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#!/usr/bin/env python
# -*- coding: utf-8 -*-
#
# Generate bad pixel map for EIGER detector from a native HDF5 file
#
# Copyright © 2017 Deutsches Elektronen-Synchrotron DESY,
# a research centre of the Helmholtz Association.
#
# Author:
# 2017 Thomas White <taw@physics.org>
import numpy as np
import h5py
import sys
fh = h5py.File(sys.argv[1], 'r')
frame = fh['/entry/data/data_000001'][0]
fh.close()
if len(frame.shape) != 2:
print("Input frame is not 2D!")
sys.exit(1)
print("Size of mask: "+str(frame.shape[0])+" by "+str(frame.shape[1])+" pixels")
mask = np.zeros_like(frame)
mask[frame > 65535] = 1
fh = h5py.File('eiger_badmap.h5', 'w')
fh.create_dataset('/data/data', data=mask)
fh.close()
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