Update app.py

app.py

@@ -90,7 +90,7 @@ def image_vision(image_input_path, prompt):
 
 def video_vision(video_input_path, prompt, video_interval):
     # Open the original video
-    cap = cv2.VideoCapture(input_video_path)
+    cap = cv2.VideoCapture(video_input_path)
 
     # Get original video properties
     original_fps = cap.get(cv2.CAP_PROP_FPS)