blur_imgs_003.py

def find_and_blur(bw, color): 
    # detect al faces
    faces = cascade.detectMultiScale(bw, 1.1, 4)
    # get the locations of the faces
    for (x, y, w, h) in faces:
        # select the areas where the face was found
        roi_color = color[y:y+h, x:x+w]
        # blur the colored image
        blur = cv2.GaussianBlur(roi_color, (101,101), 0)        
        # Insert ROI back into image
        color[y:y+h, x:x+w] = blur            
    
    # return the blurred image
    return color