Program: gdcm
Module: $RCSfile: gdcmJPEGFragmentsInfo.cxx,v $
Language: C++
- Date: $Date: 2004/10/10 16:44:00 $
- Version: $Revision: 1.1 $
+ Date: $Date: 2005/01/23 10:12:34 $
+ Version: $Revision: 1.8 $
Copyright (c) CREATIS (Centre de Recherche et d'Applications en Traitement de
l'Image). All rights reserved. See Doc/License.txt or
=========================================================================*/
#include "gdcmJPEGFragmentsInfo.h"
+#include <fstream>
-gdcmJPEGFragmentsInfo::~gdcmJPEGFragmentsInfo()
+namespace gdcm
+{
+
+/**
+ * \brief Default destructor
+ */
+JPEGFragmentsInfo::~JPEGFragmentsInfo()
{
for(JPEGFragmentsList::iterator it = Fragments.begin();
it != Fragments.end();
++it )
{
- delete (*it);
+ delete *it;
}
Fragments.clear();
}
+
+/**
+ * \brief Print self.
+ * @param os Stream to print to.
+ * @param indent Indentation string to be prepended during printing.
+ */
+void JPEGFragmentsInfo::Print( std::ostream &os, std::string const &indent )
+{
+ os << std::endl;
+ os << indent
+ << "----------------- JPEG fragments --------------------------------"
+ << std::endl << std::endl;
+ os << indent
+ << "Total number of fragments : " << Fragments.size()
+ << std::endl;
+ int fragmentNumber = 0;
+ for(JPEGFragmentsList::iterator it = Fragments.begin();
+ it != Fragments.end();
+ ++it)
+ {
+ os << indent
+ << " fragment number :" << fragmentNumber++;
+ (*it)->Print( os, indent + " ");
+ }
+ os << std::endl;
+}
+
+/**
+ * \brief Calculate sum of all fragments length and return total
+ * @return Total size of JPEG fragments length
+ */
+size_t JPEGFragmentsInfo::GetFragmentsLength()
+{
+ // Loop on the fragment[s] to get total length
+ size_t totalLength = 0;
+ JPEGFragmentsList::const_iterator it;
+ for( it = Fragments.begin();
+ it != Fragments.end();
+ ++it )
+ {
+ totalLength += (*it)->Length;
+ }
+ return totalLength;
+}
+
+/**
+ * \brief Read the all the JPEG Fragment into the input buffer
+ */
+void JPEGFragmentsInfo::ReadAllFragments(std::ifstream *fp, JOCTET *buffer )
+{
+ JOCTET *p = buffer;
+
+ // Loop on the fragment[s]
+ JPEGFragmentsList::const_iterator it;
+ for( it = Fragments.begin();
+ it != Fragments.end();
+ ++it )
+ {
+ fp->seekg( (*it)->Offset, std::ios::beg);
+ size_t len = (*it)->Length;
+ fp->read((char *)p,len);
+ p += len;
+ }
+
+}
+
+} // end namespace gdcm
+