Wave 7 - engines, chosen per file by the client's own capabilities
- internal/engine: a registry. html5 is built in and declares a CONSERVATIVE
browser baseline (h264/vp8/vp9/av1, deliberately no hevc and no mpeg4, because
that is what was measured). mpv, vlc and mdk are registered as native engines
declaring the broad support those libraries really have.
- The server never declares a file playable. It reports what is in the file and
matches it against the engines the CLIENT declares. Proven:
engines=["html5"] -> playable=false engine=null reason=vcodec:hevc
engines=["html5","mpv"] -> playable=true engine=mpv
Same file, different answer, because the client offered a different engine.
That is what makes adding a native client a registration rather than a rewrite.
- internal/playback: GET /playback/engines and POST /playback/resolve, behind
auth and the same grant chokepoint. An unreadable item is 404, not 403.
- web/src/lib/capabilities.ts: uses navigator.mediaCapabilities.decodingInfo(),
which returns {supported, smooth, powerEfficient}. That is real client-hardware
detection and it distinguishes "cannot decode" from "can decode but it will
stutter and drain the battery". Feature-detected; degrades to the server
baseline rather than throwing.
- VideoPlayer consults the server as an ADVISORY only. The element remains the
source of truth: the server's note appears first, then the element's own
confirmation replaces it once videoWidth proves the answer. Verified on HEVC —
"Playback may not work here" at 0-906ms, "Video cannot play here" from ~1208ms.
Wave 8 - missing files: visibility and an explicit purge
- migrations/0011 adds missing_since to media_items and media_files.
- It is written only on the TRANSITION into missing, so the age says when the
file first vanished rather than the last rescan. Proven byte-identical across a
rescan, and cleared when a file is restored.
- GET /api/v1/missing (grant-scoped) and POST /api/v1/libraries/{id}/purge
(admin only). The purge deletes only items that are missing AND have no
present file, and its cascade into progress/item_people/item_views/game_saves
is enumerated in a comment — that cascade is exactly why deletion is never
automatic. Proven: 19 items -> 18, only the missing one, the non-missing item
untouched and its files intact, second purge returns 0.
- MissingFiles.svelte in the Manage nav: title, kind, library, path, human age,
and a per-library Purge behind a confirmation that names the count and says
progress cannot be regenerated.
Coordinator wired playback.NewHandlers into main.go (the one line agents were
told to leave alone).
Verified end to end: 17 packages pass, gofmt/vet clean, svelte-check 0/0, and
every claim above checked against the running server.
11 lines
644 B
SQL
11 lines
644 B
SQL
-- 0011_missing_since.sql — record how long a file or item has been missing.
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--
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-- `missing` says a file is gone; `missing_since` says for how long. That age is
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-- the whole point: it is what lets an admin tell a drive that is merely
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-- unplugged from content that is genuinely deleted, and therefore whether the
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-- explicit purge is safe to run. Without it every rescan would refresh the
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-- timestamp and a file that has been gone for months would look "just now
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-- missing" on every pass.
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ALTER TABLE media_items ADD COLUMN missing_since TEXT NOT NULL DEFAULT '';
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ALTER TABLE media_files ADD COLUMN missing_since TEXT NOT NULL DEFAULT '';
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