Merge pull request #15530 from sturkmen72:update_samples_v4

2019-09-20 16:41:41 +00:00
parent ee23a7575d 2d2330382d
commit a052567db8
3 changed files with 14 additions and 35 deletions
@@ -32,7 +32,7 @@ def find_squares(img):
                bin = cv.dilate(bin, None)
            else:
                _retval, bin = cv.threshold(gray, thrs, 255, cv.THRESH_BINARY)
-            bin, contours, _hierarchy = cv.findContours(bin, cv.RETR_LIST, cv.CHAIN_APPROX_SIMPLE)
+            contours, _hierarchy = cv.findContours(bin, cv.RETR_LIST, cv.CHAIN_APPROX_SIMPLE)
            for cnt in contours:
                cnt_len = cv.arcLength(cnt, True)
                cnt = cv.approxPolyDP(cnt, 0.02*cnt_len, True)