update example

Author: rainyl

example/ios/Runner/Info.plist

@@ -2,6 +2,12 @@
 <!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
 <plist version="1.0">
 <dict>
+	<key>NSPhotoLibraryUsageDescription</key>
+	<string>Pick Images</string>
+	<key>NSCameraUsageDescription</key>
+	<string>Take a picture</string>
+	<key>NSMicrophoneUsageDescription</key>
+	<string>Record a video</string>
 	<key>CFBundleDevelopmentRegion</key>
 	<string>$(DEVELOPMENT_LANGUAGE)</string>
 	<key>CFBundleDisplayName</key>

example/lib/main.dart

@@ -4,6 +4,7 @@ import 'dart:typed_data';
 import 'package:flutter/foundation.dart';
 import 'package:flutter/material.dart';
 import 'package:opencv_dart/opencv_dart.dart' as cv;
+import 'package:image_picker/image_picker.dart';
 
 void main() {
   runApp(const MyApp());
@@ -54,6 +55,24 @@ class _MyAppState extends State<MyApp> {
           alignment: Alignment.center,
           child: Column(
             children: [
+              ElevatedButton(
+                onPressed: () async {
+                  final picker = ImagePicker();
+                  final img = await picker.pickImage(source: ImageSource.gallery);
+                  if (img != null) {
+                    final path = img.path;
+                    final mat = cv.imread(path);
+                    print("cv.imread: width: ${mat.cols}, height: ${mat.rows}, path: $path");
+                    final bytes = cv.imencode(".png", mat);
+                    // heavy computation
+                    final (gray, blur) = await heavyTask(bytes);
+                    setState(() {
+                      images = [bytes, gray, blur];
+                    });
+                  }
+                },
+                child: const Text("Pick Image"),
+              ),
               ElevatedButton(
                 onPressed: () async {
                   final data = await DefaultAssetBundle.of(context).load("images/lenna.png");

example/linux/flutter/generated_plugin_registrant.cc

@@ -6,6 +6,10 @@
 
 #include "generated_plugin_registrant.h"
 
+#include <file_selector_linux/file_selector_plugin.h>
 
 void fl_register_plugins(FlPluginRegistry* registry) {
+  g_autoptr(FlPluginRegistrar) file_selector_linux_registrar =
+      fl_plugin_registry_get_registrar_for_plugin(registry, "FileSelectorPlugin");
+  file_selector_plugin_register_with_registrar(file_selector_linux_registrar);
 }

example/linux/flutter/generated_plugins.cmake

@@ -3,6 +3,7 @@
 #
 
 list(APPEND FLUTTER_PLUGIN_LIST
+  file_selector_linux
 )
 
 list(APPEND FLUTTER_FFI_PLUGIN_LIST

example/macos/Flutter/GeneratedPluginRegistrant.swift

@@ -5,6 +5,8 @@
 import FlutterMacOS
 import Foundation
 
+import file_selector_macos
 
 func RegisterGeneratedPlugins(registry: FlutterPluginRegistry) {
+  FileSelectorPlugin.register(with: registry.registrar(forPlugin: "FileSelectorPlugin"))
 }

example/pubspec.yaml

@@ -31,13 +31,12 @@ dependencies:
   flutter:
     sdk: flutter
 
-  opencv_dart:
-    path: ../
+  opencv_dart: ^1.0.0+1
 
   # The following adds the Cupertino Icons font to your application.
   # Use with the CupertinoIcons class for iOS style icons.
   cupertino_icons: ^1.0.2
-  camera_universal: ^0.0.3
+  image_picker: ^1.0.7
 
 dev_dependencies:
   flutter_test:

example/windows/flutter/generated_plugin_registrant.cc

@@ -6,9 +6,9 @@
 
 #include "generated_plugin_registrant.h"
 
-#include <camera_windows/camera_windows.h>
+#include <file_selector_windows/file_selector_windows.h>
 
 void RegisterPlugins(flutter::PluginRegistry* registry) {
-  CameraWindowsRegisterWithRegistrar(
-      registry->GetRegistrarForPlugin("CameraWindows"));
+  FileSelectorWindowsRegisterWithRegistrar(
+      registry->GetRegistrarForPlugin("FileSelectorWindows"));
 }

example/windows/flutter/generated_plugins.cmake

@@ -3,7 +3,7 @@
 #
 
 list(APPEND FLUTTER_PLUGIN_LIST
-  camera_windows
+  file_selector_windows
 )
 
 list(APPEND FLUTTER_FFI_PLUGIN_LIST