109 lines
4.0 KiB
Python
109 lines
4.0 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.runFilt import filt
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from StackPulic import createObject
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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='take more looks and compute coherence')
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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('-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('-nrlks2', dest='nrlks2', type=int, default=1,
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help = 'number of range looks 2. default: 1')
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parser.add_argument('-nalks2', dest='nalks2', type=int, default=1,
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help = 'number of azimuth looks 2. default: 1')
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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 interferogram')
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parser.add_argument('-wbd_msk', dest='wbd_msk', action='store_true', default=False,
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help='mask filtered interferogram with water body')
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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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numberRangeLooks1 = inps.nrlks1
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numberAzimuthLooks1 = inps.nalks1
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numberRangeLooks2 = inps.nrlks2
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numberAzimuthLooks2 = inps.nalks2
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filterStrength = inps.alpha
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filterWinsize = inps.win
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filterStepsize = inps.step
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removeMagnitudeBeforeFiltering = not inps.keep_mag
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waterBodyMaskStartingStep = inps.wbd_msk
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#######################################################
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pair = '{}-{}'.format(dateReference, dateSecondary)
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ms = pair
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ml2 = '_{}rlks_{}alks'.format(numberRangeLooks1*numberRangeLooks2, numberAzimuthLooks1*numberAzimuthLooks2)
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self = createObject()
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self._insar = createObject()
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self.filterStrength = filterStrength
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self.filterWinsize = filterWinsize
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self.filterStepsize = filterStepsize
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self.removeMagnitudeBeforeFiltering = removeMagnitudeBeforeFiltering
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self._insar.multilookDifferentialInterferogram = 'diff_' + ms + ml2 + '.int'
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self._insar.filteredInterferogram = 'filt_' + ms + ml2 + '.int'
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self._insar.multilookAmplitude = ms + ml2 + '.amp'
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self._insar.multilookPhsig = ms + ml2 + '.phsig'
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self._insar.multilookWbdOut = os.path.join(idir, dateReferenceStack, 'insar', dateReferenceStack + ml2 + '.wbd')
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if waterBodyMaskStartingStep:
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self.waterBodyMaskStartingStep='filt'
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else:
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self.waterBodyMaskStartingStep=None
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filt(self)
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