def connect(sensor, location, algorithm, uri):
global mqtt2db, rec2db, runva
try:
mqtt2db = MQTT2DB(algorithm) # this waits for mqtt
rec2db = Rec2DB(sensor)
runva = RunVA()
topic = str(
uuid.uuid4()) # topic must be different as camera may reconnect
with ThreadPoolExecutor(2) as e:
e.submit(mqtt2db.loop, topic)
e.submit(rec2db.loop)
# any VA exit indicates a camera disconnect
with ThreadPoolExecutor(1) as e1:
e1.submit(runva.loop, sensor, location, uri, algorithm, topic)
if not stop:
mqtt2db.stop()
rec2db.stop()
raise Exception("VA exited. This should not happen.")
except Exception as e:
print("Exception: " + str(e), flush=True)
def connect(sensor, algorithm, uri):
global mqtt2db, rec2db, runva
try:
mqtt2db = MQTT2DB(algorithm) # this waits for mqtt
rec2db = Rec2DB(sensor)
runva = RunVA()
topic = "smtc_va_inferences_" + algorithm
with ThreadPoolExecutor(3) as e:
e.submit(mqtt2db.loop, topic)
e.submit(rec2db.loop)
e.submit(runva.loop, sensor, uri, algorithm, topic)
except Exception as e:
print("Exception: " + str(e), flush=True)
def connect(sensor, location, uri, algorithm, algorithmName, resolution,
zonemap):
global mqtt2db, rec2db, runva
print("==============count-crowd:connect:zonemap=",
zonemap,
"========================",
flush=True)
flatZonemap = []
for sublist in zonemap[0]["polygon"]:
for item in sublist:
flatZonemap.append(item)
try:
mqtt2db = MQTT2DB(algorithm) # this waits for mqtt
rec2db = Rec2DB(sensor)
runva = RunVA("crowd_counting")
topic = str(
uuid.uuid4()) # topic must be different as camera may reconnect
with ThreadPoolExecutor(2) as e:
e.submit(mqtt2db.loop, topic)
e.submit(rec2db.loop)
# any VA exit indicates a camera disconnect
with ThreadPoolExecutor(1) as e1:
e1.submit(runva.loop, sensor, location, uri, topic, algorithm,
algorithmName, resolution, zonemap[0]["zone"],
flatZonemap)
if not stop:
mqtt2db.stop()
rec2db.stop()
raise Exception("VA exited. This should not happen.")
except Exception as e:
print("Exception in connect: " + str(e), flush=True)