Support CM v4.0 extension metadata levels 15-18 (rebase + C-FFI completion of #362) - #412

Support CM v4.0 extension metadata levels 15-18 (rebase + C-FFI completion of #362)#412

MeeeetRain wants to merge 2 commits into

quietvoid:mainquietvoid/dovi_tool:mainfrom

MeeeetRain:dv2-level15-18-capiMeeeetRain/dovi_tool:dv2-level15-18-capiCopy head branch name to clipboard