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原创 opencv——鼠标框选roi区域

实际效果如下图 import cv2 name='mf.jpg' def mouse(event,x,y,flags,param): global tap,ls,x0,y0,x1,y1 if event == cv2.EVENT_LBUTTONDOWN and tap == 0: (x0,y0)=(x,y) tap = 1 print(x0,y0) #cv2.destroyWindow('mb') elif event == cv2.EVENT_MOUSEMOVE and tap == 1: #print