Merge pull request #125 from COS301-SE-2024/NonFuncTesting

Audio Integration

frontend/lib/NonFuncTesting/NonFuncTestingPage.dart

@@ -0,0 +1,46 @@
+import 'package:flutter/material.dart';
+import 'neural_net_service.dart';  // Import the service
+
+class ImageProcessingPage extends StatelessWidget {
+  const ImageProcessingPage({Key? key}) : super(key: key);
+
+  @override
+  Widget build(BuildContext context) {
+    return Scaffold(
+      appBar: AppBar(
+        title: const Text('Image Processing Page'),
+      ),
+      body: Center(
+        child: ElevatedButton(
+          onPressed: () async {
+            NeuralNetService neuralNetService = NeuralNetService();
+            double avgResponseTime = await neuralNetService.processImagesAndGetAverageResponseTime();
+            _showAverageResponseTime(context, avgResponseTime);
+          },
+          child: const Text('Select Images and Get Avg Response Time'),
+        ),
+      ),
+    );
+  }
+
+  // Function to show average response time in a dialog
+  void _showAverageResponseTime(BuildContext context, double avgResponseTime) {
+    showDialog(
+      context: context,
+      builder: (BuildContext context) {
+        return AlertDialog(
+          title: const Text('Average Response Time'),
+          content: Text('Average Response Time: $avgResponseTime ms'),
+          actions: <Widget>[
+            TextButton(
+              child: const Text('OK'),
+              onPressed: () {
+                Navigator.of(context).pop();
+              },
+            ),
+          ],
+        );
+      },
+    );
+  }
+}

frontend/lib/NonFuncTesting/neural_net_service.dart

@@ -0,0 +1,52 @@
+import 'package:flutter/services.dart';
+import 'package:file_picker/file_picker.dart';
+import 'dart:async';
+import 'dart:io';
+
+class NeuralNetService {
+  static const MethodChannel _channel = MethodChannel('neural_net_method_channel');
+
+
+  Future<double> processImagesAndGetAverageResponseTime() async {
+    List<File> selectedFiles = [];
+    int totalResponseTime = 0;
+    try {
+      FilePickerResult? result = await FilePicker.platform.pickFiles(
+        type: FileType.image,
+        allowMultiple: true,
+      );
+      if (result != null) {
+        selectedFiles = result.paths
+            .where((path) => path != null)
+            .map((path) => File(path!))
+            .toList()
+            .take(10)
+            .toList();
+      } else {
+        print('No files selected');
+        return 0.0;
+      }
+    } on PlatformException catch (e) {
+      print('Error: ${e.message}');
+      return 0.0;
+    }
+
+    // Step 2: Calculate the average response time
+    for (var file in selectedFiles) {
+      final stopwatch = Stopwatch()..start();
+
+      try {
+        final imageBytes = await file.readAsBytes();
+        await _channel.invokeMethod('get_mood', {'image': imageBytes});
+      } on PlatformException catch (e) {
+        print('Error: ${e.message}');
+        continue;
+      }
+
+      stopwatch.stop();
+      totalResponseTime += stopwatch.elapsedMilliseconds;
+    }
+
+    return selectedFiles.isNotEmpty ? totalResponseTime / selectedFiles.length : 0.0;
+  }
+}

frontend/lib/main.dart

@@ -22,6 +22,8 @@ import 'package:frontend/pages/camera.dart';
 import 'package:camera/camera.dart';
 import 'package:flutter_dotenv/flutter_dotenv.dart';
 import 'package:frontend/pages/audio_player_page.dart';
+import 'package:frontend/NonFuncTesting/NonFuncTestingPage.dart';
+
 
 List<CameraDescription> cameras = <CameraDescription>[];
 
@@ -74,6 +76,8 @@ class MyApp extends StatelessWidget {
           '/camerahelp': (context) => CameraVoiceHelpPage(),
           '/settings': (context) => SettingsPage(),
           '/audio': (context) => AudioPlayerPage(),
+          '/NonFunc': (context) => ImageProcessingPage()
+
         },
         theme: Provider.of<ThemeProvider>(context).themeData,
       ),

frontend/pubspec.yaml

@@ -30,6 +30,7 @@ environment:
 dependencies:
   flutter:
     sdk: flutter
+
   # The following adds the Cupertino Icons font to your application.
   # Use with the CupertinoIcons class for iOS style icons.
   cupertino_icons: ^1.0.6
@@ -59,6 +60,7 @@ dependencies:
   permission_handler: ^10.3.0
   sentiment_dart:
   sqflite_common_ffi:
+  file_picker: ^8.1.2