class DataReader(QThread):
drawRequire = pyqtSignal()
I2C = 0,
SERIAL = 1
MODE = I2C
def __init__(self, port):
super(DataReader, self).__init__()
self.frameCount = 0
# i2c mode
if port is None:
self.dataHandle = seeed_mlx90640.grove_mxl90640()
self.dataHandle.refresh_rate = seeed_mlx90640.RefreshRate.REFRESH_4_HZ
self.readData = self.i2cRead
else:
self.MODE = DataReader.SERIAL
self.port = port
self.dataHandle = Serial(self.port, 2000000, timeout=5)
self.readData = self.serialRead
def i2cRead(self):
hetData = [0]*768
self.dataHandle.getFrame(hetData)
return hetData
def serialRead(self):
hetData = self.dataHandle.read_until(terminator=b'\r\n')
hetData = str(hetData, encoding="utf8").split(",")
hetData = hetData[:-1]
return hetData
def run(self):
global hetaData
# throw first frame
self.readData()
while True:
process_time = time.time()
maxHet = 0
minHet = 500
tempData = []
nanCount = 0
hetaData = self.readData()
#print("data")
#print(*hetData)
#saving data when object gets under 5 degree
self.drawRequire.emit()
self.frameCount = self.frameCount + 1
#print("data->" + str(self.frameCount))
#print("time : {}".format(time.time()-process_time))
self.com.close()
class DataReader(QThread):
drawRequire = pyqtSignal()
I2C = 0,
SERIAL = 1
MODE = I2C
def __init__(self, port):
super(DataReader, self).__init__()
self.frameCount = 0
# i2c mode
if port is None:
self.dataHandle = seeed_mlx90640.grove_mxl90640()
self.dataHandle.refresh_rate = seeed_mlx90640.RefreshRate.REFRESH_0_5_HZ
self.readData = self.i2cRead
else:
self.MODE = DataReader.SERIAL
self.port = port
self.dataHandle = Serial(self.port, 2000000, timeout=5)
self.readData = self.serialRead
def i2cRead(self):
hetData = [0] * 768
self.dataHandle.getFrame(hetData)
return hetData
def serialRead(self):
hetData = self.dataHandle.read_until(terminator=b'\r\n')
hetData = str(hetData, encoding="utf8").split(",")
hetData = hetData[:-1]
return hetData
def run(self):
# throw first frame
self.readData()
while True:
maxHet = 0
minHet = 500
tempData = []
nanCount = 0
hetData = self.readData()
if len(hetData) < 768:
continue
for i in range(0, 768):
curCol = i % 32
newValueForNanPoint = 0
curData = None
if i < len(hetData) and isDigital(hetData[i]):
curData = float(hetData[i])
else:
interpolationPointCount = 0
sumValue = 0
# print("curCol",curCol,"i",i)
abovePointIndex = i - 32
if (abovePointIndex > 0):
if hetData[abovePointIndex] is not "nan":
interpolationPointCount += 1
sumValue += float(hetData[abovePointIndex])
belowPointIndex = i + 32
if (belowPointIndex < 768):
print(" ")
if hetData[belowPointIndex] is not "nan":
interpolationPointCount += 1
sumValue += float(hetData[belowPointIndex])
leftPointIndex = i - 1
if (curCol != 31):
if hetData[leftPointIndex] is not "nan":
interpolationPointCount += 1
sumValue += float(hetData[leftPointIndex])
rightPointIndex = i + 1
if (belowPointIndex < 768):
if (curCol != 0):
if hetData[rightPointIndex] is not "nan":
interpolationPointCount += 1
sumValue += float(hetData[rightPointIndex])
curData = sumValue / interpolationPointCount
# For debug :
# print(abovePointIndex,belowPointIndex,leftPointIndex,rightPointIndex)
# print("newValueForNanPoint",newValueForNanPoint," interpolationPointCount" , interpolationPointCount ,"sumValue",sumValue)
nanCount += 1
tempData.append(curData)
maxHet = tempData[i] if tempData[i] > maxHet else maxHet
minHet = tempData[i] if tempData[i] < minHet else minHet
if maxHet == 0 or minHet == 500:
continue
# For debug :
# if nanCount > 0 :
# print("____@@@@@@@ nanCount " ,nanCount , " @@@@@@@____")
lock.acquire()
hetaData.append({
"frame": tempData,
"maxHet": maxHet,
"minHet": minHet
})
lock.release()
self.drawRequire.emit()
self.frameCount = self.frameCount + 1
print("data->" + str(self.frameCount))
self.com.close()
