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Update MSER python sample

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This commit is contained in:
Vladislav Sovrasov 2016-12-12 14:12:47 +03:00
parent 2fded5d8fb
commit 21683a550a
1 changed files with 5 additions and 2 deletions
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7
samples/python/mser.py
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@ -17,9 +17,9 @@ Keys:
import numpy as np import numpy as np
import cv2 import cv2
import video import video
import sys
if __name__ == '__main__': if __name__ == '__main__':
import sys
try: try:
video_src = sys.argv[1] video_src = sys.argv[1]
except: except:
@ -27,12 +27,15 @@ if __name__ == '__main__':
cam = video.create_capture(video_src) cam = video.create_capture(video_src)
mser = cv2.MSER_create() mser = cv2.MSER_create()
while True: while True:
ret, img = cam.read() ret, img = cam.read()
if ret == 0:
break
gray = cv2.cvtColor(img, cv2.COLOR_BGR2GRAY) gray = cv2.cvtColor(img, cv2.COLOR_BGR2GRAY)
vis = img.copy() vis = img.copy()
regions = mser.detectRegions(gray, None) regions, _ = mser.detectRegions(gray)
hulls = [cv2.convexHull(p.reshape(-1, 1, 2)) for p in regions] hulls = [cv2.convexHull(p.reshape(-1, 1, 2)) for p in regions]
cv2.polylines(vis, hulls, 1, (0, 255, 0)) cv2.polylines(vis, hulls, 1, (0, 255, 0))