try to avoid error during read in the tar file

Demo.cpp

@@ -251,6 +251,7 @@ int main(int argc, char * argv[])
     int everyPic= 60*5;
     //std::string fileName;
     int frameCounter=0;
+    int myFileTarWriterHeaderCounter = 0;
     int frameCounterOld = -1;
     vector<string> myFileErrorList;//list for pure io error
     vector<string> myFileListNoContour; //list for no contours found;
@@ -297,9 +298,11 @@ int main(int argc, char * argv[])
         if (r != ARCHIVE_OK)
         {
             cerr<<"archive_write_header() error: "<< archive_error_string(ext)<<endl;
+	   myFileTarWriterHeaderCounter++;
+	   continue; //we overjump all in our for loop
         }
-        else
-        {
+        //else
+        //{
             //we copy all data to the buffer vector
             vec = copyDataInBuffer(archive);
             if(vec.empty())
@@ -311,7 +314,7 @@ int main(int argc, char * argv[])
                 cerr<<"archive_write_finish_entry: error: "<< archive_error_string(ext) <<" will abort"<<  endl;
                 exit(1);
             }
-        }
+        //}
         //we read the image buffer as a jpg picture and decode it
         Mat img_input = imdecode(Mat(vec), 1);
 
@@ -591,6 +594,8 @@ int main(int argc, char * argv[])
 
     //TODO we should merge the file
 
+    cout<< "amount of libarchive read header errors :"<< myFileTarWriterHeaderCounter;
+
     //we write the random file list to a file
     std::string nameOutErrorList =  outputDir + "fileErrorList.yml";
     cout <<"amount of file errors: "<< myFileErrorList.size()<<endl;