ISCE_INSAR/contrib/stack/alosStack/form_interferogram.py

93 lines
2.7 KiB
Python

#!/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 multilook
from isceobj.Alos2Proc.Alos2ProcPublic import create_xml
from StackPulic import stackDateStatistics
from StackPulic import acquisitionModesAlos2
from StackPulic import formInterferogram
def cmdLineParse():
'''
command line parser.
'''
import sys
import argparse
parser = argparse.ArgumentParser(description='form interferogram')
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')
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
dateReference = inps.ref_date
dateSecondary = inps.sec_date
numberRangeLooks1 = inps.nrlks1
numberAzimuthLooks1 = inps.nalks1
#######################################################
pair = '{}-{}'.format(dateReference, dateSecondary)
ml1 = '_{}rlks_{}alks'.format(numberRangeLooks1, numberAzimuthLooks1)
#use one date to find frames and swaths. any date should work, here we use dateIndexReference
frames = sorted([x[-4:] for x in glob.glob(os.path.join('./', 'f*_*'))])
swaths = sorted([int(x[-1]) for x in glob.glob(os.path.join('./', 'f1_*', 's*'))])
nframe = len(frames)
nswath = len(swaths)
for i, frameNumber in enumerate(frames):
frameDir = 'f{}_{}'.format(i+1, frameNumber)
os.chdir(frameDir)
for j, swathNumber in enumerate(range(swaths[0], swaths[-1] + 1)):
swathDir = 's{}'.format(swathNumber)
os.chdir(swathDir)
print('processing swath {}, frame {}'.format(swathNumber, frameNumber))
slcReference = dateReference+'.slc'
slcSecondary = dateSecondary+'.slc'
interferogram = pair + ml1 + '.int'
amplitude = pair + ml1 + '.amp'
formInterferogram(slcReference, slcSecondary, interferogram, amplitude, numberRangeLooks1, numberAzimuthLooks1)
os.chdir('../')
os.chdir('../')