106 lines
3.6 KiB
Python
106 lines
3.6 KiB
Python
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#~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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# Copyright 2013 California Institute of Technology. ALL RIGHTS RESERVED.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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#
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# United States Government Sponsorship acknowledged. This software is subject to
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# U.S. export control laws and regulations and has been classified as 'EAR99 NLR'
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# (No [Export] License Required except when exporting to an embargoed country,
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# end user, or in support of a prohibited end use). By downloading this software,
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# the user agrees to comply with all applicable U.S. export laws and regulations.
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# The user has the responsibility to obtain export licenses, or other export
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# authority as may be required before exporting this software to any 'EAR99'
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# embargoed foreign country or citizen of those countries.
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#
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# Author: Piyush Agram
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#~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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import sys
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import isceobj
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from iscesys.Component.Component import Component
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from mroipac.grass.grass import Grass
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import os
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# giangi: taken Piyush code grass.py and adapted
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def runUnwrap(self, igramSpectrum = "full"):
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if igramSpectrum == "full":
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ifgDirname = self.insar.ifgDirname
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elif igramSpectrum == "low":
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if not self.doDispersive:
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print('Estimating dispersive phase not requested ... skipping sub-band interferogram unwrapping')
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return
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ifgDirname = os.path.join(self.insar.ifgDirname, self.insar.lowBandSlcDirname)
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elif igramSpectrum == "high":
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if not self.doDispersive:
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print('Estimating dispersive phase not requested ... skipping sub-band interferogram unwrapping')
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return
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ifgDirname = os.path.join(self.insar.ifgDirname, self.insar.highBandSlcDirname)
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wrapName = os.path.join(ifgDirname , 'filt_' + self.insar.ifgFilename)
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if '.flat' in wrapName:
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unwrapName = wrapName.replace('.flat', '.unw')
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elif '.int' in wrapName:
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unwrapName = wrapName.replace('.int', '.unw')
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else:
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unwrapName = wrapName + '.unw'
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corName = os.path.join(ifgDirname , self.insar.coherenceFilename)
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img1 = isceobj.createImage()
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img1.load(wrapName + '.xml')
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width = img1.getWidth()
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with isceobj.contextIntImage(
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filename=wrapName,
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width=width,
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accessMode='read') as intImage:
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with isceobj.contextOffsetImage(
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filename=corName,
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width = width,
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accessMode='read') as cohImage:
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with isceobj.contextUnwImage(
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filename=unwrapName,
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width = width,
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accessMode='write') as unwImage:
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grs=Grass(name='stripmapapp_grass')
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grs.configure()
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grs.wireInputPort(name='interferogram',
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object=intImage)
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grs.wireInputPort(name='correlation',
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object=cohImage)
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grs.wireInputPort(name='unwrapped interferogram',
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object=unwImage)
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grs.unwrap()
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unwImage.renderHdr()
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pass
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pass
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pass
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return None
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