143 lines
6.6 KiB
Python
143 lines
6.6 KiB
Python
#
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# Author: Cunren Liang
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# Copyright 2015-present, NASA-JPL/Caltech
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#
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import os
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import logging
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import isceobj
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from isceobj.Alos2Proc.runRdr2Geo import topoCPU
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from isceobj.Alos2Proc.runRdr2Geo import topoGPU
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from isceobj.Alos2Proc.runGeo2Rdr import geo2RdrCPU
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from isceobj.Alos2Proc.runGeo2Rdr import geo2RdrGPU
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from isceobj.Alos2Proc.Alos2ProcPublic import waterBodyRadar
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from isceobj.Alos2Proc.Alos2ProcPublic import resampleBursts
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from isceobj.Alos2Proc.Alos2ProcPublic import mosaicBurstAmplitude
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from isceobj.Alos2Proc.Alos2ProcPublic import mosaicBurstInterferogram
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logger = logging.getLogger('isce.alos2burstinsar.runCoregGeom')
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def runCoregGeom(self):
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'''compute geometric offset
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'''
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catalog = isceobj.Catalog.createCatalog(self._insar.procDoc.name)
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self.updateParamemetersFromUser()
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referenceTrack = self._insar.loadTrack(reference=True)
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secondaryTrack = self._insar.loadTrack(reference=False)
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demFile = os.path.abspath(self._insar.dem)
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wbdFile = os.path.abspath(self._insar.wbd)
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###############################################################################
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for i, frameNumber in enumerate(self._insar.referenceFrames):
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frameDir = 'f{}_{}'.format(i+1, frameNumber)
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os.chdir(frameDir)
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for j, swathNumber in enumerate(range(self._insar.startingSwath, self._insar.endingSwath + 1)):
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swathDir = 's{}'.format(swathNumber)
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os.chdir(swathDir)
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print('processing frame {}, swath {}'.format(frameNumber, swathNumber))
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referenceSwath = referenceTrack.frames[i].swaths[j]
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secondarySwath = secondaryTrack.frames[i].swaths[j]
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##################################################
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# compute geometric offsets
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##################################################
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#set up track parameters just for computing offsets
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#ALL track parameters are listed here
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#reference
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#referenceTrack.passDirection =
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#referenceTrack.pointingDirection =
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#referenceTrack.operationMode =
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#referenceTrack.radarWavelength =
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referenceTrack.numberOfSamples = referenceSwath.numberOfSamples
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referenceTrack.numberOfLines = referenceSwath.numberOfLines
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referenceTrack.startingRange = referenceSwath.startingRange
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#referenceTrack.rangeSamplingRate =
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referenceTrack.rangePixelSize = referenceSwath.rangePixelSize
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referenceTrack.sensingStart = referenceSwath.sensingStart
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#referenceTrack.prf =
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#referenceTrack.azimuthPixelSize =
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referenceTrack.azimuthLineInterval = referenceSwath.azimuthLineInterval
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#referenceTrack.dopplerVsPixel =
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#referenceTrack.frames =
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#referenceTrack.orbit =
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#secondary
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secondaryTrack.numberOfSamples = secondarySwath.numberOfSamples
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secondaryTrack.numberOfLines = secondarySwath.numberOfLines
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secondaryTrack.startingRange = secondarySwath.startingRange
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secondaryTrack.rangePixelSize = secondarySwath.rangePixelSize
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secondaryTrack.sensingStart = secondarySwath.sensingStart
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secondaryTrack.azimuthLineInterval = secondarySwath.azimuthLineInterval
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if self.useGPU and self._insar.hasGPU():
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topoGPU(referenceTrack, 1, 1, demFile,
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self._insar.latitude, self._insar.longitude, self._insar.height, self._insar.los)
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geo2RdrGPU(secondaryTrack, 1, 1,
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self._insar.latitude, self._insar.longitude, self._insar.height, self._insar.rangeOffset, self._insar.azimuthOffset)
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else:
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topoCPU(referenceTrack, 1, 1, demFile,
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self._insar.latitude, self._insar.longitude, self._insar.height, self._insar.los)
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geo2RdrCPU(secondaryTrack, 1, 1,
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self._insar.latitude, self._insar.longitude, self._insar.height, self._insar.rangeOffset, self._insar.azimuthOffset)
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waterBodyRadar(self._insar.latitude, self._insar.longitude, wbdFile, self._insar.wbdOut)
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#clear up, leaving only range/azimuth offsets
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os.remove(self._insar.latitude)
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os.remove(self._insar.latitude+'.vrt')
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os.remove(self._insar.latitude+'.xml')
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os.remove(self._insar.longitude)
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os.remove(self._insar.longitude+'.vrt')
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os.remove(self._insar.longitude+'.xml')
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os.remove(self._insar.height)
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os.remove(self._insar.height+'.vrt')
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os.remove(self._insar.height+'.xml')
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os.remove(self._insar.los)
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os.remove(self._insar.los+'.vrt')
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os.remove(self._insar.los+'.xml')
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##################################################
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# resample bursts
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##################################################
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secondaryBurstResampledDir = self._insar.secondaryBurstPrefix + '_1_coreg_geom'
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#interferogramDir = self._insar.referenceBurstPrefix + '-' + self._insar.secondaryBurstPrefix + '_coreg_geom'
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interferogramDir = 'burst_interf_1_coreg_geom'
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interferogramPrefix = self._insar.referenceBurstPrefix + '-' + self._insar.secondaryBurstPrefix
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resampleBursts(referenceSwath, secondarySwath,
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self._insar.referenceBurstPrefix, self._insar.secondaryBurstPrefix, secondaryBurstResampledDir, interferogramDir,
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self._insar.referenceBurstPrefix, self._insar.secondaryBurstPrefix, self._insar.secondaryBurstPrefix, interferogramPrefix,
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self._insar.rangeOffset, self._insar.azimuthOffset, rangeOffsetResidual=0, azimuthOffsetResidual=0)
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##################################################
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# mosaic burst amplitudes and interferograms
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##################################################
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os.chdir(secondaryBurstResampledDir)
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mosaicBurstAmplitude(referenceSwath, self._insar.secondaryBurstPrefix, self._insar.secondaryMagnitude, numberOfLooksThreshold=4)
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os.chdir('../')
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#the interferogram is not good enough, do not mosaic
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mosaic=False
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if mosaic:
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os.chdir(interferogramDir)
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mosaicBurstInterferogram(referenceSwath, interferogramPrefix, self._insar.interferogram, numberOfLooksThreshold=4)
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os.chdir('../')
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os.chdir('../')
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os.chdir('../')
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###############################################################################
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catalog.printToLog(logger, "runCoregGeom")
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self._insar.procDoc.addAllFromCatalog(catalog)
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