Merge pull request #6 from vieee/main

Add Face & Eye Detector : Python

Author: PythonicBoat

python/face_eye_detector/code.py

@@ -0,0 +1,28 @@
+import cv2
+
+face_cascade = cv2.CascadeClassifier("haarcascade_frontalface_default.xml")
+eye_cascade = cv2.CascadeClassifier("haarcascade_eye.xml")
+
+
+def detect(gray, frame):
+    faces = face_cascade.detectMultiScale(gray, 1.3, 5)
+    for (x, y, w, h) in faces:
+        cv2.rectangle(frame, (x, y), (x + w, y + h), (255, 0, 0), 2)
+        roi_gray = gray[y : y + h, x : x + w]
+        roi_color = frame[y : y + h, x : x + w]
+        eyes = eye_cascade.detectMultiScale(roi_gray, 1.1, 3)
+        for (ex, ey, ew, eh) in eyes:
+            cv2.rectangle(roi_color, (ex, ey), (ex + ew, ey + eh), (0, 255, 0), 2)
+    return frame
+
+
+video_capture = cv2.VideoCapture(0)
+while True:
+    _, frame = video_capture.read()
+    gray = cv2.cvtColor(frame, cv2.COLOR_BGR2GRAY)
+    canvas = detect(gray, frame)
+    cv2.imshow("Video", canvas)
+    if cv2.waitKey(1) & 0xFF == ord("q"):
+        break
+video_capture.release()
+cv2.destroyAllWindows()