#~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ # Copyright 2014 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: Piyush Agram #~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ import logging import stdproc import isceobj from iscesys.ImageUtil.ImageUtil import ImageUtil as IU from isceobj.Catalog import recordInputsAndOutputs logger = logging.getLogger('isce.insar.runFormSLCisce') def runFormSLC(self, patchSize=None, goodLines=None, numPatches=None): #NOTE tested the formslc() as a stand alone by passing the same inputs #computed in Howard terraSAR.py. The differences here arises from the #differences in the orbits when using the same orbits the results are very #close jng this will make the second term in coarseAz in offsetprf equal #zero. we do so since for tsx there is no such a term. Need to ask #confirmation self.insar.setPatchSize(self.insar.numberValidPulses) # the below value is zero because of we just did above, but just want to be # explicit in the definition of is_mocomp self.is_mocomp = self.insar.get_is_mocomp v = self.insar.getFirstProcVelocity() h = self.insar.averageHeight imageSlc1 = self.insar.referenceRawImage imSlc1 = isceobj.createSlcImage() IU.copyAttributes(imageSlc1, imSlc1) imSlc1.setAccessMode('read') imSlc1.createImage() formSlc1 = stdproc.createFormSLC() formSlc1.setBodyFixedVelocity(v) formSlc1.setSpacecraftHeight(h) formSlc1.wireInputPort(name='doppler', object = self.insar.dopplerCentroid) formSlc1.wireInputPort(name='peg', object=self.insar.peg) formSlc1.wireInputPort(name='frame', object=self.insar.referenceFrame) formSlc1.wireInputPort(name='orbit', object=self.insar.referenceOrbit) formSlc1.wireInputPort(name='rawImage', object=None) formSlc1.wireInputPort(name='planet', object=self.insar.referenceFrame.instrument.platform.planet) for item in formSlc1.inputPorts: item() formSlc1.slcWidth = imSlc1.getWidth() formSlc1.startingRange = formSlc1.rangeFirstSample formSlc1.rangeChirpExtensionPoints = 0 formSlc1.slcSensingStart = self.insar.referenceFrame.getSensingStart() formSlc1.outOrbit = self.insar.referenceOrbit self._stdWriter.setFileTag("formslcISCE", "log") self._stdWriter.setFileTag("formslcISCE", "err") self._stdWriter.setFileTag("formslcISCE", "out") formSlc1.setStdWriter(self._stdWriter) formSlc1.setLookSide(self.insar._lookSide) # self.insar.setReferenceSlcImage(formSlc1.formslc()) # self.insar.referenceSlcImage = formSlc1() self.insar.formSLC1 = formSlc1 self.insar.referenceSlcImage = imSlc1 time, position, velocity, relTo = self.insar.referenceOrbit._unpackOrbit() mocomp_array = [[],[]] for (t, p) in zip(time, position): mocomp_array[0].append(t-time[0]) mocomp_array[1].append( p[0]) self.insar.formSLC1.mocompPosition = mocomp_array self.insar.formSLC1.mocompIndx = list(range(1,len(time)+1)) formSlc1.dim1_mocompPosition = 2 formSlc1.dim2_mocompPosition = len(time) formSlc1.dim1_mocompIndx = len(time) imageSlc2 = self.insar.secondaryRawImage imSlc2 = isceobj.createSlcImage() IU.copyAttributes(imageSlc2, imSlc2) imSlc2.setAccessMode('read') imSlc2.createImage() formSlc2 = stdproc.createFormSLC() formSlc2.setBodyFixedVelocity(v) formSlc2.setSpacecraftHeight(h) formSlc2.wireInputPort(name='doppler', object=self.insar.dopplerCentroid) formSlc2.wireInputPort(name='peg', object=self.insar.peg) formSlc2.wireInputPort(name='frame', object=self.insar.secondaryFrame) formSlc2.wireInputPort(name='orbit', object=self.insar.secondaryOrbit) formSlc2.wireInputPort(name='rawImage', object=None) formSlc2.wireInputPort(name='planet', object=self.insar.secondaryFrame.instrument.platform.planet) for item in formSlc2.inputPorts: item() formSlc2.slcWidth = imSlc2.getWidth() formSlc2.startingRange = formSlc2.rangeFirstSample formSlc2.rangeChirpExtensionPoints = 0 formSlc2.slcSensingStart = self.insar.secondaryFrame.getSensingStart() formSlc2.outOrbit = self.insar.secondaryOrbit self._stdWriter.setFileTag("formslcISCE", "log") self._stdWriter.setFileTag("formslcISCE", "err") self._stdWriter.setFileTag("formslcISCE", "out") formSlc2.setStdWriter(self._stdWriter) formSlc2.setLookSide(self.insar._lookSide) # self.insar.setSecondarySlcImage(formSlc2.formslc()) self.insar.formSLC2 = formSlc2 self.insar.secondarySlcImage = imSlc2 time, position, velocity, relTo = self.insar.secondaryOrbit._unpackOrbit() mocomp_array = [[],[]] for (t, p) in zip(time, position): mocomp_array[0].append(t-time[0]) mocomp_array[1].append( p[0]) self.insar.formSLC2.mocompPosition = mocomp_array self.insar.formSLC2.mocompIndx = list(range(1,len(time)+1)) formSlc2.dim1_mocompPosition = 2 formSlc2.dim2_mocompPosition = len(time) formSlc2.dim1_mocompIndx = len(time) self.insar.setNumberPatches( imSlc1.getLength()/float(self.insar.numberValidPulses) ) imSlc1.finalizeImage() imSlc2.finalizeImage() recordInputsAndOutputs(self.insar.procDoc, formSlc1, "runFormSLC.reference", logger, "runFormSLC.reference") recordInputsAndOutputs(self.insar.procDoc, formSlc2, "runFormSLC.secondary", logger, "runFormSLC.secondary") self.insar.setFormSLC1(formSlc1) self.insar.setFormSLC2(formSlc2)