44 lines
1.1 KiB
Python
44 lines
1.1 KiB
Python
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#!/usr/bin/env python3
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import numpy as np
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import isce
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import pickle
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import argparse
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import datetime
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def cmdLineParse():
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parser =argparse.ArgumentParser(description='Fix SLC pickle file.')
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parser.add_argument('-i', dest='infile', type=str, required=True,
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help='Pickle file to fix')
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parser.add_argument('-a', dest='azoffset', type=float, required=True,
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help='Azimuth offset in pixels')
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parser.add_argument('-r', dest='rgoffset', type=float, required=True,
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help='Range offset in pixels')
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return parser.parse_args()
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if __name__ == '__main__':
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inps = cmdLineParse()
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with open(inps.infile, 'rb') as f:
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data = pickle.load(f)
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prf = data.getInstrument().getPulseRepetitionFrequency()
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deltat = datetime.timedelta(seconds = inps.azoffset/prf)
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data.sensingStart += deltat
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data.sensingStop += deltat
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data.sensingMid += deltat
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dr = data.getInstrument().getRangePixelSize()
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print(prf, dr)
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data.startingRange += inps.rgoffset * dr
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with open(inps.infile, 'wb') as f:
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pickle.dump(data,f)
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