Update app.py

app.py

@@ -92,6 +92,12 @@ detector = HandDetector(maxHands=1, detectionCon=0.8)
 
 
 
+# Shared state for output text
+if "output_text" not in st.session_state:
+    st.session_state["output_text"] = ""
+
+# Create a thread-safe queue for passing results from callback
+result_queue = queue.Queue()
 
 def video_frame_callback(frame: av.VideoFrame) -> av.VideoFrame:
     img = frame.to_ndarray(format="bgr24")
@@ -101,34 +107,27 @@ def video_frame_callback(frame: av.VideoFrame) -> av.VideoFrame:
     if hands:
         hand = hands[0]
         bbox = hand["bbox"]
-        cv2.rectangle(img, (bbox[0], bbox[1]), (255, 0, 0), 2)
+        cv2.rectangle(img, (bbox[0], bbox[1]), (bbox[0]+bbox[2], bbox[1]+bbox[3]), (255, 0, 0), 2)
 
-    return av.VideoFrame.from_ndarray(img, format="bgr24")
+        result_queue.put(detections)
+        
 
-# Shared state for output text
-if "output_text" not in st.session_state:
-    st.session_state["output_text"] = ""
-
-# Create a thread-safe queue for passing results from callback
-result_queue = queue.Queue()
+    return av.VideoFrame.from_ndarray(img, format="bgr24")
 
-# def video_frame_callback(frame):
-#     # Process the frame asynchronously
-#     processed_frame = process_video_frame(frame, detector, segmentor, imgList, indexImg, keys, st.session_state)
-#     # Put the processed frame into the queue
-#     result_queue.put(processed_frame)
-#     return processed_frame
 
 webrtc_ctx = webrtc_streamer(
     key="keyboard-demo",
     mode=WebRtcMode.SENDRECV,
     rtc_configuration={
         "iceServers": get_ice_servers(),
+        "iceTransportPolicy": "relay",
     },
     video_frame_callback=video_frame_callback,
     media_stream_constraints={"video": True, "audio": False},
+    async_processing=True,
 )
 
+
 st.markdown("### Instructions")
 st.write(
     """