Add iOS

ios/Extensions/AVFrameRateRange+includes.swift

@@ -0,0 +1,15 @@
+//
+//  AVFrameRateRange+includes.swift
+//  Cuvent
+//
+//  Created by Marc Rousavy on 15.01.21.
+//  Copyright © 2021 Facebook. All rights reserved.
+//
+
+import AVFoundation
+
+extension AVFrameRateRange {
+  func includes(fps: Double) -> Bool {
+    return fps >= minFrameRate && fps <= maxFrameRate
+  }
+}