#!/usr/bin/env python3 #~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ # Copyright 2019 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: Yang Lei # # Note: this is based on the MATLAB code, "auto-RIFT", written by Alex Gardner, # and has been translated to Python and further optimized. #~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ import isce from iscesys.Component.Component import Component import pdb import subprocess import re import string import sys WALLIS_FILTER_WIDTH = Component.Parameter('WallisFilterWidth', public_name='WALLIS_FILTER_WIDTH', default = 21, type = int, mandatory = False, doc = 'Width of the Wallis filter to be used for the pre-processing') CHIP_SIZE_MIN_X = Component.Parameter('ChipSizeMinX', public_name='CHIP_SIZE_MIN', default = 32, type = int, mandatory = False, doc = 'Minimum size (in X direction) of the reference data window to be used for correlation') CHIP_SIZE_MAX_X = Component.Parameter('ChipSizeMaxX', public_name='CHIP_SIZE_MAX', default = 64, type = int, mandatory = False, doc = 'Maximum size (in X direction) of the reference data window to be used for correlation') CHIP_SIZE_0X = Component.Parameter('ChipSize0X', public_name='CHIP_SIZE_0X', default = 32, type = int, mandatory = False, doc = 'Minimum acceptable size (in X direction) of the reference data window to be used for correlation') SCALE_CHIP_SIZE_Y = Component.Parameter('ScaleChipSizeY', public_name='SCALE_CHIP_SIZE_Y', default = 1, type = float, mandatory = False, doc = 'Scaling factor to get the Y-directed chip size in reference to the X-directed sizes') SEARCH_LIMIT_X = Component.Parameter('SearchLimitX', public_name='SEARCH_LIMIT_X', default = 25, type = int, mandatory = False, doc = 'Limit (in X direction) of the search data window to be used for correlation') SEARCH_LIMIT_Y = Component.Parameter('SearchLimitY', public_name='SEARCH_LIMIT_Y', default = 25, type = int, mandatory = False, doc = 'Limit (in Y direction) of the search data window to be used for correlation') SKIP_SAMPLE_X = Component.Parameter('SkipSampleX', public_name = 'SKIP_SAMPLE_X', default = 32, type = int, mandatory = False, doc = 'Number of samples to skip between windows in X (range) direction.') SKIP_SAMPLE_Y = Component.Parameter('SkipSampleY', public_name = 'SKIP_SAMPLE_Y', default = 32, type = int, mandatory=False, doc = 'Number of lines to skip between windows in Y ( "-" azimuth) direction.') FILL_FILT_WIDTH = Component.Parameter('fillFiltWidth', public_name = 'FILL_FILT_WIDTH', default = 3, type = int, mandatory=False, doc = 'light interpolation Fill Filter width') MIN_SEARCH = Component.Parameter('minSearch', public_name = 'MIN_SEARCH', default = 6, type = int, mandatory=False, doc = 'minimum search limit') SPARSE_SEARCH_SAMPLE_RATE = Component.Parameter('sparseSearchSampleRate', public_name = 'SPARSE_SEARCH_SAMPLE_RATE', default = 4, type = int, mandatory=False, doc = 'sparse search sample rate') FRAC_VALID = Component.Parameter('FracValid', public_name = 'FRAC_VALID', default = 8/25, type = float, mandatory=False, doc = 'Fraction of valid displacements') FRAC_SEARCH = Component.Parameter('FracSearch', public_name = 'FRAC_SEARCH', default = 0.25, type = float, mandatory=False, doc = 'Fraction of search') FILT_WIDTH = Component.Parameter('FiltWidth', public_name = 'FILT_WIDTH', default = 5, type = int, mandatory=False, doc = 'Disparity Filter width') ITER = Component.Parameter('Iter', public_name = 'ITER', default = 3, type = int, mandatory=False, doc = 'Number of iterations') MAD_SCALAR = Component.Parameter('MadScalar', public_name = 'MAD_SCALAR', default = 4, type = int, mandatory=False, doc = 'Mad Scalar') BUFF_DISTANCE_C = Component.Parameter('BuffDistanceC', public_name = 'BUFF_DISTANCE_C', default = 8, type = int, mandatory=False, doc = 'buffer coarse corr mask by this many pixels for use as fine search mask') COARSE_COR_CUTOFF = Component.Parameter('CoarseCorCutoff', public_name = 'COARSE_COR_CUTOFF', default = 0.01, type = float, mandatory=False, doc = 'coarse correlation search cutoff') OVER_SAMPLE_RATIO = Component.Parameter('OverSampleRatio', public_name = 'OVER_SAMPLE_RATIO', default = 16, type = int, mandatory=False, doc = 'factor for pyramid up sampling for sub-pixel level offset refinement') DATA_TYPE = Component.Parameter('DataType', public_name = 'DATA_TYPE', default = 0, type = int, mandatory=False, doc = 'Input data type: 0 -> uint8, 1 -> float32') MULTI_THREAD = Component.Parameter('MultiThread', public_name = 'MULTI_THREAD', default = 0, type = int, mandatory=False, doc = 'Number of Threads; default specified by 0 uses single core and surpasses the multithreading routine') try: # Try Autorift within ISCE first from .autoRIFT import autoRIFT except ImportError: # Try global Autorift from autoRIFT import autoRIFT except: raise Exception('Autorift does not appear to be installed.') class autoRIFT_ISCE(autoRIFT, Component): ''' Class for mapping regular geographic grid on radar imagery. ''' parameter_list = (WALLIS_FILTER_WIDTH, CHIP_SIZE_MIN_X, CHIP_SIZE_MAX_X, CHIP_SIZE_0X, SCALE_CHIP_SIZE_Y, SEARCH_LIMIT_X, SEARCH_LIMIT_Y, SKIP_SAMPLE_X, SKIP_SAMPLE_Y, FILL_FILT_WIDTH, MIN_SEARCH, SPARSE_SEARCH_SAMPLE_RATE, FRAC_VALID, FRAC_SEARCH, FILT_WIDTH, ITER, MAD_SCALAR, BUFF_DISTANCE_C, COARSE_COR_CUTOFF, OVER_SAMPLE_RATIO, DATA_TYPE, MULTI_THREAD) def __init__(self): super(autoRIFT_ISCE, self).__init__()