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79 lines
2.9 KiB
Python
Executable File
79 lines
2.9 KiB
Python
Executable File
#/usr/bin/env python
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import urllib
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import cv2.cv as cv
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import Image
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import unittest
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class TestLoadImage(unittest.TestCase):
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def setUp(self):
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open("large.jpg", "w").write(urllib.urlopen("http://www.cs.ubc.ca/labs/lci/curious_george/img/ROS_bug_imgs/IMG_3560.jpg").read())
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def test_load(self):
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pilim = Image.open("large.jpg")
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cvim = cv.LoadImage("large.jpg")
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self.assert_(len(pilim.tostring()) == len(cvim.tostring()))
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class Creating(unittest.TestCase):
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size=(640, 480)
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repeat=100
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def test_0_Create(self):
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image = cv.CreateImage(self.size, cv.IPL_DEPTH_8U, 1)
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cnt=cv.CountNonZero(image)
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self.assertEqual(cnt, 0, msg="Created image is not black. CountNonZero=%i" % cnt)
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def test_2_CreateRepeat(self):
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cnt=0
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for i in range(self.repeat):
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image = cv.CreateImage(self.size, cv.IPL_DEPTH_8U, 1)
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cnt+=cv.CountNonZero(image)
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self.assertEqual(cnt, 0, msg="Created images are not black. Mean CountNonZero=%.3f" % (1.*cnt/self.repeat))
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def test_2a_MemCreated(self):
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cnt=0
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v=[]
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for i in range(self.repeat):
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image = cv.CreateImage(self.size, cv.IPL_DEPTH_8U, 1)
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cv.FillPoly(image, [[(0, 0), (0, 100), (100, 0)]], 0)
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cnt+=cv.CountNonZero(image)
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v.append(image)
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self.assertEqual(cnt, 0, msg="Memorized images are not black. Mean CountNonZero=%.3f" % (1.*cnt/self.repeat))
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def test_3_tostirng(self):
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image = cv.CreateImage(self.size, cv.IPL_DEPTH_8U, 1)
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image.tostring()
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cnt=cv.CountNonZero(image)
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self.assertEqual(cnt, 0, msg="After tostring(): CountNonZero=%i" % cnt)
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def test_40_tostringRepeat(self):
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cnt=0
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image = cv.CreateImage(self.size, cv.IPL_DEPTH_8U, 1)
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cv.Set(image, cv.Scalar(0,0,0,0))
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for i in range(self.repeat*100):
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image.tostring()
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cnt=cv.CountNonZero(image)
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self.assertEqual(cnt, 0, msg="Repeating tostring(): Mean CountNonZero=%.3f" % (1.*cnt/self.repeat))
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def test_41_CreateToStringRepeat(self):
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cnt=0
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for i in range(self.repeat*100):
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image = cv.CreateImage(self.size, cv.IPL_DEPTH_8U, 1)
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cv.Set(image, cv.Scalar(0,0,0,0))
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image.tostring()
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cnt+=cv.CountNonZero(image)
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self.assertEqual(cnt, 0, msg="Repeating create and tostring(): Mean CountNonZero=%.3f" % (1.*cnt/self.repeat))
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def test_4a_MemCreatedToString(self):
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cnt=0
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v=[]
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for i in range(self.repeat):
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image = cv.CreateImage(self.size, cv.IPL_DEPTH_8U, 1)
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cv.Set(image, cv.Scalar(0,0,0,0))
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image.tostring()
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cnt+=cv.CountNonZero(image)
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v.append(image)
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self.assertEqual(cnt, 0, msg="Repeating and memorizing after tostring(): Mean CountNonZero=%.3f" % (1.*cnt/self.repeat))
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if __name__ == '__main__':
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unittest.main()
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