Raspberry Pi Stack Exchange
Raspberry Pi Stack Exchange

Questions tagged [puredata]

Use this tag if your question relates the the programming language Pure Data.

Pure Data is a visual programming language for audio and multimedia applications; see the Wikipedia page for more information.

8 questions
2
votes
1 answer

ALSA input error (snd_pcm_open): No such file or directory - Problem with running Pd with ALSA

I am pretty new to Raspberry Pi, so sorry if I might be not clear on something. I am trying to set the Raspberry Pi 3 to work running a Pure Data patch while communicating with two Arduino UNO, and getting it work just plugging it, so running the…
ronogio
  • 21
  • 1
  • 5
2
votes
1 answer

After boot I have two instances of Pure Data application

Raspbian Jessie on Pi 3 headless with VNC on laptop. I use /LXEsession/autostart to have application puredata running after boot. In Terminal with top 2 instances of puredata show up!! How come? Anybody an idea about this? pi@murf:~ $ ps aux | grep…
rolf meesters
  • 31
  • 3
2
votes
0 answers

GPIO won't work with Pure Data extended

I'm running a script at log-in on my Raspberry Pi B+ (I call it in the .bashrc). The script runs Jack-Audio and then launch a Pure Data patch that deals with audio and GPIOs. The audio part works well but not the GPIO one (a led should be on when…
Corentoulf
  • 33
  • 4
1
vote
0 answers

Can I connect to bluetooth audio and send audio OUT while using an external sound card for audio IN?

Sometime ago I used this helpful tutorial: How can I use an external USB sound-card and set it as default? to set my external USB sound card as my default. This has been great for me as I use external sound cards in almost all of my…
M0nst3rM0vi3
  • 11
  • 3
1
vote
0 answers

Audio Injector input to Bluetooth Output

What I am trying to do is have the audio come into the Raspberry Pi via the Audio Injector "Stereo" and then pass through the Pi and output the audio to Bluetooth speakers. I have successfully installed the Audio Injector "Stereo", I think. I got…
Scuttle
  • 11
  • 3
0
votes
0 answers

What can I do? Installing software "E: Unable to fetch some archives" (Pure Data)

I'm trying to install Pure Data on my Pi with the command: sudo apt-get install puredata However, it isn't working and I'm getting the message: E: Unable to fetch some archives, maybe run apt-get update or try with --fix-missing? I tried those…
Mitchell Graham
  • 1
0
votes
1 answer

PureData crashing with pigpio

This morning, I wrote a very quick external for PureData which allows it to read from an MCP3008 via pigpio. This works well until the DAC is enabled, upon which PureData almost immediately crashes with an ALSA error: restart alsa output alsa xrun…
nullPainter
  • 115
  • 4
-1
votes
3 answers

Execute a line of code in the terminal after Pi is booting

I need to write this line of code on my Pi terminal in order to make my music software to work sudo systemctl restart my_puredata.service How can I make the Pi automatically execute this line of code every time it is booting? Is it also to give it…
user150653
  • 7
  • 1