generic-library/opencv
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

Merge pull request #6812 from aleksandaratanasov:master

Browse Source
This commit is contained in:
Vadim Pisarevsky 2016-07-19 17:21:09 +00:00
commit abbc988fb5
2 changed files with 21 additions and 16 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

5
samples/python/houghcircles.py
View File

@ -29,11 +29,14 @@ if __name__ == '__main__':
cimg = src.copy() # numpy function
circles = cv2.HoughCircles(img, cv2.HOUGH_GRADIENT, 1, 10, np.array([]), 100, 30, 1, 30)
if circles != None: # Check if circles have been found and only then iterate over these and add them to the image
a, b, c = circles.shape
for i in range(b):
cv2.circle(cimg, (circles[0][i][0], circles[0][i][1]), circles[0][i][2], (0, 0, 255), 3, cv2.LINE_AA)
cv2.circle(cimg, (circles[0][i][0], circles[0][i][1]), 2, (0, 255, 0), 3, cv2.LINE_AA) # draw center of circle
cv2.imshow("source", src)
cv2.imshow("detected circles", cimg)
cv2.imshow("source", src)
cv2.waitKey(0)

4
samples/python/houghlines.py
View File

@ -36,6 +36,7 @@ if __name__ == '__main__':
else: # HoughLines
lines = cv2.HoughLines(dst, 1, math.pi/180.0, 50, np.array([]), 0, 0)
if lines != None:
a,b,c = lines.shape
for i in range(a):
rho = lines[i][0][0]
@ -47,6 +48,7 @@ if __name__ == '__main__':
pt2 = ( int(x0-1000*(-b)), int(y0-1000*(a)) )
cv2.line(cdst, pt1, pt2, (0, 0, 255), 3, cv2.LINE_AA)
cv2.imshow("source", src)
cv2.imshow("detected lines", cdst)
cv2.imshow("source", src)
cv2.waitKey(0)