def SensorData():
uRAD.detection(distances,0,SNR,0,0,movement)
tof3.start_ranging(3)
api_dict["back"] = tof3.get_distance()
tof3.stop_ranging()
api_dict["distance"] = distances[0]
api_dict["snr"] = SNR[0]
api_dict["movement"] = movement[0]
return(json.dumps(api_dict))
def getWeatherData(time):
#Transfer the timestamp when function is activated in UNIX time.
def websiteData():
#Konfigurasjon av linkt til nettsiden med json fil.
cred = credentials.Certificate("/home/pi/Library/FirestoreKey.json")
app = firebase_admin.initialize_app(cred)
store = firestore.client()
# Connect the doc_ref to selected Node on the website.
doc_ref = store.collection(u'Unit').document(u"Node1" ).collection(u"Activity")
#Add bird detection coordinates and in real time.
doc_ref.add({u"Bird": 1, u"Cord": [10.39621,63.426905],u"TimeStamp": round(time)})
#The function write to the next line in a specified CSV file when the Raspberry Pi booted up.
def startTime(filename):
f = open(filename, mode = "a")
sensor_write = csv.writer(f, delimiter = ",", quotechar='"', quoting=csv.QUOTE_MINIMAL)
write_to_log = sensor_write.writerow(["\n", "Raspberry pi booted up: ", gettime_print(), gettime()])
#Skriver til CSVfilen.
def writeToFile(filename):
#the a is for append
f = open(filename, mode = "a")
sensor_write = csv.writer(f, delimiter = ",", quotechar='"', quoting=csv.QUOTE_MINIMAL)
write_to_log = sensor_write.writerow(["Bird detected", "#", birdCount, " ", gettime_print(), gettime()])
#Return UNIX time in seconds.
def gettime():
return round(time.clock_gettime(0))
#Return date og time and write to screen in the pi.
#Returns date and time to show
def gettime_print():
return datetime.now()
#Stores the detection times if the Raspberry Pi loses connection to WiFi.
def backup_data(float time):
filename = "/home/pi/Library/FugleData_backup"
f = open(filename, mode = "a")
sensor_write = csv.writer(f, delimiter = ",", quotechar='"', quoting=csv.QUOTE_MINIMAL)
write_to_log = sensor_write.writerow([time])
#Reads the content from a file and returns every line in a matrix.
def readFromFile(file):
a = []
with open(file) as f:
for line in f.readlines():
a.append(line)
return a
#Erase the content from a file.
def delFile(filename):
file = open(filename,"r+")
file.truncate(0)
file.close()
getTimePiStartedBoot("/home/pi/Library/FugleData")
getWeatherData()
# infinite detection loop
while True:
# target detecton request
uRAD.detection(0, 0, 0, 0, 0, movement)
time_count = time.perf_counter()
if(time_count > 60):
getWeatherData()
time_count = 0
if (movement[0] == True):
detection_time = gettime()
print("Bird detected.","#", birdCount," ", gettime_print())
birdCount += 1
writeToFile("/home/pi/Library/FugleData")
try:
websiteData(detection_time)
backup_list = readFromFile("/home/pi/Library/FugleData_backup")
#Sends the detection times when the Raspberry Pi lost connection to WiFi.
if(len(backup_list) > 0):
for i in range(0,len(backup_list)-1):
websiteData(float(backuplist[i]))
delFile("/home/pi/Library/FugleData_backup")
except:
backup_data(detection_time)
uRAD.loadConfiguration(uMode, uFrequency, uBW, uSamples, uTargets, uMaxRange,
uMTI, uMovement)
# Storage Variables
distances = [0, 0, 0, 0, 0]
SNR = [0, 0, 0, 0, 0]
movement = [0]
api_dict = {}
# Switch on URAD
uRAD.turnON()
while True:
past_distance = distances
uRAD.detection(distances, 0, SNR, 0, 0, movement)
for idx in range(0, 5):
print(abs(past_distance[idx] - distances[idx]))
api_dict["distance"] = distances[0]
api_dict["snr"] = SNR[0]
api_dict["movement"] = movement[0]
@app.route("/")
def home():
return render_template("index.html")
@app.before_request
def option_autoreply():
""" Always reply 200 on OPTIONS request """
# Main datacollection loop
# Capture ndata datapoints
i = 0
keep_going = True
threading.Thread(target=key_capture_thread,
args=(),
name='key_capture_thread',
daemon=True).start()
while keep_going and (i < ndata or not ndata):
if len(velocity):
lastsample = True
else:
lastsample = False
# uRAD.detection(0, velocity, snr, iarr, qarr, movement)
uRAD.detection(0, 0, 0, iarr, qarr, movement)
velocity = vel.velocity(iarr, qarr)
if len(velocity):
# v or print("{}: velocity: {: 3.2f}, snr: {: 3.2f}"
# .format(i, velocity[0], snr[0]))
if args.duration and lastsample:
videocapture(duration, 1)
if args.send:
# Collect data
buffadd(activity, velocity)
else:
v or print(i)
# Send data
# TODO: threading