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############################################################################
#
# Program: GDCM (Grassroots DICOM). A DICOM library
#
# Copyright (c) 2006-2011 Mathieu Malaterre
# All rights reserved.
# See Copyright.txt or http://gdcm.sourceforge.net/Copyright.html for details.
#
# This software is distributed WITHOUT ANY WARRANTY; without even
# the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
# PURPOSE. See the above copyright notice for more information.
#
############################################################################
"""
Usage:
python DecompressImage.py gdcmData/012345.002.050.dcm decompress.dcm
"""
import gdcm
import sys
if __name__ == "__main__":
file1 = sys.argv[1]
file2 = sys.argv[2]
r = gdcm.ImageReader()
r.SetFileName( file1 )
if not r.Read():
sys.exit(1)
# check GetFragment API:
pd = r.GetFile().GetDataSet().GetDataElement(gdcm.Tag(0x7fe0, 0x0010))
frags = pd.GetSequenceOfFragments();
frags.GetFragment(0);
ir = r.GetImage()
w = gdcm.ImageWriter()
image = w.GetImage()
image.SetNumberOfDimensions( ir.GetNumberOfDimensions() );
dims = ir.GetDimensions();
print ir.GetDimension(0);
print ir.GetDimension(1);
print "Dims:",dims
# Just for fun:
dircos = ir.GetDirectionCosines()
t = gdcm.Orientation.GetType(tuple(dircos))
l = gdcm.Orientation.GetLabel(t)
print "Orientation label:",l
image.SetDimension(0, ir.GetDimension(0) );
image.SetDimension(1, ir.GetDimension(1) );
pixeltype = ir.GetPixelFormat();
image.SetPixelFormat( pixeltype );
pi = ir.GetPhotometricInterpretation();
image.SetPhotometricInterpretation( pi );
pixeldata = gdcm.DataElement( gdcm.Tag(0x7fe0,0x0010) )
str1 = ir.GetBuffer()
#print ir.GetBufferLength()
pixeldata.SetByteStringValue( str1 )
image.SetDataElement( pixeldata )
w.SetFileName( file2 )
w.SetFile( r.GetFile() )
w.SetImage( image )
if not w.Write():
sys.exit(1)
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