Commit Graph
57 Commits
Author SHA1 Message Date
enricobuehler a6e51215fd feat(client): M6's rung is wired — libva, dlopen'd, no libavcodec
The native VAAPI decoder now runs end to end: pf-vaadec's plans go into
libva's buffers, the surface comes back as DRM-PRIME dmabufs, and the
presenter imports them exactly as it does the FFmpeg rung's. Pin-only —
`PUNKTFUNK_DECODER=native-vaapi` — for the reason M5's D3D11VA rung was:
`auto` admission is earned with hardware parity and a soak, and this rung
has decoded nothing yet.

libva is dlopen'd rather than linked, so the pf-lxcheck2 container compiles
and clippies the whole thing without libva-dev, and a machine without a
VAAPI runtime gets a clean refusal instead of a packaging dependency.

The surface pool is not the slot map. `SlotMap::assign` hands out the lowest
free slot, and a slot freed by an access unit's own removals is free by the
time that unit's picture takes it — measured at 225 of the vendored vector's
250 access units. A surface bound by slot index would therefore decode, on
nine frames in ten, into the surface still holding the picture on screen. So
`plan_to_va` now takes the decode target as a parameter, bound by the caller
at activation time the way pf-vkdecode binds a pool image, and a surface is
free only when no live picture is bound to it, no output is owed for it, and
no consumer holds it.

Measured rather than transcribed, as everywhere else here: layout-probe.c
grew the export descriptor (312 bytes, objects[4]/layers[4]), the buffer-type
enumerators — VASliceParameterBufferType is 4 and VASliceDataBufferType is 5,
not the 3 and 4 that counting off the header suggests — and the config,
attribute and generic-value layouts. All pinned as compile-time assertions,
which is how the 12-byte VAGenericValue in the first draft was caught: the C
union holds a pointer, so it is 8-aligned and 16 bytes.

The plane walk lives in pf-vaadec, pure and unit-tested on macOS, because it
is the one structure the DRIVER writes and we read: SEPARATE_LAYERS returns
NV12 as two layers, and taking layers[0] is the green screen this project has
already paid for. It also refuses what it cannot express rather than guessing
— a bogus object count, a plane naming an object that is not there, objects
disagreeing on tiling.

Own DecodedImage variant, same payload type. The physical hand-off is
identical to the FFmpeg rung's, so the presenter keeps ONE arm and one
demotion streak; the variant exists so the compiler asks which rung decoded
wherever that matters. Both D3D11VA rungs share a variant and `1573a987` had
to fix the consequence afterwards — a "native" soak that could silently have
been an FFmpeg soak. Here the four uncovered matches were compile errors.

Buffers are destroyed by us, not by vaEndPicture: va.h is explicit that the
user must call vaDestroyBuffer, and the libva 0.x behaviour is long gone.
Leaking two per picture at 60 fps exhausts the driver's store in minutes.

pf-vaadec's presenter headroom was 4, written against no consumer. The Vulkan
rung had already measured the client pipeline at four to seven held frames;
it is 8 now, pinned to that crate's constant so a re-measurement moves both.

Gates: macOS fmt/clippy/341 tests/cargo doc, and in the container clippy
-D warnings over six crates, 795 tests, workspace check.

Hardware legs are still owed — no AMD/Mesa or Intel box was reachable.
2026-08-06 16:56:38 +02:00
enricobuehler 2a57ee36f8 feat(client): M4 — the decoder's own verdict reaches the session
This program exists because a field corruption was architecturally
undetectable through FFmpeg: no decode-status read, no corrupt-frame
flag, errors only as scraped log lines, and no recovery-point signal so
intra-refresh healing was invisible. The native decoder has all of those.
M4 is where they stop being internal.

DecodeHealth counts, per session and without allocating per frame, what
the three answers actually are: damaged (the stream arrived incomplete),
refused (the rung would not decode it at all) and driver-failed (the
hardware says it could not decode what arrived), plus the current and
worst concealment run — the figures that separate one bad AU from a
stream that never came back. They ride the stats line additively, so an
FFmpeg session and a healthy native session emit byte-identical output
to today. The status-query capability is reported too: without it a
clean report cannot be told from an unmeasured one, which is the whole
nb_queries=0 lesson.

The headline is local recovery. Until now the pump could only learn that
intra-refresh healing finished from wire flags the host sends; absent
those it froze until the 500 ms backstop forced an IDR. The parsed
recovery-point SEI now feeds the re-anchor gate directly, so a session
lifts on the picture that is actually clean. Wire semantics are
untouched for every client that never calls it.

Detection now asks for recovery instead of erroring — an integrity
warning ticking the error streak would demote the native rung on exactly
the lossy links it exists to diagnose, where an FFmpeg rung conceals
silently and keeps its job.

Review round 12 found that trade had removed the escape hatch entirely.
Concealment returning Ok(None) reset the demotion streak, and worse: the
driver-verdict ledger is only populated when a frame ships, so under
continuous concealment no verdict was ever read and the erroring arm
could not fire at all. A host framing regression of the 0.23.0
slice-wire class — which does not self-heal, and which a keyframe does
not clear — would have frozen indefinitely with no demotion and a clean
integrity line, where before it demoted to FFmpeg-Vulkan and showed a
picture. Now only an answer that proves the rung works clears the
streak: a shipped frame, or a clean no-frame. Concealment neither ticks
nor clears, so a lossy link still cannot demote a healthy rung while a
driver failure interleaved with concealment reaches the threshold again.

Two more honesty defects from the same round. A rung refusing every AU
reported no integrity line at all — the founding failure mode, wearing
the shape of a clean bill of health; refusals are now counted. And
driver-failed could be non-zero on a device that cannot produce driver
verdicts, because a degraded timeline read looked the same as one; the
attribution is now withheld inside the counter rather than at call
sites, so the self-contradictory line is unrepresentable.

Local recovery also no longer trusts any recovery-point SEI: only one
whose target advances past an outstanding wave counts as a new wave, so
an encoder re-announcing the current wave with a decreasing count — legal,
and what x264 intra-refresh does — cannot lift the freeze early onto a
partially stale picture. Frames buffered across an arm are dropped by
decode order for the same reason.

Fault injection is a first-class tool now (PUNKTFUNK_AU_FAULT, inert
unless set, env read once). Its test replays the vendored vectors
through the real planners and asserts a negative the plan assumed away:
truncation and bit flips are PROVABLY invisible to the parser — Annex-B
carries no NALU length, so a cut slice is just a shorter slice and a
flipped payload byte is syntactically perfect. Only dropped AUs are
parser-detectable; the rest need the driver verdict, which is why the
status query matters. The H.265 leg found a second: three of that
vector's faulted AUs are sub-layer non-reference pictures, so dropping
them damages nothing and silence is correct — the test asserts both
verdicts and guards that neither half goes vacuous.

Per-frame decode latency was deliberately NOT built. Polling answers
only 'complete by now', and the pump polls once per AU, so every sample
would quantise up by as much as a frame interval — 8.3 ms at 120 Hz
against decodes of 0.1-2 ms. Sampling faster needs a spin or a second
thread on a decoder that is deliberately not Sync. A blocking per-frame
wait is the field scar that once capped a stream at 51 fps. The honest
sampled stat stands.

Also fixed, pre-existing: the re-anchor gate re-armed on every damaged
AU, so sustained damage permanently zeroed the mark count — meaning the
wire's two-mark rule could never complete on exactly the lossy links it
was written for.

Field note recorded while wiring this: intra_refresh_recovery is set by
exactly one encoder backend (Linux libav-NVENC under
PUNKTFUNK_INTRA_REFRESH). AMF and QSV run a wave with no wire mark, and
AMF emits no recovery-point SEI either, so AMD/Windows intra-refresh
sessions still have no clean recovery point by either route.

Gates: fmt clean; container clippy -D warnings zero across
pf-client-core + pf-presenter + pf-vkdecode + punktfunk-core; tests
69/131/129/354/41 plus 5 fault-detection green; cargo check --workspace
clean.
2026-08-06 04:30:40 +02:00
enricobuehler e4d8573475 feat(client): the native rung now decodes HEVC as well as H.264
The last piece of M3 WP-2 — VkH265Decoder was built and hardware-gated
but nothing drove it. video_vk_native.rs holds a two-arm codec enum and
forwards to it; the ledger, release tokens, status-query settling and
timeline waits are byte-for-byte what they were, since they were always
codec-agnostic over one DecodedVkFrame contract. The forwarders are
written out per arm rather than macro'd so the unchanged H.264 arm is
visible to a reviewer.

The picture's own format now reaches the presenter, which picks bit
depth and MSB packing from it instead of assuming the H.264 envelope.
That incidentally fixes a live bug on the SHIPPING FFmpeg-Vulkan path:
it derived ten-bit-ness by comparing against the 10-bit 4:2:0 format
alone, so a 10-bit two-plane 4:4:4 surface — which its own format table
accepts, and which NVIDIA reports for HEVC RExt — got 8-bit range and
transfer maths. Reachable today with Full chroma plus 10-bit: decoded
correctly, displayed wrong.

Review round 11 caught a regression this WP would otherwise have
shipped. pf-vkdecode refuses a stream whose (chroma, depth) pair has no
picture format on the device, but the session is built lazily from the
first SPS, so the refusal arrived AFTER construction — past the point
where a native init failure falls through to FFmpeg-Vulkan. It burned
the error streak instead and demoted to VAAPI/D3D11VA, which on
NVIDIA/Linux means software. Turning on Full chroma on any non-NVIDIA
GPU was enough: a 4K HEVC session that ran on FFmpeg-Vulkan before this
branch would have landed on software decode.

Both halves are fixed. The negotiated chroma and bit depth — already at
the call site, the PyroWave arm four lines up uses them — are threaded
into the backend, which probes the same caps path ensure_state would
run, so the whole class refuses at CONSTRUCTION where the fall-through
already exists. For the legs no negotiation can carry (a level above
maxLevelIdc, an SPS that disagrees with the Welcome) the decoder latches
'never delivered a frame' and routes that first streak to FFmpeg-Vulkan
rather than down the hardware ladder. H.264 is deliberately not probed:
its envelope is fixed, so a probe would only add a profile guess on the
bit-exact path; it gets the latch as its backstop.

Two more from the round. Planner warnings are typed again rather than
Debug strings — pf-vkdecode simply lacked the h265 re-export its h264
twin already had — which restores the H.264 log rendering exactly and
unblocks M4, whose job is counting concealment by kind. And concealment
is now the integrity set only: NonZeroReorder is documented spec-legal
and fully planned, but the client treated every warning as damage, so
the opening IDR and every ABR renegotiation's IDR were released unshown
and re-anchored — a visible hitch on a healthy stream.

Also: a raw-format newtype so a neighbouring i32 field cannot be passed
to the colour maths, the presenter's depth table now pinned against
pf-vkdecode's actual output vocabulary rather than the FFmpeg lane's,
a per-format warn latch, and four stale docs.

Gates: fmt clean; container clippy -D warnings zero across
pf-client-core + pf-presenter + pf-vkdecode; tests 69/125/108/40 green;
cargo check --workspace clean.
2026-08-06 03:02:09 +02:00
enricobuehler 370b0ab494 feat(client): native Vulkan decode joins the automatic ladder, above FFmpeg-Vulkan
Closes M2. The 2026-08-05 ladder decision: WP-D shut with bit-exact
parity vs libavcodec (250/250 AUs on RADV, AMD-proprietary and NVIDIA)
and a 92-minute clean soak, and the program's goal is dropping FFmpeg
from the client — so on H.264 sessions where caps pass, auto now tries
pf-vkdecode FIRST, exactly where the ladder would reach FFmpeg-Vulkan.
No bake period.

native_vulkan_gate widens from by-name-only to the auto family
(auto/""/hardware); the vendor-first rungs are untouched (Linux
Intel/unknown still VAAPI-first, Windows Intel/unknown still
D3D11VA-first — NVIDIA and ALL AMD go native first). A native INIT
failure or caps refusal logs and falls through to FFmpeg-Vulkan, so
admission can't cost a session its decoder at start; runtime error
streaks ride the existing demotion machinery unchanged (past
FFmpeg-Vulkan to VAAPI/D3D11VA/software — a native→FFmpeg-Vulkan
runtime rung is deliberately absent, FFmpeg is on its way out).
PUNKTFUNK_DECODER=native-vulkan stays as the explicit pin; vulkan
keeps naming the FFmpeg backend specifically. A native_tried guard
keeps a failed pin init from re-attempting construction in auto.

Review round 8 (adversarial): no blocking code defect — no demote
bounce-back (Decoder::new is session-start-only; demotion mutates in
place), no double attempt, no cfg imbalance. 5 findings fixed: two doc
overclaims ("nothing regresses" now scoped to init; the ladder
enumerations no longer claim desktop-AMD Linux is VAAPI-first —
prefer_vulkan_first is vendor-wide), stale opt-in claims in Cargo.toml,
stale user-facing ladder text (console-ui row, trust.rs decoder field,
session README incl. the env-knob list), and the gate test now pins the
H264 codec-op bit to the literal 0x1 so a typo'd constant can't make
native silently never engage.

Gates: fmt clean; container clippy -D warnings zero for pf-client-core +
pf-presenter + pf-vkdecode; container tests green (pf-client-core lib +
pf-vkdecode + pf-bitstream); pf-console-ui check clean; mac
pf-vkdecode/pf-bitstream/cros-codecs 167 tests green.

On-glass sanity CLOSED 2026-08-05 ~22:10 UTC on .173 (4090, coincide
mode), decoder=auto and NO env var: the ladder picked native on its
own ("pf-vkdecode auto rung" log line), 525/526 stats windows on
native-vulkan over ~8m46s / 31550 frames, fps 0/59.4/61 with 6
windows <55 incl. startup zeros, bad-signature grep over the whole
log EMPTY, zero TDR events, host service Running after teardown.
2026-08-06 00:12:35 +02:00
enricobuehler 0a72959ef7 Merge main into feat/android-pad-audio
86 commits of main, including the whole M1-M12 haptics sweep. Twelve conflicting files;
three of them were more than textual.

**The capability bits collided.** Both branches allocated the SAME wire bits for DIFFERENT
features: `client_caps 0x04` and `host_caps 0x20` are redundant desktop audio on main and
pad audio here. Merged naively, a peer would negotiate one and get the other. Pad audio
moves to the next free bits — `CLIENT_CAP_PAD_AUDIO = 0x08`, `HOST_CAP_PAD_AUDIO = 0x40` —
and the `abi.rs` mirrors move with them (their compile-time equality assertions caught the
mismatch, which is exactly what they are for).

**Both branches also claimed ABI v15.** Main's shipped (the rumble-policy floor), so the
pad-audio surface becomes **v16**.

**`native/input.rs` would have reintroduced a fixed bug.** This branch resets
`rumble_seq[idx]` on pad removal; M1 established that the client's reorder gate is
per-connection with no reset path, so restarting the host counter strands every later
envelope until it climbs back. Took main's seq-preserving `clear_pad_feedback` and kept only
the branch's `pad_streams.stop(idx)`.

The rest: `wiring_plan::plan` now delegates to main's `plan_with_formats`, so the pad-endpoint
filter moved into that body and the predicate behind it is factored out as `is_pad_render`
(also what B10 needs); `Ds5Feedback::AUDIO` derives from main's `REPORT_ID_LEN` like its
siblings; `AudioCtl` joins the explicitly-listed unhandled variants so the guard-false case is
covered rather than swept up by a `_`; `include/punktfunk_core.h` regenerated rather than
hand-merged.
2026-08-04 23:27:06 +02:00
enricobuehler 1db7058a5d feat(clients/input): system buttons route around local overlays
apple / swift (pull_request) Successful in 1m30s
apple / screenshots (pull_request) Skipped
android / android (pull_request) Successful in 4m16s
ci / rust-arm64 (pull_request) Successful in 3m20s
windows / build (aarch64-pc-windows-msvc) (pull_request) Successful in 59s
ci / web (pull_request) Successful in 1m36s
ci / docs-site (pull_request) Successful in 2m7s
windows / build (x86_64-pc-windows-msvc) (pull_request) Successful in 1m55s
ci / rust (pull_request) Successful in 10m36s
Pressing guide/Steam/QAM collided with the client device's own shell: iOS 26
opens its Game Overlay for the Home press (no app opt-out until iOS 27 makes
it a user setting), and a Gaming-Mode client opened BOTH Steam overlays for
one press — the local one covering the stream.

Two cross-client tier-P settings, zero wire changes:

- system_buttons (auto|forward|local): raw guide+misc1 passthrough. Auto
  forwards everywhere EXCEPT under gamescope, where SteamOS reacts to the
  same physical press no matter what.
- guide_gesture (auto|on|off): hold Select ALONE ~350ms sends the HOST's
  guide, down until release — held on, that's the host's long-press, which
  opens a Gaming-Mode host's QAM for regular pads. A Select tap is delivered
  on release with its up TAP_PRESS (50ms) behind, because per-transition
  sends fold into seq'd GamepadState snapshots and a back-to-back pair can
  coalesce into no press at all. A Select inside a combo (the escape chord)
  passes through untouched. Auto arms it only where the raw press can't
  reach the host cleanly: gamescope, iOS/iPadOS, tvOS.

The same SelectGesture rules live in pf-client-core (pure state machine +
unit tests), the Apple client (mask-diff adaptation in GamepadCapture), and
Android's GamepadRouter. Settings rows on every surface (GTK, WinUI,
console UI, Decky, Apple x2, Android x2) with profile plumbing throughout.

punktfunk-session grows a control socket
($XDG_RUNTIME_DIR[/app/$FLATPAK_ID]/punktfunk-session-ctl.sock — the one
runtime path a flatpak and the host see identically): 'guide'/'qam' verbs
inject synthetic taps. The Decky panel gains a Host menus section (visible
while the client runs) whose buttons press the host's Steam/QAM and close
the local menu so the host's shows through.

iOS 27's GCControllerHomeButtonSettingsManager deep-link is a TODO (the
class needs the Xcode 27 SDK to compile). Docs: input, client-settings,
steam-deck. Design: punktfunk-planning design/system-buttons-routing.md.

Gates: docker clippy --all-targets --locked -D warnings + tests
(pf-client-core 88 incl. 6 new gesture tests, pf-console-ui 47),
cargo fmt --all --check, swift build (macOS), gradle kit+app compile,
decky tsc --noEmit + py_compile. clients/windows not compiled (no box).
2026-08-04 21:46:27 +02:00
enricobuehler 63a4f583b9 feat(console): profiles reach the gamepad UI — pinned cards, pin management, settings section
The Skia console now renders a pinned profile card after its host's primary
tile (KnownHost::pinned_profiles resolved by the service thread), connects
with that profile as a one-off via the existing effective_settings resolver,
and shows the bound default profile on the primary tile. The settings screen
gains a trailing Profiles section — one row per catalog profile with a live
pin count — whose activation opens a pin-to-hosts screen; toggles ride the
new ConsoleCmd::SetPin to the binary, which persists pinned_profiles (the
same field the CLI resolves for Decky's host list). Profiles themselves stay
desktop-authored (design client-settings-profiles.md §5.2a, §5.4).
2026-08-04 19:40:53 +02:00
enricobuehler 5be494f490 merge: bring main into the pad-audio branch
ci / web (pull_request) Successful in 1m0s
windows / build (x86_64-pc-windows-msvc) (pull_request) Failing after 1m2s
apple / swift (pull_request) Successful in 1m18s
apple / screenshots (pull_request) Skipped
ci / docs-site (pull_request) Successful in 1m51s
windows / build (aarch64-pc-windows-msvc) (pull_request) Failing after 34s
ci / rust-arm64 (pull_request) Successful in 2m48s
android / android (pull_request) Successful in 3m49s
ci / rust (pull_request) Successful in 5m40s
Main had moved 34 commits past the merge-base and 13 files had diverged.
Resolving now rather than later, since the force-feedback sweep work is landing
in the same files.

Five conflicts needed hand resolution. Four were "each side added something
different" and keep both: the Forwarding and PadAudioPrefs control variants with
their handlers and setters (pf-client-core/gamepad.rs), both of the session's
pre-attach declarations (forwarding first, so slots still declare their
pad-audio caps at open time), main's WiredPlan/fingerprint alongside the
branch's pad_render_ids (audio_control.rs), and main's judge_default signature
(wasapi_cap.rs).

wiring_plan.rs was not mechanical. Main's 652abeb3 added a flagged last-resort
loopback tier; the branch had added a fifth `plan` parameter excluding pad
endpoints from every role. Taking either side alone loses the other, and
combining them carelessly is worse than both: the new last-resort tier would
happily select the pad's own speaker endpoint, which is stamped "DualSense
Wireless Controller" with no virtual marker precisely so games read it as the
pad's speaker — routing the entire desktop mix into the controller's voice
coils. The branch's exclusion shadows `renders` before any tier runs, so the
last resort inherits it; `a_pad_is_never_the_last_resort` pins that, including
that a pad-only candidate set stays honestly unsatisfiable rather than falling
back onto the coils.

Verified: clippy -p punktfunk-host -p pf-client-core --all-targets --locked
-D warnings = 0; pf-client-core 93/93; punktfunk-host 387 passed with only the
known-environmental gamestream sender_delivers_batches UDP-loopback flake;
wiring_plan 21/21; fmt clean.

NOT verified: audio_control.rs and wasapi_cap.rs are cfg(windows), so neither
the Linux container nor xcheck.sh compiles them. Those two resolutions have had
review only and need the Windows runner before this merges.
2026-08-03 19:11:26 +02:00
enricobuehlerandClaude Opus 5 e38e3c44c9 feat(client/present): V-Sync and VRR become real settings, and VRR is measured
WP3 of design/desktop-presentation-rebuild.md. The `vsync` and `allow_vrr`
settings have existed since WP1 but nothing consumed them — the swapchain picked
MAILBOX-or-FIFO once, from an env var, and froze. This makes them mean
something, which is also what unblocks their settings rows (deliberately
withheld from WP5 rather than shipped as dead switches).

Present-mode selection is now a preference ladder, not a constant:

* V-Sync off — IMMEDIATE, then FIFO_RELAXED, then the tear-free modes. Asking
  to tear and silently getting vsync is a lie, so the mode that actually took is
  named in the stats line and a refused preference is logged requested-vs-active.
* V-Sync on + VRR allowed + fullscreen — FIFO first. On a variable-refresh panel
  with direct scanout the FIFO present IS the flip, so the panel follows the
  stream's cadence instead of a fixed grid; MAILBOX would decouple presents from
  scanout and re-quantize to the compositor's clock. This is only safe because
  WP2's glass gate bounds the standing queue that historically made FIFO costly.
* Otherwise — MAILBOX then FIFO, the shipped default, unchanged.

`PUNKTFUNK_PRESENT_MODE` still pins a mode outright and now falls back to the
settings (rather than to mailbox) when the name is unknown.

VRR detection is MEASURED, never queried. No portable query exists — SDL exposes
none, Wayland does not report adaptive-sync state, Windows surfaces nothing
through Vulkan — and the platforms that do answer have been caught lying (see
the Android per-uid refresh-rate finding). The discriminator is quantization: on
a fixed-refresh panel every on-glass instant lands on the vblank grid, so the
spacing between presents is ~k×period for whole k even when the stream runs
slower than the panel (it just picks a larger k); under real VRR the panel
refreshes when we present, so the spacing follows our own cadence and sits off
the grid. `CadenceProbe` folds each delta to its distance from the nearest
multiple of the learned period and takes the median. Tri-state: it stays Unknown
below 24 deltas and after a display change, so `vrr` is reported only when it
has been measured — never inferred from what the display claims.

Also fixes the read-once refresh rate: `native.refresh_hz` was sampled at
startup and never revisited, so dragging the window to another monitor left a
60 Hz-seeded clock pacing a 144 Hz panel. `WindowEvent::DisplayChanged` now
relearns the latch grid, resets the cadence verdict, and clears the served-slot
latch.

Settings rows for both, on all three surfaces (GTK, WinUI, console). The
console's V-Sync row is reachable in Gaming Mode, which is the only editor a
Deck user has.

Gates: punktfunk-rust-ci linux/amd64 — fmt, clippy -D warnings over
pf-client-core, pf-presenter, pf-console-ui, the session binary and the GTK
client, 160 tests (the two new ones cover every ladder and both cadence
regimes, including the case that matters most: a stream slower than a FIXED
panel must still read as fixed). WinUI leg on the Windows runner .133:
clippy=0 tests=0, against a tree proven by content to contain the edit.

⚠ On-glass validation is still owed and is NOT claimed here: every box with a
real display was powered off when this landed, so the VRR ladder and the
detector have been exercised only against synthetic stamps in unit tests.

Rebase follow-up: `20de58a7` landed the same "panel grid can be wrong in both
directions" defect fix on Android and extracted the corrected learner into
`punktfunk_core::phase::PanelGrid` for the iOS and desktop presenters to share.
This clock had the identical bug — it capped the learned period at the display
mode's refresh, and the mode is only a CLAIM, so a display really running slower
than it advertises pinned a grid whose instants never arrive, for the session,
with no way back. Adopted the shared learner rather than carrying a second,
buggier copy; still fed the window's MIN spacing, which preserves the k×period
resistance the cap was actually aimed at while the streak requirement lets a
genuinely slower panel be discovered. New test: seed 120 Hz, real panel 60 Hz,
the clock must climb back out.

Took the same commit's third lesson too: the adaptive margin widened on a
latch over 1.5×period (a number picked here), and now widens on the latch
exceeding one period plus the lead already applied — the slot actually aimed at.

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
2026-08-03 00:01:56 +02:00
enricobuehlerandClaude Opus 5 5f55fa874a feat(client/present): the desktop presenter gains the Apple/Android intent model
WP1+WP2 of design/desktop-presentation-rebuild.md. The shared Linux/Windows
session client presented arrival-paced with no pacing layer at all: two depth-2
newest-wins hops into a drain-to-newest and an immediate present. That IS the
lowest-latency intent, but it was unnamed, unselectable, and had no alternative
— and on a surface without MAILBOX (AMD's Windows driver offers none, and any
compositor holding images does the same) the swapchain's own FIFO becomes a
standing queue worth a measured 11-13 ms at 60 Hz.

WP1 — the settings cluster, under the keys the Apple client already writes into
the shared profile catalog (present_priority / smooth_buffer / vsync /
allow_vrr): mismatched names would ride SettingsOverlay::extra, carried but
never applied. PresentPriority::resolve mirrors the Android reference exactly
(anything but an explicit "smooth" is latency; a buffer outside 1..=3 becomes
2), so a profile authored on any client means the same thing on all of them.
Only the first two are consumed here; vsync/allow_vrr land in WP3.

WP2 — the engine (present_pace.rs, pure state + arithmetic, 6 tests):
- FrameStore: newest-wins slot, or the smoothing FIFO with preroll-to-capacity,
  drop-oldest overflow, and an underflow that re-arms the preroll (repeat by
  omission) — the Apple/Android semantics, with qDrop/qDry counters.
- LatchClock: the panel grid learned from VK_KHR_present_wait glass stamps,
  min positive spacing capped by the mode refresh (measured, never queried —
  VRR and Android's per-uid refresh lie both punish trusting a reported rate).
  It now also publishes the host-facing LatchGrid, so the phase-lock report and
  the local scheduler cannot disagree about the grid.
- PresentGate: one undisplayed present in flight on FIFO surfaces, with the
  100 ms stale force-open. This is the standing-queue killer, and it is inert
  on MAILBOX/IMMEDIATE and without present timing — where behaviour stays
  byte-for-byte the shipped arrival pacing.

Wiring: glass samples drain every pass (a 1 Hz batch would starve clock and
gate) and the waiter pushes an SDL wake, so a gate reopen never waits out the
event timeout; smoothness serves one frame per latch slot and tightens the
loop's wait to that deadline; the adaptive slot margin starts at 0 and widens
+500 us per missed window toward 2.5 ms (a fixed lead was measured to be pure
display tax). PUNKTFUNK_PRESENTER=arrival disables the whole engine for field
A/B without a rebuild.

PyroWave collapses smoothness to latency for the stream: its plane-ring
retirement accounting assumes the depth-2 newest-wins hand-off, and all-intra
frames make buffering moot anyway.

Gates (punktfunk-rust-ci, linux/amd64, sources touched first so a warm target
cannot print a vacuous Finished): clippy -D warnings across pf-client-core,
pf-presenter and punktfunk-client-session; 80 + 32 tests pass; rustfmt clean.

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
2026-08-03 00:00:50 +02:00
enricobuehlerandClaude Opus 5 b297542c4d feat(clients/input): controllers can stop being forwarded, for couches that hand the pad over another way
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A controller that reaches the host by USB passthrough — VirtualHere and friends, or simply a
pad plugged into the host — arrived there twice: once as the real device, once as the virtual
pad this client built from the same hands. Games read both, so a stick drifts against the
centred second pad and menus take every input twice.

New per-client setting, "Forward controllers", default on (today's behaviour). It is tier-P,
so a profile can decline what another profile forwards.

On Linux and Windows it is deliberately stronger than "send nothing". Opening a controller is
what CLAIMS it — SDL's HIDAPI drivers take the device node — and a claimed device is one a
passthrough tool cannot bind, so with this off the session opens no slot at all and never
enables the Valve HIDAPI drivers. Menu navigation is untouched: the launcher still opens the
active pad, and a session supersedes menu mode whether it forwards or not, so the pad is free
for the whole time a stream is up. The consequence, documented at both the setting and the
chord: the controller escape chord is read off forwarded pads, so it is unavailable there.

The Apple and Android input stacks claim nothing, so those clients keep their slots and their
chords and only gate the wire sends — losing tvOS's only controller way out of a stream would
have been the worse bug. Android does stop its DualSense and Steam Controller 2 USB captures,
which do claim the device.

Surfaces: GTK, WinUI, the console settings screen, Apple's touch and gamepad settings, the
Android touch and gamepad settings, and Decky (which also hides the rows that now have nothing
to act on). Everywhere the "which pad" and "pad type" rows grey out while it is off.

Verified: cargo clippy --all-targets -D warnings + 79 tests on pf-client-core, pf-console-ui,
punktfunk-client-session and punktfunk-client-linux (linux/amd64 container, gate proven
non-vacuous with a planted error); swift build for the Apple clients; gradle compile + 49 unit
tests for Android (likewise proven); tsc for Decky. clients/windows is UNCOMPILED — both
Windows boxes were offline; its edits were reviewed against the helper signatures by hand.

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
2026-08-02 22:21:26 +02:00
enricobuehlerandClaude Fable 5 8d7e273a96 feat(client/present): PUNKTFUNK_PRESENT_MODE gains explicit mailbox and fifo_relaxed arms, and the docs stop guessing
The env knob silently folded 'mailbox' and every typo into the default arm,
FIFO_RELAXED was not reachable at all, and clients/session/README.md claimed
the default is FIFO (it is MAILBOX with a FIFO fallback). An AMD-on-Windows
client always lands on FIFO because that driver offers no MAILBOX — now
documented at the picker and in the docs-site client table, next to the ABR
probe/ceiling knobs a field report went looking for and couldn't find.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>
2026-08-02 09:53:28 +02:00
enricobuehlerandClaude Fable 5 ed3d236ab8 feat(pad-audio): DualSense audio haptics + speaker, host->client end to end
The 0xD1 pad-audio plane streams a DualSense's voice-coil haptics (back
channel pair, 5 ms Opus frames) and speaker (front pair, 10 ms) per pad from
a Windows host to the SDL clients, which render them into a USB DualSense's
own 4-channel audio device.

Wire (punktfunk-core, ABI v15): PAD_AUDIO_MAGIC 0xD1 [pad][kind][seq][pts]
[opus]; CLIENT_CAP_PAD_AUDIO 0x04 / HOST_CAP_PAD_AUDIO 0x20; per-pad render
capability rides GamepadArrival flags bits 8/9, sent only toward a host that
advertised its cap so old hosts see byte-identical arrivals; silence is a
frozen seq (mic-mute discipline), loss is a seq gap concealed via
AudioGapTracker. HidOutput::AudioCtl (0xCD kind 0x06) forwards the 0x02
report's audio-control bytes 5..=10 change-only, value-deduped, with a
once-per-pad "title asserted haptics-select" diagnosis log.

Windows host endpoint provider (audio/windows/pad_endpoint.rs): per-pad
render endpoints are additional devnode instances of Valve's Steam Streaming
Speakers driver (SetupDiRegisterDeviceInfo, NOT the class installer - it
needs an interactive window station), stamped with DualSense identity: desc
"Wireless Controller", device name "DualSense Wireless Controller",
ContainerId = the virtual pad's PFDS GUID, 4ch/48k format triplet.
IPropertyStore route first, ACL-repaired registry fallback (the MMDevices
keys deny writes even to SYSTEM; the owner's implicit WRITE_DAC + an ACE for
S-1-5-18 resolved by SID is the way in). Provisioned at host startup
(PUNKTFUNK_PAD_AUDIO, PUNKTFUNK_PAD_AUDIO_SLOTS, default 1), idempotent via
a persisted PunktfunkPadIndex marker; pad endpoints are structurally
ineligible for the mic/loopback wiring plan and guarded against default-
device theft; capture is WASAPI loopback on the stamped endpoint. Devtest:
punktfunk-host pad-endpoint ensure|remove|status.

Host service (native/pad_audio.rs): per-(session,pad) thread, loopback 4ch
-> pair splitter -> per-kind stereo Opus (48k LowDelay CBR 64k) -> per-kind
silence gate (opens at peak>=1e-3, 250 ms hangover, gated = no send + frozen
seq) -> datagrams. Spawned from the native input pump when a DualSense/Edge
arrival carries audio bits and both caps negotiated; idempotent re-arrivals;
reaped on remove and teardown.

Client tier A (pf-client-core/pad_audio.rs): settings pad_haptics (default
on) and pad_speaker (default "pad"); tier A = wired USB DS5/Edge via SDL
connection state with an audio-sibling fallback; correlation maps the SDL
HID path to the pad's own render endpoint (Windows: ContainerId match +
4ch gate via registry; Linux: Sony sink signature); renderer decodes both
kinds into a quad interleave and plays it on the pad's endpoint (WASAPI
autoconvert / PipeWire target.object, 240-2400 frame ring floor,
dont-reconnect so an unplug never re-routes haptics to the desktop
speakers). SDL's DualSense driver sets "disable audio haptics" whenever it
drives rumble emulation, so tier-A pads suppress wire rumble and send one
cleared-enable-bits effects packet to keep the actuators live; AudioCtl
bytes fold back into the effects packet at report-minus-one offsets.

Verification: punktfunk-core 265 tests (macOS) + clippy -D warnings (mac +
Linux docker); pf-inject 85 tests (Linux docker); punktfunk-host cargo
check + clippy + 19 pad tests + 46 audio-module tests (Windows box);
pf-client-core 30 tests + clippy (Linux docker CI image) + cargo check
(Windows box); punktfunk-client-session clippy (Linux) + check (Windows);
cargo fmt --all --check clean on the final tree. NOT yet verified: any
on-glass run (host deploy + real title + physical pad), the stamp-route
split at runtime, exclusive-mode Initialize isolation, Linux-host emission
(the per-pad PipeWire sink is not in this change - Windows hosts only).
Scope excluded deliberately: tier B (Apple CoreHaptics) and tier C
(haptics->rumble derivation), pad_speaker="mix", Android leg, settings UI
surfaces (keys are serde-defaulted), GameStream-plane arrivals (audio_caps
always 0 there).

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>
2026-08-01 12:07:06 +02:00
enricobuehlerandClaude Fable 5 a7143a6510 Merge origin/main into audio/mic-latency-echo
Main moved through the same surfaces while the audio work was in flight, so
three files needed hand-resolution:

- clients/windows/src/app/settings.rs — main gave Windows its speaker and
  microphone endpoint pickers, the gap this branch could only report. Both
  keep their rows: the pickers, then Echo cancellation, and the microphone
  description keeps the sentence naming the mute chord.
- crates/pf-console-ui/src/screens/settings.rs — both sides grew the couch
  row list. Main's seven new rows and Echo cancellation are all reachable
  in Gaming Mode; the count is 22 and the rationale comment names echo
  cancellation among the fields that would otherwise be unreachable there.
- crates/pf-presenter/src/run.rs — both sides added a stats test at the same
  line. Both are kept.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>
2026-08-01 00:04:34 +02:00
enricobuehlerandClaude Opus 5 43a631ea9c fix(clients): a host that re-keys stops locking the client out for good
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Reinstall a host, wipe its ProgramData, or otherwise regenerate its identity,
and the desktop clients refused it forever: "Host identity rejected — wrong
fingerprint, or the host requires pairing", including immediately after a
successful re-pair. There was no way out of it from the UI — the host list
showed two cards for one address and forgetting the wrong one was a guess.

`KnownHosts::upsert` matches on the FINGERPRINT, which is what lets a host that
moved address keep its record and everything the user set on it. A host that
changed identity matched nothing, so pairing appended a SECOND record for an
address that already had one, and `find_by_addr` returned whichever came first
in the file — the dead one, every time.

Trust decisions (PIN ceremony, delegated approval, TOFU accept, headless pair —
all funnelled through `persist_host`, plus the Windows shell's two direct
upserts) now go through `upsert_trusted`, which retires any OTHER record for
that address. Retired means DELETED, not demoted: a record whose certificate
the host no longer holds cannot connect, so keeping it only reproduces the two-
cards-one-address confusion this fixes. What described the box rather than the
identity — its MAC, its OS chain, the bound profile, the pinned cards, when it
was last used — moves onto the record that survives, so a reinstall doesn't
quietly cost the user their setup. What described the dead identity does not:
`paired` and `clipboard_sync` are decisions about one specific certificate and
have to be made again for a new one, and the retired record's stable id stays
retired (a deep link written from it falls through to the `host=` recovery the
link grammar already specifies).

Only trust decisions may retire a record. The wake path's address re-key and
every learn-from-advert path stay on plain `upsert`: those are driven by
unauthenticated mDNS, and letting an advert delete a saved host by claiming its
address would trade this bug for a much worse one. A plain reconnect still
fails closed on a pin mismatch — nothing here changes what the pin is checked
against.

Stores that already hold the duplicate recover on the next connect, not at
load: which of two records is live isn't knowable at load time and guessing
wrong would throw away the good one. Instead `find_by_addr` stops being
positional — a real fingerprint beats a placeholder, and among real ones the
newest trust decision wins, since records are only ever appended by one. The
next successful pair then cleans the store up for good. Every lookup that picks
a pin or a per-host decision for a connect now goes through it (the session's
pin and clipboard read, the deep-link resolver, orchestrate's plan, both speed
tests, the CLI's --wake and --library, which had also been ignoring the port),
and an advert's learned MAC/OS lands on the record it identified rather than on
a stale namesake that merely came first.

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
2026-08-01 00:00:49 +02:00
enricobuehlerandClaude Fable 5 7ec3107b4a feat(client): the mic has an off switch, and echo cancellation has a switch too
Ctrl+Alt+Shift+V mutes and unmutes the microphone mid-stream — V for
voice, since M and S were taken. The uplink keeps running while muted:
`MicStreamer::spawn` takes a shared AtomicBool the capture callback reads
every quantum, and a muted callback drains whole frames and sends
nothing. Stopping the stream instead would have re-primed the device
buffers and, on Linux, re-run source selection on every unmute — a
second of glitch for a key people press mid-sentence. The sequence
counter deliberately does NOT advance while muted, so the host sees one
continuous sequence with a pause rather than a gap the size of the mute,
which its de-jitter would try to conceal frame by frame (its 600 ms
stale-flush covers the rest).

The mute lives on SessionHandle as a MicControl with two flags, not one:
`live` is raised by the pump only once the uplink is actually running, so
a session with the mic off in Settings — or whose capture device wouldn't
open — reports "nothing to mute", the chord says so in the log, and no
indicator appears. Per session, never persisted.

Muted state draws as a persistent "Microphone muted" badge in the stream's
top-right corner, off `FrameCtx::mic_muted` rather than the stats text: it
has to be there with the stats overlay Off, which is where most people
leave it. The Detailed mic line still reads throughput, so it simply falls
to zero — the badge is what answers "am I muted".

Echo cancellation stops being an env-only lever. `Settings::echo_cancel`
(default on, `#[serde(default)]` so every stored file loads with it on)
now gates the same hooks PUNKTFUNK_NO_AEC gated: the echo-cancelled
PipeWire source preference and WASAPI's Communications stream category.
The env var still wins, one-way — it can only turn AEC off, never back on
— and both `aec_enabled` helpers say so. The row ships in the GTK, WinUI
and console settings, under the microphone toggle and greyed out while it
is off, matching what Apple and Android shipped in wave 1.

SettingsOverlay grows `echo_cancel` as a first-class field — apply,
absorb, clear, is_empty — instead of riding the `extra` passthrough, where
`clear_override("echo_cancel")` answered false. The JSON key is the one
Apple and Android already write, so one catalog round-trips through all
three.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>
2026-07-31 23:07:30 +02:00
enricobuehlerandClaude Fable 5 2ce0bea830 feat(client): desktop phase-locked capture, a real display volume on Windows, and the console's missing rows
The cross-platform half of the gap sweep:

* Phase-locked capture reaches the DESKTOP clients (it shipped on
  Apple/Android only, though the desktop presenter has the best latch
  signal of all — true on-glass stamps via VK_KHR_present_wait). The
  presenter's 1 Hz fold publishes a latch grid (anchor = last on-glass
  instant; period = min positive present spacing, capped by the display
  mode's refresh so an arrival-paced sub-panel-rate stream can't claim a
  slower grid); the session pump folds every AU's arrival stamp against
  it with the SHARED `phase::circular_latch` statistic and sends the
  ~1 Hz PhaseReport (1 ms uncertainty — reference-client parity). The
  cap is advertised only when present timing is real
  (`VulkanDecodeDevice::present_timing` gates `SessionParams::phase_lock`),
  and the host's applied grid offset from the 0xCF tail is logged so an
  on-glass run can watch the controller engage.
* `Hello::display_hdr` stops being hardcoded `None`: Windows reads the
  panel's colour volume from DXGI (`IDXGIOutput6::GetDesc1`, the
  `--window-pos` output else the primary, advanced-color outputs only,
  gated on the HDR setting) so the host's virtual-display EDID matches
  the real glass. Linux keeps the EDID defaults — no portable
  Wayland/X11 query exists — and the comment now says exactly that.
* The console settings screen (the ONLY editor in Gaming Mode) learns
  the rows it was missing: render scale, full chroma 4:4:4, invert
  scroll, capture system shortcuts, fullscreen-on-stream, auto-wake and
  the game-library toggle.
* A spec-run session's device picks (GPU adapter, speaker, microphone)
  now come from the `--resolved-spec` instead of a raw Settings load —
  the last store read the spec path still owed (§5), and what would
  make those fields profileable.
* `session_args()` documents why the GTK/CLI spawners pass no
  `--window-pos` (Wayland exposes no global coordinates to read and SDL
  can't apply them).

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>
2026-07-31 22:05:24 +02:00
enricobuehlerandClaude Fable 5 698925a036 fix(clients): settings saves stop reverting each other, Windows gets audio pickers, and a game link launches its game
The rest of the client-gaps handoff, plus what a parity sweep surfaced:

* Every whole-file settings save rebases on the file first — the GTK
  dialog close and its two speed-test apply arms, the Windows
  per-control commit, the console screen. The file has five writers and
  no merge (profiles.rs documents the debt); saving a shell-lifetime
  snapshot silently reverted whatever another writer stored meanwhile,
  most visibly the spawner-persisted match-window size (item 4).
* Windows honors the Speaker/Microphone picks: `audio_wasapi` grows
  endpoint enumeration (on its own MTA thread — UI threads are STA) and
  resolves PUNKTFUNK_AUDIO_SINK/SOURCE as endpoint ids, falling back to
  the default when the picked device is gone; the settings page gets
  the two rows (defaults scope, "(not detected)" like the GPU row).
  `speaker_device`/`mic_device` stop being Linux-only fields (item 5).
* A punktfunk:// link with `launch=` opened a plain desktop session on
  Windows — the id was parsed, validated, planned, and dropped at the
  last hop. It now rides `initiate_launch` (plus a waking variant for
  the dial-first path). Linux always forwarded it.
* The console UI offered "VAAPI" on Windows — a dead option there that
  also hid d3d11va, the actual Windows hardware path. The decoder list
  is per-OS now.
* The Windows gamepad picker learns "Steam Deck" (the GTK picker had
  it; the host-side pad has always existed).
* Doc fixes: gpu.rs named a nonexistent env var (PUNKTFUNK_ADAPTER →
  PUNKTFUNK_VK_ADAPTER), and session/Cargo.toml claimed video decode is
  Linux-only while explaining what the ARM64 leg drops.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>
2026-07-31 21:21:26 +02:00
enricobuehlerandClaude Fable 5 74863c96b3 feat(client): 4:4:4 can stay on hardware, and the overlay says what you actually got
Two halves of the same honesty problem (client-gaps handoff items 1+2,
done together as the handoff asked).

The presenter learns full chroma: `vkframe_plane_views` accepts the
2-plane 4:4:4 pool formats (8-bit, and the 10-bit 3PACK16 sibling) —
what NVIDIA's Vulkan Video reports for HEVC RExt decode — with the
accepted set extracted into `vkframe_plane_formats` and pinned by a
decision-table test. The CSC shader needed nothing: its 4:2:0 siting
correction already self-disables when the plane widths match. The VAAPI
leg gets the same treatment (NV24 in `drm_fourcc_for` and the dmabuf
import, full-size chroma plane), and the Vulkan decoder's sw-format
gate admits NV24/P410. 3-plane 4:4:4 stays rejected — it needs a third
CSC binding — and demotes cleanly like every other unsupported format.

Design call (the handoff's fork, argued here as requested): (B)+(C),
not (A). No capability probe gates VIDEO_CAP_444 — software decode is
the guaranteed display floor on both OSes (swscale → RGBA), the decoder
ladder demotes on its own, and a probe-gated bit would turn the switch
inert on exactly the boxes that rely on the fallback. What (A) wanted
from a prediction, the overlay now delivers as ground truth:

The Detailed tier prints the encoder's target next to the measured
rate — `19.4 Mb/s · target 20 Mb/s (auto)` — and the resolved chroma,
`4:4:4→4:2:0` when the host declined the ask (mirroring `HDR→SDR`).
The target is live: `NativeClient::current_bitrate_kbps()` mirrors
every BitrateChanged ack, so an Automatic session's ABR re-targets are
visible as they move. This is the figure whose absence let the
settings-drop bug (9c5af8d7) ship four releases — measured goodput
alone cannot distinguish "the encoder is capped at 20" from "my
200 Mb/s grant met a cheap scene".

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>
2026-07-31 21:21:10 +02:00
enricobuehlerandClaude Opus 5 9c5af8d7e1 fix(clients): the settings you chose reach the stream again, and four more that never did
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Since spec mode (`f32c3aaa`, shipped in 0.22.0) the GTK shell has handed the session
a `--resolved-spec` built from `Settings::default()`. A session running from a spec
performs ZERO store reads by design, so every stream since has run at the defaults:
`bitrate_kbps: 0` reaches the host, which reads it as its 20 Mbps fallback — the
field report this starts from, "my bitrate seems to be stuck at 20 MBPS" on 0.22.3 —
and with it the resolution, refresh, render scale, codec, decoder, HDR, 4:4:4, audio
channels, mic, touch/mouse mode, invert scroll, stats tier, match-window and gamepad
type. Profiles never applied at all: the spec's `profile` was None, and spec mode
ignores `--profile`. The tell in the wild is that the GPU and audio-device pickers
kept working — the session reads those three off disk into env vars before it reads
the spec.

The plan carried a comment explaining that `settings` "carries only what the argv
needs (the fullscreen flag)". That was true when it was written and stopped being
true one commit later, in another file. `ConnectPlan::for_target` answers that shape
of bug: a front-end holding its own request type resolves through the same helper the
session's compat path uses, so there is no hand-built `Settings` left to go stale.
The GTK shell's `fullscreen_on_stream` parameter goes with it — that is a tier-P
field, and a shell-read global was beating a profile that set it. The Windows shell
was never affected (it spawns with no spec) but had the same fullscreen-vs-profile
bug, so it moves onto the resolver too.

The audit that followed found four more settings stored, rendered in two UIs, and
read by nothing:

- `enable_444` never became `VIDEO_CAP_444`. "Full chroma (4:4:4)" is announced in
  the 0.22.0 notes for Linux and Windows and did nothing on either; only Apple
  advertised the bit. The host already gates it on its own policy, its capturer,
  HEVC and a real GPU probe, and answers the resolved chroma in the Welcome before
  we build a decoder — the client only has to ask. There is no desktop decode probe
  (Apple has `Stage444Probe`), but the presenter bails cleanly on a plane format it
  doesn't know and demotes to software, so the downside is a slow decode, not a
  broken one.
- `session_params` picked the HEIGHT fallback off `settings.width == 0`.
- `cli::exec_session` dropped `--profile` from its forward list, so
  `punktfunk --connect … --profile Work` from a script or a Decky wrapper streamed
  with the host's binding instead.
- `ResolvedSpec::write_temp` named the spec by the SPAWNER's pid alone, so a
  cancelled connect and the retry behind it shared one path — and the first child's
  exit deleted the file the second was still starting up to read.

The regression test asserts the plan carries the profile-overlaid bitrate and that
the spec equals it. On the old code both are 0.

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
2026-07-31 19:32:51 +02:00
enricobuehlerandClaude Opus 5 fd3c54bd43 feat(client): "Capture system shortcuts" finally decides where Alt+Tab goes
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The toggle has been stored, profileable and rendered in two settings UIs since
profiles landed, and nothing read it. Windows grabbed the keyboard whenever input
was captured, setting or no setting; Linux never grabbed at all, because the grab
sat behind `#[cfg(windows)]` with a comment deferring the compositor story to "the
shells" — which never picked it up.

`Settings.inhibit_shortcuts` now reaches the presenter and gates the grab, on both
platforms. SDL3 already maps `SDL_SetWindowKeyboardGrab` onto
`zwp_keyboard_shortcuts_inhibit_manager_v1` on Wayland and `XGrabKeyboard` (plus
`_XWAYLAND_MAY_GRAB_KEYBOARD`) on X11, so dropping the cfg is the Linux fix.

Capture state still gates it, so releasing input hands the chords straight back,
and the desktop mouse model never grabs. A compositor with no shortcuts-inhibit
global says so once instead of failing silently — at debug under gamescope, which
has no shortcuts to inhibit in the first place.

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
2026-07-31 19:27:33 +02:00
enricobuehlerandClaude Fable 5 f87c1e6cec fix(encode): gate multi-slice frames on the client's decoder — the 0.17.0 Chromecast crash
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Field report: since 0.17.0 a stream to a Chromecast with Google TV 4K
freezes on the first frame and ~80% of the time crashes + reboots the
DEVICE — with both the Punktfunk app and Moonlight, while an Xbox
Series S is fine. Root cause: LN1 Phase 3 (67b79810) defaulted Linux
direct-NVENC to 4 slices per frame for EVERY session. Amlogic HEVC
decoders wedge on multi-slice AUs — exactly why moonlight-android
requests slicesPerFrame=1 for every hardware decoder (4 only for
software slice-threading) — and our RTSP parser never read the request.
The Phase-3 commit recorded the untested leg ("a live Moonlight re-test
joins the standing owed Moonlight item"); this report is that re-test.

The slicing ceiling now belongs to the CLIENT, threaded as open_video's
new max_slices from both planes:
- GameStream: parse x-nv-video[0].videoEncoderSlicesPerFrame into
  StreamConfig and honor it; absent/out-of-range (pre-auth input) => 1.
- punktfunk/1: new Hello cap VIDEO_CAP_MULTI_SLICE (0x80 — the byte's
  LAST free bit; the next cap needs a second byte + ABI bump).
  SessionPlan.max_slices = 32 with the bit, 1 without, applied to every
  encoder the plan opens so rebuilds can't change the wire shape. The
  desktop session client advertises it (FFmpeg/D3D11VA/Vulkan decode
  stacks are fine); Android/Apple stay off until they can decide
  per-decoder like Moonlight does — the cap is embedder-set decoder
  truth, never OR'd in by the shared pump.
- Linux direct-NVENC clamps its Phase-3 default to the ceiling
  (resolve_slices(codec, 4.min(max_slices))) and logs slices/max_slices
  in the caps-probe line; PUNKTFUNK_NVENC_SLICES stays the explicit
  operator override in both directions. Windows keeps its single-slice
  default untouched.

Also repairs the nvenc_cuda #[ignore] hardware tests: d2c46eaf added
open()'s cursor_blend param without updating them, invisible because CI
never compiles tests with the nvenc feature.

Verified on .21 (RTX 5070 Ti): pf-encode + host check/clippy clean with
nvenc; host unit suite 263/0; rtsp announce tests 7/7 incl. the new
slicesPerFrame coverage; on-hardware smokes — default e2e still 4
chunks/frame, NEW single-slice client-ceiling test clamps + disarms
chunked poll with no env involved, env escape unchanged. rustfmt clean.
Windows leg (prepare_display param) is CI-only.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>
2026-07-30 22:23:42 +02:00
enricobuehlerandClaude Fable 5 a48321ee27 test(client): CI runs the binaries it ships
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The 0.22.0 clobber proved a gap no build gate covers: a wrong program wearing the
right binary name compiles green. `cargo build -p punktfunk-client-session` happily
shipped the GTK shell's three-line Windows stub as punktfunk-session, because nothing
between commit and release ever EXECUTED the result.

Two integration tests close the class, and they run under gates that already exist
(ci.yml's workspace test on Linux, windows.yml's test step on Windows):

  - contract_smoke spawns the real punktfunk-session against a refusing port and
    asserts the stdout contract answers — whatever fails first on the machine
    (presenter init headless, the dial elsewhere), the binary must SAY so in a
    contract line. Proven non-vacuous by planting the 0.22.0 stub and watching it
    fail, then pass again on the real main.rs.
  - cli_smoke runs the real punktfunk over its help surface (stdout, exit 0) and an
    unknown verb (stderr, exit 5) — store-free and network-free, safe on any runner.

windows.yml now gates punktfunk-cli in all four steps (build, clippy, fmt, test): the
MSIX has shipped its `punktfunk.exe` alias since bf981027, but only the release
workflow ever compiled it — a PR could break the CLI and find out on tag day.

The session README also stops selling `--pair` as the enrolment route (deprecated by
bf981027, `punktfunk pair` is the door) and says out loud what this binary is: a
deliberately dumb renderer the GTK shell, the WinUI shell and the CLI all call into
through one brain.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>
2026-07-30 10:58:44 +02:00
enricobuehlerandClaude Opus 5 ff01db67ff fix(client): punktfunk-session is the session binary again — 0.22.0 shipped the shell's stub
Connecting from the 0.22.0 Windows client bounces straight back to the host list, on
every host. The shell is fine; the binary it spawns is not.

b0ea1e6b was a `clients/linux` change that also dropped a verbatim copy of the GTK
shell into `clients/session/src/` — app.rs, cli.rs, the four ui_*.rs, shortcuts.rs,
spawn.rs — and, fatally, OVERWROTE `clients/session/src/main.rs` with the shell's.
That file is `[[bin]] punktfunk-session`. So the binary every shell execs for a stream
stopped being the Vulkan session and became the GTK shell:

  - Windows: the shell's `#[cfg(not(target_os = "linux"))]` arm — print
    "punktfunk-client is Linux-only" to stderr, `exit(2)`. It never writes a single
    line of the stdout contract, so the shell sees EOF with no `ready`, no `error`,
    no `ended`, and returns to the host list with a BLANK banner. Exactly the report.
  - Linux: `app::run()` sees `--connect` in argv and calls `exec_session()`, which
    execs `punktfunk-session` — itself. A stream is an exec loop.

CI could not catch it. The Windows leg of the clobbered file is a three-line stub that
compiles perfectly; `cargo build -p punktfunk-client-session` stayed green while
building the wrong program. Only running it fails, and nothing runs it.

61bdf11e then read the 327 E0433s on the Linux leg as a missing-manifest bug and
declared gtk4/libadwaita/relm4 on this crate. That fixed the build of the wrong file
and cemented the clobber. Both go: the copy is deleted, `main.rs` is restored from
bf981027 (the last commit that touched the real one), and the manifest loses the GTK
block plus the gresource build-dep and `data/` that arrived with 944c03dd to feed it.
serde_json returns to `optional`/`ui`, which is what it always was — the reason
`--no-default-features` didn't compile was cli.rs, and cli.rs was never ours.

Also closes the hole that made this silent. `SpawnEvent::Exited` now carries the
child's exit code, and a child that exits nonzero having said NOTHING gets a banner
naming that code instead of an empty string. Code 0 (stream window closed) and -1
(our own Disconnect/Cancel kill) stay silent, as before. A wrong or crashing session
binary is now a legible failure rather than a connect that quietly does nothing.

Verified. Windows x86_64 on the CI runner: check, clippy -D warnings, rustfmt, tests
(5 passed, incl. the new one) all green, and the rebuilt punktfunk-session.exe answers
`--connect` with `{"error":"presenter: SDL window: …"}` — the real contract — where
0.22.0's answered with nothing. Linux amd64 in the CI image: check with default AND
--no-default-features, clippy -D warnings, rustfmt, tests green, and the built binary
emits `{"error":"presenter: SDL video: …"}` + exit 4 instead of exec-looping.

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
2026-07-30 10:58:44 +02:00
enricobuehlerandClaude Fable 5 9b2404a580 feat(core): every connect introduces the device by name
The wire always had Hello.name and the host always honored it - but the
connect path hardcoded None (only the PIN-pairing ceremony sent a name),
so every no-PIN "request access" knock surfaced as the fingerprint
placeholder "device abcd1234", and approving one without retyping a
name persisted that placeholder into the trust store forever.

NativeClient::connect now takes the device name. The session workers
and the probe connects pass trust::device_name() (the hostname), the C
ABI defaults to the same without a signature change (an ex10 variant
can make it explicit if an embedder wants a custom label), and Android
threads Build.MODEL through nativeConnect - the same convention its
pairing dialogs already use for nativePair.

The host, in turn, resolves the streaming client's display name (trust
store first, so an approval-time rename wins; else the sanitized Hello
name) and exposes it as client_name in GET /api/v1/local/summary for
the tray's connect toast - a deliberate, documented loosening of that
route's "no device names" contract, in the local user's favor: it tells
them who is on their machine. A paired-but-idle device's name still
never appears, which the mgmt tests now pin explicitly. openapi.json,
its docs-site copy, and the SDK bindings regenerate.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>
2026-07-29 21:32:50 +02:00
enricobuehlerandClaude Fable 5 944c03dd32 feat(client): the desktop clients wear the host's OS mark
The client half of the host's new `os=` advert, shared once in pf-client-core:
`sanitize_os` (mDNS is unauthenticated input — lowercase `[a-z0-9._-]` tokens,
capped) and `os_icon_tokens`, the most-specific-first walk with the brand
aliases (`macos`→apple, `steamos`→steam) every platform resolves through.
`DiscoveredHost` carries the chain, `KnownHost` persists it (`serde(default)`,
elided when empty — older stores load unchanged and older clients read back
exactly what they wrote), `upsert` moves it only when carried, and `learn_os`
mirrors `learn_mac` — no-op, no disk write when unchanged — so the mark
survives the host going to sleep.

GTK shells: the card's status row leads with a recolorable symbolic glyph.
That needed real embedded assets — the shells had none — so `data/` gains the
ten `pf-os-*-symbolic` SVGs compiled into a gresource (new build.rs,
glib-build-tools) and registered on the icon theme at startup; the Adwaita
theme then tints them like every other status glyph.

WinUI shell: reactor renders raster-from-URI only, so the embedded mid-gray
PNGs (legible on both themes) materialize once into
%LOCALAPPDATA%\punktfunk\os-icons\ — the library's poster-art pattern — and
the tile's status row leads with a 16px image.

The couch UI plumbs `HostRow.os` (live advert preferred, else the store) for a
Skia glyph that is a declared follow-up; `--list-hosts` / `hosts --json` emit
the stored chain so the Decky plugin can read it. A host that advertises no
`os` renders everywhere exactly as it did before the field existed.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>
2026-07-29 17:58:33 +02:00
enricobuehlerandClaude Opus 5 61bdf11e4d fix(client/session): declare the GTK deps the session shell has been using
b0ea1e6b added nine files to clients/session/src/ — app.rs, cli.rs, the four
ui_*.rs, shortcuts.rs, spawn.rs — and did not touch clients/session/Cargo.toml.
The sources `use adw::prelude::*` and `use gtk::{gdk, gio, glib}`; the manifest
declared neither. Every build that compiles this crate has been failing since:
327 errors, all E0433 "cannot find module or crate", taking rpm and deb down with
it. main has been red for both ever since.

Adds a linux-only dependency block — the modules are #[cfg(target_os = "linux")]
in main.rs, and the Windows leg of this crate is a stub that must not pull GTK.
Versions track clients/linux verbatim (gtk4 0.11 "v4_16", libadwaita 0.9 "v1_5",
relm4 0.11 "libadwaita", async-channel 2): the two crates compile the same widget
vocabulary through relm4, where a version skew surfaces as unreadable type
mismatches rather than as a version complaint.

glib/gio/gdk/pango are deliberately NOT declared — the sources reach them as
gtk::glib, gtk::gio, gtk::gdk, gtk::pango, gtk4's own re-exports. Declaring them
separately invites resolving a different version of a sys crate than the one gtk4
links against.

Also makes serde_json non-optional on Linux. It was optional behind the `ui`
feature, but cli.rs's `--json` host listing is a CLI feature, not a console-UI
one — so `--no-default-features`, which this crate's own comments document as a
supported Linux build ("same streaming, stats on stdout only"), did not compile.
That was latent, not part of the CI breakage; found by building it.

Verified on a real GTK4 box (gtk4 4.22.4, libadwaita 1.9.2): cargo check passes
both --no-default-features and default features, the latter being what rpm and
deb build.

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
2026-07-29 13:13:07 +02:00
enricobuehlerandClaude Opus 5 b0ea1e6b51 fix(client/linux): the override marker appears on touch, profiles get a colour, and 4:4:4 gets a switch
Three things found by actually driving the client.

**The marker didn't appear until you reopened the dialog.** It was rendered once, at build
time, from the stored overlay — so changing a setting inside a profile looked like it did
nothing. The design says touching a control creates the override and the marker appears
immediately, and it has to: a user who changes a row and sees no acknowledgement has no
reason to believe it took. Every profileable row now builds its dot and reset hidden, and
the same handler that records the touch reveals them. Resetting a row touched in the same
sitting also un-touches it, so the commit can't re-write what the reset just removed.

**Profiles had no colour.** `accent` has been in the schema since P0 and nothing could set
it, which left every chip the same grey — and telling profiles apart at a glance across a
grid is the entire reason chips exist. Creating a profile now picks a colour in the same
breath as its name (hunting for it afterwards is what leaves them all grey), an existing
profile has a Colour row, and host-card chips are tinted with it. A palette of eight rather
than a free picker: legibility across light and dark is the job, and the schema still
accepts any `#RRGGBB` a hand-edit or a future picker writes. Anything that isn't `#RRGGBB`
is refused rather than interpolated into CSS, and each distinct colour registers one
display-wide rule (per-widget providers are gone since GTK 4.10).

**4:4:4 had no switch anywhere but Apple.** `VIDEO_CAP_444` has been on the wire for a
while with only `punktfunk-probe`'s env var to set it. It is now a setting — and a
profileable one, which is the point: full chroma is what makes small text and thin UI lines
crisp, so a "Work" profile wants it where "Game" usually doesn't. The host still gates it
on its own policy, HEVC, and a GPU that can actually encode it; advertising only says "I
can decode this and I want it".

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
2026-07-29 12:38:53 +02:00
enricobuehlerandClaude Opus 5 bf98102714 feat(packaging): ship punktfunk everywhere, and deprecate the session's stray pairing flag
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The rest of C1. A CLI that only exists in a dev tree is not a door anyone can use, so it
now builds and installs in deb, rpm, arch, nix, flatpak and MSIX alongside the client and
the session. On Windows it gets its own `AppListEntry="none"` application with the alias
`punktfunk.exe` — a command, not a Start-menu tile — which is what the Playnite importer
will shell to for `punktfunk library <host> --json`.

`punktfunk-session --pair` prints a deprecation notice and forwards. Pairing is a trust
ceremony and belongs to the brain, fronted by `punktfunk pair` or a shell; a renderer
owning one is precisely the mixing of concerns this split exists to undo. It keeps working
for a release, because someone's provisioning script is calling it today.

Decky's invocations are untouched and verified still working (`--list-hosts` JSON shape
unchanged, `--reachable` exit codes unchanged): those flags are a frozen compat contract
until Decky migrates to the verbs at its own pace.

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
2026-07-29 01:16:17 +02:00
enricobuehlerandClaude Opus 5 f32c3aaa71 feat(session): spec mode — the renderer stops resolving policy and stops writing settings
C2 of design/client-architecture-split.md, and the last of the session's overreach.

`--resolved-spec <path>` hands the session everything it needs already resolved —
effective settings, the host's clipboard decision, the profile's name — and in that mode it
performs ZERO store reads. It had been re-deriving all three, which meant policy was being
evaluated inside the thing that draws pixels, and that the spawner and the child could
disagree about a file either of them might have written in between. First-party spawns
(the shells, the CLI) always pass one now.

The compat path stays for hand-run `punktfunk-session --connect` and old Decky scripts —
but it calls the SAME helper, so the two modes cannot drift; it is the identical function
invoked in-process instead of by the parent. A spec that is named but unreadable fails
loudly rather than quietly falling back: a spawner that asked for exact settings must not
get store-derived ones instead.

The match-window write-back is gone too. The callback used to load-modify-save the shared
settings file from inside the renderer — one of that file's five concurrent writers, for a
value only the parent needs. It now reports `{"window":{w,h}}` on stdout and the spawner
persists it, on a real change only. A hand-run session still persists its own window,
because nobody is listening to its stdout there and the event alone would drop the value.

Verified on .21: a spec naming a profile that doesn't exist in the catalog is honoured
(proving no lookup happened), a missing spec errors instead of falling back, and the CLI's
spec file is written and cleaned up per launch.

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
2026-07-29 01:16:17 +02:00
enricobuehler 5219107177 chore(unsafe): the workspace adopts the drivers' unsafe discipline
`packaging/windows/drivers/*` has run `deny(unsafe_op_in_unsafe_fn)` +
`deny(clippy::undocumented_unsafe_blocks)` for a while, with `forbid(unsafe_code)`
on the modules that need no unsafe at all. The main workspace had no lint config
whatsoever, so nothing stopped a clean crate from quietly growing an `unsafe`, and
nothing distinguished the handful of genuinely-unsafe lines inside a 600-line
`unsafe fn` from the safe ones surrounding them.

Three things, all mechanical:

* `#![forbid(unsafe_code)]` on the eight crates that already contain zero unsafe
  (`pf-driver-proto`, `pf-host-config`, `pf-paths`, the three clean clients, both
  tools). These were clean by accident, not by contract; now they are clean by
  contract.

* `unsafe_op_in_unsafe_fn = "warn"` workspace-wide. `unsafe fn` states a contract
  the CALLER must uphold — it was never meant to switch off checking for the whole
  body. Measured fallout is 300 sites on Linux, and they are concentrated: six
  files carry all of them, while `punktfunk-core`, `pf-frame`, `pf-clipboard` and
  `pf-vdisplay` are already at zero. `warn` (not `deny`) so the build stays green
  while those six are worked down; it flips to `deny` once they are. This is also
  the Rust 2024 default, so it pays off the edition migration early.

* `proc::current_uid()` replaces eight `unsafe { libc::getuid() }` blocks. Each
  site had copied out the same SAFETY note verbatim, which is the tell: `getuid()`
  is parameterless, always succeeds and touches no memory, so there is no contract
  for a caller to uphold and no reason for the unsafe to be visible eight times.
  One `unsafe` behind a safe wrapper, none at the call sites.

Verified: `pf-vdisplay` builds clean on Linux (Nobara) at zero E0133; the
macOS-buildable crates build clean locally. No behaviour change.
2026-07-28 21:31:41 +02:00
enricobuehlerandClaude Opus 5 983ff8e78d fix(session/console): a profile must not advertise a cursor channel the presenter isn't drawing
Found reviewing the P0 wiring. The console builds its window and input models ONCE, from
the global defaults, and they live across every launch — but each launch now re-resolves
the host's profile. So a profile that sets `mouse_mode: desktop` on a host, while the
global stays `capture`, made the session advertise `CLIENT_CAP_CURSOR` ("this client
draws the host cursor itself") to a presenter latched in capture mode, which draws no
cursor: the host stops compositing the pointer and the stream has no visible cursor at
all — the exact failure the capability's own doc comment warns about.

The advertisement now follows the LATCHED mouse model, which is the one that is actually
true of the presenter. Everything the host is told about the stream itself — mode,
bitrate, codec, audio, pad — keeps honoring the binding, and the comment says which
fields are latched and why, so the console's presentation-tier gap is documented rather
than rediscovered.

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
2026-07-28 20:46:29 +02:00
enricobuehlerandClaude Opus 5 a2be3f4de9 feat(client): settings profiles — the override catalog, the one resolver, and the session flag
A client setting is global today: pick 4K@120 HDR and the retro box gets it too.
The one escape hatch (per-host `clipboard_sync`) proves the shape works but covers a
single field. This is P0 of design/client-settings-profiles.md — the headless core the
shells, Apple, Android and the deep-link grammar all build against. No UI yet.

A profile is a NAMED BUNDLE OF OVERRIDES, not a snapshot: `SettingsOverlay` is sparse
`Option`s, so a field the user never touched keeps following the global value live, and
fixing a global once fixes it everywhere. `Some(x)` equal to today's global is still
meaningful — it pins x against a later global change — which is why the UI will write
`Some` on touch and `None` on an explicit reset, never by diffing.

The catalog is its own `client-profiles.json`, deliberately not part of the settings
file: that file has five whole-file load-modify-save writers with no merge, so a profile
written by one would be dropped by the next. Which host uses which profile is a field on
the host record instead of a map keyed by host — that is what dissolves the client's
long-standing "what identifies a host record" question for this feature.

Resolution has exactly one implementation, `trust::effective_settings()`:

    effective = overlay(profile).apply(global)
    profile   = one-off pick ?? host binding ?? none

Both session construction sites go through it (`main.rs` AND `console.rs` — touching one
and not the other is a Windows-only build break), so the console, and therefore Decky,
honor host bindings with no work of their own. Nothing here can fail a connect: a
deleted binding resolves as "no profile", and a one-off that can't be honored falls back
to the DEFAULTS rather than to the host's own profile — "connect with Work" must never
quietly stream "Game". `--profile <id|name>` is the one-off door for the shells' coming
"Connect with ▸" and for `punktfunk://…&profile=`; `--profile ""` forces the defaults on
a bound host. The active profile's name closes the stats overlay's first line, so
"which profile am I on?" is answerable without leaving the stream.

Also here, because this effort touches every one of these anyway:

- `KnownHost` gains `profile_id`, `pinned_profiles` and a lazily minted stable `id`. The
  id is groundwork (design §4.5) — no lookup is re-keyed, `fp_hex`/`addr:port` stay.
- `upsert` now preserves the state the USER set on a record — the profile binding, its
  pins, the clipboard decision, the id — against refreshes that carry none of it.
  `clipboard_sync` survived that only because the function happened not to mention it.
- `KnownHost::default()` exists so construction sites read `..Default::default()`; five
  hand-written literals were exactly how a new field gets silently dropped on re-pair.
- All three client stores now write temp+rename. A torn settings file loads as `Default`
  — i.e. silently resets every setting the user has.

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
2026-07-28 20:22:33 +02:00
enricobuehlerandClaude Opus 5 6edd700910 fix(client/gamepad): honor an explicit controller type — the per-pad arrival was re-declaring the physical pad
The "Controller type" setting reached the Hello and stopped there. Every pad then
opened with a GamepadArrival carrying its DETECTED kind, and the host builds each
virtual device from that arrival — the session default is only the fallback for a
pad that never declares one. So "emulate my DualSense as a DualShock 4" put a
DualSense on the host the instant the controller connected, and no amount of
reconnecting helped. Apple and the native clients both; Android already applied
the setting per pad.

The setting now rides the declaration too: explicit wins for every slot, Automatic
keeps per-pad detection so a mixed session stays honest. The physical kind still
drives the LOCAL feedback paths — a DualSense emulated as a DualShock 4 keeps its
lightbar and adaptive triggers, and a Deck keeps its rumble keep-alive.

Regressed in 97c67b26 / 76be4c3e (multi-controller support); ships in 0.19.x.

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
2026-07-26 16:56:44 +02:00
enricobuehlerandClaude Opus 5 915fc3ef9e feat(session): headless --pair, so a box with only SSH can enrol
`punktfunk-session --pair <PIN> --connect host[:port]` runs the SPAKE2
ceremony with no window and no toolkit, prints the same
`paired <addr>:<port> fp=<hex>` line as `punktfunk-client --pair`, and
exits. Until now the PIN ceremony lived only in the GTK shell or the Skia
console, so enrolling an embedded/kiosk client meant installing a desktop
on it — or copying the identity store by hand.

Dispatches above every graphics call (the machine may have no display) and
is in the `--no-default-features` build: enrolling must never be the reason
a minimal image pulls in Skia. `--name` defaults to the hostname instead of
the desktop path's hardcoded "Steam Deck".

`forget_placeholder` and `device_name` move into pf_client_core::trust so
the two binaries share one implementation rather than the session
re-deriving them.

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
2026-07-25 14:32:45 +02:00
enricobuehlerandClaude Fable 5 4a01bc4463 feat(core+host+client): cursor channel — remote-desktop sweep M2a+M2b
The host cursor stops riding the video and becomes a real OS cursor on
the client (the Parsec/RDP model): pointer feel no longer pays the
capture→encode→network→decode→present round trip.

Wire (M2a):
- Hello grows a client_caps trailing byte (CLIENT_CAP_CURSOR) after the
  fixed display_hdr block — presence disambiguated by remaining length,
  which caps the post-HDR tail at 27 bytes (documented); Welcome answers
  HOST_CAP_CURSOR (capable-and-asked, the 444/clipboard precedent).
- CursorShape (0x50, control stream): serial + dims + hotspot + straight
  RGBA, ≤120px/side so the u16 frame always fits (128² would overshoot);
  client caches by serial — re-showing a known shape costs 14 bytes, not
  a bitmap (RDP pointer-cache for free).
- CursorState (0xD0 datagram): serial + visible/relative_hint flags +
  position, sent once per encode-loop tick — latest-wins, self-healing
  under loss, no refresh timer. relative_hint is reserved for M3.
- Client core: two new planes (control-task + datagram-task arms) →
  next_cursor_shape/next_cursor_state; connect() grows client_caps
  (C ABI passes 0 until the v11 cursor poll fns exist).

Host (M2b, Linux portal only):
- handshake::cursor_forward is THE predicate (client asked ∧ Linux ∧
  compositor ≠ gamescope) — Welcome bit and session wiring both read it.
- SessionPlan.cursor_blend goes false for a forwarding session; the
  encode loop ticks a CursorForwarder every iteration: shape-serial diff
  → control-task bridge (mirrors probe_result), state datagram → conn.
- CursorOverlay/capture CursorState carry the hotspot through
  (nearest-neighbor downscale backstop for XL cursors, unit-tested).

Presenter:
- CursorChannel drains both planes per loop iteration; shapes become
  SDL color cursors (from_surface + hotspot), applied while the desktop
  mouse model is engaged; visibility follows the host; capture/released
  hands back the system cursor. Sessions advertise the cap when they
  START in desktop mode.

Verified on .21: fmt + clippy -D warnings (7 crates) + tests green
(core 218 incl. new wire roundtrips, host 245 incl. e2e + forwarder
downscale tests).

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>
2026-07-22 23:43:23 +02:00
enricobuehlerandClaude Fable 5 df04880273 feat(client/input): desktop (absolute) mouse mode — remote-desktop sweep M1
New physical-mouse model beside capture: Desktop leaves the pointer
uncaptured and sends absolute positions through the letterbox
(MouseMoveAbs — every host injector already consumes it). Capture
stays the default and the game model.

- pf-client-core: MouseMode (capture|desktop) persisted in Settings,
  default capture so existing stores are unchanged.
- pf-presenter: Capture grows a desktop model — latest-wins pending
  abs position coalesced per loop iteration (same 1000 Hz discipline
  as relative), flushed before clicks/keys/wheel so they land where
  the cursor is; Ctrl+Alt+Shift+M flips the model live; local cursor
  stays hidden over the window (the host's composited cursor is the
  one you see until the M2 cursor channel); Windows keyboard grab
  only engages for capture (a desktop stream is something you
  Alt-Tab away from).
- gamescope gating: its EIS is relative-only, so desktop mode is
  pinned off there (resolved_compositor), with a log note.
- Settings surfaces: GTK row (dynamic caption), WinUI combo,
  console-UI row + step test, capture-hint line.

Verified: fmt + clippy -D warnings + tests (33/40/19) on Linux .21;
clippy -D warnings for all five crates incl. punktfunk-client-windows
native on .173.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>
2026-07-22 23:37:32 +02:00
enricobuehlerandClaude Opus 4.8 134874b3c8 fix(client/windows): repair the v0.15.0 MSIX build — ARM64 feature leak + illegal XML comment
ci / docs-site (push) Successful in 52s
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apple / screenshots (push) Has been cancelled
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Both MSIX matrix jobs failed at the v0.15.0 tag, for two unrelated reasons, both
introduced by this release. 0.13.0 and 0.14.0 shipped both packages; 0.15.0 shipped
neither.

ARM64 failed to BUILD. The PyroWave Windows un-gating (1ef0229b) moved `pyrowave-sys`
in pf-client-core out of `cfg(target_os = "linux")` into a general optional dependency
that pf-client-core's own `default = ["pyrowave"]` turns on. The ARM64 leg builds
`--no-default-features` precisely to skip it, but that only disables defaults for the
two packages named with `-p` — every internal edge kept inheriting them:
clients/windows -> pf-client-core, clients/session -> pf-client-core, clients/session
-> pf-presenter, and pf-presenter's own `default = ["pyrowave"]` -> pf-client-core.
So the vendored Granite C++ compiled on ARM64 and stopped where it always does:
muglm.cpp reaching for _MM_TRANSPOSE4_PS/_mm_storeu_ps, then
`simd.hpp:103 #error "Implement me."`.

Those three internal edges now pass `default-features = false`; the feature is enabled
only through an explicit chain (clients/session's `pyrowave` -> pf-client-core/pyrowave
+ pf-presenter/pyrowave, and pf-presenter's `pyrowave` -> pf-client-core/pyrowave), so
`--no-default-features` finally means what it says. Verified by feature resolution
rather than assertion — `cargo tree -i pyrowave-sys`:

  aarch64-pc-windows-msvc, --no-default-features -> not in the graph (was: present)
  x86_64-pc-windows-msvc,  default features      -> present
  x86_64-unknown-linux-gnu, default features     -> present

PyroWave is NOT dropped from the Windows client. Decode has always run in the spawned
punktfunk-session binary, whose own default keeps the feature on, and unification turns
it back on for the shared pf-client-core wherever that binary is in the build (x64,
Linux). The shell only ever offered "pyrowave" as a codec preference string — it holds
no decoder and never called one, so linking the C++ into it was dead weight even on x64.

x64 built fine and failed at PACKAGING: `makepri new` rejected the manifest with
PRI191 "Appx manifest not found or is invalid" / malformed comment syntax. The console
tile added in 2508b720 documented its flag inside an XML comment, and XML forbids `--`
anywhere in a comment body, so the literal flag spelling made the whole manifest
unparseable. Reworded, with a note to keep the next person from reintroducing it.
Confirmed by parsing both revisions after template substitution: the tagged manifest
fails at line 63 col 9, this one parses.

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>
2026-07-19 23:20:29 +02:00
enricobuehlerandClaude Fable 5 40c2f68231 feat(client): device-pick plumbing — GPU enumeration + audio endpoint targeting
The Settings GPU pick existed (adapter → PUNKTFUNK_VK_ADAPTER) but no Linux
shell could enumerate anything to pick: the GTK shell deliberately links no
Vulkan. pf_presenter::vk::list_adapters() reads the physical devices'
marketing names (no surface, discrete first, deduped — the name is the whole
match key in pick_device), surfaced as `punktfunk-session --list-adapters`.

Audio gets the same treatment for the new speaker_device/mic_device settings
(PipeWire node.name; empty = default): session main maps them onto
PUNKTFUNK_AUDIO_SINK/SOURCE — a hand-set env still wins, like the adapter —
and the playback/mic streams pass them as `target.object` (raw key: the
keys::TARGET_OBJECT constant is feature-gated on a newer libpipewire than we
require). pf_client_core::audio::devices() is the registry roundtrip the
pickers read, exposed for debugging as `punktfunk-session --list-audio`.
The WASAPI leg (Windows endpoint IDs) is still to come; the fields are
ignored there.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>
2026-07-19 19:32:38 +02:00
enricobuehlerandClaude Fable 5 aa45757a72 feat(client/windows): per-host clipboard toggle
The bridge landed always-on whenever the host permitted it; sharing a
clipboard is a trust decision about a specific host, so it needs to be
opted into. Mirrors the Apple client's per-host model
(StoredHost.clipboardSync, "Share clipboard with this host") rather than a
global switch: KnownHost::clipboard_sync, toggled from the host card's
overflow menu, default off.

The session binary resolves the stored flag itself in session_params, so a
direct connect and the console's own launches honor the same decision
without every caller having to remember to pass it.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>
2026-07-19 19:06:06 +02:00
enricobuehlerandClaude Fable 5 51f7ff1b3f feat(client/windows): invert scroll direction
The Apple client's toggle, wired through the shared session presenter:
Settings::invert_scroll -> SessionOpts -> Capture, applied at the single
seam where wheel deltas enter (before accumulation, so the fractional
remainders stay consistent with what was actually sent).

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>
2026-07-19 19:06:06 +02:00
enricobuehlerandClaude Fable 5 871ebb31ce feat(clients): render-scale setting on every client — shared punktfunk_core::render_scale
Client-side supersampling/downscaling: the client asks the host to render
and encode at chosen-resolution × scale (the host does no scaling) and the
presenter rescales the decoded frame to the display. >1 supersamples for
sharpness; <1 lightens the host GPU and the link. Default 1.0 = Native, the
prior behavior.

The geometry lives once in punktfunk_core::render_scale (multiply, preserve
aspect ratio, floor to even, clamp to the codec's per-axis ceiling — 4096
for H.264, 8192 otherwise), the Rust twin of the Apple client's
RenderScale.swift, consumed by the native session client, the presenter's
match-window path, the Windows/Linux settings UIs, Decky, and Android
(settings + host connect + unit test).

Implemented and platform-verified by the Apple-client-features session
(Linux+Android+Apple green there); the punktfunk-core wiring
(pub mod render_scale) is restored here after being lost in a working-tree
reconciliation.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>
2026-07-17 17:20:15 +02:00
enricobuehlerandClaude Fable 5 f24379c2f8 feat(host,clients): PyroWave ships in default builds; NVIDIA hosts advertise it
windows-msix / package (arm64, C:\Users\Public\ffmpeg-arm64, --no-default-features, aarch64-pc-windows-msvc, C:\t-a64) (push) Successful in 4m7s
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Flip the `pyrowave` cargo feature into the default set across punktfunk-host,
pf-client-core, pf-presenter and the session client — every packaged build
(flatpak, arch/rpm/copr, windows x64 client) now carries the codec. Selection
stays strictly per-session opt-in: a client must pick "PyroWave (wired LAN)"
in Settings (or PUNKTFUNK_PREFER_PYROWAVE=1); nothing changes for normal
HEVC/AV1 sessions. The Windows ARM64 client leg builds --no-default-features
and keeps skipping it (decode is Linux-native + Apple Metal today).

Advertisement no longer waits for the PUNKTFUNK_ENCODER=pyrowave lab
override on NVIDIA: host_wire_caps sets the bit whenever the feature is
present and the host isn't the GPU-less software pref, and
SessionPlan::output_format flips a PyroWave session on the NVIDIA-auto
capture path to CPU RGB frames (the EGL→CUDA import only NVENC consumes;
the wavelet backend ingests raw dmabufs or CPU RGB). AMD/Intel keep their
raw-dmabuf zero-copy unchanged; per-session raw-dmabuf passthrough on
NVIDIA (true zero-copy without the env's global capture policy) stays a
follow-up.

On-glass on .21 (RTX 5070 Ti, default-features binaries, NO env overrides):
host advertises + negotiates PyroWave, the CPU-capture fallback engages,
60 fps at e2e 3.2-5.7 ms p50, and a mid-stream 1080p→720p resize rides on
top cleanly. Workspace clippy --locked clean; 33 client + 314 host tests.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>
2026-07-15 13:53:15 +02:00
enricobuehlerandClaude Fable 5 1fc9ef0050 feat(core,host,clients): typed pairing rejections — every client says WHY, not "not accepted"
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A host's pairing-gate rejections (not armed / bound to another device /
rate-limited / identity required / denied / approval timeout / superseded /
wire-version mismatch) used to drop the connection with a bare code-0 close,
and every client collapsed that — plus plain unreachability — into one
"wrong PIN / not accepted" message. A dead network path, a disarmed host,
and an operator denial were indistinguishable, which is exactly the
misdiagnosis behind the recent Android pairing support thread.

- core: new ungated `reject` module — shared close-code block 0x60–0x67
  (+ 0x42 busy promoted from the host), `RejectReason`, and
  `PunktfunkError::Rejected`; `pair()`/`connect()` decode the host's
  ApplicationClosed code into `Rejected` instead of a generic Io error.
  C ABI v7: status block −20…−28 and `punktfunk_connect_ex8` (`status_out`
  reports the failure cause; NULL-return alone can't). Wire unchanged —
  old peers see exactly the old bare close.
- host: every gate rejection `conn.close()`s with its typed code (and the
  human reason as close bytes) before erroring out of the session task.
- pf-client-core: shared `pair_error_message`/`connect_reject_message`
  wording consumed by the Windows + Linux + console-UI + CLI surfaces; a
  connect failure now renders the host's stated reason.
- android: `nativeTakeLastError()` JNI token + `ConnectErrors.kt` — a
  network timeout is no longer reported as "wrong PIN, or the host isn't
  armed", and a typed rejection skips the wake-and-wait fallback (the host
  is demonstrably awake).
- apple: `HostRejection` + `.rejected`; the pair sheet and session alerts
  show the stated reason; connect moves to `ex8`.

Completes the cross-client half of the hunks that rode along in 12148243
(client.rs / trust.rs / punktfunk1.rs) — main did not build without this.

Validated: workspace clippy -D warnings + full test suite green on .21
(EXIT=0, 309 host / 148 core suites); macOS core 147+c_abi green; swift
build green; Android Kotlin + native crate green.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>
2026-07-15 09:58:43 +02:00
enricobuehlerandClaude Fable 5 fa4df1de9e feat(client): PyroWave session wiring — advertisement, opt-in, decoder selection (Phase 2b, part 3)
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The pump now advertises decodable_codecs_for(presenter device) — the
CODEC_PYROWAVE bit rides only when the device passed the compute-feature
probe — and PUNKTFUNK_PREFER_PYROWAVE=1 is the Phase-2 lab opt-in that
names the codec in preferred_codec (the only route resolve_codec will
take it, plan §3; a Settings toggle is Phase-3 productization). A
negotiated PyroWave session builds Decoder::new_pyrowave on the
presenter's device instead of an FFmpeg decoder. clients/session grows
the `pyrowave` feature forwarding both crate features.

With this the Phase-2 client chain is code-complete:
Hello bit → preference → Welcome::codec → pyrowave decode on the
presenter device → planar CSC → present. On-glass .21 run +
latency-probe/loss-harness numbers vs HEVC remain owed (plan Phase-2
exit criteria).

Validated on .21: session client + all crates compile with and without
the features, clippy clean, 26 + 308 tests green.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>
2026-07-15 01:48:36 +02:00
enricobuehlerandClaude Fable 5 927a571414 feat(console): touch-mode setting + request-access pairing + polish
Extend the gamepad/console shell (pf-console-ui) to parity with the other clients:

- Settings gain a Touchscreen → Touch mode row (Trackpad / Direct pointer /
  Touch passthrough), the one couch-relevant Settings field the screen lacked.
- The pair screen adds the no-PIN delegated-approval path: a "Request access"
  action (only when the host advertises a fingerprint to pin) opens a connect the
  host PARKS until the operator approves this device, then persists it as paired.
  A role-based row model keeps the cursor off stale indices; manual hosts stay
  PIN-only, matching the desktop shells.
- Threads request_access through OverlayAction::Launch and ConnectIntent; the
  shell shows a "Waiting for approval…" takeover, and the session binary parks on
  a 185 s budget (PendingApproval → persist-as-paired via on_connected).

Auto-wake (WoL) was already implemented end-to-end and is left as-is.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>
2026-07-14 16:31:25 +02:00
enricobuehlerandClaude Opus 4.8 f88d0ae4dc feat(touch): cross-client touch-input modes on Linux + Windows
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Bring the SDL presenter (Linux/Deck + Windows) to parity with the Android and
Apple clients: a persisted TouchMode selects how a touchscreen drives the host —

  * Trackpad (default): relative cursor with pointer ballistics + the shared
    gesture vocabulary (tap = left click, two-finger tap = right click,
    two-finger drag = scroll, tap-then-drag = held left drag, three-finger tap =
    cycle the stats overlay).
  * Direct pointer: the cursor jumps to and follows the finger (absolute).
  * Touch passthrough: every finger is a real host touchscreen contact.

Previously the presenter had no finger handling, so SDL synthesized mouse events
from touch and — under the stream's relative-mouse lock — walked the host cursor
into the corner (the reported Deck bug). SDL touch->mouse synthesis is now off;
DIRECT touchscreens route through a new incremental gesture engine (a port of
Android TouchInput.kt / Apple TouchMouse.swift), while INDIRECT trackpads keep
driving the mouse. Fingers map through the aspect-fit letterbox onto the content
rect.

TouchMode lives in the shared trust::Settings (default trackpad, so passthrough
is opt-in like the other clients); the GTK and WinUI settings screens both gained
a "Touch input" picker. Gesture engine, letterbox mapping, and settings
back-compat are unit-tested (28 tests green); clippy -D warnings clean; full
Linux client + session build verified on-host.

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>
2026-07-13 23:51:29 +02:00
enricobuehlerandClaude Opus 4.8 2271f67202 style: rustfmt the recovery + resize changes (Windows CI fmt check)
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The `cargo fmt --check` step on the x86_64-pc-windows-msvc job was
failing: the mid-stream loss-recovery and resize-overlay commits landed
with unformatted wraps across pf-presenter, pf-client-core, punktfunk-core,
pf-console-ui, and a few host files.

Applied `cargo fmt`, and hand-relocated two trailing comments in
session.rs (a decoded-frame note and the wrap-counter note) to their own
lines so rustfmt no longer column-aligns the following comment block to
a deep indent.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
2026-07-11 23:25:06 +02:00
enricobuehlerandClaude Fable 5 d0d9bd5bfb feat(resize): mid-stream resolution resize — host hardening (H1–H5) + session-binary Match window (C1)
design/midstream-resolution-resize.md Phase 0 + Phase 1.

Host (Phase 0):
- H1/H5: per-backend Reconfigure acceptance gate — reject for gamescope
  (all sub-modes; a resize must never relaunch the title) and under the
  per-client-mode identity policy (a resize would resolve a different
  display slot). Synthetic stays reconfigurable on purpose (the protocol
  test source; the C-ABI roundtrip test rides it). Plus a 500 ms host-side
  min-interval backstop against Reconfigure spam.
- H2: rollback/corrective ack — the data plane reports the mode actually
  live after a failed rebuild (or a refresh the backend capped) through a
  reconfig_result channel; the control task forwards it as a second
  accepted Reconfigured so the client's mode slot self-corrects.
- H3: live stats mode — SendStats reads a packed AtomicU64 (w|h|hz)
  updated on every switch instead of latching the session-start mode.
- H4: registry::retire(gen) — a mode-switch rebuild force-releases the
  superseded Linux display, so linger/forever keep-alive policies don't
  accumulate kept monitors at stale modes. VirtualOutput carries pool_gen
  (fresh AND reused) and the Pipeline tuple threads it to the switch arm.

Client (Phase 1, default off):
- Settings: match_window policy + persisted last window size; exposed as
  the Resolution tri-state (Native / Match window / explicit) in the Skia
  console, GTK and WinUI settings pages.
- pf-presenter: window opens at the persisted size; Hello mode follows the
  window's pixel size; D2 trigger discipline (400 ms debounce to
  resize-end, ≥1 s spacing, even-floor + ≥320×200 clamp, each distinct
  size requested at most once — covers rejects and host rollbacks) as a
  pure, unit-tested decision; HUD line + title refresh on a switch.
- Session binary wires both --connect and --browse paths; the WinUI shell
  is session-always, so this covers Windows too.

Verified: workspace tests + clippy green; synthetic --remode end-to-end;
live session-binary run (window at persisted 1000×600 → Hello 1000×600@60).
On-glass per-backend matrix (Mutter/KWin/gamescope-reject, keep-alive
accumulation) still pending before any default flip.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>
2026-07-11 12:53:47 +02:00
enricobuehlerandClaude Fable 5 35d97ae6ac feat(windows): parallel virtual displays — proto v3 ring binding, manager slot map, group topology (W0–W3)
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design/windows-parallel-virtual-displays.md (display-management Stage 7 / §6.6): N
simultaneously-live pf-vdisplay monitors, one sealed ring each, every idd-push-security
invariant preserved per-ring.

- proto v3: SharedHeader._pad → target_id — the ring NAMES its monitor, host-stamped
  before the magic; the driver publisher refuses a cross-bound ring via the shared,
  unit-tested frame::check_attach (new DRV_STATUS_BIND_FAIL — the gamepad pad_index
  validation applied to frames, invariant #10); the host's wait_for_attach surfaces the
  refusal loudly and self-checks its own stamp.
- manager: the one-monitor MgrState becomes a slot map keyed by the client's identity
  slot (0 = anonymous/GameStream); per-slot reconnect + dead-WUDFHost preempts,
  slot-scoped begin_idd_setup (a different identity is an admission question, never a
  preempt), ONE device-level watchdog pinger, per-slot /display/state + /display/release.
- group topology: isolate_displays_ccd takes the managed target SET (a sibling slot is
  never deactivated); SavedConfig + the DDC/PnP axes move to the group record (first-in
  captures, last-out restores); desktop layout via CCD source origins from the pure
  layout::arrange (auto-row default, manual pins win), re-applied on create + reconfigure.
- admission: the Windows separate→reject override now sits behind the
  PUNKTFUNK_WIN_SEPARATE=1 validation hatch (the wedge it guarded is structurally gone —
  a second identity gets its own monitor + ring; default flips in W5 after soak);
  max_displays and NVENC session-unit budgets decline an unaffordable display AT
  admission; kick_dwm_compose is process-globally throttled and per-display — cursor
  jump + 35 ms dwell (a sub-tick jump composes nothing; DWM reads dirties from current
  state at the next vsync tick).

On-glass on the RTX box: V1/V2/V4/V5/V6/V9 green — two paired clients on two monitors
streaming ~60 fps each with zero mismatches and zero bind failures, churn-hammer clean
(no 0x80070490), per-ring mode-change recreate leaves the sibling untouched, typed
budget rejection, fault-injected cross-bind refused loudly with the sibling undisturbed.
V7: WUDFHost-kill shared fate is clean; in-process device recovery is a known follow-up
(the retired-never-closed control handles block the adapter cycle — reset-pf-vdisplay.ps1
recovers). DWM composes two IDD monitors concurrently at 60 fps — the plan's
load-bearing unknown, answered yes.

Also carries the client-HDR EDID forwarding that shared this working tree
(Hello::display_hdr → AddRequest luminance tail → the monitor's CTA-861.3 HDR block,
PUNKTFUNK_CLIENT_PEAK_NITS hatch) and the Deck client fixes (40 ms rumble keep-alive
with 1-LSB jitter, HDR self-diagnosing presenter warn, flatpak HDR env).

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>
2026-07-11 01:06:44 +02:00