feat: improve demo app and some optimizations for iOS

android/src/main/java/com/transparentvideo/TransparentVideoViewManager.java

@@ -2,6 +2,7 @@ package com.transparentvideo;
 
 import android.graphics.Color;
 import android.view.View;
+import android.view.ViewGroup;
 
 import androidx.annotation.NonNull;
 
@@ -14,6 +15,7 @@ import java.util.Dictionary;
 
 public class TransparentVideoViewManager extends SimpleViewManager<View> {
   public static final String REACT_CLASS = "TransparentVideoView";
+  private AlphaMovieView alphaMovieView;
 
   @Override
   @NonNull
@@ -29,6 +31,11 @@ public class TransparentVideoViewManager extends SimpleViewManager<View> {
 
   @ReactProp(name = "src")
   public void setSrc(View view, ReadableMap src) {
+    if (this.alphaMovieView == null) {
+      alphaMovieView = new AlphaMovieView(view.getContext(), null); //new ViewGroup.LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT, ViewGroup.LayoutParams.MATCH_PARENT));
+      alphaMovieView.setAutoPlayAfterResume(true);
+      alphaMovieView.setVideoByUrl(src.getString("uri"));
+    }
     view.setBackgroundColor(Color.BLUE);
   }
 }

example/ios/TransparentVideoExample.xcodeproj/project.pbxproj

@@ -145,7 +145,6 @@
 				8FF5F75A1315DCD7F71FC708 /* Pods-TransparentVideoExample-TransparentVideoExampleTests.debug.xcconfig */,
 				2A14A34D05389C0ADABA2876 /* Pods-TransparentVideoExample-TransparentVideoExampleTests.release.xcconfig */,
 			);
-			name = Pods;
 			path = Pods;
 			sourceTree = "<group>";
 		};
@@ -485,6 +484,7 @@
 				ASSETCATALOG_COMPILER_APPICON_NAME = AppIcon;
 				CLANG_ENABLE_MODULES = YES;
 				CURRENT_PROJECT_VERSION = 1;
+				DEVELOPMENT_TEAM = 37DHY4JC9T;
 				ENABLE_BITCODE = NO;
 				INFOPLIST_FILE = TransparentVideoExample/Info.plist;
 				LD_RUNPATH_SEARCH_PATHS = (
@@ -511,6 +511,7 @@
 				ASSETCATALOG_COMPILER_APPICON_NAME = AppIcon;
 				CLANG_ENABLE_MODULES = YES;
 				CURRENT_PROJECT_VERSION = 1;
+				DEVELOPMENT_TEAM = 37DHY4JC9T;
 				INFOPLIST_FILE = TransparentVideoExample/Info.plist;
 				LD_RUNPATH_SEARCH_PATHS = (
 					"$(inherited)",

example/src/App.tsx

@@ -3,8 +3,10 @@ import React, { useEffect, useState } from 'react';
 import { StyleSheet, View } from 'react-native';
 import TransparentVideo from 'react-native-transparent-video';
 
-const video1 = require('../assets/videos/background.mp4');
-const video2 = require('../assets/videos/playdoh-bat.mp4');
+const video1 = require('../assets/videos/1.mp4');
+const video2 = require('../assets/videos/2.mp4');
+const video3 = require('../assets/videos/3.mp4');
+const video4 = require('../assets/videos/4.mp4');
 
 export default () => {
   const [background, setBackground] = useState('blue');
@@ -31,6 +33,8 @@ export default () => {
     <View style={{ ...styles.container, ...{ backgroundColor: background } }}>
       <TransparentVideo source={video1} style={styles.video1} />
       <TransparentVideo source={video2} style={styles.video2} />
+      <TransparentVideo source={video3} style={styles.video3} />
+      <TransparentVideo source={video4} style={styles.video4} />
     </View>
   );
 };
@@ -56,4 +60,20 @@ const styles = StyleSheet.create({
     bottom: 0,
     zIndex: 1,
   },
+  video3: {
+    position: 'absolute',
+    top: 0,
+    left: 0,
+    right: 0,
+    bottom: 0,
+    zIndex: 2,
+  },
+  video4: {
+    position: 'absolute',
+    top: 0,
+    left: 0,
+    right: 0,
+    bottom: 0,
+    zIndex: 3,
+  },
 });

ios/TransparentVideoViewManager.swift

@@ -55,30 +55,76 @@ class TransparentVideoView : UIView {
     }
     
     // Load our player item
-    let playerItem = createTransparentItem(url: itemUrl)
-    
-    self.playerView!.loadPlayerItem(playerItem) { result in
-      switch result {
-      case .failure(let error):
-        return print("Something went wrong when loading our video", error)
-
-      case .success(let player):
-        // Finally, we can start playing
-        player.play()
-      }
-    }
+    loadItem(url: itemUrl)
   }
   
   // MARK: - Player Item Configuration
   
-  func createTransparentItem(url: URL) -> AVPlayerItem {
+  private func loadItem(url: URL) {
+    setUpAsset(with: url) { [weak self] (asset: AVAsset) in
+      self?.setUpPlayerItem(with: asset)
+    }
+  }
+  
+  private func setUpAsset(with url: URL, completion: ((_ asset: AVAsset) -> Void)?) {
     let asset = AVAsset(url: url)
-    let playerItem = AVPlayerItem(asset: asset)
-    // Set the video so that seeking also renders with transparency
-    playerItem.seekingWaitsForVideoCompositionRendering = true
-    // Apply a video composition (which applies our custom filter)
-    playerItem.videoComposition = createVideoComposition(for: asset)
-    return playerItem
+    asset.loadValuesAsynchronously(forKeys: ["metadata"]) {
+      var error: NSError? = nil
+      let status = asset.statusOfValue(forKey: "metadata", error: &error)
+      switch status {
+      case .loaded:
+        completion?(asset)
+      case .failed:
+        print(".failed")
+      case .cancelled:
+        print(".cancelled")
+      default:
+              print("default")
+          }
+      }
+  }
+  
+  private func setUpPlayerItem(with asset: AVAsset) {
+    DispatchQueue.main.async { [weak self] in
+      let playerItem = AVPlayerItem(asset: asset)
+      //playerItem.addObserver(self, forKeyPath: #keyPath(AVPlayerItem.status), options: [.old, .new], context: nil)
+      playerItem.seekingWaitsForVideoCompositionRendering = true
+      // Apply a video composition (which applies our custom filter)
+      playerItem.videoComposition = self?.createVideoComposition(for: asset)
+
+      self?.playerView!.loadPlayerItem(playerItem) { result in
+        switch result {
+        case .failure(let error):
+          return print("Something went wrong when loading our video", error)
+
+        case .success(let player):
+          // Finally, we can start playing
+          player.play()
+        }
+      }
+    }
+  }
+  
+  override func observeValue(forKeyPath keyPath: String?, of object: Any?, change: [NSKeyValueChangeKey : Any]?, context: UnsafeMutableRawPointer?) {
+    if keyPath == #keyPath(AVPlayerItem.status) {
+      let status: AVPlayerItem.Status
+      if let statusNumber = change?[.newKey] as? NSNumber {
+        status = AVPlayerItem.Status(rawValue: statusNumber.intValue)!
+      } else {
+        status = .unknown
+      }
+      // Switch over status value
+      switch status {
+      case .readyToPlay:
+        print(".readyToPlay")
+      case .failed:
+        print(".failed")
+      case .unknown:
+        print(".unknown")
+      @unknown default:
+        print("@unknown default")
+          }
+      }
   }
   
   func createVideoComposition(for asset: AVAsset) -> AVVideoComposition {