Add new file

Parkin Slot Detect

+import cv2
+import pickle
+
+cap = cv2.VideoCapture('parking_vehicle1.mp4')
+
+with open('park_positions.unknown', 'rb') as f:
+    park_positions = pickle.load(f)
+
+font = cv2.FONT_HERSHEY_COMPLEX_SMALL
+
+# Parking space parameters
+width, height = 40, 19
+full = width * height
+empty = 0.22
+
+
+def parking_space_counter(img_processed):
+    global counter
+
+    counter = 0
+
+    for position in park_positions:
+        x, y = position
+
+        img_crop = img_processed[y:y + height, x:x + width]
+        count = cv2.countNonZero(img_crop)
+
+        ratio = count / full
+
+        if ratio < empty:
+            color = (0, 255, 0)
+            counter += 1
+        else:
+            color = (0, 0, 255)
+
+        cv2.rectangle(overlay, position, (position[0] + width, position[1] + height), color, -1)
+        cv2.putText(overlay, "{:.2f}".format(ratio), (x + 4, y + height - 4), font, 0.7, (255, 255, 255), 1, cv2.LINE_AA)
+
+
+while True:
+
+    # Video looping
+    if cap.get(cv2.CAP_PROP_POS_FRAMES) == cap.get(cv2.CAP_PROP_FRAME_COUNT):
+        cap.set(cv2.CAP_PROP_POS_FRAMES, 0)
+
+    _, frame = cap.read()
+    frame = cv2.resize(frame, (1920, 1080))
+    overlay = frame.copy()
+
+    # Frame processing
+    img_gray = cv2.cvtColor(frame, cv2.COLOR_BGR2GRAY)
+    img_blur = cv2.GaussianBlur(img_gray, (3, 3), 1)
+    img_thresh = cv2.adaptiveThreshold(img_blur, 255, cv2.ADAPTIVE_THRESH_GAUSSIAN_C, cv2.THRESH_BINARY_INV, 25, 16)
+
+    parking_space_counter(img_thresh)
+
+    alpha = 0.7
+    frame_new = cv2.addWeighted(overlay, alpha, frame, 1 - alpha, 0)
+
+    w, h = 220, 60
+    cv2.rectangle(frame_new, (0, 0), (w, h), (255, 0, 255), -1)
+    cv2.putText(frame_new, f"{counter}/{len(park_positions)}", (int(w / 10), int(h * 3 / 4)), font, 2, (255, 255, 255), 2, cv2.LINE_AA)
+
+    cv2.namedWindow('frame', cv2.WINDOW_NORMAL)
+    cv2.setWindowProperty('frame', cv2.WND_PROP_FULLSCREEN, cv2.WINDOW_FULLSCREEN)
+
+    cv2.imshow('frame', frame_new)
+    # cv2.imshow('image_blur', img_blur)
+    # cv2.imshow('image_thresh', img_thresh)
+
+    if cv2.waitKey(1) & 0xFF == 27:
+        break
+
+cap.release()
+cv2.destroyAllWindows()