Extract the selected zone on a picture with opencv python

Question

I'm using OPENCV to detect a face in a picture and I want ot extract it, so i have the photo with a man and the expected result is a jpg image with only the seleted face

I have detect the face but if someone can help me to extract this face and save it!

Thank you all

Answer 1

You just have to add a single line to your program.

Consider a variable detected_face, and do the following:

detected_face = img[y:y+h, x:x+w]
cv2.imwrite('face.jpg', detected_face)

You will have a .jpgfile of ONLY the face stored in your directory