195 lines
7.2 KiB
Python
Executable File
195 lines
7.2 KiB
Python
Executable File
#~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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# Copyright 2014 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 InsarProc/runRgoffset.py
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import logging
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import isceobj
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from iscesys.ImageUtil.ImageUtil import ImageUtil as IU
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logger = logging.getLogger('isce.isce.runRgoffset')
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def runRgoffset(self):
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infos = {}
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for attribute in ['firstSampleAcross', 'firstSampleDown', 'numberLocationAcross', 'numberLocationDown']:
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infos[attribute] = getattr(self._isce, attribute)
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for attribute in ['sensorName', 'offsetSearchWindowSize']:
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infos[attribute] = getattr(self, attribute)
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stdWriter = self._stdWriter
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refPol = self._isce.refPol
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refScene = self._isce.refScene
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imageSim = self._isce.simAmpImage
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sceneid1, sceneid2 = self._isce.pairsToCoreg[0]
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if sceneid1 != refScene:
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sys.exit("runRgoffset: should have refScene here!")
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pair = (sceneid1, sceneid2)
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imageAmp = self._isce.resampAmpImages[pair][refPol]
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if not imageAmp:
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pair = (sceneid2, sceneid1)
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imageAmp = self._isce.resampAmpImages[pair][refPol]
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prf = self._isce.frames[refScene][refPol].getInstrument().getPulseRepetitionFrequency()
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sid = self._isce.formatname(refScene)
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infos['outputPath'] = self.getoutputdir(refScene)
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catalog = isceobj.Catalog.createCatalog(self._isce.procDoc.name)
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offsetField = run(imageAmp, imageSim, prf, infos, stdWriter, catalog=catalog, sceneid=sid)
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for pair in self._isce.pairsToCoreg:
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self._isce.offsetFields[pair] = offsetField
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self._isce.refinedOffsetFields[pair] = offsetField
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def run(imageAmp, imageSim, prf, infos, stdWriter, catalog=None, sceneid='NO_ID'):
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logger.info("Running Rgoffset: %s" % sceneid)
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firstAc = infos['firstSampleAcross']
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firstDown = infos['firstSampleDown']
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numLocationAcross = infos['numberLocationAcross']
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numLocationDown = infos['numberLocationDown']
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objAmp = isceobj.createIntImage()
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IU.copyAttributes(imageAmp, objAmp)
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objAmp.setAccessMode('read')
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objAmp.createImage()
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widthAmp = objAmp.getWidth()
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intLength = objAmp.getLength()
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lastAc = widthAmp - firstAc
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lastDown = intLength - firstDown
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objSim = isceobj.createImage()
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IU.copyAttributes(imageSim, objSim)
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objSim.setAccessMode('read')
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objSim.createImage()
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# Start modify from here ML 2014-08-05
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#objOffset = isceobj.createEstimateOffsets()
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objOffset = isceobj.createEstimateOffsets(name='insarapp_intsim_estoffset') #ML 2014-08-05
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objOffset.configure()
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if objOffset.acrossGrossOffset is not None:
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coarseAcross = objOffset.acrossGrossOffset
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else:
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coarseAcross = 0
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if objOffset.downGrossOffset is not None:
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coarseDown = objOffset.downGrossOffset
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else:
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coarseDown = 0
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if objOffset.searchWindowSize is None:
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objOffset.setSearchWindowSize(infos['offsetSearchWindowSize'], infos['sensorName'])
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margin = 2*objOffset.searchWindowSize + objOffset.windowSize
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simWidth = objSim.getWidth()
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simLength = objSim.getLength()
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firAc = max(firstAc, -coarseAcross) + margin + 1
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firDn = max(firstDown, -coarseDown) + margin + 1
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lastAc = int(min(widthAmp, simWidth-coarseAcross) - margin - 1)
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lastDn = int(min(intLength, simLength-coarseDown) - margin - 1)
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if not objOffset.firstSampleAcross:
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objOffset.setFirstSampleAcross(firAc)
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if not objOffset.lastSampleAcross:
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objOffset.setLastSampleAcross(lastAc)
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if not objOffset.numberLocationAcross:
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objOffset.setNumberLocationAcross(numLocationAcross)
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if not objOffset.firstSampleDown:
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objOffset.setFirstSampleDown(firDn)
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if not objOffset.lastSampleDown:
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objOffset.setLastSampleDown(lastDn)
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if not objOffset.numberLocationDown:
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objOffset.setNumberLocationDown(numLocationDown)
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# # old isceApp --- from here down
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# objOffset.setSearchWindowSize(infos['offsetSearchWindowSize'], infos['sensorName'])
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# objOffset.setFirstSampleAcross(firstAc)
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# objOffset.setLastSampleAcross(lastAc)
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# objOffset.setNumberLocationAcross(numLocationAcross)
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# objOffset.setFirstSampleDown(firstDown)
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# objOffset.setLastSampleDown(lastDown)
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# objOffset.setNumberLocationDown(numLocationDown)
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# #set the tag used in the outfile. each message is precided by this tag
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# #if the writer is not of "file" type the call has no effect
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objOffset.stdWriter = stdWriter.set_file_tags("rgoffset",
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"log",
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"err",
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"out")
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# objOffset.setFirstPRF(prf)
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# objOffset.setSecondPRF(prf)
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# objOffset.setAcrossGrossOffset(0)
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# objOffset.setDownGrossOffset(0)
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# objOffset.estimateoffsets(image1=objSim, image2=objAmp, band1=0, band2=0)
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##set the tag used in the outfile. each message is precided by this tag
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##is the writer is not of "file" type the call has no effect
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##self._stdWriter.setFileTag("rgoffset", "log")
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##self._stdWriter.setFileTag("rgoffset", "err")
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##self._stdWriter.setFileTag("rgoffset", "out")
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##objOffset.setStdWriter(self._stdWriter)
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##prf = self._insar.getMasterFrame().getInstrument().getPulseRepetitionFrequency()
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objOffset.setFirstPRF(prf)
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objOffset.setSecondPRF(prf)
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if not objOffset.acrossGrossOffset:
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objOffset.setAcrossGrossOffset(0)
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if not objOffset.downGrossOffset:
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objOffset.setDownGrossOffset(0)
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objOffset.estimateoffsets(image1=objSim, image2=objAmp, band1=0, band2=0)
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if catalog is not None:
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# Record the inputs and outputs
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isceobj.Catalog.recordInputsAndOutputs(catalog, objOffset,
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"runRgoffset.%s" % sceneid,
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logger,
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"runRgoffset.%s" % sceneid)
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objAmp.finalizeImage()
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objSim.finalizeImage()
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return objOffset.getOffsetField()
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