ISCE_INSAR/components/stdproc/stdproc/mocompTSX/MocompTSX.py

431 lines
15 KiB
Python
Executable File

#~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
# Copyright 2010 California Institute of Technology. ALL RIGHTS RESERVED.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
# United States Government Sponsorship acknowledged. This software is subject to
# U.S. export control laws and regulations and has been classified as 'EAR99 NLR'
# (No [Export] License Required except when exporting to an embargoed country,
# end user, or in support of a prohibited end use). By downloading this software,
# the user agrees to comply with all applicable U.S. export laws and regulations.
# The user has the responsibility to obtain export licenses, or other export
# authority as may be required before exporting this software to any 'EAR99'
# embargoed foreign country or citizen of those countries.
#
# Author: Giangi Sacco
#~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
from __future__ import print_function
import numpy, datetime, copy
from iscesys.Component.Component import Component, Port
from iscesys.Compatibility import Compatibility
from isceobj.Image.Image import Image
from stdproc.stdproc.mocompTSX import mocompTSX
from iscesys.ImageUtil.ImageUtil import ImageUtil as IU
from iscesys.Traits import datetimeType
from iscesys import DateTimeUtil as DTU
from isceobj.Util import combinedlibmodule
from isceobj.Orbit.Orbit import Orbit
class MocompTSX(Component):
def mocomptsx(self):
for port in self.inputPorts:
port()
try:
self.inAccessor = self.slcInImage.getImagePointer()
except AttributeError:
self.logger.error("Error in accessing image pointers")
raise AttributeError("Error in accessing image pointers")
if self.stdWriter is None:
self.createStdWriter()
self.createOutSlcImage()
self.outAccessor = self.slcOutImage.getImagePointer()
self.allocateArrays()
self.setState()
###New changes
cOrbit = self.inOrbit.exportToC()
mocompTSX.setOrbit_Py(cOrbit)
mocompTSX.setSensingStart_Py(
DTU.seconds_since_midnight(self.sensingStart)
)
####Create an empty/dummy orbit of same length as input orbit
mOrbit = copy.copy(self.inOrbit).exportToC()
mocompTSX.setMocompOrbit_Py(mOrbit)
mocompTSX.mocompTSX_Py(self.inAccessor, self.outAccessor)
###Freeing Orbit
combinedlibmodule.freeCOrbit(cOrbit)
self.outOrbit = Orbit()
self.outOrbit.configure()
self.outOrbit.importFromC(mOrbit,
datetime.datetime.combine(self.sensingStart.date(),
datetime.time(0)
)
)
combinedlibmodule.freeCOrbit(mOrbit)
self.mocompPositionSize = mocompTSX.getMocompPositionSize_Py()
self.dim1_mocompPosition = 2
self.dim2_mocompPosition = self.mocompPositionSize
self.dim1_mocompIndex = self.mocompPositionSize
self.getState()
self.deallocateArrays()
self.slcOutImage.finalizeImage()
self.slcOutImage.renderHdr()
return self.slcOutImage
def createStdWriter(self):
from iscesys.StdOEL.StdOELPy import create_writer
self._stdWriter = create_writer(
"log", "",True,"insar.log"
).set_file_tags("mocompTSX", "log", "err", "out")
return None
## TODO: use slcInImage's method to make new image.
def createOutSlcImage(self):
"""
Create the output SCL image based on the input image information.
If self.slcOutImageName is not set that the default is the input image name
preceded by 'mocomp'.
"""
import isceobj
self.slcOutImage = isceobj.createSlcImage()
IU.copyAttributes(self.slcInImage, self.slcOutImage)
if self.slcOutImageName:
name = self.slcOutImageName
else:
name = self.slcInImage.getFilename().capitalize() + '.mocomp' #ML 2014-08-21
self.slcOutImage.setFilename(name)
self.slcOutImage.setAccessMode('write')
self.slcOutImage.createImage()
return None
def setState(self):
mocompTSX.setStdWriter_Py(int(self.stdWriter))
mocompTSX.setNumberRangeBins_Py(int(self.numberRangeBins))
mocompTSX.setNumberAzLines_Py(int(self.numberAzLines))
mocompTSX.setDopplerCentroidCoefficients_Py(self.dopplerCentroidCoefficients, self.dim1_dopplerCentroidCoefficients)
mocompTSX.setTime_Py(self.time, self.dim1_time)
mocompTSX.setPosition_Py(self.position, self.dim1_position, self.dim2_position)
mocompTSX.setPlanetLocalRadius_Py(float(self.planetLocalRadius))
mocompTSX.setBodyFixedVelocity_Py(float(self.bodyFixedVelocity))
mocompTSX.setSpacecraftHeight_Py(float(self.spacecraftHeight))
mocompTSX.setPRF_Py(float(self.prf))
mocompTSX.setRangeSamplingRate_Py(float(self.rangeSamplingRate))
mocompTSX.setRadarWavelength_Py(float(self.radarWavelength))
mocompTSX.setRangeFisrtSample_Py(float(self.rangeFirstSample))
mocompTSX.setLookSide_Py(int(self.lookSide))
#new stuff for estMocomporbit
mocompTSX.setPlanet_Py(self.spin, self.gm)
mocompTSX.setEllipsoid_Py(self.a, self.e2)
mocompTSX.setPegPoint_Py(numpy.radians(self.pegLatitude),
numpy.radians(self.pegLongitude),
numpy.radians(self.pegHeading))
return None
def setSlcInImage(self,img):
self.slcInImage = img
def setSlcOutImageName(self,name):
self.slcOutImageName = name
def setNumberRangeBins(self,var):
self.numberRangeBins = int(var)
return
def setNumberAzLines(self,var):
self.numberAzLines = int(var)
return
def setLookSide(self,var):
self.lookSide = int(var)
return
def setDopplerCentroidCoefficients(self,var):
self.dopplerCentroidCoefficients = var
return
def setTime(self,var):
self.time = var
return
def setPosition(self,var):
self.position = var
return
def setPlanetLocalRadius(self,var):
self.planetLocalRadius = float(var)
return
def setBodyFixedVelocity(self,var):
self.bodyFixedVelocity = float(var)
return
def setSpacecraftHeight(self,var):
self.spacecraftHeight = float(var)
return
def setPRF(self,var):
self.prf = float(var)
return
def setRangeSamplingRate(self,var):
self.rangeSamplingRate = float(var)
return
def setRadarWavelength(self,var):
self.radarWavelength = float(var)
return
def setRangeFisrtSample(self,var):
self.rangeFirstSample = float(var)
return
def getState(self):
self.mocompIndex = mocompTSX.getMocompIndex_Py(self.dim1_mocompIndex)
self.mocompPosition = mocompTSX.getMocompPosition_Py(self.dim1_mocompPosition, self.dim2_mocompPosition)
self.startingRange = mocompTSX.getStartingRange_Py()
self.mocompRange = mocompTSX.getMocompRange_Py()
slcSensingStart = mocompTSX.getSlcSensingStart_Py()
self.slcSensingStart = datetime.datetime.combine( self.sensingStart.date(), datetime.time(0)) + datetime.timedelta(seconds=slcSensingStart)
return None
def getMocompIndex(self):
return self.mocompIndex
def getMocompPosition(self, index=None):
return self.mocompPosition[index] if index else self.mocompPosition
def getMocompPositionSize(self):
return self.mocompPositionSize
def getMocompImage(self):
return self.slcOutImage
def allocateArrays(self):
if (self.dim1_dopplerCentroidCoefficients == None):
self.dim1_dopplerCentroidCoefficients = len(self.dopplerCentroidCoefficients)
if (not self.dim1_dopplerCentroidCoefficients):
print("Error. Trying to allocate zero size array")
raise Exception
mocompTSX.allocate_dopplerCentroidCoefficients_Py(self.dim1_dopplerCentroidCoefficients)
if (self.dim1_time == None):
self.dim1_time = len(self.time)
if (not self.dim1_time):
print("Error. Trying to allocate zero size array")
raise Exception
mocompTSX.allocate_time_Py(self.dim1_time)
if (self.dim1_position == None):
self.dim1_position = len(self.position)
self.dim2_position = len(self.position[0])
if (not self.dim1_position) or (not self.dim2_position):
print("Error. Trying to allocate zero size array")
raise Exception
mocompTSX.allocate_sch_Py(self.dim1_position, self.dim2_position)
return None
def deallocateArrays(self):
mocompTSX.deallocate_dopplerCentroidCoefficients_Py()
mocompTSX.deallocate_time_Py()
mocompTSX.deallocate_sch_Py()
return None
def addOrbit(self):
orbit = self._inputPorts.getPort('orbit').getObject()
if (orbit):
try:
(time,position,velocity,offset) = orbit._unpackOrbit()
self.time = time
self.position = position
except AttributeError:
self.logger.error("Object %s requires an _unpackOrbit() method" % (orbit.__class__))
raise AttributeError
def addDoppler(self):
doppler = self._inputPorts.getPort('doppler').getObject()
if (doppler):
try:
self.dopplerCentroidCoefficients = doppler.getDopplerCoefficients(inHz=False)
self.dim1_dopplerCentroidCoefficients = len(self.dopplerCentroidCoefficients)
except AttributeError as strerr:
self.logger.error(strerr)
raise AttributeError
def addSlcInImage(self):
image = self._inputPorts.getPort('slcInImage').getObject()
#check only if it is an instance of Image which is the base class
if (image):
if (isinstance(image,Image)):
self.slcInImage = image
self.numberRangeBins = self.slcInImage.getWidth()
self.numberAzLines = self.slcInImage.getLength()
else:
self.logger.error("Object %s must be an instance of Image" %(image))
def addFrame(self):
frame = self._inputPorts.getPort('frame').getObject()
if (frame):
try:
self.rangeFirstSample = frame.getStartingRange()
instrument = frame.getInstrument()
self.rangeSamplingRate = instrument.getRangeSamplingRate()
self.radarWavelength = instrument.getRadarWavelength()
self.prf = instrument.getPulseRepetitionFrequency()
#new stuff for estMocompOrbit
self.sensingStart = frame.sensingStart
self.inOrbit = frame.orbit
except AttributeError as strerr:
self.logger.error(strerr)
raise AttributeError
def addPeg(self):
peg = self._inputPorts.getPort('peg').getObject()
if (peg):
try:
self.pegLatitude = peg.getLatitude()
self.pegLongitude = peg.getLongitude()
self.pegHeading = peg.getHeading()
self.planetLocalRadius = peg.getRadiusOfCurvature()
except AttributeError as strerr:
self.logger.error(strerr)
raise AttributeError
pass
return None
def addPlanet(self):
planet = self.inputPorts['planet']
if planet:
try:
self.spin = planet.spin
self.gm = planet.GM
ellipsoid = planet.ellipsoid
self.a = ellipsoid.a
self.e2 = ellipsoid.e2
except AttributeError as strerr:
self.logger.error(strerr)
raise AttributeError
logging_name = 'isce.mocompTSX'
def __init__(self):
super(MocompTSX,self).__init__()
self.inAccessor = None
self.outAccessor = None
self.numberRangeBins = None
self.numberAzLines = None
self.dopplerCentroidCoefficients = []
self.dim1_dopplerCentroidCoefficients = None
self.time = []
self.dim1_time = None
self.position = []
self.dim1_position = None
self.dim2_position = None
self.planetLocalRadius = None
self.bodyFixedVelocity = None
self.spacecraftHeight = None
self.prf = None
self.rangeSamplingRate = None
self.radarWavelength = None
self.rangeFirstSample = None
self.startingRange = None
self.mocompIndex = []
self.dim1_mocompIndex = None
self.mocompPositionSize = None
self.slcOutImageName = ""
self.slcInImage = None
self.slcOutImage = None
self.lookSide = -1 #Right looking by default
# self.logger = logging.getLogger('isce.mocompTSX')
# self.createPorts()
self.dictionaryOfVariables = {
'STD_WRITER' : ['stdWriter', 'int','optional'],
'NUMBER_RANGE_BINS' : ['numberRangeBins', 'int','optional'],
'NUMBER_AZ_LINES' : ['numberAzLines', 'int','optional'],
'DOPPLER_CENTROID_COEFFICIENTS' : ['dopplerCentroidCoefficients', 'float','mandatory'],
'TIME' : ['time', 'float','mandatory'],
'POSITION' : ['position', '','mandatory'],
'PLANET_LOCAL_RADIUS' : ['planetLocalRadius', 'float','mandatory'],
'BODY_FIXED_VELOCITY' : ['bodyFixedVelocity', 'float','mandatory'],
'SPACECRAFT_HEIGHT' : ['spacecraftHeight', 'float','mandatory'],
'PRF' : ['prf', 'float','mandatory'],
'RANGE_SAMPLING_RATE' : ['rangeSamplingRate', 'float','mandatory'],
'RADAR_WAVELENGTH' : ['radarWavelength', 'float','mandatory'],
'RANGE_FIRST_SAMPLE' : ['rangeFirstSample', 'float','mandatory']
}
self.dictionaryOfOutputVariables = {
'MOCOMP_INDEX' : 'mocompIndex',
'MOCOMP_POSITION' : 'mocompPosition',
'MOCOMP_POSITION_SIZE' : 'mocompPositionSize'
}
self.descriptionOfVariables = {}
self.mandatoryVariables = []
self.optionalVariables = []
self.initOptionalAndMandatoryLists()
return None
def createPorts(self):
slcInImagePort = Port(name='slcInImage',method=self.addSlcInImage)
pegPort = Port(name='peg',method=self.addPeg)
framePort = Port(name='frame',method=self.addFrame)
dopplerPort = Port(name='doppler',method=self.addDoppler)
orbitPort = Port(name='orbit',method=self.addOrbit)
planetPort = Port(name='planet', method=self.addPlanet)
self._inputPorts.add(slcInImagePort)
self._inputPorts.add(pegPort)
self._inputPorts.add(dopplerPort)
self._inputPorts.add(framePort)
self._inputPorts.add(orbitPort)
self._inputPorts.add(planetPort)
return None
#end class