##// END OF EJS Templates
Class to filter data by snr threshold. To calculate vertical and zonal velocities, vertical and zonal errors and SNR.
Class to filter data by snr threshold. To calculate vertical and zonal velocities, vertical and zonal errors and SNR.

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jroIO_usrp_api.py
139 lines | 3.4 KiB | text/x-python | PythonLexer
'''
Created on Jul 15, 2014
@author: roj-idl71
'''
import time
import threading
import pickle
# try:
# from gevent import sleep
# except:
from time import sleep
SERIALIZER = cPickle
# from schainpy.serializer import DynamicSerializer
from schainpy.model.io.jroIO_usrp import USRPReader
from schainpy.model.serializer.data import obj2Serial
class USRPReaderAPI(USRPReader, threading.Thread):
# __isBufferEmpty = True
__DATAKEYLIST = ['data', 'utctime', 'flagNoData']
def __init__(self, serializer='msgpack'):
threading.Thread.__init__(self)
USRPReader.__init__(self)
# self.__serializerObj = DynamicSerializer.DynamicSerializer('msgpack')
self.__mySerial = None
self.__isBufferEmpty = True
self.setSerializer(serializer)
def setSerializer(self, serializer):
self.__serializer = serializer
def getSerializer(self):
return self.__serializer
def getProfileIndex(self):
return self.profileIndex
def getSerialMetaData(self):
if self.__isBufferEmpty:
ini = time.time()
while True:
if not self.__isBufferEmpty:
break
if time.time() - ini > 20:
break
sleep(1e-12)
# if not self.getData():
# self.__isBufferEmpty = False
# return None
if self.dataOut.flagNoData:
return None
myMetadataSerial = obj2Serial(self.dataOut,
serializer=self.__serializer)
return myMetadataSerial
def getSerialData(self):
if self.__isBufferEmpty:
ini = time.time()
while True:
if not self.__isBufferEmpty:
break
if time.time() - ini > 20:
break
sleep(1e-12)
# if not self.getData():
# self.__isBufferEmpty = False
# return None
if self.dataOut.flagNoData:
return None
self.__isBufferEmpty = True
return self.__mySerial
def run(self):
'''
This method will be called once when start() is called
'''
if not self.isConfig:
raise RuntimeError('setup() method has to be called before start()')
print("Running ...")
while True:
if not self.__isBufferEmpty:
sleep(1e-12)
continue
if not self.getData():
break
print(".", end=' ')
self.__mySerial = obj2Serial(self.dataOut,
keyList=self.__DATAKEYLIST,
serializer=self.__serializer)
self.__isBufferEmpty = False
# print self.profileIndex
# print 'wait 1 second'
# sleep(0.1)
print("Closing thread")
return