feat(mobile): jxl decoder (#32592)

2026-10-24 11:52:05 +03:00
parent 918d66fbdb
commit 70ef2884f0
68 changed files with 2971 additions and 290 deletions
@@ -0,0 +1,63 @@
+import 'dart:io';
+
+import 'package:code_assets/code_assets.dart';
+import 'package:hooks/hooks.dart';
+import 'package:native_toolchain_rust/native_toolchain_rust.dart';
+
+const _crate = '../crates/native_core_ffi';
+
+// Cargo's dep-info only lists source files, so these have to rerun the hook too.
+const _manifests = [
+  '../.cargo/config.toml',
+  '../Cargo.toml',
+  '../Cargo.lock',
+  '../crates/native_core/Cargo.toml',
+  '$_crate/Cargo.toml',
+  '$_crate/rust-toolchain.toml',
+];
+
+void main(List<String> args) async {
+  await build(args, (input, output) async {
+    if (!input.config.buildCodeAssets) return;
+    final code = input.config.code;
+    output.dependencies.addAll(_manifests.map(input.packageRoot.resolve));
+    final target = _crossTarget(code);
+    if (target != null) {
+      await _rustup(['target', 'add', '--toolchain', await _channel(input), target]);
+    }
+    await RustBuilder(assetName: 'src/bindings.g.dart', cratePath: _crate).run(input: input, output: output);
+  });
+}
+
+// mise sets RUSTUP_TOOLCHAIN, which makes rustup ignore rust-toolchain.toml and never install
+// its targets, so add the one this build needs.
+String? _crossTarget(CodeConfig code) => switch ((code.targetOS, code.targetArchitecture)) {
+  (OS.android, Architecture.arm) => 'armv7-linux-androideabi',
+  (OS.android, Architecture.arm64) => 'aarch64-linux-android',
+  (OS.android, Architecture.x64) => 'x86_64-linux-android',
+  (OS.iOS, Architecture.arm64) when code.iOS.targetSdk == IOSSdk.iPhoneSimulator => 'aarch64-apple-ios-sim',
+  (OS.iOS, Architecture.arm64) => 'aarch64-apple-ios',
+  (OS.iOS, Architecture.x64) => 'x86_64-apple-ios',
+  _ => null,
+};
+
+Future<String> _channel(BuildInput input) async {
+  final toml = await File.fromUri(input.packageRoot.resolve('$_crate/rust-toolchain.toml')).readAsString();
+  final match = RegExp(r'^channel = "([^"]+)"', multiLine: true).firstMatch(toml);
+  if (match == null) throw StateError('channel missing in rust-toolchain.toml');
+  return match.group(1)!;
+}
+
+Future<void> _rustup(List<String> args) async {
+  final home = Platform.environment[Platform.isWindows ? 'USERPROFILE' : 'HOME'];
+  ProcessResult result;
+  try {
+    result = await Process.run('rustup', args);
+  } on ProcessException {
+    if (home == null) rethrow;
+    result = await Process.run('$home/.cargo/bin/rustup', args);
+  }
+  if (result.exitCode != 0) {
+    throw ProcessException('rustup', args, '${result.stderr}', result.exitCode);
+  }
+}