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Demo several ways of making sound from Numpy arrays in Python, white noise
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scivision/soothing-sounds
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An acoustically pleasing Python code, targeted initially for Raspberry Pi, but should run almost anywhere.Uses lightweight, pure PythonSoundDeviceto generate sounds.Optionally, other sound playback Python packages can be used.
I have used the outputs of this program written to SD cards, played on media players in multiple locations for a few years.
pip install -e.
The noisecolor
option is one of
white pink blue violet brown
the examples will use pink noise.
python soothing.py pink
- generate raw sound file:
python soothing.py pink -o pink.raw
- convert raw to lossless FLAC (playable in almost all media players, computer, phone etc.)
ffmpeg -f s16le -ar 16000 -ac 1 -i pink.raw pink.fla
The core noise generation code is almost entirely fromPython Acoustics
apt install libfftw3-dev
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Demo several ways of making sound from Numpy arrays in Python, white noise