X-Git-Url: https://git.creatis.insa-lyon.fr/pubgit/?a=blobdiff_plain;f=src%2FgdcmSeqEntry.cxx;h=fb0dfdfc2110af4526b38cd02d1ae2f2637a54ec;hb=d7531a8099267279c067b9115309cdc10f8eb46d;hp=615863efca6b641a4438396a97bb3b5d27d349a4;hpb=6b51b22366f878e1050c75a6ebb755bd2ff365c7;p=gdcm.git

diff --git a/src/gdcmSeqEntry.cxx b/src/gdcmSeqEntry.cxx
index 615863ef..fb0dfdfc 100644
--- a/src/gdcmSeqEntry.cxx
+++ b/src/gdcmSeqEntry.cxx
@@ -3,8 +3,8 @@
   Program:   gdcm
   Module:    $RCSfile: gdcmSeqEntry.cxx,v $
   Language:  C++
-  Date:      $Date: 2005/10/25 14:52:35 $
-  Version:   $Revision: 1.60 $
+  Date:      $Date: 2005/11/07 09:46:36 $
+  Version:   $Revision: 1.62 $
                                                                                 
   Copyright (c) CREATIS (Centre de Recherche et d'Applications en Traitement de
   l'Image). All rights reserved. See Doc/License.txt or
@@ -82,10 +82,11 @@ void SeqEntry::WriteContent(std::ofstream *fp, FileType filetype)
    uint16_t seq_term_gr = 0xfffe;
    uint16_t seq_term_el = 0xe0dd;
    uint32_t seq_term_lg = 0xffffffff;
-
-   //uint16_t item_term_gr = 0xfffe;
-   //uint16_t item_term_el = 0xe00d;
-   
+ 
+   // ignore 'Zero length' Sequences
+   if ( GetReadLength() == 0 )
+      return;
+       
    DocEntry::WriteContent(fp, filetype);
    for(ListSQItem::iterator cc  = Items.begin();
                             cc != Items.end();
@@ -101,6 +102,23 @@ void SeqEntry::WriteContent(std::ofstream *fp, FileType filetype)
    binary_write(*fp, seq_term_lg);
 }
 
+/**
+ * \brief   Compute the full length of the SeqEntry (not only value
+ *          length) depending on the VR.
+ */
+uint32_t SeqEntry::ComputeFullLength()
+{
+   uint32_t l = 12; // Tag (4) + VR (explicit) 4 + 4 (length);   
+   for(ListSQItem::iterator cc  = Items.begin();
+                            cc != Items.end();
+                          ++cc)
+   {        
+      l += (*cc)->ComputeFullLength();
+   }   
+   l += 8; // seq_term Tag (4) +  seq_term_lg (4)
+   return l;
+}
+
 /**
  * \brief   adds the passed ITEM to the ITEM chained List for this SeQuence.
  * @param sqItem SQItem to be pushed back in the SeqEntry