import cv2
import numpy as np
def empty(v):
pass
img = cv2.imread('ttt.jpeg')
img = cv2.resize(img,(0,0),fx=0.9,fy=0.9)
cv2.namedWindow('Trackbar')
cv2.resizeWindow('Trackbar',640,320)
cv2.createTrackbar('Hue Min','Trackbar',0,179,empty)
cv2.createTrackbar('Hue Max','Trackbar',179,179,empty)
cv2.createTrackbar('Sat Min','Trackbar',0,255,empty)
cv2.createTrackbar('Sat Max','Trackbar',255,255,empty)
cv2.createTrackbar('Val Min','Trackbar',0,255,empty)
cv2.createTrackbar('Val Max','Trackbar',255,255,empty)
hsv = cv2.cvtColor(img,cv2.COLOR_BGR2HSV)
while True:
h_min = cv2.getTrackbarPos('Ｈue Min','Trackbar')
h_max = cv2.getTrackbarPos('Ｈue Max','Trackbar')
s_min = cv2.getTrackbarPos('Sat Min','Trackbar')
s_max = cv2.getTrackbarPos('Sat Max','Trackbar')
v_min = cv2.getTrackbarPos('Val Min','Trackbar')
v_max = cv2.getTrackbarPos('Val Max','Trackbar')
print(h_min,h_max,s_min,s_max,v_min,v_max)
lower = np.array([h_min,s_min,v_min])
upper = np.array([h_max,s_max,v_max])
mask = cv2.inRange(hsv,lower,upper)
result = cv2.bitwise_and(img,img,mask=mask)
cv2.imshow('img',img)
cv2.imshow('hsv',hsv)
cv2.imshow('mask',mask)
cv2.waitKey(1)
Device:macbook air m1
When I run the code,
zsh: segmentation fault /Users/mike/opt/anaconda3/bin/python
showed up.
Where the problem is? I've searched on the Internet for a long time, but still can't find a useful method thanks!