[tests] add tests for mfcc filterbank settings

Paul Brossier committed 7 years ago

Commit 62c2d001 parent 2eb52bd1 file · +35 −0Browse files

Showing the changes to python (1 of 1 file). Show all

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@@ -110,5 +110,40 @@ class aubio_mfcc_all_parameters(TestCase): · 109 unmodified lines
110	110	o(spec)
111	111	#print coeffs
112	112
	113	+
	114	+class aubio_mfcc_fb_params(TestCase):
	115	+
	116	+ def test_set_scale(self):
	117	+ buf_size, n_filters, n_coeffs, samplerate = 512, 20, 10, 16000
	118	+ m = mfcc(buf_size, n_filters, n_coeffs, samplerate)
	119	+ m.set_scale(10.)
	120	+ m(cvec(buf_size))
	121	+
	122	+ def test_set_power(self):
	123	+ buf_size, n_filters, n_coeffs, samplerate = 512, 20, 10, 16000
	124	+ m = mfcc(buf_size, n_filters, n_coeffs, samplerate)
	125	+ m.set_power(2.)
	126	+ m(cvec(buf_size))
	127	+
	128	+ def test_set_mel_coeffs(self):
	129	+ buf_size, n_filters, n_coeffs, samplerate = 512, 20, 10, 16000
	130	+ m = mfcc(buf_size, n_filters, n_coeffs, samplerate)
	131	+ m.set_mel_coeffs(0., samplerate/2.)
	132	+ m(cvec(buf_size))
	133	+
	134	+ def test_set_mel_coeffs_htk(self):
	135	+ buf_size, n_filters, n_coeffs, samplerate = 512, 20, 10, 16000
	136	+ m = mfcc(buf_size, n_filters, n_coeffs, samplerate)
	137	+ m.set_mel_coeffs_htk(0., samplerate/2.)
	138	+ m(cvec(buf_size))
	139	+
	140	+ def test_set_mel_coeffs_slaney(self):
	141	+ buf_size, n_filters, n_coeffs, samplerate = 512, 40, 10, 16000
	142	+ m = mfcc(buf_size, n_filters, n_coeffs, samplerate)
	143	+ m.set_mel_coeffs_slaney(samplerate)
	144	+ m(cvec(buf_size))
	145	+ assert m.get_power() == 1
	146	+ assert m.get_scale() == 1
	147	+
113	148	if __name__ == '__main__':
114	149	main()

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