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Code Issues Projects Releases Wiki Activity

thread lock for move queues (#7973)

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Josh Hawkins 2023-09-28 18:01:05 -05:00 committed by GitHub
parent 50b17031c4
commit 50f13b7196
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1 changed files with 6 additions and 6 deletions
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12
frigate/ptz/autotrack.py
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@ -165,6 +165,7 @@ class PtzAutoTracker:
self.object_types: dict[str, object] = {} self.object_types: dict[str, object] = {}
self.required_zones: dict[str, object] = {} self.required_zones: dict[str, object] = {}
self.move_queues: dict[str, object] = {} self.move_queues: dict[str, object] = {}
self.move_queue_locks: dict[str, object] = {}
self.move_threads: dict[str, object] = {} self.move_threads: dict[str, object] = {}
self.autotracker_init: dict[str, object] = {} self.autotracker_init: dict[str, object] = {}
self.move_metrics: dict[str, object] = {} self.move_metrics: dict[str, object] = {}
@ -196,6 +197,7 @@ class PtzAutoTracker:
self.move_coefficients[camera_name] = [] self.move_coefficients[camera_name] = []
self.move_queues[camera_name] = queue.Queue() self.move_queues[camera_name] = queue.Queue()
self.move_queue_locks[camera_name] = threading.Lock()
if not self.onvif.cams[camera_name]["init"]: if not self.onvif.cams[camera_name]["init"]:
if not self.onvif._init_onvif(camera_name): if not self.onvif._init_onvif(camera_name):
@ -371,8 +373,9 @@ class PtzAutoTracker:
def _process_move_queue(self, camera): def _process_move_queue(self, camera):
while True: while True:
try: move_data = self.move_queues[camera].get()
move_data = self.move_queues[camera].get()
with self.move_queue_locks[camera]:
frame_time, pan, tilt, zoom = move_data frame_time, pan, tilt, zoom = move_data
# if we're receiving move requests during a PTZ move, ignore them # if we're receiving move requests during a PTZ move, ignore them
@ -435,9 +438,6 @@ class PtzAutoTracker:
# calculate new coefficients if we have enough data # calculate new coefficients if we have enough data
self._calculate_move_coefficients(camera) self._calculate_move_coefficients(camera)
except queue.Empty:
continue
def _enqueue_move(self, camera, frame_time, pan, tilt, zoom): def _enqueue_move(self, camera, frame_time, pan, tilt, zoom):
def split_value(value): def split_value(value):
clipped = np.clip(value, -1, 1) clipped = np.clip(value, -1, 1)
@ -446,7 +446,7 @@ class PtzAutoTracker:
if ( if (
frame_time > self.ptz_metrics[camera]["ptz_start_time"].value frame_time > self.ptz_metrics[camera]["ptz_start_time"].value
and frame_time > self.ptz_metrics[camera]["ptz_stop_time"].value and frame_time > self.ptz_metrics[camera]["ptz_stop_time"].value
and self.move_queues[camera].qsize() == 0 and not self.move_queue_locks[camera].locked()
): ):
# don't make small movements # don't make small movements
if abs(pan) < 0.02: if abs(pan) < 0.02: