Temporal scalability Figure 8.21 A block diagram of a two-layer temporal scalable encoder Hybrid scalability Figure 8.25 SNR, spatial and temporal hybrid scalability encoder Overhead due to scalability Figure 8.26 Increase in bit rate due to scalability Table 8.4 Applications of SNR scalability Base layer Enhancement layer Application ITU-R-601 same resolution and two quality service for format as lower layer standard TV high definition same resolution and two quality service for HDTV format as lower layer 4:2:0 high definition 4:2:2 chroma simulcast video production/distribution
Temporal scalability Figure 8.21 A block diagram of a two-layer temporal scalable encoder Hybrid scalability Figure 8.25 SNR, spatial and temporal hybrid scalability encoder Overhead due to scalability Figure 8.26 Increase in bit rate due to scalability Table 8.4 Applications of SNR scalability Base layer Enhancement layer Application ITU-R-601 same resolution and format as lower layer two quality service for standard TV high definition same resolution and format as lower layer two quality service for HDTV 4:2:0 high definition 4:2:2 chroma simulcast video production/distribution
Figs-II-CE2011.docx