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feat(GTK4/Camera): Add camera frame callback support #1648

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feat(GTK4/Camera): Add camera frame callback support #1648

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97d878b
Fix missing poly_Rq_mul symbol in aws-lc-sys for Linux x86_64
Lebei2046 May 20, 2026
f9b6efe
feat(GTK4/CameraView): camera preview works
Lebei2046 May 21, 2026
4146258
feat(GTK4/CameraView): callback works
Lebei2046 May 22, 2026
a316698
feat(GTK4/CameraView): infra for QR detection works
Lebei2046 May 23, 2026
46eafd0
improved camera frame callback support and fixed RefCell panic
Lebei2046 May 24, 2026
d192a42
clean the interface for CameraView
Lebei2046 May 24, 2026
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96 changes: 94 additions & 2 deletions Cargo.lock
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6 changes: 6 additions & 0 deletions Cargo.toml
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Expand Up @@ -311,3 +311,9 @@ perry-codegen-wear-tiles = { path = "crates/perry-codegen-wear-tiles" }
perry-codegen-wasm = { path = "crates/perry-codegen-wasm" }
perry-ui-testkit = { path = "crates/perry-ui-testkit" }
perry-updater = { path = "crates/perry-updater" }

# Patch aws-lc-sys to fix missing poly_rq_mul.S for Linux x86_64
# The upstream crate omits crypto/hrss/asm/poly_rq_mul.S from the linux_x86_64 build,
# causing undefined symbol errors when linking. See: patches/aws-lc-sys-0.40.0-add-poly_rq_mul.patch
[patch.crates-io]
aws-lc-sys = { path = "patches/aws-lc-sys-0.40.0" }
8 changes: 8 additions & 0 deletions crates/perry-api-manifest/src/entries.rs
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Expand Up @@ -2064,6 +2064,14 @@ pub static API_MANIFEST: &[ApiEntry] = &[
method("perry/ui", "Table", false, None),
method("perry/ui", "Canvas", false, None),
method("perry/ui", "CameraView", false, None),
method("perry/ui", "cameraStart", false, None),
method("perry/ui", "cameraStop", false, None),
method("perry/ui", "cameraFreeze", false, None),
method("perry/ui", "cameraUnfreeze", false, None),
method("perry/ui", "cameraSampleColor", false, None),
method("perry/ui", "cameraSetOnTap", false, None),
method("perry/ui", "cameraRegisterFrameCallback", false, None),
method("perry/ui", "cameraUnregisterFrameCallback", false, None),
method("perry/ui", "SplitView", false, None),
method("perry/ui", "ForEach", false, None),
method("perry/ui", "State", false, None),
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12 changes: 12 additions & 0 deletions crates/perry-dispatch/src/lib.rs
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Expand Up @@ -1923,6 +1923,18 @@ pub const PERRY_UI_TABLE: &[MethodRow] = &[
args: &[ArgKind::Widget, ArgKind::Closure],
ret: ReturnKind::Void,
},
MethodRow {
method: "cameraRegisterFrameCallback",
runtime: "perry_ui_camera_register_frame_callback",
args: &[ArgKind::Widget, ArgKind::Closure],
ret: ReturnKind::Void,
},
MethodRow {
method: "cameraUnregisterFrameCallback",
runtime: "perry_ui_camera_unregister_frame_callback",
args: &[ArgKind::Widget],
ret: ReturnKind::Void,
},
// ---- Canvas ----
MethodRow {
method: "Canvas",
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3 changes: 3 additions & 0 deletions crates/perry-ui-gtk4/Cargo.toml
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Expand Up @@ -13,6 +13,7 @@ perry-runtime = { path = "../perry-runtime" }
perry-ffi = { path = "../perry-ffi" }
base64 = "0.22"
libc = "0.2"
lazy_static = "1.4"
gtk4 = { version = "0.9", features = ["v4_6"] }
cairo-rs = "0.20"
# perry/ui MapView (#517). libshumate is GNOME's GTK4-native vector-tile
Expand All @@ -32,6 +33,8 @@ webkit6 = "=0.4"
dirs = "5"
# perry/media — GStreamer playbin for streaming audio playback (#351).
gstreamer = "0.25"
gstreamer-app = "0.25"
gstreamer-video = "0.25"
# perry/media — MPRIS D-Bus exposure for GNOME / KDE / playerctl /
# Bluetooth headphones (#366). Linux-only; zbus has Linux-specific
# system deps that don't build on macOS / Windows hosts, so the crate
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