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lightcraft/crates/raw
dev-null-undefinedandClaude b677fbac0a LR-EDIT-OPTICS-PROFILE: Sony ARW lateral CA correction from the embedded table
vendor::arw_lens_rm6::warp_opcode (was distortion_opcode) turns the CA table
(0x7035: red half, blue half, on the distortion knots) into the R and B
planes of the WarpRectilinear: a colour's source radius is
g (1 + c(g) / 3.36e6) at the green source radius g. The unit is provisional
(borderline measurement, about +-30 % scene bias). Each colour plane goes
through the same fit gate as G, and a table with a value beyond 2e-3 relative
(about 12 px at the full-frame corner; the 54 photos' tables stay below
5.1e-4, i.e. 1724) is refused; without a CA table, or when it is refused, the
warp keeps its single G plane, and CA alone is never applied. fit_radial_warp
now rounds its gate up to the next sample, capped at 1 (a NaN gates every
sample), so the band between the last sample inside the crop and the crop
corner is checked too (RW2 passes 1.0: unchanged).

Co-Authored-By: Claude <noreply@anthropic.com>
2026-10-13 13:09:40 +02:00
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