100 lines
3.7 KiB
Python
Executable File
100 lines
3.7 KiB
Python
Executable File
#!/usr/bin/env python3
|
|
|
|
#
|
|
# Author: Cunren Liang
|
|
# Copyright 2015-present, NASA-JPL/Caltech
|
|
#
|
|
|
|
import os
|
|
import glob
|
|
import shutil
|
|
import datetime
|
|
import numpy as np
|
|
import xml.etree.ElementTree as ET
|
|
|
|
import isce, isceobj
|
|
from isceobj.Alos2Proc.Alos2ProcPublic import renameFile
|
|
from isceobj.Alos2Proc.Alos2ProcPublic import runCmd
|
|
|
|
def cmdLineParse():
|
|
'''
|
|
command line parser.
|
|
'''
|
|
import sys
|
|
import argparse
|
|
|
|
parser = argparse.ArgumentParser(description='ionospheric correction')
|
|
parser.add_argument('-ion_dir', dest='ion_dir', type=str, required=True,
|
|
help = 'directory of ionospheric phase for each date')
|
|
parser.add_argument('-ref_date', dest='ref_date', type=str, required=True,
|
|
help = 'reference date of this pair. format: YYMMDD')
|
|
parser.add_argument('-sec_date', dest='sec_date', type=str, required=True,
|
|
help = 'reference date of this pair. format: YYMMDD')
|
|
parser.add_argument('-nrlks1', dest='nrlks1', type=int, default=1,
|
|
help = 'number of range looks 1. default: 1')
|
|
parser.add_argument('-nalks1', dest='nalks1', type=int, default=1,
|
|
help = 'number of azimuth looks 1. default: 1')
|
|
parser.add_argument('-nrlks2', dest='nrlks2', type=int, default=1,
|
|
help = 'number of range looks 2. default: 1')
|
|
parser.add_argument('-nalks2', dest='nalks2', type=int, default=1,
|
|
help = 'number of azimuth looks 2. default: 1')
|
|
|
|
if len(sys.argv) <= 1:
|
|
print('')
|
|
parser.print_help()
|
|
sys.exit(1)
|
|
else:
|
|
return parser.parse_args()
|
|
|
|
|
|
if __name__ == '__main__':
|
|
|
|
inps = cmdLineParse()
|
|
|
|
|
|
#get user parameters from input
|
|
ion_dir = inps.ion_dir
|
|
dateReference = inps.ref_date
|
|
dateSecondary = inps.sec_date
|
|
numberRangeLooks1 = inps.nrlks1
|
|
numberAzimuthLooks1 = inps.nalks1
|
|
numberRangeLooks2 = inps.nrlks2
|
|
numberAzimuthLooks2 = inps.nalks2
|
|
#######################################################
|
|
|
|
pair = '{}-{}'.format(dateReference, dateSecondary)
|
|
ms = pair
|
|
ml2 = '_{}rlks_{}alks'.format(numberRangeLooks1*numberRangeLooks2, numberAzimuthLooks1*numberAzimuthLooks2)
|
|
|
|
multilookDifferentialInterferogram = 'diff_' + ms + ml2 + '.int'
|
|
multilookDifferentialInterferogramOriginal = 'diff_' + ms + ml2 + '_ori.int'
|
|
|
|
ionosphereReference = os.path.join('../', ion_dir, 'filt_ion_'+dateReference+ml2+'.ion')
|
|
ionosphereSecondary = os.path.join('../', ion_dir, 'filt_ion_'+dateSecondary+ml2+'.ion')
|
|
|
|
|
|
insarDir = 'insar'
|
|
#os.makedirs(insarDir, exist_ok=True)
|
|
os.chdir(insarDir)
|
|
|
|
if not os.path.isfile(ionosphereReference):
|
|
raise Exception('ionospheric phase file: {} of reference date does not exist in {}.\n'.format(os.path.basename(ionosphereReference), ion_dir))
|
|
if not os.path.isfile(ionosphereSecondary):
|
|
raise Exception('ionospheric phase file: {} of secondary date does not exist in {}.\n'.format(os.path.basename(ionosphereSecondary), ion_dir))
|
|
|
|
#correct interferogram
|
|
if os.path.isfile(multilookDifferentialInterferogramOriginal):
|
|
print('original interferogram: {} is already here, do not rename: {}'.format(multilookDifferentialInterferogramOriginal, multilookDifferentialInterferogram))
|
|
else:
|
|
print('renaming {} to {}'.format(multilookDifferentialInterferogram, multilookDifferentialInterferogramOriginal))
|
|
renameFile(multilookDifferentialInterferogram, multilookDifferentialInterferogramOriginal)
|
|
|
|
cmd = "imageMath.py -e='a*exp(-1.0*J*(b-c))' --a={} --b={} --c={} -s BIP -t cfloat -o {}".format(
|
|
multilookDifferentialInterferogramOriginal,
|
|
ionosphereReference,
|
|
ionosphereSecondary,
|
|
multilookDifferentialInterferogram)
|
|
runCmd(cmd)
|
|
|
|
os.chdir('../')
|