SAOCOM frame unpack

contrib/stack/stripmapStack/unpackFrame_SAOCOM.py

@@ -0,0 +1,59 @@
+#!/usr/bin/env python3
+
+import isce
+import shelve
+import argparse
+import glob
+import os
+from isceobj.Sensor import createSensor
+
+def cmdLineParse():
+    '''
+    Command line parser.
+    '''
+
+    parser = argparse.ArgumentParser(description='Unpack SAOCOM SLC data and store metadata in pickle file.')
+    parser.add_argument('-i', '--input', dest='inputdir', type=str, required=True, help='Input directory')
+    parser.add_argument('-o', '--output', dest='outputdir', type=str, required=True, help='Output directory')
+
+    return parser.parse_args()
+
+def unpack(fname, outputdir):
+    '''
+    Unpack SAOCOM data to binary SLC file.
+    '''
+
+    if not os.path.isdir(outputdir):
+        os.mkdir(outputdir)
+
+    date = os.path.basename(outputdir)
+
+    imgname = glob.glob(os.path.join(fname,'S1*/Data/slc*-vv'))[0]
+    xmlname = glob.glob(os.path.join(fname,'S1*/Data/slc*-vv.xml'))[0]
+    xemtname = glob.glob(os.path.join(fname,'S1*.xemt'))[0]
+
+    obj = createSensor('SAOCOM_SLC')
+    obj._imageFileName = imgname
+    obj.xmlFile = xmlname
+    obj.xemtFile = xemtname
+    obj.output = os.path.join(outputdir, date+'.slc')
+
+    obj.extractImage()
+    obj.frame.getImage().renderHdr()
+    obj.extractDoppler()
+
+    pickName = os.path.join(outputdir, 'data')
+    with shelve.open(pickName) as db:
+        db['frame'] = obj.frame
+
+if __name__ == '__main__':
+    '''
+    Main driver.
+    '''
+
+    inps = cmdLineParse()
+
+    if inps.inputdir.endswith('/'):
+        inps.inputdir = inps.outputdir[:-1]
+
+    unpack(inps.inputdir, inps.outputdir)