Allow mrd2dicom for datasets without an MRD header

kspaceKelvin · Nov 22, 2024 · 6b78e7c · 6b78e7c
1 parent b411954
commit 6b78e7c
Showing 1 changed file with 24 additions and 19 deletions.
diff --git a/mrd2dicom.py b/mrd2dicom.py
@@ -88,6 +88,8 @@ def main(args):
         xml_header = dset.read_xml_header()
         xml_header = xml_header.decode("utf-8")
         mrdHead = ismrmrd.xsd.CreateFromDocument(xml_header)
+    else:
+        mrdHead = ismrmrd.xsd.ismrmrdHeader()
 
     filesWritten = 0
     for group in groups:
@@ -156,25 +158,28 @@ def main(args):
                     print("Error setting header information from MRD header's measurementInformation section")
 
                 try:
-                    # print("---------- Old -------------------------")
-                    # print("mrdHead.acquisitionSystemInformation.systemVendor         : %s" % mrdHead.acquisitionSystemInformation.systemVendor          )
-                    # print("mrdHead.acquisitionSystemInformation.systemModel          : %s" % mrdHead.acquisitionSystemInformation.systemModel           )
-                    # print("mrdHead.acquisitionSystemInformation.systemFieldStrength_T: %s" % mrdHead.acquisitionSystemInformation.systemFieldStrength_T )
-                    # print("mrdHead.acquisitionSystemInformation.institutionName      : %s" % mrdHead.acquisitionSystemInformation.institutionName       )
-                    # print("mrdHead.acquisitionSystemInformation.stationName          : %s" % mrdHead.acquisitionSystemInformation.stationName           )
-
-                    if mrdHead.acquisitionSystemInformation.systemVendor          is not None: dicomDset.Manufacturer          = mrdHead.acquisitionSystemInformation.systemVendor         
-                    if mrdHead.acquisitionSystemInformation.systemModel           is not None: dicomDset.ManufacturerModelName = mrdHead.acquisitionSystemInformation.systemModel          
-                    if mrdHead.acquisitionSystemInformation.systemFieldStrength_T is not None: dicomDset.MagneticFieldStrength = mrdHead.acquisitionSystemInformation.systemFieldStrength_T
-                    if mrdHead.acquisitionSystemInformation.institutionName       is not None: dicomDset.InstitutionName       = mrdHead.acquisitionSystemInformation.institutionName      
-                    if mrdHead.acquisitionSystemInformation.stationName           is not None: dicomDset.StationName           = mrdHead.acquisitionSystemInformation.stationName
-
-                    # print("---------- New -------------------------")
-                    # print("mrdHead.acquisitionSystemInformation.systemVendor         : %s" % mrdHead.acquisitionSystemInformation.systemVendor          )
-                    # print("mrdHead.acquisitionSystemInformation.systemModel          : %s" % mrdHead.acquisitionSystemInformation.systemModel           )
-                    # print("mrdHead.acquisitionSystemInformation.systemFieldStrength_T: %s" % mrdHead.acquisitionSystemInformation.systemFieldStrength_T )
-                    # print("mrdHead.acquisitionSystemInformation.institutionName      : %s" % mrdHead.acquisitionSystemInformation.institutionName       )
-                    # print("mrdHead.acquisitionSystemInformation.stationName          : %s" % mrdHead.acquisitionSystemInformation.stationName           )
+                    if mrdHead.acquisitionSystemInformation is None:
+                        pass
+                    else:
+                        # print("---------- Old -------------------------")
+                        # print("mrdHead.acquisitionSystemInformation.systemVendor         : %s" % mrdHead.acquisitionSystemInformation.systemVendor          )
+                        # print("mrdHead.acquisitionSystemInformation.systemModel          : %s" % mrdHead.acquisitionSystemInformation.systemModel           )
+                        # print("mrdHead.acquisitionSystemInformation.systemFieldStrength_T: %s" % mrdHead.acquisitionSystemInformation.systemFieldStrength_T )
+                        # print("mrdHead.acquisitionSystemInformation.institutionName      : %s" % mrdHead.acquisitionSystemInformation.institutionName       )
+                        # print("mrdHead.acquisitionSystemInformation.stationName          : %s" % mrdHead.acquisitionSystemInformation.stationName           )
+
+                        if mrdHead.acquisitionSystemInformation.systemVendor          is not None: dicomDset.Manufacturer          = mrdHead.acquisitionSystemInformation.systemVendor         
+                        if mrdHead.acquisitionSystemInformation.systemModel           is not None: dicomDset.ManufacturerModelName = mrdHead.acquisitionSystemInformation.systemModel          
+                        if mrdHead.acquisitionSystemInformation.systemFieldStrength_T is not None: dicomDset.MagneticFieldStrength = mrdHead.acquisitionSystemInformation.systemFieldStrength_T
+                        if mrdHead.acquisitionSystemInformation.institutionName       is not None: dicomDset.InstitutionName       = mrdHead.acquisitionSystemInformation.institutionName      
+                        if mrdHead.acquisitionSystemInformation.stationName           is not None: dicomDset.StationName           = mrdHead.acquisitionSystemInformation.stationName
+
+                        # print("---------- New -------------------------")
+                        # print("mrdHead.acquisitionSystemInformation.systemVendor         : %s" % mrdHead.acquisitionSystemInformation.systemVendor          )
+                        # print("mrdHead.acquisitionSystemInformation.systemModel          : %s" % mrdHead.acquisitionSystemInformation.systemModel           )
+                        # print("mrdHead.acquisitionSystemInformation.systemFieldStrength_T: %s" % mrdHead.acquisitionSystemInformation.systemFieldStrength_T )
+                        # print("mrdHead.acquisitionSystemInformation.institutionName      : %s" % mrdHead.acquisitionSystemInformation.institutionName       )
+                        # print("mrdHead.acquisitionSystemInformation.stationName          : %s" % mrdHead.acquisitionSystemInformation.stationName           )
                 except:
                     print("Error setting header information from MRD header's acquisitionSystemInformation section")