RPI and save it to a server (my pc on the same network). OS: RASPBIAN Debian Wheezy Model: B USB Mic: Sound-Tech 1000 Once the USB ...
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0answers
328 views

24 bit recording in raspberry pi

I'm trying to record audio with 24 bit with 32k sample rate in raspberry pi. When I play the recorded file I'm getting glitches. I changed bit clock ratio to 48 (i.e., number of bits* number of ...
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2answers
2k views

Play music stream via node

Is there anyway for me to play a music stream (google play music, I already got the streamURL) in the raspberry pi via node? (and also, output it to audio port).
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0answers
465 views

Sound not initializing at startup

I've got a RPi I am using for some retro-gaming with RetroPie and Dosbox installed. If I start X and attempt to run a game through Dosbox, I do not get sound. However, if I first start RetroPie and ...
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1answer
296 views

Rasperrian + MPD: Play/Resume fails

I'm running a RasperryPi with Rasperrian with an installed MPD. When i first use an MPD client to start the audio playback, it works fine. But then i press pause and resume and nothing happens. The ...
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0answers
680 views

pygame.mixer on thread fails with “(pygame parachute) Segmentation Fault”

On the Raspberry Pi, I'm trying to play some sounds using pygame.mixer and am having a problem when playing them on any thread other than the main thread. For example, I have a keypad hooked up and ...
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1answer
260 views

Make my pi a music and notification centre

I was thinking about making my RPi like a music hub, that I can control from my phone. So say I'm at home and want to paly same music, I just get my phone out and select the song I want. I was ...
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1answer
509 views

Getting sound working in Squeak

I've been experimenting with Squeak on my Pi and have got it up and running following these instructions: http://www.raspberrypi.org/forum/viewtopic.php?f=34&t=9046 However, I can't get the sound ...
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1answer
163 views

How to resolve patchy audio playback in OpenELEC?

I've installed OpenELEC without modifying any configuration settings, so it's the default installation of 'Frodo'. I've added a video source on my NAS, both with NFS & SMB when I attempt to play ...
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3answers
113 views

No audio output through 3.5mm jack but OK through HDMI

I'm having trouble with audio playing through 3.5mm jack. Audio is playing fine through HDMI, but when 3.5mm jack is selected using all 3 options (i.e. - terminal command, configuration tool or by ...
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1answer
636 views

Gstreamer player dont play

I've made basic gstreamer player: import threading import gst import gobject class BasicPlayer(threading.Thread): def __init__(self, musiclist): threading.Thread.__init__(self) ...
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1answer
693 views

R-Pi 2: Repeated clicking sound on speakers (via 3.5 mm jack)

I'm hoping someone can help. We are using a Raspberry Pi model 2. We bought it and installed Raspbian via NOOBS in February 2015 According to posts I read elsewhere, this means we should have the ...
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1answer
780 views

Options for streaming audio from other sources to the Pi's audio jack

What I want to do: Be able to stream all audio from other devices (Android, Windows, Linux) to the Audio Jack of the Raspberry pi with minimum latency. What I tried: - shairport: Has delay issues. ...
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2answers
94 views

I don't know where to start [closed]

I am completely new to Raspberry Pi and have started from basically no knowledge. My end goal is to make a synth or drum machine. My problem is that I attempt to start learning something like how to ...
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1answer
225 views

Audio over HDMI not working on Pi 3

I have recently acquired a Raspberry Pi 3 Model B. The audio doesn't work and having looked at other people's comments online I am not the only one having this problem. I have tried the things that ...
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1answer
126 views

Adafruit PAM8302A -> Raspberry Pi 3

I want to connect Adafruit PAM8302A amplifier to the Raspberry Pi 3 Model B+. What I need? How to do this?
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2answers
385 views

Combine/Merge different Raspberry Pi Images

I tried to find something about it, but I didn't found anything. I want to run the two images of Picroft and Pi MusicBox or Volumio on the same Raspberry Pi. Is there a way of merging/combining two ...
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1answer
83 views

synchronised audio streaming

What are the options to use 2 or more raspberry (any version) for multi-room synchronised audio streaming? Something like Google Chromecast Audio I don't mean a full ready solution, any starting ...
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1answer
98 views

Reset on loss of audio

I am using a Pi in Kiosk mode to read a live HTML stream for the blind. Does anyone know how to reboot the PI, or the browser, if the stream fails or the audio stops? I am using Chrome for the Kiosk ...
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1answer
2k views

Connecting to bluetooth speakers headlessly

Background: I have a Pi Zero that I want to send music to my bluetooth speakers. This works nicely when I have a monitor and can use bluetoothctl to pair and trust my speakers and the volume-adjuster'...
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1answer
222 views

noob trying to get his usb audio to stay as default

I have edited this with hopes of being more clear. I got my card working thanks to this site, and this question / answer: Unable to set default input and output audio device on Raspberry jessie ...