Files

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Python

#! /usr/bin/env python
#'''
###################################################################################
# #
# Author: Yun-Meng Cao #
# Email : ymcmrs@gmail.com #
# Date : Mar, 2017 #
# #
# Select Interferometry-Pairs from time series SAR images #
# #
###################################################################################
#'''
import numpy as np
import os
import sys
import subprocess
import getopt
import time
import glob
def check_variable_name(path):
s=path.split("/")[0]
if len(s)>0 and s[0]=="$":
p0=os.getenv(s[1:])
path=path.replace(path.split("/")[0],p0)
return path
def read_template(File, delimiter='='):
'''Reads the template file into a python dictionary structure.
Input : string, full path to the template file
Output: dictionary, pysar template content
Example:
tmpl = read_template(KyushuT424F610_640AlosA.template)
tmpl = read_template(R1_54014_ST5_L0_F898.000.pi, ':')
'''
template_dict = {}
for line in open(File):
line = line.strip()
c = [i.strip() for i in line.split(delimiter, 1)] #split on the 1st occurrence of delimiter
if len(c) < 2 or line.startswith('%') or line.startswith('#'):
next #ignore commented lines or those without variables
else:
atrName = c[0]
atrValue = str.replace(c[1],'\n','').split("#")[0].strip()
atrValue = check_variable_name(atrValue)
template_dict[atrName] = atrValue
return template_dict
def is_number(s):
try:
int(s)
return True
except ValueError:
return False
def add_zero(s):
if len(s)==1:
s="000"+s
elif len(s)==2:
s="00"+s
elif len(s)==3:
s="0"+s
return s
def usage():
print('''
******************************************************************************************************
Select interferometry pairs from time series SAR images
usage:
SelectPairs_Gamma.py ProjectName
e.g. SelectPairs_Gamma.py PacayaT163TsxHhA
*******************************************************************************************************
''')
def main(argv):
if len(sys.argv)==2:
if argv[0] in ['-h','--help']: usage(); sys.exit(1)
else: projectName=sys.argv[1]
else:
usage();sys.exit(1)
scratchDir = os.getenv('SCRATCHDIR')
templateDir = os.getenv('TEMPLATEDIR')
templateFile = templateDir + "/" + projectName + ".template"
templateContents=read_template(templateFile)
processDir = scratchDir + '/' + projectName + "/PROCESS"
slcDir = scratchDir + '/' + projectName + "/SLC"
if not os.path.isdir(processDir):
call_str = 'mkdir ' + processDir
os.system(call_str)
if 'JOB' in templateContents: JOB = templateContents['JOB']
else: JOB = 'IFG'
INF=JOB
if INF=='IFG':
Suffix=['']
print("Time series interferograms will be processed!")
elif INF=='MAI':
Suffix=['.F','.B']
print("Time series multi-aperture interferograms will be processed!")
elif INF=='RSI':
Suffix=['.HF','.LF']
print("Time series range split-spectrum interferograms will be processed!")
else:
print("The folder name %s cannot be identified !" % igramDir)
usage();sys.exit(1)
# define files
SLC_Tab = processDir + "/SLC_Tab"
TS_Berp = processDir + "/TS_Berp"
TS_Itab = processDir + "/TS_Itab"
itab_type = '1'
pltflg = '0'
if 'Max_Spacial_Baseline' in templateContents: MaxSB=templateContents['Max_Spacial_Baseline']
else:
print("Max_Spacial_Baseline is not found in template!! ")
print("500m is chosen as the threshold for spatial baseline!")
MaxSB = '500'
if 'Max_Temporal_Baseline' in templateContents: MaxTB=templateContents['Max_Temporal_Baseline']
else:
print("Max_Temporal_Baseline is not found in template!! ")
print("500 days is chosen as the threshold for temporal baseline!")
MaxTB = '500'
# extract available SAR images slc and slc_par
ListSLC = os.listdir(slcDir)
Datelist = []
SLCfile = []
SLCParfile = []
print("All of the available SAR acquisition datelist is :")
for kk in range(len(ListSLC)):
if ( is_number(ListSLC[kk]) and len(ListSLC[kk])==6 ): # if SAR date number is 8, 6 should change to 8.
DD=ListSLC[kk]
Year=int(DD[0:2])
Month = int(DD[2:4])
Day = int(DD[4:6])
if ( 0 < Year < 20 and 0 < Month < 13 and 0 < Day < 32 ):
Datelist.append(ListSLC[kk])
print(ListSLC[kk])
DateDir = slcDir+'/'+ListSLC[kk]
SLC0 = glob.glob(DateDir+'/*slc')[0]
SLCPar0 = glob.glob(DateDir+'/*slc.par')[0]
str_slc = slcDir + "/" + ListSLC[kk] +"/" + ListSLC[kk] + ".slc"
str_slc_par = slcDir + "/" + ListSLC[kk] +"/" + ListSLC[kk] + ".slc.par"
call_str = 'mv ' + SLC0 + ' ' + str_slc
os.system(call_str)
call_str = 'mv ' + SLCPar0 + ' ' + str_slc_par
os.system(call_str)
SLCfile.append(str_slc)
SLCParfile.append(str_slc_par)
print("Change name of SLC file is done! ")
sys.exit(1)
if __name__ == '__main__':
main(sys.argv[:])