feat(compositor): port the compositor to macOS (Metal + VideoToolbox) - #189

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EtienneLescot wants to merge 19 commits into

release/v1.8.0from

feat/macos-metal-compositor

Commits on Jul 27, 2026

feat(compositor): fail legibly when D3D11 init fails, instead of falling back to WARP
EtienneLescot
committed
docs(compositor): correct the WGC rationale -- capture is not mandatory
EtienneLescot
committed
feat(compositor): add a CPU backend -- WARP render + software decode, iso output
EtienneLescot
committed
feat(compositor): select the CPU backend automatically, and tell the user
EtienneLescot
committed
feat(compositor): let the CPU backend reach the export encoder
EtienneLescot
committed
Merge branch 'release/v1.8.0' into feat/d3d-warp-fallback
EtienneLescot
authored

Commits on Jul 28, 2026

feat(compositor): scaffold macOS Metal+VideoToolbox port
openscreen-bot
committed
feat(compositor): mac_frames.rs — software decode → NV12 → CVPixelBuffer upload
openscreen-bot
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feat(compositor): add d3d_macos, text_macos, wrapper_macos — backend stubs
openscreen-bot
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feat(compositor): compositor_macos — Compositor skeleton, CVMetalTextureCache seam, dual-format dispatch
openscreen-bot
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feat(compositor): shaders.metal — MSL port of all 9 shader entry points
openscreen-bot
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feat(compositor): pipeline_macos — VideoToolbox hwaccel decode + dual-format seam
openscreen-bot
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fix(compositor/build.rs): discover macOS SDK via xcrun on macOS
openscreen-bot
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fix(ci): indent the build: job so the macOS job parses
openscreen-bot
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feat(compositor): compositor_macos engine — render targets, MSL pipeline, first-pass compose_frame
openscreen-bot
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feat(compositor): pipeline_macos::Decoder — seek / next / cur_time_sec / fps / available_duration
openscreen-bot
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feat(compositor): pipeline_macos::VideoEncoder — h264_videotoolbox + libopenh264
openscreen-bot
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feat(compositor): pipeline_macos::run_composited_multi — multi-clip export
openscreen-bot
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feat(compositor): text_metal — CoreText/CoreGraphics text rasterizer
openscreen-bot
committed