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added comments for better understanding #27

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8 changes: 4 additions & 4 deletions Basics/5_Must_Know_OpenCV_Functions.py
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Expand Up @@ -6,10 +6,10 @@
print(kernel)

path = "Resources/lena.png"
img = cv2.imread(path)
imgGray = cv2.cvtColor(img,cv2.COLOR_BGR2GRAY)
imgBlur = cv2.GaussianBlur(imgGray,(7,7),0)
imgCanny = cv2.Canny(imgBlur,100,200)
img = cv2.imread(path) #reads image
imgGray = cv2.cvtColor(img,cv2.COLOR_BGR2GRAY) #this converts image to gray scale and opencv uses BGR not RGB
imgBlur = cv2.GaussianBlur(imgGray,(7,7),0) #kernel size (7,7) must be odd , larger means more blur
imgCanny = cv2.Canny(imgBlur,100,200) #detects sudden changes in pixel intensity
imgDilation = cv2.dilate(imgCanny,kernel , iterations = 10)
imgEroded = cv2.erode(imgDilation,kernel,iterations=2)

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