From af7d73d086fd64c7081dff6006b28a46bf3f3701 Mon Sep 17 00:00:00 2001 From: Koji Wakamiya Date: Mon, 8 Dec 2025 11:03:46 +0900 Subject: [PATCH] chore: example project --- example/ios/Runner.xcodeproj/project.pbxproj | 22 ++ .../xcshareddata/xcschemes/Runner.xcscheme | 18 ++ example/lib/main.dart | 176 +++++++---- example/pubspec.lock | 273 +++++++++++++++++- example/pubspec.yaml | 78 +---- 5 files changed, 432 insertions(+), 135 deletions(-) diff --git a/example/ios/Runner.xcodeproj/project.pbxproj b/example/ios/Runner.xcodeproj/project.pbxproj index adaa87b..083dbae 100644 --- a/example/ios/Runner.xcodeproj/project.pbxproj +++ b/example/ios/Runner.xcodeproj/project.pbxproj @@ -14,6 +14,7 @@ 97C146FC1CF9000F007C117D /* Main.storyboard in Resources */ = {isa = PBXBuildFile; fileRef = 97C146FA1CF9000F007C117D /* Main.storyboard */; }; 97C146FE1CF9000F007C117D /* Assets.xcassets in Resources */ = {isa = PBXBuildFile; fileRef = 97C146FD1CF9000F007C117D /* Assets.xcassets */; }; 97C147011CF9000F007C117D /* LaunchScreen.storyboard in Resources */ = {isa = PBXBuildFile; fileRef = 97C146FF1CF9000F007C117D /* LaunchScreen.storyboard */; }; + 78A318202AECB46A00862997 /* FlutterGeneratedPluginSwiftPackage in Frameworks */ = {isa = PBXBuildFile; productRef = 78A3181F2AECB46A00862997 /* FlutterGeneratedPluginSwiftPackage */; }; /* End PBXBuildFile section */ /* Begin PBXContainerItemProxy section */ @@ -55,6 +56,7 @@ 97C146FD1CF9000F007C117D /* Assets.xcassets */ = {isa = PBXFileReference; lastKnownFileType = folder.assetcatalog; path = Assets.xcassets; sourceTree = ""; }; 97C147001CF9000F007C117D /* Base */ = {isa = PBXFileReference; lastKnownFileType = file.storyboard; name = Base; path = Base.lproj/LaunchScreen.storyboard; sourceTree = ""; }; 97C147021CF9000F007C117D /* Info.plist */ = {isa = PBXFileReference; lastKnownFileType = text.plist.xml; path = Info.plist; sourceTree = ""; }; + 78E0A7A72DC9AD7400C4905E /* FlutterGeneratedPluginSwiftPackage */ = {isa = PBXFileReference; lastKnownFileType = wrapper; name = FlutterGeneratedPluginSwiftPackage; path = Flutter/ephemeral/Packages/FlutterGeneratedPluginSwiftPackage; sourceTree = ""; }; /* End PBXFileReference section */ /* Begin PBXFrameworksBuildPhase section */ @@ -62,6 +64,7 @@ isa = PBXFrameworksBuildPhase; buildActionMask = 2147483647; files = ( + 78A318202AECB46A00862997 /* FlutterGeneratedPluginSwiftPackage in Frameworks */, ); runOnlyForDeploymentPostprocessing = 0; }; @@ -79,6 +82,7 @@ 9740EEB11CF90186004384FC /* Flutter */ = { isa = PBXGroup; children = ( + 78E0A7A72DC9AD7400C4905E /* FlutterGeneratedPluginSwiftPackage */, 3B3967151E833CAA004F5970 /* AppFrameworkInfo.plist */, 9740EEB21CF90195004384FC /* Debug.xcconfig */, 7AFA3C8E1D35360C0083082E /* Release.xcconfig */, @@ -142,6 +146,9 @@ productType = "com.apple.product-type.bundle.unit-test"; }; 97C146ED1CF9000F007C117D /* Runner */ = { + packageProductDependencies = ( + 78A3181F2AECB46A00862997 /* FlutterGeneratedPluginSwiftPackage */, + ); isa = PBXNativeTarget; buildConfigurationList = 97C147051CF9000F007C117D /* Build configuration list for PBXNativeTarget "Runner" */; buildPhases = ( @@ -165,6 +172,9 @@ /* Begin PBXProject section */ 97C146E61CF9000F007C117D /* Project object */ = { + packageReferences = ( + 781AD8BC2B33823900A9FFBB /* XCLocalSwiftPackageReference "Flutter/ephemeral/Packages/FlutterGeneratedPluginSwiftPackage" */, + ); isa = PBXProject; attributes = { BuildIndependentTargetsInParallel = YES; @@ -611,6 +621,18 @@ defaultConfigurationName = Release; }; /* End XCConfigurationList section */ +/* Begin XCLocalSwiftPackageReference section */ + 781AD8BC2B33823900A9FFBB /* XCLocalSwiftPackageReference "Flutter/ephemeral/Packages/FlutterGeneratedPluginSwiftPackage" */ = { + isa = XCLocalSwiftPackageReference; + relativePath = Flutter/ephemeral/Packages/FlutterGeneratedPluginSwiftPackage; + }; +/* End XCLocalSwiftPackageReference section */ +/* Begin XCSwiftPackageProductDependency section */ + 78A3181F2AECB46A00862997 /* FlutterGeneratedPluginSwiftPackage */ = { + isa = XCSwiftPackageProductDependency; + productName = FlutterGeneratedPluginSwiftPackage; + }; +/* End XCSwiftPackageProductDependency section */ }; rootObject = 97C146E61CF9000F007C117D /* Project object */; } diff --git a/example/ios/Runner.xcodeproj/xcshareddata/xcschemes/Runner.xcscheme b/example/ios/Runner.xcodeproj/xcshareddata/xcschemes/Runner.xcscheme index e3773d4..c3fedb2 100644 --- a/example/ios/Runner.xcodeproj/xcshareddata/xcschemes/Runner.xcscheme +++ b/example/ios/Runner.xcodeproj/xcshareddata/xcschemes/Runner.xcscheme @@ -5,6 +5,24 @@ + + + + + + + + + + createState() => _MyAppState(); + Widget build(BuildContext context) { + return MaterialApp( + title: 'Image FFI Demo', + theme: ThemeData.light(), + home: MainPage(), + ); + } } -class _MyAppState extends State { - late int sumResult; - late Future sumAsyncResult; +class MainPage extends StatefulWidget { + const MainPage({super.key}); @override - void initState() { - super.initState(); - sumResult = image_ffi.sum(1, 2); - sumAsyncResult = image_ffi.sumAsync(3, 4); + State createState() => _MainPageState(); +} + +class _MainPageState extends State { + Uint8List? _originalImage; + String? _originalName; + Uint8List? _convertedImage; + String? _convertedFormat; + int? _convertElapsedMs; + bool _isLoading = false; + + Future _pickImage() async { + final picker = ImagePicker(); + final pickedFile = await picker.pickImage(source: ImageSource.gallery); + if (pickedFile != null) { + _originalImage = await pickedFile.readAsBytes(); + _originalName = pickedFile.name; + _convertedImage = null; + _convertedFormat = null; + _convertElapsedMs = null; + setState(() {}); + } + } + + Future _convertImage(OutputFormat format) async { + if (_originalImage == null) return; + setState(() => _isLoading = true); + final sw = Stopwatch()..start(); + try { + final converted = await ImageConverter.convert( + inputData: _originalImage!, + format: format, + quality: 90, + ); + sw.stop(); + _convertedImage = converted; + _convertedFormat = format.name; + _convertElapsedMs = sw.elapsedMilliseconds; + setState(() {}); + } catch (e) { + if (!mounted) return; + ScaffoldMessenger.of( + context, + ).showSnackBar(SnackBar(content: Text('Conversion failed: $e'))); + } finally { + setState(() => _isLoading = false); + } } @override Widget build(BuildContext context) { - const textStyle = TextStyle(fontSize: 25); - const spacerSmall = SizedBox(height: 10); - return MaterialApp( - home: Scaffold( - appBar: AppBar( - title: const Text('Native Packages'), - ), - body: SingleChildScrollView( - child: Container( - padding: const .all(10), - child: Column( - children: [ - const Text( - 'This calls a native function through FFI that is shipped as source in the package. ' - 'The native code is built as part of the Flutter Runner build.', - style: textStyle, - textAlign: .center, - ), - spacerSmall, - Text( - 'sum(1, 2) = $sumResult', - style: textStyle, - textAlign: .center, - ), - spacerSmall, - FutureBuilder( - future: sumAsyncResult, - builder: (BuildContext context, AsyncSnapshot value) { - final displayValue = - (value.hasData) ? value.data : 'loading'; - return Text( - 'await sumAsync(3, 4) = $displayValue', - style: textStyle, - textAlign: .center, - ); - }, - ), - ], + return Scaffold( + appBar: AppBar(title: const Text('image_ffi Demo')), + body: SingleChildScrollView( + padding: const .all(16), + child: Column( + crossAxisAlignment: CrossAxisAlignment.stretch, + children: [ + FilledButton( + onPressed: _pickImage, + child: const Text('Pick Image'), ), - ), + if (_originalImage != null) ...[ + Text('Original Image ($_originalName): '), + Image.memory(_originalImage!, height: 180), + const SizedBox(height: 8), + Row( + spacing: 4, + children: [ + ActionChip( + onPressed: _isLoading + ? null + : () => _convertImage(OutputFormat.jpeg), + label: const Text('to JPG'), + ), + ActionChip( + onPressed: _isLoading + ? null + : () => _convertImage(OutputFormat.png), + label: const Text('to PNG'), + ), + ActionChip( + onPressed: _isLoading + ? null + : () => _convertImage(OutputFormat.webp), + label: const Text('to WebP'), + ), + ActionChip( + onPressed: _isLoading + ? null + : () => _convertImage(OutputFormat.heic), + label: const Text('to HEIC'), + ), + ], + ), + ], + if (_isLoading) + const Padding( + padding: .all(16), + child: Center(child: CircularProgressIndicator()), + ), + if (!_isLoading && _convertedImage != null) + Column( + children: [ + Text('Converted ($_convertedFormat):'), + Image.memory(_convertedImage!, height: 180), + Text('Size: ${_convertedImage!.lengthInBytes} bytes'), + if (_convertElapsedMs != null) + Text('Convert time: $_convertElapsedMs ms'), + ], + ), + ], ), ), ); diff --git a/example/pubspec.lock b/example/pubspec.lock index bd9b284..575b636 100644 --- a/example/pubspec.lock +++ b/example/pubspec.lock @@ -1,6 +1,14 @@ # Generated by pub # See https://dart.dev/tools/pub/glossary#lockfile packages: + args: + dependency: transitive + description: + name: args + sha256: d0481093c50b1da8910eb0bb301626d4d8eb7284aa739614d2b394ee09e3ea04 + url: "https://pub.dev" + source: hosted + version: "2.7.0" async: dependency: transitive description: @@ -33,6 +41,14 @@ packages: url: "https://pub.dev" source: hosted version: "1.1.2" + code_assets: + dependency: transitive + description: + name: code_assets + sha256: ae0db647e668cbb295a3527f0938e4039e004c80099dce2f964102373f5ce0b5 + url: "https://pub.dev" + source: hosted + version: "0.19.10" collection: dependency: transitive description: @@ -41,14 +57,22 @@ packages: url: "https://pub.dev" source: hosted version: "1.19.1" - cupertino_icons: - dependency: "direct main" + cross_file: + dependency: transitive description: - name: cupertino_icons - sha256: ba631d1c7f7bef6b729a622b7b752645a2d076dba9976925b8f25725a30e1ee6 + name: cross_file + sha256: "701dcfc06da0882883a2657c445103380e53e647060ad8d9dfb710c100996608" url: "https://pub.dev" source: hosted - version: "1.0.8" + version: "0.3.5+1" + crypto: + dependency: transitive + description: + name: crypto + sha256: c8ea0233063ba03258fbcf2ca4d6dadfefe14f02fab57702265467a19f27fadf + url: "https://pub.dev" + source: hosted + version: "3.0.7" fake_async: dependency: transitive description: @@ -57,6 +81,54 @@ packages: url: "https://pub.dev" source: hosted version: "1.3.3" + ffi: + dependency: transitive + description: + name: ffi + sha256: "289279317b4b16eb2bb7e271abccd4bf84ec9bdcbe999e278a94b804f5630418" + url: "https://pub.dev" + source: hosted + version: "2.1.4" + file: + dependency: transitive + description: + name: file + sha256: a3b4f84adafef897088c160faf7dfffb7696046cb13ae90b508c2cbc95d3b8d4 + url: "https://pub.dev" + source: hosted + version: "7.0.1" + file_selector_linux: + dependency: transitive + description: + name: file_selector_linux + sha256: "2567f398e06ac72dcf2e98a0c95df2a9edd03c2c2e0cacd4780f20cdf56263a0" + url: "https://pub.dev" + source: hosted + version: "0.9.4" + file_selector_macos: + dependency: transitive + description: + name: file_selector_macos + sha256: "5e0bbe9c312416f1787a68259ea1505b52f258c587f12920422671807c4d618a" + url: "https://pub.dev" + source: hosted + version: "0.9.5" + file_selector_platform_interface: + dependency: transitive + description: + name: file_selector_platform_interface + sha256: "35e0bd61ebcdb91a3505813b055b09b79dfdc7d0aee9c09a7ba59ae4bb13dc85" + url: "https://pub.dev" + source: hosted + version: "2.7.0" + file_selector_windows: + dependency: transitive + description: + name: file_selector_windows + sha256: "62197474ae75893a62df75939c777763d39c2bc5f73ce5b88497208bc269abfd" + url: "https://pub.dev" + source: hosted + version: "0.9.3+5" flutter: dependency: "direct main" description: flutter @@ -70,11 +142,56 @@ packages: url: "https://pub.dev" source: hosted version: "6.0.0" + flutter_plugin_android_lifecycle: + dependency: transitive + description: + name: flutter_plugin_android_lifecycle + sha256: ee8068e0e1cd16c4a82714119918efdeed33b3ba7772c54b5d094ab53f9b7fd1 + url: "https://pub.dev" + source: hosted + version: "2.0.33" flutter_test: dependency: "direct dev" description: flutter source: sdk version: "0.0.0" + flutter_web_plugins: + dependency: transitive + description: flutter + source: sdk + version: "0.0.0" + glob: + dependency: transitive + description: + name: glob + sha256: c3f1ee72c96f8f78935e18aa8cecced9ab132419e8625dc187e1c2408efc20de + url: "https://pub.dev" + source: hosted + version: "2.1.3" + hooks: + dependency: transitive + description: + name: hooks + sha256: "5410b9f4f6c9f01e8ff0eb81c9801ea13a3c3d39f8f0b1613cda08e27eab3c18" + url: "https://pub.dev" + source: hosted + version: "0.20.5" + http: + dependency: transitive + description: + name: http + sha256: "87721a4a50b19c7f1d49001e51409bddc46303966ce89a65af4f4e6004896412" + url: "https://pub.dev" + source: hosted + version: "1.6.0" + http_parser: + dependency: transitive + description: + name: http_parser + sha256: "178d74305e7866013777bab2c3d8726205dc5a4dd935297175b19a23a2e66571" + url: "https://pub.dev" + source: hosted + version: "4.1.2" image_ffi: dependency: "direct main" description: @@ -82,6 +199,78 @@ packages: relative: true source: path version: "0.0.1" + image_picker: + dependency: "direct main" + description: + name: image_picker + sha256: "784210112be18ea55f69d7076e2c656a4e24949fa9e76429fe53af0c0f4fa320" + url: "https://pub.dev" + source: hosted + version: "1.2.1" + image_picker_android: + dependency: transitive + description: + name: image_picker_android + sha256: "5e9bf126c37c117cf8094215373c6d561117a3cfb50ebc5add1a61dc6e224677" + url: "https://pub.dev" + source: hosted + version: "0.8.13+10" + image_picker_for_web: + dependency: transitive + description: + name: image_picker_for_web + sha256: "66257a3191ab360d23a55c8241c91a6e329d31e94efa7be9cf7a212e65850214" + url: "https://pub.dev" + source: hosted + version: "3.1.1" + image_picker_ios: + dependency: transitive + description: + name: image_picker_ios + sha256: "956c16a42c0c708f914021666ffcd8265dde36e673c9fa68c81f7d085d9774ad" + url: "https://pub.dev" + source: hosted + version: "0.8.13+3" + image_picker_linux: + dependency: transitive + description: + name: image_picker_linux + sha256: "1f81c5f2046b9ab724f85523e4af65be1d47b038160a8c8deed909762c308ed4" + url: "https://pub.dev" + source: hosted + version: "0.2.2" + image_picker_macos: + dependency: transitive + description: + name: image_picker_macos + sha256: "86f0f15a309de7e1a552c12df9ce5b59fe927e71385329355aec4776c6a8ec91" + url: "https://pub.dev" + source: hosted + version: "0.2.2+1" + image_picker_platform_interface: + dependency: transitive + description: + name: image_picker_platform_interface + sha256: "567e056716333a1647c64bb6bd873cff7622233a5c3f694be28a583d4715690c" + url: "https://pub.dev" + source: hosted + version: "2.11.1" + image_picker_windows: + dependency: transitive + description: + name: image_picker_windows + sha256: d248c86554a72b5495a31c56f060cf73a41c7ff541689327b1a7dbccc33adfae + url: "https://pub.dev" + source: hosted + version: "0.2.2" + jni: + dependency: transitive + description: + name: jni + sha256: "8706a77e94c76fe9ec9315e18949cc9479cc03af97085ca9c1077b61323ea12d" + url: "https://pub.dev" + source: hosted + version: "0.15.2" leak_tracker: dependency: transitive description: @@ -114,6 +303,14 @@ packages: url: "https://pub.dev" source: hosted version: "6.0.0" + logging: + dependency: transitive + description: + name: logging + sha256: c8245ada5f1717ed44271ed1c26b8ce85ca3228fd2ffdb75468ab01979309d61 + url: "https://pub.dev" + source: hosted + version: "1.3.0" matcher: dependency: transitive description: @@ -138,6 +335,38 @@ packages: url: "https://pub.dev" source: hosted version: "1.17.0" + mime: + dependency: transitive + description: + name: mime + sha256: "41a20518f0cb1256669420fdba0cd90d21561e560ac240f26ef8322e45bb7ed6" + url: "https://pub.dev" + source: hosted + version: "2.0.0" + native_toolchain_c: + dependency: transitive + description: + name: native_toolchain_c + sha256: f8872ea6c7a50ce08db9ae280ca2b8efdd973157ce462826c82f3c3051d154ce + url: "https://pub.dev" + source: hosted + version: "0.17.2" + objective_c: + dependency: transitive + description: + name: objective_c + sha256: c12701c978eacda8d8a9be1469f005e26bf16a903945982b94f77d7a9dbeea45 + url: "https://pub.dev" + source: hosted + version: "9.2.1" + package_config: + dependency: transitive + description: + name: package_config + sha256: f096c55ebb7deb7e384101542bfba8c52696c1b56fca2eb62827989ef2353bbc + url: "https://pub.dev" + source: hosted + version: "2.2.0" path: dependency: transitive description: @@ -154,6 +383,14 @@ packages: url: "https://pub.dev" source: hosted version: "2.1.8" + pub_semver: + dependency: transitive + description: + name: pub_semver + sha256: "5bfcf68ca79ef689f8990d1160781b4bad40a3bd5e5218ad4076ddb7f4081585" + url: "https://pub.dev" + source: hosted + version: "2.2.0" sky_engine: dependency: transitive description: flutter @@ -207,6 +444,14 @@ packages: url: "https://pub.dev" source: hosted version: "0.7.7" + typed_data: + dependency: transitive + description: + name: typed_data + sha256: f9049c039ebfeb4cf7a7104a675823cd72dba8297f264b6637062516699fa006 + url: "https://pub.dev" + source: hosted + version: "1.4.0" vector_math: dependency: transitive description: @@ -223,6 +468,22 @@ packages: url: "https://pub.dev" source: hosted version: "15.0.2" + web: + dependency: transitive + description: + name: web + sha256: "868d88a33d8a87b18ffc05f9f030ba328ffefba92d6c127917a2ba740f9cfe4a" + url: "https://pub.dev" + source: hosted + version: "1.1.1" + yaml: + dependency: transitive + description: + name: yaml + sha256: b9da305ac7c39faa3f030eccd175340f968459dae4af175130b3fc47e40d76ce + url: "https://pub.dev" + source: hosted + version: "3.1.3" sdks: dart: ">=3.10.0 <4.0.0" - flutter: ">=3.35.0" + flutter: ">=3.35.6" diff --git a/example/pubspec.yaml b/example/pubspec.yaml index 191907d..d404281 100644 --- a/example/pubspec.yaml +++ b/example/pubspec.yaml @@ -1,98 +1,24 @@ name: image_ffi_example description: "Demonstrates how to use the image_ffi plugin." -# The following line prevents the package from being accidentally published to -# pub.dev using `flutter pub publish`. This is preferred for private packages. -publish_to: 'none' # Remove this line if you wish to publish to pub.dev - -# The following defines the version and build number for your application. -# A version number is three numbers separated by dots, like 1.2.43 -# followed by an optional build number separated by a +. -# Both the version and the builder number may be overridden in flutter -# build by specifying --build-name and --build-number, respectively. -# In Android, build-name is used as versionName while build-number used as versionCode. -# Read more about Android versioning at https://developer.android.com/studio/publish/versioning -# In iOS, build-name is used as CFBundleShortVersionString while build-number is used as CFBundleVersion. -# Read more about iOS versioning at -# https://developer.apple.com/library/archive/documentation/General/Reference/InfoPlistKeyReference/Articles/CoreFoundationKeys.html -# In Windows, build-name is used as the major, minor, and patch parts -# of the product and file versions while build-number is used as the build suffix. +publish_to: 'none' version: 1.0.0+1 environment: sdk: ^3.10.0 flutter: '>=3.35.0' -# Dependencies specify other packages that your package needs in order to work. -# To automatically upgrade your package dependencies to the latest versions -# consider running `flutter pub upgrade --major-versions`. Alternatively, -# dependencies can be manually updated by changing the version numbers below to -# the latest version available on pub.dev. To see which dependencies have newer -# versions available, run `flutter pub outdated`. dependencies: flutter: sdk: flutter image_ffi: - # When depending on this package from a real application you should use: - # image_ffi: ^x.y.z - # See https://dart.dev/tools/pub/dependencies#version-constraints - # The example app is bundled with the plugin so we use a path dependency on - # the parent directory to use the current plugin's version. path: ../ - - # The following adds the Cupertino Icons font to your application. - # Use with the CupertinoIcons class for iOS style icons. - cupertino_icons: ^1.0.8 + image_picker: dev_dependencies: flutter_test: sdk: flutter - - # The "flutter_lints" package below contains a set of recommended lints to - # encourage good coding practices. The lint set provided by the package is - # activated in the `analysis_options.yaml` file located at the root of your - # package. See that file for information about deactivating specific lint - # rules and activating additional ones. flutter_lints: ^6.0.0 -# For information on the generic Dart part of this file, see the -# following page: https://dart.dev/tools/pub/pubspec - -# The following section is specific to Flutter packages. flutter: - - # The following line ensures that the Material Icons font is - # included with your application, so that you can use the icons in - # the material Icons class. uses-material-design: true - - # To add assets to your application, add an assets section, like this: - # assets: - # - images/a_dot_burr.jpeg - # - images/a_dot_ham.jpeg - - # An image asset can refer to one or more resolution-specific "variants", see - # https://flutter.dev/to/resolution-aware-images - - # For details regarding adding assets from package dependencies, see - # https://flutter.dev/to/asset-from-package - - # To add custom fonts to your application, add a fonts section here, - # in this "flutter" section. Each entry in this list should have a - # "family" key with the font family name, and a "fonts" key with a - # list giving the asset and other descriptors for the font. For - # example: - # fonts: - # - family: Schyler - # fonts: - # - asset: fonts/Schyler-Regular.ttf - # - asset: fonts/Schyler-Italic.ttf - # style: italic - # - family: Trajan Pro - # fonts: - # - asset: fonts/TrajanPro.ttf - # - asset: fonts/TrajanPro_Bold.ttf - # weight: 700 - # - # For details regarding fonts from package dependencies, - # see https://flutter.dev/to/font-from-package