remove PreviewView onMeasure override and let SurfaceView setup the correct size

- add onCameraConfigurationChanged to CameraSessionDelegate to notify CameraView when configuration changes
- when orientatin change update CameraView.PreviewView.videoPreviewLayer.connection orientation value

package/android/src/main/java/com/mrousavy/camera/core/PreviewView.kt

@@ -107,47 +107,6 @@ class PreviewView(context: Context, callback: SurfaceHolder.Callback) :
     }
   }
 
-  private fun getSize(contentSize: Size, containerSize: Size, resizeMode: ResizeMode): Size {
-    var contentSize = contentSize
-    // Swap dimensions if orientation is landscape
-    if (orientation.isLandscape()) {
-      contentSize = Size(contentSize.height, contentSize.width)
-    }
-    val contentAspectRatio = contentSize.width.toDouble() / contentSize.height
-    val containerAspectRatio = containerSize.width.toDouble() / containerSize.height
-    if (!(contentAspectRatio > 0 && containerAspectRatio > 0)) {
-      // One of the aspect ratios is 0 or NaN, maybe the view hasn't been laid out yet.
-      return contentSize
-    }
-
-    val widthOverHeight = when (resizeMode) {
-      ResizeMode.COVER -> contentAspectRatio > containerAspectRatio
-      ResizeMode.CONTAIN -> contentAspectRatio < containerAspectRatio
-    }
-
-    return if (widthOverHeight) {
-      // Scale by width to cover height
-      val scaledWidth = containerSize.height * contentAspectRatio
-      Size(scaledWidth.roundToInt(), containerSize.height)
-    } else {
-      // Scale by height to cover width
-      val scaledHeight = containerSize.width / contentAspectRatio
-      Size(containerSize.width, scaledHeight.roundToInt())
-    }
-  }
-
-  @SuppressLint("DrawAllocation")
-  override fun onMeasure(widthMeasureSpec: Int, heightMeasureSpec: Int) {
-    super.onMeasure(widthMeasureSpec, heightMeasureSpec)
-
-    val measuredViewSize = Size(MeasureSpec.getSize(widthMeasureSpec), MeasureSpec.getSize(heightMeasureSpec))
-    val surfaceSize = size.rotatedBy(inputOrientation)
-    val fittedSize = getSize(surfaceSize, measuredViewSize, resizeMode)
-
-    Log.i(TAG, "PreviewView is $measuredViewSize rendering $surfaceSize orientation ($orientation). Resizing to: $fittedSize ($resizeMode)")
-    setMeasuredDimension(fittedSize.width, fittedSize.height)
-  }
-
   companion object {
     private const val TAG = "PreviewView"
   }

package/ios/CameraView.swift

@@ -303,6 +303,15 @@ public final class CameraView: UIView, CameraSessionDelegate {
     }
     onInitialized([:])
   }
+  
+  func onCameraConfigurationChanged(_ configuration: CameraConfiguration?, _ difference: CameraConfiguration.Difference?) {
+    guard let configuration, let difference else { return }
+    
+    if difference.orientationChanged, let connection = previewView.videoPreviewLayer.connection {
+      let videoPreviewLayer = previewView.videoPreviewLayer
+      connection.setOrientation(configuration.orientation)
+    }
+  }
 
   func onCameraStarted() {
     ReactLogger.log(level: .info, message: "Camera started!")

package/ios/Core/CameraSession.swift

@@ -195,6 +195,7 @@ class CameraSession: NSObject, AVCaptureVideoDataOutputSampleBufferDelegate, AVC
           self.delegate?.onSessionInitialized()
         }
 
+        self.delegate?.onCameraConfigurationChanged(config, difference)
         // After configuring, set this to the new configuration.
         self.configuration = config
       } catch {

package/ios/Core/CameraSessionDelegate.swift

@@ -21,6 +21,8 @@ protocol CameraSessionDelegate: AnyObject {
    Called when the [CameraSession] successfully initializes
    */
   func onSessionInitialized()
+  
+  func onCameraConfigurationChanged(_ configuration: CameraConfiguration?, _ difference: CameraConfiguration.Difference?)
   /**
    Called when the [CameraSession] starts streaming frames. (isActive=true)
    */

package/ios/Extensions/AVCaptureOutput+mirror.swift

@@ -32,28 +32,36 @@ extension AVCaptureOutput {
   func setOrientation(_ orientation: Orientation) {
     // Set orientation for each connection
     for connection in connections {
-      #if swift(>=5.9)
+      connection.setOrientation(orientation)
-        if #available(iOS 17.0, *) {
-          // Camera Sensors are always in landscape rotation (90deg).
-          // We are setting the target rotation here, so we need to rotate by landscape once.
-          let cameraOrientation = orientation.rotateBy(orientation: .landscapeLeft)
-          let degrees = cameraOrientation.toDegrees()
-
-          // TODO: Don't rotate the video output because it adds overhead. Instead just use EXIF flags for the .mp4 file if recording.
-          //       Does that work when we flip the camera?
-          if connection.isVideoRotationAngleSupported(degrees) {
-            connection.videoRotationAngle = degrees
-          }
-        } else {
-          if connection.isVideoOrientationSupported {
-            connection.videoOrientation = orientation.toAVCaptureVideoOrientation()
-          }
-        }
-      #else
-        if connection.isVideoOrientationSupported {
-          connection.videoOrientation = orientation.toAVCaptureVideoOrientation()
-        }
-      #endif
     }
   }
 }
+
+
+
+extension AVCaptureConnection {
+  func setOrientation(_ orientation: Orientation) {
+    #if swift(>=5.9)
+      if #available(iOS 17.0, *) {
+        // Camera Sensors are always in landscape rotation (90deg).
+        // We are setting the target rotation here, so we need to rotate by landscape once.
+        let cameraOrientation = orientation.rotateBy(orientation: .landscapeLeft)
+        let degrees = cameraOrientation.toDegrees()
+
+        // TODO: Don't rotate the video output because it adds overhead. Instead just use EXIF flags for the .mp4 file if recording.
+        //       Does that work when we flip the camera?
+        if isVideoRotationAngleSupported(degrees) {
+          videoRotationAngle = degrees
+        }
+      } else {
+        if isVideoOrientationSupported {
+          videoOrientation = orientation.toAVCaptureVideoOrientation()
+        }
+      }
+    #else
+      if isVideoOrientationSupported {
+        videoOrientation = orientation.toAVCaptureVideoOrientation()
+      }
+    #endif
+  }
+}

package/ios/TestRecorder/ViewController.swift

@@ -113,5 +113,19 @@ class ViewController: UIViewController {
     }
   }
   
+  override func viewWillTransition(to size: CGSize, with coordinator: any UIViewControllerTransitionCoordinator) {
+    switch UIDevice.current.orientation {
+    case .landscapeLeft:
+      cameraView.orientation = "landscape-right"
+    case .landscapeRight:
+      cameraView.orientation = "landscape-left"
+    default:
+      cameraView.orientation = "portrait"
+    }
+    
+    cameraView.didSetProps([])
+    super.viewWillTransition(to: size, with: coordinator)
+  }
+  
 }