is working pretty well, so we do a full test run

Demo.cpp

 /*
-./bgs_demo -i test45/ -a 100 -o test45/results/
-based  on original demo.cpp
+./bgs_demo -i test45/ -a 100 -o test45/results
 */
 
 //cpp c
@@ -20,6 +19,9 @@ based  on original demo.cpp
 #include <string.h>
 #include <unistd.h>
 
+//cpp 11X
+#include <regex>
+
 
 #define PROCESS_CENTER_VERSION_MAJOR 2
 #define PROCESS_CENTER_VERSION_MINOR 0
@@ -46,6 +48,9 @@ bool cmdOptionExists(char** begin, char** end, const std::string& option);
 
 std::vector<char> copyDataInBuffer(struct archive *aw);
 
+//! we convert our actual jpg file number to framenumber
+int toFrameNumber(std::string filename);
+
 int main(int argc, char * argv[])
 {
     signal(SIGUSR1, my_handler);
@@ -55,12 +60,12 @@ int main(int argc, char * argv[])
     //!** parse programm input****************/
     if(cmdOptionExists(argv, argv+argc, "-h"))
     {
-        cout <<" error: please use command as\n./bgs_demo -i pathToInputDir -a amountOfJpgFiles -c exactCenterConfFile.xml -o outPutPath -p camparameterFile.xml"<<endl;
+        cout <<" error: please use command as\n./bgs_demo -i inputTarFile -a amountOfJpgFiles -c exactCenterConfFile.xml -o outPutPath -p camparameterFile.xml"<<endl;
         return  EXIT_FAILURE;
     }
     if(!cmdOptionExists(argv, argv+argc, "-i")||!cmdOptionExists(argv, argv+argc, "-a")||!cmdOptionExists(argv, argv+argc, "-o") ||!cmdOptionExists(argv, argv+argc, "-p"))
     {
-        cout <<" error: please use command as\n./bgs_demo -i pathToInputDir -a amountOfJpgFiles -c exactCenterConfFile.xml -o outPutPath -p camparameterFile.xml"<<endl;
+        cout <<" error: please use command as\n./bgs_demo -i inputTarFile -a amountOfJpgFiles -c exactCenterConfFile.xml -o outPutPath -p camparameterFile.xml"<<endl;
         return  EXIT_FAILURE;
     }
 
@@ -246,6 +251,7 @@ int main(int argc, char * argv[])
     int everyPic= 60*5;
     //std::string fileName;
     int frameCounter=0;
+    int frameCounterOld = -1;
     vector<string> myFileErrorList;//list for pure io error
     vector<string> myFileListNoContour; //list for no contours found;
     vector<string> myFileListAfterContourSelection; //list for no contours found after selection;
@@ -276,8 +282,17 @@ int main(int argc, char * argv[])
         const char *fileNamePtr = archive_entry_pathname(entry);
         std::string filename(fileNamePtr,strlen(fileNamePtr) );
         //cout << "fileName: "<< filename <<endl;
+        //we convert it to a framenumber
+        frameCounter = toFrameNumber(filename);
+
+        if(frameCounterOld>frameCounter)
+        {
+            cerr <<" error during read in the file number, we do have non montonic order, will abort";
+            exit(1);
+        }
+
+        frameCounterOld = frameCounter;
 
-        //TODO we should test what file we have, this filenumber n = n  - 1 ??
         r = archive_write_header(ext, entry);
         if (r != ARCHIVE_OK)
         {
@@ -300,8 +315,6 @@ int main(int argc, char * argv[])
         //we read the image buffer as a jpg picture and decode it
         Mat img_input = imdecode(Mat(vec), 1);
 
-
-
         //        //we define the type better to prevent error
         //        fileName = std::string(inputFile + TToolBox::getFileName(frameCounter));
         //        cv::String fileNameCV(fileName);
@@ -561,6 +574,8 @@ int main(int argc, char * argv[])
         if(g_badSignalFlagAbort)
             frameCounter = amountFiles; //we abort
 
+        if(frameCounter>10)exit(0); //the test abort function
+
     }//end for ever loop
 
     //finishing time
@@ -675,3 +690,20 @@ bool cmdOptionExists(char** begin, char** end, const std::string& option)
 {
     return std::find(begin, end, option) != end;
 }
+
+int toFrameNumber(std::string filename)
+{
+    int retVal = -1;
+
+    //we cut out all non needed substrings
+    filename = regex_replace(filename, regex("/"), "");
+    filename = regex_replace(filename, regex("data_sized"), "");
+    filename = regex_replace(filename, regex("jpg"), "");
+    filename = regex_replace(filename, regex("\\."), "");
+
+    retVal = std::stoi( filename );
+
+    //cout <<"filename out:" << filename << " number: "<< retVal << endl;
+
+    return retVal;
+}