ISCE_INSAR/components/isceobj/RtcProc/runNormalize.py

43 lines
1.0 KiB
Python

#
# Author: Piyush Agram
# Copyright 2016
#
import logging
import isceobj
import mroipac
import os
import numpy as np
from isceobj.Util.decorators import use_api
logger = logging.getLogger('isce.grdsar.looks')
def runNormalize(self):
'''
Make sure that a DEM is available for processing the given data.
'''
refPol = self._grd.polarizations[0]
master = self._grd.loadProduct( os.path.join(self._grd.outputFolder, 'beta_{0}.xml'.format(refPol)))
azlooks, rglooks = self._grd.getLooks( self.posting, master.groundRangePixelSize, master.azimuthPixelSize, self.numberAzimuthLooks, self.numberRangeLooks)
if (azlooks == 1) and (rglooks == 1):
return
slantRange = False
for pol in self._grd.polarizations:
inname = os.path.join( self._grd.outputFolder, 'beta_{0}.img'.format(pol) )
takeLooks(inname, azlooks, rglooks)
if not slantRange:
inname = master.slantRangeImage.filename
takeLooks(inname, azlooks, rglooks)
slantRange = True
return