147 lines
5.4 KiB
Python
147 lines
5.4 KiB
Python
#~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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# Copyright 2012 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: Pietro Milillo
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#~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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# Comment: Adapted from InsarProc/runRgoffsetprf.py
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import logging
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import isceobj
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import mroipac
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from iscesys.ImageUtil.ImageUtil import ImageUtil as IU
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from mroipac.ampcor.Ampcor import Ampcor
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from isceobj import Constants as CN
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logger = logging.getLogger('isce.insar.runRgoffset')
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def runRgoffset(self):
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numLocationAcross = self._insar.getNumberLocationAcrossPrf()
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numLocationDown = self._insar.getNumberLocationDownPrf()
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firstAc = self._insar.getFirstSampleAcrossPrf()
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firstDown = self._insar.getFirstSampleDownPrf()
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#Fake amplitude image as a complex image
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imageAmp = self._insar.getResampAmpImage()
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objAmp = isceobj.createImage()
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objAmp.setAccessMode('read')
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objAmp.dataType = 'CFLOAT'
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objAmp.bands = 1
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objAmp.setFilename(imageAmp.filename)
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objAmp.setWidth(imageAmp.width)
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objAmp.createImage()
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widthAmp = objAmp.getWidth()
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intLength = objAmp.getLength()
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imageSim = self._insar.getSimAmpImage()
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objSim = isceobj.createImage()
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objSim.setFilename(imageSim.filename)
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objSim.setWidth(imageSim.width)
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objSim.dataType='FLOAT'
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objSim.setAccessMode('read')
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objSim.createImage()
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simWidth = imageSim.getWidth()
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simLength = imageSim.getLength()
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fs1 = self._insar.getReferenceFrame().getInstrument().getRangeSamplingRate() ##check
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delRg1 = CN.SPEED_OF_LIGHT / (2*fs1) ## if it's correct
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objAmpcor = Ampcor(name='insarapp_intsim_ampcor')
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objAmpcor.configure()
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objAmpcor.setImageDataType1('real')
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objAmpcor.setImageDataType2('mag')
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####Adjust first and last values using window sizes
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xMargin = 2*objAmpcor.searchWindowSizeWidth + objAmpcor.windowSizeWidth
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yMargin = 2*objAmpcor.searchWindowSizeHeight + objAmpcor.windowSizeHeight
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if not objAmpcor.acrossGrossOffset:
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coarseAcross = 0
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else:
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coarseAcross = objAmpcor.acrossGrossOffset
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if not objAmpcor.downGrossOffset:
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coarseDown = 0
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else:
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coarseDown = objAmpcor.downGrossOffset
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offAc = max(firstAc, -coarseAcross) + xMargin + 1
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offDn = max(firstDown, -coarseDown) + yMargin + 1
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lastAc = int(min(widthAmp, simWidth-offAc) - xMargin -1)
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lastDn = int(min(intLength, simLength-offDn) - yMargin -1)
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if not objAmpcor.firstSampleAcross:
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objAmpcor.setFirstSampleAcross(offAc)
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if not objAmpcor.lastSampleAcross:
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objAmpcor.setLastSampleAcross(lastAc)
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if not objAmpcor.numberLocationAcross:
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objAmpcor.setNumberLocationAcross(numLocationAcross)
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if not objAmpcor.firstSampleDown:
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objAmpcor.setFirstSampleDown(offDn)
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if not objAmpcor.lastSampleDown:
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objAmpcor.setLastSampleDown(lastDn)
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if not objAmpcor.numberLocationDown:
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objAmpcor.setNumberLocationDown(numLocationDown)
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#set the tag used in the outfile. each message is precided by this tag
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#is the writer is not of "file" type the call has no effect
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self._stdWriter.setFileTag("rgoffset", "log")
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self._stdWriter.setFileTag("rgoffset", "err")
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self._stdWriter.setFileTag("rgoffset", "out")
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objAmpcor.setStdWriter(self._stdWriter)
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prf = self._insar.getReferenceFrame().getInstrument().getPulseRepetitionFrequency()
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objAmpcor.setFirstPRF(prf)
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objAmpcor.setSecondPRF(prf)
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if not objAmpcor.acrossGrossOffset:
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objAmpcor.setAcrossGrossOffset(coarseAcross)
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if not objAmpcor.downGrossOffset:
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objAmpcor.setDownGrossOffset(coarseDown)
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objAmpcor.setFirstRangeSpacing(delRg1)
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objAmpcor.setSecondRangeSpacing(delRg1)
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objAmpcor.ampcor(objSim,objAmp)
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# Record the inputs and outputs
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from isceobj.Catalog import recordInputsAndOutputs
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recordInputsAndOutputs(self._insar.procDoc, objAmpcor, "runRgoffset_ampcor", \
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logger, "runRgoffset_ampcor")
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self._insar.setOffsetField(objAmpcor.getOffsetField())
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self._insar.setRefinedOffsetField(objAmpcor.getOffsetField())
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objAmp.finalizeImage()
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objSim.finalizeImage()
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