def __init__(
self,
filename,
vflip,
hflip,
video_stabilization,
video_preview,
device,
baudrate,
erase,
fps,
height,
width,
lag,
):
self.filename = filename # filename factory (to create filenames)
self.board = pingo.detect.get_board()
led_pin = self.board.pins[13]
self.led = Led(led_pin)
btn_pin = self.board.pins[7]
self.switch = Switch(btn_pin)
self.switch.set_callback_down(self.switch_released)
self.switch.set_callback_up(self.switch_pressed)
self.camera_settings = Settings(
resolution=(width, height), framerate=fps, vflip=vflip, hflip=hflip, video_stabilization=video_stabilization
)
self.video_preview = video_preview
self.device = device
self.baudrate = baudrate
self.erase = erase
self.lag = lag
self.time_to_sleep = 0.01
self.recording = False
self.recording_task = None
self.sensors = []
sensors_arduino = SensorsArduino(device=self.device, baudrate=self.baudrate, adc_channels_number=2)
logger.info("capabilities: %s" % sensors_arduino.capabilities)
sensors_arduino.connect()
sensors_arduino.ADC[0].calibrate(lambda value: linear_function_with_limit(value, 520.0, 603.0, 0.0, 100.0))
self.sensors.append(sensors_arduino)
def main(device, baudrate):
logging.basicConfig(level=logging.INFO)
sensors00 = SensorsArduino(device=device, baudrate=baudrate, adc_channels_number=2)
print("capabilities: %s" % sensors00.capabilities)
sensors00.connect()
sensors00.ADC[0].calibrate(lambda value: linear_function_with_limit(value, 520.0, 603.0, 0.0, 100.0))
maxlen = 100
data_x = RingBuffer(maxlen, datetime.datetime.utcnow(), dtype=datetime.datetime)
data_y = RingBuffer(maxlen)
y = 100 # initial value
fig, ax = plt.subplots()
line, = ax.plot(data_x.all[::-1], data_y.all[::-1], linestyle='-', marker='+', color='r', markeredgecolor='b')
#ax.set_ylim([0, 1023])
ax.set_ylim([0, 100])
t_last = datetime.datetime.utcnow()
while True:
t = datetime.datetime.utcnow()
try:
if sensors00.update() and sensors00.ADC[0].has_new_data:
print(sensors00._bin_msg._data)
y = sensors00.ADC[0].value
#y = limit(y, 1800.0, 24000.0, 0.0, 100.0)
logger.info("%s %s %s" % (t, y, t - t_last))
data_x.append(t)
data_y.append(y)
line.set_xdata(data_x.all[::-1])
xmin, xmax = data_x.min(), data_x.max()
if xmax > xmin:
ax.set_xlim([xmin, xmax])
line.set_ydata(data_y.all[::-1])
#ymin, ymax = data_y.min(), data_y.max()
#if ymax > ymin:
# ax.set_ylim([ymin, ymax])
plt.pause(0.001)
except Exception as e:
logger.error(traceback.format_exc())
#raise e
t_last = t
def main(device, baudrate):
logging.basicConfig(level=logging.INFO)
sensors00 = SensorsArduino(device=device, baudrate=baudrate, adc_channels_number=2)
print("capabilities: %s" % sensors00.capabilities)
sensors00.connect()
sensors00.ADC[0].calibrate(lambda value: linear_function_with_limit(value, 520.0, 603.0, 0.0, 100.0))
t_last = datetime.datetime.utcnow()
while True:
t = datetime.datetime.utcnow()
try:
if sensors00.update() and sensors00.ADC[0].has_new_data:
print(sensors00._bin_msg._data)
ai0 = sensors00.ADC[0]
y_raw = ai0.raw
y = ai0.value
logger.info("%s %s %s" % (t, y, t - t_last))
except Exception as e:
logger.error(traceback.format_exc())
#raise e
t_last = t
def main(vflip, hflip, video_stabilization, data_folder, data_filename, video_filename, video_preview,
device, baudrate, erase):
logging.basicConfig(level=logging.INFO)
s_now = datetime.datetime.utcnow().strftime("%Y%m%d-%H%M%S-%f")
data_folder = os.path.expanduser(data_folder)
if not erase:
data_folder = os.path.join(data_folder, s_now)
if not os.path.exists(data_folder):
os.makedirs(data_folder)
sensors00 = SensorsArduino(device=device, baudrate=baudrate, adc_channels_number=2)
logger.info("capabilities: %s" % sensors00.capabilities)
sensors00.connect()
sensors00.ADC[0].calibrate(lambda value: linear_function_with_limit(value, 520.0, 603.0, 0.0, 100.0))
with picamera.PiCamera() as camera:
#turn LED on
#led.on()
#setup camera
camera.resolution = (VIDEOWIDTH, VIDEOHEIGHT)
camera.framerate = VIDEOFPS
camera.vflip = vflip
camera.hflip = hflip
camera.video_stabilization = video_stabilization
if video_preview:
camera.start_preview()
with DataBuffer(os.path.join(data_folder, data_filename)) as data:
data.columns = ["t", "frame", "pos"]
camera.start_recording(os.path.join(data_folder, video_filename)) #, inline_headers=False)
logger.info("Recording - started pi camera")
try:
while(True):
now = datetime.datetime.utcnow()
logger.info("data in the loop @ %s" % now)
framenumber = camera.frame.index
logger.info(framenumber)
to_append = False
ai0 = sensors00.ADC[0]
if sensors00.update() and not ai0.has_same_value: #and ai0.has_new_data: #ai0.has_same_raw_value
to_append = True
if to_append:
data.append(now, framenumber, ai0.value) # ai0.raw or ai0.value
time.sleep(0.01)
except KeyboardInterrupt:
logger.info("User Cancelled (Ctrl C)")
camera.stop_recording()
if video_preview:
camera.stop_preview()