#~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ # Copyright 2013 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 sys import isceobj from iscesys.Component.Component import Component from mroipac.grass.grass import Grass import os # giangi: taken Piyush code grass.py and adapted def runUnwrap(self, igramSpectrum = "full"): if igramSpectrum == "full": ifgDirname = self.insar.ifgDirname elif igramSpectrum == "low": if not self.doDispersive: print('Estimating dispersive phase not requested ... skipping sub-band interferogram unwrapping') return ifgDirname = os.path.join(self.insar.ifgDirname, self.insar.lowBandSlcDirname) elif igramSpectrum == "high": if not self.doDispersive: print('Estimating dispersive phase not requested ... skipping sub-band interferogram unwrapping') return ifgDirname = os.path.join(self.insar.ifgDirname, self.insar.highBandSlcDirname) wrapName = os.path.join(ifgDirname , 'filt_' + self.insar.ifgFilename) if '.flat' in wrapName: unwrapName = wrapName.replace('.flat', '.unw') elif '.int' in wrapName: unwrapName = wrapName.replace('.int', '.unw') else: unwrapName = wrapName + '.unw' corName = os.path.join(ifgDirname , self.insar.coherenceFilename) img1 = isceobj.createImage() img1.load(wrapName + '.xml') width = img1.getWidth() with isceobj.contextIntImage( filename=wrapName, width=width, accessMode='read') as intImage: with isceobj.contextOffsetImage( filename=corName, width = width, accessMode='read') as cohImage: with isceobj.contextUnwImage( filename=unwrapName, width = width, accessMode='write') as unwImage: grs=Grass(name='stripmapapp_grass') grs.configure() grs.wireInputPort(name='interferogram', object=intImage) grs.wireInputPort(name='correlation', object=cohImage) grs.wireInputPort(name='unwrapped interferogram', object=unwImage) grs.unwrap() unwImage.renderHdr() pass pass pass return None