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57 lines
945 B
Python
Executable File
57 lines
945 B
Python
Executable File
#!/usr/bin/env python
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'''
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MSER detector demo
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==================
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Usage:
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------
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mser.py [<video source>]
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Keys:
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-----
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ESC - exit
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'''
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# Python 2/3 compatibility
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from __future__ import print_function
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import numpy as np
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import cv2 as cv
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import video
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import sys
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def main():
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try:
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video_src = sys.argv[1]
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except:
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video_src = 0
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cam = video.create_capture(video_src)
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mser = cv.MSER_create()
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while True:
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ret, img = cam.read()
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if ret == 0:
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break
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gray = cv.cvtColor(img, cv.COLOR_BGR2GRAY)
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vis = img.copy()
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regions, _ = mser.detectRegions(gray)
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hulls = [cv.convexHull(p.reshape(-1, 1, 2)) for p in regions]
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cv.polylines(vis, hulls, 1, (0, 255, 0))
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cv.imshow('img', vis)
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if cv.waitKey(5) == 27:
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break
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print('Done')
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if __name__ == '__main__':
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print(__doc__)
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main()
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cv.destroyAllWindows()
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