Created
February 22, 2019 20:55
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import cv2 | |
import numpy as np | |
cap = cv2.VideoCapture(0) | |
while(1): | |
# Take each frame | |
_, frame = cap.read() | |
# Convert BGR to HSV | |
hsv = cv2.cvtColor(frame, cv2.COLOR_BGR2HSV) | |
# define range of blue color in HSV | |
lower_blue = np.array([110,50,50]) | |
upper_blue = np.array([130,255,255]) | |
# Threshold the HSV image to get only blue colors | |
mask = cv2.inRange(hsv, lower_blue, upper_blue) | |
mask = 255 - mask #invert mask | |
# Bitwise-AND mask and original image | |
res = cv2.bitwise_and(frame,frame, mask= mask) | |
cv2.imshow('frame',frame) | |
cv2.imshow('mask',mask) | |
cv2.imshow('res',res) | |
k = cv2.waitKey(5) & 0xFF | |
if k == 27: | |
break | |
cv2.destroyAllWindows() | |
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