1. Department of Distributed Systems and Informatic Devices, Faculty of Automatic Control, Electronics and Computer Science, Silesian University of Technology, Akademicka 16, 44-100 Gliwice, Poland
2. Polish-Japanese Academy of Information Technology, Koszykowa 86, 02-008 Warsaw, Poland
3. Department of Computer Graphics, Vision and Digital Systems, Faculty of Automatic Control, Electronics and Computer Science, Silesian University of Technology, Akademicka 16, 44-100 Gliwice, Poland
4. Polish Academy of Sciences, Institute of Theoretical and Applied Informatics, Bałtycka 5, 44-100 Gliwice, Poland