1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
|
#!/usr/bin/env python
import urllib
import cv2.cv as cv
import Image
import unittest
class TestLoadImage(unittest.TestCase):
def setUp(self):
open("large.jpg", "w").write(urllib.urlopen("http://www.cs.ubc.ca/labs/lci/curious_george/img/ROS_bug_imgs/IMG_3560.jpg").read())
def test_load(self):
pilim = Image.open("large.jpg")
cvim = cv.LoadImage("large.jpg")
self.assert_(len(pilim.tostring()) == len(cvim.tostring()))
class Creating(unittest.TestCase):
size=(640, 480)
repeat=100
def test_0_Create(self):
image = cv.CreateImage(self.size, cv.IPL_DEPTH_8U, 1)
cnt=cv.CountNonZero(image)
self.assertEqual(cnt, 0, msg="Created image is not black. CountNonZero=%i" % cnt)
def test_2_CreateRepeat(self):
cnt=0
for i in range(self.repeat):
image = cv.CreateImage(self.size, cv.IPL_DEPTH_8U, 1)
cnt+=cv.CountNonZero(image)
self.assertEqual(cnt, 0, msg="Created images are not black. Mean CountNonZero=%.3f" % (1.*cnt/self.repeat))
def test_2a_MemCreated(self):
cnt=0
v=[]
for i in range(self.repeat):
image = cv.CreateImage(self.size, cv.IPL_DEPTH_8U, 1)
cv.FillPoly(image, [[(0, 0), (0, 100), (100, 0)]], 0)
cnt+=cv.CountNonZero(image)
v.append(image)
self.assertEqual(cnt, 0, msg="Memorized images are not black. Mean CountNonZero=%.3f" % (1.*cnt/self.repeat))
def test_3_tostirng(self):
image = cv.CreateImage(self.size, cv.IPL_DEPTH_8U, 1)
image.tostring()
cnt=cv.CountNonZero(image)
self.assertEqual(cnt, 0, msg="After tostring(): CountNonZero=%i" % cnt)
def test_40_tostringRepeat(self):
cnt=0
image = cv.CreateImage(self.size, cv.IPL_DEPTH_8U, 1)
cv.Set(image, cv.Scalar(0,0,0,0))
for i in range(self.repeat*100):
image.tostring()
cnt=cv.CountNonZero(image)
self.assertEqual(cnt, 0, msg="Repeating tostring(): Mean CountNonZero=%.3f" % (1.*cnt/self.repeat))
def test_41_CreateToStringRepeat(self):
cnt=0
for i in range(self.repeat*100):
image = cv.CreateImage(self.size, cv.IPL_DEPTH_8U, 1)
cv.Set(image, cv.Scalar(0,0,0,0))
image.tostring()
cnt+=cv.CountNonZero(image)
self.assertEqual(cnt, 0, msg="Repeating create and tostring(): Mean CountNonZero=%.3f" % (1.*cnt/self.repeat))
def test_4a_MemCreatedToString(self):
cnt=0
v=[]
for i in range(self.repeat):
image = cv.CreateImage(self.size, cv.IPL_DEPTH_8U, 1)
cv.Set(image, cv.Scalar(0,0,0,0))
image.tostring()
cnt+=cv.CountNonZero(image)
v.append(image)
self.assertEqual(cnt, 0, msg="Repeating and memorizing after tostring(): Mean CountNonZero=%.3f" % (1.*cnt/self.repeat))
if __name__ == '__main__':
unittest.main()
|
