feature/autosinkfeature/cnnfeature/cnn_orgfeature/constantqfeature/crepefeature/crepe_orgfeature/pitchshiftfeature/pydocstringsfeature/timestretchfix/ffmpeg5pitchshiftsamplertimestretchyinfft+
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Last change
on this file since d836c21 was
b8aaaff,
checked in by Paul Brossier <piem@piem.org>, 15 years ago
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demo_filterbank.py: add simple filterbank demo
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Property mode set to
100644
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File size:
321 bytes
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| 1 | from _aubio import filterbank |
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| 2 | from numpy import array |
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| 3 | |
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| 4 | f = filterbank(9, 1024) |
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| 5 | freq_list = [40, 80, 200, 400, 800, 1600, 3200, 6400, 12800, 15000, 24000] |
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| 6 | freqs = array(freq_list, dtype = 'float32') |
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| 7 | f.set_triangle_bands(freqs, 48000) |
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| 8 | f.get_coeffs().T |
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| 9 | |
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| 10 | from pylab import loglog, show |
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| 11 | loglog(f.get_coeffs().T, '+-') |
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| 12 | show() |
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| 13 | |
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