102 lines
4.6 KiB
Python
Executable File
102 lines
4.6 KiB
Python
Executable File
#~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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# Copyright 2013 California Institute of Technology. ALL RIGHTS RESERVED.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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#
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# United States Government Sponsorship acknowledged. This software is subject to
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# U.S. export control laws and regulations and has been classified as 'EAR99 NLR'
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# (No [Export] License Required except when exporting to an embargoed country,
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# end user, or in support of a prohibited end use). By downloading this software,
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# the user agrees to comply with all applicable U.S. export laws and regulations.
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# The user has the responsibility to obtain export licenses, or other export
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# authority as may be required before exporting this software to any 'EAR99'
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# embargoed foreign country or citizen of those countries.
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#
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# Authors: Kosal Khun, Marco Lavalle
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#~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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# Comment: Adapted from contrib/ISSI/FR.py
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import sys
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import os
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import math
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from contrib.ISSI.FR import FR
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from ISSI import Focuser
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from make_raw import make_raw
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from mroipac.geolocate.Geolocate import Geolocate
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import logging
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logger = logging.getLogger('isce.isceProc.runISSI')
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def runISSI(self, opList):
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for sceneid in self._isce.selectedScenes:
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raws = {}
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slcFiles = {}
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for pol in ['hh', 'hv', 'vh', 'vv']:
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raws[pol] = make_raw()
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raws[pol].frame = self._isce.frames[sceneid][pol]
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slcFiles[pol] = self._isce.slcImages[sceneid][pol]
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focuser = Focuser(hh=raws['hh'], hv=raws['hv'], vh=raws['vh'], vv=raws['vv'])
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focuser.filter = self.FR_filter
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focuser.filterSize = (int(self.FR_filtersize_x), int(self.FR_filtersize_y))
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focuser.logger = logger
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outputs = {}
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for fname in [self._isce.frOutputName, self._isce.tecOutputName, self._isce.phaseOutputName]:
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outputs[fname] = os.path.join(self.getoutputdir(sceneid), self._isce.formatname(sceneid, ext=fname+'.slc'))
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hhFile = slcFiles['hh']
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issiobj = FR(hhFile=hhFile.filename,
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hvFile=slcFiles['hv'].filename,
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vhFile=slcFiles['vh'].filename,
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vvFile=slcFiles['vv'].filename,
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lines=hhFile.length,
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samples=hhFile.width,
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frOutput=outputs[self._isce.frOutputName],
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tecOutput=outputs[self._isce.tecOutputName],
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phaseOutput=outputs[self._isce.phaseOutputName])
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if 'polcal' in opList: ## polarimetric calibration
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issiobj.polarimetricCorrection(self._isce.transmit, self._isce.receive)
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for pol, fname in zip(['hh', 'hv', 'vh', 'vv'], [issiobj.hhFile, issiobj.hvFile, issiobj.vhFile, issiobj.vvFile]):
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self._isce.slcImages[sceneid][pol].filename = fname
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if 'fr' in opList: ## calculate faraday rotation
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frame = self._isce.frames[self._isce.refScene][self._isce.refPol]
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if frame.getImage().byteOrder != sys.byteorder[0]:
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logger.info("Will swap bytes")
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swap = True
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else:
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logger.info("Will not swap bytes")
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swap = False
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issiobj.calculateFaradayRotation(filter=focuser.filter, filterSize=focuser.filterSize, swap=swap)
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aveFr = issiobj.getAverageFaradayRotation()
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logger.info("Image Dimensions %s: %s x %s" % (sceneid, issiobj.samples,issiobj.lines))
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logger.info("Average Faraday Rotation %s: %s rad (%s deg)" % (sceneid, aveFr, math.degrees(aveFr)))
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if 'tec' in opList:
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date = focuser.hhObj.frame.getSensingStart()
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corners, lookAngles = focuser.calculateCorners()
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lookDirections = focuser.calculateLookDirections()
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fc = focuser.hhObj.frame.getInstrument().getRadarFrequency()
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meankdotb = issiobj.frToTEC(date, corners, lookAngles, lookDirections, fc)
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logger.info("Mean k.B value %s: %s" % (sceneid, meankdotb))
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if 'phase' in opList:
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fc = focuser.hhObj.frame.getInstrument().getRadarFrequency()
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issiobj.tecToPhase(fc)
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