preparation du modele yolo

lib/features/analysis/analysis_provider.dart

@@ -523,6 +523,20 @@ class AnalysisProvider extends ChangeNotifier {
     if (_imagePath == null) return false;
 
     try {
+      // 1. Attempt to correct perspective/distortion first
+      final correctedPath = await _distortionService
+          .correctPerspectiveWithConcentricMesh(_imagePath!);
+
+      if (correctedPath != _imagePath) {
+        _imagePath = correctedPath;
+        _correctedImagePath = correctedPath;
+        _distortionCorrectionEnabled = true;
+        _imageAspectRatio =
+            1.0; // The corrected image is always square (side x side)
+        notifyListeners();
+      }
+
+      // 2. Detect the target on the straight/corrected image
       final result = await _opencvTargetService.detectTarget(_imagePath!);
 
       if (result.success) {