fix(barcode-scanning): corner points were calculated somewhat inaccurately (#314)

Close #253
Close #257

Author: robingenz

.changeset/wet-ducks-pump.md

@@ -0,0 +1,5 @@
+---
+'@capacitor-mlkit/barcode-scanning': patch
+---
+
+fix(android): corner points were calculated somewhat inaccurately

packages/barcode-scanning/android/src/main/java/io/capawesome/capacitorjs/plugins/mlkit/barcodescanning/BarcodeScanner.java

@@ -24,6 +24,8 @@
 import androidx.camera.core.ImageAnalysis;
 import androidx.camera.core.ImageProxy;
 import androidx.camera.core.Preview;
+import androidx.camera.core.resolutionselector.ResolutionSelector;
+import androidx.camera.core.resolutionselector.ResolutionStrategy;
 import androidx.camera.lifecycle.ProcessCameraProvider;
 import androidx.camera.view.PreviewView;
 import androidx.core.content.ContextCompat;
@@ -108,10 +110,15 @@ public void startScan(ScanSettings scanSettings, StartScanResultCallback callbac
         BarcodeScannerOptions options = buildBarcodeScannerOptions(scanSettings);
         barcodeScannerInstance = BarcodeScanning.getClient(options);
 
+        ResolutionSelector resolutionSelector = new ResolutionSelector.Builder()
+            .setResolutionStrategy(new ResolutionStrategy(scanSettings.resolution, ResolutionStrategy.FALLBACK_RULE_CLOSEST_LOWER))
+            .build();
+
         ImageAnalysis imageAnalysis = new ImageAnalysis.Builder()
             .setBackpressureStrategy(ImageAnalysis.STRATEGY_KEEP_ONLY_LATEST)
-            .setTargetResolution(scanSettings.resolution)
+            .setResolutionSelector(resolutionSelector)
             .build();
+
         imageAnalysis.setAnalyzer(ContextCompat.getMainExecutor(plugin.getContext()), this);
 
         ListenableFuture<ProcessCameraProvider> cameraProviderFuture = ProcessCameraProvider.getInstance(plugin.getContext());