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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.
#
############################################################################
import gdcm
import os,sys,re
"""
You need to have dcmdump/dcmdrle/dcmdjpeg in your PATH
"""
def TestDCMTKMD5( filename, verbose = False ):
blacklist = [
# Get rid of DICOMDIR if any:
'DICOMDIR',
'DICOMDIR_MR_B_VA12A',
'DICOMDIR-Philips-EasyVision-4200-Entries',
'dicomdir_Acusson_WithPrivate_WithSR',
'dicomdir_Pms_With_heavy_embedded_sequence',
'dicomdir_Pms_WithVisit_WithPrivate_WithStudyComponents',
'dicomdir_With_embedded_icons',
# Unsupported file:
'MR_Spectroscopy_SIEMENS_OF.dcm',
'gdcm-CR-DCMTK-16-NonSamplePerPix.dcm', # this is not an image
'ELSCINT1_PMSCT_RLE1.dcm',
'SignedShortLosslessBug.dcm',
'JPEGDefinedLengthSequenceOfFragments.dcm', # dcmtk 3.6.0 gives garbage
'GE_DLX-8-MONO2-PrivateSyntax.dcm',
'PrivateGEImplicitVRBigEndianTransferSyntax16Bits.dcm',
#'DermaColorLossLess.dcm', # technically I could support this one...
#'LEADTOOLS_FLOWERS-24-RGB-JpegLossy.dcm', # idem
'ALOKA_SSD-8-MONO2-RLE-SQ.dcm'] # this one is not supported by dcmtk 3.5.4
for f in blacklist:
if f in filename:
print("%s is on the black list, giving up"%filename)
return 0
#print filename
#
#dcmdump_exec = "dcmdump -dc -E +P 2,10 -s " + filename + " 2> /dev/null"
# I had to remove the -dc for the following file:
# GE_GENESIS-16-MONO2-Uncompressed-UnusualVR.dcm there is trailing space instead of \0
dcmdump_exec = "dcmdump -E +P 2,10 -s " + filename + " 2> /dev/null"
#print dcmdump_exec
f = os.popen(dcmdump_exec)
ret = f.read()
#assert ret == 0
#print ret
jpegre = re.compile('^.*JPEGLossless.*$')
jpegre2 = re.compile('^.*JPEGExtended.*$')
jpegre3 = re.compile('^.*JPEGBaseline.*$')
j2kre = re.compile('^.*JPEG2000.*$')
jplsre = re.compile('^.*JPEGLS.*$')
rlere = re.compile('^.*RLELossless.*$')
lexre = re.compile('^.*LittleEndianExplicit.*$')
leire = re.compile('^.*LittleEndianImplicit.*$')
beire = re.compile('^.*BigEndianExplicit.*$')
testing = gdcm.Testing()
outputdir = testing.GetTempDirectory( "TestDCMTKMD5" )
gdcm.System.MakeDirectory( outputdir )
outputfilename = testing.GetTempFilename( filename, "TestDCMTKMD5" )
executable_output_path = gdcm.GDCM_EXECUTABLE_OUTPUT_PATH
gdcmraw = executable_output_path + '/gdcmraw -P'
if not ret:
#print "empty, problem with:", filename
return 0
elif type(ret) != type(''):
print("problem of type with:", filename)
return 0
#print ret
#print ret.__class__
elif( jpegre.match( ret ) or jpegre2.match(ret) or jpegre3.match(ret) ):
#print "jpeg: ",filename
# +cn : conv-never
# +px : color by pixel
dcmdjpeg_exec = "dcmdjpeg +cn +px " + filename + " " + outputfilename
ret = os.system( dcmdjpeg_exec )
if ret:
print("dcmdjpeg failed to decompress file. giving up")
return 0
gdcmraw_args = ' -i ' + outputfilename + ' -o ' + outputfilename + ".raw"
gdcmraw += gdcmraw_args
#print gdcmraw
ret = os.system( gdcmraw )
md5 = gdcm.Testing.ComputeFileMD5( outputfilename + ".raw" )
ref = gdcm.Testing.GetMD5FromFile(filename)
#print md5
retval = 0
if ref != md5:
print("md5 are different: %s should be: %s for file %s"%(md5,ref,filename))
retval = 1
#print outputfilename
return retval
elif( jplsre.match( ret ) ):
#print "jpegls: ",filename
dcmdjpls_exec = "dcmdjpls " + filename + " " + outputfilename
ret = os.system( dcmdjpls_exec )
if ret:
print("failed with: ", dcmdjpls_exec)
return 1
gdcmraw_args = ' -i ' + outputfilename + ' -o ' + outputfilename + ".raw"
gdcmraw += gdcmraw_args
#print gdcmraw
ret = os.system( gdcmraw )
md5 = gdcm.Testing.ComputeFileMD5( outputfilename + ".raw" )
ref = gdcm.Testing.GetMD5FromFile(filename)
#print md5
retval = 0
if ref != md5:
print("md5 are different: %s should be: %s for file %s"%(md5,ref,filename))
retval = 1
#print outputfilename
return retval
elif( rlere.match( ret ) ):
#print "rle: ",filename
dcmdrle_exec = "dcmdrle " + filename + " " + outputfilename
ret = os.system( dcmdrle_exec )
if ret:
print("failed with: ", dcmdrle_exec)
return 1
gdcmraw_args = ' -i ' + outputfilename + ' -o ' + outputfilename + ".raw"
gdcmraw += gdcmraw_args
#print gdcmraw
ret = os.system( gdcmraw )
md5 = gdcm.Testing.ComputeFileMD5( outputfilename + ".raw" )
ref = gdcm.Testing.GetMD5FromFile(filename)
#print md5
retval = 0
if ref != md5:
print("md5 are different: %s should be: %s for file %s"%(md5,ref,filename))
retval = 1
#print outputfilename
return retval
elif( j2kre.match( ret ) ):
return 0
elif( lexre.match( ret ) or leire.match(ret) or beire.match(ret) ):
#print "rle: ",filename
#dcmdrle_exec = "dcmdrle " + filename + " " + outputfilename
#ret = os.system( dcmdrle_exec )
gdcmraw_args = ' -i ' + filename + ' -o ' + outputfilename + ".raw"
gdcmraw += gdcmraw_args
#print gdcmraw
ret = os.system( gdcmraw )
if ret:
print("failed with: ", gdcmraw)
return 1
md5 = gdcm.Testing.ComputeFileMD5( outputfilename + ".raw" )
ref = gdcm.Testing.GetMD5FromFile(filename)
#print md5
retval = 0
if ref != md5:
print("md5 are different: %s should be: %s for file %s"%(md5,ref,filename))
retval = 1
#print outputfilename
return retval
#else
print("Unhandled:",filename,"with ret=",ret)
return 1
if __name__ == "__main__":
success = 0
try:
filename = os.sys.argv[1]
success += TestDCMTKMD5( filename, True )
except:
# loop over all files:
t = gdcm.Testing()
gdcm.Trace.WarningOff()
gdcm.Trace.DebugOff()
nfiles = t.GetNumberOfFileNames()
for i in range(0,nfiles):
filename = t.GetFileName(i)
success += TestDCMTKMD5( filename )
# Test succeed ?
sys.exit(success)
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