Update app.py

app.py

@@ -314,7 +314,7 @@ def inference(in_video, stream_url, start_time, end_time, beep_detection_on, eve
     batch_list = []
     idx_list = []
     inference_futures = []
-    with concurrent.futures.ThreadPoolExecutor(max_workers=4) as executor:
+    with concurrent.futures.ThreadPoolExecutor(max_workers=2) as executor:
         for i in range(0, length + stride_length - stride_pad, stride_length):
             batch = all_frames[i:i + seq_len]
             Xlist = []