ISCE_INSAR/components/isceobj/IsceProc/runOffoutliers.py

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2019-01-16 19:40:08 +00:00
#~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
# Copyright 2013 California Institute of Technology. ALL RIGHTS RESERVED.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
# United States Government Sponsorship acknowledged. This software is subject to
# U.S. export control laws and regulations and has been classified as 'EAR99 NLR'
# (No [Export] License Required except when exporting to an embargoed country,
# end user, or in support of a prohibited end use). By downloading this software,
# the user agrees to comply with all applicable U.S. export laws and regulations.
# The user has the responsibility to obtain export licenses, or other export
# authority as may be required before exporting this software to any 'EAR99'
# embargoed foreign country or citizen of those countries.
#
# Authors: Kosal Khun, Marco Lavalle
#~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
# Comment: Adapted from InsarProc/runOffoutliers.py
import logging
import isceobj
logger = logging.getLogger('isce.isceProc.runOffoutliers')
def runOffoutliers(self, distance):
refPol = self._isce.refPol
stdWriter = self._stdWriter
for sceneid1, sceneid2 in self._isce.pairsToCoreg:
pair = (sceneid1, sceneid2)
rgOffsets = self._isce.refinedOffsetFields[pair]
catalog = isceobj.Catalog.createCatalog(self._isce.procDoc.name)
sid = self._isce.formatname(pair)
offsetField = run(rgOffsets, distance, stdWriter, catalog=catalog, sceneid=sid)
self._isce.procDoc.addAllFromCatalog(catalog)
self._isce.refinedOffsetFields[pair] = offsetField
def run(rgOffsets, distance, stdWriter, catalog=None, sceneid='NO_ID'):
#offoutliers returns a list of modified locations
#the list of lists is
#list[0] = location across
#list[1] = location across offset
#list[2] = location down
#list[3] = location down offset
#list[4] = snr
#list[5] = sig
logger.info("Culling offset field outliers: %s" % sceneid)
objOff = isceobj.createOffoutliers()
objOff.wireInputPort(name='offsets', object=rgOffsets)
objOff.setSNRThreshold(2.0)
objOff.setDistance(distance)
#set the tag used in the outfile. each message is precided by this tag
#is the writer is not of "file" type the call has no effect
stdWriter.setFileTag("offoutliers", "log")
stdWriter.setFileTag("offoutliers", "err")
stdWriter.setFileTag("offoutliers", "out")
objOff.stdWriter = stdWriter.set_file_tags("offoutliers",
"log",
"err",
"out")
objOff.offoutliers()
if catalog is not None:
# Record the inputs and outputs
isceobj.Catalog.recordInputsAndOutputs(catalog, objOff,
"runOffoutliers.%s" % sceneid,
logger,
"runOffoutliers.%s" % sceneid)
return objOff.getRefinedOffsetField()