entropy: in-tree rANS codec, int4-rans256-g0 container format, offline tools - #671

Merged

JustVugg merged 6 commits into

JustVugg:devfrom

monotophic:entropy/rans-codec-e1

Jul 28, 2026

Commits on Jul 28, 2026

rans: in-tree rANS codec + int4-rans256-g0 chunk-record library
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c0e7a80
tools: int4-rans256-g0 repack + verify tools, optional librans_c bridge
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e0ef310
tests: rans codec/record oracle + repack/verify e2e battery
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0877d8d
docs: int4-rans256-g0 format specification (registry row proposed, not claimed)
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a770262
rans: harden the edges the review round reached — parse bounds, encoder bound, never-crash validator
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4dc19b3
tools: whole-artifact digests in repack-manifest.json + verify-side check
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cc4a589