Add configurable high-resolution capture option

Add useHighResCapture toggle to CameraManager that switches between
CameraX default resolution and HIGHEST_AVAILABLE_STRATEGY. Default
is off to avoid OOM from processing very large bitmaps (e.g. 50MP).

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

app/src/main/java/no/naiv/tiltshift/camera/CameraManager.kt

@@ -12,6 +12,7 @@ import androidx.camera.core.Preview
 import androidx.camera.core.SurfaceRequest
 import androidx.camera.core.resolutionselector.AspectRatioStrategy
 import androidx.camera.core.resolutionselector.ResolutionSelector
+import androidx.camera.core.resolutionselector.ResolutionStrategy
 import androidx.camera.lifecycle.ProcessCameraProvider
 import androidx.core.content.ContextCompat
 import androidx.lifecycle.LifecycleOwner
@@ -37,6 +38,20 @@ class CameraManager(private val context: Context) {
 
     val lensController = LensController()
 
+    private val _useHighResCapture = MutableStateFlow(false)
+    val useHighResCapture: StateFlow<Boolean> = _useHighResCapture.asStateFlow()
+
+    /**
+     * Toggles between CameraX default resolution and highest available.
+     * Rebinds camera use cases to apply the change.
+     */
+    fun setHighResCapture(enabled: Boolean) {
+        if (_useHighResCapture.value != enabled) {
+            _useHighResCapture.value = enabled
+            lifecycleOwnerRef?.let { bindCameraUseCases(it) }
+        }
+    }
+
     private val _error = MutableStateFlow<String?>(null)
     val error: StateFlow<String?> = _error.asStateFlow()
 
@@ -94,10 +109,18 @@ class CameraManager(private val context: Context) {
             .setResolutionSelector(resolutionSelector)
             .build()
 
-        // Image capture use case for high-res photos
+        // Image capture use case
-        imageCapture = ImageCapture.Builder()
+        val captureBuilder = ImageCapture.Builder()
             .setCaptureMode(ImageCapture.CAPTURE_MODE_MAXIMIZE_QUALITY)
+
+        if (_useHighResCapture.value) {
+            val captureResolutionSelector = ResolutionSelector.Builder()
+                .setResolutionStrategy(ResolutionStrategy.HIGHEST_AVAILABLE_STRATEGY)
                 .build()
+            captureBuilder.setResolutionSelector(captureResolutionSelector)
+        }
+
+        imageCapture = captureBuilder.build()
 
         // Select camera based on front/back preference
         val cameraSelector = if (_isFrontCamera.value) {