/usr/lib/python2.7/dist-packages/PyMca/SupaVisioMap.py is in pymca 4.7.1+dfsg-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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# Copyright (C) 2004-2012 European Synchrotron Radiation Facility
#
# This file is part of the PyMca X-ray Fluorescence Toolkit developed at
# the ESRF by the Software group.
#
# This toolkit is free software; you can redistribute it and/or modify it
# under the terms of the GNU General Public License as published by the Free
# Software Foundation; either version 2 of the License, or (at your option)
# any later version.
#
# PyMca is distributed in the hope that it will be useful, but WITHOUT ANY
# WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
# FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
# details.
#
# You should have received a copy of the GNU General Public License along with
# PyMca; if not, write to the Free Software Foundation, Inc.,
# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
#
# PyMca follows the dual licensing model of Riverbank's PyQt and cannot be
# used as a free plugin for a non-free program.
#
# Please contact the ESRF industrial unit (industry@esrf.fr) if this license
# is a problem for you.
#############################################################################*/
import sys
import os
import numpy
import struct
import time
from PyMca import DataObject
from PyMca import PyMcaIOHelper
DEBUG = 0
SOURCE_TYPE="EdfFileStack"
class SupaVisioMap(DataObject.DataObject):
def __init__(self, filename):
DataObject.DataObject.__init__(self)
fileSize = os.path.getsize(filename)
if sys.platform == 'win32':
fid = open(filename, 'rb')
else:
fid = open(filename, 'r')
data=fid.read()
fid.close()
self.sourceName = [filename]
e0 = time.time()
values = struct.unpack("%dH" % (len(data)/2), data)
data = numpy.array(values, numpy.uint16)
#print values
nrows = values[1]
ncols = values[2]
self.nSpectra = nrows * ncols
data.shape = [len(data)/3, 3]
self.nChannels = data[:,2].max() + 1
#fill the header
self.header =[]
self.nRows = nrows
#arrange as an EDF Stack
self.info = {}
self.__nFiles = (self.nSpectra)/self.nRows
self.__nImagesPerFile = 1
e0 = time.time()
self.data = PyMcaIOHelper.fillSupaVisio(data).astype(numpy.float);
shape = self.data.shape
for i in range(len(shape)):
key = 'Dim_%d' % (i+1,)
self.info[key] = shape[i]
self.info["SourceType"] = SOURCE_TYPE
self.info["SourceName"] = self.sourceName
self.info["Size"] = self.__nFiles * self.__nImagesPerFile
self.info["NumberOfFiles"] = self.__nFiles * 1
self.info["FileIndex"] = 0
self.info["McaCalib"] = [0.0, 1.0, 0.0]
self.info["Channel0"] = 0.0
if __name__ == "__main__":
filename = None
if len(sys.argv) > 1:
filename = sys.argv[1]
elif os.path.exists(".\PIGE\010826.pige"):
filename = ".\PIGE\010826.pige"
if filename is not None:
DEBUG = 1
w = SupaVisioMap(filename)
else:
print("Please supply input filename")
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