Lossless ISO BMFF colr/NCIX Color-Space & Video-Range Atom Surgeon

Deterministic H.264/HEVC SPS VUI bitstream video_signal_type & colour_description Exp-Golomb bit-surgeon + ISO BMFF 'colr' (nclx) primaries/transfer/matrix atom injector engine (.mp4, .mov) built for DJI, Sony, Apple Final Cut Pro, DaVinci Resolve — zero-upload ephemeral Wasm RAM execution.

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Cloudflare Ephemeral Wasm RAM · 0% Retention

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