2019-01-16 19:40:08 +00:00
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#~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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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 InsarProc/runResamp.py
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import os
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import logging
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import stdproc
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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.isceProc.runResamp')
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def runResamp(self):
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stdWriter = self._stdWriter
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resampName = self._isce.resampImageName
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dopplerCentroid = self._isce.dopplerCentroid
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numFitCoeff = self._isce.numberFitCoefficients
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azLooks = self._isce.numberAzimuthLooks
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rgLooks = self._isce.numberRangeLooks
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lines = self._isce.numberResampLines
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pixelSpacing = self._isce.slantRangePixelSpacing
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outresamp = "resamp" #only resamp
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for sceneid1, sceneid2 in self._isce.pairsToCoreg:
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pair = (sceneid1, sceneid2)
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self._isce.resampIntImages[pair] = {}
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self._isce.resampAmpImages[pair] = {}
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offsetField = self._isce.refinedOffsetFields[pair]
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for pol in self._isce.selectedPols:
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imageSlc1 = self._isce.slcImages[sceneid1][pol]
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imageSlc2 = self._isce.slcImages[sceneid2][pol]
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frame1 = self._isce.frames[sceneid1][pol]
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instrument = frame1.getInstrument()
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catalog = isceobj.Catalog.createCatalog(self._isce.procDoc.name)
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sid = self._isce.formatname(pair, pol)
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resampFilename = os.path.join(self.getoutputdir(sceneid1, sceneid2), self._isce.formatname(pair, pol, resampName))
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imageInt, imageAmp, imageResamp2 = run(imageSlc1, imageSlc2, instrument, offsetField, resampFilename, azLooks, rgLooks, lines, dopplerCentroid, numFitCoeff, pixelSpacing, stdWriter, catalog=catalog, sceneid=sid, output=outresamp)
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self._isce.resampIntImages[pair][pol] = imageInt
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self._isce.resampAmpImages[pair][pol] = imageAmp
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if imageResamp2 is not None: #update resampled slc
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self._isce.slcImages[sceneid2][pol] = imageResamp2
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def run(imageSlc1, imageSlc2, instrument, offsetField, resampName, azLooks, rgLooks, lines, dopplerCentroid, numFitCoeff, pixelSpacing, stdWriter, catalog=None, sceneid='NO_ID', output="all"):
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logger.info("Resampling interferogram: %s" % sceneid)
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output = output.replace(" ", "") #remove all spaces in output
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if output == "all":
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output = ["intamp", "resamp"]
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else:
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output = output.split(",") #get a list from comma-separated text
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objSlc1 = isceobj.createSlcImage()
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IU.copyAttributes(imageSlc1, objSlc1)
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objSlc1.setAccessMode('read')
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objSlc1.createImage()
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objSlc2 = isceobj.createSlcImage()
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IU.copyAttributes(imageSlc2, objSlc2)
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objSlc2.setAccessMode('read')
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objSlc2.createImage()
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slcWidth = imageSlc1.getWidth()
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intWidth = int(slcWidth / rgLooks)
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if "resamp" in output:
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logger.info("Will output resampled slc")
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objResampSlc2 = isceobj.createSlcImage()
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objResampSlc2.setFilename(objSlc2.getFilename().replace('.slc', '.resamp.slc')) #replace .slc by .resamp.slc
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objResampSlc2.setWidth(slcWidth)
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imageResamp2 = isceobj.createSlcImage()
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IU.copyAttributes(objResampSlc2, imageResamp2)
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objResampSlc2.setAccessMode('write')
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objResampSlc2.createImage()
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else:
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objResampSlc2 = None
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imageResamp2 = None
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if "intamp" in output:
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2020-11-08 04:02:59 +00:00
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logger.info("Will output resampled interferogram and amplitude: %s" % sceneid)
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2019-01-16 19:40:08 +00:00
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resampAmp = resampName + '.amp'
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resampInt = resampName + '.int'
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objInt = isceobj.createIntImage()
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objInt.setFilename(resampInt)
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objInt.setWidth(intWidth)
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imageInt = isceobj.createIntImage()
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IU.copyAttributes(objInt, imageInt)
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objInt.setAccessMode('write')
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objInt.createImage()
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objAmp = isceobj.createAmpImage()
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objAmp.setFilename(resampAmp)
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objAmp.setWidth(intWidth)
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imageAmp = isceobj.createAmpImage()
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IU.copyAttributes(objAmp, imageAmp)
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objAmp.setAccessMode('write')
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objAmp.createImage()
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else:
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objInt = None
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imageInt = None
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objAmp = None
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imageAmp = None
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dopplerCoeff = dopplerCentroid.getDopplerCoefficients(inHz=False)
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objResamp = stdproc.createResamp()
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objResamp.setNumberLines(lines)
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objResamp.setNumberFitCoefficients(numFitCoeff)
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objResamp.setNumberAzimuthLooks(azLooks)
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objResamp.setNumberRangeLooks(rgLooks)
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objResamp.setSlantRangePixelSpacing(pixelSpacing)
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objResamp.setDopplerCentroidCoefficients(dopplerCoeff)
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objResamp.wireInputPort(name='offsets', object=offsetField)
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objResamp.wireInputPort(name='instrument', object=instrument)
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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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objResamp.stdWriter = stdWriter.set_file_tags("resamp",
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"log",
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"err",
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"out")
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objResamp.resamp(objSlc1, objSlc2, objInt, objAmp, objResampSlc2)
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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, objResamp,
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"runResamp.%s" % sceneid,
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logger,
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"runResamp.%s" % sceneid)
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for obj in [objInt, objAmp, objSlc1, objSlc2, objResampSlc2]:
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if obj is not None:
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obj.finalizeImage()
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return imageInt, imageAmp, imageResamp2
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