feature/cnnfeature/crepefeature/pitchshiftfeature/timestretchfix/ffmpeg5pitchshiftsamplertimestretch
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Last change
on this file since 04fc360 was
c342c17,
checked in by Paul Brossier <piem@piem.org>, 12 years ago
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python/demos/demo_miditofreq.py: added simple miditofreq example
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-
Property mode set to
100755
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File size:
331 bytes
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| 1 | #! /usr/bin/env python |
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| 2 | |
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| 3 | from aubio import miditofreq |
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| 4 | from numpy import arange |
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| 5 | |
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| 6 | upsampling = 100. |
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| 7 | midi = arange(-10, 148 * upsampling) |
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| 8 | midi /= upsampling |
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| 9 | freq = miditofreq(midi) |
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| 10 | |
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| 11 | from matplotlib import pyplot as plt |
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| 12 | |
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| 13 | ax = plt.axes() |
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| 14 | ax.semilogy(midi, freq, '.') |
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| 15 | ax.set_xlabel('midi note') |
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| 16 | ax.set_ylabel('frequency (Hz)') |
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| 17 | plt.show() |
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