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64 lines
2.2 KiB
Python
64 lines
2.2 KiB
Python
import os.path
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import numpy as np
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from numpy.testing import *
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from scikits.image import data_dir
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from scikits.image.io import imread
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from scikits.image import data_dir
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from scikits.image.morphology import *
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lena = np.load(os.path.join(data_dir, 'lena_GRAY_U8.npy'))
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class TestMorphology():
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def morph_worker(self, img, fn, morph_func, strel_func):
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matlab_results = np.load(os.path.join(data_dir, fn))
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k = 0
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for arrname in sorted(matlab_results):
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expected_result = matlab_results[arrname]
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mask = strel_func(k)
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actual_result = morph_func(lena, mask)
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assert_equal(expected_result, actual_result)
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k = k + 1
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def test_erode_diamond(self):
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self.morph_worker(lena, "diamond-erode-matlab-output.npz",
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greyscale_erode, diamond)
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def test_dilate_diamond(self):
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self.morph_worker(lena, "diamond-dilate-matlab-output.npz",
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greyscale_dilate, diamond)
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def test_open_diamond(self):
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self.morph_worker(lena, "diamond-open-matlab-output.npz",
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greyscale_open, diamond)
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def test_close_diamond(self):
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self.morph_worker(lena, "diamond-close-matlab-output.npz",
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greyscale_close, diamond)
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def test_tophat_diamond(self):
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self.morph_worker(lena, "diamond-tophat-matlab-output.npz",
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greyscale_white_top_hat, diamond)
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def test_bothat_diamond(self):
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self.morph_worker(lena, "diamond-bothat-matlab-output.npz",
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greyscale_black_top_hat, diamond)
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def test_erode_disk(self):
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self.morph_worker(lena, "disk-erode-matlab-output.npz",
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greyscale_erode, disk)
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def test_dilate_disk(self):
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self.morph_worker(lena, "disk-dilate-matlab-output.npz",
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greyscale_dilate, disk)
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def test_open_disk(self):
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self.morph_worker(lena, "disk-open-matlab-output.npz",
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greyscale_open, disk)
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def test_close_disk(self):
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self.morph_worker(lena, "disk-close-matlab-output.npz",
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greyscale_close, disk)
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