Apply current workspace changes

2026-04-22 01:52:21 +08:00
parent cf34b9a8ed
commit cb518b431f
449 changed files with 92252 additions and 321 deletions
@@ -0,0 +1,128 @@
+#! /usr/bin/env python
+#'''
+###################################################################################
+#                                                                                 #
+#            Author:   Yun-Meng Cao                                               #
+#            Email :   ymcmrs@gmail.com                                           #
+#            Date  :   March, 2017                                                #
+#                                                                                 #
+#         Transform lat and lon to SAR coordinates based on SLCPar and DEM        #
+#                                                                                 #
+###################################################################################
+#'''
+
+import numpy as np
+import os
+import sys  
+import subprocess
+import getopt
+import time
+import glob
+
+def UseGamma(inFile, task, keyword):
+    if task == "read":
+        f = open(inFile, "r")
+        while 1:
+            line = f.readline()
+            if not line: break
+            if line.count(keyword) == 1:
+                strtemp = line.split(":")
+                value = strtemp[1].strip()
+                return value
+        print("Keyword " + keyword + " doesn't exist in " + inFile)
+        f.close()
+        
+
+def usage():
+    print('''
+******************************************************************************************************
+ 
+              Transform lat and lon to SAR coordinates based on SLCPar and DEM
+
+   usage:
+   
+            UTM2SARPIX.py latitude longitude SLCPar DEM 
+      
+      e.g.  UTM2SARPIX.py 31.1 -108.2 /Yunmeng/2010.slc.par /Yunmeng/2010.dem
+
+*******************************************************************************************************
+    ''')   
+    
+    
+def main(argv):
+    
+    if len(sys.argv)==5:
+        LAT = sys.argv[1]
+        LON = sys.argv[2]
+        PAR = sys.argv[3]
+        DEM = sys.argv[4]
+    else:
+        usage();sys.exit(1)
+         
+    DEMpar = DEM + '.par'  
+    
+    DateFormat = UseGamma(DEMpar, 'read', 'data_format:')
+
+    nWidth = UseGamma(DEMpar, 'read', 'width:')
+    nLength = UseGamma(DEMpar, 'read', 'nlines:')
+
+    Corner_LAT = UseGamma(DEMpar, 'read', 'corner_lat:') 
+    Corner_LON = UseGamma(DEMpar, 'read', 'corner_lon:')
+
+    Corner_LAT =Corner_LAT.split(' ')[0]
+    Corner_LON =Corner_LON.split(' ')[0]
+
+    post_Lat = UseGamma(DEMpar, 'read', 'post_lat:')
+    post_Lon = UseGamma(DEMpar, 'read', 'post_lon:')
+
+    post_Lat =post_Lat.split(' ')[0]
+    post_Lon =post_Lon.split(' ')[0]
+
+    if DateFormat =='INTEGER*2':
+        STR = '>i2'
+    else:
+        STR = '>f4'
+
+    TXT = 'SARCOORD'
+    
+    DEMdate = np.fromfile(DEM,STR,int(nLength)*int(nWidth)).reshape(int(nLength),int(nWidth))  
+
+    LAT = float(LAT); LON =float(LON)
+    nWidth=int(nWidth);nLength=int(nLength)
+    Corner_LAT = float(Corner_LAT); Corner_LON=float(Corner_LON)
+    post_Lat = float(post_Lat); post_Lon=float(post_Lon)
+
+    XX = int (( LAT - Corner_LAT ) / post_Lat)  # latitude   width   range
+    YY = int (( LON - Corner_LON ) / post_Lon)  # longitude   nline  azimuth
+
+
+    ELEV = DEMdate[XX][YY]
+
+    call_str = 'coord_to_sarpix ' + PAR + ' - - ' + str(LAT) + ' ' + str(LON) + ' ' + str(ELEV) + ' >' +TXT
+    os.system(call_str)
+
+    call_str = 'cat ' + TXT
+    os.system(call_str)
+    
+    
+if __name__ == '__main__':
+    main(sys.argv[:])
+
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