prevent the camera process from hanging

blakeblackshear · Oct 12, 2020 · 45e9f84 · 45e9f84
1 parent 20cff85
commit 45e9f84
Showing 1 changed file with 5 additions and 1 deletion.
diff --git a/frigate/edgetpu.py b/frigate/edgetpu.py
@@ -177,7 +177,11 @@ def detect(self, tensor_input, threshold=.4):
         self.np_shm[:] = tensor_input[:]
         self.event.clear()
         self.detection_queue.put(self.name)
-        self.event.wait()
+        result = self.event.wait(timeout=10.0)
+
+        # if it timed out
+        if result is None:
+            return detections
 
         for d in self.out_np_shm:
             if d[1] < threshold: