Update app.py

app.py

@@ -76,20 +76,6 @@ class Button:
 #     return av.VideoFrame.from_ndarray(img, format="bgr24")
 
 
-def video_frame_callback(frame: av.VideoFrame) -> av.VideoFrame:
-    img = frame.to_ndarray(format="bgr24")
-    hands, img = detector.findHands(img, flipType=False)
-
-    # Render hand detection results
-    if hands:
-        hand = hands[0]
-        bbox = hand["bbox"]
-        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")
-
-
-
 
 # Initialize components
 detector = HandDetector(maxHands=1, detectionCon=0.8)
@@ -102,6 +88,18 @@ listImg = os.listdir('model/street')
 imgList = [cv2.imread(f'model/street/{imgPath}') for imgPath in listImg]
 indexImg = 0
 
+def video_frame_callback(frame: av.VideoFrame) -> av.VideoFrame:
+    img = frame.to_ndarray(format="bgr24")
+    hands, img = detector.findHands(img, flipType=False)
+
+    # Render hand detection results
+    if hands:
+        hand = hands[0]
+        bbox = hand["bbox"]
+        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")
+
 # Shared state for output text
 if "output_text" not in st.session_state:
     st.session_state["output_text"] = ""
@@ -121,11 +119,9 @@ webrtc_ctx = webrtc_streamer(
     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")