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python: 'cv2.' -> 'cv.' via 'import cv2 as cv'

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This commit is contained in:
Alexander Alekhin
2017-12-11 12:55:03 +03:00
parent 9665dde678
commit 5560db73bf
162 changed files with 2083 additions and 2084 deletions
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samples/python/houghlines.py
+11 -11
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@@ -11,7 +11,7 @@ Usage:
# Python 2/3 compatibility
from __future__ import print_function
import cv2
import cv2 as cv
import numpy as np
import sys
import math
@@ -24,18 +24,18 @@ if __name__ == '__main__':
except IndexError:
fn = "../data/pic1.png"
src = cv2.imread(fn)
dst = cv2.Canny(src, 50, 200)
cdst = cv2.cvtColor(dst, cv2.COLOR_GRAY2BGR)
src = cv.imread(fn)
dst = cv.Canny(src, 50, 200)
cdst = cv.cvtColor(dst, cv.COLOR_GRAY2BGR)
if True: # HoughLinesP
lines = cv2.HoughLinesP(dst, 1, math.pi/180.0, 40, np.array([]), 50, 10)
lines = cv.HoughLinesP(dst, 1, math.pi/180.0, 40, np.array([]), 50, 10)
a,b,c = lines.shape
for i in range(a):
cv2.line(cdst, (lines[i][0][0], lines[i][0][1]), (lines[i][0][2], lines[i][0][3]), (0, 0, 255), 3, cv2.LINE_AA)
cv.line(cdst, (lines[i][0][0], lines[i][0][1]), (lines[i][0][2], lines[i][0][3]), (0, 0, 255), 3, cv.LINE_AA)
else: # HoughLines
lines = cv2.HoughLines(dst, 1, math.pi/180.0, 50, np.array([]), 0, 0)
lines = cv.HoughLines(dst, 1, math.pi/180.0, 50, np.array([]), 0, 0)
if lines is not None:
a,b,c = lines.shape
for i in range(a):
@@ -46,9 +46,9 @@ if __name__ == '__main__':
x0, y0 = a*rho, b*rho
pt1 = ( int(x0+1000*(-b)), int(y0+1000*(a)) )
pt2 = ( int(x0-1000*(-b)), int(y0-1000*(a)) )
cv2.line(cdst, pt1, pt2, (0, 0, 255), 3, cv2.LINE_AA)
cv.line(cdst, pt1, pt2, (0, 0, 255), 3, cv.LINE_AA)
cv2.imshow("detected lines", cdst)
cv.imshow("detected lines", cdst)
cv2.imshow("source", src)
cv2.waitKey(0)
cv.imshow("source", src)
cv.waitKey(0)