Звіт у форматі JSON машиночитний
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{
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{
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{
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{
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{
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{
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},
{
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"kind": "minor",
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}
],
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{
"oid": "640dcedf1ee3f828c66dd19c0a08f08a68da9685",
"body": "First release since 0.2.14 for both crates. Consolidates ~2 months of\naccumulated unreleased work: the CHANGELOG's [0.2.15] section documents\nchanges prepared 2026-06-23 that were never actually published (Cargo.toml\nwas pre-bumped but cargo publish never ran), plus everything added since\nunder [Unr\n[…]\ns a dependency of ultrahdr-core,\nwhich needs it for the moxcms 0.9.0 upgrade currently blocked across the\nultrahdr-rs -> ultrahdr-core -> zenpixels-convert chain (zenjpeg commit\n0fc2e143, 2026-07-23).",
"is_bot": false,
"headline": "release: zenpixels 0.2.16 + zenpixels-convert 0.2.16",
"author_name": "Lilith River",
"author_login": "lilith",
"committed_at": "2026-07-24T18:45:21Z",
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"oid": "a9bdfe5d32316eef2eeedc24d5cbd363b4065b02",
"body": "HDR SIMD NaN fix, HdrConfig hardening + review-driven cleanups (semver-compatible, 0.2.x)",
"is_bot": false,
"headline": "Merge pull request #65 from imazen/hdr-fixes-2026-07-14",
"author_name": "Lilith River",
"author_login": "lilith",
"committed_at": "2026-07-23T21:56:21Z",
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"oid": "30b2ee15c30aee4d230f9d0d05b6afc7f07e2892",
"body": "# Conflicts:\n#\tzenpixels-convert/src/cms_moxcms.rs",
"is_bot": true,
"headline": "Merge remote-tracking branch 'origin/main' into hdr-fixes-2026-07-14",
"author_name": "copilot-swe-agent[bot]",
"author_login": "Copilot",
"committed_at": "2026-07-23T21:47:27Z",
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"oid": "6c64c895e5cb138a8d1d9678b6ff87e32e89811e",
"body": "Also fixes two call sites broken by moxcms 0.9.0's white-point API change\n(WHITE_POINT_D50 const -> white_point_d50() fn, same for D60/D65/DCI_P3):\nscripts/icc-gen's cicp_bundle_gen binary and zenpixels-convert's\n#[cfg(test)] gray_icc_bytes_for_cicp helper. Both now call the function;\nvalue is bit-i\n[…]\nthis workspace.\n\nbenchmarks/transpose-shootout/Cargo.lock left at moxcms 0.8.1: the\nzune-imageprocs 0.5.1 dev-dependency there hard-pins moxcms = \"^0.8.0\"\n(external crate, not fixable from this side).",
"is_bot": false,
"headline": "deps: bump moxcms to 0.9.0",
"author_name": "Lilith River",
"author_login": "lilith",
"committed_at": "2026-07-23T01:22:29Z",
"body_truncated": true,
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{
"oid": "63d5b2a49bcdd5a26c558fd8bd4fe76e64765e49",
"body": "Replace the transient \"moxcms bound tightened <0.10 -> <0.9\" entry with the net change: version-agnostic D50 reconstruction so the crate builds and tests against both moxcms 0.8.1 and 0.9.0, dep bound unchanged at <0.10.",
"is_bot": false,
"headline": "docs(changelog): record moxcms 0.9 build support (db2b0fc)",
"author_name": "Lilith River",
"author_login": "lilith",
"committed_at": "2026-07-14T17:38:56Z",
"body_truncated": false,
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{
"oid": "db2b0fcb27daf1d159cfe3de68e2b633eb778dc6",
"body": "…agnostic D50)\n\nmoxcms 0.9.0 (unreleased; verified vs master 05c88fb) renames the only symbol this crate touches that changed: the D50 white point, from the const WHITE_POINT_D50 (moxcms <=0.8) to the fn white_point_d50() (moxcms >=0.9). Same value (both are white_point_from_temperature(5003)) but m\n[…]\nay patch); gray_blob_decodes_byte_identical_to_moxcms confirms the reconstruction matches each version own synthesis byte-for-byte. semver-checks 196/196; fmt, clippy -D warnings, and cargo doc clean.",
"is_bot": false,
"headline": "feat(zenpixels-convert): build against moxcms 0.8.1 and 0.9 (version-…",
"author_name": "Lilith River",
"author_login": "lilith",
"committed_at": "2026-07-14T17:37:43Z",
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{
"oid": "e8569cb83df47cdac6e76dbdbfd6dfc45033edb7",
"body": "…builders",
"is_bot": false,
"headline": "docs(api): regen public-API snapshots for HdrConfig non_exhaustive + …",
"author_name": "Lilith River",
"author_login": "lilith",
"committed_at": "2026-07-14T10:06:44Z",
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{
"oid": "3c03009a7d956c6ad0c922c345f90b84b8ac5831",
"body": null,
"is_bot": false,
"headline": "style: cargo fmt — reflow new test code (NaN/HdrConfig/estimate suites)",
"author_name": "Lilith River",
"author_login": "lilith",
"committed_at": "2026-07-14T10:05:59Z",
"body_truncated": false,
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{
"oid": "1e2c79f71a9bd28f72c5806dd8a9b3833a9d6bb2",
"body": "The HDR pipeline (new_with_hdr_config) carries the source alpha mode\nthrough steps (b)-(e), which include the NONLINEAR BT.2446-A tone-map and\nOKLch soft-compress. Linear ops (gamut matrices) commute with\npremultiplication but the tone-map does not, so a premultiplied source is\ntone-mapped on premul\n[…]\near pipeline is subtle — deferred, not done wrong.\nDocumented as a KNOWN LIMITATION for hdr-experimental stabilization (PQ/HLG\nsources are virtually always straight/opaque; premultiplied HDR is rare).",
"is_bot": false,
"headline": "docs(hdr): note the premultiplied-source limitation on the tone-map path",
"author_name": "Lilith River",
"author_login": "lilith",
"committed_at": "2026-07-14T10:05:49Z",
"body_truncated": true,
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{
"oid": "70aff1e2f245ddbdce82c5fa879d9c0ccc1aee68",
"body": "Three CI gaps from the 2026-07-14 review:\n\n- Add `cargo test -p zenpixels-convert --features avx512` (x64-gated via\n runner.arch). The avx512 feature routes f16 + SIMD tiers through the\n w512 magetypes/archmage kernels; dispatch is at runtime so it runs on any\n x86-64 host, but it was otherwise o\n[…]\n to that sibling could otherwise break this repo's CI. Removed entirely\n once zenutils-apidoc reaches crates.io.\n\nBoth new steps verified locally (avx512 suite green on Zen4; no_std+hdr\ncheck clean).",
"is_bot": false,
"headline": "ci: add avx512 + no_std-hdr-experimental coverage; pin zenutils sibling",
"author_name": "Lilith River",
"author_login": "lilith",
"committed_at": "2026-07-14T10:01:28Z",
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{
"oid": "ab49182cad6e1a2edd4204387413df028b190b2f",
"body": "…-HANDOFF\n\nCHANGELOG.md:\n- Added [Unreleased] entries for every fix in this branch (with commit hashes).\n- Marked the \"[0.2.15] - 2026-06-23\" section as authored-but-NOT-published:\n crates.io latest is 0.2.14 for both crates, there is no v0.2.15/v0.2.16 tag,\n and zenpixels goes 0.2.14 -> 0.2.16 (0\n[…]\n docs/color-model.md with a staleness banner (numbers were 0.2.8-era; verify\n version-specific claims against source). Dropped the transient handoff\n sections (shipped-list, open-issues-read-first).",
"is_bot": false,
"headline": "docs: reconcile changelog + API-delta + estimate docs; retire CONTEXT…",
"author_name": "Lilith River",
"author_login": "lilith",
"committed_at": "2026-07-14T09:58:56Z",
"body_truncated": true,
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{
"oid": "556bf31c6b6751e47e3f06219cc7c627f35233b8",
"body": "…s <0.9\n\ndep_guard.rs previously scanned only [dependencies] and [dependencies.NAME].\nA dependency added via [build-dependencies] or [target.'cfg(..)'.dependencies]\nwould have slipped past the dependency-lean guard. The parser now covers\nruntime + build dep tables in all their forms (plain, dotted-s\n[…]\nsed 0.9.x that could break the\noptions/transform API we call — a fresh resolution of the published crate\nwould silently pull it. moxcms is 0.8.1 today; widen deliberately after\ntesting when 0.9 ships.",
"is_bot": false,
"headline": "test(zenpixels)+deps: dep_guard covers build/target tables; pin moxcm…",
"author_name": "Lilith River",
"author_login": "lilith",
"committed_at": "2026-07-14T09:51:35Z",
"body_truncated": true,
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{
"oid": "614a8e151cbe9e1e95012995ad14ea3a915062df",
"body": "…/NaN contracts\n\ngamut_compress.rs computed chroma/hue with the f32 inherent .sqrt()/.atan2(),\nwhile its sibling kernels (bt2446a, measure) use libm::* explicitly for the\ncrate no_std path. Those inherents happen to still resolve in a\n--no-default-features --features hdr-experimental build (verified\n[…]\nes NaN/inf; the pipeline scrubs\n before calling; direct callers own sanitisation).\n- bt2446a scalar tail: removed a no-op 0.1_f32.max(0.0) on a constant,\n matching the SIMD path (zero_one * cr_pos).",
"is_bot": false,
"headline": "refactor(hdr): use libm explicitly in gamut_compress + document panic…",
"author_name": "Lilith River",
"author_login": "lilith",
"committed_at": "2026-07-14T09:48:36Z",
"body_truncated": true,
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{
"oid": "816b9598c46b9526263ff26d70871653c7f5b724",
"body": "ConvertPlan::estimate(_in) truncated the f64 model time to u64 ms, so\nevery sub-millisecond conversion (thumbnails — the web-focused core\ncase) reported wall_ms = Some(0), indistinguishable from zero work for\na scheduler summing many small conversions. Model times and the\nper-core scaling now round \n[…]\nX2 baseline, but the\nmultiplier table maps Unknown to 1.0 (same as baseline) — the doc now\nsays so plainly instead of describing a model that doesn't exist yet\n(per-tier calibration sweep stays TODO).",
"is_bot": false,
"headline": "fix(estimate): round wall-time up so sub-ms plans don't report 0",
"author_name": "Lilith River",
"author_login": "lilith",
"committed_at": "2026-07-14T09:35:01Z",
"body_truncated": true,
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{
"oid": "6013acc24a876cfb56336d37a53337fcf28a97a9",
"body": "- new_with_hdr_config (and new_with_hdr_peak via delegation) now return\n HdrSourceRequiresPeak when source_peak_nits or target_peak_nits is\n non-finite or <= 0 — including HdrConfig::default()'s unset 0.0.\n Previously a degenerate peak flowed into the BT.2446-A constants\n (1/ln(1) = inf, powf of\n[…]\ngamut_knee default 0.9 (it is 0.96);\n the HdrSourceRequiresPeak Display + variant doc now cover the\n invalid-peak case and point at measure_max (the production default)\n rather than measure_robust.",
"is_bot": false,
"headline": "fix(hdr): reject degenerate HdrConfig peaks; non_exhaustive + builders",
"author_name": "Lilith River",
"author_login": "lilith",
"committed_at": "2026-07-14T09:33:34Z",
"body_truncated": true,
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{
"oid": "eea47c01e3e10fd8242560a436ff7ddebd5a0808",
"body": "Platform max NaN semantics diverge (x86 maxps returns the second operand;\nNEON/WASM propagate NaN), so the SIMD max-chain fold violated the documented\n'Negative/NaN samples clamp to 0' contract: a single NaN sample zeroed\nMaxFALL (poisoned running sum) and could underreport MaxCLL, with DIFFERENT\nre\n[…]\nods x RGB/RGBA x chunk/tail seam; measured max-scan throughput\n1.8-3.0 Gpix/s post-fix on the 7950X (the >= 1 Gpix/s doc bound holds;\nhistogram path ~330-350 Mpix/s both before and after this change).",
"is_bot": false,
"headline": "fix(hdr): tier-consistent NaN/negative fold in the SIMD CLL kernels",
"author_name": "Lilith River",
"author_login": "lilith",
"committed_at": "2026-07-14T09:28:29Z",
"body_truncated": true,
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{
"oid": "7950e02a6f560231be31dac7ab5e2473d4c7f9b5",
"body": "…g-19)\n\n.github/workflows/ci.yml had no cargo doc step and no apidoc-snapshot\ncheck, which is how 6 new public types and a broken doc link previously\nlanded on main unaudited (this repo already has the apidoc/ CI-free\nrunner package + docs/public-api/ snapshots wired locally, they were\njust never in\n[…]\neatures (RUSTDOCFLAGS=-D\n warnings): passes clean.\n- ZEN_API_DOC=check cargo test --manifest-path apidoc/Cargo.toml:\n passes (committed snapshots are current).\nCI-only change; no source/API changes.",
"is_bot": false,
"headline": "ci: add cargo-doc link check + Public API snapshot gate (zenpixels#bu…",
"author_name": "Lilith River",
"author_login": "lilith",
"committed_at": "2026-07-06T03:17:15Z",
"body_truncated": true,
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{
"oid": "760a677758ee3accbfe0a1961fc7bd58bf891f64",
"body": "…e module doc\n\nThe estimate module doc comment claimed the four local estimate types\n(ResourceEstimate, ComputeEnvironment, ImageCharacteristics, SimdTier)\nare 'shape-compatible' with zencodec::estimate::* and wireable via 'a\ntrivial From conversion'. Verified against source: no From impls exist\nin \n[…]\nvert side). Per the additive-\nonly policy for this published crate, this only corrects the doc text\n(no new From impls added, no public API change) — real From impls are\nan API decision for the owner.",
"is_bot": false,
"headline": "docs(zenpixels-convert): remove false trivial-From claim from estimat…",
"author_name": "Lilith River",
"author_login": "lilith",
"committed_at": "2026-07-06T03:16:36Z",
"body_truncated": true,
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{
"oid": "6f669b2e2723d8158180c8c33355699bdb1b2647",
"body": "… consumers\n\nFalsification sweep (2026-07-02) before removal, per owner request:\n- Parsed EVERY Cargo.toml under ~/work (direct deps, dev/build deps,\n target-specific deps, workspace deps, and feature-forwarding items\n `zenpixels/serde` + `zenpixels?/serde`): zero enable the feature.\n- Grepped CI \n[…]\n tests 1128 ok / 0 fail; doctests 13 ok;\nbenches compile; clippy -D warnings clean; fmt clean.\nTolerated 0.2.x break per repo policy (feature kept, derives removed;\nships in queued unreleased 0.2.16).",
"is_bot": false,
"headline": "refactor(zenpixels): soft-remove the serde feature — inert stub, zero…",
"author_name": "Lilith River",
"author_login": "lilith",
"committed_at": "2026-07-02T09:15:33Z",
"body_truncated": true,
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{
"oid": "6e6edaa9d4bf261f57516642413b28e3791f4e95",
"body": "…rustdoc link hygiene\n\nEntries for f70b7406 (HDR kernel per-row allocation hoist), 675ed30b\n(zenpixels tests/dep_guard.rs dependency-lean guard), and e410bba1\n(rustdoc link fixes + docs.rs feature metadata).",
"is_bot": false,
"headline": "docs(changelog): record unreleased tone-map perf fix, dep guard, and …",
"author_name": "Lilith River",
"author_login": "lilith",
"committed_at": "2026-07-02T08:23:55Z",
"body_truncated": false,
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{
"oid": "258e9da89ad0fff3a8413d0fe825c77283172a98",
"body": "zenpixels-convert: convert the 8 links that pointed at feature-gated items\n(ConvertPlan::new_with_hdr_peak / new_with_hdr_config, hdr::measure and its\nCllMeasure / LightLevelHistogram / LightLevelMethod items) into plain code\nspans so the default-features doc build renders link-clean, and add\n[packa\n[…]\nk in planar.rs\n(plane_width robustness note) to Self::with_subsampling.\n\nVerified: cargo doc --no-deps warning-free for both crates under default\nfeatures, the docs.rs feature set, and --all-features.",
"is_bot": false,
"headline": "docs: resolve all broken rustdoc links; add docs.rs feature metadata",
"author_name": "Lilith River",
"author_login": "lilith",
"committed_at": "2026-07-02T08:23:35Z",
"body_truncated": true,
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{
"oid": "a1d8114c6f32df6295dc476e322c4808c0d57227",
"body": "… per-row path\n\nThe hdr-experimental step kernels violated the module's documented\nno-per-row-allocation contract:\n- tone_map_bt2446a_kernel (RGBA carrier) allocated a fresh\n Vec<[f32; 3]> rgb strip every row;\n- soft_compress_oklch_kernel allocated the strip every row (RGBA) AND\n rebuilt a SoftCom\n[…]\n code path).\nNo public API change.\n\nVerified: cargo test -p zenpixels-convert --features hdr-experimental\n(511 unit + all integration suites pass, 0 failed); builds clean with\nand without the feature.",
"is_bot": false,
"headline": "perf(zenpixels-convert): hoist HDR tone-map kernel scratch out of the…",
"author_name": "Lilith River",
"author_login": "lilith",
"committed_at": "2026-07-02T08:23:35Z",
"body_truncated": true,
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{
"oid": "675ed30ba92b4f17782d8ce52d38fa34c21a6dad",
"body": "Std-only integration test that string-parses zenpixels/Cargo.toml via\nCARGO_MANIFEST_DIR (no new dev-deps) and asserts every [dependencies]\nname is within the frozen published-0.2.14 set {bytemuck, serde, rgb,\nimgref, whereat}, failing with a message citing the lean-deps rule:\nzenpixels never gains \n[…]\np for archmage/magetypes/intrinsics hits only doc comments); the\nmeasure() deprecation note points at CllMeasure::measure_max and its\nremoval is already queued under CHANGELOG QUEUED BREAKING CHANGES.",
"is_bot": false,
"headline": "test(zenpixels): add dependency-lean guard test (tests/dep_guard.rs)",
"author_name": "Lilith River",
"author_login": "lilith",
"committed_at": "2026-07-02T03:43:35Z",
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{
"oid": "e0297f750cb6c186a6883bc95b9bff3acaa97239",
"body": "Two pre-existing lints, both in test files, both outside anything the\ndefault CI clippy matrix compiled until now:\n\n- resource_estimate.rs: top-level `ColorPrimaries` import was only used\n inside the hdr-experimental-gated test, so the default-features\n `cargo clippy --workspace --all-targets -- -\n[…]\ntal suite is being\n linted/run.\n\nVerified: cargo clippy --workspace --all-targets -- -D warnings PASS;\ncargo clippy -p zenpixels-convert --all-targets --features\nhdr-experimental -- -D warnings PASS.",
"is_bot": false,
"headline": "fix(tests): clear clippy -D warnings reds in feature-gated test suites",
"author_name": "Lilith River",
"author_login": "lilith",
"committed_at": "2026-07-02T03:22:05Z",
"body_truncated": true,
"is_coding_agent": false
},
{
"oid": "30faa8c3be22efeddf799b38e1161751517e5f5f",
"body": "The root [workspace.package] version sat at 0.2.11 while the published\ncrates are 0.2.14 (main queuing 0.2.16/0.2.15). Verified no member\ninherits it (no version.workspace = true anywhere: zenpixels and\nzenpixels-convert declare their own versions; scripts/icc-gen is\n0.0.0) — the field was dead and only misleading, so remove it with a\ncomment explaining members version independently.",
"is_bot": false,
"headline": "chore: remove dead workspace.package.version = \"0.2.11\"",
"author_name": "Lilith River",
"author_login": "lilith",
"committed_at": "2026-07-02T03:19:38Z",
"body_truncated": false,
"is_coding_agent": false
},
{
"oid": "0d97ba322160ee9e3a8d8b2a782c3b3757e8416f",
"body": null,
"is_bot": false,
"headline": "style: cargo fmt reflow of closure in deprecated_measure_parity.rs",
"author_name": "Lilith River",
"author_login": "lilith",
"committed_at": "2026-07-02T03:19:38Z",
"body_truncated": false,
"is_coding_agent": false
},
{
"oid": "b4e1fece7ec148e24604acbbd0fba41f3f4aac12",
"body": "…asure\n\nCHANGELOG.md and docs/public-api/CHANGES_0.2.14_to_main.md narrated the\nmeasure removal as \"shipped in 0.3.0\" and labeled main as zenpixels\n0.3.0 — but no 0.3.0 was ever released; the manifests queue unreleased\n0.2.16 (zenpixels) / 0.2.15 (zenpixels-convert), and 6019aeef restored\nthe workin\n[…]\n the QUEUED BREAKING\nCHANGES entry so the removal is queued again, and fix the API-delta\ndoc title/version table/removals/backwards-compat sections to reflect\ndeprecated-not-removed on the 0.2.x line.",
"is_bot": false,
"headline": "docs: correct false 0.3.0 release narrative for ContentLightLevel::me…",
"author_name": "Lilith River",
"author_login": "lilith",
"committed_at": "2026-07-02T03:18:18Z",
"body_truncated": true,
"is_coding_agent": false
},
{
"oid": "6019aeef74b6100c02773300ddc0f25112662096",
"body": "…ove unimplemented!() panic shim\n\nThe unreleased 0.2.16 line replaced the published-and-working 0.2.14\nimplementation of ContentLightLevel::measure with a #[deprecated]\n#[doc(hidden)] shim whose body was unimplemented!() — a runtime panic\nfor any 0.2.x caller, which is a behavior break inside the se\n[…]\ner run in CI) execute.\n\nVerified: cargo test -p zenpixels hdr:: (11 pass) and cargo test -p\nzenpixels-convert --features hdr-experimental --test\ndeprecated_measure_parity --test cll_measure (17 pass).",
"is_bot": false,
"headline": "fix(zenpixels): restore working ContentLightLevel::measure body — rem…",
"author_name": "Lilith River",
"author_login": "lilith",
"committed_at": "2026-07-02T03:14:52Z",
"body_truncated": true,
"is_coding_agent": false
},
{
"oid": "36896cf044f78b02f518785bfc526dbde4d7b178",
"body": "…-convert)\n\nBoth crates now ship a generated badge-free README.crates.md (readme =\n\"README.crates.md\"; ../README.crates.md for zenpixels, whose readme is the repo\nroot). GitHub README.md keeps the full badge row + rendered crosslink footer.\n\nzenpixels: add &label=CI + MSRV badge, fix license -> #lic\n[…]\nlready current for the estimate API.\n\nVerified vs origin/main src: ConvertPlanBuilder is unpushed WIP (not documented);\nICC tables = 298 RGB + 69 gray; f16 still descriptor-only. No Rust code changed.",
"is_bot": false,
"headline": "docs: README overhaul + split crates.io README (zenpixels + zenpixels…",
"author_name": "Lilith River",
"author_login": "lilith",
"committed_at": "2026-06-28T02:26:14Z",
"body_truncated": true,
"is_coding_agent": false
},
{
"oid": "e37f0025d01f4a600e4c272c41ce142a0084ab39",
"body": "…olyfill SIMD\n\nThe hand-written scalar curve in hdr/bt2446a.rs (483 LOC) duplicated what\nthe magetypes `scalar` polyfill tier on hdr/bt2446a_simd.rs (266 LOC)\nalready auto-generates. Merge both into a single hdr/bt2446a.rs (472 LOC,\n−277 LOC net) where:\n\n- the magetypes-attributed bt2446a_tier is th\n[…]\nd remainder tail byte-identical to prior version\n\nVerified: cargo test --all-features (all pass), cargo semver-checks\n(196/196), just api-doc (empty diff), zentone cargo test --release (274/274\npass).",
"is_bot": false,
"headline": "refactor(zenpixels-convert): collapse bt2446a scalar into magetypes-p…",
"author_name": "Lilith River",
"author_login": "lilith",
"committed_at": "2026-06-25T06:28:21Z",
"body_truncated": true,
"is_coding_agent": false
},
{
"oid": "02cc172458ae6c5ec4077d6eba5ef794274105e7",
"body": "Move accuracy contract, calibration source, threading + memory models, and\nthe foundation-crate / zencodec shape-compatibility rationale out of the\nmodule docstring into a new zenpixels-convert/docs/ESTIMATE.md (127 LOC).\nThe remaining module docstring is 14 lines pointing at the new doc + the\ntwo e\n[…]\nbench-tolerance gates).\n\n- estimate.rs: 895 → 364 LOC\n- new docs/ESTIMATE.md: 127 LOC\n- zero public-API drift (cargo semver-checks pass, apidoc unchanged)\n- behavior preserved (full test suite passes)",
"is_bot": false,
"headline": "refactor(zenpixels-convert): trim estimate.rs 895→364 LOC",
"author_name": "Lilith River",
"author_login": "lilith",
"committed_at": "2026-06-25T06:12:21Z",
"body_truncated": true,
"is_coding_agent": false
},
{
"oid": "193fdb9b774419d6e83ebba469ae4a32a5e25ca0",
"body": null,
"is_bot": false,
"headline": "style: cargo fmt collateral on tests/ext",
"author_name": "Lilith River",
"author_login": "lilith",
"committed_at": "2026-06-25T06:11:41Z",
"body_truncated": false,
"is_coding_agent": false
},
{
"oid": "aac51e6d749478743a6bbcd31dc6033a646d48aa",
"body": "…n cleaner snapshots\n\nSwitches `apidoc/tests/public_api_doc.rs` to chain the two new opt-in\ngates introduced in `zenutils-apidoc 0.1.2`:\n\n ApiDoc::new()\n .workspace_dir(\"..\")\n .no_file_meta_header()\n .no_autotraits_summary()\n .run();\n\n`no_file_meta_header()` drops the `# files: \n[…]\ntest --manifest-path apidoc/Cargo.toml # passes\n git diff --stat HEAD docs/public-api/v0.2.14/ # empty\n diff against the snapshots shows only the targeted noise lines # confirmed",
"is_bot": false,
"headline": "docs(apidoc): adopt no_file_meta_header + no_autotraits_summary; rege…",
"author_name": "Lilith River",
"author_login": "lilith",
"committed_at": "2026-06-25T02:08:33Z",
"body_truncated": true,
"is_coding_agent": false
},
{
"oid": "e5ac694ea3e5d43be4b1e7734359a401264450b0",
"body": "…release\n\nThe serde feature on zenpixels-convert existed for exactly one thing:\n`#[cfg_attr(feature = \"serde\", derive(serde::Serialize, serde::Deserialize))]`\non hdr::measure::LightLevelMethod (a 2-variant enum: MaxRgb |\nLuminanceBt2020). Callers can trivially wrap this enum themselves\nwithout dragg\n[…]\ngo build --no-default-features clean\n- cargo semver-checks check-release vs v0.2.14: 196/196 PASS\n- All affected tests (resource_estimate / hdr_pipeline / cmyk_cms_roundtrip) pass\n- apidoc regen clean",
"is_bot": false,
"headline": "refactor: drop optional serde dep; soft-remove serde feature for one …",
"author_name": "Lilith River",
"author_login": "lilith",
"committed_at": "2026-06-24T08:11:41Z",
"body_truncated": true,
"is_coding_agent": false
},
{
"oid": "2200ff8f051e2236a92d7716d58700e9a86c7a53",
"body": "…anonical HDR regression gate\n\nThe single-sample producer-SDR ΔE2000 test in zenpixels-convert-e2e was\nsubsumed by zentone's audited 76-sample shootout:\n zentone/examples/hdr_tone_map_shootout_audited.rs\n + benchmarks/hdr_tone_map_shootout_full_2026-06-22.csv\n + benchmarks/shootout_2026-06-22_fin\n[…]\nr-experimental,pipeline,cms-moxcms,rgb: clean\n- cargo build --no-default-features: clean\n- cargo semver-checks vs v0.2.14: 196/196 PASS\n- apidoc regen: clean (no zenpixels-convert-e2e in the snapshot)",
"is_bot": false,
"headline": "refactor: drop zenpixels-convert-e2e crate; zentone shootout is the c…",
"author_name": "Lilith River",
"author_login": "lilith",
"committed_at": "2026-06-24T07:27:05Z",
"body_truncated": true,
"is_coding_agent": false
},
{
"oid": "7a22bbf037913ff28ef2ec9b007c0921855b2959",
"body": "…_count for paging-pressure schedulers\n\nzenpixels-convert is per-frame: animation frame counts and codec-flavored\nvariance/CPU-vs-wall splits belong on zencodec::estimate::*, not on the\nper-conversion estimate input/output. Trim the local estimate surface\naccordingly and add a buffer-count field sch\n[…]\nwith intermediate_buffer_count_zero_for_identity_plan and\nintermediate_buffer_count_increases_for_multi_step_plan). README +\nconvert.rs docstring + estimate.rs module docs updated. Apidoc regen\nclean.",
"is_bot": false,
"headline": "refactor(estimate): ablate codec-only fields; add intermediate_buffer…",
"author_name": "Lilith River",
"author_login": "lilith",
"committed_at": "2026-06-24T07:02:42Z",
"body_truncated": true,
"is_coding_agent": false
},
{
"oid": "598a70243e0bdbd2c9fc0c7720c1aae51f88fc68",
"body": "…t-e2e crate",
"is_bot": false,
"headline": "docs(CHANGELOG): note ThreadingInformation removal + zenpixels-conver…",
"author_name": "Lilith River",
"author_login": "lilith",
"committed_at": "2026-06-23T23:57:52Z",
"body_truncated": false,
"is_coding_agent": false
},
{
"oid": "cbe8bb754319123097cde4dc9c7c36907f229572",
"body": "…onvert-e2e crate\n\nTwo coordinated cleanups in zenpixels-convert.\n\nPart A: Drop ThreadingInformation complexity from src/estimate.rs.\nThe struct + 3 ctors + 5 accessors existed solely to drive\nResourceEstimate::at_cores(); user verdict was that this was an\nunjustified mess. Removed: ThreadingInforma\n[…]\nimate tests pass, e2e crate builds clean,\ncargo semver-checks --baseline-version 0.2.14 PASS 196/196 (this is\nadditive-reduction since ThreadingInformation was just-added in 0.2.15\nand never shipped).",
"is_bot": false,
"headline": "refactor: drop ThreadingInformation; factor e2e test into zenpixels-c…",
"author_name": "Lilith River",
"author_login": "lilith",
"committed_at": "2026-06-23T23:55:09Z",
"body_truncated": true,
"is_coding_agent": false
},
{
"oid": "bd8200fa5228f2e64cc266adc939152250bd2092",
"body": "…oundation-crate layering)",
"is_bot": false,
"headline": "refactor(estimate): drop zencodec dep; duplicate the types locally (f…",
"author_name": "Lilith River",
"author_login": "lilith",
"committed_at": "2026-06-23T22:27:06Z",
"body_truncated": false,
"is_coding_agent": false
},
{
"oid": "7d4061bf788904ed97bc0c3455e3a63f30c98829",
"body": "…for compose-with-codecs estimation\n\nReplace zenpixels-convert's local `ResourceEstimate { peak_memory_bytes,\nwall_time_ms }` with re-exports of `zencodec::estimate::{ComputeEnvironment,\nImageCharacteristics, ResourceEstimate, SimdTier, ThreadingInformation}` so\nestimates compose with codec-side enc\n[…]\n ✅ 7 passed, 22 ignored\n build --no-default ✅ (zencodec dep absent on this path)\n cargo semver-checks ✅ additive\n cargo test apidoc/ ✅ snapshots regenerated, regen test green",
"is_bot": false,
"headline": "feat(estimate): adopt zencodec ComputeEnvironment + ResourceEstimate …",
"author_name": "Lilith River",
"author_login": "lilith",
"committed_at": "2026-06-23T22:00:09Z",
"body_truncated": true,
"is_coding_agent": false
},
{
"oid": "0a910c8b25827606d1dc6720898f46418b6ab8e7",
"body": "User feedback: 'don't use a blind tuple, return an extensible struct'.\n\nThe prior commit b466389 collapsed ResourceEstimate to a (u64, f64)\ntuple as a YAGNI cleanup. Tuples lose named-field self-documentation\nat call sites and can't grow new fields without a breaking change.\n\nRe-introduce as a minim\n[…]\nargo semver-checks --baseline-version 0.2.14: 196/196 PASS, no\n semver update required (the field-named struct is still additive\n vs v0.2.14 which had no estimate API)\n- apidoc snapshots regenerated",
"is_bot": false,
"headline": "feat(estimate): revert tuple to non_exhaustive ResourceEstimate struct",
"author_name": "Lilith River",
"author_login": "lilith",
"committed_at": "2026-06-23T21:45:03Z",
"body_truncated": true,
"is_coding_agent": false
},
{
"oid": "b466389e0d81f20cd8b913737e55864955bb47cb",
"body": "…timate (w, h) -> (u64, f64)\n\nPre-publish YAGNI cleanup. The 0.2.15 work branch had elaborated\n`ResourceEstimate` / `StepEstimate` / `EstimateConfidence` + 11\n`estimate_*` shadow methods spread across `PixelBufferConvertExt` /\n`PixelBufferConvertTypedExt` / `PixelBufferHdrConvertExt` — far too\nmuch \n[…]\nax scan-leg cost — only callable from the deleted\nestimate_convert_to_sdr). `variant_name` on ConvertStep / FusedKind kept\nwith #[allow(dead_code)] — still needed when the `__trace_ops` feature\nis on.",
"is_bot": false,
"headline": "refactor(estimate): replace ResourceEstimate API with ConvertPlan::es…",
"author_name": "Lilith River",
"author_login": "lilith",
"committed_at": "2026-06-23T20:35:48Z",
"body_truncated": true,
"is_coding_agent": false
},
{
"oid": "e08ac3d64347c262b97acfb6023736b5ed37ae4d",
"body": "…!() shim — restore 0.2.x\n\nUser directive: don't bump to 0.3.x; keep the measure method as a\ndeprecated shim with an `unimplemented!()` body.\n\nThe prior commit (e5ac4261) removed the deprecated 2-arg\n`ContentLightLevel::measure(...)` entirely and bumped zenpixels to\n0.3.0 because semver-checks rejec\n[…]\n5 lib + 435 integration across 32 test files = 950 total\n\nApidoc snapshots from commit 54a60594 may need regen via `just api-doc`\nto reflect the restored shim signature in the supported-surface table.",
"is_bot": false,
"headline": "fix(hdr): keep ContentLightLevel::measure as deprecated unimplemented…",
"author_name": "Lilith River",
"author_login": "lilith",
"committed_at": "2026-06-23T19:49:38Z",
"body_truncated": true,
"is_coding_agent": false
},
{
"oid": "54a6059470bb1af853b9f88b21f7532ca9c49ea8",
"body": "Adds a frozen v0.2.14 baseline (docs/public-api/v0.2.14/{zenpixels,\nzenpixels-convert}.{txt,features.txt,internal.txt}) alongside the\nzenutils-apidoc-regenerated current-main snapshots and a delta\nsummary at docs/public-api/CHANGES_0.2.14_to_main.md. The apidoc\nrunner already existed (workspace-excl\n[…]\nct, additive only).\n- zenpixels: 0 fail vs the 0.2.14 -> 0.3.0 major bump (the\n only break, ContentLightLevel::measure, is\n absorbed by the major bump).",
"is_bot": false,
"headline": "docs(apidoc): public-API snapshots for v0.2.14 baseline + main",
"author_name": "Lilith River",
"author_login": "lilith",
"committed_at": "2026-06-23T19:45:21Z",
"body_truncated": true,
"is_coding_agent": false
},
{
"oid": "e5ac426161a02ef39ce5fe8878ed4b695801a77e",
"body": "…emove deprecated ContentLightLevel::measure\n\nTask A — zenpixels: 0.2.15 → 0.3.0 (mandatory pre-0.3.0 cleanup)\n\n- Removed `zenpixels::hdr::ContentLightLevel::measure(px, white)` inherent\n method (deprecated + doc-hidden since 0.2.15). Canonical replacement:\n `zenpixels_convert::hdr::measure::CllMe\n[…]\nsion can stay\n 0.2.15\" allowance)\n\nResource discipline:\n\n- All cargo builds/tests prefixed with `nice -n 19` per CLAUDE.md.\n- No allocator regressions; in-tree unit + integration tests touch < 64 MB.",
"is_bot": false,
"headline": "test+refactor: comprehensive coverage for 0.2.14->0.2.15 additions; r…",
"author_name": "Lilith River",
"author_login": "lilith",
"committed_at": "2026-06-23T19:38:30Z",
"body_truncated": true,
"is_coding_agent": false
},
{
"oid": "8e972d21e71ad9eaeed7ba41ff7961a59694fc6d",
"body": "Replaces the pre-#44 `assert_not_cmyk` process-aborting guard with a\ngraceful `ConvertError::NeedsCms { from, to }` variant on the typed\n`ConvertError`. The pattern is generic on color model — applies to\nCMYK today, future Lab / XYZ / spot inks plug in via the\n`native_color_model` whitelist (`Gray` \n[…]\nxCms)` escape hatch\nunreachable for CMYK ↔ RGB. Production CMYK encoders/decoders can now\npass a CMYK `PixelDescriptor` through `RowConverter` with a moxcms\nplugin attached and get correct RGB output.",
"is_bot": false,
"headline": "feat(cms): NeedsCms path lets moxcms convert CMYK<->RGB end-to-end",
"author_name": "Lilith River",
"author_login": "lilith",
"committed_at": "2026-06-23T19:11:36Z",
"body_truncated": true,
"is_coding_agent": false
},
{
"oid": "da81aaa685e91707e5e9c9b10dcf161ebe59aee2",
"body": "CI Format job failed on commit 03c63b5c (cleanup-opts) — three minor\nfmt-only diffs the agent didn't run `cargo fmt` on after the\nConvertStep::Fused merge:\n- convert.rs:274 — short struct variant body collapsed to single line\n- convert.rs:2257 — short match-arm bodies collapsed\n- converter.rs:81 — l\n[…]\npe was workspace members only\n(`cargo fmt $(cargo metadata --no-deps --format-version 1 | jq -r '.packages[].name' | sed 's/^/-p /')`)\nper CLAUDE.md — would NOT reach into sibling repos via path-deps.",
"is_bot": false,
"headline": "style: cargo fmt (single-line struct + match arm wrapping)",
"author_name": "Lilith River",
"author_login": "lilith",
"committed_at": "2026-06-23T17:31:58Z",
"body_truncated": true,
"is_coding_agent": false
},
{
"oid": "0a4bbf4039ce2864089a17ffb89039f5f9f32c03",
"body": "The `__hdr-e2e-test` feature's optional zenjpeg dep had\n`path = \"../../zenjpeg/zenjpeg\"` for local-dev convenience (so changes\nto the unpublished zenjpeg main would be picked up by the e2e test\nwithout a publish round-trip). CI runners only clone the zenpixels\nrepo, so the sibling path doesn't exist\n[…]\ne `[patch.crates-io]` block — same shape as the\nexisting `ultrahdr-core` git-patch entry.\n\nVerified: `cargo metadata --no-deps --format-version=1` now succeeds\n(previously exited 101 on every CI job).",
"is_bot": false,
"headline": "fix(ci): drop zenjpeg path attribute (sibling missing on CI runners)",
"author_name": "Lilith River",
"author_login": "lilith",
"committed_at": "2026-06-23T17:19:50Z",
"body_truncated": true,
"is_coding_agent": false
},
{
"oid": "aa55a292d87beb82e99087a24e431b230ce13c16",
"body": "The ResourceEstimate API was added in 0.2.15 (commits 183af66 +\n4aae8b9e covering ConvertPlan::estimate_resources and the 11\nestimate_* trait methods on PixelBufferConvertExt /\nPixelBufferConvertTypedExt / PixelBufferHdrConvertExt) but the\nREADME never documented it. Added a new 'Resource estimation' section\nwith a code example + a row in the key-types-and-functions table\npointing at the trait and the new doc-link entries.",
"is_bot": false,
"headline": "docs(README): add ResourceEstimate section + types-table entry",
"author_name": "Lilith River",
"author_login": "lilith",
"committed_at": "2026-06-23T17:17:36Z",
"body_truncated": false,
"is_coding_agent": false
},
{
"oid": "03c63b5c2c6bfbfe9688b932482da8ce1ddf7acc",
"body": "…variant_name + Owned share-on-clone + SIMD gamut\n\nLands the items A.1-A.4 + B.5 from\nzenpixels-convert/AUDIT_DEDUP_2026-06-23.md.\n\n## Summary\n\n- Merged 5 `FusedSrgb*` variants → `ConvertStep::Fused { kind, matrix }`\n- Replaced 93-line hand-rolled `Debug` impl with `#[derive(Debug)]`\n- Single source\n[…]\nrectness fix (the Arc thing)\n- DO NOT remove `#[doc(hidden)]` items — untouched\n- DO NOT add new public API — none added (FusedKind/variant_name are\n `pub(crate)`; the new regression test is private)",
"is_bot": false,
"headline": "cleanup(zenpixels-convert): audit dedup — ConvertStep::Fused merge + …",
"author_name": "Lilith River",
"author_login": "lilith",
"committed_at": "2026-06-23T16:56:57Z",
"body_truncated": true,
"is_coding_agent": false
},
{
"oid": "e1ebf76b45bb6f8a767b0d9d1a281c041dabf0ea",
"body": "`HdrConfig::default().gamut_knee` bumped from `0.9` → `0.96` based on an\nempirical sweep of 76 imazen-26 gain-mapped HDR samples against 13 knee\nvalues (0.50–1.00) on 2026-06-23.\n\n`0.96` is the largest knee value (i.e. the LEAST chroma compression /\ndesaturation) where the corpus-p90 fraction of pre\n[…]\n or `ConvertPlan::new_with_hdr_peak()`\npick up the new default automatically.\n\nDriver: zentone/examples/softcompress_knee_sweep.rs\nFindings: zentone/benchmarks/softcompress_knee_findings_2026-06-23.md",
"is_bot": false,
"headline": "tune(softcompress): empirical knee default — corpus-validated 0.96",
"author_name": "Lilith River",
"author_login": "lilith",
"committed_at": "2026-06-23T16:41:48Z",
"body_truncated": true,
"is_coding_agent": false
},
{
"oid": "e890b67148ca6e1768594b43f5a6415d160ef81f",
"body": "Surveyed ~6100 LOC inserted in zenpixels-convert/src/ between v0.2.14\nand current main (10 files; hdr/measure.rs, hdr/gamut_compress.rs,\nhdr/bt2446a*, estimate.rs, ext.rs, plus the convert/adapt/converter\ntrio). Walked the diff for code duplication, missed SIMD/perf,\nand type-system smells. Audit re\n[…]\nspeedups\n(not LOC-measurable) for the perf items.\n\nVerification: cargo build --features hdr-experimental,pipeline,cms-moxcms,rgb\nclean; cargo test --features hdr-experimental --lib reports 513 passed.",
"is_bot": false,
"headline": "audit(zenpixels-convert): dedup + missed-opt review since v0.2.14",
"author_name": "Lilith River",
"author_login": "lilith",
"committed_at": "2026-06-23T16:13:15Z",
"body_truncated": true,
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{
"oid": "5ab70a0e67d717e5666b38b2a25d8dcd84e227e5",
"body": "…, semver-checks PASS, 43→0 doc warnings\n\nPublish-prep audit for zenpixels-convert 0.2.15 (downstream of the recent\nResourceEstimate / measure_max / Bt2446A work). Findings + fixes:\n\n# API hardening (semver-checks now PASS at 196/196 — was failing 1 major):\n\n- **`PixelBufferConvertExt::estimate_*` f\n[…]\nublish chain unblock:\n\nOnce zenpixels 0.2.15 + zenpixels-convert 0.2.15 are on crates.io,\nultrahdr-core 0.6.0 and ultrahdr-rs 0.4.0 (which depend on the\n0.2.15 hdr-experimental surface) are unblocked.",
"is_bot": false,
"headline": "prep(publish): audit zenpixels-convert 0.2.15 — fix serde-feature bug…",
"author_name": "Lilith River",
"author_login": "lilith",
"committed_at": "2026-06-23T15:45:52Z",
"body_truncated": true,
"is_coding_agent": false
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{
"oid": "4aae8b9ed257f30c32b2587788e6dabd40a06614",
"body": "…sdr/with_hdr_config\n\nAdds 11 non-allocating estimator companions for the convert extension\ntraits, mirroring the `ConvertPlan::estimate_resources` primitive shipped\nin 183af66. Each returns `ResourceEstimate` with the ±30 % design\ntolerance documented on the underlying plan estimator.\n\nPixelBufferC\n[…]\new methods are required on\nthe traits (breaking change for any external impl; no external impls\nexist in the imazen tree per grep -rn 'impl PixelBufferConvertExt').\nVersion not bumped — author's call.",
"is_bot": false,
"headline": "feat(estimate): cover try_*/linearize/delinearize/to_rgb*/convert_to_…",
"author_name": "Lilith River",
"author_login": "lilith",
"committed_at": "2026-06-23T15:22:02Z",
"body_truncated": true,
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{
"oid": "1192d38bd402f39da231a913926e199cf2bb67d2",
"body": "…rces (accurate to 1-2%)\n\nAdded examples/mem_probe_convert.rs (marginal-WS probe: VmHWM - pre-RSS) +\nbenchmarks/convertplan_estimate_verify_2026-06-23.tsv. Measured the conversion\npeak vs estimate_resources across layout/alpha/gray/depth plans at 1024-4096^2:\nratio meas/est = 1.00-1.07. The memory m\n[…]\ns) matches reality to 1-2% - far tighter than the\ndocumented +-30% (which is the wall-time bench tolerance). Confirms the estimate\nis trustworthy to compose into decode/pipeline peak-memory estimates.",
"is_bot": false,
"headline": "test(zenpixels-convert): heaptrack-verify ConvertPlan::estimate_resou…",
"author_name": "Lilith River",
"author_login": "lilith",
"committed_at": "2026-06-23T14:51:37Z",
"body_truncated": true,
"is_coding_agent": false
},
{
"oid": "183af66179a6b6bb6b1c3dd8266684ae8c52de21",
"body": "Adds `ConvertPlan::estimate_resources(width, height) -> ResourceEstimate`\nplus a `PixelBufferConvertExt::estimate_convert_to(&target)` shortcut for\npredicting memory + time before running a conversion. Callers integrating\nzenpixels-convert into pipelines (imageflow, zenpipe, ultrahdr-rs, the\nimazen \n[…]\n ms\n\nCHANGELOG entry under zenpixels-convert — added, calibration provenance\nand the ±30 % tolerance documented.\n\nAll 9 new tests pass; 513/513 existing lib tests pass; clippy clean;\ndocs build clean.",
"is_bot": false,
"headline": "feat(convert): ResourceEstimate API — predict peak memory + wall-clock",
"author_name": "Lilith River",
"author_login": "lilith",
"committed_at": "2026-06-23T14:28:30Z",
"body_truncated": true,
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{
"oid": "69bb400a99d489aac4c62fc82920a6a70272b59c",
"body": "…onvert::hdr::Bt2446A\n\nThe reinhard_tonemap / reinhard_inverse / exposure_tonemap deprecation\nmessages still pointed at `zentone::Bt2446A` — but Bt2446A was\nextracted from zentone into `zenpixels-convert::hdr` in commit\n52fd949 and is now the audited production default. Updated the\ndeprecation `note\n[…]\n:Bt2446A`\n location.\n\nNo behaviour change — these fns remain `#[deprecated]` + `#[doc(hidden)]`\nand queued for 0.3.0 removal. Only the warning text and docs are\nupdated to be accurate post-shootout.",
"is_bot": false,
"headline": "deprecate(hdr): repoint reinhard/exposure deprecations at zenpixels_c…",
"author_name": "Lilith River",
"author_login": "lilith",
"committed_at": "2026-06-23T13:58:10Z",
"body_truncated": true,
"is_coding_agent": false
},
{
"oid": "4e2dfb5a3ec3e988ff2a0de2266c31d1ca5d7990",
"body": "User directive: max is the only documented production peak-measurement\nAPI in zenpixels-convert. Everything else is implementation detail under\nthe hdr-experimental gate.\n\nAdded `#[doc(hidden)]` to:\n- `CllMeasure::measure_percentile` — secondary explicit-percentile API\n- `CllMeasure::measure_histogr\n[…]\n-features hdr-experimental`.\nInternal call sites (the hidden trait methods + the histogram type +\nDEFAULT_PERCENTILE) still resolve because doc(hidden) doesn't affect\nvisibility — only rustdoc output.",
"is_bot": false,
"headline": "feat(hdr): hide everything except measure_max",
"author_name": "Lilith River",
"author_login": "lilith",
"committed_at": "2026-06-23T12:07:43Z",
"body_truncated": true,
"is_coding_agent": false
},
{
"oid": "efc0e8403dab7cf008bf5ddd6000e3de6064f568",
"body": "The 2026-06-22 audited shootout's tail-aware metric set (76 samples ×\n20 curves × 4 peak methods, scored with mean/p95/p99 ΔE2000 + OKLab\nEuclidean ΔE against producer SDR) split 3-3 between `measure_max` and\n`measure_percentile @ 0.99999`:\n\n | metric | measure_max | p99999 | winner |\n |\n[…]\n`default_percentile_constant_is_tail_tightest`.\n\nAll 33 hdr::measure tests pass under `--features hdr-experimental`.\nAPI churn under the `hdr-experimental` gate (no semver break for\nstable consumers).",
"is_bot": false,
"headline": "feat(hdr): make measure_max the production default; hide measure_robust",
"author_name": "Lilith River",
"author_login": "lilith",
"committed_at": "2026-06-23T12:02:49Z",
"body_truncated": true,
"is_coding_agent": false
},
{
"oid": "dc31756c35e9ac4b962a481704b87d30c79d9dd7",
"body": "…smoothed\n\nThe 2026-06-22 audited HDR→SDR shootout (76 imazen-26 samples × 20 curves\n× 4 peak methods) established two findings that drive this change:\n\n1. `measure_percentile @ 0.99999` (== `measure_robust` with the new\n default) won every tail-aware metric (`de2000_p95`, `de2000_p99`,\n `de_ok_\n[…]\n99)\n\nAll 33 hdr::measure tests pass under `--features hdr-experimental`.\n\nNote: this is API churn under the `hdr-experimental` gate, which has\nnot stabilized yet. No semver break for stable consumers.",
"is_bot": false,
"headline": "feat(hdr): flip DEFAULT_PERCENTILE 0.9999→0.99999 + hide measure_max_…",
"author_name": "Lilith River",
"author_login": "lilith",
"committed_at": "2026-06-23T10:54:18Z",
"body_truncated": true,
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{
"oid": "0897f179db46b5459532b364279a21afee1d8553",
"body": "HDR→SDR conversion is now a native multi-step in the existing\n`ConvertPlan` infrastructure rather than a parallel struct with its own\nbuffer dispatch — when the plan builder sees an HDR-encoded source\n(PQ/HLG) with an HDR config, it composes the existing transfer-decode +\ngamut-matrix steps with two\n[…]\nΔE2000 = 3.16 on the imazen-26 sample — matches the\n pre-refactor pipeline.\n- New unit tests pin per-pixel parity between the HDR plan and a\n manual `apply_strip`-equivalent reference (within 5e-4).",
"is_bot": false,
"headline": "refactor(hdr): fold HdrToSdr into ConvertPlan as ToneMap step",
"author_name": "Lilith River",
"author_login": "lilith",
"committed_at": "2026-06-22T22:51:43Z",
"body_truncated": true,
"is_coding_agent": false
},
{
"oid": "e712f84e2573d81513c659e5aee932f263c736d4",
"body": "…diffuse-white\n\nAdd convert_buffer(&PixelBuffer) -> Result<PixelBuffer> and\nconvert_into(&PixelBuffer, &mut PixelBuffer) -> Result<()> on HdrToSdr,\nwrapping the existing linear-light apply_strip primitive with full\ndescriptor-based byte-format dispatch. The strip-level math is untouched\n— the new bu\n[…]\nargo fmt --check: clean\n\nTests added: 14 in hdr::buffer_dispatch::tests covering one cell per axis\n(transfer, format, alpha, signal range, diffuse-white precedence) plus\nmismatched-primary validation.",
"is_bot": false,
"headline": "feat(hdr): HdrToSdr auto-handles transfer / format / alpha / range / …",
"author_name": "Lilith River",
"author_login": "lilith",
"committed_at": "2026-06-22T02:40:52Z",
"body_truncated": true,
"is_coding_agent": false
},
{
"oid": "f68b759e63cc779806f5f59f6eb4d713cad90629",
"body": "Replaces the primitive `ColorPrimaries` source/target params on\n`zenpixels_convert::hdr::HdrToSdr` with `PixelDescriptor`. Descriptors\nare the single source of truth for buffer color metadata (primaries,\ntransfer, format, alpha mode, signal range), so the converter no longer\nneeds to fan its inputs \n[…]\nound-trip.\n\nProducer-SDR e2e (`__hdr-e2e-test` feature, imazen-26 12 MP sample)\nstill passes at mean ΔE2000 = 3.16 — bit-identical to the prior commit\nsince only the API surface changed, not the math.",
"is_bot": false,
"headline": "refactor(hdr): HdrToSdr takes PixelDescriptor for source and target",
"author_name": "Lilith River",
"author_login": "lilith",
"committed_at": "2026-06-21T23:39:12Z",
"body_truncated": true,
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},
{
"oid": "3ed973cc1ae6e9f122d52edf29bca574794ccd78",
"body": "Removed the [patch.crates-io] zencodec = { path = \"../zencodec\" } entry now\nthat zencodec 0.1.24 is on crates.io. The patch only affected the\n__hdr-e2e-test transitive graph (zencodec is not a default-build dependency\nof any member); that graph now resolves zencodec from the registry, with the\nlock \n[…]\n zenpixels member implements or reads the\nestimate / ResourceEstimate API. cargo test --workspace green; the\n__hdr-e2e-test test (which exercises the zencodec graph) passes on a real\nimazen-26 sample.",
"is_bot": false,
"headline": "deps: migrate to published zencodec 0.1.24 + drop git-rev patch",
"author_name": "Lilith River",
"author_login": "lilith",
"committed_at": "2026-06-21T22:57:35Z",
"body_truncated": true,
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{
"oid": "505d02e8df22b7ae35a78dca1ea2ee6a685d6df9",
"body": "…mode\n\nExtends HdrToSdr to accept an arbitrary target ColorPrimaries, not just\nBT.709. When target_primaries == ColorPrimaries::Bt2020, the BT.2020 →\ntarget gamut matrix AND the OKLch soft-compress stages are skipped\nentirely — output is \"as lossless as physics allows\", with only the\ninherent BT.244\n[…]\nr_each_target_primaries — extreme-input safety\n under each target\n * property_simd_matches_scalar_under_arbitrary_target_primaries —\n SIMD/scalar parity holds across every (source, target) pair",
"is_bot": false,
"headline": "feat(hdr): target_primaries on HdrToSdr — wide-gamut lossless output …",
"author_name": "Lilith River",
"author_login": "lilith",
"committed_at": "2026-06-21T22:06:52Z",
"body_truncated": true,
"is_coding_agent": false
},
{
"oid": "14c7576cf191f6d990ff547f8afee9ddc8a6c25f",
"body": "The bug\n=======\n`HdrToSdr::apply_strip` applied the BT.2020 -> BT.709 gamut matrix BEFORE\nthe BT.2446 Method A tone-map. That was wrong: ITU-R BT.2446-1 specifies\nthe curve in BT.2020 R'G'B' / Y'Cb'Cr', so its luma weights\n(0.2627 / 0.6780 / 0.0593) and YCbCr<->RGB coefficients are\nBT.2020-specific.\n[…]\nt and\nhdr-experimental feature sets, plus the e2e test under\n__hdr-e2e-test (requires `-p zenpixels-convert@0.2.15` to disambiguate\nthe workspace + transitive registry-zenpixels-convert@0.2.14 graph).",
"is_bot": false,
"headline": "fix(hdr): HdrToSdr pipeline order + arbitrary source primaries",
"author_name": "Lilith River",
"author_login": "lilith",
"committed_at": "2026-06-21T10:32:34Z",
"body_truncated": true,
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{
"oid": "52fd949811b04855e26d2b6b6841c787d493ad66",
"body": "…mental\n\nPulls ITU-R BT.2446 Method A into the canonical HDR convert home next to\nthe existing CllMeasure primitives:\n\n- src/hdr/bt2446a.rs — concrete Bt2446A struct + scalar map_rgb (verbatim\n from zentone/src/bt2446a.rs).\n- src/hdr/bt2446a_simd.rs — 16-wide magetypes kernel + POW24 BT.1886 EOTF\n \n[…]\n sensible SDR range,\n source==target near-identity, knee sensitivity, multi-decade finiteness.\n\nNet: 33 new tests in the hdr submodule; 521 lib tests pass with\nhdr-experimental enabled (455 without).",
"is_bot": false,
"headline": "feat(hdr): extract Bt2446A + SoftCompress + HdrToSdr under hdr-experi…",
"author_name": "Lilith River",
"author_login": "lilith",
"committed_at": "2026-06-21T08:12:15Z",
"body_truncated": true,
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{
"oid": "154a901d6828abc0bdd19603bada4aad736f23b3",
"body": "…:measure (#54)\n\nThe CLL measurement surface lives at zenpixels_convert::hdr::measure now,\ngated behind a new `hdr-experimental` Cargo feature (default-off). Reflects\ntwo corrections to the previous commit:\n\n 1. Path: `measure` is HDR analysis; lives under `hdr::` rather than at\n crate root. ze\n[…]\n 480 Mpix/s\n histogram, unchanged from pre-gate measurement.\n\nCHANGELOG zenpixels-convert — added: surface now described as \"gated\nbehind hdr-experimental\". Path references updated to hdr::measure.",
"is_bot": false,
"headline": "refactor(hdr): gate measurement behind hdr-experimental, nest at hdr:…",
"author_name": "Lilith River",
"author_login": "lilith",
"committed_at": "2026-06-20T02:27:32Z",
"body_truncated": true,
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"oid": "b182bba7523afb21f004f32106566037a4a2522d",
"body": "…trait, #54)\n\nThe measure_* API surface, LightLevelHistogram, LightLevelMethod, and the\nSIMD scan kernel migrate from zenpixels to zenpixels-convert. zenpixels\nbecomes purely structural HDR types (DiffuseWhite / ContentLightLevel\nstruct + new + DEFAULT_PERCENTILE + the deprecated 0.2.14 2-arg measur\n[…]\n_robust → measure for 0.3.0.\n\nThroughput unchanged across the move: 2.5-3.4 Gpix/s measure_max, 1.0-1.3\nGpix/s measure_max_smoothed, 470 Mpix/s measure_histogram (Ryzen 9 7950X,\n-C target-cpu=native).",
"is_bot": false,
"headline": "refactor(hdr): move CLL measurement to zenpixels-convert (CllMeasure …",
"author_name": "Lilith River",
"author_login": "lilith",
"committed_at": "2026-06-20T01:04:54Z",
"body_truncated": true,
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{
"oid": "c927288a3dbaf8bdd0947738f7ec2e63e90dfe69",
"body": "…bin (#54)\n\nWalker previously returned the lower edge of the bin where the CDF first\ncrossed `p · total` — up to ~0.02 stops / ~2 % below the true percentile\nat HDR brightness (~13 nits at 1015 cd/m²). Now linearly interpolates in\nlog2 space within that bin:\n\n fraction = (threshold - count_before) \n[…]\nonfirm the 1 MP dense case lands within ~1\nnit (vs ~13 with the floor walker). Existing percentile and measure_*\ntests pass without bound changes — the readout only ever moved towards\nthe literal max.",
"is_bot": false,
"headline": "refine(hdr): LightLevelHistogram::percentile interpolates within the …",
"author_name": "Lilith River",
"author_login": "lilith",
"committed_at": "2026-06-19T23:10:09Z",
"body_truncated": true,
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{
"oid": "b99d0645e2b3f415eb65225d92b7a3fc4b782629",
"body": "…MaxCLL (#54)\n\nThe defect-tolerant entry point production HDR pipelines actually want.\nEquivalent to measure_percentile(p=DEFAULT_PERCENTILE), with DEFAULT_PERCENTILE\n= 0.9999 (the libplacebo / DaVinci Resolve / x265 / HDR10+ industry default).\nDrops the top 0.01% of pixels as the outlier budget, re\n[…]\nercentile across both\nreduction methods), defect rejection on 100k pixels with 1 stuck pixel,\nsparse-bright cliff (1-in-100 dropped), non-linear rejection, zero image,\nDEFAULT_PERCENTILE constant pin.",
"is_bot": false,
"headline": "feat(hdr): measure_robust + DEFAULT_PERCENTILE — recommended-default …",
"author_name": "Lilith River",
"author_login": "lilith",
"committed_at": "2026-06-19T23:02:41Z",
"body_truncated": true,
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{
"oid": "76f02183dfe20244946903e7029a5f84471ab015",
"body": "…(defect-tolerant, #54)\n\n3×1 horizontal box filter on the per-pixel max(R,G,B) (or BT.2020 luma)\nreduction, mirror-padded at row edges. Single stuck pixel at 10 000 cd/m²\nin a 0.005 cd/m² background reads as ~3 333 instead of 10 000; ≥3-pixel\nclusters preserved at full magnitude. Defect-tolerant alt\n[…]\nsuppression at 1/3, 3-cluster preservation at 1.0×,\n2-cluster at 2/3, MaxFALL parity with measure_max, mirror-pad at edges,\ndegenerate widths (w=1, w=2), luma method, zero image, non-linear\nrejection.",
"is_bot": false,
"headline": "feat(hdr): measure_max_smoothed — 3×1 horizontal box-filtered MaxCLL …",
"author_name": "Lilith River",
"author_login": "lilith",
"committed_at": "2026-06-19T22:39:27Z",
"body_truncated": true,
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{
"oid": "cd9f448471a5c484b163bcdc5cf84e6700a61644",
"body": "…(#60)\n\nThe spec-conformant CLL reading (CTA-861.3 strict — literal MaxCLL +\narithmetic MaxFALL) is the hot path for HDR-aware encoders: runs on\nevery frame of every encode, no histogram needed. Previously `measure_max`\nbuilt the full 1024-bin log histogram just to call `.max()` and `.mean()`\non it,\n[…]\null results,\n reproducer, libplacebo comparison.\n- CHANGELOG.md: zenpixels — added entry.\n\nLib tests: 246 → 250 pass (4 new). Clippy `-D warnings` clean under\nboth feature combos. no_std build clean.",
"is_bot": false,
"headline": "perf(hdr): SOTA measure_max — 2.5-3.4 Gpix/s, above libplacebo (#54) …",
"author_name": "Lilith River",
"author_login": "lilith",
"committed_at": "2026-06-19T19:28:36Z",
"body_truncated": true,
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{
"oid": "5a248ddf604a043df5a1780156ab89d93bc07a3f",
"body": "…p) (#59)\n\nSIMD acceleration for `ContentLightLevel::measure_histogram` (and the\n`measure_max` / `measure_percentile` convenience methods that route\nthrough it), gated behind a new `simd` cargo feature. The scalar path\nstays the runtime fallback and the no-`simd`-feature build path.\n\nDesign:\n- Tiere\n[…]\n entry.\n\n246 lib tests pass (default features) / 246 with `--features simd`\n(no test-count change — same suite runs under both); clippy\n`-D warnings` clean under `--features simd`; no_std build clean.",
"is_bot": false,
"headline": "perf(hdr): SIMD measure_histogram kernel — ~1.7× scalar (#54 follow-u…",
"author_name": "Lilith River",
"author_login": "lilith",
"committed_at": "2026-06-19T19:07:03Z",
"body_truncated": true,
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{
"oid": "9cab557bf54dff7fa3badd853538cdcf0389eee9",
"body": "…percentile (#54) (#58)\n\nReplaces the deprecated literal-max ContentLightLevel::measure with a\nproper histogram primitive. The redesigned issue #54 documented why a\nfixed-percentile API is the wrong answer: defect-driven outliers\n(stuck pixels, sensor noise, specular blowouts) want a percentile;\nnat\n[…]\n bin edges (within 0.5%); empty-input path;\nnon-Linear / non-f32 rejection.\n\n236 → 246 zenpixels lib tests pass (default features); 282 with\nall features. clippy -D warnings clean. no_std build clean.",
"is_bot": false,
"headline": "feat(hdr): histogram-based ContentLightLevel — spec-literal + opt-in …",
"author_name": "Lilith River",
"author_login": "lilith",
"committed_at": "2026-06-19T09:38:25Z",
"body_truncated": true,
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{
"oid": "a8e5ef7160d8f86d057990f7b203b9e4dd39c711",
"body": "…(#57)\n\nThree production-readiness bugs from the zenpixels-convert audit, all in\nthe raw-bytes free-function path. The PixelBuffer (ext.rs) path was\nalready correctly guarded.\n\n1. assert_not_cmyk PANICS on caller-supplied CMYK descriptor (adapt.rs:80,\n reached from adapt_for_encode*, convert_buffe\n[…]\n64-bit)\n- Three pre-existing #[should_panic] CMYK tests updated to assert the\n typed CmykUnsupported error instead of the abort.\n\n448 → 455 zenpixels-convert lib tests pass. clippy -D warnings clean.",
"is_bot": false,
"headline": "fix(convert): typed errors instead of panics on raw-bytes path (#44) …",
"author_name": "Lilith River",
"author_login": "lilith",
"committed_at": "2026-06-19T08:04:27Z",
"body_truncated": true,
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"oid": "82ba79db6620897e44d7038e92a3cfb58a20c4d5",
"body": "… (#43) (#56)\n\nTwo production-readiness bugs from the zenpixels#43 audit, both\nfixable non-breakingly at the use site.\n\n1. PlaneDescriptor::plane_width / plane_height (planar.rs:299-309) used\n ref_width.div_ceil(self.h_subsample as u32) — but h_subsample /\n v_subsample are public fields, so a st\n[…]\nows)\n- simd_aligned_stride_saturates_and_does_not_wrap_via_align_up\n (verifies the align-up step doesn't undo the saturation)\n\n236 → 240 zenpixels lib tests pass. clippy -D warnings clean. fmt clean.",
"is_bot": false,
"headline": "fix(planar+descriptor): div-by-zero panic + 32-bit silent under-alloc…",
"author_name": "Lilith River",
"author_login": "lilith",
"committed_at": "2026-06-19T07:48:32Z",
"body_truncated": true,
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{
"oid": "799d4ee0fd867d45eb681937d5d23d815dfb0971",
"body": "…p/icc",
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