Page 159 - ITU Journal, ICT Discoveries, Volume 3, No. 1, June 2020 Special issue: The future of video and immersive media

ITU Journal: ICT Discoveries, Vol. 3(1), June 2020

Accordingly, ITU-T T.81 | ISO/IEC 10918-1 [1] summarizes the different JPEG modes in Fig. 12.

Fig. 12 – Essential characteristics of the JPEG-1 coding processes: the baseline process is mandatory in all JPEG applications to
assure compatibility. Extended DCT-based processes, lossless processes and hierarchical processes are optional components to
cover certain application areas [1]

© International Telecommunication Union, 2020 137