88 lines
3.2 KiB
Python
Executable File
88 lines
3.2 KiB
Python
Executable File
#~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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# Copyright 2010 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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# Author: Giangi Sacco
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#~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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from __future__ import print_function
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import isce
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import sys
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import math
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from iscesys.Component.Component import Component, Port
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import os
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class Geocodable(Component):
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def __init__(self):
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super(Geocodable, self).__init__()
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self._image = None
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self._method = ''
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self._interp_map = {
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'amp' : 'sinc',
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'cpx' : 'sinc',
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'cor' : 'nearest',
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'unw' : 'nearest',
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'rmg' : 'nearest'
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}
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#there should be no need for a setter since this is a creator class
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@property
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def image(self):
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return self._image
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@property
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def method(self):
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return self._method
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def create(self,filename):
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from iscesys.Parsers.FileParserFactory import createFileParser
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from isceobj import createImage
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parser = createFileParser('xml')
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prop, fac, misc = parser.parse(filename + '.xml')
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self._image = createImage()
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self._image.init(prop,fac,misc)
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self._image.accessMode = 'read'
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#try few ways. If the image type is not part of the map use sinc for complex and nearest for float
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if self._image.imageType in self._interp_map:
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self._method = self._interp_map[self._image.imageType]
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elif self.image.dataType == 'CFLOAT':
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self._method = 'sinc'
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else:#use nearest for all other cases including int type of images
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self._method = 'nearest'
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#allow to get image and method from the instance or as return value
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return self._image,self._method
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def main(argv):
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ge = Geocodable()
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ge.create(argv[0])
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if __name__ == '__main__':
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sys.exit(main(sys.argv[1:]))
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