multithreaded app

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2021-07-28 21:26:40 +01:00
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https://makersportal.com/blog/recording-stereo-audio-on-a-raspberry-pi
https://learn.adafruit.com/adafruit-i2s-mems-microphone-breakout/raspberry-pi-wiring-test
sudo pip3 install --upgrade adafruit-python-shell
cd /tmp
sudo wget https://raw.githubusercontent.com/adafruit/Raspberry-Pi-Installer-Scripts/master/i2smic.py
sudo python3 i2smic.py
# plug microphone
sudo reboot
arecord -l
arecord -D plughw:1 -c1 -r 48000 -f S32_LE -t wav -V mono -v file.wav
# Control record volume
cp res/.asoundrc ~/.asoundrc
# alsa API
http://www.equalarea.com/paul/alsa-audio.html