143 lines
6.4 KiB
Python
143 lines
6.4 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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masterTrack = self._insar.loadTrack(master=True)
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slaveTrack = self._insar.loadTrack(master=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.masterFrames):
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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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masterSwath = masterTrack.frames[i].swaths[j]
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slaveSwath = slaveTrack.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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#master
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#masterTrack.passDirection =
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#masterTrack.pointingDirection =
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#masterTrack.operationMode =
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#masterTrack.radarWavelength =
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masterTrack.numberOfSamples = masterSwath.numberOfSamples
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masterTrack.numberOfLines = masterSwath.numberOfLines
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masterTrack.startingRange = masterSwath.startingRange
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#masterTrack.rangeSamplingRate =
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masterTrack.rangePixelSize = masterSwath.rangePixelSize
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masterTrack.sensingStart = masterSwath.sensingStart
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#masterTrack.prf =
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#masterTrack.azimuthPixelSize =
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masterTrack.azimuthLineInterval = masterSwath.azimuthLineInterval
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#masterTrack.dopplerVsPixel =
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#masterTrack.frames =
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#masterTrack.orbit =
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#slave
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slaveTrack.numberOfSamples = slaveSwath.numberOfSamples
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slaveTrack.numberOfLines = slaveSwath.numberOfLines
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slaveTrack.startingRange = slaveSwath.startingRange
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slaveTrack.rangePixelSize = slaveSwath.rangePixelSize
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slaveTrack.sensingStart = slaveSwath.sensingStart
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slaveTrack.azimuthLineInterval = slaveSwath.azimuthLineInterval
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if self.useGPU and self._insar.hasGPU():
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topoGPU(masterTrack, 1, 1, demFile,
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self._insar.latitude, self._insar.longitude, self._insar.height, self._insar.los)
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geo2RdrGPU(slaveTrack, 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(masterTrack, 1, 1, demFile,
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self._insar.latitude, self._insar.longitude, self._insar.height, self._insar.los)
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geo2RdrCPU(slaveTrack, 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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slaveBurstResampledDir = self._insar.slaveBurstPrefix + '_1_coreg_geom'
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#interferogramDir = self._insar.masterBurstPrefix + '-' + self._insar.slaveBurstPrefix + '_coreg_geom'
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interferogramDir = 'burst_interf_1_coreg_geom'
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interferogramPrefix = self._insar.masterBurstPrefix + '-' + self._insar.slaveBurstPrefix
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resampleBursts(masterSwath, slaveSwath,
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self._insar.masterBurstPrefix, self._insar.slaveBurstPrefix, slaveBurstResampledDir, interferogramDir,
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self._insar.masterBurstPrefix, self._insar.slaveBurstPrefix, self._insar.slaveBurstPrefix, 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(slaveBurstResampledDir)
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mosaicBurstAmplitude(masterSwath, self._insar.slaveBurstPrefix, self._insar.slaveMagnitude, 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(masterSwath, 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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