feature/autosinkfeature/cnnfeature/cnn_orgfeature/constantqfeature/crepefeature/crepe_orgfeature/pitchshiftfeature/pydocstringsfeature/timestretchfix/ffmpeg5pitchshiftsamplertimestretchyinfft+
Last change
on this file since efa62ce was
efa62ce,
checked in by Paul Brossier <piem@piem.org>, 9 years ago
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ext/py-musicutils.c: complete window implementation
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Property mode set to
100755
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File size:
1.0 KB
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1 | #! /usr/bin/env python |
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2 | |
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3 | from numpy.testing import TestCase |
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4 | from numpy.testing.utils import assert_almost_equal |
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5 | from aubio import window |
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6 | |
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7 | class aubio_window(TestCase): |
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8 | |
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9 | def test_accept_name_and_size(self): |
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10 | window("default", 1024) |
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11 | |
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12 | def test_fail_name_not_string(self): |
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13 | try: |
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14 | window(10, 1024) |
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15 | except ValueError, e: |
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16 | pass |
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17 | else: |
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18 | self.fail('non-string window type does not raise a ValueError') |
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19 | |
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20 | def test_fail_size_not_int(self): |
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21 | try: |
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22 | window("default", "default") |
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23 | except ValueError, e: |
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24 | pass |
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25 | else: |
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26 | self.fail('non-integer window length does not raise a ValueError') |
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27 | |
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28 | def test_compute_hanning_1024(self): |
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29 | from numpy import cos, arange |
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30 | from math import pi |
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31 | size = 1024 |
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32 | aubio_window = window("hanning", size) |
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33 | numpy_window = .5 - .5 * cos(2. * pi * arange(size) / size) |
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34 | assert_almost_equal(aubio_window, numpy_window) |
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35 | |
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36 | if __name__ == '__main__': |
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37 | from unittest import main |
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38 | main() |
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