strip file prefix

Reviewed-on: #14

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

@@ -15,6 +15,7 @@ import android.util.Log
 import android.util.Size
 import android.view.Surface
 import android.view.SurfaceHolder
+import android.view.WindowManager
 import androidx.core.content.ContextCompat
 import com.google.mlkit.vision.barcode.common.Barcode
 import com.mrousavy.camera.core.capture.RepeatingCaptureRequest
@@ -425,6 +426,21 @@ class CameraSession(private val context: Context, private val cameraManager: Cam
 
       val fps = configuration?.fps ?: 30
 
+      // Get actual device rotation from WindowManager since the React Native orientation hook
+      // doesn't update when rotating between landscape-left and landscape-right on Android.
+      // Map device rotation to the correct orientationHint for video recording:
+      // - Counter-clockwise (ROTATION_90) → 270° hint
+      // - Clockwise (ROTATION_270) → 90° hint
+      val windowManager = context.getSystemService(Context.WINDOW_SERVICE) as WindowManager
+      val deviceRotation = windowManager.defaultDisplay.rotation
+      val recordingOrientation = when (deviceRotation) {
+        Surface.ROTATION_0 -> Orientation.PORTRAIT
+        Surface.ROTATION_90 -> Orientation.LANDSCAPE_RIGHT
+        Surface.ROTATION_180 -> Orientation.PORTRAIT_UPSIDE_DOWN
+        Surface.ROTATION_270 -> Orientation.LANDSCAPE_LEFT
+        else -> Orientation.PORTRAIT
+      }
+
       val recording = RecordingSession(
         context,
         cameraId,

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

@@ -9,8 +9,10 @@ import android.os.Looper
 import android.util.Log
 import android.util.Size
 import android.view.PixelCopy
+import android.view.Surface
 import android.view.SurfaceHolder
 import android.view.SurfaceView
+import android.view.WindowManager
 import com.facebook.react.bridge.UiThreadUtil
 import com.mrousavy.camera.extensions.resize
 import com.mrousavy.camera.extensions.rotatedBy
@@ -150,6 +152,8 @@ class PreviewView(context: Context, callback: SurfaceHolder.Callback) :
     val width = frame.width()
     val height = frame.height()
 
+    // Create bitmap matching surface frame dimensions for PixelCopy
+    // The original code swapped dimensions assuming landscape input - keep that for consistency
     val bitmap = Bitmap.createBitmap(height, width, Bitmap.Config.ARGB_8888)
 
     // Use a coroutine to suspend until the PixelCopy request is complete
@@ -159,7 +163,23 @@ class PreviewView(context: Context, callback: SurfaceHolder.Callback) :
         bitmap,
         { copyResult ->
           if (copyResult == PixelCopy.SUCCESS) {
-            continuation.resume(rotateBitmap90CounterClockwise(bitmap))
+            // Get actual device rotation from WindowManager instead of relying on
+            // the orientation prop, which may not update on Android when rotating
+            // between landscape-left and landscape-right.
+            val windowManager = context.getSystemService(Context.WINDOW_SERVICE) as WindowManager
+            val deviceRotation = windowManager.defaultDisplay.rotation
+
+            val actualOrientation = when (deviceRotation) {
+                Surface.ROTATION_0 -> Orientation.PORTRAIT
+                Surface.ROTATION_90 -> Orientation.LANDSCAPE_LEFT
+                Surface.ROTATION_180 -> Orientation.PORTRAIT_UPSIDE_DOWN
+                Surface.ROTATION_270 -> Orientation.LANDSCAPE_RIGHT
+                else -> Orientation.PORTRAIT
+            }
+
+            Log.i(TAG, "getBitmap: orientation prop = $orientation, deviceRotation = $deviceRotation, actualOrientation = $actualOrientation")
+
+            continuation.resume(bitmap.transformBitmap(actualOrientation))
           } else {
             continuation.resumeWithException(
                 RuntimeException("PixelCopy failed with error code $copyResult")

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

@@ -38,7 +38,8 @@ class RecordingSession(
 
   data class Video(val path: String, val durationMs: Long, val size: Size)
 
-  private val outputPath: File = File(filePath)
+  // Normalize path - expo-file-system passes file:// URIs but File expects raw paths
+  private val outputPath: File = File(filePath.removePrefix("file://"))
 
   private val bitRate = getBitRate()
   private val recorder = ChunkedRecordingManager.fromParams(

package/ios/Core/CameraSession+Video.swift

@@ -20,6 +20,9 @@ extension CameraSession {
                       onError: @escaping (_ error: CameraError) -> Void) {
     // Run on Camera Queue
     CameraQueues.cameraQueue.async {
+      // Normalize path - expo-file-system passes file:// URIs but FileManager expects raw paths
+      let normalizedPath = filePath.hasPrefix("file://") ? String(filePath.dropFirst(7)) : filePath
+
       let start = DispatchTime.now()
       ReactLogger.log(level: .info, message: "Starting Video recording...")
 
@@ -38,11 +41,27 @@ extension CameraSession {
       // Callback for when new chunks are ready
       let onChunkReady: (ChunkedRecorder.Chunk) -> Void = { chunk in
         guard let delegate = self.delegate else {
+          ReactLogger.log(level: .warning, message: "Chunk ready but delegate is nil, dropping chunk: \(chunk)")
           return
         }
         delegate.onVideoChunkReady(chunk: chunk)
       }
 
+      // Callback for when a chunk write fails (e.g. init file write failure)
+      let onChunkError: (Error) -> Void = { error in
+        ReactLogger.log(level: .error, message: "Chunk write error, stopping recording: \(error.localizedDescription)")
+        // Stop recording immediately
+        if let session = self.recordingSession {
+          session.stop(clock: self.captureSession.clock)
+        }
+        // Surface error to RN
+        if let cameraError = error as? CameraError {
+          onError(cameraError)
+        } else {
+          onError(.capture(.fileError))
+        }
+      }
+
       // Callback for when the recording ends
       let onFinish = { (recordingSession: RecordingSession, status: AVAssetWriter.Status, error: Error?) in
         defer {
@@ -82,22 +101,23 @@ extension CameraSession {
         }
       }
 
-      if !FileManager.default.fileExists(atPath: filePath) {
+      if !FileManager.default.fileExists(atPath: normalizedPath) {
         do {
-          try FileManager.default.createDirectory(atPath: filePath, withIntermediateDirectories: true)
+          try FileManager.default.createDirectory(atPath: normalizedPath, withIntermediateDirectories: true)
         } catch {
           onError(.capture(.createRecordingDirectoryError(message: error.localizedDescription)))
           return
         }
       }
 
-      ReactLogger.log(level: .info, message: "Will record to temporary file: \(filePath)")
+      ReactLogger.log(level: .info, message: "Will record to temporary file: \(normalizedPath)")
 
       do {
         // Create RecordingSession for the temp file
-        let recordingSession = try RecordingSession(outputDiretory: filePath,
+        let recordingSession = try RecordingSession(outputDiretory: normalizedPath,
                                                     fileType: options.fileType,
                                                     onChunkReady: onChunkReady,
+                                                    onChunkError: onChunkError,
                                                     completion: onFinish)
 
         // Init Audio + Activate Audio Session (optional)

package/ios/Core/ChunkedRecorder.swift

@@ -24,12 +24,14 @@ class ChunkedRecorder: NSObject {
 
   let outputURL: URL
   let onChunkReady: ((Chunk) -> Void)
+  let onError: ((Error) -> Void)?
 
   private var chunkIndex: UInt64 = 0
 
-  init(outputURL: URL, onChunkReady: @escaping ((Chunk) -> Void)) throws {
+  init(outputURL: URL, onChunkReady: @escaping ((Chunk) -> Void), onError: ((Error) -> Void)? = nil) throws {
     self.outputURL = outputURL
     self.onChunkReady = onChunkReady
+    self.onError = onError
     guard FileManager.default.fileExists(atPath: outputURL.path) else {
       throw CameraError.unknown(message: "output directory does not exist at: \(outputURL.path)", cause: nil)
     }
@@ -56,14 +58,19 @@ extension ChunkedRecorder: AVAssetWriterDelegate {
 
   private func saveInitSegment(_ data: Data) {
     let url = outputURL.appendingPathComponent("init.mp4")
-    save(data: data, url: url)
+    do {
+      try data.write(to: url)
       onChunkReady(url: url, type: .initialization)
+    } catch {
+      ReactLogger.log(level: .error, message: "Failed to write init file \(url): \(error.localizedDescription)")
+      onError?(CameraError.capture(.fileError))
+    }
   }
 
   private func saveSegment(_ data: Data, report: AVAssetSegmentReport?) {
     let name = "\(chunkIndex).mp4"
     let url = outputURL.appendingPathComponent(name)
-    save(data: data, url: url)
+    if save(data: data, url: url) {
       let duration = report?
         .trackReports
         .filter { $0.mediaType == .video }
@@ -72,12 +79,15 @@ extension ChunkedRecorder: AVAssetWriterDelegate {
       onChunkReady(url: url, type: .data(index: chunkIndex, duration: duration))
       chunkIndex += 1
     }
+  }
 
-  private func save(data: Data, url: URL) {
+  private func save(data: Data, url: URL) -> Bool {
     do {
       try data.write(to: url)
+      return true
     } catch {
       ReactLogger.log(level: .error, message: "Unable to write \(url): \(error.localizedDescription)")
+      return false
     }
   }
 

package/ios/Core/RecordingSession.swift

@@ -74,12 +74,13 @@ class RecordingSession {
   init(outputDiretory: String,
        fileType: AVFileType,
        onChunkReady: @escaping ((ChunkedRecorder.Chunk) -> Void),
+       onChunkError: ((Error) -> Void)? = nil,
        completion: @escaping (RecordingSession, AVAssetWriter.Status, Error?) -> Void) throws {
     completionHandler = completion
 
     do {
       let outputURL = URL(fileURLWithPath: outputDiretory)
-      recorder = try ChunkedRecorder(outputURL: outputURL, onChunkReady: onChunkReady)
+      recorder = try ChunkedRecorder(outputURL: outputURL, onChunkReady: onChunkReady, onError: onChunkError)
       assetWriter = AVAssetWriter(contentType: UTType(fileType.rawValue)!)
       assetWriter.shouldOptimizeForNetworkUse = false
       assetWriter.outputFileTypeProfile = .mpeg4AppleHLS