The Raspberry Pi has a stereo audio jack output, and audio can also be heard through the HDMI output.

learn more… | top users | synonyms (1)

0
votes
0answers
9 views

decoding DPL2 with an external audio card

Is it possible to use the Raspberry Pi to decode external Dolby Pro Logic II 5.1 audio streams (coming from a videogame console) using one of these external audio cards: ...
2
votes
0answers
27 views
+100

How to record sound in buffer using ALSA

I'm begining to learn linux and ALSA and I was wondering if there is a way to store the sound I record from a microphone a directly to the buffer. I read here ...
1
vote
0answers
44 views

Wrong ALSA volume when starting playback

I run into the same problem than exposed in this post: ALSA volume ignored when beginning playback Here is the context: OS: raspbian Kernel 3.10.36+ #665 just updated the firmware with rpi-update ...
1
vote
1answer
41 views

Sound recording program using Nano

I want to make a sound recording program such as this on my RPI machine with several modifications. The problem is that I get the fatal error message "alsa/asoundlib.h : No such file or directory". I ...
0
votes
0answers
18 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 ...
0
votes
0answers
15 views

I have error whit all configurations hdmi

Hi I have Raspberry Pi an I installed OpenElec. My TV is Hisense and native configuration is HDMI:EDID best score mode is now CEA (17) 720x576p @ 50 Hz with pixel clock 27 MHz (score 4545736) or ...
1
vote
1answer
74 views

USB external sound card and Minimodem Software

I am trying to configure the Raspberry pi in order to work with the Minimodem software, which is software modem that uses FSK modulation and demodulation to transmit information over audio signals. I ...
0
votes
0answers
37 views

ffmpeg rtp port forward audio stream

I am working on a project that requires a live feed of the mic from the pi , so we started of with this aoss ffmpeg -f oss -i /dev/dsp -acodec mp2 -ab 32k -ar 10000 -r 800 -ac 1 -re -f rtp ...
1
vote
1answer
50 views

Connect a speaker directly

I want to turn an old plastic toy into a simple music box for my kids. The plastic case includes an 8 Ohm, 0.4W Speaker, is there a way to connect it directly to the Pi? My research so far seems to ...
0
votes
1answer
32 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 ...
0
votes
0answers
24 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 ...
1
vote
0answers
57 views

No audio on Xbian connected to an AV receiver via HDMI

I've got a Raspberry Pi with Xbian and XBMC installed that works perfect through HDMI when I connect it to the TV set. Video and audio are nice, but I've tried to set up it with my AV receiver without ...
0
votes
0answers
108 views

Raspberry Pi as Transmitter to bluetooth speakers

I am trying to do a project and I can't seem to find any information on how to set up the raspberry pi as the transmitter to bluetooth speakers. Is this possible? (Raspberry pi as the transmitter, NOT ...
1
vote
1answer
65 views

Something wrong with recording video and merging audio and video by using FFmpeg

At the beginning, I have to admit that I am a newbie in FFmpeg and also raspbian. Unfortunately, I need to solve this problem as soon as possible. I tried to record videos on my Raspberry PI by ...
1
vote
1answer
55 views

record audio from rtl_sdr using usb dongle

i'm trying to get rtl_sdr to record it's output to wav. i can in a round about way do this, because rtl_sdr allows saving the raw i/q stream to file, which i can then use sox to convert it to a wav ...
1
vote
2answers
56 views

Audio in Java application won't stop when told

Disclaimer: Not sure whether this is better posted here, or on StackOverflow; let me know if this is the wrong place. Background: I have a simple test application which plays a sound using Java's ...
1
vote
1answer
43 views

How to autoplay ogg stream at startup of device

I am programming a Rasberry to Pi to become a radio player. It is meant to be used to play the local college radio in the student union hangout. INPUT: Power is turn on. OUTPUT: Audio is played ...
1
vote
0answers
116 views

eSpeak over PHP on Raspberry PI

So I am trying to make a webserver on my Raspberry Pi which plays a voice using eSpeak whenever a page is loaded. I have installed apache2 and php5, and I also have a script to run eSpeak which I have ...
0
votes
0answers
48 views

Audio piping over network

Maybe I am over thinking this, but, I have one router (openwrt) with microphone attached and I am piping it to my raspberry pi audio card (built in) I am able to hear the audio when I plug in the ...
2
votes
1answer
97 views

start Zynaddsubfx with no GUI in the PI

I need to run jackd and zynaddsubfx in a headless PI. I have an external USB audio card that works (I can play stuff with aplay blablabla.wav) I can run jack1 with no GUI nicelly and connect stuff ...
0
votes
1answer
62 views

Humming/Bleeping on Audio Out

I'm currently powering a raspberry pi from a 12v battery using a 5v regulator purchased off the internet. It works fine, and I can connect to the Pi over wifi etc no problems. When I connect an audio ...
0
votes
0answers
101 views

How to disable and then enable HDMI output on Raspberry Pi

I have an issue and I've tried a lot of solutions and as such I'm looking for a custom one. I've set up my Raspberry Pi running XBian. The video is being displayed on my television but not the ...
0
votes
1answer
63 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 ...
1
vote
1answer
48 views

TV remote no longer working

I'm running openelec+xbmc connected to my TV via HDMI cable, and my TV remote has stopped being able to control XBMC. I'm not sure if it is the settings in xbmc/openelec that are incorrect, if there ...
2
votes
0answers
46 views

Audacity crashes after recording 10s or so of sound

I'm experimenting with recording sound using the Pi and a USB microphone. I can record long samples using arecord from the command line but when I use Audacity I get frequent bus errors, usually ...
1
vote
1answer
65 views

USB audio crackle with SD card access

I am using my pi as an audio server with MPD. I am using an USB sound card (C-Media chip) which works fine quality wise. However, every time the "ACT" LED comes on sound gets distorted with a ...
2
votes
1answer
191 views

No Audio Output on 3.5mm Jack

I have a Raspberry Pi B running Arch ARM. I have setup NFS with my media server. I'm trying to stream music from it and play it with mdp through ncmpcpp (with alsamixer). I have tried turning up the ...
3
votes
1answer
106 views

Is it possible to record and stream audio from a raspberry pi to a PC?

I'm trying to come up with a project and I want to know how feasible the following is: I want to be able to stream audio from a raspberry pi to a PC. This includes: Connecting a mic to the pi ...
0
votes
0answers
52 views

audio auto setting not working in Raspian while playing through headphones

I have a sound problem with my pi running Raspian. I am using a HD monitor connected to my pi via a HDMI cable (it doesn't have internal speakers). When the sound setting is on Auto my sound via ...
4
votes
1answer
307 views

REALLY force Raspberry Pi to send audio via hdmi

This question comes with an answer. Let me first explain what my problem was: I wanted to use my Raspberry Pi with a very old video projector which is not capable of processing audio signals. So I ...
0
votes
1answer
84 views

amsynth and the virtual keyboard

I'm using amsynth on the Pi, which works well, but I can't get the virtual keyboard to work. As directed by the FAQ (https://code.google.com/p/amsynth/wiki/FAQs) I've installed vkeybd: apt-get ...
1
vote
0answers
112 views

Can't record audio from ps3eye microphone…any idea?

I tried to use the ps3eye webcam with my raspberry pi , as webcam working fine, I can record video from video4linux2 with this command without any issues: avconv -f video4linux2 -r 25 -i /dev/video0 ...
0
votes
1answer
97 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 ...
0
votes
1answer
58 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 ...
0
votes
1answer
145 views

cannot get any sound from Raspbian

I have installed Raspbian and I can get not sound from the raspi ¨ I have another SD with XBian and XBMC running Ok so HW error is discarted. I tried with HDMI, headphones, and both together ...
1
vote
1answer
231 views

Maximum audio sampling rate with HDMI output

What is the maximum supported audio sampling rate supported with the Raspberry Pi's HDMI output? When I play 24 bit, 96KHz tracks in MPD, it appears to be resampling down to 48KHz, as reported by: $ ...
2
votes
1answer
215 views

ADC for ultrasonic frequency recording?

I'm trying to create a prototype using a breadboard that is able to record sounds at the ultrasonic frequency range. I am looking into purchasing this microphone. The problem is that the Raspberry Pi ...
2
votes
2answers
596 views

Best USB sound card for signal elaboration

I would like to buy a USB sound card compatible for Raspberry Pi. The main goal is to acquire sound from an external device and send it for signal elaboration on the Raspberry Pi. What usb sound ...
1
vote
2answers
189 views

Audio Output on RaspPI

I'm quite new to the DIY world but I wanna try to build a "smart clock". And I'm having trouble with making a choice on the audio output. So far, if I'm right i have 3 choice Use the on-board jack ...
0
votes
0answers
37 views

How to talk to iPhone and hear through RasPi?

So, I truly enjoyed using the EveilTron recently, but was disappointed when I could not add my own sounds. Then I wondered why could I not have the RasPi become a speaker for my iPhone? This way, I'd ...
0
votes
1answer
155 views

aux output with hdmi as video

new to a pi, loving it just started using hdmi instead of composite pal ( obvious reasons) but I want to keep sound going through aux so I can play with better speakers, looked around, very hard to ...
0
votes
0answers
103 views

Forward audio from usb input to jack output [closed]

Is it possible to use the RPi to forward the audio from a usb input to it's jack output? With amixer, aplay, etc perhaps?
0
votes
2answers
428 views

How to enable Airplay on raspbmc via SSH?

I'd like to enable Airplay on raspbmc via SSH. I don't have a monitor to do it over the GUI. Somehow couldn't find a solution on google.
1
vote
1answer
256 views

OMXPlayer Audio Out of Sync with Video

I have a RPi and I'm trying to play a full 1080p HD video @ 60fps. The audio is a few seconds ahead of the video. Is there any way to get the video to maybe drop frames? And I'm using a 256MB model, ...
3
votes
1answer
265 views

Can a Raspberry Pi be used to make voice changer?

There are voice modulators for over $150, and all they do is alter the pitch and put a static burst when there is a silence of over 0.5 seconds. Surely this can be done on a Raspberry Pi with a USB ...
3
votes
4answers
4k views

Using Pi to stream all audio output from my pc to my stereo

My problem is quite simple but I have been unable to find a satisfying solution. Basically, I want my Raspberry Pi to be connected to my stereo and then play any audio output from my computer via ...
1
vote
1answer
2k views

Suitable microphone for IO pins

I am using the IO pins of the Pi to drive a speaker and a microphone. The speaker is easy to find, just a cheap one from Cool Components however I am finding it harder to find a suitable microphone. ...
2
votes
0answers
218 views

Stream Live audio TO raspberry pi

I want to stream live audio stream from my ubuntu running laptop to my pi, both of which are connected to the same network. I have read about ffmpeg and installed it too but can not get the mic output ...
2
votes
1answer
268 views

Raspbian sound problems

I'm having problems getting sound to work on my RPi. I'm running raspbian, and I want the sound to play over HDMI. I've tried omxplayer -o hdmi path/to/myfile.mp3 with the HDMI cable, and omxplayer ...
2
votes
1answer
203 views

Pulseaudio 4 : error while loading shared libraries libpulsecore-4.0.so

I'm using Raspbian, which runs Pulseaudio 2, which consume a high volume of ressources when working with my Debian sid Pulseaudio 4. So I try to compile Pulseaudio 4 (official archive) on my ...