Source of CICP

TITLE:CICP Coding-independent code points

- [[H.273]]

- Recommendation H.Sup19 (10/19)
--  https://www.itu.int/rec/T-REC-H.Sup19-201910-I

* Colour primaries [#primaries]

- [[BT.601]] (SDTV)
- [[BT.709]]  (HDTV)
- [[BT.2020]] (4K/8K)
- [[BT.2100]] (HDR)

* Dynamic range [#dynamicrange]

- [[SDR]]
- [[HDR]]

* Transfer function [#transferfunction]

- [[BT.709]] 
- [[PT]]
- [[HLG]]

* PNG [#l5824b88]

- https://github.com/w3c/ColorWeb-CG/issues/11
- https://github.com/w3c/ColorWeb-CG/pull/12
- https://github.com/w3c/ColorWeb-CG/blob/master/png_cicp_chunk_proposal.md