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#! /usr/bin/env python
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#################################################################
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### This program is part of PyINT v2.1 ###
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### Copy Right (c): 2017-2019, Yunmeng Cao ###
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### Author: Yunmeng Cao ###
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### Contact : ymcmrs@gmail.com ###
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#################################################################
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import numpy as np
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import os
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import sys
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import argparse
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from pyint import _utils as ut
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def cmdLineParse():
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parser = argparse.ArgumentParser(description='Generate radar-coordinates based DEM.',\
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formatter_class=argparse.RawTextHelpFormatter,\
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epilog=INTRODUCTION+'\n'+EXAMPLE)
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parser.add_argument('projectName', help='Name of project.')
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inps = parser.parse_args()
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return inps
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INTRODUCTION = '''
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-------------------------------------------------------------------
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Generate radar-coordinates based DEM.
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[Geo-coordinates DEM can be downloaded automatically if not provided.]
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'''
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EXAMPLE = """Usage:
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generate_rdc_dem.py projectName
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-------------------------------------------------------------------
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"""
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def main(argv):
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inps = cmdLineParse()
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projectName = inps.projectName
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scratchDir = os.getenv('SCRATCHDIR')
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templateDir = os.getenv('TEMPLATEDIR')
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templateFile = templateDir + "/" + projectName + ".template"
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templateDict=ut.update_template(templateFile)
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Mdate = templateDict['masterDate']
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DEMDir = os.getenv('DEMDIR')
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processDir = scratchDir + '/' + projectName + "/ifgrams"
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slcDir = scratchDir + '/' + projectName + "/SLC"
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rlks = templateDict['range_looks']
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azlks = templateDict['azimuth_looks']
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if not os.path.isdir(processDir):
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call_str = 'mkdir ' + processDir
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os.system(call_str)
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simDir = scratchDir + '/' + projectName + "/DEM"
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if not os.path.isdir(simDir):
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call_str='mkdir ' + simDir
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workDir = simDir
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if 'DEM' in templateDict:
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dem = templateDict['DEM']
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if not os.path.isfile(dem):
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dem = DEMDir + '/' + projectName + '/' + projectName + '.dem'
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call_str = 'echo DEM= ' + dem + ' >> ' + templateFile
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os.system(call_str)
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templateDict['DEM'] = dem
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else:
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dem = DEMDir + '/' + projectName + '/' + projectName + '.dem'
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call_str = 'echo DEM = ' + dem + ' >> ' + templateFile
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os.system(call_str)
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demPar = dem + ".par"
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if not os.path.isfile(dem):
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call_str = 'makedem_pyint.py ' + projectName
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os.system(call_str)
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# Parameter setting for simPhase
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latovrSimphase = templateDict['dem_lat_ovr']
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lonovrSimphase = templateDict['dem_lon_ovr']
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rposSimphase = templateDict['Simphase_rpos']
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azposSimphase = templateDict['Simphase_azpos']
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rwinSimphase = templateDict['Simphase_rwin']
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azwinSimphase = templateDict['Simphase_azwin']
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#rwinSimphase = '128'
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#azwinSimphase = '128'
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threshSimphase = templateDict['Simphase_thresh']
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# Definition of file
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MslcDir = slcDir + '/' + Mdate
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MslcImg = MslcDir + '/' + Mdate + '.slc'
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MslcPar = MslcDir + '/' + Mdate + '.slc.par'
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OFFSTD = workDir + '/' + Mdate + '_dem.off_std'
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BLANK = workDir + '/' + Mdate + '.blk'
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MamprlksImg = workDir + '/' + Mdate + '_' + rlks + 'rlks.amp'
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MamprlksPar = workDir + '/' + Mdate + '_' + rlks + 'rlks.amp.par'
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UTMDEMpar = simDir + '/'+ Mdate + '_'+ rlks + 'rlks.utm.dem.par'
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UTMDEM = simDir + '/' + Mdate + '_'+ rlks + 'rlks.utm.dem'
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UTM2RDC = simDir + '/' + Mdate + '_'+ rlks + 'rlks.utm_to_rdc0'
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SIMSARUTM = simDir + '/' + Mdate + '_'+ rlks + 'rlks.sim_sar_utm'
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PIX = simDir + '/' + Mdate + '_'+ rlks + 'rlks.pix'
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LSMAP = simDir + '/' + Mdate + '_'+ rlks + 'rlks.ls_map'
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SIMSARRDC = simDir + '/' + Mdate + '_'+ rlks + 'rlks.sim_sar_rdc'
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SIMDIFFpar = simDir + '/' + Mdate + '_'+ rlks + 'rlks.diff_par'
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SIMOFFS = simDir + '/' + Mdate + '_'+ rlks + 'rlks.offs'
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SIMSNR = simDir + '/' + Mdate + '_'+ rlks + 'rlks.snr'
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SIMOFFSET = simDir + '/' + Mdate + '_'+ rlks + 'rlks.offset'
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SIMCOFF = simDir + '/' + Mdate + '_'+ rlks + 'rlks.coff'
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SIMCOFFSETS = simDir + '/' + Mdate + '_'+ rlks + 'rlks.coffsets'
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UTMTORDC = simDir + '/' + Mdate + '_'+ rlks + 'rlks.UTM_TO_RDC'
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HGTSIM = simDir + '/' + Mdate + '_'+ rlks + 'rlks.rdc.dem'
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if not (os.path.isdir(simDir)):
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os.makedirs(simDir)
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ut.createBlankFile(BLANK)
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### remove DEM look up table if it existed for considering gamma overlapping
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if os.path.isfile(UTMDEM):
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os.remove(UTMDEM)
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if os.path.isfile(UTMDEMpar):
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os.remove(UTMDEMpar)
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if os.path.isfile(UTM2RDC):
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os.remove(UTM2RDC)
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nWidthUTMDEM0 = ut.read_gamma_par(demPar, 'read', 'width')
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DateFormat = ut.read_gamma_par(demPar, 'read', 'data_format:')
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if DateFormat == 'INTEGER*2':
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DF_type = '4'
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else:
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DF_type = '2'
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tmp_dem = dem + '_tmp'
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if not os.path.isfile(tmp_dem):
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call_str = 'replace_values ' + dem + ' -32767 0 ' + tmp_dem + ' ' + nWidthUTMDEM0 + ' 2 ' + DF_type
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os.system(call_str)
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call_str = 'cp ' + tmp_dem + ' ' + dem
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os.system(call_str)
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call_str = "multi_look " + MslcImg + " " + MslcPar + " " + MamprlksImg + " " + MamprlksPar + " " + rlks + " " + azlks
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os.system(call_str)
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call_str = 'gc_map1 ' + MamprlksPar + ' ' + '-' + ' ' + demPar + ' ' + dem + ' ' + UTMDEMpar + ' ' + UTMDEM + ' ' + UTM2RDC + ' ' + latovrSimphase + ' ' + lonovrSimphase + ' ' + SIMSARUTM + ' - - - - ' + PIX + ' ' + LSMAP + ' - 3 128'
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#call_str = 'gc_map2 ' + MamprlksPar + ' ' + demPar + ' ' + dem + ' ' + UTMDEMpar + ' ' + UTMDEM + ' ' + UTM2RDC + ' ' + latovrSimphase + ' ' + lonovrSimphase + ' ' + ' ' + LSMAP + ' - - - - ' + SIMSARUTM + ' - - - ' + PIX
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os.system(call_str)
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nWidthUTMDEM = ut.read_gamma_par(UTMDEMpar, 'read', 'width')
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nLinePWR1 = ut.read_gamma_par(MamprlksPar, 'read', 'azimuth_lines')
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nWidth = ut.read_gamma_par(MamprlksPar, 'read', 'range_samples')
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call_str = 'geocode ' + UTM2RDC + ' ' + SIMSARUTM + ' ' + nWidthUTMDEM + ' ' + SIMSARRDC + ' ' + nWidth + ' ' + nLinePWR1 + ' 0 0'
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os.system(call_str)
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call_str = 'create_diff_par ' + MamprlksPar + ' ' + MamprlksPar + ' ' + SIMDIFFpar + ' 1 < ' + BLANK
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os.system(call_str)
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call_str = 'init_offsetm ' + SIMSARRDC + ' ' + MamprlksImg + ' ' + SIMDIFFpar + ' 2 2 ' + rposSimphase + ' ' + azposSimphase #+ ' - - - 512'
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os.system(call_str)
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call_str = 'offset_pwrm ' + SIMSARRDC + ' ' + MamprlksImg + ' ' + SIMDIFFpar + ' ' + SIMOFFS + ' ' + SIMSNR + ' ' + rwinSimphase + ' ' + azwinSimphase + ' ' + SIMOFFSET #+ ' - 128 128 ' + threshSimphase
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os.system(call_str)
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call_str = 'offset_fitm ' + SIMOFFS + ' ' + SIMSNR + ' ' + SIMDIFFpar + ' ' + SIMCOFF + ' ' + SIMCOFFSETS + ' - > ' + OFFSTD
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os.system(call_str)
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call_str = 'gc_map_fine ' + UTM2RDC + ' ' + nWidthUTMDEM + ' ' + SIMDIFFpar + ' ' + UTMTORDC + ' 1'
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#print(call_str)
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os.system(call_str)
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call_str = 'geocode ' + UTMTORDC + ' ' + UTMDEM + ' ' + nWidthUTMDEM + ' ' + HGTSIM + ' ' + nWidth + ' ' + nLinePWR1 + ' 0 0 - - 1 1 1'
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os.system(call_str)
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required_outputs = [UTMDEMpar, UTMDEM, UTMTORDC, HGTSIM]
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missing = [path for path in required_outputs if not os.path.isfile(path)]
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if missing:
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raise RuntimeError('generate_rdc_dem is missing required outputs: ' + ', '.join(missing))
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print("Create DEM in Radar Coordinates is done!")
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sys.exit(0)
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if __name__ == '__main__':
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main(sys.argv[:])
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