Commit Graph

17 Commits

Author SHA1 Message Date
enricobuehler a53369bf21 fix(ci): green main again — clock_sync callers, two clippy denials, an unused import
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`ci.yml`'s clippy gate has been failing on main since the pre-0.16.0 sweep landed, and
because clippy stops at the first crate it can't compile, the visible error was only
ever the first of four. `ci.yml` is not tag-triggered, so v0.16.0 cut and shipped over
a red main; none of this reaches the release artifacts (the two E0308s are in a test
binary and a dev tool, and the rest are lints) but the gate has been blind since.

Fixed, in the order clippy surfaced them:

- clients/probe failed to COMPILE (E0308, x2). `810d918d` moved `clock_sync` onto the
  resumable `io::MsgReader` but only updated the client pump, leaving the probe passing
  a bare `&mut RecvStream`. The probe now wraps the control stream in a `MsgReader` at
  `open_bi` and threads that everywhere — Welcome, the --remode and --bitrate watchers,
  and the speed-test result read — which is also what the refactor was for: those reads
  sit behind timeouts and `select!`, exactly where a straddling frame would desync the
  stream for the rest of the run.

- pf-capture: `SPA_META_Cursor as u32` is a `u32 -> u32` no-op
  (`clippy::unnecessary_cast`). Line 1274 already passes the same constant uncast, so
  the type is not in question.

- pf-inject: `noop as usize` on the SIGUSR1 wake handler added in `986402f7` trips
  `clippy::function_casts_as_integer`; goes via `*const ()` as the lint asks. Same value
  in the `usize`-typed `sa_sigaction` slot.

- punktfunk-core: the `ctrl_framing` test module's `use super::*` is unused, which
  `-D warnings` promotes to an error.

Verified with CI's own commands on a Linux box (this is all Linux-gated code, so a Mac
cannot check it): `cargo clippy --workspace --all-targets --locked -- -D warnings`
finishes clean, `cargo build --workspace --locked` succeeds, and
`cargo test --workspace --locked` exits 0 with no failures — including punktfunk-core's
196-test suite, which covers the control-stream framing the probe change touches.

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>
2026-07-20 11:49:49 +02:00
enricobuehler dafab58943 Merge branch 'fix/round1-highs' into land/sweep-all 2026-07-20 00:42:38 +02:00
enricobuehler fe4af1761e fix(capture): stop stranding a PipeWire buffer on a caught panic; invalidate the PyroWave CSC on ring recreate
Two medium findings from the round-1 sweep.

- The `.process` callback dequeued a buffer INSIDE its `catch_unwind`, and every
  requeue site was inside too. `newest` is a raw pointer with no Drop, so any
  caught panic (update_cursor_meta / consume_frame) unwound past all three
  requeues and permanently stranded that buffer. Once the stream's fixed pool
  drained, `dequeue_raw_buffer` returned null every call and capture silently
  wedged while still reporting negotiated/active — defeating the very
  catch_unwind that was meant to keep a panic survivable. The drain loop now runs
  OUTSIDE the catch (dequeue/queue are non-panicking C FFI pointer ops) and
  `newest` is requeued exactly once after it, on every path: normal,
  corrupted-skip, or caught panic.

- `recreate_ring` invalidated `video_conv` and `hdr_p010_conv` but not
  `pyro_conv`. That converter is mode-baked — BgraToYuvPlanes selects entirely
  different shaders and output formats for SDR (8-bit BT.709 → R8/R8G8) vs HDR
  (scRGB→PQ BT.2020 → R16/R16G16) — and `ensure_pyro_conv` only builds when None,
  so a display_hdr flip reused the stale SDR converter against a freshly
  HDR-formatted pyro ring, corrupting every frame. Reachable at the documented
  "Downgrade point D": a PyroWave session with client_10bit=true that opens on a
  box where HDR can't enable, then flips once the display comes up.

Linux .21: pf-capture 1/0. Windows .173: `cargo check -p pf-capture` clean.

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>
2026-07-19 23:16:25 +02:00
enricobuehler 986402f731 fix(inject,zerocopy,capture): teardown deadlock, GL→CUDA copy race, cursor-meta OOB read
The three high-severity defects from the round-1 sweep of pf-inject /
pf-zerocopy / pf-capture (adjudicated against source — all 7 reported criticals
in these crates downgraded; these were the real highs).

- pf-inject steam_gadget: `SteamDeckGadget::drop` set `running=false` then joined
  the control thread, which spends steady state parked in a blocking, no-timeout
  `EVENT_FETCH` ioctl that only tests `running` at its loop top. The flag never
  reaches it, closing the fd can't wake an in-flight ioctl (the syscall holds a
  file reference, and the fd is shared via Arc by the very threads being joined),
  so the join hung — and it runs on the session input thread via
  `PadSlots::sweep`, driven by the client's `active_mask`, so a remote peer
  clearing its pad bit could freeze all session input. Now wakes the parked
  threads with SIGUSR1 (no-op, non-SA_RESTART handler → the ioctl returns EINTR
  and the loop exits), retried until each reports done and bounded (~1s).

- pf-zerocopy cuda: the GL→CUDA "sync point" was never established for the copy.
  `cuGraphicsMapResources`/`UnmapResources` were issued on the NULL stream, but
  the D2D copy runs on `copy_stream()`, a `CU_STREAM_NON_BLOCKING` stream exempt
  from implicit NULL-stream ordering — and the GL de-tile/CSC that produced the
  texture ends with only `glFlush` (no fence). So the copy could race ahead of
  the not-yet-retired GL draw: intermittent stale/torn frames under GPU load, on
  the default NVIDIA capture→encode path. Map, copy, and unmap now share
  `copy_stream()`, so map's device-side guarantee orders the GL work before the
  copy. Zero-copy preserved (no GPU→CPU→GPU roundtrip).

- pf-capture cursor meta: `update_cursor_meta` trusted three producer-written
  fields (bitmap_offset, pixel offset, stride) with no bound against the metadata
  region, driving OOB pointer arithmetic and an oversized `from_raw_parts` — an
  OOB read that SIGSEGVs inside the PipeWire `.process` callback (uncatchable by
  the surrounding `catch_unwind`). Switched to `spa_buffer_find_meta` to obtain
  the region's real `size` and validate every offset with checked arithmetic
  before each deref/slice, mirroring the fd-length guard the main frame path
  already applies.

Compile + existing tests green on Linux .21 (real RTX 5070 Ti): pf-inject 74/0,
pf-zerocopy 17/0, pf-capture 1/0. The gadget deadlock path only executes on a
SteamOS host with raw_gadget/dummy_hcd (not reproducible on the CachyOS box), so
that fix is reasoned + compile-verified, not runtime-exercised.

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>
2026-07-19 22:53:15 +02:00
enricobuehler b0fbb80fd5 fix(encode): key the PyroWave plane-import cache on the capturer's ring generation
Completes the partial fix from the previous commit. The Windows PyroWave backend
caches its imported plane images keyed on the D3D11 texture's COM address, and
holds no reference on that texture — so once the capturer recreates its ring,
those addresses can be handed straight back out by the allocator and a
pointer-keyed cache hit returns an image bound to a texture that no longer
exists. Adding the extent to the key ruled out same-address-different-size
aliasing, but a recycle at identical dimensions still aliased.

The capturer already tracks exactly the value needed: `generation`, bumped on
every ring recreate. Plumbed it onto `PyroFrameShare` and the encoder now
flushes every cached import when it changes, which makes cache identity
independent of allocator behaviour rather than a bet against pointer reuse.

Validated on the RTX box: `pyrowave_win_smoke` (forced with `--ignored`, the
only test that actually exercises this path on real hardware) passes all ten
configurations — 1024²/720p/1080p/1440p across SDR/HDR and 4:2:0/4:4:4 — with
correct decoded chroma means, so the steady-state cache-hit path still works.

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>
2026-07-19 21:45:14 +02:00
enricobuehler d2daeacc60 fix(pyrowave): per-session raw-dmabuf zero-copy capture on the Linux NVIDIA host
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A PyroWave session on an NVIDIA-auto host was forced onto CPU-RGB capture
(session_plan flipped gpu=false): Mutter blits tiled->LINEAR, we mmap +
de-pad ~30 MB, the encoder re-uploads it - three full-frame CPU touches
per frame at 5120x1440 while an HEVC session on the same box rides the
tiled EGL/CUDA zero-copy. The dmabuf passthrough + Vulkan tiled import
were already validated (8dc5d672) but only reachable via the global
PUNKTFUNK_ENCODER=pyrowave lab policy.

ZeroCopyPolicy gains pyrowave_session (from OutputFormat.pyrowave, i.e.
the negotiated codec): the capturer skips the NVENC-only EGL->CUDA
importer, takes the raw-dmabuf passthrough, and advertises the wavelet
encoder's Vulkan-importable modifiers so Mutter+NVIDIA negotiates tiled
zero-copy. The forced-CPU flip in session_plan is gone.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>
2026-07-19 16:25:00 +02:00
enricobuehler 99a1d1bed6 fix(pf-capture): don't require a libspa that exports SPA_VIDEO_TRANSFER_SMPTE2084
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The GNOME 50 HDR format offer took the PQ transfer id straight from
pw::spa::sys, which only exists on libspa new enough to carry the
BT2020_10/SMPTE2084/ARIB_STD_B67 block. Ubuntu 24.04 (noble) — the .deb host
builder — ships older headers, so bindgen emitted no such constant and the
host failed to compile there:

    error[E0425]: cannot find value `SPA_VIDEO_TRANSFER_SMPTE2084`
                  in crate `pw::spa::sys`

This never showed up locally or on the Linux CI: both run a current PipeWire,
where the binding is present. It broke deb.yml's build-publish-host job, so
v0.14.0 published its client .debs but no host .deb.

Spell the id out (14) instead. It's wire ABI, not a private detail — SPA
mirrors GStreamer's GstVideoTransferFunction and that block was added as a
unit, so the value is the same on every libspa that has the symbol. On one
that doesn't, PipeWire fails to intersect the offer and the session
negotiates SDR, which is what an HDR-incapable host should do anyway (the
path needs GNOME 50+ regardless).

A test pins our value against pw::spa::sys wherever the symbol exists, so a
renumbered enum fails loudly instead of silently mis-tagging the transfer
function. It only builds where tests are compiled — the .deb/.rpm builders
run plain `cargo build`, so it can't reintroduce the failure it guards.

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>
2026-07-19 11:17:15 +02:00
enricobuehler a83acf3ee1 style(fmt): rustfmt the GNOME 50 HDR files under the pinned toolchain
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`feat(hdr): GNOME 50 HDR screencast capture` (0e977817) landed with rustfmt
drift — six files were not clean under the pinned 1.96.0 toolchain, so
`cargo fmt --all --check` (ci.yml "Format") is red on main. Pure whitespace/
wrapping from `cargo fmt --all`; no semantic change.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
2026-07-19 10:09:34 +02:00
enricobuehler 3ae5f222d3 fix(hdr): honor SDR negotiation on the Windows host IDD-push path
A Windows client with HDR off (video_caps=0) negotiates bit_depth=8, but the
H.26x IDD-push capture composition FOLLOWED the virtual display's live "Use
HDR" state rather than the negotiated depth. On a display whose advanced color
was on — leftover from a prior 10-bit session on a reused monitor, the driver
default, or the host's global toggle — the capturer emitted P010 and NVENC
stamped HEVC Main10 + BT.2020 PQ from the pixel format alone (the in-band HDR
upgrade). That 10-bit PQ stream reached a client that advertised SDR-only; on a
client whose monitor is HDR-capable but has "Use HDR" off, the PQ landed on an
SDR desktop and blew out.

Make client_10bit authoritative for the composition depth on BOTH codecs,
mirroring the PyroWave branch that already did this:

* setup: force advanced color OFF for any !client_10bit session (was
  pyrowave-only), settling before the ring is sized;
* display_hdr gates on client_10bit alone, so an SDR-negotiated session
  composes SDR even if a physical display forces HDR;
* the descriptor poller re-asserts SDR against a mid-session "Use HDR" flip for
  any SDR-negotiated session (an HDR-negotiated H.26x session still follows
  flips both ways — its encoder re-inits on the depth change).

Only Punktfunk's virtual display is touched, never the host's real desktop.

Not yet on-glass; the client-side robustness fix (presenter should tone-map PQ
on an SDR-mode display instead of taking an HDR10 swapchain) is a follow-up.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
2026-07-19 10:01:17 +02:00
enricobuehler 0e977817f9 feat(hdr): GNOME 50 HDR screencast capture + Linux Main10 encode
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GNOME 50 (Mutter MR 4928, PipeWire >= 1.6) added HDR screen sharing for
monitor streams: 10-bit PQ formats (xRGB_210LE/xBGR_210LE) with MANDATORY
BT.2020 + SMPTE-2084 colorimetry props, advertised while the mirrored
monitor is in BT.2100 colour mode. Wire the Linux host into it end-to-end
on the GameStream desktop-mirror path (PUNKTFUNK_VIDEO_SOURCE=portal):

* pf-frame: PixelFormat::X2Rgb10/X2Bgr10 (DRM XR30/XB30; X2Bgr10 is the
  Windows Rgb10a2 layout) + fourccs.
* pf-capture: want_hdr portal offer — HDR-only LINEAR-dmabuf pods with
  MANDATORY PQ/BT.2020 props (SHM excluded: Mutter's SHM record path
  paints 8-bit ARGB32 regardless of format; tiled excluded: the EGL
  de-tile blit is 8-bit RGBA8), negotiated-colorimetry parse, generic
  HDR10 hdr_meta(), packed-10-bit CPU cursor blend, a process-wide SDR
  downgrade latch on negotiation timeout, and a DisplayConfig BT.2100
  colour-mode probe (gnome_hdr_monitor_active).
* pf-encode: libav NVENC X2RGB10->P010 swscale (BT.2020 limited) ->
  HEVC Main10 / 10-bit AV1 with PQ VUI; VAAPI 10-bit on both paths (CPU
  P010 upload + dmabuf XR30 scale_vaapi p010/bt2020); can_encode_10bit
  now probes for real on Linux; 10-bit sessions route around the
  8-bit-only Vulkan-video/direct-NVENC backends.
* GameStream: host_hdr_capable() Linux arm, live monitor-HDR check at
  RTSP honor time, capturer-pool reuse keyed on HDR-ness, gs_bit_depth
  covers the new formats. New `punktfunk-host hdr-probe` diagnostic and
  a PUNKTFUNK_SPIKE_HDR spike lever.
* Native plane stays honestly 8-bit via capturer_supports_hdr(): Mutter
  RecordVirtual streams are SDR-only upstream (GNOME 50 and 51-dev), so
  virtual-display sources cannot deliver HDR yet.

Validated on the RTX 5070 Ti (GNOME 50.3 / PipeWire 1.6.8): the Main10
probes pass and the ignored nvenc_hdr10_smoke GPU test emits an IDR that
ffprobe reads as Main 10 / yuv420p10le / bt2020nc / smpte2084 / limited.
Live HDR capture negotiation still needs an HDR monitor on glass; VAAPI
10-bit needs the AMD box.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>
2026-07-19 09:30:55 +02:00
enricobuehler 188edde2b3 feat(pyrowave): Windows host HDR + 4:4:4, Rust client HDR present
Phase 3 of design/pyrowave-444-hdr.md. A PyroWave session now negotiates HDR
(10-bit) and 4:4:4 on a Windows host exactly like HEVC/AV1, and the Linux
client presents it through the real HDR10 path.

Host (Windows): BgraToYuvPlanes becomes mode-aware — SDR/BGRA and HDR/scRGB
variants at half- or full-res chroma. The HDR passes reuse HdrP010Converter's
exact colour math (scRGB -> PQ BT.2020 limited studio codes, verified by
hdr_p010_selftest) but write P010-style MSB-packed codes into two separate
shareable R16_UNORM/R16G16_UNORM textures; chroma keeps the pyrowave family's
centre-sited 2x2 box. idd_push pins the composition to the NEGOTIATED depth
(SDR sessions force advanced color off as before; 10-bit sessions enable it
and ride the FP16 ring), and the descriptor poller re-asserts that state
instead of following display flips the fixed-format encoder can't. The
encoder imports 8/16-bit planes per session and stamps the sequence header's
BT.2020/PQ/matrix bits on HDR (stamp_color_bits, extending 574e3e4e's range
stamp); supports_10bit/can_encode_10bit/can_encode_444 gates open (HDR
Windows-only — Linux capture has no HDR source).

Client: the plane ring becomes R16_UNORM for 10-bit sessions (with a
STORAGE_IMAGE format probe), the planar CSC pass joins the HDR10 swapchain
rebuild (set_hdr_mode previously destroyed it without rebuilding — latent),
st.hdr follows frame.color.is_pq(), and the planar push constants carry
depth-10 MSB-packed rows + the PQ tonemap mode, identical to the NV12 arm.

Verified: .173 (RTX 4090) deploy-config clippy + fmt + wire tests + the
extended pyrowave_win_smoke (10-case {SDR,HDR}x{420,444} matrix incl. R16
imports and header stamps); .21 (RTX 5070 Ti) clippy across 4 crates, host
186 tests, client/presenter/encode tests, both Linux GPU smokes.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>
2026-07-18 13:21:06 +02:00
enricobuehler ebd9967547 feat(pyrowave): Windows host encoder — separate-plane zero-copy D3D11→Vulkan
Wire PyroWave into the Windows host (design/pyrowave-windows-host-zerocopy.md).
Before this a macOS client + Windows host that both selected PyroWave silently ran
HEVC: the host never advertised CODEC_PYROWAVE and open_video_backend bailed.

Approach (zero-copy, no GPU→CPU→GPU): pyrowave owns its own Vulkan device
(create_device_by_compat, by render-GPU vendor/device-id — NOT LUID, invalid in
Session 0). The capturer runs a BGRA→YUV BT.709-limited CSC (matching rgb2yuv.comp)
into TWO SEPARATE shareable plane textures — full-res R8 Y + half-res R8G8 CbCr —
which the encoder imports into pyrowave's device. Separate single/two-component
textures import reliably on NVIDIA at any size; a single planar NV12 import does NOT
(the vendored interop test: "only very specific resource sizes" — confirmed on-glass:
1024² fine, 720p/1080p/1440p garbage). A shared D3D11 fence, signalled after the CSC,
is imported as a Vulkan timeline semaphore so the wavelet read is ordered after it.

- pf-encode: enc/windows/pyrowave.rs (Encoder impl, two-plane import + Linux-style
  plane views); host_wire_caps advertises CODEC_PYROWAVE on Windows when the backend
  isn't Software; open_video_backend routes a negotiated PyroWave session first;
  pyrowave-sys on the Windows target; interop confirmed at open → clean HEVC fallback.
- pf-encode: shared, unit-tested enc/pyrowave_wire.rs (single source of truth for the
  client-facing AU framing); Linux encoder uses it too.
- pf-capture: dxgi.rs BgraToYuvPlanes CSC; idd_push.rs pyrowave mode — forces the
  virtual display SDR (the VideoProcessor can't ingest the FP16 HDR ring), a
  two-plane shareable out-ring, a shared fence passed every frame (so a rebuilt
  encoder re-imports it). Threaded via OutputFormat::pyrowave.
- pf-frame: D3d11Frame::pyro carries the CbCr plane + fence; OutputFormat::pyrowave.

Verified on .173 (RTX 4090): full-host build + clippy -D warnings (nvenc,amf-qsv) +
fmt --all --check; pyrowave_wire unit tests; pyrowave_win_smoke GPU test round-trips
distinct Y/Cb/Cr (100/180/60) exactly at 1024²/720p/1080p/1440p; Stage-0 interop
validated in the real Session-0 service context on-glass. Deployed to the box.
Owed: final on-glass picture/latency confirmation.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
2026-07-18 11:39:44 +02:00
enricobuehler 5e1e64e50b perf(latency): T2.5b — NV12 compute CSC on the LINEAR/gamescope zero-copy path
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design/latency-reduction-2026-07.md T2.5's Linux half: the LINEAR dmabuf path
(gamescope's only offer) fed NVENC RGB, paying its internal RGB->YUV CSC on
the SM the game is saturating — the exact contention §5.A removed everywhere
else. The Vulkan bridge now carries a buffer-to-buffer RGB->NV12 compute
shader (rgb2nv12_buf.comp, BT.709 limited, coefficient-identical to
pf-encode's rgb2yuv.comp; whole-word writes so no 8-bit-storage feature is
needed): import dmabuf -> dispatch CSC into the exportable buffer -> CUDA
de-strides both planes into a pooled two-plane NV12 buffer. PUNKTFUNK_NV12
(default-on) now covers LINEAR; a CSC failure latches RGB for the stream
(mid-frame fallback, no dropped frame); 4:4:4 LINEAR sessions stay RGB (never
silently subsample). New ImportKind::LinearNv12 rides the existing worker IPC
(appended last per the wire-tag rule); cursor stays downstream (blend_nv12).

Validated: .21 clippy -D warnings (pf-zerocopy/pf-capture/host+nvenc) + 17
zero-copy tests. Owed: on-glass gamescope session (visual + dmon sm% check).

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>
2026-07-17 20:14:20 +02:00
enricobuehler bbe4380b41 perf(latency): T1.1 frame-driven encode trigger + T1.4 time-based flush thresholds
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design/latency-reduction-2026-07.md tier 1, remaining halves:

- T1.1: the native encode loop wakes on the capture's ACTUAL arrival instead of
  sampling at a free-running tick — deletes the sample-and-hold (~half a frame
  interval on average, a full one worst-case: ~8ms avg @60fps). New
  Capturer::supports_arrival_wait/wait_arrival pair (IDD-push waits its
  frame-ready event against the shared-header token; the PipeWire portal blocks
  its channel with a pending stash); backends without an arrival signal — and
  PUNKTFUNK_FRAME_DRIVEN=0 — keep the legacy tick bit-identically. A
  0.9x-interval rate floor caps encode at ~1.11x target when the compositor
  outruns the session; a +0.5x-interval keepalive keeps static desktops
  re-encoding at 1.5x-interval cadence. Pacing deadlines re-anchor to the
  actual submit so they can't drift against the arrival clock. GameStream
  plane untouched.
- T1.4: the jump-to-live detectors run on WALL-CLOCK now (STANDING_TIME /
  FLUSH_AFTER = 250ms) instead of 30-frame counts whose meaning scaled with
  fps (500ms @60 but 125ms @240 — and stretching further under T1.1's slower
  static-scene repeats). The queue trip also requires depth still >= high, so
  a hysteresis-band hover can't fire on elapsed time alone.

Validated: .21 Linux 185 core + 177 host + pf-capture tests, clippy
-D warnings; .133 Windows cargo check of pf-capture + punktfunk-host green.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>
2026-07-17 19:31:49 +02:00
enricobuehler c8ee4b9902 fix(pf-vdisplay,pf-capture,pf-win-display): pre-split paths in the auto-merged v4 code
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The rename-followed perf hunks still said crate::win_display:: (the pre-W6
layout) — point them at pf_win_display::win_display:: and widen the four
helpers they call cross-crate.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
2026-07-17 16:13:15 +02:00
enricobuehler 09849906e9 Merge perf/first-frame-latency: driver proto v4 + first-frame/resize latency (P0-P2)
Brings the first-frame-latency branch (P0.1 transition tracing, P1.1/P1.2
Welcome-time display prep, P2 in-place resize; pf-driver-proto v3 -> v4 with
IOCTL_UPDATE_MODES) onto current main. The branch predates the W6.2/W7 splits,
so git's rename detection carried most of it into the moved crates
(pf-capture idd_push, pf-vdisplay manager/pf_vdisplay, pf-win-display,
pf-driver-proto, the driver workspace) and the punktfunk1.rs remainder was
re-homed by hand:

- native/handshake.rs: welcome/start trace marks + the Welcome-time display
  prep spawn (the prep thread BECOMES the stream thread; hand-off via a
  SyncSender<SessionContext>). negotiate() gains bringup/quit/stop and returns
  the PrepHandle.
- native.rs: bringup/resize_ms creation + the stop/quit flags hoisted BEFORE
  the handshake (the close watcher splits: flags pre-handshake, lifecycle
  events post-handshake where `hello` exists); punch_done stamp; the data
  plane adopts the prep thread's result or builds inline.
- native/stream.rs: SessionContext/SendStats carry the trace; send_loop
  finishes it on the first video packet; the resize path gains the in-place
  fast path (try_inplace_resize) with the full rebuild as fallback, restructured
  so both share the post-rebuild bookkeeping; prepare_display/PreparedDisplay/
  PrepHandle; build_pipeline(+retry) thread the stage marks.
- session_status/mgmt: ttff_ms + last_resize_ms per session (union with the
  lifecycle-events fields main added to the same spots).
- pf-capture: Capturer gains capture_target_id() + resize_output() defaults.
- pf-vdisplay manager: perf's faster activation poll (60x50ms) + the settle
  floor before the PnP sweep, on main's knobs/no-trait shape.

Also: packaging/windows/build-gamepad-drivers.ps1 is ASCII again (an em-dash
from the pf-mouse work tripped windows-host.yml's locale-safety gate on main).

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
2026-07-17 16:08:16 +02:00
enricobuehler 94ca4041ca refactor(host/W6.2): extract the frame-capture backends into the pf-capture crate
capture/linux (PipeWire portal) + capture/windows (IDD direct-push: dxgi
mechanics, idd_push + submodules, synthetic_nv12) + pwinit move into
crates/pf-capture behind the Capturer trait + synthetic sources (plan §W6).
The crate speaks pf-frame (CapturedFrame/PixelFormat + the DXGI identity),
pf-zerocopy (CUDA import), and the pf-win-display leaves, and NEVER pf-encode —
the capture->encode edge is one-way. This completes the deliberate capture/encode
crate split (the invasive path the plan had merged into one pf-media): capture
and encode are now separate subsystem crates sharing only pf-frame.

Four seams keep the capturer off the orchestrator:
- VirtualOutput is EXPLODED into primitives (remote_fd/node_id/preferred_mode/
  keepalive) by the host facade, so pf-capture never depends on the vdisplay type;
- FrameChannelSender: the sealed-channel delivery is a Send+Sync closure the host
  facade builds from the pf-vdisplay control device + send_frame_channel IOCTL and
  hands in; ChannelBroker holds the closure instead of the control HANDLE (the
  whole-desktop handle-duplication security boundary is byte-for-byte unchanged);
- console_session_mismatch + desktop_bounds live in pf-win-display (leaf peers);
- pwinit moves here (audio caller -> pf_capture::pwinit).

The host keeps capture.rs as a thin BRIDGE: it re-exports the vocabulary + capturer
types (every crate::capture::* path is unchanged) and keeps open_portal_monitor /
capture_virtual_output, which resolve the ZeroCopyPolicy + FrameChannelSender and
call into pf-capture. verify_is_wudfhost + install_gpu_pref_hook are re-exported
(the gamepad-channel bootstrap + the main.rs subcommand consume them).

Co-developed: the resident-HID-mouse compose-kick hook (HID_COMPOSE_KICK + the
HID-first cursor kick + _display_wake) rides this commit into pf-capture; the host
mouse_windows registration side lands separately on top.

Verified: Linux clippy -D warnings (pf-capture + host nvenc,vulkan-encode,pyrowave
--all-targets) + host tests 299/299; Windows clippy -D warnings (pf-capture
--all-targets + host nvenc,amf-qsv --all-targets) Finished exit 0.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
2026-07-17 11:28:56 +02:00