ISCE_INSAR/components/isceobj/Unwrap/grass.py

92 lines
3.2 KiB
Python

#~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
# 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.
#
# Author: Piyush Agram
#~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
import sys
import isceobj
from iscesys.Component.Component import Component
from mroipac.grass.grass import Grass
class grass(Component):
'''Specific Connector from an insarApp object to a Grass object.'''
def __init__(self, obj):
basename = obj.insar.topophaseFlatFilename
self.wrapName = basename
self.unwrapName = basename.replace('.flat', '.unw')
###To deal with missing filt_*.cor
if basename.startswith('filt_'):
self.corName = basename.replace('.flat', '.cor')[5:]
else:
self.corName = basename.replace('.flat', '.cor')
self.width = obj.insar.resampIntImage.width
# print("Wrap: ", self.wrapName)
# print("Unwrap: ", self.unwrapName)
# print("Coh: ", self.corName)
# print("Width: ", self.width)
def unwrap(self):
with isceobj.contextIntImage(
filename=self.wrapName,
width=self.width,
accessMode='read') as intImage:
with isceobj.contextOffsetImage(
filename=self.corName,
width = self.width,
accessMode='read') as cohImage:
with isceobj.contextIntImage(
filename=self.unwrapName,
width = self.width,
accessMode='write') as unwImage:
grs=Grass()
grs.wireInputPort(name='interferogram',
object=intImage)
grs.wireInputPort(name='correlation',
object=cohImage)
grs.wireOutputPort(name='unwrapped interferogram',
object=unwImage)
grs.unwrap()
unwImage.renderHdr()
pass
pass
pass
return None