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- #!/usr/bin/env python
- '''
- MSER detector demo
- ==================
- Usage:
- ------
- mser.py [<video source>]
- Keys:
- -----
- ESC - exit
- '''
- import numpy as np
- import cv2
- import video
- if __name__ == '__main__':
- import sys
- try:
- video_src = sys.argv[1]
- except:
- video_src = 0
- cam = video.create_capture(video_src)
- mser = cv2.MSER_create()
- while True:
- ret, img = cam.read()
- gray = cv2.cvtColor(img, cv2.COLOR_BGR2GRAY)
- vis = img.copy()
- regions = mser.detectRegions(gray, None)
- hulls = [cv2.convexHull(p.reshape(-1, 1, 2)) for p in regions]
- cv2.polylines(vis, hulls, 1, (0, 255, 0))
- cv2.imshow('img', vis)
- if 0xFF & cv2.waitKey(5) == 27:
- break
- cv2.destroyAllWindows()
|
