selectively increment position changes

elax46 · Feb 19, 2022 · 5a2e395 · 5a2e395
1 parent 8de15af
commit 5a2e395
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Showing 2 changed files with 10 additions and 2 deletions.
diff --git a/docs/docs/integrations/mqtt.md b/docs/docs/integrations/mqtt.md
@@ -57,7 +57,7 @@ Message published for each changed event. The first message is published when th
  "has_snapshot": false,
  "has_clip": false,
  "motionless_count": 0, // number of frames the object has been motionless
- "position_changes": 2 // number of times the object has changed position
+ "position_changes": 2 // number of times the object has moved from a stationary position
  },
  "after": {
  "id": "1607123955.475377-mxklsc",

diff --git a/frigate/objects.py b/frigate/objects.py
@@ -99,8 +99,16 @@ def update(self, id, new_obj):
  if self.update_position(id, new_obj["box"]):
  self.tracked_objects[id]["motionless_count"] += 1
  else:
+ # register the first position change and then only increment if
+ # the object was previously stationary
+ if (
+ self.tracked_objects[id]["position_changes"] == 0
+ or self.tracked_objects[id]["motionless_count"]
+ >= self.detect_config.stationary_threshold
+ ):
+ self.tracked_objects[id]["position_changes"] += 1
  self.tracked_objects[id]["motionless_count"] = 0
- self.tracked_objects[id]["position_changes"] += 1
+
  self.tracked_objects[id].update(new_obj)
 
  def update_frame_times(self, frame_time):