+++ /dev/null
-/**
- =================================================
- * @file clitkMergeRootFiles.cxx
- * @author David Sarrut <david.sarrut@creatis.insa-lyon.fr>
- * @date 01 Apr 2009
- *
- * @brief
- *
- =================================================*/
-
-#include "clitkMergeRootFiles_ggo.h"
-#include "clitkCommon.h"
-#include "GateMergeManager.hh"
-#include <string>
-#include <TROOT.h>
-#include <TPluginManager.h>
-#include <TFile.h>
-#include <TKey.h>
-#include <TFileMerger.h>
-#include <TTree.h>
-#include <TChain.h>
-#include <TH1.h>
-#include <TH2.h>
-#include <iostream>
-
-using std::endl;
-using std::cout;
-
-struct PetInputFile
-{
- string filename;
- double mean_time;
-};
-
-bool sort_pet_input_file(const PetInputFile& a, const PetInputFile& b)
-{
- return a.mean_time<b.mean_time;
-};
-
-typedef std::vector<PetInputFile> PetInputFiles;
-
-//-----------------------------------------------------------------------------
-int main(int argc, char * argv[]) {
-
- gROOT->GetPluginManager()->AddHandler("TVirtualStreamerInfo", "*",
- "TStreamerInfo", "RIO", "TStreamerInfo()");
-
- // init command line
- GGO(clitkMergeRootFiles, args_info);
-
- // Check parameters
- if (args_info.input_given < 2) {
- FATAL("Error, please provide at least two inputs files");
- }
-
- { // Detect Pet output
- bool all_pet_output = true;
- PetInputFiles pet_input_files;
- for (uint i=0; i<args_info.input_given; i++)
- {
- const char* filename = args_info.input_arg[i];
- PetInputFile input_file;
- input_file.filename = filename;
- TFile* handle = TFile::Open(filename,"READ");
- assert(handle);
- TTree* hits = dynamic_cast<TTree*>(handle->Get("Hits"));
- TTree* singles = dynamic_cast<TTree*>(handle->Get("Singles"));
- const bool is_pet_output = (hits!=NULL) && (singles!=NULL);
- cout << "testing " << filename << " is_pet_output " << is_pet_output;
-
- if (is_pet_output)
- {
- double time;
- double time_accum = 0;
- singles->SetBranchAddress("time",&time);
- size_t total = singles->GetEntries();
- for (size_t kk=0; kk<total; kk++)
- {
- singles->GetEntry(kk);
- time_accum += time;
- }
-
- input_file.mean_time = time_accum/total;
- pet_input_files.push_back(input_file);
- cout << " mean_time " << input_file.mean_time;
- }
-
- cout << endl;
-
- handle->Close();
- delete handle;
- all_pet_output &= is_pet_output;
- }
- cout << "all_pet_output " << all_pet_output << endl;
-
- if (all_pet_output)
- {
- GateMergeManager manager(args_info.fastmerge_given,args_info.verbose_arg,true,0,"");
-
- cout << "sorting input file using singles time" << endl;
- std::sort(pet_input_files.begin(),pet_input_files.end(),sort_pet_input_file);
-
- Strings input_filenames;
- for (PetInputFiles::const_iterator iter=pet_input_files.begin(); iter!=pet_input_files.end(); iter++)
- input_filenames.push_back(iter->filename);
-
- manager.StartMergingFromFilenames(input_filenames,args_info.output_arg);
- return 0;
- }
- }
-
-
- // Merge
- TFileMerger * merger = new TFileMerger;
- for (uint i=0; i<args_info.input_given; i++) merger->AddFile(args_info.input_arg[i]);
- merger->OutputFile(args_info.output_arg);
- merger->Merge();
-
- // this is the end my friend
- return 0;
-}
-//-----------------------------------------------------------------------------