114 lines
4.5 KiB
Python
114 lines
4.5 KiB
Python
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#!/usr/bin/env python3
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#
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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 glob
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import shutil
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import datetime
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import numpy as np
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import xml.etree.ElementTree as ET
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import isce, isceobj
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from isceobj.Alos2Proc.runIonUwrap import ionUwrap
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from StackPulic import loadTrack
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from StackPulic import createObject
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from StackPulic import stackDateStatistics
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def cmdLineParse():
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'''
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command line parser.
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'''
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import sys
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import argparse
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parser = argparse.ArgumentParser(description='unwrap subband interferograms for ionospheric correction')
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parser.add_argument('-idir', dest='idir', type=str, required=True,
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help = 'input directory where resampled data of each date (YYMMDD) is located. only folders are recognized')
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parser.add_argument('-ref_date_stack', dest='ref_date_stack', type=str, required=True,
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help = 'reference date of stack. format: YYMMDD')
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parser.add_argument('-ref_date', dest='ref_date', type=str, required=True,
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help = 'reference date of this pair. format: YYMMDD')
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parser.add_argument('-sec_date', dest='sec_date', type=str, required=True,
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help = 'reference date of this pair. format: YYMMDD')
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parser.add_argument('-wbd', dest='wbd', type=str, required=True,
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help = 'water body file')
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parser.add_argument('-nrlks1', dest='nrlks1', type=int, default=1,
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help = 'number of range looks 1. default: 1')
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parser.add_argument('-nalks1', dest='nalks1', type=int, default=1,
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help = 'number of azimuth looks 1. default: 1')
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parser.add_argument('-nrlks_ion', dest='nrlks_ion', type=int, default=1,
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help = 'number of range looks ion. default: 1')
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parser.add_argument('-nalks_ion', dest='nalks_ion', type=int, default=1,
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help = 'number of azimuth looks ion. default: 1')
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parser.add_argument('-filt', dest='filt', action='store_true', default=False,
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help='filter subband interferograms')
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parser.add_argument('-alpha', dest='alpha', type=float, default=0.3,
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help='filtering strength. default: 0.3')
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parser.add_argument('-win', dest='win', type=int, default=32,
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help = 'filter window size. default: 32')
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parser.add_argument('-step', dest='step', type=int, default=4,
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help = 'filter step size. default: 4')
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parser.add_argument('-keep_mag', dest='keep_mag', action='store_true', default=False,
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help='keep magnitude before filtering subband interferogram')
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if len(sys.argv) <= 1:
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print('')
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parser.print_help()
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sys.exit(1)
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else:
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return parser.parse_args()
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if __name__ == '__main__':
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inps = cmdLineParse()
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#get user parameters from input
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idir = inps.idir
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dateReferenceStack = inps.ref_date_stack
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dateReference = inps.ref_date
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dateSecondary = inps.sec_date
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wbd = inps.wbd
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numberRangeLooks1 = inps.nrlks1
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numberAzimuthLooks1 = inps.nalks1
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numberRangeLooksIon = inps.nrlks_ion
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numberAzimuthLooksIon = inps.nalks_ion
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filterSubbandInt = inps.filt
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filterStrengthSubbandInt = inps.alpha
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filterWinsizeSubbandInt = inps.win
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filterStepsizeSubbandInt = inps.step
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removeMagnitudeBeforeFilteringSubbandInt = not inps.keep_mag
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#######################################################
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pair = '{}-{}'.format(dateReference, dateSecondary)
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ms = pair
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ml1 = '_{}rlks_{}alks'.format(numberRangeLooks1, numberAzimuthLooks1)
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dateDirs, dates, frames, swaths, dateIndexReference = stackDateStatistics(idir, dateReferenceStack)
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trackReference = loadTrack('./', dateReference)
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self = createObject()
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self._insar = createObject()
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self._insar.wbd = wbd
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self._insar.numberRangeLooks1 = numberRangeLooks1
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self._insar.numberAzimuthLooks1 = numberAzimuthLooks1
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self._insar.numberRangeLooksIon = numberRangeLooksIon
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self._insar.numberAzimuthLooksIon = numberAzimuthLooksIon
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self._insar.amplitude = ms + ml1 + '.amp'
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self._insar.differentialInterferogram = 'diff_' + ms + ml1 + '.int'
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self._insar.latitude = dateReferenceStack + ml1 + '.lat'
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self._insar.longitude = dateReferenceStack + ml1 + '.lon'
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self.filterSubbandInt = filterSubbandInt
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self.filterStrengthSubbandInt = filterStrengthSubbandInt
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self.filterWinsizeSubbandInt = filterWinsizeSubbandInt
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self.filterStepsizeSubbandInt = filterStepsizeSubbandInt
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self.removeMagnitudeBeforeFilteringSubbandInt = removeMagnitudeBeforeFilteringSubbandInt
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ionUwrap(self, trackReference, latLonDir=os.path.join(idir, dates[dateIndexReference], 'insar'))
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