dtourolle 2ef971bf37 Fail when the last film stock cannot be reached
The film list bug gave no failure anywhere: the data was right, the
markup compiled, and the list rendered. Two guards now check that the
list can be walked to its end, both by driving input rather than by
reading markup.

tests/film_list_reaches_every_stock.rs runs in CI and needs no display.
It builds the real AppWindow on Slint's testing backend and gives it 28
stocks. It dispatches window events through the same routing a window
uses: popup, Flickables, arbitration. It then checks that the last stock
is on screen, that is, not clipped away:
- after Down past the end, and that Enter chooses it;
- after drags on the list;
- after a run of wheel events with a still pointer;
- after dragging the scrollbar thumb.

Element queries need the Slint compiler's debug tables, which build.rs
emitted only for the `automation` feature. It now emits them for every
debug build too. Release builds, the ones that ship, are unchanged. The
testing backend is a dev-dependency at the same pinned version the
automation feature already uses, so no new crate enters the lockfile.
The test is compiled out of release test runs.

film_reach in tools/manual/scenes.py is the same check on the recording
rig: a real X pointer from xdotool, the release build, and the demo
library. It makes no picture, so it adds nothing to the manual. It runs
with every recording, or alone with `record.sh LIBRARY film_reach`, and
fails the run if the last stock (Ilford HP5 Plus) is out of reach by
the wheel, a drag, the scrollbar or the keys.

Both have to add the popup's position back. The testing backend reports
anything inside a popup relative to the popup, and so does the
automation hook built on it. They take the popup's position from the
Film row and Slint's clamp into the window.
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DarkRoom

A non-destructive RAW photo editor and library for Linux and Android, with a GPU develop pipeline, a catalog that syncs between devices, and no account, no telemetry and no cloud of its own.

The library: seventy frames, the timeline beside them, the filter bar above

The manual shows every feature, pictured from the application itself. This page says what it is, how to get it, and what is still missing.

What it does

A library. Point it at a folder — on this machine, on a network mount, or one a Nextcloud client keeps in virtual-files mode, where a placeholder is treated as the photograph rather than as a one-byte file — or at a Nextcloud account directly. The grid is virtualised, ordered by capture time with a timeline beside it, and filtered by rating, flag, person and whether the file is here. Ratings, keywords, collections and a trash that survives a crash mid-operation. Card ingest. Bursts fold. Face detection and identity, with the index syncing between devices.

Developing. Eighteen declared operations fused into one compute dispatch, plus the neighbourhood work that cannot be: clarity, texture, capture sharpening, noise reduction, lens correction, spectral film simulation. Crop and straighten, spot repair, and local adjustments over masks the model draws — click a subject or a category, then paint, subtract a gradient, grow or shrink the edge. Focus peaking and a raw histogram for judging what is recoverable. Named presets; XMP sidecars other editors read.

Segmenting an urban scene and choosing the sky as a mask

Panoramas. Select the frames, align, choose a projection, fill the ragged border rather than crop it, and the composite lands beside its sources as a DNG, with a sidecar recording what it was merged from.

Twelve hand-held frames aligned on a cylinder

Export. JPEG, PNG, AVIF, JPEG XL, 8- and 16-bit TIFF, with resize, output sharpening, a naming template and a colour space — to a folder here or back into the library.

On both platforms. The same core runs on a desktop and a 12-inch tablet; the interface is one layout, tuned for a wide viewport with touch targets throughout. On both, the develop view draws the compute pass's texture directly — no readback between the GPU and the screen.

Getting it

Platform How State
Arch Linux packaging/PKGBUILD — makepkg -si Built from every release
Android The APK from each CI run, or ./docker/android/package.sh --install Runs on a tablet; F-Droid not yet submitted
Windows DarkRoom-<version>-x86_64-setup.exe, cross-built by CI (windows.md) Verified under Wine only; unsigned
Flatpak packaging/flatpak/ Manifest in tree; choosing a library does not yet work in the sandbox

Or build it. Git LFS is required for the model weights, and the toolchain pins itself to 1.92.0:

git lfs install && git lfs pull
cargo run --release -p darkroom-desktop

Android, through the containerised toolchain (docker/android):

./docker/android/build.sh cargo ndk -t arm64-v8a build --release

CONTRIBUTING.md has the system packages, the four commands CI runs against what you send, and the shortest useful contribution — a develop operation is one YAML file, and it arrives with its controls, its place in the chain and its tests.

Where it stands

0.15.0, twenty-three tagged releases in. 190 numbered requirements in scope, 84% of them claimed by code and traced to it; the rest are written down rather than merely absent.

Not built: plugins (post-v1, D12), compare and survey culling, AI denoise, tiled rendering, HDR merge and focus stacking, most of the Android platform integration beyond running, and the Flatpak's library chooser. The performance targets are half verified: the per-commit benchmark suite §8 requires exists for everything that does not need a frame — the catalog, the scan, the thumbnails — and not yet for the render path, so a regression there fails nothing. outstanding.md is the list, with the reasoning for each.

Documentation

docs/README.md is the index. The short version, for someone using it:

manual Every feature, pictured
gestures.md How it is driven — generated from the code, so it cannot describe a gesture that does not exist

For someone changing it:

CONTRIBUTING.md How to land a first change without reading the rest
requirements.md What the software must do — the numbered register, and the decisions
architecture.md How it is built — crates, the GPU pipeline, the data model, sync
technical-debt.md Compromises taken deliberately, each with the condition that retires it
outstanding.md What is not built, and whether that is a decision or a gap
code-health.md What a contribution costs, per seam, measured
traceability.md Generated: which requirement is claimed by which file

Designs, one per subsystem: segmentation and mask editing · spot removal · panorama · faces · inference · storage and sync · catalog · display and extension · navigation · distribution · windows · benchmarks.

Licence

GPL-3.0-or-later. The photographs in the manual and the test fixtures are the author's and are there to show and test this project, nothing else. The model weights carry their own licences — models/LICENCE.md.

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