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beeps in key (#36765)

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beeps in keyt
This commit is contained in:
Harald Schäfer
2025-12-04 13:11:27 -08:00
committed by GitHub
parent f962a36fd8
commit e72e5d4ebe
3 changed files with 23 additions and 4 deletions
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selfdrive/assets/sounds/disengage.wav
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version https://git-lfs.github.com/spec/v1
oid sha256:c94582be9d921146b3c356e08a7352700c309cb407877c1180542811b2d637fa
size 48078
oid sha256:42bd04a57b527c787a0555503e02a203f7d672c12d448769a3f41f17befbf013
size 48044
selfdrive/assets/sounds/engage.wav
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version https://git-lfs.github.com/spec/v1
oid sha256:bc2b12bfe816a79307660b6b3d2de87a7643c6ccbfc9d1b33804645ad717682a
size 48078
oid sha256:b1e177499d9439367179cc57a6301b6162393972e3a136cc35c5fdac026bf10a
size 48044
selfdrive/assets/sounds/make_beeps.py
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import numpy as np
from scipy.io import wavfile
sr = 48000
max_int16 = 2**15 - 1
def harmonic_beep(freq, duration_seconds):
n_total = int(sr * duration_seconds)
signal = np.sin(2 * np.pi * freq * np.arange(n_total) / sr)
x = np.arange(n_total)
exp_scale = np.exp(-x/5.5e3)
return max_int16 * signal * exp_scale
engage_beep = harmonic_beep(1661.219, 0.5)
wavfile.write("engage.wav", sr, engage_beep.astype(np.int16))
disengage_beep = harmonic_beep(1318.51, 0.5)
wavfile.write("disengage.wav", sr, disengage_beep.astype(np.int16))