opencv/tests/swig_python/cmp_tests.py

62 lines
1.6 KiB
Python
Executable File

#!/usr/bin/env python
import unittest
import cvtestutils
from cv import *
class cmp_test(unittest.TestCase):
def setUp(self):
self.w=17
self.h=17
self.x0 = cvCreateMat(self.w,self.h,CV_32F)
self.x1 = cvCreateMat(self.w,self.h,CV_32F)
cvSet(self.x0, cvScalarAll(0.0))
cvSet(self.x1, cvScalarAll(1.0))
def check_format(self, y):
assert( y.rows == self.h )
assert( y.cols == self.w )
assert( CV_MAT_DEPTH(y.type)==CV_8U )
def check_allzero(self, y):
assert( cvCountNonZero(y)==0 )
def check_all255(self, y):
nonzero=cvCountNonZero(y)
assert( nonzero==self.w*self.h )
sum = cvSum(y)[0]
assert( sum == self.w*self.h*255 )
def test_CvMat_gt(self):
y=self.x1>0
self.check_format( y )
self.check_all255( y )
y=self.x0>0
self.check_format( y )
self.check_allzero( y )
def test_CvMat_gte(self):
y=self.x1>=0
self.check_format( y )
self.check_all255( y )
y=self.x0>=0
self.check_format( y )
self.check_all255( y )
def test_CvMat_lt(self):
y=self.x1<1
self.check_format( y )
self.check_allzero( y )
y=self.x0<1
self.check_format( y )
self.check_all255( y )
def test_CvMat_lte(self):
y=self.x1<=1
self.check_format( y )
self.check_all255( y )
y=self.x0<=1
self.check_format( y )
def suite():
return unittest.TestLoader().loadTestsFromTestCase(cmp_test)
if __name__ == '__main__':
unittest.TextTestRunner(verbosity=2).run(suite())