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Update object_detection.py

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abinila siva 2025-04-11 14:48:10 -04:00 committed by Abinila Siva
parent b1562fdabd
commit f6dfb950a0
1 changed files with 59 additions and 60 deletions
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119
frigate/object_detection.py
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@ -128,7 +128,65 @@ class LocalObjectDetector(ObjectDetector):
return tensor_input
def run_detector(
name: str,
detection_queue: mp.Queue,
out_events: dict[str, mp.Event],
avg_speed,
start,
detector_config,
):
threading.current_thread().name = f"detector:{name}"
logger = logging.getLogger(f"detector.{name}")
logger.info(f"Starting detection process: {os.getpid()}")
setproctitle(f"frigate.detector.{name}")
listen()
stop_event = mp.Event()
def receiveSignal(signalNumber, frame):
stop_event.set()
signal.signal(signal.SIGTERM, receiveSignal)
signal.signal(signal.SIGINT, receiveSignal)
frame_manager = SharedMemoryFrameManager()
object_detector = LocalObjectDetector(detector_config=detector_config)
outputs = {}
for name in out_events.keys():
out_shm = UntrackedSharedMemory(name=f"out-{name}", create=False)
out_np = np.ndarray((20, 6), dtype=np.float32, buffer=out_shm.buf)
outputs[name] = {"shm": out_shm, "np": out_np}
while not stop_event.is_set():
try:
connection_id = detection_queue.get(timeout=1)
except queue.Empty:
continue
input_frame = frame_manager.get(
connection_id,
(1, detector_config.model.height, detector_config.model.width, 3),
)
if input_frame is None:
logger.warning(f"Failed to get frame {connection_id} from SHM")
continue
# detect and send the output
start.value = datetime.datetime.now().timestamp()
detections = object_detector.detect_raw(input_frame)
duration = datetime.datetime.now().timestamp() - start.value
frame_manager.close(connection_id)
outputs[connection_id]["np"][:] = detections[:]
out_events[connection_id].set()
start.value = 0.0
avg_speed.value = (avg_speed.value * 9 + duration) / 10
logger.info("Exited detection process...")
def async_run_detector(
name: str,
@ -220,65 +278,6 @@ def async_run_detector(
logger.info("Exited MemryX detection process...")
def run_detector(
name: str,
detection_queue: mp.Queue,
out_events: dict[str, mp.Event],
avg_speed,
start,
detector_config,
):
threading.current_thread().name = f"detector:{name}"
logger = logging.getLogger(f"detector.{name}")
logger.info(f"Starting detection process: {os.getpid()}")
setproctitle(f"frigate.detector.{name}")
listen()
stop_event = mp.Event()
def receiveSignal(signalNumber, frame):
stop_event.set()
signal.signal(signal.SIGTERM, receiveSignal)
signal.signal(signal.SIGINT, receiveSignal)
frame_manager = SharedMemoryFrameManager()
object_detector = LocalObjectDetector(detector_config=detector_config)
outputs = {}
for name in out_events.keys():
out_shm = UntrackedSharedMemory(name=f"out-{name}", create=False)
out_np = np.ndarray((20, 6), dtype=np.float32, buffer=out_shm.buf)
outputs[name] = {"shm": out_shm, "np": out_np}
while not stop_event.is_set():
try:
connection_id = detection_queue.get(timeout=1)
except queue.Empty:
continue
input_frame = frame_manager.get(
connection_id,
(1, detector_config.model.height, detector_config.model.width, 3),
)
if input_frame is None:
logger.warning(f"Failed to get frame {connection_id} from SHM")
continue
# detect and send the output
start.value = datetime.datetime.now().timestamp()
detections = object_detector.detect_raw(input_frame)
duration = datetime.datetime.now().timestamp() - start.value
frame_manager.close(connection_id)
outputs[connection_id]["np"][:] = detections[:]
out_events[connection_id].set()
start.value = 0.0
avg_speed.value = (avg_speed.value * 9 + duration) / 10
logger.info("Exited detection process...")
class ObjectDetectProcess:
def __init__(
self,