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Lossless transcoding of JPEG bitstreams is done by Brunsli, there is also lossless storage of pixels, based on tech from FUIF plus an adaptive predictor by Alex
by janwas 7y ago
Lossless transcoding of JPEG bitstreams is done by Brunsli, there is also lossless storage of pixels, based on tech from FUIF plus an adaptive predictor by Alex Rhatushnyak.
- JyrkiAlakuijala 7y agoPlus the 'select' predictor from WebP lossless :-)
- jonsneyers 7y agoPlus tons of cross-pollination from the PIK/VarDCT mode, e.g. the (MA)ANS and Brotli entropy coding and the Patches intra/inter block copy mechanism :)