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/*
Aeskulap ImagePool - DICOM abstraction library
Copyright (C) 2005 Alexander Pipelka
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This library 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with this library; if not, write to the Free
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
Alexander Pipelka
*/
#include <gtkmm.h>
#include "dcmtk/dcmdata/dcfilefo.h"
#include "dcmtk/dcmdata/dcdeftag.h"
#include "imagepool.h"
#include "fileloader.h"
namespace ImagePool {
bool FileLoader::load(const std::list< Glib::ustring >& filelist) {
if(busy() || filelist.size() == 0) {
return false;
}
m_filelist = new std::list< Glib::ustring >(filelist);
m_cache.clear();
prescan_files(m_filelist);
if(m_cache.size() == 0) {
return false;
}
start();
return true;
}
void FileLoader::prescan_files(std::list< Glib::ustring >* filelist) {
OFString studyinstanceuid;
std::list< Glib::ustring >::iterator i = filelist->begin();
unsigned int curr = 0;
unsigned int max = filelist->size();
for(; i != filelist->end(); i++) {
signal_prescan_progress((double)(++curr) / (double)max);
DcmFileFormat dfile;
OFCondition cond = dfile.loadFile(
(*i).c_str(),
EXS_Unknown,
EGL_noChange,
DCM_MaxReadLength);
/*
OFCondition findAndGetOFString(const DcmTagKey &tagKey,
OFString &value,
const unsigned long pos = 0,
const OFBool searchIntoSub = OFFalse);
*/
// OFCondition status = dfile.getDataset()->findAndGetOFString(DCM_StudyInstanceUID, studyinstanceuid);
if(cond.good() && dfile.getDataset()->findAndGetOFString(DCM_StudyInstanceUID, studyinstanceuid).good()) {
OFString seriesinstanceuid;
dfile.getDataset()->findAndGetOFString(DCM_SeriesInstanceUID, seriesinstanceuid);
std::string studyUID;
std::string seriesUID;
studyUID = studyinstanceuid.c_str();
seriesUID = seriesinstanceuid.c_str();
m_cache[studyUID].m_instancecount++;
m_cache[studyUID].m_seriesuid.insert(seriesUID);
m_cache[studyUID].m_seriescount = m_cache[studyUID].m_seriesuid.size();
}
}
}
bool FileLoader::run() {
std::list< Glib::ustring >* filelist = m_filelist;
std::list< Glib::ustring >::iterator i = filelist->begin();
OFString studyinstanceuid;
for(; i != filelist->end(); i++) {
DcmFileFormat dfile;
OFCondition cond = dfile.loadFile(
(*i).c_str(),
EXS_Unknown,
EGL_noChange,
DCM_MaxReadLength);
if(!cond.good()) {
std::cout << "unable to open file[" << *i << "]: " << cond.text() << std::endl;
}
else {
dfile.loadAllDataIntoMemory();
std::cout << "opened file:" << (*i) << std::endl;
DcmDataset* dset = dfile.getDataset();
if(dset->findAndGetOFString(DCM_StudyInstanceUID, studyinstanceuid).good()) {
add_image(dset);
}
}
}
delete filelist;
m_filelist = NULL;
return true;
}
} // namespace ImagePool
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