feature: Frame Processors (iOS) (#2)

* Clean up Frame Processor * Create FrameProcessorHolder * Create FrameProcessorDelegate in ObjC++ * Move frame processor to FrameProcessorDelegate * Decorate runtime, check for null * Update FrameProcessorDelegate.mm * Cleanup FrameProcessorBindings.mm * Fix RuntimeDecorator.h import * Update FrameProcessorDelegate.mm * "React" -> "React Helper" to avoid confusion * Rename folders again * Fix podspec flattening a lot of headers, causing REA nameclash * Fix header imports to avoid REA naming collision * Lazily initialize jsi::Runtime on DispatchQueue * Install frame processor bindings from Swift * First try to call jsi::Function (frame processor) 👀 * Call viewForReactTag on RCT main thread * Fix bridge accessing * Add more logs * Update CameraViewManager.swift * Add more TODOs * Re-indent .cpp files * Fix RCTTurboModule import podspec * Remove unnecessary include check for swift umbrella header * Merge branch 'main' into frame-processors * Docs: use static width for images (283) * Create validate-cpp.yml * Update a lot of packages to latest * Set SWIFT_VERSION to 5.2 in podspec * Create clean.sh * Delete unused C++ files * podspec: Remove CLANG_CXX_LANGUAGE_STANDARD and OTHER_CFLAGS * Update pod lockfiles * Regenerate lockfiles * Remove IOSLogger * Use NSLog * Create FrameProcessorManager (inherits from REA RuntimeManager) * Create reanimated::RuntimeManager shared_ptr * Re-integrate pods * Add react-native-reanimated >=2 peerDependency * Add metro-config * blacklist -> exclusionList * Try to call worklet * Fix jsi::Value* initializer * Call ShareableValue::adapt (makeShareable) with React/JS Runtime * Add null-checks * Lift runtime manager creation out of delegate, into bindings * Remove debug statement * Make RuntimeManager unique_ptr * Set _FRAME_PROCESSOR * Extract convertJSIFunctionToFrameProcessorCallback * Print frame * Merge branch 'main' into frame-processors * Reformat Swift code * Install reanimated from npm again * Re-integrate Pods * Dependabot: Also scan example/ and docs/ * Update validate-cpp.yml * Create FrameProcessorUtils * Create Frame.h * Abstract HostObject creation away * Fix types * Fix frame processor call * Add todo * Update lockfiles * Add C++ contributing instructions * Update CONTRIBUTING.md * Add android/src/main/cpp to cpplint * Update cpplint.sh * Fix a few cpplint errors * Fix globals * Fix a few more cpplint errors * Update App.tsx * Update AndroidLogger.cpp * Format * Fix cpplint script (check-cpp) * Try to simplify frame processor * y * Update FrameProcessorUtils.mm * Update FrameProcessorBindings.mm * Update CameraView.swift * Update CameraViewManager.m * Restructure everything * fix * Fix `@objc` export (make public) * Refactor installFrameProcessorBindings into FrameProcessorRuntimeManager * Add swift RCTBridge.runOnJS helper * Fix run(onJS) * Add pragma once * Add `&self` to lambda * Update FrameProcessorRuntimeManager.mm * reorder imports * Fix imports * forward declare * Rename extension * Destroy buffer after execution * Add FrameProcessorPluginRegistry base * Merge branch 'main' into frame-processors * Add frameProcessor to types * Update Camera.tsx * Fix rebase merge * Remove movieOutput * Use `useFrameProcessor` * Fix bad merge * Add additional ESLint rules * Update lockfiles * Update CameraViewManager.m * Add support for V8 runtime * Add frame processor plugins API * Print plugin invoke * Fix React Utils in podspec * Fix runOnJS swift name * Remove invalid redecl of `captureSession` * Use REA 2.1.0 which includes all my big PRs 🎉 * Update validate-cpp.yml * Update Podfile.lock * Remove Flipper * Fix dereferencing * Capture `self` by value. Fucking hell, what a dumb mistake. * Override a few HostObject functions * Expose isReady, width, height, bytesPerRow and planesCount * use hook again * Expose property names * FrameProcessor -> Frame * Update CameraView+RecordVideo.swift * Add Swift support for Frame Processors Plugins * Add macros for plugin installation * Add ObjC frame processor plugin * Correctly install frame processor plugins * Don't require custom name for macro * Check if plugin already exists * Implement QR Code Frame Processor Plugin in Swift * Adjust ObjC style frame processor macro * optimize * Add `frameProcessorFrameDropRate` * Fix types * Only log once * Log if it executes slowly * Implement `frameProcessorFps` * Implement manual encoded video recordings * Use recommended video settings * Add fileType types * Ignore if input is not ready for media data * Add completion handler * Add audio buffer sampling * Init only for video frame * use AVAssetWriterInputPixelBufferAdaptor * Remove AVAssetWriterInputPixelBufferAdaptor * Rotate VideoWriter * Always assume portrait orientation * Update RecordingSession.swift * Use a separate Queue for Audio * Format Swift * Update CameraView+RecordVideo.swift * Use `videoQueue` instead of `cameraQueue` * Move example plugins to example app * Fix hardcoded name in plugin macro * QRFrame... -> QRCodeFrame... * Update FrameProcessorPlugin.h * Add example frame processors to JS base * Update QRCodeFrameProcessorPluginSwift.m * Add docs to create FP Plugins * Update FRAME_PROCESSORS_CREATE.mdx * Update FRAME_PROCESSORS_CREATE.mdx * Use `AVAssetWriterInputPixelBufferAdaptor` for efficient pixel buffer recycling * Add customizable `pixelFormat` * Use native format if available * Update project.pbxproj * Set video width and height as source-pixel-buffer attributes * Catch * Update App.tsx * Don't explicitly set video dimensions, let CVPixelBufferPool handle it * Add a few logs * Cleanup * Update CameraView+RecordVideo.swift * Eagerly initialize asset writer to fix stutter at first frame * Use `cameraQueue` DispatchQueue to not block CaptureDataOutputDelegate * Fix duration calculation * cleanup * Cleanup * Swiftformat * Return available video codecs * Only show frame drop notification for video output * Remove photo and video codec functionality It was too much complexity and probably never used anyways. * Revert all android related changes for now * Cleanup * Remove unused header * Update AVAssetWriter.Status+descriptor.swift * Only call Frame Processor for Video Frames * Fix `if` * Add support for Frame Processor plugin parameters/arguments * Fix arg support * Move to JSIUtils.mm * Update JSIUtils.h * Update FRAME_PROCESSORS_CREATE.mdx * Update FRAME_PROCESSORS_CREATE.mdx * Upgrade packages for docs/ * fix docs * Rename * highlight lines * docs * community plugins * Update FRAME_PROCESSOR_CREATE_FINAL.mdx * Update FRAME_PROCESSOR_PLUGIN_LIST.mdx * Update FRAME_PROCESSOR_PLUGIN_LIST.mdx * Update dependencies (1/2) * Update dependencies (2/2) * Update Gemfile.lock * add FP docs * Update README.md * Make `lastFrameProcessor` private * add `frameProcessor` docs * fix docs * adjust docs * Update DEVICES.mdx * fix * s * Add logs demo * add metro restart note * Update FRAME_PROCESSOR_CREATE_PLUGIN_IOS.mdx * Mirror video device * Update AVCaptureVideoDataOutput+mirror.swift * Create .swift-version * Enable whole module optimization * Fix recording mirrored video * Swift format * Clean dictionary on `markInvalid` * Fix cleanup * Add docs for disabling frame processors * Update project.pbxproj * Revert "Update project.pbxproj" This reverts commit e67861e51b88b4888a6940e2d20388f3044211d0. * Log frame drop reason * Format * add more samples * Add clang-format * also check .mm * Revert "also check .mm" This reverts commit 8b9d5e2c29866b05909530d104f6633d6c49eadd. * Revert "Add clang-format" This reverts commit 7643ac808e0fc34567ea1f814e73d84955381636. * Use `kCVPixelFormatType_420YpCbCr8BiPlanarVideoRange` as default * Read matching video attributes from videoSettings * Add TODO * Swiftformat * Conditionally disable frame processors * Assert if trying to use frame processors when disabled * Add frame-processors demo gif * Allow disabling frame processors via `VISION_CAMERA_DISABLE_FRAME_PROCESSORS` * Update FrameProcessorRuntimeManager.mm * Update FRAME_PROCESSORS.mdx * Update project.pbxproj * Update FRAME_PROCESSORS_CREATE_OVERVIEW.mdx
2021-05-06 14:11:55 +02:00
parent 77b3d78566
commit b6a67d5ced
100 changed files with 4703 additions and 3664 deletions
--- a/ios/CameraBridge.h
+++ b/ios/CameraBridge.h
@@ -9,9 +9,20 @@
 #pragma once

 #import <Foundation/Foundation.h>
+
 #import <React/RCTViewManager.h>
 #import <React/RCTUIManager.h>

+#import "FrameProcessorCallback.h"
+#import "FrameProcessorRuntimeManager.h"
+#import "RCTBridge+runOnJS.h"
+
+#ifdef VISION_CAMERA_DISABLE_FRAME_PROCESSORS
+static bool enableFrameProcessors = false;
+#else
+static bool enableFrameProcessors = true;
+#endif
+
@interface CameraBridge: RCTViewManager

@end
--- a/ios/CameraError.swift
+++ b/ios/CameraError.swift
@@ -179,6 +179,7 @@ enum CaptureError {
  case noRecordingInProgress
  case fileError
  case createTempFileError
+  case createRecorderError(message: String? = nil)
  case invalidPhotoCodec
  case unknown(message: String? = nil)

@@ -194,6 +195,8 @@ enum CaptureError {
      return "file-io-error"
    case .createTempFileError:
      return "create-temp-file-error"
+    case .createRecorderError:
+      return "create-recorder-error"
    case .invalidPhotoCodec:
      return "invalid-photo-codec"
    case .unknown:
@@ -215,6 +218,8 @@ enum CaptureError {
      return "An unexpected File IO error occured!"
    case .createTempFileError:
      return "Failed to create a temporary file!"
+    case let .createRecorderError(message: message):
+      return "Failed to create the AVAssetWriter (Recorder)! \(message ?? "(no additional message)")"
    case let .unknown(message: message):
      return message ?? "An unknown error occured while capturing a video/photo."
    }
--- a/ios/CameraQueues.swift
+++ b/ios/CameraQueues.swift
@@ -0,0 +1,33 @@
+//
+//  CameraQueues.swift
+//  VisionCamera
+//
+//  Created by Marc Rousavy on 22.03.21.
+//  Copyright © 2021 Facebook. All rights reserved.
+//
+
+import Foundation
+
+@objc
+public class CameraQueues: NSObject {
+  /// The serial execution queue for the camera preview layer (input stream) as well as output processing of photos.
+  @objc public static let cameraQueue = DispatchQueue(label: "com.mrousavy.vision.camera-queue",
+                                                      qos: .userInteractive,
+                                                      attributes: [],
+                                                      autoreleaseFrequency: .inherit,
+                                                      target: nil)
+  /// The serial execution queue for output processing of videos as well as frame processors.
+  @objc public static let videoQueue = DispatchQueue(label: "com.mrousavy.vision.video-queue",
+                                                     qos: .userInteractive,
+                                                     attributes: [],
+                                                     autoreleaseFrequency: .inherit,
+                                                     target: nil)
+
+  // TODO: Is it a good idea to use a separate queue for audio output processing?
+  /// The serial execution queue for output processing of audio buffers.
+  @objc public static let audioQueue = DispatchQueue(label: "com.mrousavy.vision.audio-queue",
+                                                     qos: .userInteractive,
+                                                     attributes: [],
+                                                     autoreleaseFrequency: .inherit,
+                                                     target: nil)
+}
--- a/ios/CameraView+AVCaptureSession.swift
+++ b/ios/CameraView+AVCaptureSession.swift
@@ -98,19 +98,36 @@ extension CameraView {
      photoOutput!.mirror()
    }

-    // Video Output
-    if let movieOutput = self.movieOutput {
-      captureSession.removeOutput(movieOutput)
+    // Video Output + Frame Processor
+    if let videoOutput = self.videoOutput {
+      captureSession.removeOutput(videoOutput)
+      self.videoOutput = nil
    }
-    movieOutput = AVCaptureMovieFileOutput()
-    guard captureSession.canAddOutput(movieOutput!) else {
-      return invokeOnError(.parameter(.unsupportedOutput(outputDescriptor: "movie-output")))
+    ReactLogger.log(level: .info, message: "Adding Video Data output...")
+    videoOutput = AVCaptureVideoDataOutput()
+    guard captureSession.canAddOutput(videoOutput!) else {
+      return invokeOnError(.parameter(.unsupportedOutput(outputDescriptor: "video-output")))
    }
-    captureSession.addOutput(movieOutput!)
+    videoOutput!.setSampleBufferDelegate(self, queue: videoQueue)
+    videoOutput!.alwaysDiscardsLateVideoFrames = true
+    captureSession.addOutput(videoOutput!)
    if videoDeviceInput!.device.position == .front {
-      movieOutput!.mirror()
+      videoOutput!.mirror()
    }

+    // Audio Output
+    if let audioOutput = self.audioOutput {
+      captureSession.removeOutput(audioOutput)
+      self.audioOutput = nil
+    }
+    ReactLogger.log(level: .info, message: "Adding Audio Data output...")
+    audioOutput = AVCaptureAudioDataOutput()
+    guard captureSession.canAddOutput(audioOutput!) else {
+      return invokeOnError(.parameter(.unsupportedOutput(outputDescriptor: "audio-output")))
+    }
+    audioOutput!.setSampleBufferDelegate(self, queue: audioQueue)
+    captureSession.addOutput(audioOutput!)
+
    invokeOnInitialized()
    isReady = true
    ReactLogger.log(level: .info, message: "Session successfully configured!")
--- a/ios/CameraView+RecordVideo.swift
+++ b/ios/CameraView+RecordVideo.swift
@@ -8,48 +8,160 @@

 import AVFoundation

-extension CameraView {
+private var hasLoggedFrameDropWarning = false
+
+// MARK: - CameraView + AVCaptureVideoDataOutputSampleBufferDelegate, AVCaptureAudioDataOutputSampleBufferDelegate
+
+extension CameraView: AVCaptureVideoDataOutputSampleBufferDelegate, AVCaptureAudioDataOutputSampleBufferDelegate {
  func startRecording(options: NSDictionary, callback: @escaping RCTResponseSenderBlock) {
-    queue.async {
-      guard let movieOutput = self.movieOutput else {
-        return callback([NSNull(), makeReactError(.session(.cameraNotReady))])
-      }
-      if movieOutput.isRecording {
-        return callback([NSNull(), makeReactError(.capture(.recordingInProgress))])
-      }
+    cameraQueue.async {
+      ReactLogger.log(level: .info, message: "Starting Video recording...")
+      do {
+        let errorPointer = ErrorPointer(nilLiteral: ())
+        guard let tempFilePath = RCTTempFilePath("mov", errorPointer) else {
+          return callback([NSNull(), makeReactError(.capture(.createTempFileError), cause: errorPointer?.pointee)])
+        }

-      let errorPointer = ErrorPointer(nilLiteral: ())
-      guard let tempFilePath = RCTTempFilePath("mov", errorPointer) else {
-        return callback([NSNull(), makeReactError(.capture(.createTempFileError), cause: errorPointer?.pointee)])
-      }
-      let tempURL = URL(string: "file://\(tempFilePath)")!
-      if let flashMode = options["flash"] as? String {
-        // use the torch as the video's flash
-        self.setTorchMode(flashMode)
-      }
+        let tempURL = URL(string: "file://\(tempFilePath)")!
+        if let flashMode = options["flash"] as? String {
+          // use the torch as the video's flash
+          self.setTorchMode(flashMode)
+        }

-      movieOutput.startRecording(to: tempURL, recordingDelegate: RecordingDelegateWithCallback(callback: callback, resetTorchMode: {
-        // reset torch in case it was used as the video's "flash"
-        self.setTorchMode(self.torch)
-      }))
-      // TODO: The startRecording() func cannot be async because RN doesn't allow both a callback and a Promise in a single function. Wait for TurboModules?
-      // return ["path": tempFilePath]
+        var fileType = AVFileType.mov
+        if let fileTypeOption = options["fileType"] as? String {
+          fileType = AVFileType(withString: fileTypeOption)
+        }
+
+        // TODO: The startRecording() func cannot be async because RN doesn't allow
+        //       both a callback and a Promise in a single function. Wait for TurboModules?
+        //       This means that any errors that occur in this function have to be delegated through
+        //       the callback, but I'd prefer for them to throw for the original function instead.
+
+        let onFinish = { (status: AVAssetWriter.Status, error: Error?) -> Void in
+          defer {
+            self.recordingSession = nil
+          }
+          ReactLogger.log(level: .info, message: "RecordingSession finished with status \(status.descriptor).")
+          if let error = error {
+            let description = (error as NSError).description
+            return callback([NSNull(), CameraError.capture(.unknown(message: "An unknown recording error occured! \(description)"))])
+          } else {
+            if status == .completed {
+              return callback([[
+                "path": self.recordingSession!.url.absoluteString,
+                "duration": self.recordingSession!.duration,
+              ], NSNull()])
+            } else {
+              return callback([NSNull(), CameraError.unknown(message: "AVAssetWriter completed with status: \(status.descriptor)")])
+            }
+          }
+        }
+
+        let videoSettings = self.videoOutput!.recommendedVideoSettingsForAssetWriter(writingTo: fileType)
+        let audioSettings = self.audioOutput!.recommendedAudioSettingsForAssetWriter(writingTo: fileType) as? [String: Any]
+        self.recordingSession = try RecordingSession(url: tempURL,
+                                                     fileType: fileType,
+                                                     videoSettings: videoSettings ?? [:],
+                                                     audioSettings: audioSettings ?? [:],
+                                                     isVideoMirrored: self.videoOutput!.isMirrored,
+                                                     completion: onFinish)
+
+        self.isRecording = true
+      } catch EnumParserError.invalidValue {
+        return callback([NSNull(), EnumParserError.invalidValue])
+      } catch let error as NSError {
+        return callback([NSNull(), makeReactError(.capture(.createTempFileError), cause: error)])
+      }
    }
  }

  func stopRecording(promise: Promise) {
-    queue.async {
-      withPromise(promise) {
-        guard let movieOutput = self.movieOutput else {
-          throw CameraError.session(SessionError.cameraNotReady)
-        }
-        if !movieOutput.isRecording {
-          throw CameraError.capture(CaptureError.noRecordingInProgress)
-        }
+    isRecording = false

-        movieOutput.stopRecording()
+    cameraQueue.async {
+      withPromise(promise) {
+        guard let recordingSession = self.recordingSession else {
+          throw CameraError.capture(.noRecordingInProgress)
+        }
+        recordingSession.finish()
        return nil
      }
    }
  }
+
+  // TODO: Implement for JS
+  func pauseRecording(promise: Promise) {
+    cameraQueue.async {
+      withPromise(promise) {
+        if self.isRecording {
+          self.isRecording = false
+          return nil
+        } else {
+          throw CameraError.capture(.noRecordingInProgress)
+        }
+      }
+    }
+  }
+
+  // TODO: Implement for JS
+  func resumeRecording(promise: Promise) {
+    cameraQueue.async {
+      withPromise(promise) {
+        if !self.isRecording {
+          self.isRecording = true
+          return nil
+        } else {
+          throw CameraError.capture(.noRecordingInProgress)
+        }
+      }
+    }
+  }
+
+  public final func captureOutput(_ captureOutput: AVCaptureOutput, didOutput sampleBuffer: CMSampleBuffer, from _: AVCaptureConnection) {
+    if isRecording {
+      guard let recordingSession = recordingSession else {
+        return invokeOnError(.capture(.unknown(message: "isRecording was true but the RecordingSession was null!")))
+      }
+      switch captureOutput {
+      case is AVCaptureVideoDataOutput:
+        recordingSession.appendBuffer(sampleBuffer, type: .video)
+      case is AVCaptureAudioDataOutput:
+        recordingSession.appendBuffer(sampleBuffer, type: .audio)
+      default:
+        break
+      }
+    }
+
+    if let frameProcessor = frameProcessorCallback, captureOutput is AVCaptureVideoDataOutput {
+      // check if last frame was x nanoseconds ago, effectively throttling FPS
+      let diff = DispatchTime.now().uptimeNanoseconds - lastFrameProcessorCall.uptimeNanoseconds
+      let secondsPerFrame = 1.0 / frameProcessorFps.doubleValue
+      let nanosecondsPerFrame = secondsPerFrame * 1_000_000_000.0
+      if diff > UInt64(nanosecondsPerFrame) {
+        frameProcessor(sampleBuffer)
+        lastFrameProcessorCall = DispatchTime.now()
+      }
+    }
+  }
+
+  public final func captureOutput(_ captureOutput: AVCaptureOutput, didDrop buffer: CMSampleBuffer, from _: AVCaptureConnection) {
+    if frameProcessorCallback != nil && !hasLoggedFrameDropWarning && captureOutput is AVCaptureVideoDataOutput {
+      let reason = findFrameDropReason(inBuffer: buffer)
+      // TODO: Show in React console?
+      ReactLogger.log(level: .warning, message: "Dropped a Frame. This might indicate that your Frame Processor is doing too much work. " +
+        "Either throttle the frame processor's frame rate, or optimize your frame processor's execution speed. Frame drop reason: \(reason)")
+      hasLoggedFrameDropWarning = true
+    }
+  }
+
+  private final func findFrameDropReason(inBuffer buffer: CMSampleBuffer) -> String {
+    var mode: CMAttachmentMode = 0
+    guard let reason = CMGetAttachment(buffer,
+                                       key: kCMSampleBufferAttachmentKey_DroppedFrameReason,
+                                       attachmentModeOut: &mode) else {
+      return "unknown"
+    }
+    return String(describing: reason)
+  }
 }
--- a/ios/CameraView+TakePhoto.swift
+++ b/ios/CameraView+TakePhoto.swift
@@ -24,7 +24,7 @@ struct TakePhotoOptions {

 extension CameraView {
  func takePhoto(options: NSDictionary, promise: Promise) {
-    queue.async {
+    cameraQueue.async {
      guard let photoOutput = self.photoOutput, let videoDeviceInput = self.videoDeviceInput else {
        return promise.reject(error: .session(.cameraNotReady))
      }
--- a/ios/CameraView.swift
+++ b/ios/CameraView.swift
@@ -35,6 +35,7 @@ private let propsThatRequireDeviceReconfiguration = ["fps",
 public final class CameraView: UIView {
  // pragma MARK: React Properties

+  // pragma MARK: Exported Properties
  // props that require reconfiguring
  @objc var cameraId: NSString?
  @objc var enableDepthData = false
@@ -44,6 +45,7 @@ public final class CameraView: UIView {
  // props that require format reconfiguring
  @objc var format: NSDictionary?
  @objc var fps: NSNumber?
+  @objc var frameProcessorFps: NSNumber = 1.0
  @objc var hdr: NSNumber? // nullable bool
  @objc var lowLightBoost: NSNumber? // nullable bool
  @objc var colorSpace: NSString?
@@ -75,18 +77,24 @@ public final class CameraView: UIView {
  // Inputs
  internal var videoDeviceInput: AVCaptureDeviceInput?
  internal var audioDeviceInput: AVCaptureDeviceInput?
-  // Outputs
  internal var photoOutput: AVCapturePhotoOutput?
-  internal var movieOutput: AVCaptureMovieFileOutput?
+  internal var videoOutput: AVCaptureVideoDataOutput?
+  internal var audioOutput: AVCaptureAudioDataOutput?
+  // CameraView+RecordView (+ FrameProcessorDelegate.mm)
+  internal var isRecording = false
+  internal var recordingSession: RecordingSession?
+  @objc public var frameProcessorCallback: FrameProcessorCallback?
+  internal var lastFrameProcessorCall = DispatchTime.now()
  // CameraView+TakePhoto
  internal var photoCaptureDelegates: [PhotoCaptureDelegate] = []
-  // CameraView+RecordVideo
-  internal var recordingDelegateResolver: RCTPromiseResolveBlock?
-  internal var recordingDelegateRejecter: RCTPromiseRejectBlock?
  // CameraView+Zoom
  internal var pinchGestureRecognizer: UIPinchGestureRecognizer?
  internal var pinchScaleOffset: CGFloat = 1.0

+  internal let cameraQueue = CameraQueues.cameraQueue
+  internal let videoQueue = CameraQueues.videoQueue
+  internal let audioQueue = CameraQueues.audioQueue
+
  var isRunning: Bool {
    return captureSession.isRunning
  }
@@ -126,6 +134,11 @@ public final class CameraView: UIView {
                                           object: AVAudioSession.sharedInstance)
  }

+  @available(*, unavailable)
+  required init?(coder _: NSCoder) {
+    fatalError("init(coder:) is not implemented.")
+  }
+
  deinit {
    NotificationCenter.default.removeObserver(self,
                                              name: .AVCaptureSessionRuntimeError,
@@ -141,11 +154,6 @@ public final class CameraView: UIView {
                                              object: AVAudioSession.sharedInstance)
  }

-  @available(*, unavailable)
-  required init?(coder _: NSCoder) {
-    fatalError("init(coder:) is not implemented.")
-  }
-
  override public func removeFromSuperview() {
    ReactLogger.log(level: .info, message: "Removing Camera View...")
    captureSession.stopRunning()
@@ -166,7 +174,7 @@ public final class CameraView: UIView {
    let shouldUpdateZoom = willReconfigure || changedProps.contains("zoom") || shouldCheckActive

    if shouldReconfigure || shouldCheckActive || shouldUpdateTorch || shouldUpdateZoom || shouldReconfigureFormat || shouldReconfigureDevice {
-      queue.async {
+      cameraQueue.async {
        if shouldReconfigure {
          self.configureCaptureSession()
        }
@@ -198,7 +206,7 @@ public final class CameraView: UIView {
        }

        // This is a wack workaround, but if I immediately set torch mode after `startRunning()`, the session isn't quite ready yet and will ignore torch.
-        self.queue.asyncAfter(deadline: .now() + 0.1) {
+        self.cameraQueue.asyncAfter(deadline: .now() + 0.1) {
          if shouldUpdateTorch {
            self.setTorchMode(self.torch)
          }
--- a/ios/CameraViewManager.m
+++ b/ios/CameraViewManager.m
@@ -7,7 +7,9 @@
 //

 #import <Foundation/Foundation.h>
+
 #import <React/RCTViewManager.h>
+#import <React/RCTUtils.h>

@interface RCT_EXTERN_REMAP_MODULE(CameraView, CameraViewManager, RCTViewManager)

@@ -28,6 +30,7 @@ RCT_EXPORT_VIEW_PROPERTY(enablePortraitEffectsMatteDelivery, BOOL);
 // device format
 RCT_EXPORT_VIEW_PROPERTY(format, NSDictionary);
 RCT_EXPORT_VIEW_PROPERTY(fps, NSNumber);
+RCT_EXPORT_VIEW_PROPERTY(frameProcessorFps, NSNumber);
 RCT_EXPORT_VIEW_PROPERTY(hdr, NSNumber); // nullable bool
 RCT_EXPORT_VIEW_PROPERTY(lowLightBoost, NSNumber); // nullable bool
 RCT_EXPORT_VIEW_PROPERTY(colorSpace, NSString);
@@ -46,7 +49,4 @@ RCT_EXTERN_METHOD(stopRecording:(nonnull NSNumber *)node resolve:(RCTPromiseReso
 RCT_EXTERN_METHOD(takePhoto:(nonnull NSNumber *)node options:(NSDictionary *)options resolve:(RCTPromiseResolveBlock)resolve reject:(RCTPromiseRejectBlock)reject);
 RCT_EXTERN_METHOD(focus:(nonnull NSNumber *)node point:(NSDictionary *)point resolve:(RCTPromiseResolveBlock)resolve reject:(RCTPromiseRejectBlock)reject);

-RCT_EXTERN_METHOD(getAvailableVideoCodecs:(nonnull NSNumber *)node resolve:(RCTPromiseResolveBlock)resolve reject:(RCTPromiseRejectBlock)reject);
-RCT_EXTERN_METHOD(getAvailablePhotoCodecs:(nonnull NSNumber *)node resolve:(RCTPromiseResolveBlock)resolve reject:(RCTPromiseRejectBlock)reject);
-
@end
--- a/ios/CameraViewManager.swift
+++ b/ios/CameraViewManager.swift
@@ -11,6 +11,23 @@ import Foundation

@objc(CameraViewManager)
 final class CameraViewManager: RCTViewManager {
+  // pragma MARK: Properties
+
+  private var runtimeManager: FrameProcessorRuntimeManager?
+
+  override var bridge: RCTBridge! {
+    didSet {
+      if !enableFrameProcessors { return }
+
+      CameraQueues.videoQueue.async {
+        self.runtimeManager = FrameProcessorRuntimeManager(bridge: self.bridge)
+        self.bridge.runOnJS {
+          self.runtimeManager!.installFrameProcessorBindings()
+        }
+      }
+    }
+  }
+
  override var methodQueue: DispatchQueue! {
    return DispatchQueue.main
  }
@@ -19,12 +36,12 @@ final class CameraViewManager: RCTViewManager {
    return true
  }

-  // pragma MARK: Setup
  override final func view() -> UIView! {
    return CameraView()
  }

-  // pragma MARK: Exported Functions
+  // pragma MARK: React Functions
+
  @objc
  final func startRecording(_ node: NSNumber, options: NSDictionary, onRecordCallback: @escaping RCTResponseSenderBlock) {
    let component = getCameraView(withTag: node)
@@ -53,29 +70,6 @@ final class CameraViewManager: RCTViewManager {
    component.focus(point: CGPoint(x: x.doubleValue, y: y.doubleValue), promise: promise)
  }

-  @objc
-  final func getAvailableVideoCodecs(_ node: NSNumber, resolve: @escaping RCTPromiseResolveBlock, reject: @escaping RCTPromiseRejectBlock) {
-    withPromise(resolve: resolve, reject: reject) {
-      let component = getCameraView(withTag: node)
-      guard let movieOutput = component.movieOutput else {
-        throw CameraError.session(SessionError.cameraNotReady)
-      }
-      return movieOutput.availableVideoCodecTypes.map(\.descriptor)
-    }
-  }
-
-  @objc
-  final func getAvailablePhotoCodecs(_ node: NSNumber, resolve: @escaping RCTPromiseResolveBlock, reject: @escaping RCTPromiseRejectBlock) {
-    withPromise(resolve: resolve, reject: reject) {
-      let component = getCameraView(withTag: node)
-      guard let photoOutput = component.photoOutput else {
-        throw CameraError.session(SessionError.cameraNotReady)
-      }
-      return photoOutput.availablePhotoCodecTypes.map(\.descriptor)
-    }
-  }
-
-  // pragma MARK: View Manager funcs
  @objc
  final func getAvailableCameraDevices(_ resolve: @escaping RCTPromiseResolveBlock, reject: @escaping RCTPromiseRejectBlock) {
    withPromise(resolve: resolve, reject: reject) {
@@ -103,7 +97,7 @@ final class CameraViewManager: RCTViewManager {
          "supportsRawCapture": false, // TODO: supportsRawCapture
          "supportsLowLightBoost": $0.isLowLightBoostSupported,
          "supportsFocus": $0.isFocusPointOfInterestSupported,
-          "formats": $0.formats.map { (format) -> [String: Any] in
+          "formats": $0.formats.map { format -> [String: Any] in
            format.toDictionary()
          },
        ]
--- a/ios/Extensions/AVAssetWriterInputPixelBufferAdaptor+initWithVideoSettings.swift
+++ b/ios/Extensions/AVAssetWriterInputPixelBufferAdaptor+initWithVideoSettings.swift
@@ -0,0 +1,30 @@
+//
+//  AVAssetWriterInputPixelBufferAdaptor+initWithVideoSettings.swift
+//  VisionCamera
+//
+//  Created by Marc Rousavy on 05.05.21.
+//  Copyright © 2021 Facebook. All rights reserved.
+//
+
+import AVFoundation
+import Foundation
+
+extension AVAssetWriterInputPixelBufferAdaptor {
+  /**
+   Convenience initializer to extract correct attributes from the given videoSettings.
+   */
+  convenience init(assetWriterInput: AVAssetWriterInput, withVideoSettings videoSettings: [String: Any]) {
+    var attributes: [String: Any] = [:]
+
+    if let width = videoSettings[AVVideoWidthKey] as? NSNumber,
+       let height = videoSettings[AVVideoHeightKey] as? NSNumber {
+      attributes[kCVPixelBufferWidthKey as String] = width as CFNumber
+      attributes[kCVPixelBufferHeightKey as String] = height as CFNumber
+    }
+
+    // TODO: Is "Bi-Planar Y'CbCr 8-bit 4:2:0 full-range" the best CVPixelFormatType? How can I find natively supported ones?
+    attributes[kCVPixelBufferPixelFormatTypeKey as String] = kCVPixelFormatType_420YpCbCr8BiPlanarFullRange
+
+    self.init(assetWriterInput: assetWriterInput, sourcePixelBufferAttributes: attributes)
+  }
+}
--- a/ios/Extensions/AVCaptureDevice.Format+matchesFilter.swift
+++ b/ios/Extensions/AVCaptureDevice.Format+matchesFilter.swift
@@ -70,8 +70,8 @@ extension AVCaptureDevice.Format {
      }
    }
    if let frameRateRanges = filter.value(forKey: "frameRateRanges") as? [NSDictionary] {
-      let allFrameRateRangesIncluded = videoSupportedFrameRateRanges.allSatisfy { (range) -> Bool in
-        frameRateRanges.contains { (dict) -> Bool in
+      let allFrameRateRangesIncluded = videoSupportedFrameRateRanges.allSatisfy { range -> Bool in
+        frameRateRanges.contains { dict -> Bool in
          guard let max = dict.value(forKey: "maxFrameRate") as? NSNumber,
                let min = dict.value(forKey: "minFrameRate") as? NSNumber
          else {
--- a/ios/Extensions/AVCaptureVideoDataOutput+mirror.swift
+++ b/ios/Extensions/AVCaptureVideoDataOutput+mirror.swift
@@ -1,5 +1,5 @@
 //
-//  AVCaptureMovieFileOutput+mirror.swift
+//  AVCaptureVideoDataOutput+mirror.swift
 //  Cuvent
 //
 //  Created by Marc Rousavy on 18.01.21.
@@ -8,7 +8,7 @@

 import AVFoundation

-extension AVCaptureMovieFileOutput {
+extension AVCaptureVideoDataOutput {
  func mirror() {
    connections.forEach { connection in
      if connection.isVideoMirroringSupported {
@@ -16,4 +16,10 @@ extension AVCaptureMovieFileOutput {
      }
    }
  }
+
+  var isMirrored: Bool {
+    return connections.contains { connection in
+      connection.isVideoMirrored
+    }
+  }
 }
--- a/Processor/Frame.h
+++ b/Processor/Frame.h
@@ -0,0 +1,20 @@
+//
+//  Frame.h
+//  VisionCamera
+//
+//  Created by Marc Rousavy on 15.03.21.
+//  Copyright © 2021 Facebook. All rights reserved.
+//
+
+#pragma once
+
+#import <CoreMedia/CMSampleBuffer.h>
+
+// TODO: Make this Objective-C so it can be imported in Swift?
+class Frame {
+ public:
+  explicit Frame(CMSampleBufferRef buffer): buffer(buffer) {}
+
+ public:
+  CMSampleBufferRef buffer;
+};
--- a/Processor/FrameHostObject.h
+++ b/Processor/FrameHostObject.h
@@ -0,0 +1,26 @@
+//
+//  FrameHostObject.h
+//  VisionCamera
+//
+//  Created by Marc Rousavy on 22.03.21.
+//  Copyright © 2021 Facebook. All rights reserved.
+//
+
+#pragma once
+
+#import "Frame.h"
+#import <jsi/jsi.h>
+#import <CoreMedia/CMSampleBuffer.h>
+
+using namespace facebook;
+
+class JSI_EXPORT FrameHostObject: public Frame, public jsi::HostObject {
+public:
+  explicit FrameHostObject(CMSampleBufferRef buffer): Frame(buffer) {}
+  ~FrameHostObject();
+  
+public:
+  jsi::Value get(jsi::Runtime&, const jsi::PropNameID& name) override;
+  std::vector<jsi::PropNameID> getPropertyNames(jsi::Runtime& rt) override;
+  void destroyBuffer();
+};
--- a/Processor/FrameHostObject.mm
+++ b/Processor/FrameHostObject.mm
@@ -0,0 +1,93 @@
+//
+//  FrameHostObject.m
+//  VisionCamera
+//
+//  Created by Marc Rousavy on 22.03.21.
+//  Copyright © 2021 Facebook. All rights reserved.
+//
+
+#import "FrameHostObject.h"
+#import <Foundation/Foundation.h>
+#import <jsi/jsi.h>
+
+std::vector<jsi::PropNameID> FrameHostObject::getPropertyNames(jsi::Runtime& rt) {
+  std::vector<jsi::PropNameID> result;
+  result.push_back(jsi::PropNameID::forUtf8(rt, std::string("toString")));
+  result.push_back(jsi::PropNameID::forUtf8(rt, std::string("isValid")));
+  result.push_back(jsi::PropNameID::forUtf8(rt, std::string("isReady")));
+  result.push_back(jsi::PropNameID::forUtf8(rt, std::string("width")));
+  result.push_back(jsi::PropNameID::forUtf8(rt, std::string("height")));
+  result.push_back(jsi::PropNameID::forUtf8(rt, std::string("bytesPerRow")));
+  result.push_back(jsi::PropNameID::forUtf8(rt, std::string("planesCount")));
+  result.push_back(jsi::PropNameID::forUtf8(rt, std::string("buffer")));
+  return result;
+}
+
+jsi::Value FrameHostObject::get(jsi::Runtime& runtime, const jsi::PropNameID& propName) {
+  auto name = propName.utf8(runtime);
+  
+  
+  if (name == "Symbol.toPrimitive") {
+    // not implemented
+    return jsi::Value::undefined();
+  }
+  if (name == "valueOf") {
+    // not implemented
+    return jsi::Value::undefined();
+  }
+  if (name == "toString") {
+    auto toString = [this] (jsi::Runtime& runtime, const jsi::Value& thisValue, const jsi::Value* arguments, size_t count) -> jsi::Value {
+      auto imageBuffer = CMSampleBufferGetImageBuffer(buffer);
+      auto width = CVPixelBufferGetWidth(imageBuffer);
+      auto height = CVPixelBufferGetHeight(imageBuffer);
+      
+      NSMutableString* string = [NSMutableString stringWithFormat:@"%lu x %lu Frame", width, height];
+      return jsi::String::createFromUtf8(runtime, string.UTF8String);
+    };
+    return jsi::Function::createFromHostFunction(runtime, jsi::PropNameID::forUtf8(runtime, "toString"), 0, toString);
+  }
+  
+  if (name == "isValid") {
+    auto isValid = buffer != nil && CMSampleBufferIsValid(buffer);
+    return jsi::Value(isValid);
+  }
+  if (name == "isReady") {
+    auto isReady = buffer != nil && CMSampleBufferDataIsReady(buffer);
+    return jsi::Value(isReady);
+  }
+  if (name == "width") {
+    auto imageBuffer = CMSampleBufferGetImageBuffer(buffer);
+    auto width = CVPixelBufferGetWidth(imageBuffer);
+    return jsi::Value((double) width);
+  }
+  if (name == "height") {
+    auto imageBuffer = CMSampleBufferGetImageBuffer(buffer);
+    auto height = CVPixelBufferGetHeight(imageBuffer);
+    return jsi::Value((double) height);
+  }
+  if (name == "bytesPerRow") {
+    auto imageBuffer = CMSampleBufferGetImageBuffer(buffer);
+    auto bytesPerRow = CVPixelBufferGetPlaneCount(imageBuffer);
+    return jsi::Value((double) bytesPerRow);
+  }
+  if (name == "planesCount") {
+    auto imageBuffer = CMSampleBufferGetImageBuffer(buffer);
+    auto planesCount = CVPixelBufferGetPlaneCount(imageBuffer);
+    return jsi::Value((double) planesCount);
+  }
+  if (name == "buffer") {
+    // TODO: Actually return the pixels of the buffer. Not sure if this will be a huge performance hit or not
+    return jsi::Array(runtime, 0);
+  }
+  
+  return jsi::Value::undefined();
+}
+
+FrameHostObject::~FrameHostObject() {
+  destroyBuffer();
+}
+
+void FrameHostObject::destroyBuffer() {
+  // ARC will hopefully delete it lol
+  this->buffer = nil;
+}
--- a/Processor/FrameProcessorCallback.h
+++ b/Processor/FrameProcessorCallback.h
@@ -0,0 +1,14 @@
+//
+//  FrameProcessorCallback.h
+//  VisionCamera
+//
+//  Created by Marc Rousavy on 11.03.21.
+//  Copyright © 2021 Facebook. All rights reserved.
+//
+
+#pragma once
+
+#import <Foundation/Foundation.h>
+#import <CoreMedia/CMSampleBuffer.h>
+
+typedef void (^FrameProcessorCallback) (CMSampleBufferRef buffer);
--- a/Processor/FrameProcessorPlugin.h
+++ b/Processor/FrameProcessorPlugin.h
@@ -0,0 +1,63 @@
+//
+//  FrameProcessorPlugin.h
+//  VisionCamera
+//
+//  Created by Marc Rousavy on 01.05.21.
+//  Copyright © 2021 Facebook. All rights reserved.
+//
+
+#ifndef FrameProcessorPlugin_h
+#define FrameProcessorPlugin_h
+
+#import <Foundation/Foundation.h>
+#import "FrameProcessorPluginRegistry.h"
+#import <CoreMedia/CMSampleBuffer.h>
+
+@protocol FrameProcessorPluginBase
+ (id) callback:(CMSampleBufferRef)buffer withArgs:(NSArray<id>*)args;
+@end
+
+
+#define VISION_CONCAT2(A, B) A##B
+#define VISION_CONCAT(A, B) VISION_CONCAT2(A, B)
+
+/**
+ * Use this Macro to register the given function as a Frame Processor.
+ * * Make sure the given function is a C-style function with the following signature: static inline id callback(CMSampleBufferRef buffer)
+ * * Make sure the given function's name is unique across other frame processor plugins
+ * * Make sure your frame processor returns a Value that can be converted to JS
+ * * Make sure to use this Macro in an @implementation, not @interface
+ *
+ * The JS function will have the same name as the given Objective-C function, but with a "__" prefix.
+ * Make sure to add that function to the babel.config.js under reanimated's "globals" option, and add TypeScript type declarations.
+ */
+#define VISION_EXPORT_FRAME_PROCESSOR(frame_processor)                              \
+                                                                                    \
+(void)load                                                                         \
+{                                                                                   \
+  [FrameProcessorPluginRegistry addFrameProcessorPlugin:@"__" @ #frame_processor callback:^id(CMSampleBufferRef buffer, NSArray<id>* args) { \
+    return frame_processor(buffer, args);                                           \
+  }];                                                                               \
+}
+
+
+/**
+ * Same as VISION_EXPORT_FRAME_PROCESSOR, but uses __attribute__((constructor)) for
+ * registration. Useful for registering swift classes that forbids use of +(void)load.
+ */
+#define VISION_EXPORT_SWIFT_FRAME_PROCESSOR(name, objc_name) \
+objc_name : NSObject<FrameProcessorPluginBase>                                      \
+@end                                                                                \
+                                                                                    \
+@interface objc_name (FrameProcessorPlugin)                                         \
+@end                                                                                \
+@implementation objc_name (FrameProcessorPlugin)                                    \
+                                                                                    \
+__attribute__((constructor)) static void VISION_CONCAT(initialize_, objc_name)()    \
+{                                                                                   \
+  [FrameProcessorPluginRegistry addFrameProcessorPlugin:@"__" @ #name callback:^id(CMSampleBufferRef buffer, NSArray<id>* args) {    \
+    return [objc_name callback:buffer withArgs:args];                               \
+  }];                                                                               \
+}
+
+#endif /* FrameProcessorPlugin_h */
--- a/Processor/FrameProcessorPluginRegistry.h
+++ b/Processor/FrameProcessorPluginRegistry.h
@@ -0,0 +1,23 @@
+//
+//  FrameProcessorPluginRegistry.h
+//  VisionCamera
+//
+//  Created by Marc Rousavy on 24.03.21.
+//  Copyright © 2021 Facebook. All rights reserved.
+//
+
+#pragma once
+
+#import <Foundation/Foundation.h>
+#import <CoreMedia/CMSampleBuffer.h>
+
+typedef id (^FrameProcessorPlugin) (CMSampleBufferRef buffer, NSArray<id>* arguments);
+
+@interface FrameProcessorPluginRegistry : NSObject
+
+ (NSMutableDictionary<NSString*, FrameProcessorPlugin>*)frameProcessorPlugins;
+ (void) addFrameProcessorPlugin:(NSString*)name callback:(FrameProcessorPlugin)callback;
+
+ (void) markInvalid;
+
+@end
--- a/Processor/FrameProcessorPluginRegistry.mm
+++ b/Processor/FrameProcessorPluginRegistry.mm
@@ -0,0 +1,37 @@
+//
+//  FrameProcessorPluginRegistry.mm
+//  VisionCamera
+//
+//  Created by Marc Rousavy on 24.03.21.
+//  Copyright © 2021 Facebook. All rights reserved.
+//
+
+#import "FrameProcessorPluginRegistry.h"
+#import <Foundation/Foundation.h>
+
+@implementation FrameProcessorPluginRegistry
+
+ (NSMutableDictionary<NSString*, FrameProcessorPlugin>*)frameProcessorPlugins {
+  static NSMutableDictionary<NSString*, FrameProcessorPlugin>* plugins = nil;
+  if (plugins == nil) {
+    plugins = [[NSMutableDictionary alloc] init];
+  }
+  return plugins;
+}
+
+static BOOL _isValid = YES;
+ (void) markInvalid {
+  _isValid = NO;
+  [[FrameProcessorPluginRegistry frameProcessorPlugins] removeAllObjects];
+}
+
+ (void) addFrameProcessorPlugin:(NSString*)name callback:(FrameProcessorPlugin)callback {
+  NSAssert(_isValid, @"Tried to add Frame Processor Plugin but Frame Processor Registry has already registered all plugins!");
+  
+  BOOL alreadyExists = [[FrameProcessorPluginRegistry frameProcessorPlugins] valueForKey:name] != nil;
+  NSAssert(!alreadyExists, @"Tried to two Frame Processor Plugins with the same name! Either choose unique names, or remove the unused plugin.");
+  
+  [[FrameProcessorPluginRegistry frameProcessorPlugins] setValue:callback forKey:name];
+}
+
+@end
--- a/Processor/FrameProcessorRuntimeManager.h
+++ b/Processor/FrameProcessorRuntimeManager.h
@@ -0,0 +1,26 @@
+//
+//  FrameProcessorRuntimeManager.h
+//  VisionCamera
+//
+//  Created by Marc Rousavy on 23.03.21.
+//  Copyright © 2021 Facebook. All rights reserved.
+//
+
+#pragma once
+
+#import <Foundation/Foundation.h>
+#import <React/RCTBridge.h>
+
+@interface FrameProcessorRuntimeManager : NSObject
+
+- (instancetype)init NS_UNAVAILABLE;
+
+/**
+ Initializes the Frame Processor Runtime Manager with the given bridge.
+ This init is not thread safe, so only init this on the Thread you want the runtime to run on.
+ */
+- (instancetype) initWithBridge:(RCTBridge*)bridge;
+
+- (void) installFrameProcessorBindings;
+
+@end
--- a/Processor/FrameProcessorRuntimeManager.mm
+++ b/Processor/FrameProcessorRuntimeManager.mm
@@ -0,0 +1,184 @@
+//
+//  FrameProcessorRuntimeManager.m
+//  VisionCamera
+//
+//  Created by Marc Rousavy on 23.03.21.
+//  Copyright © 2021 Facebook. All rights reserved.
+//
+
+#import <Foundation/Foundation.h>
+#import "FrameProcessorRuntimeManager.h"
+#import "FrameProcessorPluginRegistry.h"
+#import "FrameHostObject.h"
+
+#import <memory>
+
+#import <React/RCTBridge.h>
+#import <ReactCommon/RCTTurboModule.h>
+#import <React/RCTBridge+Private.h>
+#import <React/RCTUIManager.h>
+#import <ReactCommon/RCTTurboModuleManager.h>
+
+#if __has_include(<RNReanimated/NativeReanimatedModule.h>)
+  #if __has_include(<RNReanimated/RuntimeManager.h>)
+    #ifndef VISION_CAMERA_DISABLE_FRAME_PROCESSORS
+      #import <RNReanimated/RuntimeManager.h>
+      #import <RNReanimated/RuntimeDecorator.h>
+      #import <RNReanimated/REAIOSScheduler.h>
+      #import <RNReanimated/REAIOSErrorHandler.h>
+      #define ENABLE_FRAME_PROCESSORS
+    #endif
+  #else
+    #warning Your react-native-reanimated version is not compatible with VisionCamera, Frame Processors are disabled. Make sure you're using reanimated 2.1.0 or above!
+  #endif
+#else
+  #warning The NativeReanimatedModule.h header could not be found, Frame Processors are disabled. If you want to use Frame Processors, make sure you install react-native-reanimated!
+#endif
+
+#import "../../cpp/MakeJSIRuntime.h"
+#import "FrameProcessorUtils.h"
+#import "FrameProcessorCallback.h"
+#import "../React Utils/JSIUtils.h"
+
+// Forward declarations for the Swift classes
+__attribute__((objc_runtime_name("_TtC12VisionCamera12CameraQueues")))
+@interface CameraQueues : NSObject
+@property (nonatomic, class, readonly, strong) dispatch_queue_t _Nonnull videoQueue;
+@end
+__attribute__((objc_runtime_name("_TtC12VisionCamera10CameraView")))
+@interface CameraView : UIView
+@property (nonatomic, copy) FrameProcessorCallback _Nullable frameProcessorCallback;
+@end
+
+@implementation FrameProcessorRuntimeManager {
+#ifdef ENABLE_FRAME_PROCESSORS
+  std::unique_ptr<reanimated::RuntimeManager> runtimeManager;
+#endif
+  __weak RCTBridge* weakBridge;
+}
+
+- (instancetype) initWithBridge:(RCTBridge*)bridge {
+  self = [super init];
+  if (self) {
+#ifdef ENABLE_FRAME_PROCESSORS
+    NSLog(@"FrameProcessorBindings: Creating Runtime Manager...");
+    weakBridge = bridge;
+    auto runtime = vision::makeJSIRuntime();
+    reanimated::RuntimeDecorator::decorateRuntime(*runtime, "FRAME_PROCESSOR");
+    runtime->global().setProperty(*runtime, "_FRAME_PROCESSOR", jsi::Value(true));
+    auto callInvoker = bridge.jsCallInvoker;
+    auto scheduler = std::make_shared<reanimated::REAIOSScheduler>(callInvoker);
+    runtimeManager = std::make_unique<reanimated::RuntimeManager>(std::move(runtime),
+                                                                  std::make_shared<reanimated::REAIOSErrorHandler>(scheduler),
+                                                                  scheduler);
+    NSLog(@"FrameProcessorBindings: Runtime Manager created!");
+    
+    NSLog(@"FrameProcessorBindings: Installing Frame Processor plugins...");
+    auto& visionRuntime = *runtimeManager->runtime;
+    auto visionGlobal = visionRuntime.global();
+    for (NSString* pluginKey in [FrameProcessorPluginRegistry frameProcessorPlugins]) {
+      auto pluginName = [pluginKey UTF8String];
+      
+      NSLog(@"FrameProcessorBindings: Installing Frame Processor plugin \"%s\"...", pluginName);
+      FrameProcessorPlugin callback = [[FrameProcessorPluginRegistry frameProcessorPlugins] valueForKey:pluginKey];
+      
+      auto function = [callback, callInvoker](jsi::Runtime& runtime, const jsi::Value& thisValue, const jsi::Value* arguments, size_t count) -> jsi::Value {
+        auto frameHostObject = arguments[0].asObject(runtime).asHostObject(runtime);
+        auto frame = static_cast<FrameHostObject*>(frameHostObject.get());
+        auto args = convertJSICStyleArrayToNSArray(runtime,
+                                                   arguments + 1, // start at index 1 since first arg = Frame
+                                                   count - 1, // use smaller count
+                                                   callInvoker);
+        id result = callback(frame->buffer, args);
+        return convertObjCObjectToJSIValue(runtime, result);
+      };
+      
+      visionGlobal.setProperty(visionRuntime, pluginName, jsi::Function::createFromHostFunction(visionRuntime,
+                                                                                                jsi::PropNameID::forAscii(visionRuntime, pluginName),
+                                                                                                1, // frame
+                                                                                                function));
+    }
+    [FrameProcessorPluginRegistry markInvalid];
+    NSLog(@"FrameProcessorBindings: Frame Processor plugins installed!");
+#else
+    NSLog(@"Reanimated not found, Frame Processors are disabled.");
+#endif
+  }
+  return self;
+}
+
+- (void) installFrameProcessorBindings {
+#ifdef ENABLE_FRAME_PROCESSORS
+  if (!weakBridge) {
+    NSLog(@"FrameProcessorBindings: Failed to install Frame Processor Bindings - bridge was null!");
+    return;
+  }
+  NSLog(@"FrameProcessorBindings: Installing Frame Processor Bindings for Bridge...");
+  RCTCxxBridge *cxxBridge = (RCTCxxBridge *)weakBridge;
+  if (!cxxBridge.runtime) {
+    return;
+  }
+  jsi::Runtime& jsiRuntime = *(jsi::Runtime*)cxxBridge.runtime;
+  NSLog(@"FrameProcessorBindings: Installing global functions...");
+  
+  // setFrameProcessor(viewTag: number, frameProcessor: (frame: Frame) => void)
+  auto setFrameProcessor = [self](jsi::Runtime& runtime, const jsi::Value& thisValue, const jsi::Value* arguments, size_t count) -> jsi::Value {
+    NSLog(@"FrameProcessorBindings: Setting new frame processor...");
+    if (!arguments[0].isNumber()) throw jsi::JSError(runtime, "Camera::setFrameProcessor: First argument ('viewTag') must be a number!");
+    if (!arguments[1].isObject()) throw jsi::JSError(runtime, "Camera::setFrameProcessor: Second argument ('frameProcessor') must be a function!");
+    if (!runtimeManager || !runtimeManager->runtime) throw jsi::JSError(runtime, "Camera::setFrameProcessor: The RuntimeManager is not yet initialized!");
+    
+    auto viewTag = arguments[0].asNumber();
+    NSLog(@"FrameProcessorBindings: Adapting Shareable value from function (conversion to worklet)...");
+    auto worklet = reanimated::ShareableValue::adapt(runtime, arguments[1], runtimeManager.get());
+    NSLog(@"FrameProcessorBindings: Successfully created worklet!");
+    
+    RCTExecuteOnMainQueue([worklet, viewTag, self]() -> void {
+      auto currentBridge = [RCTBridge currentBridge];
+      auto anonymousView = [currentBridge.uiManager viewForReactTag:[NSNumber numberWithDouble:viewTag]];
+      auto view = static_cast<CameraView*>(anonymousView);
+      
+      dispatch_async(CameraQueues.videoQueue, [worklet, view, self]() -> void {
+        NSLog(@"FrameProcessorBindings: Converting worklet to Objective-C callback...");
+        auto& rt = *runtimeManager->runtime;
+        auto function = worklet->getValue(rt).asObject(rt).asFunction(rt);
+        view.frameProcessorCallback = convertJSIFunctionToFrameProcessorCallback(rt, function);
+        NSLog(@"FrameProcessorBindings: Frame processor set!");
+      });
+    });
+    
+    return jsi::Value::undefined();
+  };
+  jsiRuntime.global().setProperty(jsiRuntime, "setFrameProcessor", jsi::Function::createFromHostFunction(jsiRuntime,
+                                                                                                         jsi::PropNameID::forAscii(jsiRuntime, "setFrameProcessor"),
+                                                                                                         2,  // viewTag, frameProcessor
+                                                                                                         setFrameProcessor));
+  
+  // unsetFrameProcessor(viewTag: number)
+  auto unsetFrameProcessor = [](jsi::Runtime& runtime, const jsi::Value& thisValue, const jsi::Value* arguments, size_t count) -> jsi::Value {
+    NSLog(@"FrameProcessorBindings: Removing frame processor...");
+    if (!arguments[0].isNumber()) throw jsi::JSError(runtime, "Camera::unsetFrameProcessor: First argument ('viewTag') must be a number!");
+    auto viewTag = arguments[0].asNumber();
+    
+    RCTExecuteOnMainQueue(^{
+      auto currentBridge = [RCTBridge currentBridge];
+      if (!currentBridge) return;
+      auto anonymousView = [currentBridge.uiManager viewForReactTag:[NSNumber numberWithDouble:viewTag]];
+      if (!anonymousView) return;
+      auto view = static_cast<CameraView*>(anonymousView);
+      view.frameProcessorCallback = nil;
+      NSLog(@"FrameProcessorBindings: Frame processor removed!");
+    });
+    
+    return jsi::Value::undefined();
+  };
+  jsiRuntime.global().setProperty(jsiRuntime, "unsetFrameProcessor", jsi::Function::createFromHostFunction(jsiRuntime,
+                                                                                                           jsi::PropNameID::forAscii(jsiRuntime, "unsetFrameProcessor"),
+                                                                                                           1,  // viewTag
+                                                                                                           unsetFrameProcessor));
+
+  NSLog(@"FrameProcessorBindings: Finished installing bindings.");
+#endif
+}
+
+@end
--- a/Processor/FrameProcessorUtils.h
+++ b/Processor/FrameProcessorUtils.h
@@ -0,0 +1,23 @@
+//
+//  FrameProcessorUtils.h
+//  VisionCamera
+//
+//  Created by Marc Rousavy on 15.03.21.
+//  Copyright © 2021 Facebook. All rights reserved.
+//
+
+#pragma once
+
+#import <Foundation/Foundation.h>
+#import <React/RCTBridgeModule.h>
+#import "FrameProcessorCallback.h"
+
+#ifndef __cplusplus
+#error FrameProcessorUtils.h has to be compiled with C++!
+#endif
+
+#import <jsi/jsi.h>
+
+using namespace facebook;
+
+FrameProcessorCallback convertJSIFunctionToFrameProcessorCallback(jsi::Runtime &runtime, const jsi::Function &value);
--- a/Processor/FrameProcessorUtils.mm
+++ b/Processor/FrameProcessorUtils.mm
@@ -0,0 +1,44 @@
+//
+//  FrameProcessorUtils.m
+//  VisionCamera
+//
+//  Created by Marc Rousavy on 15.03.21.
+//  Copyright © 2021 Facebook. All rights reserved.
+//
+
+#import "FrameProcessorUtils.h"
+#import <CoreMedia/CMSampleBuffer.h>
+#import <chrono>
+#import <memory>
+#import "FrameHostObject.h"
+
+FrameProcessorCallback convertJSIFunctionToFrameProcessorCallback(jsi::Runtime &runtime, const jsi::Function &value) {
+  __block auto cb = value.getFunction(runtime);
+  
+  return ^(CMSampleBufferRef buffer) {
+#if DEBUG
+    std::chrono::steady_clock::time_point begin = std::chrono::steady_clock::now();
+#endif
+    
+    auto frame = std::make_shared<FrameHostObject>(buffer);
+    try {
+      cb.call(runtime, jsi::Object::createFromHostObject(runtime, frame));
+    } catch (jsi::JSError& jsError) {
+      NSLog(@"Frame Processor threw an error: %s", jsError.getMessage().c_str());
+    }
+    
+#if DEBUG
+    std::chrono::steady_clock::time_point end = std::chrono::steady_clock::now();
+    auto duration = std::chrono::duration_cast<std::chrono::milliseconds>(end - begin).count();
+    if (duration > 100) {
+      NSLog(@"Warning: Frame Processor function took %lld ms to execute. This blocks the video queue from recording, optimize your frame processor!", duration);
+    }
+#endif
+    
+    // Manually free the buffer because:
+    //  1. we are sure we don't need it anymore, the frame processor worklet has finished executing.
+    //  2. we don't know when the JS runtime garbage collects this object, it might be holding it for a few more frames
+    //     which then blocks the camera queue from pushing new frames (memory limit)
+    frame->destroyBuffer();
+  };
+}
--- a/ios/Parsers/AVAssetWriter.Status+descriptor.swift
+++ b/ios/Parsers/AVAssetWriter.Status+descriptor.swift
@@ -0,0 +1,28 @@
+//
+//  AVAssetWriter.Status+descriptor.swift
+//  VisionCamera
+//
+//  Created by Marc Rousavy on 01.05.21.
+//  Copyright © 2021 Facebook. All rights reserved.
+//
+
+import AVFoundation
+
+extension AVAssetWriter.Status {
+  var descriptor: String {
+    switch self {
+    case .cancelled:
+      return "cancelled"
+    case .completed:
+      return "completed"
+    case .failed:
+      return "failed"
+    case .unknown:
+      return "unknown"
+    case .writing:
+      return "writing"
+    @unknown default:
+      fatalError("Unknown AVAssetWriter.Status value! \(rawValue)")
+    }
+  }
+}
--- a/ios/Parsers/AVFileType+descriptor.swift
+++ b/ios/Parsers/AVFileType+descriptor.swift
@@ -0,0 +1,20 @@
+//
+//  AVFileType+descriptor.swift
+//  VisionCamera
+//
+//  Created by Marc Rousavy on 01.05.21.
+//  Copyright © 2021 Facebook. All rights reserved.
+//
+
+import AVFoundation
+import Foundation
+
+extension AVFileType {
+  init(withString string: String) {
+    self.init(rawValue: string)
+  }
+
+  var descriptor: String {
+    return rawValue
+  }
+}
--- a/Utils/JSIUtils.h
+++ b/Utils/JSIUtils.h
@@ -0,0 +1,55 @@
+//
+//  JSIUtils.h
+//  VisionCamera
+//
+//  Created by Marc Rousavy on 30.04.21.
+//  Copyright © 2021 Facebook. All rights reserved.
+//
+
+#pragma once
+
+#import <jsi/jsi.h>
+#import <ReactCommon/CallInvoker.h>
+#import <React/RCTBridgeModule.h>
+
+using namespace facebook;
+using namespace facebook::react;
+
+// NSNumber -> boolean
+jsi::Value convertNSNumberToJSIBoolean(jsi::Runtime& runtime, NSNumber* value);
+
+// NSNumber -> number
+jsi::Value convertNSNumberToJSINumber(jsi::Runtime& runtime, NSNumber* value);
+
+// NSNumber -> string
+jsi::String convertNSStringToJSIString(jsi::Runtime& runtime, NSString* value);
+
+// NSDictionary -> {}
+jsi::Object convertNSDictionaryToJSIObject(jsi::Runtime& runtime, NSDictionary* value);
+
+// NSArray -> []
+jsi::Array convertNSArrayToJSIArray(jsi::Runtime& runtime, NSArray* value);
+
+// id -> ???
+jsi::Value convertObjCObjectToJSIValue(jsi::Runtime& runtime, id value);
+
+// string -> NSString
+NSString* convertJSIStringToNSString(jsi::Runtime& runtime, const jsi::String& value);
+
+// any... -> NSArray
+NSArray* convertJSICStyleArrayToNSArray(jsi::Runtime& runtime, const jsi::Value* array, size_t length, std::shared_ptr<CallInvoker> jsInvoker);
+
+// NSArray -> any...
+jsi::Value* convertNSArrayToJSICStyleArray(jsi::Runtime& runtime, NSArray* array);
+
+// [] -> NSArray
+NSArray* convertJSIArrayToNSArray(jsi::Runtime& runtime, const jsi::Array& value, std::shared_ptr<CallInvoker> jsInvoker);
+
+// {} -> NSDictionary
+NSDictionary* convertJSIObjectToNSDictionary(jsi::Runtime& runtime, const jsi::Object& value, std::shared_ptr<CallInvoker> jsInvoker);
+
+// any -> id
+id convertJSIValueToObjCObject(jsi::Runtime& runtime, const jsi::Value& value, std::shared_ptr<CallInvoker> jsInvoker);
+
+// (any...) => any -> (void)(id, id)
+RCTResponseSenderBlock convertJSIFunctionToCallback(jsi::Runtime& runtime, const jsi::Function& value, std::shared_ptr<CallInvoker> jsInvoker);
--- a/Utils/JSIUtils.mm
+++ b/Utils/JSIUtils.mm
@@ -0,0 +1,187 @@
+//
+//  JSIUtils.mm
+//  VisionCamera
+//
+//  Created by Marc Rousavy on 02.05.21.
+//  Copyright © 2021 Facebook. All rights reserved.
+//
+
+#import "JSIUtils.h"
+#import <Foundation/Foundation.h>
+#import <jsi/jsi.h>
+#import <ReactCommon/CallInvoker.h>
+#import <React/RCTBridge.h>
+#import <ReactCommon/TurboModuleUtils.h>
+
+using namespace facebook;
+using namespace facebook::react;
+
+jsi::Value convertNSNumberToJSIBoolean(jsi::Runtime &runtime, NSNumber *value)
+{
+  return jsi::Value((bool)[value boolValue]);
+}
+
+jsi::Value convertNSNumberToJSINumber(jsi::Runtime &runtime, NSNumber *value)
+{
+  return jsi::Value([value doubleValue]);
+}
+
+jsi::String convertNSStringToJSIString(jsi::Runtime &runtime, NSString *value)
+{
+  return jsi::String::createFromUtf8(runtime, [value UTF8String] ?: "");
+}
+
+jsi::Object convertNSDictionaryToJSIObject(jsi::Runtime &runtime, NSDictionary *value)
+{
+  jsi::Object result = jsi::Object(runtime);
+  for (NSString *k in value) {
+    result.setProperty(runtime, [k UTF8String], convertObjCObjectToJSIValue(runtime, value[k]));
+  }
+  return result;
+}
+
+jsi::Array convertNSArrayToJSIArray(jsi::Runtime &runtime, NSArray *value)
+{
+  jsi::Array result = jsi::Array(runtime, value.count);
+  for (size_t i = 0; i < value.count; i++) {
+    result.setValueAtIndex(runtime, i, convertObjCObjectToJSIValue(runtime, value[i]));
+  }
+  return result;
+}
+
+jsi::Value convertObjCObjectToJSIValue(jsi::Runtime &runtime, id value)
+{
+  if (value == nil) {
+    return jsi::Value::undefined();
+  } else if ([value isKindOfClass:[NSString class]]) {
+    return convertNSStringToJSIString(runtime, (NSString *)value);
+  } else if ([value isKindOfClass:[NSNumber class]]) {
+    if ([value isKindOfClass:[@YES class]]) {
+      return convertNSNumberToJSIBoolean(runtime, (NSNumber *)value);
+    }
+    return convertNSNumberToJSINumber(runtime, (NSNumber *)value);
+  } else if ([value isKindOfClass:[NSDictionary class]]) {
+    return convertNSDictionaryToJSIObject(runtime, (NSDictionary *)value);
+  } else if ([value isKindOfClass:[NSArray class]]) {
+    return convertNSArrayToJSIArray(runtime, (NSArray *)value);
+  } else if (value == (id)kCFNull) {
+    return jsi::Value::null();
+  }
+  return jsi::Value::undefined();
+}
+
+NSString *convertJSIStringToNSString(jsi::Runtime &runtime, const jsi::String &value)
+{
+  return [NSString stringWithUTF8String:value.utf8(runtime).c_str()];
+}
+
+NSArray* convertJSICStyleArrayToNSArray(jsi::Runtime &runtime, const jsi::Value* array, size_t length, std::shared_ptr<CallInvoker> jsInvoker) {
+  if (length == 0) return @[];
+  NSMutableArray *result = [NSMutableArray new];
+  for (size_t i = 0; i < length; i++) {
+    // Insert kCFNull when it's `undefined` value to preserve the indices.
+    [result
+     addObject:convertJSIValueToObjCObject(runtime, array[i], jsInvoker) ?: (id)kCFNull];
+  }
+  return [result copy];
+}
+
+jsi::Value* convertNSArrayToJSICStyleArray(jsi::Runtime &runtime, NSArray* array) {
+  auto result = new jsi::Value[array.count];
+  for (size_t i = 0; i < array.count; i++) {
+    result[i] = convertObjCObjectToJSIValue(runtime, array[i]);
+  }
+  return result;
+}
+
+NSArray* convertJSIArrayToNSArray(jsi::Runtime &runtime, const jsi::Array &value, std::shared_ptr<CallInvoker> jsInvoker)
+{
+  size_t size = value.size(runtime);
+  NSMutableArray *result = [NSMutableArray new];
+  for (size_t i = 0; i < size; i++) {
+    // Insert kCFNull when it's `undefined` value to preserve the indices.
+    [result
+     addObject:convertJSIValueToObjCObject(runtime, value.getValueAtIndex(runtime, i), jsInvoker) ?: (id)kCFNull];
+  }
+  return [result copy];
+}
+
+NSDictionary* convertJSIObjectToNSDictionary(jsi::Runtime &runtime, const jsi::Object &value, std::shared_ptr<CallInvoker> jsInvoker)
+{
+  jsi::Array propertyNames = value.getPropertyNames(runtime);
+  size_t size = propertyNames.size(runtime);
+  NSMutableDictionary *result = [NSMutableDictionary new];
+  for (size_t i = 0; i < size; i++) {
+    jsi::String name = propertyNames.getValueAtIndex(runtime, i).getString(runtime);
+    NSString *k = convertJSIStringToNSString(runtime, name);
+    id v = convertJSIValueToObjCObject(runtime, value.getProperty(runtime, name), jsInvoker);
+    if (v) {
+      result[k] = v;
+    }
+  }
+  return [result copy];
+}
+
+id convertJSIValueToObjCObject(jsi::Runtime &runtime, const jsi::Value &value, std::shared_ptr<CallInvoker> jsInvoker)
+{
+  if (value.isUndefined() || value.isNull()) {
+    return nil;
+  }
+  if (value.isBool()) {
+    return @(value.getBool());
+  }
+  if (value.isNumber()) {
+    return @(value.getNumber());
+  }
+  if (value.isString()) {
+    return convertJSIStringToNSString(runtime, value.getString(runtime));
+  }
+  if (value.isObject()) {
+    jsi::Object o = value.getObject(runtime);
+    if (o.isArray(runtime)) {
+      return convertJSIArrayToNSArray(runtime, o.getArray(runtime), jsInvoker);
+    }
+    if (o.isFunction(runtime)) {
+      return convertJSIFunctionToCallback(runtime, std::move(o.getFunction(runtime)), jsInvoker);
+    }
+    return convertJSIObjectToNSDictionary(runtime, o, jsInvoker);
+  }
+  
+  throw std::runtime_error("Unsupported jsi::jsi::Value kind");
+}
+
+RCTResponseSenderBlock convertJSIFunctionToCallback(jsi::Runtime &runtime, const jsi::Function &value, std::shared_ptr<CallInvoker> jsInvoker)
+{
+  auto weakWrapper = CallbackWrapper::createWeak(value.getFunction(runtime), runtime, jsInvoker);
+  BOOL __block wrapperWasCalled = NO;
+  RCTResponseSenderBlock callback = ^(NSArray *responses) {
+    if (wrapperWasCalled) {
+      throw std::runtime_error("callback arg cannot be called more than once");
+    }
+    
+    auto strongWrapper = weakWrapper.lock();
+    if (!strongWrapper) {
+      return;
+    }
+    
+    strongWrapper->jsInvoker().invokeAsync([weakWrapper, responses]() {
+      auto strongWrapper2 = weakWrapper.lock();
+      if (!strongWrapper2) {
+        return;
+      }
+      
+      const jsi::Value* args = convertNSArrayToJSICStyleArray(strongWrapper2->runtime(), responses);
+      strongWrapper2->callback().call(strongWrapper2->runtime(), args, static_cast<size_t>(responses.count));
+      strongWrapper2->destroy();
+      delete[] args;
+    });
+    
+    wrapperWasCalled = YES;
+  };
+  
+  if (RCTTurboModuleBlockCopyEnabled()) {
+    return [callback copy];
+  }
+  
+  return callback;
+}
--- a/Utils/RCTBridge+runOnJS.h
+++ b/Utils/RCTBridge+runOnJS.h
@@ -0,0 +1,18 @@
+//
+//  RCTBridge+runOnJS.h
+//  VisionCamera
+//
+//  Created by Marc Rousavy on 23.03.21.
+//  Copyright © 2021 Facebook. All rights reserved.
+//
+
+#pragma once
+
+#import <Foundation/Foundation.h>
+#import <React/RCTBridge.h>
+
+@interface RCTBridge (RunOnJS)
+
+- (void) runOnJS:(void (^)(void))block NS_SWIFT_NAME( runOnJS(_:) );
+
+@end
--- a/Utils/RCTBridge+runOnJS.mm
+++ b/Utils/RCTBridge+runOnJS.mm
@@ -0,0 +1,23 @@
+//
+//  RCTBridge+runOnJS.mm
+//  VisionCamera
+//
+//  Created by Marc Rousavy on 23.03.21.
+//  Copyright © 2021 Facebook. All rights reserved.
+//
+
+#import "RCTBridge+runOnJS.h"
+#import <Foundation/Foundation.h>
+#import <React/RCTBridge.h>
+#import <ReactCommon/RCTTurboModule.h>
+
+@implementation RCTBridge (RunOnJS)
+
+- (void) runOnJS:(void (^)())block {
+  auto callInvoker = [self jsCallInvoker];
+  callInvoker->invokeAsync([block]() {
+    block();
+  });
+}
+
+@end
--- a/ios/RecordingSession.swift
+++ b/ios/RecordingSession.swift
@@ -0,0 +1,135 @@
+//
+//  RecordingSession.swift
+//  VisionCamera
+//
+//  Created by Marc Rousavy on 01.05.21.
+//  Copyright © 2021 Facebook. All rights reserved.
+//
+
+import AVFoundation
+import Foundation
+
+// MARK: - BufferType
+
+enum BufferType {
+  case audio
+  case video
+}
+
+// MARK: - RecordingSession
+
+class RecordingSession {
+  private let assetWriter: AVAssetWriter
+  private let audioWriter: AVAssetWriterInput
+  private let videoWriter: AVAssetWriterInput
+  private let bufferAdaptor: AVAssetWriterInputPixelBufferAdaptor
+  private let completionHandler: (AVAssetWriter.Status, Error?) -> Void
+
+  private let initialTimestamp: CMTime
+  private var latestTimestamp: CMTime?
+  private var hasWrittenFirstVideoFrame = false
+
+  var url: URL {
+    return assetWriter.outputURL
+  }
+
+  var duration: Double {
+    guard let latestTimestamp = latestTimestamp else {
+      return 0.0
+    }
+    return (latestTimestamp - initialTimestamp).seconds
+  }
+
+  init(url: URL,
+       fileType: AVFileType,
+       videoSettings: [String: Any],
+       audioSettings: [String: Any],
+       isVideoMirrored: Bool,
+       completion: @escaping (AVAssetWriter.Status, Error?) -> Void) throws {
+    do {
+      assetWriter = try AVAssetWriter(outputURL: url, fileType: fileType)
+      audioWriter = AVAssetWriterInput(mediaType: .audio, outputSettings: audioSettings)
+      videoWriter = AVAssetWriterInput(mediaType: .video, outputSettings: videoSettings)
+      completionHandler = completion
+    } catch let error as NSError {
+      throw CameraError.capture(.createRecorderError(message: error.description))
+    }
+
+    audioWriter.expectsMediaDataInRealTime = true
+    videoWriter.expectsMediaDataInRealTime = true
+    if isVideoMirrored {
+      videoWriter.transform = CGAffineTransform(rotationAngle: -(.pi / 2))
+    } else {
+      videoWriter.transform = CGAffineTransform(rotationAngle: .pi / 2)
+    }
+
+    bufferAdaptor = AVAssetWriterInputPixelBufferAdaptor(assetWriterInput: videoWriter, withVideoSettings: videoSettings)
+
+    assetWriter.add(videoWriter)
+    assetWriter.add(audioWriter)
+
+    assetWriter.startWriting()
+    initialTimestamp = CMTime(seconds: CACurrentMediaTime(), preferredTimescale: 1_000_000_000)
+    assetWriter.startSession(atSourceTime: initialTimestamp)
+    ReactLogger.log(level: .info, message: "Initialized Video and Audio AssetWriter.")
+  }
+
+  deinit {
+    if assetWriter.status == .writing {
+      ReactLogger.log(level: .info, message: "Cancelling AssetWriter...")
+      assetWriter.cancelWriting()
+    }
+  }
+
+  func appendBuffer(_ buffer: CMSampleBuffer, type bufferType: BufferType) {
+    if !CMSampleBufferDataIsReady(buffer) {
+      return
+    }
+
+    let timestamp = CMSampleBufferGetPresentationTimeStamp(buffer)
+    latestTimestamp = timestamp
+
+    switch bufferType {
+    case .video:
+      if !videoWriter.isReadyForMoreMediaData {
+        ReactLogger.log(level: .warning, message: "The Video AVAssetWriterInput was not ready for more data! Is your frame rate too high?")
+        return
+      }
+      guard let imageBuffer = CMSampleBufferGetImageBuffer(buffer) else {
+        ReactLogger.log(level: .error, message: "Failed to get the CVImageBuffer!")
+        return
+      }
+      bufferAdaptor.append(imageBuffer, withPresentationTime: timestamp)
+      if !hasWrittenFirstVideoFrame {
+        hasWrittenFirstVideoFrame = true
+        ReactLogger.log(level: .warning, message: "VideoWriter: First frame arrived \((timestamp - initialTimestamp).seconds) seconds late.")
+      }
+    case .audio:
+      if !audioWriter.isReadyForMoreMediaData {
+        return
+      }
+      if !hasWrittenFirstVideoFrame {
+        // first video frame has not been written yet, so skip this audio frame.
+        return
+      }
+      audioWriter.append(buffer)
+    }
+
+    if assetWriter.status == .failed {
+      // TODO: Should I call the completion handler or is this instance still valid?
+      ReactLogger.log(level: .error, message: "AssetWriter failed to write buffer! Error: \(assetWriter.error?.localizedDescription ?? "none")")
+    }
+  }
+
+  func finish() {
+    ReactLogger.log(level: .info, message: "Finishing Recording with AssetWriter status \"\(assetWriter.status.descriptor)\"...")
+    if assetWriter.status == .writing {
+      videoWriter.markAsFinished()
+      assetWriter.finishWriting {
+        self.completionHandler(self.assetWriter.status, self.assetWriter.error)
+      }
+    } else {
+      completionHandler(assetWriter.status, assetWriter.error)
+    }
+  }
+}
--- a/ios/VideoCaptureDelegate.swift
+++ b/ios/VideoCaptureDelegate.swift
@@ -1,44 +0,0 @@
-//
-//  VideoCaptureDelegate.swift
-//  Cuvent
-//
-//  Created by Marc Rousavy on 14.01.21.
-//  Copyright © 2021 Facebook. All rights reserved.
-//
-
-import AVFoundation
-
-// Functions like `startRecording(delegate: ...)` only maintain a weak reference on the delegates to prevent memory leaks.
-// In our use case, we exit from the function which will deinit our recording delegate since no other references are being held.
-// That's why we're keeping a strong reference to the delegate by appending it to the `delegateReferences` list and removing it
-// once the delegate has been triggered once.
-private var delegateReferences: [NSObject] = []
-
-// MARK: - RecordingDelegateWithCallback
-
-class RecordingDelegateWithCallback: NSObject, AVCaptureFileOutputRecordingDelegate {
-  init(callback: @escaping RCTResponseSenderBlock, resetTorchMode: @escaping () -> Void) {
-    self.callback = callback
-    self.resetTorchMode = resetTorchMode
-    super.init()
-    delegateReferences.append(self)
-  }
-
-  func fileOutput(_ output: AVCaptureFileOutput, didFinishRecordingTo outputFileURL: URL, from _: [AVCaptureConnection], error: Error?) {
-    defer {
-      self.resetTorchMode()
-      delegateReferences.removeAll(where: { $0 == self })
-    }
-    if let error = error as NSError? {
-      return callback([NSNull(), makeReactError(.capture(.unknown(message: error.description)), cause: error)])
-    }
-
-    let seconds = CMTimeGetSeconds(output.recordedDuration)
-    return callback([["path": outputFileURL.absoluteString, "duration": seconds, "size": output.recordedFileSize], NSNull()])
-  }
-
-  // MARK: Private
-
-  private let callback: RCTResponseSenderBlock // (video?, error?) => void
-  private let resetTorchMode: () -> Void
-}
--- a/ios/VisionCamera.xcodeproj/project.pbxproj
+++ b/ios/VisionCamera.xcodeproj/project.pbxproj
@@ -7,13 +7,17 @@
 	objects = {

 /* Begin PBXBuildFile section */
+		B80C0E00260BDDF7001699AB /* FrameProcessorPluginRegistry.mm in Sources */ = {isa = PBXBuildFile; fileRef = B80C0DFF260BDDF7001699AB /* FrameProcessorPluginRegistry.mm */; };
+		B8103E1C25FF553B007A1684 /* FrameProcessorUtils.mm in Sources */ = {isa = PBXBuildFile; fileRef = B8103E1B25FF553B007A1684 /* FrameProcessorUtils.mm */; };
+		B82FBA962614B69D00909718 /* RCTBridge+runOnJS.mm in Sources */ = {isa = PBXBuildFile; fileRef = B82FBA952614B69D00909718 /* RCTBridge+runOnJS.mm */; };
+		B84760A62608EE7C004C3180 /* FrameHostObject.mm in Sources */ = {isa = PBXBuildFile; fileRef = B84760A52608EE7C004C3180 /* FrameHostObject.mm */; };
+		B84760DF2608F57D004C3180 /* CameraQueues.swift in Sources */ = {isa = PBXBuildFile; fileRef = B84760DE2608F57D004C3180 /* CameraQueues.swift */; };
 		B86DC971260E2D5200FB17B2 /* AVAudioSession+trySetAllowHaptics.swift in Sources */ = {isa = PBXBuildFile; fileRef = B86DC970260E2D5200FB17B2 /* AVAudioSession+trySetAllowHaptics.swift */; };
 		B86DC974260E310600FB17B2 /* CameraView+AVAudioSession.swift in Sources */ = {isa = PBXBuildFile; fileRef = B86DC973260E310600FB17B2 /* CameraView+AVAudioSession.swift */; };
 		B86DC977260E315100FB17B2 /* CameraView+AVCaptureSession.swift in Sources */ = {isa = PBXBuildFile; fileRef = B86DC976260E315100FB17B2 /* CameraView+AVCaptureSession.swift */; };
 		B887518525E0102000DB86D6 /* PhotoCaptureDelegate.swift in Sources */ = {isa = PBXBuildFile; fileRef = B887515C25E0102000DB86D6 /* PhotoCaptureDelegate.swift */; };
 		B887518625E0102000DB86D6 /* CameraView+RecordVideo.swift in Sources */ = {isa = PBXBuildFile; fileRef = B887515D25E0102000DB86D6 /* CameraView+RecordVideo.swift */; };
 		B887518725E0102000DB86D6 /* CameraViewManager.m in Sources */ = {isa = PBXBuildFile; fileRef = B887515F25E0102000DB86D6 /* CameraViewManager.m */; };
-		B887518825E0102000DB86D6 /* VideoCaptureDelegate.swift in Sources */ = {isa = PBXBuildFile; fileRef = B887516025E0102000DB86D6 /* VideoCaptureDelegate.swift */; };
 		B887518925E0102000DB86D6 /* Collection+safe.swift in Sources */ = {isa = PBXBuildFile; fileRef = B887516225E0102000DB86D6 /* Collection+safe.swift */; };
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 		B887518B25E0102000DB86D6 /* AVCaptureDevice.Format+isBetterThan.swift in Sources */ = {isa = PBXBuildFile; fileRef = B887516425E0102000DB86D6 /* AVCaptureDevice.Format+isBetterThan.swift */; };
@@ -23,7 +27,7 @@
 		B887518F25E0102000DB86D6 /* AVCapturePhotoOutput+mirror.swift in Sources */ = {isa = PBXBuildFile; fileRef = B887516825E0102000DB86D6 /* AVCapturePhotoOutput+mirror.swift */; };
 		B887519025E0102000DB86D6 /* AVCaptureDevice.Format+matchesFilter.swift in Sources */ = {isa = PBXBuildFile; fileRef = B887516925E0102000DB86D6 /* AVCaptureDevice.Format+matchesFilter.swift */; };
 		B887519125E0102000DB86D6 /* AVCaptureDevice.Format+toDictionary.swift in Sources */ = {isa = PBXBuildFile; fileRef = B887516A25E0102000DB86D6 /* AVCaptureDevice.Format+toDictionary.swift */; };
-		B887519225E0102000DB86D6 /* AVCaptureMovieFileOutput+mirror.swift in Sources */ = {isa = PBXBuildFile; fileRef = B887516B25E0102000DB86D6 /* AVCaptureMovieFileOutput+mirror.swift */; };
+		B887519225E0102000DB86D6 /* AVCaptureVideoDataOutput+mirror.swift in Sources */ = {isa = PBXBuildFile; fileRef = B887516B25E0102000DB86D6 /* AVCaptureVideoDataOutput+mirror.swift */; };
 		B887519425E0102000DB86D6 /* MakeReactError.swift in Sources */ = {isa = PBXBuildFile; fileRef = B887516E25E0102000DB86D6 /* MakeReactError.swift */; };
 		B887519525E0102000DB86D6 /* ReactLogger.swift in Sources */ = {isa = PBXBuildFile; fileRef = B887516F25E0102000DB86D6 /* ReactLogger.swift */; };
 		B887519625E0102000DB86D6 /* Promise.swift in Sources */ = {isa = PBXBuildFile; fileRef = B887517025E0102000DB86D6 /* Promise.swift */; };
@@ -45,6 +49,12 @@
 		B88751A725E0102000DB86D6 /* CameraView+Zoom.swift in Sources */ = {isa = PBXBuildFile; fileRef = B887518225E0102000DB86D6 /* CameraView+Zoom.swift */; };
 		B88751A825E0102000DB86D6 /* CameraError.swift in Sources */ = {isa = PBXBuildFile; fileRef = B887518325E0102000DB86D6 /* CameraError.swift */; };
 		B88751A925E0102000DB86D6 /* CameraView.swift in Sources */ = {isa = PBXBuildFile; fileRef = B887518425E0102000DB86D6 /* CameraView.swift */; };
+		B8994E6C263F03E100069589 /* JSIUtils.mm in Sources */ = {isa = PBXBuildFile; fileRef = B8994E6B263F03E100069589 /* JSIUtils.mm */; };
+		B8A751D82609E4B30011C623 /* FrameProcessorRuntimeManager.mm in Sources */ = {isa = PBXBuildFile; fileRef = B8A751D72609E4B30011C623 /* FrameProcessorRuntimeManager.mm */; };
+		B8D22CDC2642DB4D00234472 /* AVAssetWriterInputPixelBufferAdaptor+initWithVideoSettings.swift in Sources */ = {isa = PBXBuildFile; fileRef = B8D22CDB2642DB4D00234472 /* AVAssetWriterInputPixelBufferAdaptor+initWithVideoSettings.swift */; };
+		B8DB3BC8263DC28C004C18D7 /* AVAssetWriter.Status+descriptor.swift in Sources */ = {isa = PBXBuildFile; fileRef = B8DB3BC7263DC28C004C18D7 /* AVAssetWriter.Status+descriptor.swift */; };
+		B8DB3BCA263DC4D8004C18D7 /* RecordingSession.swift in Sources */ = {isa = PBXBuildFile; fileRef = B8DB3BC9263DC4D8004C18D7 /* RecordingSession.swift */; };
+		B8DB3BCC263DC97E004C18D7 /* AVFileType+descriptor.swift in Sources */ = {isa = PBXBuildFile; fileRef = B8DB3BCB263DC97E004C18D7 /* AVFileType+descriptor.swift */; };
 /* End PBXBuildFile section */

 /* Begin PBXCopyFilesBuildPhase section */
@@ -61,6 +71,18 @@

 /* Begin PBXFileReference section */
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+		B80C0DFE260BDD97001699AB /* FrameProcessorPluginRegistry.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = FrameProcessorPluginRegistry.h; sourceTree = "<group>"; };
+		B80C0DFF260BDDF7001699AB /* FrameProcessorPluginRegistry.mm */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.cpp.objcpp; path = FrameProcessorPluginRegistry.mm; sourceTree = "<group>"; };
+		B80D67A825FA25380008FE8D /* FrameProcessorCallback.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = FrameProcessorCallback.h; sourceTree = "<group>"; };
+		B8103E1B25FF553B007A1684 /* FrameProcessorUtils.mm */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.cpp.objcpp; path = FrameProcessorUtils.mm; sourceTree = "<group>"; };
+		B8103E1E25FF5550007A1684 /* FrameProcessorUtils.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = FrameProcessorUtils.h; sourceTree = "<group>"; };
+		B8103E5725FF56F0007A1684 /* Frame.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = Frame.h; sourceTree = "<group>"; };
+		B81D41EF263C86F900B041FD /* JSIUtils.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = JSIUtils.h; sourceTree = "<group>"; };
+		B82FBA942614B69D00909718 /* RCTBridge+runOnJS.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = "RCTBridge+runOnJS.h"; sourceTree = "<group>"; };
+		B82FBA952614B69D00909718 /* RCTBridge+runOnJS.mm */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.objcpp; path = "RCTBridge+runOnJS.mm"; sourceTree = "<group>"; };
+		B84760A22608EE38004C3180 /* FrameHostObject.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = FrameHostObject.h; sourceTree = "<group>"; };
+		B84760A52608EE7C004C3180 /* FrameHostObject.mm */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.cpp.objcpp; path = FrameHostObject.mm; sourceTree = "<group>"; };
+		B84760DE2608F57D004C3180 /* CameraQueues.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = CameraQueues.swift; sourceTree = "<group>"; };
 		B86DC970260E2D5200FB17B2 /* AVAudioSession+trySetAllowHaptics.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = "AVAudioSession+trySetAllowHaptics.swift"; sourceTree = "<group>"; };
 		B86DC973260E310600FB17B2 /* CameraView+AVAudioSession.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = "CameraView+AVAudioSession.swift"; sourceTree = "<group>"; };
 		B86DC976260E315100FB17B2 /* CameraView+AVCaptureSession.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = "CameraView+AVCaptureSession.swift"; sourceTree = "<group>"; };
@@ -68,7 +90,6 @@
 		B887515D25E0102000DB86D6 /* CameraView+RecordVideo.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = "CameraView+RecordVideo.swift"; sourceTree = "<group>"; };
 		B887515E25E0102000DB86D6 /* CameraBridge.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = CameraBridge.h; sourceTree = "<group>"; };
 		B887515F25E0102000DB86D6 /* CameraViewManager.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = CameraViewManager.m; sourceTree = "<group>"; };
-		B887516025E0102000DB86D6 /* VideoCaptureDelegate.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = VideoCaptureDelegate.swift; sourceTree = "<group>"; };
 		B887516225E0102000DB86D6 /* Collection+safe.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = "Collection+safe.swift"; sourceTree = "<group>"; };
 		B887516325E0102000DB86D6 /* AVCaptureDevice+neutralZoom.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = "AVCaptureDevice+neutralZoom.swift"; sourceTree = "<group>"; };
 		B887516425E0102000DB86D6 /* AVCaptureDevice.Format+isBetterThan.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = "AVCaptureDevice.Format+isBetterThan.swift"; sourceTree = "<group>"; };
@@ -78,7 +99,7 @@
 		B887516825E0102000DB86D6 /* AVCapturePhotoOutput+mirror.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = "AVCapturePhotoOutput+mirror.swift"; sourceTree = "<group>"; };
 		B887516925E0102000DB86D6 /* AVCaptureDevice.Format+matchesFilter.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = "AVCaptureDevice.Format+matchesFilter.swift"; sourceTree = "<group>"; };
 		B887516A25E0102000DB86D6 /* AVCaptureDevice.Format+toDictionary.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = "AVCaptureDevice.Format+toDictionary.swift"; sourceTree = "<group>"; };
-		B887516B25E0102000DB86D6 /* AVCaptureMovieFileOutput+mirror.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = "AVCaptureMovieFileOutput+mirror.swift"; sourceTree = "<group>"; };
+		B887516B25E0102000DB86D6 /* AVCaptureVideoDataOutput+mirror.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = "AVCaptureVideoDataOutput+mirror.swift"; sourceTree = "<group>"; };
 		B887516E25E0102000DB86D6 /* MakeReactError.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = MakeReactError.swift; sourceTree = "<group>"; };
 		B887516F25E0102000DB86D6 /* ReactLogger.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = ReactLogger.swift; sourceTree = "<group>"; };
 		B887517025E0102000DB86D6 /* Promise.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = Promise.swift; sourceTree = "<group>"; };
@@ -100,6 +121,16 @@
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 		B887518325E0102000DB86D6 /* CameraError.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = CameraError.swift; sourceTree = "<group>"; };
 		B887518425E0102000DB86D6 /* CameraView.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = CameraView.swift; sourceTree = "<group>"; };
+		B88873E5263D46C7008B1D0E /* FrameProcessorPlugin.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = FrameProcessorPlugin.h; sourceTree = "<group>"; };
+		B8994E6B263F03E100069589 /* JSIUtils.mm */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.cpp.objcpp; path = JSIUtils.mm; sourceTree = "<group>"; };
+		B8A751D62609E4980011C623 /* FrameProcessorRuntimeManager.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = FrameProcessorRuntimeManager.h; sourceTree = "<group>"; };
+		B8A751D72609E4B30011C623 /* FrameProcessorRuntimeManager.mm */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.cpp.objcpp; path = FrameProcessorRuntimeManager.mm; sourceTree = "<group>"; };
+		B8D22CDB2642DB4D00234472 /* AVAssetWriterInputPixelBufferAdaptor+initWithVideoSettings.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = "AVAssetWriterInputPixelBufferAdaptor+initWithVideoSettings.swift"; sourceTree = "<group>"; };
+		B8DB3BC7263DC28C004C18D7 /* AVAssetWriter.Status+descriptor.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = "AVAssetWriter.Status+descriptor.swift"; sourceTree = "<group>"; };
+		B8DB3BC9263DC4D8004C18D7 /* RecordingSession.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = RecordingSession.swift; sourceTree = "<group>"; };
+		B8DB3BCB263DC97E004C18D7 /* AVFileType+descriptor.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = "AVFileType+descriptor.swift"; sourceTree = "<group>"; };
+		B8DCF09125EA7BEE00EA5C72 /* SpeedChecker.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = SpeedChecker.h; sourceTree = "<group>"; };
+		B8DCF14425EA817D00EA5C72 /* MakeJSIRuntime.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = MakeJSIRuntime.h; sourceTree = "<group>"; };
 /* End PBXFileReference section */

 /* Begin PBXFrameworksBuildPhase section */
@@ -124,7 +155,9 @@
 		58B511D21A9E6C8500147676 = {
 			isa = PBXGroup;
 			children = (
+				B8DCF2D725EA940700EA5C72 /* Frame Processor */,
 				B887515E25E0102000DB86D6 /* CameraBridge.h */,
+				B84760DE2608F57D004C3180 /* CameraQueues.swift */,
 				B887518325E0102000DB86D6 /* CameraError.swift */,
 				B887518425E0102000DB86D6 /* CameraView.swift */,
 				B86DC976260E315100FB17B2 /* CameraView+AVCaptureSession.swift */,
@@ -135,11 +168,12 @@
 				B887518225E0102000DB86D6 /* CameraView+Zoom.swift */,
 				B887515F25E0102000DB86D6 /* CameraViewManager.m */,
 				B887518125E0102000DB86D6 /* CameraViewManager.swift */,
+				B8DB3BC9263DC4D8004C18D7 /* RecordingSession.swift */,
+				B8DCF08F25EA7BEE00EA5C72 /* cpp */,
 				B887516125E0102000DB86D6 /* Extensions */,
 				B887517225E0102000DB86D6 /* Parsers */,
 				B887515C25E0102000DB86D6 /* PhotoCaptureDelegate.swift */,
 				B887516D25E0102000DB86D6 /* React Utils */,
-				B887516025E0102000DB86D6 /* VideoCaptureDelegate.swift */,
 				134814211AA4EA7D00B7C361 /* Products */,
 			);
 			sourceTree = "<group>";
@@ -147,6 +181,7 @@
 		B887516125E0102000DB86D6 /* Extensions */ = {
 			isa = PBXGroup;
 			children = (
+				B8D22CDB2642DB4D00234472 /* AVAssetWriterInputPixelBufferAdaptor+initWithVideoSettings.swift */,
 				B86DC970260E2D5200FB17B2 /* AVAudioSession+trySetAllowHaptics.swift */,
 				B887516325E0102000DB86D6 /* AVCaptureDevice+neutralZoom.swift */,
 				B887516425E0102000DB86D6 /* AVCaptureDevice.Format+isBetterThan.swift */,
@@ -156,7 +191,7 @@
 				B887516825E0102000DB86D6 /* AVCapturePhotoOutput+mirror.swift */,
 				B887516925E0102000DB86D6 /* AVCaptureDevice.Format+matchesFilter.swift */,
 				B887516A25E0102000DB86D6 /* AVCaptureDevice.Format+toDictionary.swift */,
-				B887516B25E0102000DB86D6 /* AVCaptureMovieFileOutput+mirror.swift */,
+				B887516B25E0102000DB86D6 /* AVCaptureVideoDataOutput+mirror.swift */,
 				B887516225E0102000DB86D6 /* Collection+safe.swift */,
 			);
 			path = Extensions;
@@ -168,6 +203,10 @@
 				B887516E25E0102000DB86D6 /* MakeReactError.swift */,
 				B887516F25E0102000DB86D6 /* ReactLogger.swift */,
 				B887517025E0102000DB86D6 /* Promise.swift */,
+				B82FBA942614B69D00909718 /* RCTBridge+runOnJS.h */,
+				B82FBA952614B69D00909718 /* RCTBridge+runOnJS.mm */,
+				B81D41EF263C86F900B041FD /* JSIUtils.h */,
+				B8994E6B263F03E100069589 /* JSIUtils.mm */,
 			);
 			path = "React Utils";
 			sourceTree = "<group>";
@@ -176,6 +215,7 @@
 			isa = PBXGroup;
 			children = (
 				B887517325E0102000DB86D6 /* EnumParserError.swift */,
+				B8DB3BC7263DC28C004C18D7 /* AVAssetWriter.Status+descriptor.swift */,
 				B887517425E0102000DB86D6 /* AVCaptureVideoStabilizationMode+descriptor.swift */,
 				B887517525E0102000DB86D6 /* AVVideoCodecType+descriptor.swift */,
 				B887517625E0102000DB86D6 /* AVCaptureSession.Preset+descriptor.swift */,
@@ -187,10 +227,39 @@
 				B887517D25E0102000DB86D6 /* AVCaptureColorSpace+descriptor.swift */,
 				B887517E25E0102000DB86D6 /* AVCaptureDevice.FlashMode+descriptor.swift */,
 				B887517F25E0102000DB86D6 /* AVCaptureDevice.Format.AutoFocusSystem+descriptor.swift */,
+				B8DB3BCB263DC97E004C18D7 /* AVFileType+descriptor.swift */,
 			);
 			path = Parsers;
 			sourceTree = "<group>";
 		};
+		B8DCF08F25EA7BEE00EA5C72 /* cpp */ = {
+			isa = PBXGroup;
+			children = (
+				B8DCF14425EA817D00EA5C72 /* MakeJSIRuntime.h */,
+				B8DCF09125EA7BEE00EA5C72 /* SpeedChecker.h */,
+			);
+			name = cpp;
+			path = ../cpp;
+			sourceTree = "<group>";
+		};
+		B8DCF2D725EA940700EA5C72 /* Frame Processor */ = {
+			isa = PBXGroup;
+			children = (
+				B80D67A825FA25380008FE8D /* FrameProcessorCallback.h */,
+				B8103E1E25FF5550007A1684 /* FrameProcessorUtils.h */,
+				B8103E1B25FF553B007A1684 /* FrameProcessorUtils.mm */,
+				B8103E5725FF56F0007A1684 /* Frame.h */,
+				B84760A22608EE38004C3180 /* FrameHostObject.h */,
+				B84760A52608EE7C004C3180 /* FrameHostObject.mm */,
+				B8A751D62609E4980011C623 /* FrameProcessorRuntimeManager.h */,
+				B8A751D72609E4B30011C623 /* FrameProcessorRuntimeManager.mm */,
+				B80C0DFE260BDD97001699AB /* FrameProcessorPluginRegistry.h */,
+				B80C0DFF260BDDF7001699AB /* FrameProcessorPluginRegistry.mm */,
+				B88873E5263D46C7008B1D0E /* FrameProcessorPlugin.h */,
+			);
+			path = "Frame Processor";
+			sourceTree = "<group>";
+		};
 /* End PBXGroup section */

 /* Begin PBXNativeTarget section */
@@ -198,8 +267,8 @@
 			isa = PBXNativeTarget;
 			buildConfigurationList = 58B511EF1A9E6C8500147676 /* Build configuration list for PBXNativeTarget "VisionCamera" */;
 			buildPhases = (
-				B81F6C7625E515810008974A /* Run SwiftLint */,
 				B80D6CAB25F770FE006F2CB7 /* Run SwiftFormat */,
+				B81F6C7625E515810008974A /* Run SwiftLint */,
 				58B511D71A9E6C8500147676 /* Sources */,
 				58B511D81A9E6C8500147676 /* Frameworks */,
 				58B511D91A9E6C8500147676 /* CopyFiles */,
@@ -291,6 +360,7 @@
 			files = (
 				B86DC974260E310600FB17B2 /* CameraView+AVAudioSession.swift in Sources */,
 				B887518625E0102000DB86D6 /* CameraView+RecordVideo.swift in Sources */,
+				B8DB3BCA263DC4D8004C18D7 /* RecordingSession.swift in Sources */,
 				B88751A225E0102000DB86D6 /* AVCaptureColorSpace+descriptor.swift in Sources */,
 				B887518925E0102000DB86D6 /* Collection+safe.swift in Sources */,
 				B887519125E0102000DB86D6 /* AVCaptureDevice.Format+toDictionary.swift in Sources */,
@@ -299,6 +369,7 @@
 				B887518C25E0102000DB86D6 /* AVCaptureDevice+isMultiCam.swift in Sources */,
 				B887518D25E0102000DB86D6 /* AVCaptureDevice+physicalDevices.swift in Sources */,
 				B887519625E0102000DB86D6 /* Promise.swift in Sources */,
+				B8DB3BC8263DC28C004C18D7 /* AVAssetWriter.Status+descriptor.swift in Sources */,
 				B887518725E0102000DB86D6 /* CameraViewManager.m in Sources */,
 				B88751A925E0102000DB86D6 /* CameraView.swift in Sources */,
 				B887519925E0102000DB86D6 /* AVCaptureVideoStabilizationMode+descriptor.swift in Sources */,
@@ -308,25 +379,33 @@
 				B88751A725E0102000DB86D6 /* CameraView+Zoom.swift in Sources */,
 				B887518525E0102000DB86D6 /* PhotoCaptureDelegate.swift in Sources */,
 				B887518B25E0102000DB86D6 /* AVCaptureDevice.Format+isBetterThan.swift in Sources */,
+				B84760A62608EE7C004C3180 /* FrameHostObject.mm in Sources */,
+				B8103E1C25FF553B007A1684 /* FrameProcessorUtils.mm in Sources */,
 				B887518E25E0102000DB86D6 /* AVFrameRateRange+includes.swift in Sources */,
 				B88751A125E0102000DB86D6 /* AVCaptureDevice.Position+descriptor.swift in Sources */,
 				B86DC977260E315100FB17B2 /* CameraView+AVCaptureSession.swift in Sources */,
 				B887518A25E0102000DB86D6 /* AVCaptureDevice+neutralZoom.swift in Sources */,
 				B88751A325E0102000DB86D6 /* AVCaptureDevice.FlashMode+descriptor.swift in Sources */,
+				B8A751D82609E4B30011C623 /* FrameProcessorRuntimeManager.mm in Sources */,
 				B887519A25E0102000DB86D6 /* AVVideoCodecType+descriptor.swift in Sources */,
 				B88751A825E0102000DB86D6 /* CameraError.swift in Sources */,
-				B887519225E0102000DB86D6 /* AVCaptureMovieFileOutput+mirror.swift in Sources */,
+				B887519225E0102000DB86D6 /* AVCaptureVideoDataOutput+mirror.swift in Sources */,
 				B88751A625E0102000DB86D6 /* CameraViewManager.swift in Sources */,
 				B887519F25E0102000DB86D6 /* AVCaptureDevice.DeviceType+descriptor.swift in Sources */,
+				B8D22CDC2642DB4D00234472 /* AVAssetWriterInputPixelBufferAdaptor+initWithVideoSettings.swift in Sources */,
+				B82FBA962614B69D00909718 /* RCTBridge+runOnJS.mm in Sources */,
+				B84760DF2608F57D004C3180 /* CameraQueues.swift in Sources */,
 				B887519025E0102000DB86D6 /* AVCaptureDevice.Format+matchesFilter.swift in Sources */,
 				B887518F25E0102000DB86D6 /* AVCapturePhotoOutput+mirror.swift in Sources */,
 				B88751A425E0102000DB86D6 /* AVCaptureDevice.Format.AutoFocusSystem+descriptor.swift in Sources */,
+				B8DB3BCC263DC97E004C18D7 /* AVFileType+descriptor.swift in Sources */,
 				B88751A025E0102000DB86D6 /* AVAuthorizationStatus+descriptor.swift in Sources */,
+				B80C0E00260BDDF7001699AB /* FrameProcessorPluginRegistry.mm in Sources */,
 				B887519C25E0102000DB86D6 /* AVCaptureDevice.TorchMode+descriptor.swift in Sources */,
+				B8994E6C263F03E100069589 /* JSIUtils.mm in Sources */,
 				B88751A525E0102000DB86D6 /* CameraView+Focus.swift in Sources */,
 				B86DC971260E2D5200FB17B2 /* AVAudioSession+trySetAllowHaptics.swift in Sources */,
 				B887519E25E0102000DB86D6 /* AVCapturePhotoOutput.QualityPrioritization+descriptor.swift in Sources */,
-				B887518825E0102000DB86D6 /* VideoCaptureDelegate.swift in Sources */,
 			);
 			runOnlyForDeploymentPostprocessing = 0;
 		};
@@ -436,6 +515,7 @@
 		58B511F01A9E6C8500147676 /* Debug */ = {
 			isa = XCBuildConfiguration;
 			buildSettings = {
+				DEFINES_MODULE = YES;
 				HEADER_SEARCH_PATHS = (
 					"$(inherited)",
 					/Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/include,
@@ -449,12 +529,14 @@
 				SWIFT_OBJC_BRIDGING_HEADER = CameraBridge.h;
 				SWIFT_OPTIMIZATION_LEVEL = "-Onone";
 				SWIFT_VERSION = 5.2;
+				USER_HEADER_SEARCH_PATHS = "\"$(SRCROOT)/../cpp\"/**";
 			};
 			name = Debug;
 		};
 		58B511F11A9E6C8500147676 /* Release */ = {
 			isa = XCBuildConfiguration;
 			buildSettings = {
+				DEFINES_MODULE = YES;
 				HEADER_SEARCH_PATHS = (
 					"$(inherited)",
 					/Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/include,
@@ -467,6 +549,7 @@
 				SKIP_INSTALL = YES;
 				SWIFT_OBJC_BRIDGING_HEADER = CameraBridge.h;
 				SWIFT_VERSION = 5.2;
+				USER_HEADER_SEARCH_PATHS = "\"$(SRCROOT)/../cpp\"/**";
 			};
 			name = Release;
 		};