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rate limit tracked object updates to every 5 seconds

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Blake Blackshear 2021-01-22 06:40:01 -06:00
parent 8db7ab6724
commit d315dbea22
1 changed files with 9 additions and 1 deletions
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10
frigate/object_processing.py
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@ -72,6 +72,8 @@ class TrackedObject():
self.false_positive = True self.false_positive = True
self.top_score = self.computed_score = 0.0 self.top_score = self.computed_score = 0.0
self.thumbnail_data = None self.thumbnail_data = None
self.last_updated = 0
self.last_published = 0
self.frame = None self.frame = None
self.previous = self.to_dict() self.previous = self.to_dict()
@ -345,10 +347,16 @@ class CameraState():
# ensure this frame is stored in the cache # ensure this frame is stored in the cache
if updated_obj.thumbnail_data['frame_time'] == frame_time and frame_time not in self.frame_cache: if updated_obj.thumbnail_data['frame_time'] == frame_time and frame_time not in self.frame_cache:
self.frame_cache[frame_time] = np.copy(current_frame) self.frame_cache[frame_time] = np.copy(current_frame)
updated_obj.last_updated = frame_time
# if it has been more than 5 seconds since the last publish
# and the last update is greater than the last publish
if frame_time - updated_obj.last_published > 5 and updated_obj.last_updated > updated_obj.last_published:
# call event handlers # call event handlers
for c in self.callbacks['update']: for c in self.callbacks['update']:
c(self.name, updated_obj, frame_time) c(self.name, updated_obj, frame_time)
updated_obj.last_published = frame_time
for id in removed_ids: for id in removed_ids:
# publish events to mqtt # publish events to mqtt