Of itu-t sg16 wp3 and iso/iec jtc1/SC29/WG11

Chroma format scalability (AHG20) ([e-mail]) Identify candidate designs and associated syntax representations for achieving chroma format scalability Develop software for testing of chroma format scalability designs Analyze compression and complexity characteristics of chroma format scalability Consider interactions and harmonization of chroma format scalability with regard to other forms of scalability, range extensions, and 3D extensions of HEVC	A. Segall (chair), A. Duenas, K. Ugur (vice chairs)
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Best-effort decoding with reduced decoding complexity (AHG21) ([e-mail]) Identify use cases and key functional elements for application of reduced-complexity decoding processes for decoding of bitstreams encoded for HEVC and its extensions Analyze tradeoffs for optimization of video quality in the application of reduced-complexity decoding processes Particularly study characteristics of design and optimization for decoding processes with reduced bit depth Consider and analyze the impact of inter-picture dependencies and cross-region spatial prediction dependencies in the application of reduced-complexity decoding processes Study potential approaches to describe/specify the provision of best-effort decoding capabilities in the HEVC text specification	D. Flynn, J. Sole (co chairs)	N