diff Resources/GenerateTransferSyntaxes.py @ 3727:090022f1b5e1

auto-generation of primitives to handle transfer syntaxes
author Sebastien Jodogne <s.jodogne@gmail.com>
date Fri, 06 Mar 2020 17:10:03 +0100
parents
children ae31ba2b09a6
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/Resources/GenerateTransferSyntaxes.py	Fri Mar 06 17:10:03 2020 +0100
@@ -0,0 +1,107 @@
+#!/usr/bin/python
+
+# Orthanc - A Lightweight, RESTful DICOM Store
+# Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics
+# Department, University Hospital of Liege, Belgium
+# Copyright (C) 2017-2020 Osimis S.A., Belgium
+#
+# This program 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 3 of the
+# License, or (at your option) any later version.
+#
+# In addition, as a special exception, the copyright holders of this
+# program give permission to link the code of its release with the
+# OpenSSL project's "OpenSSL" library (or with modified versions of it
+# that use the same license as the "OpenSSL" library), and distribute
+# the linked executables. You must obey the GNU General Public License
+# in all respects for all of the code used other than "OpenSSL". If you
+# modify file(s) with this exception, you may extend this exception to
+# your version of the file(s), but you are not obligated to do so. If
+# you do not wish to do so, delete this exception statement from your
+# version. If you delete this exception statement from all source files
+# in the program, then also delete it here.
+# 
+# This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
+
+
+import json
+import os
+import re
+import sys
+
+BASE = os.path.abspath(os.path.join(os.path.dirname(__file__), '..'))
+
+
+
+## https://www.dicomlibrary.com/dicom/transfer-syntax/
+## https://cedocs.intersystems.com/latest/csp/docbook/DocBook.UI.Page.cls?KEY=EDICOM_transfer_syntax
+
+
+with open(os.path.join(BASE, 'Resources', 'DicomTransferSyntaxes.json'), 'r') as f:
+    SYNTAXES = json.loads(f.read())
+
+
+
+##
+## Generate the "DicomTransferSyntax" enumeration in "Enumerations.h"
+##
+
+path = os.path.join(BASE, 'Core', 'Enumerations.h')
+with open(path, 'r') as f:
+    a = f.read()
+
+s = ',\n'.join(map(lambda x: '    DicomTransferSyntax_%s    /*!< %s */' % (x['Value'], x['Name']), SYNTAXES))
+
+a = re.sub('(enum DicomTransferSyntax\s*{)[^}]*?(\s*};)', r'\1\n%s\2' % s, a, re.DOTALL)
+
+with open(path, 'w') as f:
+    f.write(a)
+
+
+    
+##
+## Generate the "GetTransferSyntaxUid()" function in
+## "Enumerations.cpp"
+##
+
+path = os.path.join(BASE, 'Core', 'Enumerations.cpp')
+with open(path, 'r') as f:
+    a = f.read()
+
+s = '\n\n'.join(map(lambda x: '      case DicomTransferSyntax_%s:\n        return "%s";' % (x['Value'], x['UID']), SYNTAXES))
+a = re.sub('(GetTransferSyntaxUid\(DicomTransferSyntax.*?\)\s*{\s*switch \([^)]*?\)\s*{)[^}]*?(\s*default:)',
+           r'\1\n%s\2' % s, a, re.DOTALL)
+
+with open(path, 'w') as f:
+    f.write(a)
+
+    
+##
+## Generate the "GetDcmtkTransferSyntax()" function in
+## "FromDcmtkBridge.cpp"
+##
+
+path = os.path.join(BASE, 'Core', 'DicomParsing', 'FromDcmtkBridge.cpp')
+with open(path, 'r') as f:
+    a = f.read()
+
+def Format(x):
+    t = '      case DicomTransferSyntax_%s:\n        target = %s;\n        return true;' % (x['Value'], x['DCMTK'])
+    if 'SinceDCMTK' in x:
+        return '#if DCMTK_VERSION_NUMBER >= %s\n%s\n#endif' % (x['SinceDCMTK'], t)
+    else:
+        return t
+    
+s = '\n\n'.join(map(Format, filter(lambda x: 'DCMTK' in x, SYNTAXES)))
+a = re.sub('(GetDcmtkTransferSyntax\(E_TransferSyntax.*?\s*DicomTransferSyntax.*?\)\s*{\s*switch \([^)]*?\)\s*{)[^}]*?(\s*default:)',
+           r'\1\n%s\2' % s, a, re.DOTALL)
+
+with open(path, 'w') as f:
+    f.write(a)