Revert "Migrate video_player/android from SurfaceTexture->SurfaceProducer." (flutter#6882)

Reverts flutter/packages#6456

Author: Jonah Williams

packages/video_player/video_player_android/CHANGELOG.md

@@ -1,3 +1,7 @@
+## 2.4.17
+
+* Revert Impeller support.
+
 ## 2.4.16
 
 * [Supports Impeller](https://docs.flutter.dev/release/breaking-changes/android-surface-plugins).

packages/video_player/video_player_android/android/src/main/java/io/flutter/plugins/videoplayer/VideoPlayer.java

@@ -9,6 +9,7 @@
 
 import android.content.Context;
 import android.net.Uri;
+import android.view.Surface;
 import androidx.annotation.NonNull;
 import androidx.annotation.VisibleForTesting;
 import com.google.android.exoplayer2.C;
@@ -47,37 +48,32 @@ final class VideoPlayer {
 
   private ExoPlayer exoPlayer;
 
-  private TextureRegistry.SurfaceProducer surfaceProducer;
+  private Surface surface;
+
+  private final TextureRegistry.SurfaceTextureEntry textureEntry;
 
   private QueuingEventSink eventSink;
 
   private final EventChannel eventChannel;
 
   private static final String USER_AGENT = "User-Agent";
 
-  private MediaSource mediaSource;
-
   @VisibleForTesting boolean isInitialized = false;
 
-  // State that must be reset when the surface is re-created.
   private final VideoPlayerOptions options;
-  private long restoreVideoLocation = 0;
-  private int restoreRepeatMode = 0;
-  private float restoreVolume = 0;
-  private PlaybackParameters restorePlaybackParameters;
 
   private DefaultHttpDataSource.Factory httpDataSourceFactory = new DefaultHttpDataSource.Factory();
 
   VideoPlayer(
       Context context,
       EventChannel eventChannel,
-      TextureRegistry.SurfaceProducer surfaceProducer,
+      TextureRegistry.SurfaceTextureEntry textureEntry,
       String dataSource,
       String formatHint,
       @NonNull Map<String, String> httpHeaders,
       VideoPlayerOptions options) {
     this.eventChannel = eventChannel;
-    this.surfaceProducer = surfaceProducer;
+    this.textureEntry = textureEntry;
     this.options = options;
 
     ExoPlayer exoPlayer = new ExoPlayer.Builder(context).build();
@@ -87,7 +83,7 @@ final class VideoPlayer {
     DataSource.Factory dataSourceFactory =
         new DefaultDataSource.Factory(context, httpDataSourceFactory);
 
-    mediaSource = buildMediaSource(uri, dataSourceFactory, formatHint);
+    MediaSource mediaSource = buildMediaSource(uri, dataSourceFactory, formatHint);
 
     exoPlayer.setMediaSource(mediaSource);
     exoPlayer.prepare();
@@ -100,12 +96,12 @@ final class VideoPlayer {
   VideoPlayer(
       ExoPlayer exoPlayer,
       EventChannel eventChannel,
-      TextureRegistry.SurfaceProducer surfaceProducer,
+      TextureRegistry.SurfaceTextureEntry textureEntry,
       VideoPlayerOptions options,
       QueuingEventSink eventSink,
       DefaultHttpDataSource.Factory httpDataSourceFactory) {
     this.eventChannel = eventChannel;
-    this.surfaceProducer = surfaceProducer;
+    this.textureEntry = textureEntry;
     this.options = options;
     this.httpDataSourceFactory = httpDataSourceFactory;
 
@@ -173,40 +169,6 @@ private MediaSource buildMediaSource(
     }
   }
 
-  public void recreateSurface(Context context) {
-    ExoPlayer exoPlayer = new ExoPlayer.Builder(context).build();
-
-    exoPlayer.setMediaSource(mediaSource);
-    exoPlayer.prepare();
-
-    setUpVideoPlayer(exoPlayer, new QueuingEventSink());
-    exoPlayer.setVideoSurface(surfaceProducer.getSurface());
-    exoPlayer.seekTo(restoreVideoLocation);
-    exoPlayer.setRepeatMode(restoreRepeatMode);
-    exoPlayer.setVolume(restoreVolume);
-    if (restorePlaybackParameters != null) {
-      exoPlayer.setPlaybackParameters(restorePlaybackParameters);
-    }
-  }
-
-  public void pauseSurface() {
-    if (!isInitialized) {
-      return;
-    }
-    restoreVideoLocation = exoPlayer.getCurrentPosition();
-    restoreRepeatMode = exoPlayer.getRepeatMode();
-    restoreVolume = exoPlayer.getVolume();
-    restorePlaybackParameters = exoPlayer.getPlaybackParameters();
-    eventChannel.setStreamHandler(null);
-    if (isInitialized) {
-      exoPlayer.stop();
-    }
-    if (exoPlayer != null) {
-      exoPlayer.release();
-    }
-    isInitialized = false;
-  }
-
   private void setUpVideoPlayer(ExoPlayer exoPlayer, QueuingEventSink eventSink) {
     this.exoPlayer = exoPlayer;
     this.eventSink = eventSink;
@@ -224,7 +186,8 @@ public void onCancel(Object o) {
           }
         });
 
-    exoPlayer.setVideoSurface(surfaceProducer.getSurface());
+    surface = new Surface(textureEntry.surfaceTexture());
+    exoPlayer.setVideoSurface(surface);
     setAudioAttributes(exoPlayer, options.mixWithOthers);
 
     exoPlayer.addListener(
@@ -371,8 +334,11 @@ void dispose() {
     if (isInitialized) {
       exoPlayer.stop();
     }
-    surfaceProducer.release();
+    textureEntry.release();
     eventChannel.setStreamHandler(null);
+    if (surface != null) {
+      surface.release();
+    }
     if (exoPlayer != null) {
       exoPlayer.release();
     }

packages/video_player/video_player_android/android/src/main/java/io/flutter/plugins/videoplayer/VideoPlayerPlugin.java

@@ -8,16 +8,9 @@
 import android.os.Build;
 import android.util.LongSparseArray;
 import androidx.annotation.NonNull;
-import androidx.annotation.Nullable;
-import androidx.lifecycle.DefaultLifecycleObserver;
-import androidx.lifecycle.Lifecycle;
-import androidx.lifecycle.LifecycleOwner;
 import io.flutter.FlutterInjector;
 import io.flutter.Log;
 import io.flutter.embedding.engine.plugins.FlutterPlugin;
-import io.flutter.embedding.engine.plugins.activity.ActivityAware;
-import io.flutter.embedding.engine.plugins.activity.ActivityPluginBinding;
-import io.flutter.embedding.engine.plugins.lifecycle.FlutterLifecycleAdapter;
 import io.flutter.plugin.common.BinaryMessenger;
 import io.flutter.plugin.common.EventChannel;
 import io.flutter.plugins.videoplayer.Messages.AndroidVideoPlayerApi;
@@ -36,13 +29,11 @@
 import javax.net.ssl.HttpsURLConnection;
 
 /** Android platform implementation of the VideoPlayerPlugin. */
-public class VideoPlayerPlugin
-    implements FlutterPlugin, AndroidVideoPlayerApi, DefaultLifecycleObserver, ActivityAware {
+public class VideoPlayerPlugin implements FlutterPlugin, AndroidVideoPlayerApi {
   private static final String TAG = "VideoPlayerPlugin";
   private final LongSparseArray<VideoPlayer> videoPlayers = new LongSparseArray<>();
   private FlutterState flutterState;
   private final VideoPlayerOptions options = new VideoPlayerOptions();
-  @Nullable Lifecycle lifecycle;
 
   /** Register this with the v2 embedding for the plugin to respond to lifecycle callbacks. */
   public VideoPlayerPlugin() {}
@@ -92,7 +83,7 @@ public void onDetachedFromEngine(@NonNull FlutterPluginBinding binding) {
     }
     flutterState.stopListening(binding.getBinaryMessenger());
     flutterState = null;
-    performDestroy();
+    onDestroy();
   }
 
   private void disposeAllPlayers() {
@@ -102,7 +93,7 @@ private void disposeAllPlayers() {
     videoPlayers.clear();
   }
 
-  public void performDestroy() {
+  public void onDestroy() {
     // The whole FlutterView is being destroyed. Here we release resources acquired for all
     // instances
     // of VideoPlayer. Once https://github.com/flutter/flutter/issues/19358 is resolved this may
@@ -116,7 +107,8 @@ public void initialize() {
   }
 
   public @NonNull TextureMessage create(@NonNull CreateMessage arg) {
-    TextureRegistry.SurfaceProducer handle = flutterState.textureRegistry.createSurfaceProducer();
+    TextureRegistry.SurfaceTextureEntry handle =
+        flutterState.textureRegistry.createSurfaceTexture();
     EventChannel eventChannel =
         new EventChannel(
             flutterState.binaryMessenger, "flutter.io/videoPlayer/videoEvents" + handle.id());
@@ -152,6 +144,7 @@ public void initialize() {
               options);
     }
     videoPlayers.put(handle.id(), player);
+
     return new TextureMessage.Builder().setTextureId(handle.id()).build();
   }
 
@@ -207,62 +200,6 @@ public void setMixWithOthers(@NonNull MixWithOthersMessage arg) {
     options.mixWithOthers = arg.getMixWithOthers();
   }
 
-  // Activity Aware
-
-  @Override
-  public void onAttachedToActivity(@NonNull ActivityPluginBinding binding) {
-    lifecycle = FlutterLifecycleAdapter.getActivityLifecycle(binding);
-    lifecycle.addObserver(this);
-  }
-
-  @Override
-  public void onDetachedFromActivity() {}
-
-  @Override
-  public void onReattachedToActivityForConfigChanges(@NonNull ActivityPluginBinding binding) {
-    onAttachedToActivity(binding);
-  }
-
-  @Override
-  public void onDetachedFromActivityForConfigChanges() {
-    onDetachedFromActivity();
-  }
-
-  // DefaultLifecycleObserver
-  @Override
-  public void onResume(@NonNull LifecycleOwner owner) {
-    recreateAllSurfaces();
-  }
-
-  @Override
-  public void onPause(@NonNull LifecycleOwner owner) {
-    destroyAllSurfaces();
-  }
-
-  @Override
-  public void onStop(@NonNull LifecycleOwner owner) {
-    destroyAllSurfaces();
-  }
-
-  @Override
-  public void onDestroy(@NonNull LifecycleOwner owner) {
-    if (lifecycle != null) {
-      lifecycle.removeObserver(this);
-    }
-  }
-
-  private void destroyAllSurfaces() {
-    for (int i = 0; i < videoPlayers.size(); i++) {
-      videoPlayers.valueAt(i).pauseSurface();
-    }
-  }
-
-  private void recreateAllSurfaces() {
-    for (int i = 0; i < videoPlayers.size(); i++) {
-      videoPlayers.valueAt(i).recreateSurface(flutterState.applicationContext);
-    }
-  }
-
   private interface KeyForAssetFn {
     String get(String asset);
   }

packages/video_player/video_player_android/android/src/test/java/io/flutter/plugins/videoplayer/VideoPlayerTest.java

@@ -13,6 +13,7 @@
 import static org.mockito.Mockito.spy;
 import static org.mockito.Mockito.times;
 
+import android.graphics.SurfaceTexture;
 import com.google.android.exoplayer2.ExoPlayer;
 import com.google.android.exoplayer2.Format;
 import com.google.android.exoplayer2.PlaybackException;
@@ -37,7 +38,8 @@
 public class VideoPlayerTest {
   private ExoPlayer fakeExoPlayer;
   private EventChannel fakeEventChannel;
-  private TextureRegistry.SurfaceProducer fakeSurfaceProducer;
+  private TextureRegistry.SurfaceTextureEntry fakeSurfaceTextureEntry;
+  private SurfaceTexture fakeSurfaceTexture;
   private VideoPlayerOptions fakeVideoPlayerOptions;
   private QueuingEventSink fakeEventSink;
   private DefaultHttpDataSource.Factory httpDataSourceFactorySpy;
@@ -50,7 +52,9 @@ public void before() {
 
     fakeExoPlayer = mock(ExoPlayer.class);
     fakeEventChannel = mock(EventChannel.class);
-    fakeSurfaceProducer = mock(TextureRegistry.SurfaceProducer.class);
+    fakeSurfaceTextureEntry = mock(TextureRegistry.SurfaceTextureEntry.class);
+    fakeSurfaceTexture = mock(SurfaceTexture.class);
+    when(fakeSurfaceTextureEntry.surfaceTexture()).thenReturn(fakeSurfaceTexture);
     fakeVideoPlayerOptions = mock(VideoPlayerOptions.class);
     fakeEventSink = mock(QueuingEventSink.class);
     httpDataSourceFactorySpy = spy(new DefaultHttpDataSource.Factory());
@@ -62,7 +66,7 @@ public void videoPlayer_buildsHttpDataSourceFactoryProperlyWhenHttpHeadersNull()
         new VideoPlayer(
             fakeExoPlayer,
             fakeEventChannel,
-            fakeSurfaceProducer,
+            fakeSurfaceTextureEntry,
             fakeVideoPlayerOptions,
             fakeEventSink,
             httpDataSourceFactorySpy);
@@ -81,7 +85,7 @@ public void videoPlayer_buildsHttpDataSourceFactoryProperlyWhenHttpHeadersNull()
         new VideoPlayer(
             fakeExoPlayer,
             fakeEventChannel,
-            fakeSurfaceProducer,
+            fakeSurfaceTextureEntry,
             fakeVideoPlayerOptions,
             fakeEventSink,
             httpDataSourceFactorySpy);
@@ -107,7 +111,7 @@ public void videoPlayer_buildsHttpDataSourceFactoryProperlyWhenHttpHeadersNull()
         new VideoPlayer(
             fakeExoPlayer,
             fakeEventChannel,
-            fakeSurfaceProducer,
+            fakeSurfaceTextureEntry,
             fakeVideoPlayerOptions,
             fakeEventSink,
             httpDataSourceFactorySpy);
@@ -131,7 +135,7 @@ public void sendInitializedSendsExpectedEvent_90RotationDegrees() {
         new VideoPlayer(
             fakeExoPlayer,
             fakeEventChannel,
-            fakeSurfaceProducer,
+            fakeSurfaceTextureEntry,
             fakeVideoPlayerOptions,
             fakeEventSink,
             httpDataSourceFactorySpy);
@@ -160,7 +164,7 @@ public void sendInitializedSendsExpectedEvent_270RotationDegrees() {
         new VideoPlayer(
             fakeExoPlayer,
             fakeEventChannel,
-            fakeSurfaceProducer,
+            fakeSurfaceTextureEntry,
             fakeVideoPlayerOptions,
             fakeEventSink,
             httpDataSourceFactorySpy);
@@ -189,7 +193,7 @@ public void sendInitializedSendsExpectedEvent_0RotationDegrees() {
         new VideoPlayer(
             fakeExoPlayer,
             fakeEventChannel,
-            fakeSurfaceProducer,
+            fakeSurfaceTextureEntry,
             fakeVideoPlayerOptions,
             fakeEventSink,
             httpDataSourceFactorySpy);
@@ -218,7 +222,7 @@ public void sendInitializedSendsExpectedEvent_180RotationDegrees() {
         new VideoPlayer(
             fakeExoPlayer,
             fakeEventChannel,
-            fakeSurfaceProducer,
+            fakeSurfaceTextureEntry,
             fakeVideoPlayerOptions,
             fakeEventSink,
             httpDataSourceFactorySpy);
@@ -247,7 +251,7 @@ public void onIsPlayingChangedSendsExpectedEvent() {
         new VideoPlayer(
             fakeExoPlayer,
             fakeEventChannel,
-            fakeSurfaceProducer,
+            fakeSurfaceTextureEntry,
             fakeVideoPlayerOptions,
             fakeEventSink,
             httpDataSourceFactorySpy);
@@ -292,7 +296,7 @@ public void behindLiveWindowErrorResetsPlayerToDefaultPosition() {
         new VideoPlayer(
             fakeExoPlayer,
             fakeEventChannel,
-            fakeSurfaceProducer,
+            fakeSurfaceTextureEntry,
             fakeVideoPlayerOptions,
             fakeEventSink,
             httpDataSourceFactorySpy);

packages/video_player/video_player_android/example/android/app/src/test/java/io/flutter/plugins/videoplayerexample/FlutterActivityTest.java

@@ -45,6 +45,6 @@ public void disposeAllPlayers() {
 
     engine.destroy();
     verify(videoPlayerPlugin, times(1)).onDetachedFromEngine(pluginBindingCaptor.capture());
-    verify(videoPlayerPlugin, times(1)).performDestroy();
+    verify(videoPlayerPlugin, times(1)).onDestroy();
   }
 }