ISCE_INSAR/components/isceobj/Alos2Proc/runLook.py

87 lines
3.7 KiB
Python

#
# Author: Cunren Liang
# Copyright 2015-present, NASA-JPL/Caltech
#
import os
import logging
import isceobj
from isceobj.Alos2Proc.Alos2ProcPublic import create_xml
from contrib.alos2proc.alos2proc import look
from isceobj.Alos2Proc.Alos2ProcPublic import runCmd
from isceobj.Alos2Proc.Alos2ProcPublic import waterBodyRadar
logger = logging.getLogger('isce.alos2insar.runLook')
def runLook(self):
'''take looks
'''
if hasattr(self, 'doInSAR'):
if not self.doInSAR:
return
catalog = isceobj.Catalog.createCatalog(self._insar.procDoc.name)
self.updateParamemetersFromUser()
#referenceTrack = self._insar.loadTrack(reference=True)
#secondaryTrack = self._insar.loadTrack(reference=False)
wbdFile = os.path.abspath(self._insar.wbd)
insarDir = 'insar'
os.makedirs(insarDir, exist_ok=True)
os.chdir(insarDir)
amp = isceobj.createImage()
amp.load(self._insar.amplitude+'.xml')
width = amp.width
length = amp.length
width2 = int(width / self._insar.numberRangeLooks2)
length2 = int(length / self._insar.numberAzimuthLooks2)
if not ((self._insar.numberRangeLooks2 == 1) and (self._insar.numberAzimuthLooks2 == 1)):
#take looks
look(self._insar.differentialInterferogram, self._insar.multilookDifferentialInterferogram, width, self._insar.numberRangeLooks2, self._insar.numberAzimuthLooks2, 4, 0, 1)
look(self._insar.amplitude, self._insar.multilookAmplitude, width, self._insar.numberRangeLooks2, self._insar.numberAzimuthLooks2, 4, 1, 1)
look(self._insar.latitude, self._insar.multilookLatitude, width, self._insar.numberRangeLooks2, self._insar.numberAzimuthLooks2, 3, 0, 1)
look(self._insar.longitude, self._insar.multilookLongitude, width, self._insar.numberRangeLooks2, self._insar.numberAzimuthLooks2, 3, 0, 1)
look(self._insar.height, self._insar.multilookHeight, width, self._insar.numberRangeLooks2, self._insar.numberAzimuthLooks2, 3, 0, 1)
#creat xml
create_xml(self._insar.multilookDifferentialInterferogram, width2, length2, 'int')
create_xml(self._insar.multilookAmplitude, width2, length2, 'amp')
create_xml(self._insar.multilookLatitude, width2, length2, 'double')
create_xml(self._insar.multilookLongitude, width2, length2, 'double')
create_xml(self._insar.multilookHeight, width2, length2, 'double')
#los has two bands, use look program in isce instead
#cmd = "looks.py -i {} -o {} -r {} -a {}".format(self._insar.los, self._insar.multilookLos, self._insar.numberRangeLooks2, self._insar.numberAzimuthLooks2)
#runCmd(cmd)
#replace the above system call with function call
from mroipac.looks.Looks import Looks
from isceobj.Image import createImage
inImage = createImage()
inImage.load(self._insar.los+'.xml')
lkObj = Looks()
lkObj.setDownLooks(self._insar.numberAzimuthLooks2)
lkObj.setAcrossLooks(self._insar.numberRangeLooks2)
lkObj.setInputImage(inImage)
lkObj.setOutputFilename(self._insar.multilookLos)
lkObj.looks()
#water body
#this looking operation has no problems where there is only water and land, but there is also possible no-data area
#look(self._insar.wbdOut, self._insar.multilookWbdOut, width, self._insar.numberRangeLooks2, self._insar.numberAzimuthLooks2, 0, 0, 1)
#create_xml(self._insar.multilookWbdOut, width2, length2, 'byte')
#use waterBodyRadar instead to avoid the problems of no-data pixels in water body
waterBodyRadar(self._insar.multilookLatitude, self._insar.multilookLongitude, wbdFile, self._insar.multilookWbdOut)
os.chdir('../')
catalog.printToLog(logger, "runLook")
self._insar.procDoc.addAllFromCatalog(catalog)