Merge pull request #8170 from Stypox/player-refactor

Refactor player and extract UI components

app/src/main/AndroidManifest.xml

@@ -44,7 +44,7 @@
         </receiver>
 
         <service
-            android:name=".player.MainPlayer"
+            android:name=".player.PlayerService"
             android:exported="false"
             android:foregroundServiceType="mediaPlayback">
             <intent-filter>

app/src/main/java/org/schabi/newpipe/RouterActivity.java

@@ -60,7 +60,7 @@ import org.schabi.newpipe.extractor.playlist.PlaylistInfo;
 import org.schabi.newpipe.extractor.stream.StreamInfo;
 import org.schabi.newpipe.ktx.ExceptionUtils;
 import org.schabi.newpipe.local.dialog.PlaylistDialog;
-import org.schabi.newpipe.player.MainPlayer;
+import org.schabi.newpipe.player.PlayerType;
 import org.schabi.newpipe.player.helper.PlayerHelper;
 import org.schabi.newpipe.player.helper.PlayerHolder;
 import org.schabi.newpipe.player.playqueue.ChannelPlayQueue;
@@ -630,8 +630,8 @@ public class RouterActivity extends AppCompatActivity {
         }
 
         // ...the player is not running or in normal Video-mode/type
-        final MainPlayer.PlayerType playerType = PlayerHolder.getInstance().getType();
-        return playerType == null || playerType == MainPlayer.PlayerType.VIDEO;
+        final PlayerType playerType = PlayerHolder.getInstance().getType();
+        return playerType == null || playerType == PlayerType.MAIN;
     }
 
     private void openAddToPlaylistDialog() {

app/src/main/java/org/schabi/newpipe/fragments/detail/VideoDetailFragment.java

@@ -1,5 +1,16 @@
 package org.schabi.newpipe.fragments.detail;
 
+import static android.text.TextUtils.isEmpty;
+import static org.schabi.newpipe.extractor.StreamingService.ServiceInfo.MediaCapability.COMMENTS;
+import static org.schabi.newpipe.extractor.stream.StreamExtractor.NO_AGE_LIMIT;
+import static org.schabi.newpipe.ktx.ViewUtils.animate;
+import static org.schabi.newpipe.ktx.ViewUtils.animateRotation;
+import static org.schabi.newpipe.player.helper.PlayerHelper.globalScreenOrientationLocked;
+import static org.schabi.newpipe.player.helper.PlayerHelper.isClearingQueueConfirmationRequired;
+import static org.schabi.newpipe.player.playqueue.PlayQueueItem.RECOVERY_UNSET;
+import static org.schabi.newpipe.util.ExtractorHelper.showMetaInfoInTextView;
+import static org.schabi.newpipe.util.ListHelper.getUrlAndNonTorrentStreams;
+
 import android.animation.ValueAnimator;
 import android.app.Activity;
 import android.content.BroadcastReceiver;
@@ -77,9 +88,9 @@ import org.schabi.newpipe.fragments.list.videos.RelatedItemsFragment;
 import org.schabi.newpipe.ktx.AnimationType;
 import org.schabi.newpipe.local.dialog.PlaylistDialog;
 import org.schabi.newpipe.local.history.HistoryRecordManager;
-import org.schabi.newpipe.player.MainPlayer;
-import org.schabi.newpipe.player.MainPlayer.PlayerType;
 import org.schabi.newpipe.player.Player;
+import org.schabi.newpipe.player.PlayerService;
+import org.schabi.newpipe.player.PlayerType;
 import org.schabi.newpipe.player.event.OnKeyDownListener;
 import org.schabi.newpipe.player.event.PlayerServiceExtendedEventListener;
 import org.schabi.newpipe.player.helper.PlayerHelper;
@@ -87,6 +98,8 @@ import org.schabi.newpipe.player.helper.PlayerHolder;
 import org.schabi.newpipe.player.playqueue.PlayQueue;
 import org.schabi.newpipe.player.playqueue.PlayQueueItem;
 import org.schabi.newpipe.player.playqueue.SinglePlayQueue;
+import org.schabi.newpipe.player.ui.MainPlayerUi;
+import org.schabi.newpipe.player.ui.VideoPlayerUi;
 import org.schabi.newpipe.util.Constants;
 import org.schabi.newpipe.util.DeviceUtils;
 import org.schabi.newpipe.util.ExtractorHelper;
@@ -106,6 +119,7 @@ import java.util.Iterator;
 import java.util.LinkedList;
 import java.util.List;
 import java.util.Objects;
+import java.util.Optional;
 import java.util.concurrent.TimeUnit;
 
 import icepick.State;
@@ -114,17 +128,6 @@ import io.reactivex.rxjava3.disposables.CompositeDisposable;
 import io.reactivex.rxjava3.disposables.Disposable;
 import io.reactivex.rxjava3.schedulers.Schedulers;
 
-import static android.text.TextUtils.isEmpty;
-import static org.schabi.newpipe.extractor.StreamingService.ServiceInfo.MediaCapability.COMMENTS;
-import static org.schabi.newpipe.extractor.stream.StreamExtractor.NO_AGE_LIMIT;
-import static org.schabi.newpipe.ktx.ViewUtils.animate;
-import static org.schabi.newpipe.ktx.ViewUtils.animateRotation;
-import static org.schabi.newpipe.player.helper.PlayerHelper.globalScreenOrientationLocked;
-import static org.schabi.newpipe.player.helper.PlayerHelper.isClearingQueueConfirmationRequired;
-import static org.schabi.newpipe.player.playqueue.PlayQueueItem.RECOVERY_UNSET;
-import static org.schabi.newpipe.util.ExtractorHelper.showMetaInfoInTextView;
-import static org.schabi.newpipe.util.ListHelper.getUrlAndNonTorrentStreams;
-
 public final class VideoDetailFragment
         extends BaseStateFragment<StreamInfo>
         implements BackPressable,
@@ -202,7 +205,7 @@ public final class VideoDetailFragment
 
     private ContentObserver settingsContentObserver;
     @Nullable
-    private MainPlayer playerService;
+    private PlayerService playerService;
     private Player player;
     private final PlayerHolder playerHolder = PlayerHolder.getInstance();
 
@@ -211,7 +214,7 @@ public final class VideoDetailFragment
     //////////////////////////////////////////////////////////////////////////*/
     @Override
     public void onServiceConnected(final Player connectedPlayer,
-                                   final MainPlayer connectedPlayerService,
+                                   final PlayerService connectedPlayerService,
                                    final boolean playAfterConnect) {
         player = connectedPlayer;
         playerService = connectedPlayerService;
@@ -219,6 +222,7 @@ public final class VideoDetailFragment
         // It will do nothing if the player is not in fullscreen mode
         hideSystemUiIfNeeded();
 
+        final Optional<MainPlayerUi> playerUi = player.UIs().get(MainPlayerUi.class);
         if (!player.videoPlayerSelected() && !playAfterConnect) {
             return;
         }
@@ -227,22 +231,19 @@ public final class VideoDetailFragment
             // If the video is playing but orientation changed
             // let's make the video in fullscreen again
             checkLandscape();
-        } else if (player.isFullscreen() && !player.isVerticalVideo()
+        } else if (playerUi.map(ui -> ui.isFullscreen() && !ui.isVerticalVideo()).orElse(false)
                 // Tablet UI has orientation-independent fullscreen
                 && !DeviceUtils.isTablet(activity)) {
             // Device is in portrait orientation after rotation but UI is in fullscreen.
             // Return back to non-fullscreen state
-            player.toggleFullscreen();
-        }
-
-        if (playerIsNotStopped() && player.videoPlayerSelected()) {
-            addVideoPlayerView();
+            playerUi.ifPresent(MainPlayerUi::toggleFullscreen);
         }
 
+        //noinspection SimplifyOptionalCallChains
         if (playAfterConnect
                 || (currentInfo != null
                 && isAutoplayEnabled()
-                && player.getParentActivity() == null)) {
+                && !playerUi.isPresent())) {
             autoPlayEnabled = true; // forcefully start playing
             openVideoPlayerAutoFullscreen();
         }
@@ -329,6 +330,9 @@ public final class VideoDetailFragment
     @Override
     public void onResume() {
         super.onResume();
+        if (DEBUG) {
+            Log.d(TAG, "onResume() called");
+        }
 
         activity.sendBroadcast(new Intent(ACTION_VIDEO_FRAGMENT_RESUMED));
 
@@ -518,7 +522,7 @@ public final class VideoDetailFragment
             case R.id.overlay_play_pause_button:
                 if (playerIsNotStopped()) {
                     player.playPause();
-                    player.hideControls(0, 0);
+                    player.UIs().get(VideoPlayerUi.class).ifPresent(ui -> ui.hideControls(0, 0));
                     showSystemUi();
                 } else {
                     autoPlayEnabled = true; // forcefully start playing
@@ -583,12 +587,12 @@ public final class VideoDetailFragment
         if (binding.detailSecondaryControlPanel.getVisibility() == View.GONE) {
             binding.detailVideoTitleView.setMaxLines(10);
             animateRotation(binding.detailToggleSecondaryControlsView,
-                    Player.DEFAULT_CONTROLS_DURATION, 180);
+                    VideoPlayerUi.DEFAULT_CONTROLS_DURATION, 180);
             binding.detailSecondaryControlPanel.setVisibility(View.VISIBLE);
         } else {
             binding.detailVideoTitleView.setMaxLines(1);
             animateRotation(binding.detailToggleSecondaryControlsView,
-                    Player.DEFAULT_CONTROLS_DURATION, 0);
+                    VideoPlayerUi.DEFAULT_CONTROLS_DURATION, 0);
             binding.detailSecondaryControlPanel.setVisibility(View.GONE);
         }
         // view pager height has changed, update the tab layout
@@ -746,7 +750,9 @@ public final class VideoDetailFragment
 
     @Override
     public boolean onKeyDown(final int keyCode) {
-        return isPlayerAvailable() && player.onKeyDown(keyCode);
+        return isPlayerAvailable()
+                && player.UIs().get(VideoPlayerUi.class)
+                .map(playerUi -> playerUi.onKeyDown(keyCode)).orElse(false);
     }
 
     @Override
@@ -756,7 +762,7 @@ public final class VideoDetailFragment
         }
 
         // If we are in fullscreen mode just exit from it via first back press
-        if (isPlayerAvailable() && player.isFullscreen()) {
+        if (isFullscreen()) {
             if (!DeviceUtils.isTablet(activity)) {
                 player.pause();
             }
@@ -1006,8 +1012,7 @@ public final class VideoDetailFragment
                 getChildFragmentManager().beginTransaction()
                         .replace(R.id.relatedItemsLayout, RelatedItemsFragment.getInstance(info))
                         .commitAllowingStateLoss();
-                binding.relatedItemsLayout.setVisibility(
-                        isPlayerAvailable() && player.isFullscreen() ? View.GONE : View.VISIBLE);
+                binding.relatedItemsLayout.setVisibility(isFullscreen() ? View.GONE : View.VISIBLE);
             }
         }
 
@@ -1087,8 +1092,12 @@ public final class VideoDetailFragment
     private void toggleFullscreenIfInFullscreenMode() {
         // If a user watched video inside fullscreen mode and than chose another player
         // return to non-fullscreen mode
-        if (isPlayerAvailable() && player.isFullscreen()) {
-            player.toggleFullscreen();
+        if (isPlayerAvailable()) {
+            player.UIs().get(MainPlayerUi.class).ifPresent(playerUi -> {
+                if (playerUi.isFullscreen()) {
+                    playerUi.toggleFullscreen();
+                }
+            });
         }
     }
 
@@ -1214,16 +1223,10 @@ public final class VideoDetailFragment
         }
 
         final PlayQueue queue = setupPlayQueueForIntent(false);
-
-        // Video view can have elements visible from popup,
-        // We hide it here but once it ready the view will be shown in handleIntent()
-        if (playerService.getView() != null) {
-            playerService.getView().setVisibility(View.GONE);
-        }
         addVideoPlayerView();
 
         final Intent playerIntent = NavigationHelper.getPlayerIntent(requireContext(),
-                MainPlayer.class, queue, true, autoPlayEnabled);
+                PlayerService.class, queue, true, autoPlayEnabled);
         ContextCompat.startForegroundService(activity, playerIntent);
     }
 
@@ -1235,8 +1238,8 @@ public final class VideoDetailFragment
      * be reused in a few milliseconds and the flickering would be annoying.
      */
     private void hideMainPlayerOnLoadingNewStream() {
-        if (!isPlayerServiceAvailable()
-                || playerService.getView() == null
+        //noinspection SimplifyOptionalCallChains
+        if (!isPlayerServiceAvailable() || !getRoot().isPresent()
                 || !player.videoPlayerSelected()) {
             return;
         }
@@ -1244,7 +1247,7 @@ public final class VideoDetailFragment
         removeVideoPlayerView();
         if (isAutoplayEnabled()) {
             playerService.stopForImmediateReusing();
-            playerService.getView().setVisibility(View.GONE);
+            getRoot().ifPresent(view -> view.setVisibility(View.GONE));
         } else {
             playerHolder.stopService();
         }
@@ -1305,23 +1308,23 @@ public final class VideoDetailFragment
         if (!isPlayerAvailable() || getView() == null) {
             return;
         }
-
-        // Check if viewHolder already contains a child
-        if (player.getRootView().getParent() != binding.playerPlaceholder) {
-            playerService.removeViewFromParent();
-        }
         setHeightThumbnail();
 
         // Prevent from re-adding a view multiple times
-        if (player.getRootView().getParent() == null) {
-            binding.playerPlaceholder.addView(player.getRootView());
-        }
+        new Handler(Looper.getMainLooper()).post(() ->
+                player.UIs().get(MainPlayerUi.class).ifPresent(playerUi -> {
+                    playerUi.removeViewFromParent();
+                    binding.playerPlaceholder.addView(playerUi.getBinding().getRoot());
+                    playerUi.setupVideoSurfaceIfNeeded();
+                }));
     }
 
     private void removeVideoPlayerView() {
         makeDefaultHeightForVideoPlaceholder();
 
-        playerService.removeViewFromParent();
+        if (player != null) {
+            player.UIs().get(VideoPlayerUi.class).ifPresent(VideoPlayerUi::removeViewFromParent);
+        }
     }
 
     private void makeDefaultHeightForVideoPlaceholder() {
@@ -1362,7 +1365,7 @@ public final class VideoDetailFragment
         final boolean isPortrait = metrics.heightPixels > metrics.widthPixels;
         requireView().getViewTreeObserver().removeOnPreDrawListener(preDrawListener);
 
-        if (isPlayerAvailable() && player.isFullscreen()) {
+        if (isFullscreen()) {
             final int height = (DeviceUtils.isInMultiWindow(activity)
                     ? requireView()
                     : activity.getWindow().getDecorView()).getHeight();
@@ -1387,8 +1390,9 @@ public final class VideoDetailFragment
         binding.detailThumbnailImageView.setMinimumHeight(newHeight);
         if (isPlayerAvailable()) {
             final int maxHeight = (int) (metrics.heightPixels * MAX_PLAYER_HEIGHT);
-            player.getSurfaceView()
-                    .setHeights(newHeight, player.isFullscreen() ? newHeight : maxHeight);
+            player.UIs().get(VideoPlayerUi.class).ifPresent(ui ->
+                    ui.getBinding().surfaceView.setHeights(newHeight,
+                            ui.isFullscreen() ? newHeight : maxHeight));
         }
     }
 
@@ -1517,7 +1521,7 @@ public final class VideoDetailFragment
         if (binding.relatedItemsLayout != null) {
             if (showRelatedItems) {
                 binding.relatedItemsLayout.setVisibility(
-                        isPlayerAvailable() && player.isFullscreen() ? View.GONE : View.INVISIBLE);
+                        isFullscreen() ? View.GONE : View.INVISIBLE);
             } else {
                 binding.relatedItemsLayout.setVisibility(View.GONE);
             }
@@ -1779,6 +1783,11 @@ public final class VideoDetailFragment
     // Player event listener
     //////////////////////////////////////////////////////////////////////////*/
 
+    @Override
+    public void onViewCreated() {
+        addVideoPlayerView();
+    }
+
     @Override
     public void onQueueUpdate(final PlayQueue queue) {
         playQueue = queue;
@@ -1899,15 +1908,10 @@ public final class VideoDetailFragment
     @Override
     public void onFullscreenStateChanged(final boolean fullscreen) {
         setupBrightness();
+        //noinspection SimplifyOptionalCallChains
         if (!isPlayerAndPlayerServiceAvailable()
-                || playerService.getView() == null
-                || player.getParentActivity() == null) {
-            return;
-        }
-
-        final View view = playerService.getView();
-        final ViewGroup parent = (ViewGroup) view.getParent();
-        if (parent == null) {
+                || !player.UIs().get(MainPlayerUi.class).isPresent()
+                || getRoot().map(View::getParent).orElse(null) == null) {
             return;
         }
 
@@ -1935,7 +1939,7 @@ public final class VideoDetailFragment
         final boolean isLandscape = DeviceUtils.isLandscape(requireContext());
         if (DeviceUtils.isTablet(activity)
                 && (!globalScreenOrientationLocked(activity) || isLandscape)) {
-            player.toggleFullscreen();
+            player.UIs().get(MainPlayerUi.class).ifPresent(MainPlayerUi::toggleFullscreen);
             return;
         }
 
@@ -2018,7 +2022,7 @@ public final class VideoDetailFragment
         }
         activity.getWindow().getDecorView().setSystemUiVisibility(visibility);
 
-        if (isInMultiWindow || (isPlayerAvailable() && player.isFullscreen())) {
+        if (isInMultiWindow || isFullscreen()) {
             activity.getWindow().setStatusBarColor(Color.TRANSPARENT);
             activity.getWindow().setNavigationBarColor(Color.TRANSPARENT);
         }
@@ -2027,13 +2031,17 @@ public final class VideoDetailFragment
 
     // Listener implementation
     public void hideSystemUiIfNeeded() {
-        if (isPlayerAvailable()
-                && player.isFullscreen()
+        if (isFullscreen()
                 && bottomSheetBehavior.getState() == BottomSheetBehavior.STATE_EXPANDED) {
             hideSystemUi();
         }
     }
 
+    private boolean isFullscreen() {
+        return isPlayerAvailable() && player.UIs().get(VideoPlayerUi.class)
+                .map(VideoPlayerUi::isFullscreen).orElse(false);
+    }
+
     private boolean playerIsNotStopped() {
         return isPlayerAvailable() && !player.isStopped();
     }
@@ -2056,10 +2064,7 @@ public final class VideoDetailFragment
         }
 
         final WindowManager.LayoutParams lp = activity.getWindow().getAttributes();
-        if (!isPlayerAvailable()
-                || !player.videoPlayerSelected()
-                || !player.isFullscreen()
-                || bottomSheetState != BottomSheetBehavior.STATE_EXPANDED) {
+        if (!isFullscreen() || bottomSheetState != BottomSheetBehavior.STATE_EXPANDED) {
             // Apply system brightness when the player is not in fullscreen
             restoreDefaultBrightness();
         } else {
@@ -2083,7 +2088,7 @@ public final class VideoDetailFragment
             setAutoPlay(true);
         }
 
-        player.checkLandscape();
+        player.UIs().get(MainPlayerUi.class).ifPresent(MainPlayerUi::checkLandscape);
         // Let's give a user time to look at video information page if video is not playing
         if (globalScreenOrientationLocked(activity) && !player.isPlaying()) {
             player.play();
@@ -2310,10 +2315,10 @@ public final class VideoDetailFragment
                         if (DeviceUtils.isLandscape(requireContext())
                                 && isPlayerAvailable()
                                 && player.isPlaying()
-                                && !player.isFullscreen()
-                                && !DeviceUtils.isTablet(activity)
-                                && player.videoPlayerSelected()) {
-                            player.toggleFullscreen();
+                                && !isFullscreen()
+                                && !DeviceUtils.isTablet(activity)) {
+                            player.UIs().get(MainPlayerUi.class)
+                                    .ifPresent(MainPlayerUi::toggleFullscreen);
                         }
                         setOverlayLook(binding.appBarLayout, behavior, 1);
                         break;
@@ -2326,17 +2331,22 @@ public final class VideoDetailFragment
                         // Re-enable clicks
                         setOverlayElementsClickable(true);
                         if (isPlayerAvailable()) {
-                            player.closeItemsList();
+                            player.UIs().get(MainPlayerUi.class)
+                                    .ifPresent(MainPlayerUi::closeItemsList);
                         }
                         setOverlayLook(binding.appBarLayout, behavior, 0);
                         break;
                     case BottomSheetBehavior.STATE_DRAGGING:
                     case BottomSheetBehavior.STATE_SETTLING:
-                        if (isPlayerAvailable() && player.isFullscreen()) {
+                        if (isFullscreen()) {
                             showSystemUi();
                         }
-                        if (isPlayerAvailable() && player.isControlsVisible()) {
-                            player.hideControls(0, 0);
+                        if (isPlayerAvailable()) {
+                            player.UIs().get(MainPlayerUi.class).ifPresent(ui -> {
+                                    if (ui.isControlsVisible()) {
+                                        ui.hideControls(0, 0);
+                                    }
+                            });
                         }
                         break;
                 }
@@ -2410,4 +2420,13 @@ public final class VideoDetailFragment
     boolean isPlayerAndPlayerServiceAvailable() {
         return (player != null && playerService != null);
     }
+
+    public Optional<View> getRoot() {
+        if (player == null) {
+            return Optional.empty();
+        }
+
+        return player.UIs().get(VideoPlayerUi.class)
+                .map(playerUi -> playerUi.getBinding().getRoot());
+    }
 }

app/src/main/java/org/schabi/newpipe/fragments/list/channel/ChannelFragment.java

@@ -43,7 +43,7 @@ import org.schabi.newpipe.fragments.list.BaseListInfoFragment;
 import org.schabi.newpipe.ktx.AnimationType;
 import org.schabi.newpipe.local.subscription.SubscriptionManager;
 import org.schabi.newpipe.local.feed.notifications.NotificationHelper;
-import org.schabi.newpipe.player.MainPlayer.PlayerType;
+import org.schabi.newpipe.player.PlayerType;
 import org.schabi.newpipe.player.playqueue.ChannelPlayQueue;
 import org.schabi.newpipe.player.playqueue.PlayQueue;
 import org.schabi.newpipe.util.ExtractorHelper;

app/src/main/java/org/schabi/newpipe/fragments/list/playlist/PlaylistFragment.java

@@ -43,7 +43,7 @@ import org.schabi.newpipe.info_list.dialog.InfoItemDialog;
 import org.schabi.newpipe.info_list.dialog.StreamDialogDefaultEntry;
 import org.schabi.newpipe.local.dialog.PlaylistDialog;
 import org.schabi.newpipe.local.playlist.RemotePlaylistManager;
-import org.schabi.newpipe.player.MainPlayer.PlayerType;
+import org.schabi.newpipe.player.PlayerType;
 import org.schabi.newpipe.player.playqueue.PlayQueue;
 import org.schabi.newpipe.player.playqueue.PlaylistPlayQueue;
 import org.schabi.newpipe.util.ExtractorHelper;

app/src/main/java/org/schabi/newpipe/local/dialog/PlaylistDialog.java

@@ -9,15 +9,20 @@ import android.view.Window;
 import androidx.annotation.NonNull;
 import androidx.annotation.Nullable;
 import androidx.fragment.app.DialogFragment;
+import androidx.fragment.app.FragmentManager;
 
 import org.schabi.newpipe.NewPipeDatabase;
 import org.schabi.newpipe.database.stream.model.StreamEntity;
 import org.schabi.newpipe.local.playlist.LocalPlaylistManager;
+import org.schabi.newpipe.player.Player;
 import org.schabi.newpipe.util.StateSaver;
 
 import java.util.List;
+import java.util.Objects;
 import java.util.Queue;
 import java.util.function.Consumer;
+import java.util.stream.Collectors;
+import java.util.stream.Stream;
 
 import io.reactivex.rxjava3.android.schedulers.AndroidSchedulers;
 import io.reactivex.rxjava3.disposables.Disposable;
@@ -131,13 +136,13 @@ public abstract class PlaylistDialog extends DialogFragment implements StateSave
      * @param context        context used for accessing the database
      * @param streamEntities used for crating the dialog
      * @param onExec         execution that should occur after a dialog got created, e.g. showing it
-     * @return Disposable
+     * @return the disposable that was created
      */
     public static Disposable createCorrespondingDialog(
             final Context context,
             final List<StreamEntity> streamEntities,
-            final Consumer<PlaylistDialog> onExec
-    ) {
+            final Consumer<PlaylistDialog> onExec) {
+
         return new LocalPlaylistManager(NewPipeDatabase.getInstance(context))
                 .hasPlaylists()
                 .observeOn(AndroidSchedulers.mainThread())
@@ -147,4 +152,30 @@ public abstract class PlaylistDialog extends DialogFragment implements StateSave
                                 : PlaylistCreationDialog.newInstance(streamEntities))
                 );
     }
+
+    /**
+     * Creates a {@link PlaylistAppendDialog} when playlists exists,
+     * otherwise a {@link PlaylistCreationDialog}. If the player's play queue is null or empty, no
+     * dialog will be created.
+     *
+     * @param player          the player from which to extract the context and the play queue
+     * @param fragmentManager the fragment manager to use to show the dialog
+     * @return the disposable that was created
+     */
+    public static Disposable showForPlayQueue(
+            final Player player,
+            @NonNull final FragmentManager fragmentManager) {
+
+        final List<StreamEntity> streamEntities = Stream.of(player.getPlayQueue())
+                .filter(Objects::nonNull)
+                .flatMap(playQueue -> playQueue.getStreams().stream())
+                .map(StreamEntity::new)
+                .collect(Collectors.toList());
+        if (streamEntities.isEmpty()) {
+            return Disposable.empty();
+        }
+
+        return PlaylistDialog.createCorrespondingDialog(player.getContext(), streamEntities,
+                dialog -> dialog.show(fragmentManager, "PlaylistDialog"));
+    }
 }

app/src/main/java/org/schabi/newpipe/local/playlist/LocalPlaylistFragment.java

@@ -44,7 +44,7 @@ import org.schabi.newpipe.extractor.stream.StreamInfoItem;
 import org.schabi.newpipe.info_list.dialog.InfoItemDialog;
 import org.schabi.newpipe.local.BaseLocalListFragment;
 import org.schabi.newpipe.local.history.HistoryRecordManager;
-import org.schabi.newpipe.player.MainPlayer.PlayerType;
+import org.schabi.newpipe.player.PlayerType;
 import org.schabi.newpipe.player.playqueue.PlayQueue;
 import org.schabi.newpipe.player.playqueue.SinglePlayQueue;
 import org.schabi.newpipe.util.Localization;

app/src/main/java/org/schabi/newpipe/player/MainPlayer.java

@@ -1,259 +0,0 @@
-/*
- * Copyright 2017 Mauricio Colli <mauriciocolli@outlook.com>
- * Part of NewPipe
- *
- * License: GPL-3.0+
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program. If not, see <http://www.gnu.org/licenses/>.
- */
-
-package org.schabi.newpipe.player;
-
-import android.app.Service;
-import android.content.Context;
-import android.content.Intent;
-import android.os.Binder;
-import android.os.IBinder;
-import android.util.Log;
-import android.view.LayoutInflater;
-import android.view.View;
-import android.view.ViewGroup;
-import android.view.WindowManager;
-
-import androidx.annotation.Nullable;
-import androidx.core.content.ContextCompat;
-
-import org.schabi.newpipe.App;
-import org.schabi.newpipe.databinding.PlayerBinding;
-import org.schabi.newpipe.util.DeviceUtils;
-import org.schabi.newpipe.util.ThemeHelper;
-
-import static org.schabi.newpipe.util.Localization.assureCorrectAppLanguage;
-
-
-/**
- * One service for all players.
- *
- * @author mauriciocolli
- */
-public final class MainPlayer extends Service {
-    private static final String TAG = "MainPlayer";
-    private static final boolean DEBUG = Player.DEBUG;
-
-    private Player player;
-    private WindowManager windowManager;
-
-    private final IBinder mBinder = new MainPlayer.LocalBinder();
-
-    public enum PlayerType {
-        VIDEO,
-        AUDIO,
-        POPUP
-    }
-
-    /*//////////////////////////////////////////////////////////////////////////
-    // Notification
-    //////////////////////////////////////////////////////////////////////////*/
-
-    static final String ACTION_CLOSE
-            = App.PACKAGE_NAME + ".player.MainPlayer.CLOSE";
-    static final String ACTION_PLAY_PAUSE
-            = App.PACKAGE_NAME + ".player.MainPlayer.PLAY_PAUSE";
-    static final String ACTION_REPEAT
-            = App.PACKAGE_NAME + ".player.MainPlayer.REPEAT";
-    static final String ACTION_PLAY_NEXT
-            = App.PACKAGE_NAME + ".player.MainPlayer.ACTION_PLAY_NEXT";
-    static final String ACTION_PLAY_PREVIOUS
-            = App.PACKAGE_NAME + ".player.MainPlayer.ACTION_PLAY_PREVIOUS";
-    static final String ACTION_FAST_REWIND
-            = App.PACKAGE_NAME + ".player.MainPlayer.ACTION_FAST_REWIND";
-    static final String ACTION_FAST_FORWARD
-            = App.PACKAGE_NAME + ".player.MainPlayer.ACTION_FAST_FORWARD";
-    static final String ACTION_SHUFFLE
-            = App.PACKAGE_NAME + ".player.MainPlayer.ACTION_SHUFFLE";
-    public static final String ACTION_RECREATE_NOTIFICATION
-            = App.PACKAGE_NAME + ".player.MainPlayer.ACTION_RECREATE_NOTIFICATION";
-
-    /*//////////////////////////////////////////////////////////////////////////
-    // Service's LifeCycle
-    //////////////////////////////////////////////////////////////////////////*/
-
-    @Override
-    public void onCreate() {
-        if (DEBUG) {
-            Log.d(TAG, "onCreate() called");
-        }
-        assureCorrectAppLanguage(this);
-        windowManager = ContextCompat.getSystemService(this, WindowManager.class);
-
-        ThemeHelper.setTheme(this);
-        createView();
-    }
-
-    private void createView() {
-        final PlayerBinding binding = PlayerBinding.inflate(LayoutInflater.from(this));
-
-        player = new Player(this);
-        player.setupFromView(binding);
-
-        NotificationUtil.getInstance().createNotificationAndStartForeground(player, this);
-    }
-
-    @Override
-    public int onStartCommand(final Intent intent, final int flags, final int startId) {
-        if (DEBUG) {
-            Log.d(TAG, "onStartCommand() called with: intent = [" + intent
-                    + "], flags = [" + flags + "], startId = [" + startId + "]");
-        }
-        if (Intent.ACTION_MEDIA_BUTTON.equals(intent.getAction())
-                && player.getPlayQueue() == null) {
-            // Player is not working, no need to process media button's action
-            return START_NOT_STICKY;
-        }
-
-        if (Intent.ACTION_MEDIA_BUTTON.equals(intent.getAction())
-                || intent.getStringExtra(Player.PLAY_QUEUE_KEY) != null) {
-            NotificationUtil.getInstance().createNotificationAndStartForeground(player, this);
-        }
-
-        player.handleIntent(intent);
-        if (player.getMediaSessionManager() != null) {
-            player.getMediaSessionManager().handleMediaButtonIntent(intent);
-        }
-        return START_NOT_STICKY;
-    }
-
-    public void stopForImmediateReusing() {
-        if (DEBUG) {
-            Log.d(TAG, "stopForImmediateReusing() called");
-        }
-
-        if (!player.exoPlayerIsNull()) {
-            player.saveWasPlaying();
-
-            // Releases wifi & cpu, disables keepScreenOn, etc.
-            // We can't just pause the player here because it will make transition
-            // from one stream to a new stream not smooth
-            player.smoothStopPlayer();
-            player.setRecovery();
-
-            // Android TV will handle back button in case controls will be visible
-            // (one more additional unneeded click while the player is hidden)
-            player.hideControls(0, 0);
-            player.closeItemsList();
-
-            // Notification shows information about old stream but if a user selects
-            // a stream from backStack it's not actual anymore
-            // So we should hide the notification at all.
-            // When autoplay enabled such notification flashing is annoying so skip this case
-        }
-    }
-
-    @Override
-    public void onTaskRemoved(final Intent rootIntent) {
-        super.onTaskRemoved(rootIntent);
-        if (!player.videoPlayerSelected()) {
-            return;
-        }
-        onDestroy();
-        // Unload from memory completely
-        Runtime.getRuntime().halt(0);
-    }
-
-    @Override
-    public void onDestroy() {
-        if (DEBUG) {
-            Log.d(TAG, "destroy() called");
-        }
-        cleanup();
-    }
-
-    private void cleanup() {
-        if (player != null) {
-            // Exit from fullscreen when user closes the player via notification
-            if (player.isFullscreen()) {
-                player.toggleFullscreen();
-            }
-            removeViewFromParent();
-
-            player.saveStreamProgressState();
-            player.setRecovery();
-            player.stopActivityBinding();
-            player.removePopupFromView();
-            player.destroy();
-
-            player = null;
-        }
-    }
-
-    public void stopService() {
-        NotificationUtil.getInstance().cancelNotificationAndStopForeground(this);
-        cleanup();
-        stopSelf();
-    }
-
-    @Override
-    protected void attachBaseContext(final Context base) {
-        super.attachBaseContext(AudioServiceLeakFix.preventLeakOf(base));
-    }
-
-    @Override
-    public IBinder onBind(final Intent intent) {
-        return mBinder;
-    }
-
-    /*//////////////////////////////////////////////////////////////////////////
-    // Utils
-    //////////////////////////////////////////////////////////////////////////*/
-
-    boolean isLandscape() {
-        // DisplayMetrics from activity context knows about MultiWindow feature
-        // while DisplayMetrics from app context doesn't
-        return DeviceUtils.isLandscape(player != null && player.getParentActivity() != null
-                ? player.getParentActivity() : this);
-    }
-
-    @Nullable
-    public View getView() {
-        if (player == null) {
-            return null;
-        }
-
-        return player.getRootView();
-    }
-
-    public void removeViewFromParent() {
-        if (getView() != null && getView().getParent() != null) {
-            if (player.getParentActivity() != null) {
-                // This means view was added to fragment
-                final ViewGroup parent = (ViewGroup) getView().getParent();
-                parent.removeView(getView());
-            } else {
-                // This means view was added by windowManager for popup player
-                windowManager.removeViewImmediate(getView());
-            }
-        }
-    }
-
-
-    public class LocalBinder extends Binder {
-
-        public MainPlayer getService() {
-            return MainPlayer.this;
-        }
-
-        public Player getPlayer() {
-            return MainPlayer.this.player;
-        }
-    }
-}

app/src/main/java/org/schabi/newpipe/player/PlayQueueActivity.java

@@ -29,6 +29,7 @@ import org.schabi.newpipe.R;
 import org.schabi.newpipe.databinding.ActivityPlayerQueueControlBinding;
 import org.schabi.newpipe.extractor.stream.StreamInfo;
 import org.schabi.newpipe.fragments.OnScrollBelowItemsListener;
+import org.schabi.newpipe.local.dialog.PlaylistDialog;
 import org.schabi.newpipe.player.event.PlayerEventListener;
 import org.schabi.newpipe.player.helper.PlaybackParameterDialog;
 import org.schabi.newpipe.player.playqueue.PlayQueue;
@@ -51,7 +52,7 @@ public final class PlayQueueActivity extends AppCompatActivity
 
     private static final int SMOOTH_SCROLL_MAXIMUM_DISTANCE = 80;
 
-    protected Player player;
+    private Player player;
 
     private boolean serviceBound;
     private ServiceConnection serviceConnection;
@@ -126,13 +127,13 @@ public final class PlayQueueActivity extends AppCompatActivity
                 NavigationHelper.openSettings(this);
                 return true;
             case R.id.action_append_playlist:
-                player.onAddToPlaylistClicked(getSupportFragmentManager());
+                PlaylistDialog.showForPlayQueue(player, getSupportFragmentManager());
                 return true;
             case R.id.action_playback_speed:
                 openPlaybackParameterDialog();
                 return true;
             case R.id.action_mute:
-                player.onMuteUnmuteButtonClicked();
+                player.toggleMute();
                 return true;
             case R.id.action_system_audio:
                 startActivity(new Intent(Settings.ACTION_SOUND_SETTINGS));
@@ -168,7 +169,7 @@ public final class PlayQueueActivity extends AppCompatActivity
     ////////////////////////////////////////////////////////////////////////////
 
     private void bind() {
-        final Intent bindIntent = new Intent(this, MainPlayer.class);
+        final Intent bindIntent = new Intent(this, PlayerService.class);
         final boolean success = bindService(bindIntent, serviceConnection, BIND_AUTO_CREATE);
         if (!success) {
             unbindService(serviceConnection);
@@ -184,10 +185,7 @@ public final class PlayQueueActivity extends AppCompatActivity
                 player.removeActivityListener(this);
             }
 
-            if (player != null && player.getPlayQueueAdapter() != null) {
-                player.getPlayQueueAdapter().unsetSelectedListener();
-            }
-            queueControlBinding.playQueue.setAdapter(null);
+            onQueueUpdate(null);
             if (itemTouchHelper != null) {
                 itemTouchHelper.attachToRecyclerView(null);
             }
@@ -208,17 +206,15 @@ public final class PlayQueueActivity extends AppCompatActivity
             public void onServiceConnected(final ComponentName name, final IBinder service) {
                 Log.d(TAG, "Player service is connected");
 
-                if (service instanceof PlayerServiceBinder) {
-                    player = ((PlayerServiceBinder) service).getPlayerInstance();
-                } else if (service instanceof MainPlayer.LocalBinder) {
-                    player = ((MainPlayer.LocalBinder) service).getPlayer();
+                if (service instanceof PlayerService.LocalBinder) {
+                    player = ((PlayerService.LocalBinder) service).getPlayer();
                 }
 
-                if (player == null || player.getPlayQueue() == null
-                        || player.getPlayQueueAdapter() == null || player.exoPlayerIsNull()) {
+                if (player == null || player.getPlayQueue() == null || player.exoPlayerIsNull()) {
                     unbind();
                     finish();
                 } else {
+                    onQueueUpdate(player.getPlayQueue());
                     buildComponents();
                     if (player != null) {
                         player.setActivityListener(PlayQueueActivity.this);
@@ -241,7 +237,6 @@ public final class PlayQueueActivity extends AppCompatActivity
 
     private void buildQueue() {
         queueControlBinding.playQueue.setLayoutManager(new LinearLayoutManager(this));
-        queueControlBinding.playQueue.setAdapter(player.getPlayQueueAdapter());
         queueControlBinding.playQueue.setClickable(true);
         queueControlBinding.playQueue.setLongClickable(true);
         queueControlBinding.playQueue.clearOnScrollListeners();
@@ -249,8 +244,6 @@ public final class PlayQueueActivity extends AppCompatActivity
 
         itemTouchHelper = new ItemTouchHelper(getItemTouchCallback());
         itemTouchHelper.attachToRecyclerView(queueControlBinding.playQueue);
-
-        player.getPlayQueueAdapter().setSelectedListener(getOnSelectedListener());
     }
 
     private void buildMetadata() {
@@ -370,7 +363,7 @@ public final class PlayQueueActivity extends AppCompatActivity
         }
 
         if (view.getId() == queueControlBinding.controlRepeat.getId()) {
-            player.onRepeatClicked();
+            player.cycleNextRepeatMode();
         } else if (view.getId() == queueControlBinding.controlBackward.getId()) {
             player.playPrevious();
         } else if (view.getId() == queueControlBinding.controlFastRewind.getId()) {
@@ -382,7 +375,7 @@ public final class PlayQueueActivity extends AppCompatActivity
         } else if (view.getId() == queueControlBinding.controlForward.getId()) {
             player.playNext();
         } else if (view.getId() == queueControlBinding.controlShuffle.getId()) {
-            player.onShuffleClicked();
+            player.toggleShuffleModeEnabled();
         } else if (view.getId() == queueControlBinding.metadata.getId()) {
             scrollToSelected();
         } else if (view.getId() == queueControlBinding.liveSync.getId()) {
@@ -445,7 +438,14 @@ public final class PlayQueueActivity extends AppCompatActivity
     ////////////////////////////////////////////////////////////////////////////
 
     @Override
-    public void onQueueUpdate(final PlayQueue queue) {
+    public void onQueueUpdate(@Nullable final PlayQueue queue) {
+        if (queue == null) {
+            queueControlBinding.playQueue.setAdapter(null);
+        } else {
+            final PlayQueueAdapter adapter = new PlayQueueAdapter(this, queue);
+            adapter.setSelectedListener(getOnSelectedListener());
+            queueControlBinding.playQueue.setAdapter(adapter);
+        }
     }
 
     @Override
@@ -454,7 +454,6 @@ public final class PlayQueueActivity extends AppCompatActivity
         onStateChanged(state);
         onPlayModeChanged(repeatMode, shuffled);
         onPlaybackParameterChanged(parameters);
-        onMaybePlaybackAdapterChanged();
         onMaybeMuteChanged();
     }
 
@@ -582,17 +581,6 @@ public final class PlayQueueActivity extends AppCompatActivity
         }
     }
 
-    private void onMaybePlaybackAdapterChanged() {
-        if (player == null) {
-            return;
-        }
-        final PlayQueueAdapter maybeNewAdapter = player.getPlayQueueAdapter();
-        if (maybeNewAdapter != null
-                && queueControlBinding.playQueue.getAdapter() != maybeNewAdapter) {
-            queueControlBinding.playQueue.setAdapter(maybeNewAdapter);
-        }
-    }
-
     private void onMaybeMuteChanged() {
         if (menu != null && player != null) {
             final MenuItem item = menu.findItem(R.id.action_mute);

app/src/main/java/org/schabi/newpipe/player/PlayerService.java

@@ -0,0 +1,149 @@
+/*
+ * Copyright 2017 Mauricio Colli <mauriciocolli@outlook.com>
+ * Part of NewPipe
+ *
+ * License: GPL-3.0+
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+package org.schabi.newpipe.player;
+
+import static org.schabi.newpipe.util.Localization.assureCorrectAppLanguage;
+
+import android.app.Service;
+import android.content.Context;
+import android.content.Intent;
+import android.os.Binder;
+import android.os.IBinder;
+import android.util.Log;
+
+import org.schabi.newpipe.util.ThemeHelper;
+
+
+/**
+ * One service for all players.
+ */
+public final class PlayerService extends Service {
+    private static final String TAG = PlayerService.class.getSimpleName();
+    private static final boolean DEBUG = Player.DEBUG;
+
+    private Player player;
+
+    private final IBinder mBinder = new PlayerService.LocalBinder();
+
+
+    /*//////////////////////////////////////////////////////////////////////////
+    // Service's LifeCycle
+    //////////////////////////////////////////////////////////////////////////*/
+
+    @Override
+    public void onCreate() {
+        if (DEBUG) {
+            Log.d(TAG, "onCreate() called");
+        }
+        assureCorrectAppLanguage(this);
+        ThemeHelper.setTheme(this);
+
+        player = new Player(this);
+    }
+
+    @Override
+    public int onStartCommand(final Intent intent, final int flags, final int startId) {
+        if (DEBUG) {
+            Log.d(TAG, "onStartCommand() called with: intent = [" + intent
+                    + "], flags = [" + flags + "], startId = [" + startId + "]");
+        }
+
+        if (Intent.ACTION_MEDIA_BUTTON.equals(intent.getAction())
+                && player.getPlayQueue() == null) {
+            // No need to process media button's actions if the player is not working, otherwise the
+            // player service would strangely start with nothing to play
+            return START_NOT_STICKY;
+        }
+
+        player.handleIntent(intent);
+        if (player.getMediaSessionManager() != null) {
+            player.getMediaSessionManager().handleMediaButtonIntent(intent);
+        }
+
+        return START_NOT_STICKY;
+    }
+
+    public void stopForImmediateReusing() {
+        if (DEBUG) {
+            Log.d(TAG, "stopForImmediateReusing() called");
+        }
+
+        if (!player.exoPlayerIsNull()) {
+            player.saveWasPlaying();
+
+            // Releases wifi & cpu, disables keepScreenOn, etc.
+            // We can't just pause the player here because it will make transition
+            // from one stream to a new stream not smooth
+            player.smoothStopForImmediateReusing();
+        }
+    }
+
+    @Override
+    public void onTaskRemoved(final Intent rootIntent) {
+        super.onTaskRemoved(rootIntent);
+        if (!player.videoPlayerSelected()) {
+            return;
+        }
+        onDestroy();
+        // Unload from memory completely
+        Runtime.getRuntime().halt(0);
+    }
+
+    @Override
+    public void onDestroy() {
+        if (DEBUG) {
+            Log.d(TAG, "destroy() called");
+        }
+        cleanup();
+    }
+
+    private void cleanup() {
+        if (player != null) {
+            player.destroy();
+            player = null;
+        }
+    }
+
+    public void stopService() {
+        cleanup();
+        stopSelf();
+    }
+
+    @Override
+    protected void attachBaseContext(final Context base) {
+        super.attachBaseContext(AudioServiceLeakFix.preventLeakOf(base));
+    }
+
+    @Override
+    public IBinder onBind(final Intent intent) {
+        return mBinder;
+    }
+
+    public class LocalBinder extends Binder {
+
+        public PlayerService getService() {
+            return PlayerService.this;
+        }
+
+        public Player getPlayer() {
+            return PlayerService.this.player;
+        }
+    }
+}

app/src/main/java/org/schabi/newpipe/player/PlayerServiceBinder.java

@@ -1,17 +0,0 @@
-package org.schabi.newpipe.player;
-
-import android.os.Binder;
-
-import androidx.annotation.NonNull;
-
-class PlayerServiceBinder extends Binder {
-    private final Player player;
-
-    PlayerServiceBinder(@NonNull final Player player) {
-        this.player = player;
-    }
-
-    Player getPlayerInstance() {
-        return player;
-    }
-}

app/src/main/java/org/schabi/newpipe/player/PlayerState.java

@@ -1,79 +0,0 @@
-package org.schabi.newpipe.player;
-
-import androidx.annotation.NonNull;
-import androidx.annotation.Nullable;
-
-import org.schabi.newpipe.player.playqueue.PlayQueue;
-
-import java.io.Serializable;
-
-public class PlayerState implements Serializable {
-
-    @NonNull
-    private final PlayQueue playQueue;
-    private final int repeatMode;
-    private final float playbackSpeed;
-    private final float playbackPitch;
-    @Nullable
-    private final String playbackQuality;
-    private final boolean playbackSkipSilence;
-    private final boolean wasPlaying;
-
-    PlayerState(@NonNull final PlayQueue playQueue, final int repeatMode,
-                final float playbackSpeed, final float playbackPitch,
-                final boolean playbackSkipSilence, final boolean wasPlaying) {
-        this(playQueue, repeatMode, playbackSpeed, playbackPitch, null,
-                playbackSkipSilence, wasPlaying);
-    }
-
-    PlayerState(@NonNull final PlayQueue playQueue, final int repeatMode,
-                final float playbackSpeed, final float playbackPitch,
-                @Nullable final String playbackQuality, final boolean playbackSkipSilence,
-                final boolean wasPlaying) {
-        this.playQueue = playQueue;
-        this.repeatMode = repeatMode;
-        this.playbackSpeed = playbackSpeed;
-        this.playbackPitch = playbackPitch;
-        this.playbackQuality = playbackQuality;
-        this.playbackSkipSilence = playbackSkipSilence;
-        this.wasPlaying = wasPlaying;
-    }
-
-    /*//////////////////////////////////////////////////////////////////////////
-    // Serdes
-    //////////////////////////////////////////////////////////////////////////*/
-
-    /*//////////////////////////////////////////////////////////////////////////
-    // Getters
-    //////////////////////////////////////////////////////////////////////////*/
-
-    @NonNull
-    public PlayQueue getPlayQueue() {
-        return playQueue;
-    }
-
-    public int getRepeatMode() {
-        return repeatMode;
-    }
-
-    public float getPlaybackSpeed() {
-        return playbackSpeed;
-    }
-
-    public float getPlaybackPitch() {
-        return playbackPitch;
-    }
-
-    @Nullable
-    public String getPlaybackQuality() {
-        return playbackQuality;
-    }
-
-    public boolean isPlaybackSkipSilence() {
-        return playbackSkipSilence;
-    }
-
-    public boolean wasPlaying() {
-        return wasPlaying;
-    }
-}

app/src/main/java/org/schabi/newpipe/player/PlayerType.java

@@ -0,0 +1,32 @@
+package org.schabi.newpipe.player;
+
+import static org.schabi.newpipe.player.Player.PLAYER_TYPE;
+
+import android.content.Intent;
+
+public enum PlayerType {
+    MAIN,
+    AUDIO,
+    POPUP;
+
+    /**
+     * @return an integer representing this {@link PlayerType}, to be used to save it in intents
+     * @see #retrieveFromIntent(Intent) Use retrieveFromIntent() to retrieve and convert player type
+     *                                  integers from an intent
+     */
+    public int valueForIntent() {
+        return ordinal();
+    }
+
+    /**
+     * @param intent the intent to retrieve a player type from
+     * @return the player type integer retrieved from the intent, converted back into a {@link
+     *         PlayerType}, or {@link PlayerType#MAIN} if there is no player type extra in the
+     *         intent
+     * @throws ArrayIndexOutOfBoundsException if the intent contains an invalid player type integer
+     * @see #valueForIntent() Use valueForIntent() to obtain valid player type integers
+     */
+    public static PlayerType retrieveFromIntent(final Intent intent) {
+        return values()[intent.getIntExtra(PLAYER_TYPE, MAIN.valueForIntent())];
+    }
+}

app/src/main/java/org/schabi/newpipe/player/event/BasePlayerGestureListener.kt

@@ -1,520 +0,0 @@
-package org.schabi.newpipe.player.event
-
-import android.content.Context
-import android.os.Handler
-import android.util.Log
-import android.view.GestureDetector
-import android.view.MotionEvent
-import android.view.View
-import android.view.ViewConfiguration
-import org.schabi.newpipe.ktx.animate
-import org.schabi.newpipe.player.MainPlayer
-import org.schabi.newpipe.player.Player
-import org.schabi.newpipe.player.helper.PlayerHelper
-import org.schabi.newpipe.player.helper.PlayerHelper.savePopupPositionAndSizeToPrefs
-import kotlin.math.abs
-import kotlin.math.hypot
-import kotlin.math.max
-import kotlin.math.min
-
-/**
- * Base gesture handling for [Player]
- *
- * This class contains the logic for the player gestures like View preparations
- * and provides some abstract methods to make it easier separating the logic from the UI.
- */
-abstract class BasePlayerGestureListener(
-    @JvmField
-    protected val player: Player,
-    @JvmField
-    protected val service: MainPlayer
-) : GestureDetector.SimpleOnGestureListener(), View.OnTouchListener {
-
-    // ///////////////////////////////////////////////////////////////////
-    // Abstract methods for VIDEO and POPUP
-    // ///////////////////////////////////////////////////////////////////
-
-    abstract fun onDoubleTap(event: MotionEvent, portion: DisplayPortion)
-
-    abstract fun onSingleTap(playerType: MainPlayer.PlayerType)
-
-    abstract fun onScroll(
-        playerType: MainPlayer.PlayerType,
-        portion: DisplayPortion,
-        initialEvent: MotionEvent,
-        movingEvent: MotionEvent,
-        distanceX: Float,
-        distanceY: Float
-    )
-
-    abstract fun onScrollEnd(playerType: MainPlayer.PlayerType, event: MotionEvent)
-
-    // ///////////////////////////////////////////////////////////////////
-    // Abstract methods for POPUP (exclusive)
-    // ///////////////////////////////////////////////////////////////////
-
-    abstract fun onPopupResizingStart()
-
-    abstract fun onPopupResizingEnd()
-
-    private var initialPopupX: Int = -1
-    private var initialPopupY: Int = -1
-
-    private var isMovingInMain = false
-    private var isMovingInPopup = false
-    private var isResizing = false
-
-    private val tossFlingVelocity = PlayerHelper.getTossFlingVelocity()
-
-    // [popup] initial coordinates and distance between fingers
-    private var initPointerDistance = -1.0
-    private var initFirstPointerX = -1f
-    private var initFirstPointerY = -1f
-    private var initSecPointerX = -1f
-    private var initSecPointerY = -1f
-
-    // ///////////////////////////////////////////////////////////////////
-    // onTouch implementation
-    // ///////////////////////////////////////////////////////////////////
-
-    override fun onTouch(v: View, event: MotionEvent): Boolean {
-        return if (player.popupPlayerSelected()) {
-            onTouchInPopup(v, event)
-        } else {
-            onTouchInMain(v, event)
-        }
-    }
-
-    private fun onTouchInMain(v: View, event: MotionEvent): Boolean {
-        player.gestureDetector.onTouchEvent(event)
-        if (event.action == MotionEvent.ACTION_UP && isMovingInMain) {
-            isMovingInMain = false
-            onScrollEnd(MainPlayer.PlayerType.VIDEO, event)
-        }
-        return when (event.action) {
-            MotionEvent.ACTION_DOWN, MotionEvent.ACTION_MOVE -> {
-                v.parent.requestDisallowInterceptTouchEvent(player.isFullscreen)
-                true
-            }
-            MotionEvent.ACTION_UP -> {
-                v.parent.requestDisallowInterceptTouchEvent(false)
-                false
-            }
-            else -> true
-        }
-    }
-
-    private fun onTouchInPopup(v: View, event: MotionEvent): Boolean {
-        player.gestureDetector.onTouchEvent(event)
-        if (event.pointerCount == 2 && !isMovingInPopup && !isResizing) {
-            if (DEBUG) {
-                Log.d(TAG, "onTouch() 2 finger pointer detected, enabling resizing.")
-            }
-            onPopupResizingStart()
-
-            // record coordinates of fingers
-            initFirstPointerX = event.getX(0)
-            initFirstPointerY = event.getY(0)
-            initSecPointerX = event.getX(1)
-            initSecPointerY = event.getY(1)
-            // record distance between fingers
-            initPointerDistance = hypot(
-                initFirstPointerX - initSecPointerX.toDouble(),
-                initFirstPointerY - initSecPointerY.toDouble()
-            )
-
-            isResizing = true
-        }
-        if (event.action == MotionEvent.ACTION_MOVE && !isMovingInPopup && isResizing) {
-            if (DEBUG) {
-                Log.d(
-                    TAG,
-                    "onTouch() ACTION_MOVE > v = [$v], e1.getRaw =" +
-                        "[${event.rawX}, ${event.rawY}]"
-                )
-            }
-            return handleMultiDrag(event)
-        }
-        if (event.action == MotionEvent.ACTION_UP) {
-            if (DEBUG) {
-                Log.d(
-                    TAG,
-                    "onTouch() ACTION_UP > v = [$v], e1.getRaw =" +
-                        " [${event.rawX}, ${event.rawY}]"
-                )
-            }
-            if (isMovingInPopup) {
-                isMovingInPopup = false
-                onScrollEnd(MainPlayer.PlayerType.POPUP, event)
-            }
-            if (isResizing) {
-                isResizing = false
-
-                initPointerDistance = (-1).toDouble()
-                initFirstPointerX = (-1).toFloat()
-                initFirstPointerY = (-1).toFloat()
-                initSecPointerX = (-1).toFloat()
-                initSecPointerY = (-1).toFloat()
-
-                onPopupResizingEnd()
-                player.changeState(player.currentState)
-            }
-            if (!player.isPopupClosing) {
-                savePopupPositionAndSizeToPrefs(player)
-            }
-        }
-
-        v.performClick()
-        return true
-    }
-
-    private fun handleMultiDrag(event: MotionEvent): Boolean {
-        if (initPointerDistance != -1.0 && event.pointerCount == 2) {
-            // get the movements of the fingers
-            val firstPointerMove = hypot(
-                event.getX(0) - initFirstPointerX.toDouble(),
-                event.getY(0) - initFirstPointerY.toDouble()
-            )
-            val secPointerMove = hypot(
-                event.getX(1) - initSecPointerX.toDouble(),
-                event.getY(1) - initSecPointerY.toDouble()
-            )
-
-            // minimum threshold beyond which pinch gesture will work
-            val minimumMove = ViewConfiguration.get(service).scaledTouchSlop
-
-            if (max(firstPointerMove, secPointerMove) > minimumMove) {
-                // calculate current distance between the pointers
-                val currentPointerDistance = hypot(
-                    event.getX(0) - event.getX(1).toDouble(),
-                    event.getY(0) - event.getY(1).toDouble()
-                )
-
-                val popupWidth = player.popupLayoutParams!!.width.toDouble()
-                // change co-ordinates of popup so the center stays at the same position
-                val newWidth = popupWidth * currentPointerDistance / initPointerDistance
-                initPointerDistance = currentPointerDistance
-                player.popupLayoutParams!!.x += ((popupWidth - newWidth) / 2.0).toInt()
-
-                player.checkPopupPositionBounds()
-                player.updateScreenSize()
-                player.changePopupSize(min(player.screenWidth.toDouble(), newWidth).toInt())
-                return true
-            }
-        }
-        return false
-    }
-
-    // ///////////////////////////////////////////////////////////////////
-    // Simple gestures
-    // ///////////////////////////////////////////////////////////////////
-
-    override fun onDown(e: MotionEvent): Boolean {
-        if (DEBUG)
-            Log.d(TAG, "onDown called with e = [$e]")
-
-        if (isDoubleTapping && isDoubleTapEnabled) {
-            doubleTapControls?.onDoubleTapProgressDown(getDisplayPortion(e))
-            return true
-        }
-
-        return if (player.popupPlayerSelected())
-            onDownInPopup(e)
-        else
-            true
-    }
-
-    private fun onDownInPopup(e: MotionEvent): Boolean {
-        // Fix popup position when the user touch it, it may have the wrong one
-        // because the soft input is visible (the draggable area is currently resized).
-        player.updateScreenSize()
-        player.checkPopupPositionBounds()
-        player.popupLayoutParams?.let {
-            initialPopupX = it.x
-            initialPopupY = it.y
-        }
-        return super.onDown(e)
-    }
-
-    override fun onDoubleTap(e: MotionEvent): Boolean {
-        if (DEBUG)
-            Log.d(TAG, "onDoubleTap called with e = [$e]")
-
-        onDoubleTap(e, getDisplayPortion(e))
-        return true
-    }
-
-    override fun onSingleTapConfirmed(e: MotionEvent): Boolean {
-        if (DEBUG)
-            Log.d(TAG, "onSingleTapConfirmed() called with: e = [$e]")
-
-        if (isDoubleTapping)
-            return true
-
-        if (player.popupPlayerSelected()) {
-            if (player.exoPlayerIsNull())
-                return false
-
-            onSingleTap(MainPlayer.PlayerType.POPUP)
-            return true
-        } else {
-            super.onSingleTapConfirmed(e)
-            if (player.currentState == Player.STATE_BLOCKED)
-                return true
-
-            onSingleTap(MainPlayer.PlayerType.VIDEO)
-        }
-        return true
-    }
-
-    override fun onLongPress(e: MotionEvent?) {
-        if (player.popupPlayerSelected()) {
-            player.updateScreenSize()
-            player.checkPopupPositionBounds()
-            player.changePopupSize(player.screenWidth.toInt())
-        }
-    }
-
-    override fun onScroll(
-        initialEvent: MotionEvent,
-        movingEvent: MotionEvent,
-        distanceX: Float,
-        distanceY: Float
-    ): Boolean {
-        return if (player.popupPlayerSelected()) {
-            onScrollInPopup(initialEvent, movingEvent, distanceX, distanceY)
-        } else {
-            onScrollInMain(initialEvent, movingEvent, distanceX, distanceY)
-        }
-    }
-
-    override fun onFling(
-        e1: MotionEvent?,
-        e2: MotionEvent?,
-        velocityX: Float,
-        velocityY: Float
-    ): Boolean {
-        return if (player.popupPlayerSelected()) {
-            val absVelocityX = abs(velocityX)
-            val absVelocityY = abs(velocityY)
-            if (absVelocityX.coerceAtLeast(absVelocityY) > tossFlingVelocity) {
-                if (absVelocityX > tossFlingVelocity) {
-                    player.popupLayoutParams!!.x = velocityX.toInt()
-                }
-                if (absVelocityY > tossFlingVelocity) {
-                    player.popupLayoutParams!!.y = velocityY.toInt()
-                }
-                player.checkPopupPositionBounds()
-                player.windowManager!!.updateViewLayout(player.rootView, player.popupLayoutParams)
-                return true
-            }
-            return false
-        } else {
-            true
-        }
-    }
-
-    private fun onScrollInMain(
-        initialEvent: MotionEvent,
-        movingEvent: MotionEvent,
-        distanceX: Float,
-        distanceY: Float
-    ): Boolean {
-
-        if (!player.isFullscreen) {
-            return false
-        }
-
-        val isTouchingStatusBar: Boolean = initialEvent.y < getStatusBarHeight(service)
-        val isTouchingNavigationBar: Boolean =
-            initialEvent.y > (player.rootView.height - getNavigationBarHeight(service))
-        if (isTouchingStatusBar || isTouchingNavigationBar) {
-            return false
-        }
-
-        val insideThreshold = abs(movingEvent.y - initialEvent.y) <= MOVEMENT_THRESHOLD
-        if (
-            !isMovingInMain && (insideThreshold || abs(distanceX) > abs(distanceY)) ||
-            player.currentState == Player.STATE_COMPLETED
-        ) {
-            return false
-        }
-
-        isMovingInMain = true
-
-        onScroll(
-            MainPlayer.PlayerType.VIDEO,
-            getDisplayHalfPortion(initialEvent),
-            initialEvent,
-            movingEvent,
-            distanceX,
-            distanceY
-        )
-
-        return true
-    }
-
-    private fun onScrollInPopup(
-        initialEvent: MotionEvent,
-        movingEvent: MotionEvent,
-        distanceX: Float,
-        distanceY: Float
-    ): Boolean {
-
-        if (isResizing) {
-            return super.onScroll(initialEvent, movingEvent, distanceX, distanceY)
-        }
-
-        if (!isMovingInPopup) {
-            player.closeOverlayButton.animate(true, 200)
-        }
-
-        isMovingInPopup = true
-
-        val diffX: Float = (movingEvent.rawX - initialEvent.rawX)
-        var posX: Float = (initialPopupX + diffX)
-        val diffY: Float = (movingEvent.rawY - initialEvent.rawY)
-        var posY: Float = (initialPopupY + diffY)
-
-        if (posX > player.screenWidth - player.popupLayoutParams!!.width) {
-            posX = (player.screenWidth - player.popupLayoutParams!!.width)
-        } else if (posX < 0) {
-            posX = 0f
-        }
-
-        if (posY > player.screenHeight - player.popupLayoutParams!!.height) {
-            posY = (player.screenHeight - player.popupLayoutParams!!.height)
-        } else if (posY < 0) {
-            posY = 0f
-        }
-
-        player.popupLayoutParams!!.x = posX.toInt()
-        player.popupLayoutParams!!.y = posY.toInt()
-
-        onScroll(
-            MainPlayer.PlayerType.POPUP,
-            getDisplayHalfPortion(initialEvent),
-            initialEvent,
-            movingEvent,
-            distanceX,
-            distanceY
-        )
-
-        player.windowManager!!.updateViewLayout(player.rootView, player.popupLayoutParams)
-        return true
-    }
-
-    // ///////////////////////////////////////////////////////////////////
-    // Multi double tapping
-    // ///////////////////////////////////////////////////////////////////
-
-    var doubleTapControls: DoubleTapListener? = null
-        private set
-
-    private val isDoubleTapEnabled: Boolean
-        get() = doubleTapDelay > 0
-
-    var isDoubleTapping = false
-        private set
-
-    fun doubleTapControls(listener: DoubleTapListener) = apply {
-        doubleTapControls = listener
-    }
-
-    private var doubleTapDelay = DOUBLE_TAP_DELAY
-    private val doubleTapHandler: Handler = Handler()
-    private val doubleTapRunnable = Runnable {
-        if (DEBUG)
-            Log.d(TAG, "doubleTapRunnable called")
-
-        isDoubleTapping = false
-        doubleTapControls?.onDoubleTapFinished()
-    }
-
-    fun startMultiDoubleTap(e: MotionEvent) {
-        if (!isDoubleTapping) {
-            if (DEBUG)
-                Log.d(TAG, "startMultiDoubleTap called with e = [$e]")
-
-            keepInDoubleTapMode()
-            doubleTapControls?.onDoubleTapStarted(getDisplayPortion(e))
-        }
-    }
-
-    fun keepInDoubleTapMode() {
-        if (DEBUG)
-            Log.d(TAG, "keepInDoubleTapMode called")
-
-        isDoubleTapping = true
-        doubleTapHandler.removeCallbacks(doubleTapRunnable)
-        doubleTapHandler.postDelayed(doubleTapRunnable, doubleTapDelay)
-    }
-
-    fun endMultiDoubleTap() {
-        if (DEBUG)
-            Log.d(TAG, "endMultiDoubleTap called")
-
-        isDoubleTapping = false
-        doubleTapHandler.removeCallbacks(doubleTapRunnable)
-        doubleTapControls?.onDoubleTapFinished()
-    }
-
-    // ///////////////////////////////////////////////////////////////////
-    // Utils
-    // ///////////////////////////////////////////////////////////////////
-
-    private fun getDisplayPortion(e: MotionEvent): DisplayPortion {
-        return if (player.playerType == MainPlayer.PlayerType.POPUP && player.popupLayoutParams != null) {
-            when {
-                e.x < player.popupLayoutParams!!.width / 3.0 -> DisplayPortion.LEFT
-                e.x > player.popupLayoutParams!!.width * 2.0 / 3.0 -> DisplayPortion.RIGHT
-                else -> DisplayPortion.MIDDLE
-            }
-        } else /* MainPlayer.PlayerType.VIDEO */ {
-            when {
-                e.x < player.rootView.width / 3.0 -> DisplayPortion.LEFT
-                e.x > player.rootView.width * 2.0 / 3.0 -> DisplayPortion.RIGHT
-                else -> DisplayPortion.MIDDLE
-            }
-        }
-    }
-
-    // Currently needed for scrolling since there is no action more the middle portion
-    private fun getDisplayHalfPortion(e: MotionEvent): DisplayPortion {
-        return if (player.playerType == MainPlayer.PlayerType.POPUP) {
-            when {
-                e.x < player.popupLayoutParams!!.width / 2.0 -> DisplayPortion.LEFT_HALF
-                else -> DisplayPortion.RIGHT_HALF
-            }
-        } else /* MainPlayer.PlayerType.VIDEO */ {
-            when {
-                e.x < player.rootView.width / 2.0 -> DisplayPortion.LEFT_HALF
-                else -> DisplayPortion.RIGHT_HALF
-            }
-        }
-    }
-
-    private fun getNavigationBarHeight(context: Context): Int {
-        val resId = context.resources
-            .getIdentifier("navigation_bar_height", "dimen", "android")
-        return if (resId > 0) {
-            context.resources.getDimensionPixelSize(resId)
-        } else 0
-    }
-
-    private fun getStatusBarHeight(context: Context): Int {
-        val resId = context.resources
-            .getIdentifier("status_bar_height", "dimen", "android")
-        return if (resId > 0) {
-            context.resources.getDimensionPixelSize(resId)
-        } else 0
-    }
-
-    companion object {
-        private const val TAG = "BasePlayerGestListener"
-        private val DEBUG = Player.DEBUG
-
-        private const val DOUBLE_TAP_DELAY = 550L
-        private const val MOVEMENT_THRESHOLD = 40
-    }
-}

app/src/main/java/org/schabi/newpipe/player/event/DoubleTapListener.kt

@@ -1,7 +0,0 @@
-package org.schabi.newpipe.player.event
-
-interface DoubleTapListener {
-    fun onDoubleTapStarted(portion: DisplayPortion) {}
-    fun onDoubleTapProgressDown(portion: DisplayPortion) {}
-    fun onDoubleTapFinished() {}
-}

app/src/main/java/org/schabi/newpipe/player/event/PlayerEventListener.java

@@ -1,6 +1,5 @@
 package org.schabi.newpipe.player.event;
 
-
 import com.google.android.exoplayer2.PlaybackParameters;
 
 import org.schabi.newpipe.extractor.stream.StreamInfo;

app/src/main/java/org/schabi/newpipe/player/event/PlayerGestureListener.java

@@ -1,256 +0,0 @@
-package org.schabi.newpipe.player.event;
-
-import static org.schabi.newpipe.ktx.AnimationType.ALPHA;
-import static org.schabi.newpipe.ktx.AnimationType.SCALE_AND_ALPHA;
-import static org.schabi.newpipe.ktx.ViewUtils.animate;
-import static org.schabi.newpipe.player.Player.DEFAULT_CONTROLS_DURATION;
-import static org.schabi.newpipe.player.Player.DEFAULT_CONTROLS_HIDE_TIME;
-import static org.schabi.newpipe.player.Player.STATE_PLAYING;
-
-import android.app.Activity;
-import android.util.Log;
-import android.view.MotionEvent;
-import android.view.View;
-import android.view.Window;
-import android.view.WindowManager;
-import android.widget.ProgressBar;
-
-import androidx.annotation.NonNull;
-import androidx.appcompat.content.res.AppCompatResources;
-
-import org.schabi.newpipe.MainActivity;
-import org.schabi.newpipe.R;
-import org.schabi.newpipe.player.MainPlayer;
-import org.schabi.newpipe.player.Player;
-import org.schabi.newpipe.player.helper.PlayerHelper;
-
-/**
- * GestureListener for the player
- *
- * While {@link BasePlayerGestureListener} contains the logic behind the single gestures
- * this class focuses on the visual aspect like hiding and showing the controls or changing
- * volume/brightness during scrolling for specific events.
- */
-public class PlayerGestureListener
-        extends BasePlayerGestureListener
-        implements View.OnTouchListener {
-    private static final String TAG = PlayerGestureListener.class.getSimpleName();
-    private static final boolean DEBUG = MainActivity.DEBUG;
-
-    private final int maxVolume;
-
-    public PlayerGestureListener(final Player player, final MainPlayer service) {
-        super(player, service);
-        maxVolume = player.getAudioReactor().getMaxVolume();
-    }
-
-    @Override
-    public void onDoubleTap(@NonNull final MotionEvent event,
-                            @NonNull final DisplayPortion portion) {
-        if (DEBUG) {
-            Log.d(TAG, "onDoubleTap called with playerType = ["
-                    + player.getPlayerType() + "], portion = [" + portion + "]");
-        }
-        if (player.isSomePopupMenuVisible()) {
-            player.hideControls(0, 0);
-        }
-
-        if (portion == DisplayPortion.LEFT || portion == DisplayPortion.RIGHT) {
-            startMultiDoubleTap(event);
-        } else if (portion == DisplayPortion.MIDDLE) {
-            player.playPause();
-        }
-    }
-
-    @Override
-    public void onSingleTap(@NonNull final MainPlayer.PlayerType playerType) {
-        if (DEBUG) {
-            Log.d(TAG, "onSingleTap called with playerType = [" + player.getPlayerType() + "]");
-        }
-
-        if (player.isControlsVisible()) {
-            player.hideControls(150, 0);
-            return;
-        }
-        // -- Controls are not visible --
-
-        // When player is completed show controls and don't hide them later
-        if (player.getCurrentState() == Player.STATE_COMPLETED) {
-            player.showControls(0);
-        } else {
-            player.showControlsThenHide();
-        }
-    }
-
-    @Override
-    public void onScroll(@NonNull final MainPlayer.PlayerType playerType,
-                         @NonNull final DisplayPortion portion,
-                         @NonNull final MotionEvent initialEvent,
-                         @NonNull final MotionEvent movingEvent,
-                         final float distanceX, final float distanceY) {
-        if (DEBUG) {
-            Log.d(TAG, "onScroll called with playerType = ["
-                + player.getPlayerType() + "], portion = [" + portion + "]");
-        }
-        if (playerType == MainPlayer.PlayerType.VIDEO) {
-
-            // -- Brightness and Volume control --
-            final boolean isBrightnessGestureEnabled =
-                PlayerHelper.isBrightnessGestureEnabled(service);
-            final boolean isVolumeGestureEnabled = PlayerHelper.isVolumeGestureEnabled(service);
-
-            if (isBrightnessGestureEnabled && isVolumeGestureEnabled) {
-                if (portion == DisplayPortion.LEFT_HALF) {
-                    onScrollMainBrightness(distanceX, distanceY);
-
-                } else /* DisplayPortion.RIGHT_HALF */ {
-                    onScrollMainVolume(distanceX, distanceY);
-                }
-            } else if (isBrightnessGestureEnabled) {
-                onScrollMainBrightness(distanceX, distanceY);
-            } else if (isVolumeGestureEnabled) {
-                onScrollMainVolume(distanceX, distanceY);
-            }
-
-        } else /* MainPlayer.PlayerType.POPUP */ {
-
-            // -- Determine if the ClosingOverlayView (red X) has to be shown or hidden --
-            final View closingOverlayView = player.getClosingOverlayView();
-            final boolean showClosingOverlayView = player.isInsideClosingRadius(movingEvent);
-            // Check if an view is in expected state and if not animate it into the correct state
-            final int expectedVisibility = showClosingOverlayView ? View.VISIBLE : View.GONE;
-            if (closingOverlayView.getVisibility() != expectedVisibility) {
-                animate(closingOverlayView, showClosingOverlayView, 200);
-            }
-        }
-    }
-
-    private void onScrollMainVolume(final float distanceX, final float distanceY) {
-        // If we just started sliding, change the progress bar to match the system volume
-        if (player.getVolumeRelativeLayout().getVisibility() != View.VISIBLE) {
-            final float volumePercent = player
-                    .getAudioReactor().getVolume() / (float) maxVolume;
-            player.getVolumeProgressBar().setProgress(
-                    (int) (volumePercent * player.getMaxGestureLength()));
-        }
-
-        player.getVolumeProgressBar().incrementProgressBy((int) distanceY);
-        final float currentProgressPercent = (float) player
-                .getVolumeProgressBar().getProgress() / player.getMaxGestureLength();
-        final int currentVolume = (int) (maxVolume * currentProgressPercent);
-        player.getAudioReactor().setVolume(currentVolume);
-
-        if (DEBUG) {
-            Log.d(TAG, "onScroll().volumeControl, currentVolume = " + currentVolume);
-        }
-
-        player.getVolumeImageView().setImageDrawable(
-                AppCompatResources.getDrawable(service, currentProgressPercent <= 0
-                        ? R.drawable.ic_volume_off
-                        : currentProgressPercent < 0.25 ? R.drawable.ic_volume_mute
-                        : currentProgressPercent < 0.75 ? R.drawable.ic_volume_down
-                        : R.drawable.ic_volume_up)
-        );
-
-        if (player.getVolumeRelativeLayout().getVisibility() != View.VISIBLE) {
-            animate(player.getVolumeRelativeLayout(), true, 200, SCALE_AND_ALPHA);
-        }
-        if (player.getBrightnessRelativeLayout().getVisibility() == View.VISIBLE) {
-            player.getBrightnessRelativeLayout().setVisibility(View.GONE);
-        }
-    }
-
-    private void onScrollMainBrightness(final float distanceX, final float distanceY) {
-        final Activity parent = player.getParentActivity();
-        if (parent == null) {
-            return;
-        }
-
-        final Window window = parent.getWindow();
-        final WindowManager.LayoutParams layoutParams = window.getAttributes();
-        final ProgressBar bar = player.getBrightnessProgressBar();
-        final float oldBrightness = layoutParams.screenBrightness;
-        bar.setProgress((int) (bar.getMax() * Math.max(0, Math.min(1, oldBrightness))));
-        bar.incrementProgressBy((int) distanceY);
-
-        final float currentProgressPercent = (float) bar.getProgress() / bar.getMax();
-        layoutParams.screenBrightness = currentProgressPercent;
-        window.setAttributes(layoutParams);
-
-        // Save current brightness level
-        PlayerHelper.setScreenBrightness(parent, currentProgressPercent);
-
-        if (DEBUG) {
-            Log.d(TAG, "onScroll().brightnessControl, "
-                    + "currentBrightness = " + currentProgressPercent);
-        }
-
-        player.getBrightnessImageView().setImageDrawable(
-                AppCompatResources.getDrawable(service,
-                        currentProgressPercent < 0.25
-                                ? R.drawable.ic_brightness_low
-                                : currentProgressPercent < 0.75
-                                ? R.drawable.ic_brightness_medium
-                                : R.drawable.ic_brightness_high)
-        );
-
-        if (player.getBrightnessRelativeLayout().getVisibility() != View.VISIBLE) {
-            animate(player.getBrightnessRelativeLayout(), true, 200, SCALE_AND_ALPHA);
-        }
-        if (player.getVolumeRelativeLayout().getVisibility() == View.VISIBLE) {
-            player.getVolumeRelativeLayout().setVisibility(View.GONE);
-        }
-    }
-
-    @Override
-    public void onScrollEnd(@NonNull final MainPlayer.PlayerType playerType,
-                            @NonNull final MotionEvent event) {
-        if (DEBUG) {
-            Log.d(TAG, "onScrollEnd called with playerType = ["
-                + player.getPlayerType() + "]");
-        }
-
-        if (player.isControlsVisible() && player.getCurrentState() == STATE_PLAYING) {
-            player.hideControls(DEFAULT_CONTROLS_DURATION, DEFAULT_CONTROLS_HIDE_TIME);
-        }
-
-        if (playerType == MainPlayer.PlayerType.VIDEO) {
-            if (player.getVolumeRelativeLayout().getVisibility() == View.VISIBLE) {
-                animate(player.getVolumeRelativeLayout(), false, 200, SCALE_AND_ALPHA,
-                        200);
-            }
-            if (player.getBrightnessRelativeLayout().getVisibility() == View.VISIBLE) {
-                animate(player.getBrightnessRelativeLayout(), false, 200, SCALE_AND_ALPHA,
-                        200);
-            }
-        } else /* Popup-Player */ {
-            if (player.isInsideClosingRadius(event)) {
-                player.closePopup();
-            } else if (!player.isPopupClosing()) {
-                animate(player.getCloseOverlayButton(), false, 200);
-                animate(player.getClosingOverlayView(), false, 200);
-            }
-        }
-    }
-
-    @Override
-    public void onPopupResizingStart() {
-        if (DEBUG) {
-            Log.d(TAG, "onPopupResizingStart called");
-        }
-        player.getLoadingPanel().setVisibility(View.GONE);
-
-        player.hideControls(0, 0);
-        animate(player.getFastSeekOverlay(), false, 0);
-        animate(player.getCurrentDisplaySeek(), false, 0, ALPHA, 0);
-    }
-
-    @Override
-    public void onPopupResizingEnd() {
-        if (DEBUG) {
-            Log.d(TAG, "onPopupResizingEnd called");
-        }
-    }
-}
-
-

app/src/main/java/org/schabi/newpipe/player/event/PlayerServiceEventListener.java

@@ -3,6 +3,8 @@ package org.schabi.newpipe.player.event;
 import com.google.android.exoplayer2.PlaybackException;
 
 public interface PlayerServiceEventListener extends PlayerEventListener {
+    void onViewCreated();
+
     void onFullscreenStateChanged(boolean fullscreen);
 
     void onScreenRotationButtonClicked();

app/src/main/java/org/schabi/newpipe/player/event/PlayerServiceExtendedEventListener.java

@@ -1,11 +1,11 @@
 package org.schabi.newpipe.player.event;
 
-import org.schabi.newpipe.player.MainPlayer;
+import org.schabi.newpipe.player.PlayerService;
 import org.schabi.newpipe.player.Player;
 
 public interface PlayerServiceExtendedEventListener extends PlayerServiceEventListener {
     void onServiceConnected(Player player,
-                            MainPlayer playerService,
+                            PlayerService playerService,
                             boolean playAfterConnect);
     void onServiceDisconnected();
 }

app/src/main/java/org/schabi/newpipe/player/gesture/BasePlayerGestureListener.kt

@@ -0,0 +1,186 @@
+package org.schabi.newpipe.player.gesture
+
+import android.os.Handler
+import android.os.Looper
+import android.util.Log
+import android.view.GestureDetector
+import android.view.MotionEvent
+import android.view.View
+import org.schabi.newpipe.databinding.PlayerBinding
+import org.schabi.newpipe.player.Player
+import org.schabi.newpipe.player.ui.VideoPlayerUi
+
+/**
+ * Base gesture handling for [Player]
+ *
+ * This class contains the logic for the player gestures like View preparations
+ * and provides some abstract methods to make it easier separating the logic from the UI.
+ */
+abstract class BasePlayerGestureListener(
+    private val playerUi: VideoPlayerUi,
+) : GestureDetector.SimpleOnGestureListener(), View.OnTouchListener {
+
+    protected val player: Player = playerUi.player
+    protected val binding: PlayerBinding = playerUi.binding
+
+    override fun onTouch(v: View, event: MotionEvent): Boolean {
+        playerUi.gestureDetector.onTouchEvent(event)
+        return false
+    }
+
+    private fun onDoubleTap(
+        event: MotionEvent,
+        portion: DisplayPortion
+    ) {
+        if (DEBUG) {
+            Log.d(
+                TAG,
+                "onDoubleTap called with playerType = [" +
+                    player.playerType + "], portion = [" + portion + "]"
+            )
+        }
+        if (playerUi.isSomePopupMenuVisible) {
+            playerUi.hideControls(0, 0)
+        }
+        if (portion === DisplayPortion.LEFT || portion === DisplayPortion.RIGHT) {
+            startMultiDoubleTap(event)
+        } else if (portion === DisplayPortion.MIDDLE) {
+            player.playPause()
+        }
+    }
+
+    protected fun onSingleTap() {
+        if (playerUi.isControlsVisible) {
+            playerUi.hideControls(150, 0)
+            return
+        }
+        // -- Controls are not visible --
+
+        // When player is completed show controls and don't hide them later
+        if (player.currentState == Player.STATE_COMPLETED) {
+            playerUi.showControls(0)
+        } else {
+            playerUi.showControlsThenHide()
+        }
+    }
+
+    open fun onScrollEnd(event: MotionEvent) {
+        if (DEBUG) {
+            Log.d(
+                TAG,
+                "onScrollEnd called with playerType = [" +
+                    player.playerType + "]"
+            )
+        }
+        if (playerUi.isControlsVisible && player.currentState == Player.STATE_PLAYING) {
+            playerUi.hideControls(
+                VideoPlayerUi.DEFAULT_CONTROLS_DURATION,
+                VideoPlayerUi.DEFAULT_CONTROLS_HIDE_TIME
+            )
+        }
+    }
+
+    // ///////////////////////////////////////////////////////////////////
+    // Simple gestures
+    // ///////////////////////////////////////////////////////////////////
+
+    override fun onDown(e: MotionEvent): Boolean {
+        if (DEBUG)
+            Log.d(TAG, "onDown called with e = [$e]")
+
+        if (isDoubleTapping && isDoubleTapEnabled) {
+            doubleTapControls?.onDoubleTapProgressDown(getDisplayPortion(e))
+            return true
+        }
+
+        if (onDownNotDoubleTapping(e)) {
+            return super.onDown(e)
+        }
+        return true
+    }
+
+    /**
+     * @return true if `super.onDown(e)` should be called, false otherwise
+     */
+    open fun onDownNotDoubleTapping(e: MotionEvent): Boolean {
+        return false // do not call super.onDown(e) by default, overridden for popup player
+    }
+
+    override fun onDoubleTap(e: MotionEvent): Boolean {
+        if (DEBUG)
+            Log.d(TAG, "onDoubleTap called with e = [$e]")
+
+        onDoubleTap(e, getDisplayPortion(e))
+        return true
+    }
+
+    // ///////////////////////////////////////////////////////////////////
+    // Multi double tapping
+    // ///////////////////////////////////////////////////////////////////
+
+    private var doubleTapControls: DoubleTapListener? = null
+
+    private val isDoubleTapEnabled: Boolean
+        get() = doubleTapDelay > 0
+
+    var isDoubleTapping = false
+        private set
+
+    fun doubleTapControls(listener: DoubleTapListener) = apply {
+        doubleTapControls = listener
+    }
+
+    private var doubleTapDelay = DOUBLE_TAP_DELAY
+    private val doubleTapHandler: Handler = Handler(Looper.getMainLooper())
+    private val doubleTapRunnable = Runnable {
+        if (DEBUG)
+            Log.d(TAG, "doubleTapRunnable called")
+
+        isDoubleTapping = false
+        doubleTapControls?.onDoubleTapFinished()
+    }
+
+    private fun startMultiDoubleTap(e: MotionEvent) {
+        if (!isDoubleTapping) {
+            if (DEBUG)
+                Log.d(TAG, "startMultiDoubleTap called with e = [$e]")
+
+            keepInDoubleTapMode()
+            doubleTapControls?.onDoubleTapStarted(getDisplayPortion(e))
+        }
+    }
+
+    fun keepInDoubleTapMode() {
+        if (DEBUG)
+            Log.d(TAG, "keepInDoubleTapMode called")
+
+        isDoubleTapping = true
+        doubleTapHandler.removeCallbacks(doubleTapRunnable)
+        doubleTapHandler.postDelayed(doubleTapRunnable, doubleTapDelay)
+    }
+
+    fun endMultiDoubleTap() {
+        if (DEBUG)
+            Log.d(TAG, "endMultiDoubleTap called")
+
+        isDoubleTapping = false
+        doubleTapHandler.removeCallbacks(doubleTapRunnable)
+        doubleTapControls?.onDoubleTapFinished()
+    }
+
+    // ///////////////////////////////////////////////////////////////////
+    // Utils
+    // ///////////////////////////////////////////////////////////////////
+
+    abstract fun getDisplayPortion(e: MotionEvent): DisplayPortion
+
+    // Currently needed for scrolling since there is no action more the middle portion
+    abstract fun getDisplayHalfPortion(e: MotionEvent): DisplayPortion
+
+    companion object {
+        private const val TAG = "BasePlayerGestListener"
+        private val DEBUG = Player.DEBUG
+
+        private const val DOUBLE_TAP_DELAY = 550L
+    }
+}

app/src/main/java/org/schabi/newpipe/player/gesture/CustomBottomSheetBehavior.java

@@ -1,4 +1,4 @@
-package org.schabi.newpipe.player.event;
+package org.schabi.newpipe.player.gesture;
 
 import android.content.Context;
 import android.graphics.Rect;

app/src/main/java/org/schabi/newpipe/player/gesture/DisplayPortion.kt

@@ -1,4 +1,4 @@
-package org.schabi.newpipe.player.event
+package org.schabi.newpipe.player.gesture
 
 enum class DisplayPortion {
     LEFT, MIDDLE, RIGHT, LEFT_HALF, RIGHT_HALF

app/src/main/java/org/schabi/newpipe/player/gesture/DoubleTapListener.kt

@@ -0,0 +1,7 @@
+package org.schabi.newpipe.player.gesture
+
+interface DoubleTapListener {
+    fun onDoubleTapStarted(portion: DisplayPortion)
+    fun onDoubleTapProgressDown(portion: DisplayPortion)
+    fun onDoubleTapFinished()
+}

app/src/main/java/org/schabi/newpipe/player/gesture/MainPlayerGestureListener.kt

@@ -0,0 +1,234 @@
+package org.schabi.newpipe.player.gesture
+
+import android.util.Log
+import android.view.MotionEvent
+import android.view.View
+import android.view.View.OnTouchListener
+import android.widget.ProgressBar
+import androidx.appcompat.app.AppCompatActivity
+import androidx.appcompat.content.res.AppCompatResources
+import androidx.core.view.isVisible
+import org.schabi.newpipe.MainActivity
+import org.schabi.newpipe.R
+import org.schabi.newpipe.ktx.AnimationType
+import org.schabi.newpipe.ktx.animate
+import org.schabi.newpipe.player.Player
+import org.schabi.newpipe.player.helper.AudioReactor
+import org.schabi.newpipe.player.helper.PlayerHelper
+import org.schabi.newpipe.player.ui.MainPlayerUi
+import org.schabi.newpipe.util.ThemeHelper.getAndroidDimenPx
+import kotlin.math.abs
+import kotlin.math.max
+import kotlin.math.min
+
+/**
+ * GestureListener for the player
+ *
+ * While [BasePlayerGestureListener] contains the logic behind the single gestures
+ * this class focuses on the visual aspect like hiding and showing the controls or changing
+ * volume/brightness during scrolling for specific events.
+ */
+class MainPlayerGestureListener(
+    private val playerUi: MainPlayerUi
+) : BasePlayerGestureListener(playerUi), OnTouchListener {
+    private var isMoving = false
+
+    override fun onTouch(v: View, event: MotionEvent): Boolean {
+        super.onTouch(v, event)
+        if (event.action == MotionEvent.ACTION_UP && isMoving) {
+            isMoving = false
+            onScrollEnd(event)
+        }
+        return when (event.action) {
+            MotionEvent.ACTION_DOWN, MotionEvent.ACTION_MOVE -> {
+                v.parent?.requestDisallowInterceptTouchEvent(playerUi.isFullscreen)
+                true
+            }
+            MotionEvent.ACTION_UP -> {
+                v.parent?.requestDisallowInterceptTouchEvent(false)
+                false
+            }
+            else -> true
+        }
+    }
+
+    override fun onSingleTapConfirmed(e: MotionEvent): Boolean {
+        if (DEBUG)
+            Log.d(TAG, "onSingleTapConfirmed() called with: e = [$e]")
+
+        if (isDoubleTapping)
+            return true
+        super.onSingleTapConfirmed(e)
+
+        if (player.currentState != Player.STATE_BLOCKED)
+            onSingleTap()
+        return true
+    }
+
+    private fun onScrollVolume(distanceY: Float) {
+        val bar: ProgressBar = binding.volumeProgressBar
+        val audioReactor: AudioReactor = player.audioReactor
+
+        // If we just started sliding, change the progress bar to match the system volume
+        if (!binding.volumeRelativeLayout.isVisible) {
+            val volumePercent: Float = audioReactor.volume / audioReactor.maxVolume.toFloat()
+            bar.progress = (volumePercent * bar.max).toInt()
+        }
+
+        // Update progress bar
+        binding.volumeProgressBar.incrementProgressBy(distanceY.toInt())
+
+        // Update volume
+        val currentProgressPercent: Float = bar.progress / bar.max.toFloat()
+        val currentVolume = (audioReactor.maxVolume * currentProgressPercent).toInt()
+        audioReactor.volume = currentVolume
+        if (DEBUG) {
+            Log.d(TAG, "onScroll().volumeControl, currentVolume = $currentVolume")
+        }
+
+        // Update player center image
+        binding.volumeImageView.setImageDrawable(
+            AppCompatResources.getDrawable(
+                player.context,
+                when {
+                    currentProgressPercent <= 0 -> R.drawable.ic_volume_off
+                    currentProgressPercent < 0.25 -> R.drawable.ic_volume_mute
+                    currentProgressPercent < 0.75 -> R.drawable.ic_volume_down
+                    else -> R.drawable.ic_volume_up
+                }
+            )
+        )
+
+        // Make sure the correct layout is visible
+        if (!binding.volumeRelativeLayout.isVisible) {
+            binding.volumeRelativeLayout.animate(true, 200, AnimationType.SCALE_AND_ALPHA)
+        }
+        binding.brightnessRelativeLayout.isVisible = false
+    }
+
+    private fun onScrollBrightness(distanceY: Float) {
+        val parent: AppCompatActivity = playerUi.parentActivity.orElse(null) ?: return
+        val window = parent.window
+        val layoutParams = window.attributes
+        val bar: ProgressBar = binding.brightnessProgressBar
+
+        // Update progress bar
+        val oldBrightness = layoutParams.screenBrightness
+        bar.progress = (bar.max * max(0f, min(1f, oldBrightness))).toInt()
+        bar.incrementProgressBy(distanceY.toInt())
+
+        // Update brightness
+        val currentProgressPercent = bar.progress.toFloat() / bar.max
+        layoutParams.screenBrightness = currentProgressPercent
+        window.attributes = layoutParams
+
+        // Save current brightness level
+        PlayerHelper.setScreenBrightness(parent, currentProgressPercent)
+        if (DEBUG) {
+            Log.d(
+                TAG,
+                "onScroll().brightnessControl, " +
+                    "currentBrightness = " + currentProgressPercent
+            )
+        }
+
+        // Update player center image
+        binding.brightnessImageView.setImageDrawable(
+            AppCompatResources.getDrawable(
+                player.context,
+                when {
+                    currentProgressPercent < 0.25 -> R.drawable.ic_brightness_low
+                    currentProgressPercent < 0.75 -> R.drawable.ic_brightness_medium
+                    else -> R.drawable.ic_brightness_high
+                }
+            )
+        )
+
+        // Make sure the correct layout is visible
+        if (!binding.brightnessRelativeLayout.isVisible) {
+            binding.brightnessRelativeLayout.animate(true, 200, AnimationType.SCALE_AND_ALPHA)
+        }
+        binding.volumeRelativeLayout.isVisible = false
+    }
+
+    override fun onScrollEnd(event: MotionEvent) {
+        super.onScrollEnd(event)
+        if (binding.volumeRelativeLayout.isVisible) {
+            binding.volumeRelativeLayout.animate(false, 200, AnimationType.SCALE_AND_ALPHA, 200)
+        }
+        if (binding.brightnessRelativeLayout.isVisible) {
+            binding.brightnessRelativeLayout.animate(false, 200, AnimationType.SCALE_AND_ALPHA, 200)
+        }
+    }
+
+    override fun onScroll(
+        initialEvent: MotionEvent,
+        movingEvent: MotionEvent,
+        distanceX: Float,
+        distanceY: Float
+    ): Boolean {
+
+        if (!playerUi.isFullscreen) {
+            return false
+        }
+
+        // Calculate heights of status and navigation bars
+        val statusBarHeight = getAndroidDimenPx(player.context, "status_bar_height")
+        val navigationBarHeight = getAndroidDimenPx(player.context, "navigation_bar_height")
+
+        // Do not handle this event if initially it started from status or navigation bars
+        val isTouchingStatusBar = initialEvent.y < statusBarHeight
+        val isTouchingNavigationBar = initialEvent.y > (binding.root.height - navigationBarHeight)
+        if (isTouchingStatusBar || isTouchingNavigationBar) {
+            return false
+        }
+
+        val insideThreshold = abs(movingEvent.y - initialEvent.y) <= MOVEMENT_THRESHOLD
+        if (
+            !isMoving && (insideThreshold || abs(distanceX) > abs(distanceY)) ||
+            player.currentState == Player.STATE_COMPLETED
+        ) {
+            return false
+        }
+
+        isMoving = true
+
+        // -- Brightness and Volume control --
+        val isBrightnessGestureEnabled = PlayerHelper.isBrightnessGestureEnabled(player.context)
+        val isVolumeGestureEnabled = PlayerHelper.isVolumeGestureEnabled(player.context)
+        if (isBrightnessGestureEnabled && isVolumeGestureEnabled) {
+            if (getDisplayHalfPortion(initialEvent) === DisplayPortion.LEFT_HALF) {
+                onScrollBrightness(distanceY)
+            } else /* DisplayPortion.RIGHT_HALF */ {
+                onScrollVolume(distanceY)
+            }
+        } else if (isBrightnessGestureEnabled) {
+            onScrollBrightness(distanceY)
+        } else if (isVolumeGestureEnabled) {
+            onScrollVolume(distanceY)
+        }
+
+        return true
+    }
+
+    override fun getDisplayPortion(e: MotionEvent): DisplayPortion {
+        return when {
+            e.x < binding.root.width / 3.0 -> DisplayPortion.LEFT
+            e.x > binding.root.width * 2.0 / 3.0 -> DisplayPortion.RIGHT
+            else -> DisplayPortion.MIDDLE
+        }
+    }
+
+    override fun getDisplayHalfPortion(e: MotionEvent): DisplayPortion {
+        return when {
+            e.x < binding.root.width / 2.0 -> DisplayPortion.LEFT_HALF
+            else -> DisplayPortion.RIGHT_HALF
+        }
+    }
+
+    companion object {
+        private val TAG = MainPlayerGestureListener::class.java.simpleName
+        private val DEBUG = MainActivity.DEBUG
+        private const val MOVEMENT_THRESHOLD = 40
+    }
+}

app/src/main/java/org/schabi/newpipe/player/gesture/PopupPlayerGestureListener.kt

@@ -0,0 +1,288 @@
+package org.schabi.newpipe.player.gesture
+
+import android.util.Log
+import android.view.MotionEvent
+import android.view.View
+import android.view.ViewConfiguration
+import org.schabi.newpipe.MainActivity
+import org.schabi.newpipe.ktx.AnimationType
+import org.schabi.newpipe.ktx.animate
+import org.schabi.newpipe.player.ui.PopupPlayerUi
+import kotlin.math.abs
+import kotlin.math.hypot
+import kotlin.math.max
+import kotlin.math.min
+
+class PopupPlayerGestureListener(
+    private val playerUi: PopupPlayerUi,
+) : BasePlayerGestureListener(playerUi) {
+
+    private var isMoving = false
+
+    private var initialPopupX: Int = -1
+    private var initialPopupY: Int = -1
+    private var isResizing = false
+
+    // initial coordinates and distance between fingers
+    private var initPointerDistance = -1.0
+    private var initFirstPointerX = -1f
+    private var initFirstPointerY = -1f
+    private var initSecPointerX = -1f
+    private var initSecPointerY = -1f
+
+    override fun onTouch(v: View, event: MotionEvent): Boolean {
+        super.onTouch(v, event)
+        if (event.pointerCount == 2 && !isMoving && !isResizing) {
+            if (DEBUG) {
+                Log.d(TAG, "onTouch() 2 finger pointer detected, enabling resizing.")
+            }
+            onPopupResizingStart()
+
+            // record coordinates of fingers
+            initFirstPointerX = event.getX(0)
+            initFirstPointerY = event.getY(0)
+            initSecPointerX = event.getX(1)
+            initSecPointerY = event.getY(1)
+            // record distance between fingers
+            initPointerDistance = hypot(
+                initFirstPointerX - initSecPointerX.toDouble(),
+                initFirstPointerY - initSecPointerY.toDouble()
+            )
+
+            isResizing = true
+        }
+        if (event.action == MotionEvent.ACTION_MOVE && !isMoving && isResizing) {
+            if (DEBUG) {
+                Log.d(
+                    TAG,
+                    "onTouch() ACTION_MOVE > v = [$v], e1.getRaw =" +
+                        "[${event.rawX}, ${event.rawY}]"
+                )
+            }
+            return handleMultiDrag(event)
+        }
+        if (event.action == MotionEvent.ACTION_UP) {
+            if (DEBUG) {
+                Log.d(
+                    TAG,
+                    "onTouch() ACTION_UP > v = [$v], e1.getRaw =" +
+                        " [${event.rawX}, ${event.rawY}]"
+                )
+            }
+            if (isMoving) {
+                isMoving = false
+                onScrollEnd(event)
+            }
+            if (isResizing) {
+                isResizing = false
+
+                initPointerDistance = (-1).toDouble()
+                initFirstPointerX = (-1).toFloat()
+                initFirstPointerY = (-1).toFloat()
+                initSecPointerX = (-1).toFloat()
+                initSecPointerY = (-1).toFloat()
+
+                onPopupResizingEnd()
+                player.changeState(player.currentState)
+            }
+            if (!playerUi.isPopupClosing) {
+                playerUi.savePopupPositionAndSizeToPrefs()
+            }
+        }
+
+        v.performClick()
+        return true
+    }
+
+    override fun onScrollEnd(event: MotionEvent) {
+        super.onScrollEnd(event)
+        if (playerUi.isInsideClosingRadius(event)) {
+            playerUi.closePopup()
+        } else if (!playerUi.isPopupClosing) {
+            playerUi.closeOverlayBinding.closeButton.animate(false, 200)
+            binding.closingOverlay.animate(false, 200)
+        }
+    }
+
+    private fun handleMultiDrag(event: MotionEvent): Boolean {
+        if (initPointerDistance == -1.0 || event.pointerCount != 2) {
+            return false
+        }
+
+        // get the movements of the fingers
+        val firstPointerMove = hypot(
+            event.getX(0) - initFirstPointerX.toDouble(),
+            event.getY(0) - initFirstPointerY.toDouble()
+        )
+        val secPointerMove = hypot(
+            event.getX(1) - initSecPointerX.toDouble(),
+            event.getY(1) - initSecPointerY.toDouble()
+        )
+
+        // minimum threshold beyond which pinch gesture will work
+        val minimumMove = ViewConfiguration.get(player.context).scaledTouchSlop
+        if (max(firstPointerMove, secPointerMove) <= minimumMove) {
+            return false
+        }
+
+        // calculate current distance between the pointers
+        val currentPointerDistance = hypot(
+            event.getX(0) - event.getX(1).toDouble(),
+            event.getY(0) - event.getY(1).toDouble()
+        )
+
+        val popupWidth = playerUi.popupLayoutParams.width.toDouble()
+        // change co-ordinates of popup so the center stays at the same position
+        val newWidth = popupWidth * currentPointerDistance / initPointerDistance
+        initPointerDistance = currentPointerDistance
+        playerUi.popupLayoutParams.x += ((popupWidth - newWidth) / 2.0).toInt()
+
+        playerUi.checkPopupPositionBounds()
+        playerUi.updateScreenSize()
+        playerUi.changePopupSize(min(playerUi.screenWidth.toDouble(), newWidth).toInt())
+        return true
+    }
+
+    private fun onPopupResizingStart() {
+        if (DEBUG) {
+            Log.d(TAG, "onPopupResizingStart called")
+        }
+        binding.loadingPanel.visibility = View.GONE
+        playerUi.hideControls(0, 0)
+        binding.fastSeekOverlay.animate(false, 0)
+        binding.currentDisplaySeek.animate(false, 0, AnimationType.ALPHA, 0)
+    }
+
+    private fun onPopupResizingEnd() {
+        if (DEBUG) {
+            Log.d(TAG, "onPopupResizingEnd called")
+        }
+    }
+
+    override fun onLongPress(e: MotionEvent?) {
+        playerUi.updateScreenSize()
+        playerUi.checkPopupPositionBounds()
+        playerUi.changePopupSize(playerUi.screenWidth)
+    }
+
+    override fun onFling(
+        e1: MotionEvent?,
+        e2: MotionEvent?,
+        velocityX: Float,
+        velocityY: Float
+    ): Boolean {
+        return if (player.popupPlayerSelected()) {
+            val absVelocityX = abs(velocityX)
+            val absVelocityY = abs(velocityY)
+            if (absVelocityX.coerceAtLeast(absVelocityY) > TOSS_FLING_VELOCITY) {
+                if (absVelocityX > TOSS_FLING_VELOCITY) {
+                    playerUi.popupLayoutParams.x = velocityX.toInt()
+                }
+                if (absVelocityY > TOSS_FLING_VELOCITY) {
+                    playerUi.popupLayoutParams.y = velocityY.toInt()
+                }
+                playerUi.checkPopupPositionBounds()
+                playerUi.windowManager.updateViewLayout(binding.root, playerUi.popupLayoutParams)
+                return true
+            }
+            return false
+        } else {
+            true
+        }
+    }
+
+    override fun onDownNotDoubleTapping(e: MotionEvent): Boolean {
+        // Fix popup position when the user touch it, it may have the wrong one
+        // because the soft input is visible (the draggable area is currently resized).
+        playerUi.updateScreenSize()
+        playerUi.checkPopupPositionBounds()
+        playerUi.popupLayoutParams.let {
+            initialPopupX = it.x
+            initialPopupY = it.y
+        }
+        return true // we want `super.onDown(e)` to be called
+    }
+
+    override fun onSingleTapConfirmed(e: MotionEvent): Boolean {
+        if (DEBUG)
+            Log.d(TAG, "onSingleTapConfirmed() called with: e = [$e]")
+
+        if (isDoubleTapping)
+            return true
+        if (player.exoPlayerIsNull())
+            return false
+
+        onSingleTap()
+        return true
+    }
+
+    override fun onScroll(
+        initialEvent: MotionEvent,
+        movingEvent: MotionEvent,
+        distanceX: Float,
+        distanceY: Float
+    ): Boolean {
+
+        if (isResizing) {
+            return super.onScroll(initialEvent, movingEvent, distanceX, distanceY)
+        }
+
+        if (!isMoving) {
+            playerUi.closeOverlayBinding.closeButton.animate(true, 200)
+        }
+
+        isMoving = true
+
+        val diffX: Float = (movingEvent.rawX - initialEvent.rawX)
+        var posX: Float = (initialPopupX + diffX)
+        val diffY: Float = (movingEvent.rawY - initialEvent.rawY)
+        var posY: Float = (initialPopupY + diffY)
+
+        if (posX > playerUi.screenWidth - playerUi.popupLayoutParams.width) {
+            posX = (playerUi.screenWidth - playerUi.popupLayoutParams.width).toFloat()
+        } else if (posX < 0) {
+            posX = 0f
+        }
+
+        if (posY > playerUi.screenHeight - playerUi.popupLayoutParams.height) {
+            posY = (playerUi.screenHeight - playerUi.popupLayoutParams.height).toFloat()
+        } else if (posY < 0) {
+            posY = 0f
+        }
+
+        playerUi.popupLayoutParams.x = posX.toInt()
+        playerUi.popupLayoutParams.y = posY.toInt()
+
+        // -- Determine if the ClosingOverlayView (red X) has to be shown or hidden --
+        val showClosingOverlayView: Boolean = playerUi.isInsideClosingRadius(movingEvent)
+        // Check if an view is in expected state and if not animate it into the correct state
+        val expectedVisibility = if (showClosingOverlayView) View.VISIBLE else View.GONE
+        if (binding.closingOverlay.visibility != expectedVisibility) {
+            binding.closingOverlay.animate(showClosingOverlayView, 200)
+        }
+
+        playerUi.windowManager.updateViewLayout(binding.root, playerUi.popupLayoutParams)
+        return true
+    }
+
+    override fun getDisplayPortion(e: MotionEvent): DisplayPortion {
+        return when {
+            e.x < playerUi.popupLayoutParams.width / 3.0 -> DisplayPortion.LEFT
+            e.x > playerUi.popupLayoutParams.width * 2.0 / 3.0 -> DisplayPortion.RIGHT
+            else -> DisplayPortion.MIDDLE
+        }
+    }
+
+    override fun getDisplayHalfPortion(e: MotionEvent): DisplayPortion {
+        return when {
+            e.x < playerUi.popupLayoutParams.width / 2.0 -> DisplayPortion.LEFT_HALF
+            else -> DisplayPortion.RIGHT_HALF
+        }
+    }
+
+    companion object {
+        private val TAG = PopupPlayerGestureListener::class.java.simpleName
+        private val DEBUG = MainActivity.DEBUG
+        private const val TOSS_FLING_VELOCITY = 2500
+    }
+}

app/src/main/java/org/schabi/newpipe/player/helper/PlaybackParameterDialog.java

@@ -26,7 +26,7 @@ import androidx.preference.PreferenceManager;
 
 import org.schabi.newpipe.R;
 import org.schabi.newpipe.databinding.DialogPlaybackParameterBinding;
-import org.schabi.newpipe.player.Player;
+import org.schabi.newpipe.player.ui.VideoPlayerUi;
 import org.schabi.newpipe.util.SimpleOnSeekBarChangeListener;
 import org.schabi.newpipe.util.SliderStrategy;
 
@@ -207,7 +207,7 @@ public class PlaybackParameterDialog extends DialogFragment {
                     ? View.VISIBLE
                     : View.GONE);
             animateRotation(binding.pitchToogleControlModes,
-                    Player.DEFAULT_CONTROLS_DURATION,
+                    VideoPlayerUi.DEFAULT_CONTROLS_DURATION,
                     isCurrentlyVisible ? 180 : 0);
         });
 

app/src/main/java/org/schabi/newpipe/player/helper/PlayerHelper.java

@@ -3,8 +3,6 @@ package org.schabi.newpipe.player.helper;
 import static com.google.android.exoplayer2.Player.REPEAT_MODE_ALL;
 import static com.google.android.exoplayer2.Player.REPEAT_MODE_OFF;
 import static com.google.android.exoplayer2.Player.REPEAT_MODE_ONE;
-import static org.schabi.newpipe.player.Player.IDLE_WINDOW_FLAGS;
-import static org.schabi.newpipe.player.Player.PLAYER_TYPE;
 import static org.schabi.newpipe.player.helper.PlayerHelper.AutoplayType.AUTOPLAY_TYPE_ALWAYS;
 import static org.schabi.newpipe.player.helper.PlayerHelper.AutoplayType.AUTOPLAY_TYPE_NEVER;
 import static org.schabi.newpipe.player.helper.PlayerHelper.AutoplayType.AUTOPLAY_TYPE_WIFI;
@@ -15,14 +13,8 @@ import static java.lang.annotation.RetentionPolicy.SOURCE;
 
 import android.annotation.SuppressLint;
 import android.content.Context;
-import android.content.Intent;
 import android.content.SharedPreferences;
-import android.graphics.PixelFormat;
-import android.os.Build;
 import android.provider.Settings;
-import android.view.Gravity;
-import android.view.ViewGroup;
-import android.view.WindowManager;
 import android.view.accessibility.CaptioningManager;
 
 import androidx.annotation.IntDef;
@@ -49,7 +41,6 @@ import org.schabi.newpipe.extractor.stream.StreamInfo;
 import org.schabi.newpipe.extractor.stream.StreamInfoItem;
 import org.schabi.newpipe.extractor.stream.SubtitlesStream;
 import org.schabi.newpipe.extractor.utils.Utils;
-import org.schabi.newpipe.player.MainPlayer;
 import org.schabi.newpipe.player.Player;
 import org.schabi.newpipe.player.playqueue.PlayQueue;
 import org.schabi.newpipe.player.playqueue.PlayQueueItem;
@@ -76,20 +67,6 @@ public final class PlayerHelper {
     private static final NumberFormat SPEED_FORMATTER = new DecimalFormat("0.##x");
     private static final NumberFormat PITCH_FORMATTER = new DecimalFormat("##%");
 
-    /**
-     * Maximum opacity allowed for Android 12 and higher to allow touches on other apps when using
-     * NewPipe's popup player.
-     *
-     * <p>
-     * This value is hardcoded instead of being get dynamically with the method linked of the
-     * constant documentation below, because it is not static and popup player layout parameters
-     * are generated with static methods.
-     * </p>
-     *
-     * @see WindowManager.LayoutParams#FLAG_NOT_TOUCHABLE
-     */
-    private static final float MAXIMUM_OPACITY_ALLOWED_FOR_S_AND_HIGHER = 0.8f;
-
     @Retention(SOURCE)
     @IntDef({AUTOPLAY_TYPE_ALWAYS, AUTOPLAY_TYPE_WIFI,
             AUTOPLAY_TYPE_NEVER})
@@ -339,10 +316,6 @@ public final class PlayerHelper {
         return true;
     }
 
-    public static int getTossFlingVelocity() {
-        return 2500;
-    }
-
     @NonNull
     public static CaptionStyleCompat getCaptionStyle(@NonNull final Context context) {
         final CaptioningManager captioningManager = ContextCompat.getSystemService(context,
@@ -452,12 +425,6 @@ public final class PlayerHelper {
     // Utils used by player
     ////////////////////////////////////////////////////////////////////////////
 
-    public static MainPlayer.PlayerType retrievePlayerTypeFromIntent(final Intent intent) {
-        // If you want to open popup from the app just include Constants.POPUP_ONLY into an extra
-        return MainPlayer.PlayerType.values()[
-                intent.getIntExtra(PLAYER_TYPE, MainPlayer.PlayerType.VIDEO.ordinal())];
-    }
-
     public static boolean isPlaybackResumeEnabled(final Player player) {
         return player.getPrefs().getBoolean(
                 player.getContext().getString(R.string.enable_watch_history_key), true)
@@ -528,90 +495,10 @@ public final class PlayerHelper {
                 .apply();
     }
 
-    /**
-     * @param player {@code screenWidth} and {@code screenHeight} must have been initialized
-     * @return the popup starting layout params
-     */
-    @SuppressLint("RtlHardcoded")
-    public static WindowManager.LayoutParams retrievePopupLayoutParamsFromPrefs(
-            final Player player) {
-        final boolean popupRememberSizeAndPos = player.getPrefs().getBoolean(
-                player.getContext().getString(R.string.popup_remember_size_pos_key), true);
-        final float defaultSize =
-                player.getContext().getResources().getDimension(R.dimen.popup_default_width);
-        final float popupWidth = popupRememberSizeAndPos
-                ? player.getPrefs().getFloat(player.getContext().getString(
-                R.string.popup_saved_width_key), defaultSize)
-                : defaultSize;
-        final float popupHeight = getMinimumVideoHeight(popupWidth);
-
-        final WindowManager.LayoutParams popupLayoutParams = new WindowManager.LayoutParams(
-                (int) popupWidth, (int) popupHeight,
-                popupLayoutParamType(),
-                IDLE_WINDOW_FLAGS,
-                PixelFormat.TRANSLUCENT);
-        popupLayoutParams.gravity = Gravity.LEFT | Gravity.TOP;
-        popupLayoutParams.softInputMode = WindowManager.LayoutParams.SOFT_INPUT_ADJUST_RESIZE;
-
-        final int centerX = (int) (player.getScreenWidth() / 2f - popupWidth / 2f);
-        final int centerY = (int) (player.getScreenHeight() / 2f - popupHeight / 2f);
-        popupLayoutParams.x = popupRememberSizeAndPos
-                ? player.getPrefs().getInt(player.getContext().getString(
-                R.string.popup_saved_x_key), centerX) : centerX;
-        popupLayoutParams.y = popupRememberSizeAndPos
-                ? player.getPrefs().getInt(player.getContext().getString(
-                R.string.popup_saved_y_key), centerY) : centerY;
-
-        return popupLayoutParams;
-    }
-
-    public static void savePopupPositionAndSizeToPrefs(final Player player) {
-        if (player.getPopupLayoutParams() != null) {
-            player.getPrefs().edit()
-                    .putFloat(player.getContext().getString(R.string.popup_saved_width_key),
-                            player.getPopupLayoutParams().width)
-                    .putInt(player.getContext().getString(R.string.popup_saved_x_key),
-                            player.getPopupLayoutParams().x)
-                    .putInt(player.getContext().getString(R.string.popup_saved_y_key),
-                            player.getPopupLayoutParams().y)
-                    .apply();
-        }
-    }
-
     public static float getMinimumVideoHeight(final float width) {
         return width / (16.0f / 9.0f); // Respect the 16:9 ratio that most videos have
     }
 
-    @SuppressLint("RtlHardcoded")
-    public static WindowManager.LayoutParams buildCloseOverlayLayoutParams() {
-        final int flags = WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE
-                | WindowManager.LayoutParams.FLAG_NOT_TOUCHABLE
-                | WindowManager.LayoutParams.FLAG_ALT_FOCUSABLE_IM;
-
-        final WindowManager.LayoutParams closeOverlayLayoutParams = new WindowManager.LayoutParams(
-                ViewGroup.LayoutParams.MATCH_PARENT, ViewGroup.LayoutParams.MATCH_PARENT,
-                popupLayoutParamType(),
-                flags,
-                PixelFormat.TRANSLUCENT);
-
-        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.S) {
-            // Setting maximum opacity allowed for touch events to other apps for Android 12 and
-            // higher to prevent non interaction when using other apps with the popup player
-            closeOverlayLayoutParams.alpha = MAXIMUM_OPACITY_ALLOWED_FOR_S_AND_HIGHER;
-        }
-
-        closeOverlayLayoutParams.gravity = Gravity.LEFT | Gravity.TOP;
-        closeOverlayLayoutParams.softInputMode =
-                WindowManager.LayoutParams.SOFT_INPUT_ADJUST_RESIZE;
-        return closeOverlayLayoutParams;
-    }
-
-    public static int popupLayoutParamType() {
-        return Build.VERSION.SDK_INT < Build.VERSION_CODES.O
-                ? WindowManager.LayoutParams.TYPE_PHONE
-                : WindowManager.LayoutParams.TYPE_APPLICATION_OVERLAY;
-    }
-
     public static int retrieveSeekDurationFromPreferences(final Player player) {
         return Integer.parseInt(Objects.requireNonNull(player.getPrefs().getString(
                 player.getContext().getString(R.string.seek_duration_key),

app/src/main/java/org/schabi/newpipe/player/helper/PlayerHolder.java

@@ -16,8 +16,9 @@ import com.google.android.exoplayer2.PlaybackParameters;
 import org.schabi.newpipe.App;
 import org.schabi.newpipe.MainActivity;
 import org.schabi.newpipe.extractor.stream.StreamInfo;
-import org.schabi.newpipe.player.MainPlayer;
+import org.schabi.newpipe.player.PlayerService;
 import org.schabi.newpipe.player.Player;
+import org.schabi.newpipe.player.PlayerType;
 import org.schabi.newpipe.player.event.PlayerServiceEventListener;
 import org.schabi.newpipe.player.event.PlayerServiceExtendedEventListener;
 import org.schabi.newpipe.player.playqueue.PlayQueue;
@@ -42,17 +43,17 @@ public final class PlayerHolder {
 
     private final PlayerServiceConnection serviceConnection = new PlayerServiceConnection();
     private boolean bound;
-    @Nullable private MainPlayer playerService;
+    @Nullable private PlayerService playerService;
     @Nullable private Player player;
 
     /**
-     * Returns the current {@link MainPlayer.PlayerType} of the {@link MainPlayer} service,
-     * otherwise `null` if no service running.
+     * Returns the current {@link PlayerType} of the {@link PlayerService} service,
+     * otherwise `null` if no service is running.
      *
      * @return Current PlayerType
      */
     @Nullable
-    public MainPlayer.PlayerType getType() {
+    public PlayerType getType() {
         if (player == null) {
             return null;
         }
@@ -122,7 +123,7 @@ public final class PlayerHolder {
         // and NullPointerExceptions inside the service because the service will be
         // bound twice. Prevent it with unbinding first
         unbind(context);
-        ContextCompat.startForegroundService(context, new Intent(context, MainPlayer.class));
+        ContextCompat.startForegroundService(context, new Intent(context, PlayerService.class));
         serviceConnection.doPlayAfterConnect(playAfterConnect);
         bind(context);
     }
@@ -130,7 +131,7 @@ public final class PlayerHolder {
     public void stopService() {
         final Context context = getCommonContext();
         unbind(context);
-        context.stopService(new Intent(context, MainPlayer.class));
+        context.stopService(new Intent(context, PlayerService.class));
     }
 
     class PlayerServiceConnection implements ServiceConnection {
@@ -156,7 +157,7 @@ public final class PlayerHolder {
             if (DEBUG) {
                 Log.d(TAG, "Player service is connected");
             }
-            final MainPlayer.LocalBinder localBinder = (MainPlayer.LocalBinder) service;
+            final PlayerService.LocalBinder localBinder = (PlayerService.LocalBinder) service;
 
             playerService = localBinder.getService();
             player = localBinder.getPlayer();
@@ -172,7 +173,7 @@ public final class PlayerHolder {
             Log.d(TAG, "bind() called");
         }
 
-        final Intent serviceIntent = new Intent(context, MainPlayer.class);
+        final Intent serviceIntent = new Intent(context, PlayerService.class);
         bound = context.bindService(serviceIntent, serviceConnection,
                 Context.BIND_AUTO_CREATE);
         if (!bound) {
@@ -211,6 +212,13 @@ public final class PlayerHolder {
 
     private final PlayerServiceEventListener internalListener =
             new PlayerServiceEventListener() {
+                @Override
+                public void onViewCreated() {
+                    if (listener != null) {
+                        listener.onViewCreated();
+                    }
+                }
+
                 @Override
                 public void onFullscreenStateChanged(final boolean fullscreen) {
                     if (listener != null) {

app/src/main/java/org/schabi/newpipe/player/listeners/view/PlaybackSpeedClickListener.kt

@@ -1,47 +0,0 @@
-package org.schabi.newpipe.player.listeners.view
-
-import android.util.Log
-import android.view.View
-import androidx.appcompat.widget.PopupMenu
-import org.schabi.newpipe.MainActivity
-import org.schabi.newpipe.player.Player
-import org.schabi.newpipe.player.helper.PlaybackParameterDialog
-
-/**
- * Click listener for the playbackSpeed textview of the player
- */
-class PlaybackSpeedClickListener(
-    private val player: Player,
-    private val playbackSpeedPopupMenu: PopupMenu
-) : View.OnClickListener {
-
-    companion object {
-        private const val TAG: String = "PlaybSpeedClickListener"
-    }
-
-    override fun onClick(v: View) {
-        if (MainActivity.DEBUG) {
-            Log.d(TAG, "onPlaybackSpeedClicked() called")
-        }
-
-        if (player.videoPlayerSelected()) {
-            PlaybackParameterDialog.newInstance(
-                player.playbackSpeed.toDouble(),
-                player.playbackPitch.toDouble(),
-                player.playbackSkipSilence
-            ) { speed: Float, pitch: Float, skipSilence: Boolean ->
-                player.setPlaybackParameters(
-                    speed,
-                    pitch,
-                    skipSilence
-                )
-            }
-                .show(player.parentActivity!!.supportFragmentManager, null)
-        } else {
-            playbackSpeedPopupMenu.show()
-            player.isSomePopupMenuVisible = true
-        }
-
-        player.manageControlsAfterOnClick(v)
-    }
-}

app/src/main/java/org/schabi/newpipe/player/listeners/view/QualityClickListener.kt

@@ -1,41 +0,0 @@
-package org.schabi.newpipe.player.listeners.view
-
-import android.annotation.SuppressLint
-import android.util.Log
-import android.view.View
-import androidx.appcompat.widget.PopupMenu
-import org.schabi.newpipe.MainActivity
-import org.schabi.newpipe.extractor.MediaFormat
-import org.schabi.newpipe.player.Player
-
-/**
- * Click listener for the qualityTextView of the player
- */
-class QualityClickListener(
-    private val player: Player,
-    private val qualityPopupMenu: PopupMenu
-) : View.OnClickListener {
-
-    companion object {
-        private const val TAG: String = "QualityClickListener"
-    }
-
-    @SuppressLint("SetTextI18n") // we don't need I18N because of a " "
-    override fun onClick(v: View) {
-        if (MainActivity.DEBUG) {
-            Log.d(TAG, "onQualitySelectorClicked() called")
-        }
-
-        qualityPopupMenu.show()
-        player.isSomePopupMenuVisible = true
-
-        val videoStream = player.selectedVideoStream
-        if (videoStream != null) {
-            player.binding.qualityTextView.text =
-                MediaFormat.getNameById(videoStream.formatId) + " " + videoStream.getResolution()
-        }
-
-        player.saveWasPlaying()
-        player.manageControlsAfterOnClick(v)
-    }
-}

app/src/main/java/org/schabi/newpipe/player/notification/NotificationConstants.java

@@ -1,4 +1,4 @@
-package org.schabi.newpipe.player;
+package org.schabi.newpipe.player.notification;
 
 import android.content.Context;
 import android.content.SharedPreferences;
@@ -7,6 +7,7 @@ import androidx.annotation.DrawableRes;
 import androidx.annotation.IntDef;
 import androidx.annotation.NonNull;
 
+import org.schabi.newpipe.App;
 import org.schabi.newpipe.R;
 import org.schabi.newpipe.util.Localization;
 
@@ -20,7 +21,34 @@ import java.util.TreeSet;
 
 public final class NotificationConstants {
 
-    private NotificationConstants() { }
+    private NotificationConstants() {
+    }
+
+
+
+    /*//////////////////////////////////////////////////////////////////////////
+    // Intent actions
+    //////////////////////////////////////////////////////////////////////////*/
+
+    public static final String ACTION_CLOSE
+            = App.PACKAGE_NAME + ".player.MainPlayer.CLOSE";
+    public static final String ACTION_PLAY_PAUSE
+            = App.PACKAGE_NAME + ".player.MainPlayer.PLAY_PAUSE";
+    public static final String ACTION_REPEAT
+            = App.PACKAGE_NAME + ".player.MainPlayer.REPEAT";
+    public static final String ACTION_PLAY_NEXT
+            = App.PACKAGE_NAME + ".player.MainPlayer.ACTION_PLAY_NEXT";
+    public static final String ACTION_PLAY_PREVIOUS
+            = App.PACKAGE_NAME + ".player.MainPlayer.ACTION_PLAY_PREVIOUS";
+    public static final String ACTION_FAST_REWIND
+            = App.PACKAGE_NAME + ".player.MainPlayer.ACTION_FAST_REWIND";
+    public static final String ACTION_FAST_FORWARD
+            = App.PACKAGE_NAME + ".player.MainPlayer.ACTION_FAST_FORWARD";
+    public static final String ACTION_SHUFFLE
+            = App.PACKAGE_NAME + ".player.MainPlayer.ACTION_SHUFFLE";
+    public static final String ACTION_RECREATE_NOTIFICATION
+            = App.PACKAGE_NAME + ".player.MainPlayer.ACTION_RECREATE_NOTIFICATION";
+
 
 
     public static final int NOTHING = 0;

app/src/main/java/org/schabi/newpipe/player/notification/NotificationPlayerUi.java

@@ -0,0 +1,125 @@
+package org.schabi.newpipe.player.notification;
+
+import static org.schabi.newpipe.player.helper.PlayerHelper.MinimizeMode.MINIMIZE_ON_EXIT_MODE_NONE;
+import static org.schabi.newpipe.player.notification.NotificationConstants.ACTION_RECREATE_NOTIFICATION;
+
+import android.content.Intent;
+import android.graphics.Bitmap;
+
+import androidx.annotation.NonNull;
+import androidx.annotation.Nullable;
+
+import com.google.android.exoplayer2.Player.RepeatMode;
+
+import org.schabi.newpipe.extractor.stream.StreamInfo;
+import org.schabi.newpipe.player.Player;
+import org.schabi.newpipe.player.helper.PlayerHelper;
+import org.schabi.newpipe.player.ui.PlayerUi;
+
+public final class NotificationPlayerUi extends PlayerUi {
+    private boolean foregroundNotificationAlreadyCreated = false;
+    private final NotificationUtil notificationUtil;
+
+    public NotificationPlayerUi(@NonNull final Player player) {
+        super(player);
+        notificationUtil = new NotificationUtil(player);
+    }
+
+    @Override
+    public void initPlayer() {
+        super.initPlayer();
+        if (!foregroundNotificationAlreadyCreated) {
+            notificationUtil.createNotificationAndStartForeground();
+            foregroundNotificationAlreadyCreated = true;
+        }
+    }
+
+    @Override
+    public void destroy() {
+        super.destroy();
+        notificationUtil.cancelNotificationAndStopForeground();
+    }
+
+    @Override
+    public void onThumbnailLoaded(@Nullable final Bitmap bitmap) {
+        super.onThumbnailLoaded(bitmap);
+        notificationUtil.createNotificationIfNeededAndUpdate(false);
+    }
+
+    @Override
+    public void onBlocked() {
+        super.onBlocked();
+        notificationUtil.createNotificationIfNeededAndUpdate(false);
+    }
+
+    @Override
+    public void onPlaying() {
+        super.onPlaying();
+        notificationUtil.createNotificationIfNeededAndUpdate(false);
+    }
+
+    @Override
+    public void onBuffering() {
+        super.onBuffering();
+        if (notificationUtil.shouldUpdateBufferingSlot()) {
+            notificationUtil.createNotificationIfNeededAndUpdate(false);
+        }
+    }
+
+    @Override
+    public void onPaused() {
+        super.onPaused();
+
+        // Remove running notification when user does not want minimization to background or popup
+        if (PlayerHelper.getMinimizeOnExitAction(context) == MINIMIZE_ON_EXIT_MODE_NONE
+                && player.videoPlayerSelected()) {
+            notificationUtil.cancelNotificationAndStopForeground();
+        } else {
+            notificationUtil.createNotificationIfNeededAndUpdate(false);
+        }
+    }
+
+    @Override
+    public void onPausedSeek() {
+        super.onPausedSeek();
+        notificationUtil.createNotificationIfNeededAndUpdate(false);
+    }
+
+    @Override
+    public void onCompleted() {
+        super.onCompleted();
+        notificationUtil.createNotificationIfNeededAndUpdate(false);
+    }
+
+    @Override
+    public void onRepeatModeChanged(@RepeatMode final int repeatMode) {
+        super.onRepeatModeChanged(repeatMode);
+        notificationUtil.createNotificationIfNeededAndUpdate(false);
+    }
+
+    @Override
+    public void onShuffleModeEnabledChanged(final boolean shuffleModeEnabled) {
+        super.onShuffleModeEnabledChanged(shuffleModeEnabled);
+        notificationUtil.createNotificationIfNeededAndUpdate(false);
+    }
+
+    @Override
+    public void onBroadcastReceived(final Intent intent) {
+        super.onBroadcastReceived(intent);
+        if (ACTION_RECREATE_NOTIFICATION.equals(intent.getAction())) {
+            notificationUtil.createNotificationIfNeededAndUpdate(true);
+        }
+    }
+
+    @Override
+    public void onMetadataChanged(@NonNull final StreamInfo info) {
+        super.onMetadataChanged(info);
+        notificationUtil.createNotificationIfNeededAndUpdate(true);
+    }
+
+    @Override
+    public void onPlayQueueEdited() {
+        super.onPlayQueueEdited();
+        notificationUtil.createNotificationIfNeededAndUpdate(false);
+    }
+}

app/src/main/java/org/schabi/newpipe/player/notification/NotificationUtil.java

@@ -1,8 +1,7 @@
-package org.schabi.newpipe.player;
+package org.schabi.newpipe.player.notification;
 
 import android.annotation.SuppressLint;
 import android.app.PendingIntent;
-import android.app.Service;
 import android.content.Intent;
 import android.content.pm.ServiceInfo;
 import android.graphics.Bitmap;
@@ -19,6 +18,7 @@ import androidx.core.content.ContextCompat;
 
 import org.schabi.newpipe.MainActivity;
 import org.schabi.newpipe.R;
+import org.schabi.newpipe.player.Player;
 import org.schabi.newpipe.util.NavigationHelper;
 
 import java.util.List;
@@ -26,14 +26,14 @@ import java.util.List;
 import static android.app.PendingIntent.FLAG_UPDATE_CURRENT;
 import static com.google.android.exoplayer2.Player.REPEAT_MODE_ALL;
 import static com.google.android.exoplayer2.Player.REPEAT_MODE_ONE;
-import static org.schabi.newpipe.player.MainPlayer.ACTION_CLOSE;
-import static org.schabi.newpipe.player.MainPlayer.ACTION_FAST_FORWARD;
-import static org.schabi.newpipe.player.MainPlayer.ACTION_FAST_REWIND;
-import static org.schabi.newpipe.player.MainPlayer.ACTION_PLAY_NEXT;
-import static org.schabi.newpipe.player.MainPlayer.ACTION_PLAY_PAUSE;
-import static org.schabi.newpipe.player.MainPlayer.ACTION_PLAY_PREVIOUS;
-import static org.schabi.newpipe.player.MainPlayer.ACTION_REPEAT;
-import static org.schabi.newpipe.player.MainPlayer.ACTION_SHUFFLE;
+import static org.schabi.newpipe.player.notification.NotificationConstants.ACTION_CLOSE;
+import static org.schabi.newpipe.player.notification.NotificationConstants.ACTION_FAST_FORWARD;
+import static org.schabi.newpipe.player.notification.NotificationConstants.ACTION_FAST_REWIND;
+import static org.schabi.newpipe.player.notification.NotificationConstants.ACTION_PLAY_NEXT;
+import static org.schabi.newpipe.player.notification.NotificationConstants.ACTION_PLAY_PAUSE;
+import static org.schabi.newpipe.player.notification.NotificationConstants.ACTION_PLAY_PREVIOUS;
+import static org.schabi.newpipe.player.notification.NotificationConstants.ACTION_REPEAT;
+import static org.schabi.newpipe.player.notification.NotificationConstants.ACTION_SHUFFLE;
 
 /**
  * This is a utility class for player notifications.
@@ -45,22 +45,16 @@ public final class NotificationUtil {
     private static final boolean DEBUG = Player.DEBUG;
     private static final int NOTIFICATION_ID = 123789;
 
-    @Nullable private static NotificationUtil instance = null;
-
     @NotificationConstants.Action
     private final int[] notificationSlots = NotificationConstants.SLOT_DEFAULTS.clone();
 
     private NotificationManagerCompat notificationManager;
     private NotificationCompat.Builder notificationBuilder;
 
-    private NotificationUtil() {
-    }
+    private final Player player;
 
-    public static NotificationUtil getInstance() {
-        if (instance == null) {
-            instance = new NotificationUtil();
-        }
-        return instance;
+    public NotificationUtil(final Player player) {
+        this.player = player;
     }
 
 
@@ -71,20 +65,18 @@ public final class NotificationUtil {
     /**
      * Creates the notification if it does not exist already and recreates it if forceRecreate is
      * true. Updates the notification with the data in the player.
-     * @param player the player currently open, to take data from
      * @param forceRecreate whether to force the recreation of the notification even if it already
      *                      exists
      */
-    synchronized void createNotificationIfNeededAndUpdate(final Player player,
-                                                          final boolean forceRecreate) {
+    public synchronized void createNotificationIfNeededAndUpdate(final boolean forceRecreate) {
         if (forceRecreate || notificationBuilder == null) {
-            notificationBuilder = createNotification(player);
+            notificationBuilder = createNotification();
         }
-        updateNotification(player);
+        updateNotification();
         notificationManager.notify(NOTIFICATION_ID, notificationBuilder.build());
     }
 
-    private synchronized NotificationCompat.Builder createNotification(final Player player) {
+    private synchronized NotificationCompat.Builder createNotification() {
         if (DEBUG) {
             Log.d(TAG, "createNotification()");
         }
@@ -93,7 +85,7 @@ public final class NotificationUtil {
                 new NotificationCompat.Builder(player.getContext(),
                 player.getContext().getString(R.string.notification_channel_id));
 
-        initializeNotificationSlots(player);
+        initializeNotificationSlots();
 
         // count the number of real slots, to make sure compact slots indices are not out of bound
         int nonNothingSlotCount = 5;
@@ -132,30 +124,29 @@ public final class NotificationUtil {
 
     /**
      * Updates the notification builder and the button icons depending on the playback state.
-     * @param player the player currently open, to take data from
      */
-    private synchronized void updateNotification(final Player player) {
+    private synchronized void updateNotification() {
         if (DEBUG) {
             Log.d(TAG, "updateNotification()");
         }
 
         // also update content intent, in case the user switched players
         notificationBuilder.setContentIntent(PendingIntent.getActivity(player.getContext(),
-                NOTIFICATION_ID, getIntentForNotification(player), FLAG_UPDATE_CURRENT));
+                NOTIFICATION_ID, getIntentForNotification(), FLAG_UPDATE_CURRENT));
         notificationBuilder.setContentTitle(player.getVideoTitle());
         notificationBuilder.setContentText(player.getUploaderName());
         notificationBuilder.setTicker(player.getVideoTitle());
-        updateActions(notificationBuilder, player);
+        updateActions(notificationBuilder);
         final boolean showThumbnail = player.getPrefs().getBoolean(
                 player.getContext().getString(R.string.show_thumbnail_key), true);
         if (showThumbnail) {
-            setLargeIcon(notificationBuilder, player);
+            setLargeIcon(notificationBuilder);
         }
     }
 
 
     @SuppressLint("RestrictedApi")
-    boolean shouldUpdateBufferingSlot() {
+    public boolean shouldUpdateBufferingSlot() {
         if (notificationBuilder == null) {
             // if there is no notification active, there is no point in updating it
             return false;
@@ -173,22 +164,22 @@ public final class NotificationUtil {
     }
 
 
-    void createNotificationAndStartForeground(final Player player, final Service service) {
+    public void createNotificationAndStartForeground() {
         if (notificationBuilder == null) {
-            notificationBuilder = createNotification(player);
+            notificationBuilder = createNotification();
         }
-        updateNotification(player);
+        updateNotification();
 
         if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.Q) {
-            service.startForeground(NOTIFICATION_ID, notificationBuilder.build(),
+            player.getService().startForeground(NOTIFICATION_ID, notificationBuilder.build(),
                     ServiceInfo.FOREGROUND_SERVICE_TYPE_MEDIA_PLAYBACK);
         } else {
-            service.startForeground(NOTIFICATION_ID, notificationBuilder.build());
+            player.getService().startForeground(NOTIFICATION_ID, notificationBuilder.build());
         }
     }
 
-    void cancelNotificationAndStopForeground(final Service service) {
-        ServiceCompat.stopForeground(service, ServiceCompat.STOP_FOREGROUND_REMOVE);
+    public void cancelNotificationAndStopForeground() {
+        ServiceCompat.stopForeground(player.getService(), ServiceCompat.STOP_FOREGROUND_REMOVE);
 
         if (notificationManager != null) {
             notificationManager.cancel(NOTIFICATION_ID);
@@ -202,7 +193,7 @@ public final class NotificationUtil {
     // ACTIONS
     /////////////////////////////////////////////////////
 
-    private void initializeNotificationSlots(final Player player) {
+    private void initializeNotificationSlots() {
         for (int i = 0; i < 5; ++i) {
             notificationSlots[i] = player.getPrefs().getInt(
                     player.getContext().getString(NotificationConstants.SLOT_PREF_KEYS[i]),
@@ -211,17 +202,16 @@ public final class NotificationUtil {
     }
 
     @SuppressLint("RestrictedApi")
-    private void updateActions(final NotificationCompat.Builder builder, final Player player) {
+    private void updateActions(final NotificationCompat.Builder builder) {
         builder.mActions.clear();
         for (int i = 0; i < 5; ++i) {
-            addAction(builder, player, notificationSlots[i]);
+            addAction(builder, notificationSlots[i]);
         }
     }
 
     private void addAction(final NotificationCompat.Builder builder,
-                           final Player player,
                            @NotificationConstants.Action final int slot) {
-        final NotificationCompat.Action action = getAction(player, slot);
+        final NotificationCompat.Action action = getAction(slot);
         if (action != null) {
             builder.addAction(action);
         }
@@ -229,41 +219,40 @@ public final class NotificationUtil {
 
     @Nullable
     private NotificationCompat.Action getAction(
-            final Player player,
             @NotificationConstants.Action final int selectedAction) {
         final int baseActionIcon = NotificationConstants.ACTION_ICONS[selectedAction];
         switch (selectedAction) {
             case NotificationConstants.PREVIOUS:
-                return getAction(player, baseActionIcon,
+                return getAction(baseActionIcon,
                         R.string.exo_controls_previous_description, ACTION_PLAY_PREVIOUS);
 
             case NotificationConstants.NEXT:
-                return getAction(player, baseActionIcon,
+                return getAction(baseActionIcon,
                         R.string.exo_controls_next_description, ACTION_PLAY_NEXT);
 
             case NotificationConstants.REWIND:
-                return getAction(player, baseActionIcon,
+                return getAction(baseActionIcon,
                         R.string.exo_controls_rewind_description, ACTION_FAST_REWIND);
 
             case NotificationConstants.FORWARD:
-                return getAction(player, baseActionIcon,
+                return getAction(baseActionIcon,
                         R.string.exo_controls_fastforward_description, ACTION_FAST_FORWARD);
 
             case NotificationConstants.SMART_REWIND_PREVIOUS:
                 if (player.getPlayQueue() != null && player.getPlayQueue().size() > 1) {
-                    return getAction(player, R.drawable.exo_notification_previous,
+                    return getAction(R.drawable.exo_notification_previous,
                             R.string.exo_controls_previous_description, ACTION_PLAY_PREVIOUS);
                 } else {
-                    return getAction(player, R.drawable.exo_controls_rewind,
+                    return getAction(R.drawable.exo_controls_rewind,
                             R.string.exo_controls_rewind_description, ACTION_FAST_REWIND);
                 }
 
             case NotificationConstants.SMART_FORWARD_NEXT:
                 if (player.getPlayQueue() != null && player.getPlayQueue().size() > 1) {
-                    return getAction(player, R.drawable.exo_notification_next,
+                    return getAction(R.drawable.exo_notification_next,
                             R.string.exo_controls_next_description, ACTION_PLAY_NEXT);
                 } else {
-                    return getAction(player, R.drawable.exo_controls_fastforward,
+                    return getAction(R.drawable.exo_controls_fastforward,
                             R.string.exo_controls_fastforward_description, ACTION_FAST_FORWARD);
                 }
 
@@ -277,44 +266,45 @@ public final class NotificationUtil {
                             null);
                 }
 
+                // fallthrough
             case NotificationConstants.PLAY_PAUSE:
                 if (player.getCurrentState() == Player.STATE_COMPLETED) {
-                    return getAction(player, R.drawable.ic_replay,
+                    return getAction(R.drawable.ic_replay,
                             R.string.exo_controls_pause_description, ACTION_PLAY_PAUSE);
                 } else if (player.isPlaying()
                         || player.getCurrentState() == Player.STATE_PREFLIGHT
                         || player.getCurrentState() == Player.STATE_BLOCKED
                         || player.getCurrentState() == Player.STATE_BUFFERING) {
-                    return getAction(player, R.drawable.exo_notification_pause,
+                    return getAction(R.drawable.exo_notification_pause,
                             R.string.exo_controls_pause_description, ACTION_PLAY_PAUSE);
                 } else {
-                    return getAction(player, R.drawable.exo_notification_play,
+                    return getAction(R.drawable.exo_notification_play,
                             R.string.exo_controls_play_description, ACTION_PLAY_PAUSE);
                 }
 
             case NotificationConstants.REPEAT:
                 if (player.getRepeatMode() == REPEAT_MODE_ALL) {
-                    return getAction(player, R.drawable.exo_media_action_repeat_all,
+                    return getAction(R.drawable.exo_media_action_repeat_all,
                             R.string.exo_controls_repeat_all_description, ACTION_REPEAT);
                 } else if (player.getRepeatMode() == REPEAT_MODE_ONE) {
-                    return getAction(player, R.drawable.exo_media_action_repeat_one,
+                    return getAction(R.drawable.exo_media_action_repeat_one,
                             R.string.exo_controls_repeat_one_description, ACTION_REPEAT);
                 } else /* player.getRepeatMode() == REPEAT_MODE_OFF */ {
-                    return getAction(player, R.drawable.exo_media_action_repeat_off,
+                    return getAction(R.drawable.exo_media_action_repeat_off,
                             R.string.exo_controls_repeat_off_description, ACTION_REPEAT);
                 }
 
             case NotificationConstants.SHUFFLE:
                 if (player.getPlayQueue() != null && player.getPlayQueue().isShuffled()) {
-                    return getAction(player, R.drawable.exo_controls_shuffle_on,
+                    return getAction(R.drawable.exo_controls_shuffle_on,
                             R.string.exo_controls_shuffle_on_description, ACTION_SHUFFLE);
                 } else {
-                    return getAction(player, R.drawable.exo_controls_shuffle_off,
+                    return getAction(R.drawable.exo_controls_shuffle_off,
                             R.string.exo_controls_shuffle_off_description, ACTION_SHUFFLE);
                 }
 
             case NotificationConstants.CLOSE:
-                return getAction(player, R.drawable.ic_close,
+                return getAction(R.drawable.ic_close,
                         R.string.close, ACTION_CLOSE);
 
             case NotificationConstants.NOTHING:
@@ -324,8 +314,7 @@ public final class NotificationUtil {
         }
     }
 
-    private NotificationCompat.Action getAction(final Player player,
-                                                @DrawableRes final int drawable,
+    private NotificationCompat.Action getAction(@DrawableRes final int drawable,
                                                 @StringRes final int title,
                                                 final String intentAction) {
         return new NotificationCompat.Action(drawable, player.getContext().getString(title),
@@ -333,7 +322,7 @@ public final class NotificationUtil {
                         new Intent(intentAction), FLAG_UPDATE_CURRENT));
     }
 
-    private Intent getIntentForNotification(final Player player) {
+    private Intent getIntentForNotification() {
         if (player.audioPlayerSelected() || player.popupPlayerSelected()) {
             // Means we play in popup or audio only. Let's show the play queue
             return NavigationHelper.getPlayQueueActivityIntent(player.getContext());
@@ -353,7 +342,7 @@ public final class NotificationUtil {
     // BITMAP
     /////////////////////////////////////////////////////
 
-    private void setLargeIcon(final NotificationCompat.Builder builder, final Player player) {
+    private void setLargeIcon(final NotificationCompat.Builder builder) {
         final boolean scaleImageToSquareAspectRatio = player.getPrefs().getBoolean(
                 player.getContext().getString(R.string.scale_to_square_image_in_notifications_key),
                 false);

app/src/main/java/org/schabi/newpipe/player/playback/PlayerMediaSession.java

@@ -8,6 +8,7 @@ import android.support.v4.media.MediaMetadataCompat;
 import org.schabi.newpipe.player.Player;
 import org.schabi.newpipe.player.mediasession.MediaSessionCallback;
 import org.schabi.newpipe.player.playqueue.PlayQueueItem;
+import org.schabi.newpipe.player.ui.VideoPlayerUi;
 
 public class PlayerMediaSession implements MediaSessionCallback {
     private final Player player;
@@ -89,7 +90,7 @@ public class PlayerMediaSession implements MediaSessionCallback {
     public void play() {
         player.play();
         // hide the player controls even if the play command came from the media session
-        player.hideControls(0, 0);
+        player.UIs().get(VideoPlayerUi.class).ifPresent(playerUi -> playerUi.hideControls(0, 0));
     }
 
     @Override

app/src/main/java/org/schabi/newpipe/player/ui/MainPlayerUi.java

@@ -0,0 +1,979 @@
+package org.schabi.newpipe.player.ui;
+
+import static android.view.ViewGroup.LayoutParams.MATCH_PARENT;
+import static org.schabi.newpipe.MainActivity.DEBUG;
+import static org.schabi.newpipe.QueueItemMenuUtil.openPopupMenu;
+import static org.schabi.newpipe.ktx.ViewUtils.animate;
+import static org.schabi.newpipe.player.Player.STATE_COMPLETED;
+import static org.schabi.newpipe.player.Player.STATE_PAUSED;
+import static org.schabi.newpipe.player.helper.PlayerHelper.MinimizeMode.MINIMIZE_ON_EXIT_MODE_BACKGROUND;
+import static org.schabi.newpipe.player.helper.PlayerHelper.MinimizeMode.MINIMIZE_ON_EXIT_MODE_NONE;
+import static org.schabi.newpipe.player.helper.PlayerHelper.MinimizeMode.MINIMIZE_ON_EXIT_MODE_POPUP;
+import static org.schabi.newpipe.player.helper.PlayerHelper.getMinimizeOnExitAction;
+import static org.schabi.newpipe.player.helper.PlayerHelper.getTimeString;
+import static org.schabi.newpipe.player.helper.PlayerHelper.globalScreenOrientationLocked;
+import static org.schabi.newpipe.player.notification.NotificationConstants.ACTION_PLAY_PAUSE;
+
+import android.app.Activity;
+import android.content.Context;
+import android.content.Intent;
+import android.content.res.Resources;
+import android.database.ContentObserver;
+import android.graphics.Bitmap;
+import android.graphics.Color;
+import android.os.Handler;
+import android.os.Looper;
+import android.provider.Settings;
+import android.util.DisplayMetrics;
+import android.util.Log;
+import android.util.TypedValue;
+import android.view.KeyEvent;
+import android.view.View;
+import android.view.ViewGroup;
+import android.view.ViewParent;
+import android.view.WindowManager;
+import android.widget.FrameLayout;
+import android.widget.LinearLayout;
+
+import androidx.annotation.NonNull;
+import androidx.annotation.Nullable;
+import androidx.appcompat.app.AppCompatActivity;
+import androidx.appcompat.content.res.AppCompatResources;
+import androidx.fragment.app.FragmentActivity;
+import androidx.recyclerview.widget.ItemTouchHelper;
+import androidx.recyclerview.widget.RecyclerView;
+
+import com.google.android.exoplayer2.video.VideoSize;
+
+import org.schabi.newpipe.R;
+import org.schabi.newpipe.databinding.PlayerBinding;
+import org.schabi.newpipe.extractor.stream.StreamInfo;
+import org.schabi.newpipe.extractor.stream.StreamSegment;
+import org.schabi.newpipe.fragments.OnScrollBelowItemsListener;
+import org.schabi.newpipe.fragments.detail.VideoDetailFragment;
+import org.schabi.newpipe.info_list.StreamSegmentAdapter;
+import org.schabi.newpipe.ktx.AnimationType;
+import org.schabi.newpipe.local.dialog.PlaylistDialog;
+import org.schabi.newpipe.player.Player;
+import org.schabi.newpipe.player.event.PlayerServiceEventListener;
+import org.schabi.newpipe.player.gesture.BasePlayerGestureListener;
+import org.schabi.newpipe.player.gesture.MainPlayerGestureListener;
+import org.schabi.newpipe.player.helper.PlaybackParameterDialog;
+import org.schabi.newpipe.player.helper.PlayerHelper;
+import org.schabi.newpipe.player.playqueue.PlayQueue;
+import org.schabi.newpipe.player.playqueue.PlayQueueAdapter;
+import org.schabi.newpipe.player.playqueue.PlayQueueItem;
+import org.schabi.newpipe.player.playqueue.PlayQueueItemBuilder;
+import org.schabi.newpipe.player.playqueue.PlayQueueItemHolder;
+import org.schabi.newpipe.player.playqueue.PlayQueueItemTouchCallback;
+import org.schabi.newpipe.util.DeviceUtils;
+import org.schabi.newpipe.util.NavigationHelper;
+import org.schabi.newpipe.util.external_communication.KoreUtils;
+
+import java.util.List;
+import java.util.Objects;
+import java.util.Optional;
+
+public final class MainPlayerUi extends VideoPlayerUi implements View.OnLayoutChangeListener {
+    private static final String TAG = MainPlayerUi.class.getSimpleName();
+
+    // see the Javadoc of calculateMaxEndScreenThumbnailHeight for information
+    private static final int DETAIL_ROOT_MINIMUM_HEIGHT = 85; // dp
+    private static final int DETAIL_TITLE_TEXT_SIZE_TV = 16; // sp
+    private static final int DETAIL_TITLE_TEXT_SIZE_TABLET = 15; // sp
+
+    private boolean isFullscreen = false;
+    private boolean isVerticalVideo = false;
+    private boolean fragmentIsVisible = false;
+
+    private ContentObserver settingsContentObserver;
+
+    private PlayQueueAdapter playQueueAdapter;
+    private StreamSegmentAdapter segmentAdapter;
+    private boolean isQueueVisible = false;
+    private boolean areSegmentsVisible = false;
+
+    // fullscreen player
+    private ItemTouchHelper itemTouchHelper;
+
+
+    /*//////////////////////////////////////////////////////////////////////////
+    // Constructor, setup, destroy
+    //////////////////////////////////////////////////////////////////////////*/
+    //region Constructor, setup, destroy
+
+    public MainPlayerUi(@NonNull final Player player,
+                        @NonNull final PlayerBinding playerBinding) {
+        super(player, playerBinding);
+    }
+
+    /**
+     * Open fullscreen on tablets where the option to have the main player start automatically in
+     * fullscreen mode is on. Rotating the device to landscape is already done in {@link
+     * VideoDetailFragment#openVideoPlayer(boolean)} when the thumbnail is clicked, and that's
+     * enough for phones, but not for tablets since the mini player can be also shown in landscape.
+     */
+    private void directlyOpenFullscreenIfNeeded() {
+        if (PlayerHelper.isStartMainPlayerFullscreenEnabled(player.getService())
+                && DeviceUtils.isTablet(player.getService())
+                && PlayerHelper.globalScreenOrientationLocked(player.getService())) {
+            player.getFragmentListener().ifPresent(
+                    PlayerServiceEventListener::onScreenRotationButtonClicked);
+        }
+    }
+
+    @Override
+    public void setupAfterIntent() {
+        // needed for tablets, check the function for a better explanation
+        directlyOpenFullscreenIfNeeded();
+
+        super.setupAfterIntent();
+
+        initVideoPlayer();
+        // Android TV: without it focus will frame the whole player
+        binding.playPauseButton.requestFocus();
+
+        // Note: This is for automatically playing (when "Resume playback" is off), see #6179
+        if (player.getPlayWhenReady()) {
+            player.play();
+        } else {
+            player.pause();
+        }
+    }
+
+    @Override
+    BasePlayerGestureListener buildGestureListener() {
+        return new MainPlayerGestureListener(this);
+    }
+
+    @Override
+    protected void initListeners() {
+        super.initListeners();
+
+        binding.queueButton.setOnClickListener(v -> onQueueClicked());
+        binding.segmentsButton.setOnClickListener(v -> onSegmentsClicked());
+
+        binding.addToPlaylistButton.setOnClickListener(v ->
+                getParentActivity().map(FragmentActivity::getSupportFragmentManager)
+                        .ifPresent(fragmentManager ->
+                                PlaylistDialog.showForPlayQueue(player, fragmentManager)));
+
+        settingsContentObserver = new ContentObserver(new Handler(Looper.getMainLooper())) {
+            @Override
+            public void onChange(final boolean selfChange) {
+                setupScreenRotationButton();
+            }
+        };
+        context.getContentResolver().registerContentObserver(
+                Settings.System.getUriFor(Settings.System.ACCELEROMETER_ROTATION), false,
+                settingsContentObserver);
+
+        binding.getRoot().addOnLayoutChangeListener(this);
+    }
+
+    @Override
+    protected void deinitListeners() {
+        super.deinitListeners();
+
+        binding.queueButton.setOnClickListener(null);
+        binding.segmentsButton.setOnClickListener(null);
+        binding.addToPlaylistButton.setOnClickListener(null);
+
+        context.getContentResolver().unregisterContentObserver(settingsContentObserver);
+
+        binding.getRoot().removeOnLayoutChangeListener(this);
+    }
+
+    @Override
+    public void initPlayback() {
+        super.initPlayback();
+
+        if (playQueueAdapter != null) {
+            playQueueAdapter.dispose();
+        }
+        playQueueAdapter = new PlayQueueAdapter(context,
+                Objects.requireNonNull(player.getPlayQueue()));
+        segmentAdapter = new StreamSegmentAdapter(getStreamSegmentListener());
+    }
+
+    @Override
+    public void removeViewFromParent() {
+        // view was added to fragment
+        final ViewParent parent = binding.getRoot().getParent();
+        if (parent instanceof ViewGroup) {
+            ((ViewGroup) parent).removeView(binding.getRoot());
+        }
+    }
+
+    @Override
+    public void destroy() {
+        super.destroy();
+
+        // Exit from fullscreen when user closes the player via notification
+        if (isFullscreen) {
+            toggleFullscreen();
+        }
+
+        removeViewFromParent();
+    }
+
+    @Override
+    public void destroyPlayer() {
+        super.destroyPlayer();
+
+        if (playQueueAdapter != null) {
+            playQueueAdapter.unsetSelectedListener();
+            playQueueAdapter.dispose();
+        }
+    }
+
+    @Override
+    public void smoothStopForImmediateReusing() {
+        super.smoothStopForImmediateReusing();
+        // Android TV will handle back button in case controls will be visible
+        // (one more additional unneeded click while the player is hidden)
+        hideControls(0, 0);
+        closeItemsList();
+    }
+
+    private void initVideoPlayer() {
+        // restore last resize mode
+        setResizeMode(PlayerHelper.retrieveResizeModeFromPrefs(player));
+        binding.getRoot().setLayoutParams(new FrameLayout.LayoutParams(MATCH_PARENT, MATCH_PARENT));
+    }
+
+    @Override
+    protected void setupElementsVisibility() {
+        super.setupElementsVisibility();
+
+        closeItemsList();
+        showHideKodiButton();
+        binding.fullScreenButton.setVisibility(View.GONE);
+        setupScreenRotationButton();
+        binding.resizeTextView.setVisibility(View.VISIBLE);
+        binding.getRoot().findViewById(R.id.metadataView).setVisibility(View.VISIBLE);
+        binding.moreOptionsButton.setVisibility(View.VISIBLE);
+        binding.topControls.setOrientation(LinearLayout.VERTICAL);
+        binding.primaryControls.getLayoutParams().width = MATCH_PARENT;
+        binding.secondaryControls.setVisibility(View.INVISIBLE);
+        binding.moreOptionsButton.setImageDrawable(AppCompatResources.getDrawable(context,
+                R.drawable.ic_expand_more));
+        binding.share.setVisibility(View.VISIBLE);
+        binding.openInBrowser.setVisibility(View.VISIBLE);
+        binding.switchMute.setVisibility(View.VISIBLE);
+        binding.playerCloseButton.setVisibility(isFullscreen ? View.GONE : View.VISIBLE);
+        // Top controls have a large minHeight which is allows to drag the player
+        // down in fullscreen mode (just larger area to make easy to locate by finger)
+        binding.topControls.setClickable(true);
+        binding.topControls.setFocusable(true);
+
+        binding.titleTextView.setVisibility(isFullscreen ? View.VISIBLE : View.GONE);
+        binding.channelTextView.setVisibility(isFullscreen ? View.VISIBLE : View.GONE);
+    }
+
+    @Override
+    protected void setupElementsSize(final Resources resources) {
+        setupElementsSize(
+                resources.getDimensionPixelSize(R.dimen.player_main_buttons_min_width),
+                resources.getDimensionPixelSize(R.dimen.player_main_top_padding),
+                resources.getDimensionPixelSize(R.dimen.player_main_controls_padding),
+                resources.getDimensionPixelSize(R.dimen.player_main_buttons_padding)
+        );
+    }
+    //endregion
+
+
+    /*//////////////////////////////////////////////////////////////////////////
+    // Broadcast receiver
+    //////////////////////////////////////////////////////////////////////////*/
+    //region Broadcast receiver
+
+    @Override
+    public void onBroadcastReceived(final Intent intent) {
+        super.onBroadcastReceived(intent);
+        if (Intent.ACTION_CONFIGURATION_CHANGED.equals(intent.getAction())) {
+            // Close it because when changing orientation from portrait
+            // (in fullscreen mode) the size of queue layout can be larger than the screen size
+            closeItemsList();
+        } else if (ACTION_PLAY_PAUSE.equals(intent.getAction())) {
+            // Ensure that we have audio-only stream playing when a user
+            // started to play from notification's play button from outside of the app
+            if (!fragmentIsVisible) {
+                onFragmentStopped();
+            }
+        } else if (VideoDetailFragment.ACTION_VIDEO_FRAGMENT_STOPPED.equals(intent.getAction())) {
+            fragmentIsVisible = false;
+            onFragmentStopped();
+        } else if (VideoDetailFragment.ACTION_VIDEO_FRAGMENT_RESUMED.equals(intent.getAction())) {
+            // Restore video source when user returns to the fragment
+            fragmentIsVisible = true;
+            player.useVideoSource(true);
+
+            // When a user returns from background, the system UI will always be shown even if
+            // controls are invisible: hide it in that case
+            if (!isControlsVisible()) {
+                hideSystemUIIfNeeded();
+            }
+        }
+    }
+    //endregion
+
+
+    /*//////////////////////////////////////////////////////////////////////////
+    // Fragment binding
+    //////////////////////////////////////////////////////////////////////////*/
+    //region Fragment binding
+
+    @Override
+    public void onFragmentListenerSet() {
+        super.onFragmentListenerSet();
+        fragmentIsVisible = true;
+        // Apply window insets because Android will not do it when orientation changes
+        // from landscape to portrait
+        if (!isFullscreen) {
+            binding.playbackControlRoot.setPadding(0, 0, 0, 0);
+        }
+        binding.itemsListPanel.setPadding(0, 0, 0, 0);
+        player.getFragmentListener().ifPresent(PlayerServiceEventListener::onViewCreated);
+    }
+
+    /**
+     * This will be called when a user goes to another app/activity, turns off a screen.
+     * We don't want to interrupt playback and don't want to see notification so
+     * next lines of code will enable audio-only playback only if needed
+     */
+    private void onFragmentStopped() {
+        if (player.isPlaying() || player.isLoading()) {
+            switch (getMinimizeOnExitAction(context)) {
+                case MINIMIZE_ON_EXIT_MODE_BACKGROUND:
+                    player.useVideoSource(false);
+                    break;
+                case MINIMIZE_ON_EXIT_MODE_POPUP:
+                    getParentActivity().ifPresent(activity -> {
+                        player.setRecovery();
+                        NavigationHelper.playOnPopupPlayer(activity, player.getPlayQueue(), true);
+                    });
+                    break;
+                case MINIMIZE_ON_EXIT_MODE_NONE: default:
+                    player.pause();
+                    break;
+            }
+        }
+    }
+    //endregion
+
+
+    /*//////////////////////////////////////////////////////////////////////////
+    // Playback states
+    //////////////////////////////////////////////////////////////////////////*/
+    //region Playback states
+
+    @Override
+    public void onUpdateProgress(final int currentProgress,
+                                 final int duration,
+                                 final int bufferPercent) {
+        super.onUpdateProgress(currentProgress, duration, bufferPercent);
+
+        if (areSegmentsVisible) {
+            segmentAdapter.selectSegmentAt(getNearestStreamSegmentPosition(currentProgress));
+        }
+        if (isQueueVisible) {
+            updateQueueTime(currentProgress);
+        }
+    }
+
+    @Override
+    public void onPlaying() {
+        super.onPlaying();
+        checkLandscape();
+    }
+
+    @Override
+    public void onCompleted() {
+        super.onCompleted();
+        if (isFullscreen) {
+            toggleFullscreen();
+        }
+    }
+    //endregion
+
+
+    /*//////////////////////////////////////////////////////////////////////////
+    // Controls showing / hiding
+    //////////////////////////////////////////////////////////////////////////*/
+    //region Controls showing / hiding
+
+    @Override
+    protected void showOrHideButtons() {
+        super.showOrHideButtons();
+        @Nullable final PlayQueue playQueue = player.getPlayQueue();
+        if (playQueue == null) {
+            return;
+        }
+
+        final boolean showQueue = playQueue.getStreams().size() > 1;
+        final boolean showSegment = !player.getCurrentStreamInfo()
+                .map(StreamInfo::getStreamSegments)
+                .map(List::isEmpty)
+                .orElse(/*no stream info=*/true);
+
+        binding.queueButton.setVisibility(showQueue ? View.VISIBLE : View.GONE);
+        binding.queueButton.setAlpha(showQueue ? 1.0f : 0.0f);
+        binding.segmentsButton.setVisibility(showSegment ? View.VISIBLE : View.GONE);
+        binding.segmentsButton.setAlpha(showSegment ? 1.0f : 0.0f);
+    }
+
+    @Override
+    public void showSystemUIPartially() {
+        if (isFullscreen) {
+            getParentActivity().map(Activity::getWindow).ifPresent(window -> {
+                window.setStatusBarColor(Color.TRANSPARENT);
+                window.setNavigationBarColor(Color.TRANSPARENT);
+                final int visibility = View.SYSTEM_UI_FLAG_LAYOUT_STABLE
+                        | View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN
+                        | View.SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION;
+                window.getDecorView().setSystemUiVisibility(visibility);
+                window.clearFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN);
+            });
+        }
+    }
+
+    @Override
+    public void hideSystemUIIfNeeded() {
+        player.getFragmentListener().ifPresent(PlayerServiceEventListener::hideSystemUiIfNeeded);
+    }
+
+    /**
+     * Calculate the maximum allowed height for the {@link R.id.endScreen}
+     * to prevent it from enlarging the player.
+     * <p>
+     * The calculating follows these rules:
+     * <ul>
+     * <li>
+     *     Show at least stream title and content creator on TVs and tablets when in landscape
+     *     (always the case for TVs) and not in fullscreen mode. This requires to have at least
+     *     {@link #DETAIL_ROOT_MINIMUM_HEIGHT} free space for {@link R.id.detail_root} and
+     *     additional space for the stream title text size ({@link R.id.detail_title_root_layout}).
+     *     The text size is {@link #DETAIL_TITLE_TEXT_SIZE_TABLET} on tablets and
+     *     {@link #DETAIL_TITLE_TEXT_SIZE_TV} on TVs, see {@link R.id.titleTextView}.
+     * </li>
+     * <li>
+     *     Otherwise, the max thumbnail height is the screen height.
+     * </li>
+     * </ul>
+     *
+     * @param bitmap the bitmap that needs to be resized to fit the end screen
+     * @return the maximum height for the end screen thumbnail
+     */
+    @Override
+    protected float calculateMaxEndScreenThumbnailHeight(@NonNull final Bitmap bitmap) {
+        final int screenHeight = context.getResources().getDisplayMetrics().heightPixels;
+
+        if (DeviceUtils.isTv(context) && !isFullscreen()) {
+            final int videoInfoHeight = DeviceUtils.dpToPx(DETAIL_ROOT_MINIMUM_HEIGHT, context)
+                    + DeviceUtils.spToPx(DETAIL_TITLE_TEXT_SIZE_TV, context);
+            return Math.min(bitmap.getHeight(), screenHeight - videoInfoHeight);
+        } else if (DeviceUtils.isTablet(context) && isLandscape() && !isFullscreen()) {
+            final int videoInfoHeight = DeviceUtils.dpToPx(DETAIL_ROOT_MINIMUM_HEIGHT, context)
+                    + DeviceUtils.spToPx(DETAIL_TITLE_TEXT_SIZE_TABLET, context);
+            return Math.min(bitmap.getHeight(), screenHeight - videoInfoHeight);
+        } else { // fullscreen player: max height is the device height
+            return Math.min(bitmap.getHeight(), screenHeight);
+        }
+    }
+
+    private void showHideKodiButton() {
+        // show kodi button if it supports the current service and it is enabled in settings
+        @Nullable final PlayQueue playQueue = player.getPlayQueue();
+        binding.playWithKodi.setVisibility(playQueue != null && playQueue.getItem() != null
+                && KoreUtils.shouldShowPlayWithKodi(context, playQueue.getItem().getServiceId())
+                ? View.VISIBLE : View.GONE);
+    }
+    //endregion
+
+
+    /*//////////////////////////////////////////////////////////////////////////
+    // Captions (text tracks)
+    //////////////////////////////////////////////////////////////////////////*/
+    //region Captions (text tracks)
+
+    @Override
+    protected void setupSubtitleView(final float captionScale) {
+        final DisplayMetrics metrics = context.getResources().getDisplayMetrics();
+        final int minimumLength = Math.min(metrics.heightPixels, metrics.widthPixels);
+        final float captionRatioInverse = 20f + 4f * (1.0f - captionScale);
+        binding.subtitleView.setFixedTextSize(
+                TypedValue.COMPLEX_UNIT_PX, minimumLength / captionRatioInverse);
+    }
+    //endregion
+
+
+    /*//////////////////////////////////////////////////////////////////////////
+    // Gestures
+    //////////////////////////////////////////////////////////////////////////*/
+    //region Gestures
+
+    @SuppressWarnings("checkstyle:ParameterNumber")
+    @Override
+    public void onLayoutChange(final View view, final int l, final int t, final int r, final int b,
+                               final int ol, final int ot, final int or, final int ob) {
+        if (l != ol || t != ot || r != or || b != ob) {
+            // Use a smaller value to be consistent across screen orientations, and to make usage
+            // easier. Multiply by 3/4 to ensure the user does not need to move the finger up to the
+            // screen border, in order to reach the maximum volume/brightness.
+            final int width = r - l;
+            final int height = b - t;
+            final int min = Math.min(width, height);
+            final int maxGestureLength = (int) (min * 0.75);
+
+            if (DEBUG) {
+                Log.d(TAG, "maxGestureLength = " + maxGestureLength);
+            }
+
+            binding.volumeProgressBar.setMax(maxGestureLength);
+            binding.brightnessProgressBar.setMax(maxGestureLength);
+
+            setInitialGestureValues();
+            binding.itemsListPanel.getLayoutParams().height
+                    = height - binding.itemsListPanel.getTop();
+        }
+    }
+
+    private void setInitialGestureValues() {
+        if (player.getAudioReactor() != null) {
+            final float currentVolumeNormalized = (float) player.getAudioReactor().getVolume()
+                    / player.getAudioReactor().getMaxVolume();
+            binding.volumeProgressBar.setProgress(
+                    (int) (binding.volumeProgressBar.getMax() * currentVolumeNormalized));
+        }
+    }
+    //endregion
+
+
+    /*//////////////////////////////////////////////////////////////////////////
+    // Play queue, segments and streams
+    //////////////////////////////////////////////////////////////////////////*/
+    //region Play queue, segments and streams
+
+    @Override
+    public void onMetadataChanged(@NonNull final StreamInfo info) {
+        super.onMetadataChanged(info);
+        showHideKodiButton();
+        if (areSegmentsVisible) {
+            if (segmentAdapter.setItems(info)) {
+                final int adapterPosition = getNearestStreamSegmentPosition(
+                        player.getExoPlayer().getCurrentPosition());
+                segmentAdapter.selectSegmentAt(adapterPosition);
+                binding.itemsList.scrollToPosition(adapterPosition);
+            } else {
+                closeItemsList();
+            }
+        }
+    }
+
+    @Override
+    public void onPlayQueueEdited() {
+        super.onPlayQueueEdited();
+        showOrHideButtons();
+    }
+
+    private void onQueueClicked() {
+        isQueueVisible = true;
+
+        hideSystemUIIfNeeded();
+        buildQueue();
+
+        binding.itemsListHeaderTitle.setVisibility(View.GONE);
+        binding.itemsListHeaderDuration.setVisibility(View.VISIBLE);
+        binding.shuffleButton.setVisibility(View.VISIBLE);
+        binding.repeatButton.setVisibility(View.VISIBLE);
+        binding.addToPlaylistButton.setVisibility(View.VISIBLE);
+
+        hideControls(0, 0);
+        binding.itemsListPanel.requestFocus();
+        animate(binding.itemsListPanel, true, DEFAULT_CONTROLS_DURATION,
+                AnimationType.SLIDE_AND_ALPHA);
+
+        @Nullable final PlayQueue playQueue = player.getPlayQueue();
+        if (playQueue != null) {
+            binding.itemsList.scrollToPosition(playQueue.getIndex());
+        }
+
+        updateQueueTime((int) player.getExoPlayer().getCurrentPosition());
+    }
+
+    private void buildQueue() {
+        binding.itemsList.setAdapter(playQueueAdapter);
+        binding.itemsList.setClickable(true);
+        binding.itemsList.setLongClickable(true);
+
+        binding.itemsList.clearOnScrollListeners();
+        binding.itemsList.addOnScrollListener(getQueueScrollListener());
+
+        itemTouchHelper = new ItemTouchHelper(getItemTouchCallback());
+        itemTouchHelper.attachToRecyclerView(binding.itemsList);
+
+        playQueueAdapter.setSelectedListener(getOnSelectedListener());
+
+        binding.itemsListClose.setOnClickListener(view -> closeItemsList());
+    }
+
+    private void onSegmentsClicked() {
+        areSegmentsVisible = true;
+
+        hideSystemUIIfNeeded();
+        buildSegments();
+
+        binding.itemsListHeaderTitle.setVisibility(View.VISIBLE);
+        binding.itemsListHeaderDuration.setVisibility(View.GONE);
+        binding.shuffleButton.setVisibility(View.GONE);
+        binding.repeatButton.setVisibility(View.GONE);
+        binding.addToPlaylistButton.setVisibility(View.GONE);
+
+        hideControls(0, 0);
+        binding.itemsListPanel.requestFocus();
+        animate(binding.itemsListPanel, true, DEFAULT_CONTROLS_DURATION,
+                AnimationType.SLIDE_AND_ALPHA);
+
+        final int adapterPosition = getNearestStreamSegmentPosition(
+                player.getExoPlayer().getCurrentPosition());
+        segmentAdapter.selectSegmentAt(adapterPosition);
+        binding.itemsList.scrollToPosition(adapterPosition);
+    }
+
+    private void buildSegments() {
+        binding.itemsList.setAdapter(segmentAdapter);
+        binding.itemsList.setClickable(true);
+        binding.itemsList.setLongClickable(false);
+
+        binding.itemsList.clearOnScrollListeners();
+        if (itemTouchHelper != null) {
+            itemTouchHelper.attachToRecyclerView(null);
+        }
+
+        player.getCurrentStreamInfo().ifPresent(segmentAdapter::setItems);
+
+        binding.shuffleButton.setVisibility(View.GONE);
+        binding.repeatButton.setVisibility(View.GONE);
+        binding.addToPlaylistButton.setVisibility(View.GONE);
+        binding.itemsListClose.setOnClickListener(view -> closeItemsList());
+    }
+
+    public void closeItemsList() {
+        if (isQueueVisible || areSegmentsVisible) {
+            isQueueVisible = false;
+            areSegmentsVisible = false;
+
+            if (itemTouchHelper != null) {
+                itemTouchHelper.attachToRecyclerView(null);
+            }
+
+            animate(binding.itemsListPanel, false, DEFAULT_CONTROLS_DURATION,
+                    AnimationType.SLIDE_AND_ALPHA, 0, () ->
+                        // Even when queueLayout is GONE it receives touch events
+                        // and ruins normal behavior of the app. This line fixes it
+                        binding.itemsListPanel.setTranslationY(
+                                -binding.itemsListPanel.getHeight() * 5.0f));
+
+            // clear focus, otherwise a white rectangle remains on top of the player
+            binding.itemsListClose.clearFocus();
+            binding.playPauseButton.requestFocus();
+        }
+    }
+
+    private OnScrollBelowItemsListener getQueueScrollListener() {
+        return new OnScrollBelowItemsListener() {
+            @Override
+            public void onScrolledDown(final RecyclerView recyclerView) {
+                @Nullable final PlayQueue playQueue = player.getPlayQueue();
+                if (playQueue != null && !playQueue.isComplete()) {
+                    playQueue.fetch();
+                } else if (binding != null) {
+                    binding.itemsList.clearOnScrollListeners();
+                }
+            }
+        };
+    }
+
+    private StreamSegmentAdapter.StreamSegmentListener getStreamSegmentListener() {
+        return (item, seconds) -> {
+            segmentAdapter.selectSegment(item);
+            player.seekTo(seconds * 1000L);
+            player.triggerProgressUpdate();
+        };
+    }
+
+    private int getNearestStreamSegmentPosition(final long playbackPosition) {
+        //noinspection SimplifyOptionalCallChains
+        if (!player.getCurrentStreamInfo().isPresent()) {
+            return 0;
+        }
+
+        int nearestPosition = 0;
+        final List<StreamSegment> segments
+                = player.getCurrentStreamInfo().get().getStreamSegments();
+
+        for (int i = 0; i < segments.size(); i++) {
+            if (segments.get(i).getStartTimeSeconds() * 1000L > playbackPosition) {
+                break;
+            }
+            nearestPosition++;
+        }
+        return Math.max(0, nearestPosition - 1);
+    }
+
+    private ItemTouchHelper.SimpleCallback getItemTouchCallback() {
+        return new PlayQueueItemTouchCallback() {
+            @Override
+            public void onMove(final int sourceIndex, final int targetIndex) {
+                @Nullable final PlayQueue playQueue = player.getPlayQueue();
+                if (playQueue != null) {
+                    playQueue.move(sourceIndex, targetIndex);
+                }
+            }
+
+            @Override
+            public void onSwiped(final int index) {
+                @Nullable final PlayQueue playQueue = player.getPlayQueue();
+                if (playQueue != null && index != -1) {
+                    playQueue.remove(index);
+                }
+            }
+        };
+    }
+
+    private PlayQueueItemBuilder.OnSelectedListener getOnSelectedListener() {
+        return new PlayQueueItemBuilder.OnSelectedListener() {
+            @Override
+            public void selected(final PlayQueueItem item, final View view) {
+                player.selectQueueItem(item);
+            }
+
+            @Override
+            public void held(final PlayQueueItem item, final View view) {
+                @Nullable final PlayQueue playQueue = player.getPlayQueue();
+                @Nullable final AppCompatActivity parentActivity = getParentActivity().orElse(null);
+                if (playQueue != null && parentActivity != null && playQueue.indexOf(item) != -1) {
+                    openPopupMenu(player.getPlayQueue(), item, view, true,
+                            parentActivity.getSupportFragmentManager(), context);
+                }
+            }
+
+            @Override
+            public void onStartDrag(final PlayQueueItemHolder viewHolder) {
+                if (itemTouchHelper != null) {
+                    itemTouchHelper.startDrag(viewHolder);
+                }
+            }
+        };
+    }
+
+    private void updateQueueTime(final int currentTime) {
+        @Nullable final PlayQueue playQueue = player.getPlayQueue();
+        if (playQueue == null) {
+            return;
+        }
+
+        final int currentStream = playQueue.getIndex();
+        int before = 0;
+        int after = 0;
+
+        final List<PlayQueueItem> streams = playQueue.getStreams();
+        final int nStreams = streams.size();
+
+        for (int i = 0; i < nStreams; i++) {
+            if (i < currentStream) {
+                before += streams.get(i).getDuration();
+            } else {
+                after += streams.get(i).getDuration();
+            }
+        }
+
+        before *= 1000;
+        after *= 1000;
+
+        binding.itemsListHeaderDuration.setText(
+                String.format("%s/%s",
+                        getTimeString(currentTime + before),
+                        getTimeString(before + after)
+                ));
+    }
+
+    @Override
+    protected boolean isAnyListViewOpen() {
+        return isQueueVisible || areSegmentsVisible;
+    }
+
+    @Override
+    public boolean isFullscreen() {
+        return isFullscreen;
+    }
+
+    public boolean isVerticalVideo() {
+        return isVerticalVideo;
+    }
+
+    //endregion
+
+
+    /*//////////////////////////////////////////////////////////////////////////
+    // Click listeners
+    //////////////////////////////////////////////////////////////////////////*/
+    //region Click listeners
+
+    @Override
+    public void onClick(final View v) {
+        if (v.getId() == binding.screenRotationButton.getId()) {
+            // Only if it's not a vertical video or vertical video but in landscape with locked
+            // orientation a screen orientation can be changed automatically
+            if (!isVerticalVideo || (isLandscape() && globalScreenOrientationLocked(context))) {
+                player.getFragmentListener().ifPresent(
+                        PlayerServiceEventListener::onScreenRotationButtonClicked);
+            } else {
+                toggleFullscreen();
+            }
+        }
+
+        // call it later since it calls manageControlsAfterOnClick at the end
+        super.onClick(v);
+    }
+
+    @Override
+    protected void onPlaybackSpeedClicked() {
+        final AppCompatActivity activity = getParentActivity().orElse(null);
+        if (activity == null) {
+            return;
+        }
+
+        PlaybackParameterDialog.newInstance(player.getPlaybackSpeed(), player.getPlaybackPitch(),
+                player.getPlaybackSkipSilence(), player::setPlaybackParameters)
+                .show(activity.getSupportFragmentManager(), null);
+    }
+
+    @Override
+    public boolean onLongClick(final View v) {
+        if (v.getId() == binding.moreOptionsButton.getId() && isFullscreen) {
+            player.getFragmentListener().ifPresent(
+                    PlayerServiceEventListener::onMoreOptionsLongClicked);
+            hideControls(0, 0);
+            hideSystemUIIfNeeded();
+            return true;
+        }
+        return super.onLongClick(v);
+    }
+
+    @Override
+    public boolean onKeyDown(final int keyCode) {
+        if (keyCode == KeyEvent.KEYCODE_SPACE && isFullscreen) {
+            player.playPause();
+            if (player.isPlaying()) {
+                hideControls(0, 0);
+            }
+            return true;
+        }
+        return super.onKeyDown(keyCode);
+    }
+    //endregion
+
+
+    /*//////////////////////////////////////////////////////////////////////////
+    // Video size, orientation, fullscreen
+    //////////////////////////////////////////////////////////////////////////*/
+    //region Video size, orientation, fullscreen
+
+    private void setupScreenRotationButton() {
+        binding.screenRotationButton.setVisibility(globalScreenOrientationLocked(context)
+                || isVerticalVideo || DeviceUtils.isTablet(context)
+                ? View.VISIBLE : View.GONE);
+        binding.screenRotationButton.setImageDrawable(AppCompatResources.getDrawable(context,
+                isFullscreen ? R.drawable.ic_fullscreen_exit
+                        : R.drawable.ic_fullscreen));
+    }
+
+    @Override
+    public void onVideoSizeChanged(@NonNull final VideoSize videoSize) {
+        super.onVideoSizeChanged(videoSize);
+        isVerticalVideo = videoSize.width < videoSize.height;
+
+        if (globalScreenOrientationLocked(context)
+                && isFullscreen
+                && isLandscape() == isVerticalVideo
+                && !DeviceUtils.isTv(context)
+                && !DeviceUtils.isTablet(context)) {
+            // set correct orientation
+            player.getFragmentListener().ifPresent(
+                    PlayerServiceEventListener::onScreenRotationButtonClicked);
+        }
+
+        setupScreenRotationButton();
+    }
+
+    public void toggleFullscreen() {
+        if (DEBUG) {
+            Log.d(TAG, "toggleFullscreen() called");
+        }
+        final PlayerServiceEventListener fragmentListener
+                = player.getFragmentListener().orElse(null);
+        if (fragmentListener == null || player.exoPlayerIsNull()) {
+            return;
+        }
+
+        isFullscreen = !isFullscreen;
+        if (isFullscreen) {
+            // Android needs tens milliseconds to send new insets but a user is able to see
+            // how controls changes it's position from `0` to `nav bar height` padding.
+            // So just hide the controls to hide this visual inconsistency
+            hideControls(0, 0);
+        } else {
+            // Apply window insets because Android will not do it when orientation changes
+            // from landscape to portrait (open vertical video to reproduce)
+            binding.playbackControlRoot.setPadding(0, 0, 0, 0);
+        }
+        fragmentListener.onFullscreenStateChanged(isFullscreen);
+
+        binding.titleTextView.setVisibility(isFullscreen ? View.VISIBLE : View.GONE);
+        binding.channelTextView.setVisibility(isFullscreen ? View.VISIBLE : View.GONE);
+        binding.playerCloseButton.setVisibility(isFullscreen ? View.GONE : View.VISIBLE);
+        setupScreenRotationButton();
+    }
+
+    public void checkLandscape() {
+        // check if landscape is correct
+        final boolean videoInLandscapeButNotInFullscreen
+                = isLandscape() && !isFullscreen && !player.isAudioOnly();
+        final boolean notPaused = player.getCurrentState() != STATE_COMPLETED
+                && player.getCurrentState() != STATE_PAUSED;
+
+        if (videoInLandscapeButNotInFullscreen
+                && notPaused
+                && !DeviceUtils.isTablet(context)) {
+            toggleFullscreen();
+        }
+    }
+    //endregion
+
+
+    /*//////////////////////////////////////////////////////////////////////////
+    // Getters
+    //////////////////////////////////////////////////////////////////////////*/
+    //region Getters
+
+    public Optional<AppCompatActivity> getParentActivity() {
+        final ViewParent rootParent = binding.getRoot().getParent();
+        if (rootParent instanceof ViewGroup) {
+            final Context activity = ((ViewGroup) rootParent).getContext();
+            if (activity instanceof AppCompatActivity) {
+                return Optional.of((AppCompatActivity) activity);
+            }
+        }
+        return Optional.empty();
+    }
+
+    public boolean isLandscape() {
+        // DisplayMetrics from activity context knows about MultiWindow feature
+        // while DisplayMetrics from app context doesn't
+        return DeviceUtils.isLandscape(
+                getParentActivity().map(Context.class::cast).orElse(player.getService()));
+    }
+    //endregion
+}

app/src/main/java/org/schabi/newpipe/player/ui/PlayerUi.java

@@ -0,0 +1,211 @@
+package org.schabi.newpipe.player.ui;
+
+import android.content.Context;
+import android.content.Intent;
+import android.graphics.Bitmap;
+
+import androidx.annotation.NonNull;
+import androidx.annotation.Nullable;
+
+import com.google.android.exoplayer2.PlaybackParameters;
+import com.google.android.exoplayer2.Player.RepeatMode;
+import com.google.android.exoplayer2.Tracks;
+import com.google.android.exoplayer2.text.Cue;
+import com.google.android.exoplayer2.video.VideoSize;
+
+import org.schabi.newpipe.extractor.stream.StreamInfo;
+import org.schabi.newpipe.player.Player;
+
+import java.util.List;
+
+/**
+ * A player UI is a component that can seamlessly connect and disconnect from the {@link Player} and
+ * provide a user interface of some sort. Try to extend this class instead of adding more code to
+ * {@link Player}!
+ */
+public abstract class PlayerUi {
+
+    @NonNull protected final Context context;
+    @NonNull protected final Player player;
+
+    /**
+     * @param player the player instance that will be usable throughout the lifetime of this UI
+     */
+    protected PlayerUi(@NonNull final Player player) {
+        this.context = player.getContext();
+        this.player = player;
+    }
+
+    /**
+     * @return the player instance this UI was constructed with
+     */
+    @NonNull
+    public Player getPlayer() {
+        return player;
+    }
+
+
+    /**
+     * Called after the player received an intent and processed it.
+     */
+    public void setupAfterIntent() {
+    }
+
+    /**
+     * Called right after the exoplayer instance is constructed, or right after this UI is
+     * constructed if the exoplayer is already available then. Note that the exoplayer instance
+     * could be built and destroyed multiple times during the lifetime of the player, so this method
+     * might be called multiple times.
+     */
+    public void initPlayer() {
+    }
+
+    /**
+     * Called when playback in the exoplayer is about to start, or right after this UI is
+     * constructed if the exoplayer and the play queue are already available then. The play queue
+     * will therefore always be not null.
+     */
+    public void initPlayback() {
+    }
+
+    /**
+     * Called when the exoplayer instance is about to be destroyed. Note that the exoplayer instance
+     * could be built and destroyed multiple times during the lifetime of the player, so this method
+     * might be called multiple times. Be sure to unset any video surface view or play queue
+     * listeners! This will also be called when this UI is being discarded, just before {@link
+     * #destroy()}.
+     */
+    public void destroyPlayer() {
+    }
+
+    /**
+     * Called when this UI is being discarded, either because the player is switching to a different
+     * UI or because the player is shutting down completely.
+     */
+    public void destroy() {
+    }
+
+    /**
+     * Called when the player is smooth-stopping, that is, transitioning smoothly to a new play
+     * queue after the user tapped on a new video stream while a stream was playing in the video
+     * detail fragment.
+     */
+    public void smoothStopForImmediateReusing() {
+    }
+
+    /**
+     * Called when the video detail fragment listener is connected with the player, or right after
+     * this UI is constructed if the listener is already connected then.
+     */
+    public void onFragmentListenerSet() {
+    }
+
+    /**
+     * Broadcasts that the player receives will also be notified to UIs here. If you want to
+     * register new broadcast actions to receive here, add them to {@link
+     * Player#setupBroadcastReceiver()}.
+     * @param intent the broadcast intent received by the player
+     */
+    public void onBroadcastReceived(final Intent intent) {
+    }
+
+    /**
+     * Called when stream progress (i.e. the current time in the seekbar) or stream duration change.
+     * Will surely be called every {@link Player#PROGRESS_LOOP_INTERVAL_MILLIS} while a stream is
+     * playing.
+     * @param currentProgress the current progress in milliseconds
+     * @param duration        the duration of the stream being played
+     * @param bufferPercent   the percentage of stream already buffered, see {@link
+     *                        com.google.android.exoplayer2.BasePlayer#getBufferedPercentage()}
+     */
+    public void onUpdateProgress(final int currentProgress,
+                                 final int duration,
+                                 final int bufferPercent) {
+    }
+
+    public void onPrepared() {
+    }
+
+    public void onBlocked() {
+    }
+
+    public void onPlaying() {
+    }
+
+    public void onBuffering() {
+    }
+
+    public void onPaused() {
+    }
+
+    public void onPausedSeek() {
+    }
+
+    public void onCompleted() {
+    }
+
+    public void onRepeatModeChanged(@RepeatMode final int repeatMode) {
+    }
+
+    public void onShuffleModeEnabledChanged(final boolean shuffleModeEnabled) {
+    }
+
+    public void onMuteUnmuteChanged(final boolean isMuted) {
+    }
+
+    /**
+     * @see com.google.android.exoplayer2.Player.Listener#onTracksChanged(Tracks)
+     * @param currentTracks the available tracks information
+     */
+    public void onTextTracksChanged(@NonNull final Tracks currentTracks) {
+    }
+
+    /**
+     * @see com.google.android.exoplayer2.Player.Listener#onPlaybackParametersChanged
+     * @param playbackParameters the new playback parameters
+     */
+    public void onPlaybackParametersChanged(@NonNull final PlaybackParameters playbackParameters) {
+    }
+
+    /**
+     * @see com.google.android.exoplayer2.Player.Listener#onRenderedFirstFrame
+     */
+    public void onRenderedFirstFrame() {
+    }
+
+    /**
+     * @see com.google.android.exoplayer2.text.TextOutput#onCues
+     * @param cues the cues to pass to the subtitle view
+     */
+    public void onCues(@NonNull final List<Cue> cues) {
+    }
+
+    /**
+     * Called when the stream being played changes.
+     * @param info the {@link StreamInfo} metadata object, along with data about the selected and
+     *             available video streams (to be used to build the resolution menus, for example)
+     */
+    public void onMetadataChanged(@NonNull final StreamInfo info) {
+    }
+
+    /**
+     * Called when the thumbnail for the current metadata was loaded.
+     * @param bitmap the thumbnail to process, or null if there is no thumbnail or there was an
+     *               error when loading the thumbnail
+     */
+    public void onThumbnailLoaded(@Nullable final Bitmap bitmap) {
+    }
+
+    /**
+     * Called when the play queue was edited: a stream was appended, moved or removed.
+     */
+    public void onPlayQueueEdited() {
+    }
+
+    /**
+     * @param videoSize the new video size, useful to set the surface aspect ratio
+     * @see com.google.android.exoplayer2.Player.Listener#onVideoSizeChanged
+     */
+    public void onVideoSizeChanged(@NonNull final VideoSize videoSize) {
+    }
+}

app/src/main/java/org/schabi/newpipe/player/ui/PlayerUiList.java

@@ -0,0 +1,77 @@
+package org.schabi.newpipe.player.ui;
+
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Optional;
+import java.util.function.Consumer;
+
+public final class PlayerUiList {
+    final List<PlayerUi> playerUis = new ArrayList<>();
+
+    /**
+     * Adds the provided player ui to the list and calls on it the initialization functions that
+     * apply based on the current player state. The preparation step needs to be done since when UIs
+     * are removed and re-added, the player will not call e.g. initPlayer again since the exoplayer
+     * is already initialized, but we need to notify the newly built UI that the player is ready
+     * nonetheless.
+     * @param playerUi the player ui to prepare and add to the list; its {@link
+     *                 PlayerUi#getPlayer()} will be used to query information about the player
+     *                 state
+     */
+    public void addAndPrepare(final PlayerUi playerUi) {
+        if (playerUi.getPlayer().getFragmentListener().isPresent()) {
+            // make sure UIs know whether a service is connected or not
+            playerUi.onFragmentListenerSet();
+        }
+
+        if (!playerUi.getPlayer().exoPlayerIsNull()) {
+            playerUi.initPlayer();
+            if (playerUi.getPlayer().getPlayQueue() != null) {
+                playerUi.initPlayback();
+            }
+        }
+
+        playerUis.add(playerUi);
+    }
+
+    /**
+     * Destroys all matching player UIs and removes them from the list.
+     * @param playerUiType the class of the player UI to destroy; the {@link
+     *                     Class#isInstance(Object)} method will be used, so even subclasses will be
+     *                     destroyed and removed
+     * @param <T>          the class type parameter
+     */
+    public <T> void destroyAll(final Class<T> playerUiType) {
+        playerUis.stream()
+                .filter(playerUiType::isInstance)
+                .forEach(playerUi -> {
+                    playerUi.destroyPlayer();
+                    playerUi.destroy();
+                });
+        playerUis.removeIf(playerUiType::isInstance);
+    }
+
+    /**
+     * @param playerUiType the class of the player UI to return; the {@link
+     *                     Class#isInstance(Object)} method will be used, so even subclasses could
+     *                     be returned
+     * @param <T>          the class type parameter
+     * @return the first player UI of the required type found in the list, or an empty {@link
+     *         Optional} otherwise
+     */
+    public <T> Optional<T> get(final Class<T> playerUiType) {
+        return playerUis.stream()
+                .filter(playerUiType::isInstance)
+                .map(playerUiType::cast)
+                .findFirst();
+    }
+
+    /**
+     * Calls the provided consumer on all player UIs in the list.
+     * @param consumer the consumer to call with player UIs
+     */
+    public void call(final Consumer<PlayerUi> consumer) {
+        //noinspection SimplifyStreamApiCallChains
+        playerUis.stream().forEach(consumer);
+    }
+}

app/src/main/java/org/schabi/newpipe/player/ui/PopupPlayerUi.java

@@ -0,0 +1,588 @@
+package org.schabi.newpipe.player.ui;
+
+import static android.view.ViewGroup.LayoutParams.WRAP_CONTENT;
+import static org.schabi.newpipe.MainActivity.DEBUG;
+import static org.schabi.newpipe.player.helper.PlayerHelper.getMinimumVideoHeight;
+
+import android.animation.Animator;
+import android.animation.AnimatorListenerAdapter;
+import android.annotation.SuppressLint;
+import android.content.Context;
+import android.content.Intent;
+import android.content.SharedPreferences;
+import android.content.res.Resources;
+import android.graphics.Bitmap;
+import android.graphics.PixelFormat;
+import android.os.Build;
+import android.util.DisplayMetrics;
+import android.util.Log;
+import android.view.Gravity;
+import android.view.LayoutInflater;
+import android.view.MotionEvent;
+import android.view.View;
+import android.view.ViewGroup;
+import android.view.WindowManager;
+import android.view.animation.AnticipateInterpolator;
+import android.widget.LinearLayout;
+
+import androidx.annotation.NonNull;
+import androidx.core.content.ContextCompat;
+
+import com.google.android.exoplayer2.ui.AspectRatioFrameLayout;
+import com.google.android.exoplayer2.ui.SubtitleView;
+
+import org.schabi.newpipe.R;
+import org.schabi.newpipe.databinding.PlayerBinding;
+import org.schabi.newpipe.databinding.PlayerPopupCloseOverlayBinding;
+import org.schabi.newpipe.player.Player;
+import org.schabi.newpipe.player.gesture.BasePlayerGestureListener;
+import org.schabi.newpipe.player.gesture.PopupPlayerGestureListener;
+import org.schabi.newpipe.player.helper.PlayerHelper;
+
+public final class PopupPlayerUi extends VideoPlayerUi {
+    private static final String TAG = PopupPlayerUi.class.getSimpleName();
+
+    /**
+     * Maximum opacity allowed for Android 12 and higher to allow touches on other apps when using
+     * NewPipe's popup player.
+     *
+     * <p>
+     * This value is hardcoded instead of being get dynamically with the method linked of the
+     * constant documentation below, because it is not static and popup player layout parameters
+     * are generated with static methods.
+     * </p>
+     *
+     * @see WindowManager.LayoutParams#FLAG_NOT_TOUCHABLE
+     */
+    private static final float MAXIMUM_OPACITY_ALLOWED_FOR_S_AND_HIGHER = 0.8f;
+
+    /*//////////////////////////////////////////////////////////////////////////
+    // Popup player
+    //////////////////////////////////////////////////////////////////////////*/
+
+    private PlayerPopupCloseOverlayBinding closeOverlayBinding;
+
+    private boolean isPopupClosing = false;
+
+    private int screenWidth;
+    private int screenHeight;
+
+    /*//////////////////////////////////////////////////////////////////////////
+    // Popup player window manager
+    //////////////////////////////////////////////////////////////////////////*/
+
+    public static final int IDLE_WINDOW_FLAGS = WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE
+            | WindowManager.LayoutParams.FLAG_ALT_FOCUSABLE_IM;
+    public static final int ONGOING_PLAYBACK_WINDOW_FLAGS = IDLE_WINDOW_FLAGS
+            | WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON;
+
+    private WindowManager.LayoutParams popupLayoutParams; // null if player is not popup
+    private final WindowManager windowManager;
+
+
+    /*//////////////////////////////////////////////////////////////////////////
+    // Constructor, setup, destroy
+    //////////////////////////////////////////////////////////////////////////*/
+    //region Constructor, setup, destroy
+
+    public PopupPlayerUi(@NonNull final Player player,
+                         @NonNull final PlayerBinding playerBinding) {
+        super(player, playerBinding);
+        windowManager = ContextCompat.getSystemService(context, WindowManager.class);
+    }
+
+    @Override
+    public void setupAfterIntent() {
+        super.setupAfterIntent();
+        initPopup();
+        initPopupCloseOverlay();
+    }
+
+    @Override
+    BasePlayerGestureListener buildGestureListener() {
+        return new PopupPlayerGestureListener(this);
+    }
+
+    @SuppressLint("RtlHardcoded")
+    private void initPopup() {
+        if (DEBUG) {
+            Log.d(TAG, "initPopup() called");
+        }
+
+        // Popup is already added to windowManager
+        if (popupHasParent()) {
+            return;
+        }
+
+        updateScreenSize();
+
+        popupLayoutParams = retrievePopupLayoutParamsFromPrefs();
+        binding.surfaceView.setHeights(popupLayoutParams.height, popupLayoutParams.height);
+
+        checkPopupPositionBounds();
+
+        binding.loadingPanel.setMinimumWidth(popupLayoutParams.width);
+        binding.loadingPanel.setMinimumHeight(popupLayoutParams.height);
+
+        windowManager.addView(binding.getRoot(), popupLayoutParams);
+        setupVideoSurfaceIfNeeded(); // now there is a parent, we can setup video surface
+
+        // Popup doesn't have aspectRatio selector, using FIT automatically
+        setResizeMode(AspectRatioFrameLayout.RESIZE_MODE_FIT);
+    }
+
+    @SuppressLint("RtlHardcoded")
+    private void initPopupCloseOverlay() {
+        if (DEBUG) {
+            Log.d(TAG, "initPopupCloseOverlay() called");
+        }
+
+        // closeOverlayView is already added to windowManager
+        if (closeOverlayBinding != null) {
+            return;
+        }
+
+        closeOverlayBinding = PlayerPopupCloseOverlayBinding.inflate(LayoutInflater.from(context));
+
+        final WindowManager.LayoutParams closeOverlayLayoutParams = buildCloseOverlayLayoutParams();
+        closeOverlayBinding.closeButton.setVisibility(View.GONE);
+        windowManager.addView(closeOverlayBinding.getRoot(), closeOverlayLayoutParams);
+    }
+
+    @Override
+    protected void setupElementsVisibility() {
+        binding.fullScreenButton.setVisibility(View.VISIBLE);
+        binding.screenRotationButton.setVisibility(View.GONE);
+        binding.resizeTextView.setVisibility(View.GONE);
+        binding.getRoot().findViewById(R.id.metadataView).setVisibility(View.GONE);
+        binding.queueButton.setVisibility(View.GONE);
+        binding.segmentsButton.setVisibility(View.GONE);
+        binding.moreOptionsButton.setVisibility(View.GONE);
+        binding.topControls.setOrientation(LinearLayout.HORIZONTAL);
+        binding.primaryControls.getLayoutParams().width = WRAP_CONTENT;
+        binding.secondaryControls.setAlpha(1.0f);
+        binding.secondaryControls.setVisibility(View.VISIBLE);
+        binding.secondaryControls.setTranslationY(0);
+        binding.share.setVisibility(View.GONE);
+        binding.playWithKodi.setVisibility(View.GONE);
+        binding.openInBrowser.setVisibility(View.GONE);
+        binding.switchMute.setVisibility(View.GONE);
+        binding.playerCloseButton.setVisibility(View.GONE);
+        binding.topControls.bringToFront();
+        binding.topControls.setClickable(false);
+        binding.topControls.setFocusable(false);
+        binding.bottomControls.bringToFront();
+        super.setupElementsVisibility();
+    }
+
+    @Override
+    protected void setupElementsSize(final Resources resources) {
+        setupElementsSize(
+                0,
+                0,
+                resources.getDimensionPixelSize(R.dimen.player_popup_controls_padding),
+                resources.getDimensionPixelSize(R.dimen.player_popup_buttons_padding)
+        );
+    }
+
+    @Override
+    public void removeViewFromParent() {
+        // view was added by windowManager for popup player
+        windowManager.removeViewImmediate(binding.getRoot());
+    }
+
+    @Override
+    public void destroy() {
+        super.destroy();
+        removePopupFromView();
+    }
+    //endregion
+
+
+    /*//////////////////////////////////////////////////////////////////////////
+    // Broadcast receiver
+    //////////////////////////////////////////////////////////////////////////*/
+    //region Broadcast receiver
+
+    @Override
+    public void onBroadcastReceived(final Intent intent) {
+        super.onBroadcastReceived(intent);
+        if (Intent.ACTION_CONFIGURATION_CHANGED.equals(intent.getAction())) {
+            updateScreenSize();
+            changePopupSize(popupLayoutParams.width);
+            checkPopupPositionBounds();
+        } else if (player.isPlaying() || player.isLoading()) {
+            if (Intent.ACTION_SCREEN_OFF.equals(intent.getAction())) {
+                // Use only audio source when screen turns off while popup player is playing
+                player.useVideoSource(false);
+            } else if (Intent.ACTION_SCREEN_ON.equals(intent.getAction())) {
+                // Restore video source when screen turns on and user was watching video in popup
+                player.useVideoSource(true);
+            }
+        }
+    }
+    //endregion
+
+
+    /*//////////////////////////////////////////////////////////////////////////
+    // Popup position and size
+    //////////////////////////////////////////////////////////////////////////*/
+    //region Popup position and size
+
+    /**
+     * Check if {@link #popupLayoutParams}' position is within a arbitrary boundary
+     * that goes from (0, 0) to (screenWidth, screenHeight).
+     * <p>
+     * If it's out of these boundaries, {@link #popupLayoutParams}' position is changed
+     * and {@code true} is returned to represent this change.
+     * </p>
+     */
+    public void checkPopupPositionBounds() {
+        if (DEBUG) {
+            Log.d(TAG, "checkPopupPositionBounds() called with: "
+                    + "screenWidth = [" + screenWidth + "], "
+                    + "screenHeight = [" + screenHeight + "]");
+        }
+        if (popupLayoutParams == null) {
+            return;
+        }
+
+        if (popupLayoutParams.x < 0) {
+            popupLayoutParams.x = 0;
+        } else if (popupLayoutParams.x > screenWidth - popupLayoutParams.width) {
+            popupLayoutParams.x = screenWidth - popupLayoutParams.width;
+        }
+
+        if (popupLayoutParams.y < 0) {
+            popupLayoutParams.y = 0;
+        } else if (popupLayoutParams.y > screenHeight - popupLayoutParams.height) {
+            popupLayoutParams.y = screenHeight - popupLayoutParams.height;
+        }
+    }
+
+    public void updateScreenSize() {
+        final DisplayMetrics metrics = new DisplayMetrics();
+        windowManager.getDefaultDisplay().getMetrics(metrics);
+
+        screenWidth = metrics.widthPixels;
+        screenHeight = metrics.heightPixels;
+        if (DEBUG) {
+            Log.d(TAG, "updateScreenSize() called: screenWidth = ["
+                    + screenWidth + "], screenHeight = [" + screenHeight + "]");
+        }
+    }
+
+    /**
+     * Changes the size of the popup based on the width.
+     * @param width the new width, height is calculated with
+     *              {@link PlayerHelper#getMinimumVideoHeight(float)}
+     */
+    public void changePopupSize(final int width) {
+        if (DEBUG) {
+            Log.d(TAG, "changePopupSize() called with: width = [" + width + "]");
+        }
+
+        if (anyPopupViewIsNull()) {
+            return;
+        }
+
+        final float minimumWidth = context.getResources().getDimension(R.dimen.popup_minimum_width);
+        final int actualWidth = Math.min((int) Math.max(width, minimumWidth), screenWidth);
+        final int actualHeight = (int) getMinimumVideoHeight(width);
+        if (DEBUG) {
+            Log.d(TAG, "updatePopupSize() updated values:"
+                    + "  width = [" + actualWidth + "], height = [" + actualHeight + "]");
+        }
+
+        popupLayoutParams.width = actualWidth;
+        popupLayoutParams.height = actualHeight;
+        binding.surfaceView.setHeights(popupLayoutParams.height, popupLayoutParams.height);
+        windowManager.updateViewLayout(binding.getRoot(), popupLayoutParams);
+    }
+
+    @Override
+    protected float calculateMaxEndScreenThumbnailHeight(@NonNull final Bitmap bitmap) {
+        // no need for the end screen thumbnail to be resized on popup player: it's only needed
+        // for the main player so that it is enlarged correctly inside the fragment
+        return bitmap.getHeight();
+    }
+    //endregion
+
+
+    /*//////////////////////////////////////////////////////////////////////////
+    // Popup closing
+    //////////////////////////////////////////////////////////////////////////*/
+    //region Popup closing
+
+    public void closePopup() {
+        if (DEBUG) {
+            Log.d(TAG, "closePopup() called, isPopupClosing = " + isPopupClosing);
+        }
+        if (isPopupClosing) {
+            return;
+        }
+        isPopupClosing = true;
+
+        player.saveStreamProgressState();
+        windowManager.removeView(binding.getRoot());
+
+        animatePopupOverlayAndFinishService();
+    }
+
+    public boolean isPopupClosing() {
+        return isPopupClosing;
+    }
+
+    public void removePopupFromView() {
+        // wrap in try-catch since it could sometimes generate errors randomly
+        try {
+            if (popupHasParent()) {
+                windowManager.removeView(binding.getRoot());
+            }
+        } catch (final IllegalArgumentException e) {
+            Log.w(TAG, "Failed to remove popup from window manager", e);
+        }
+
+        try {
+            final boolean closeOverlayHasParent = closeOverlayBinding != null
+                    && closeOverlayBinding.getRoot().getParent() != null;
+            if (closeOverlayHasParent) {
+                windowManager.removeView(closeOverlayBinding.getRoot());
+            }
+        } catch (final IllegalArgumentException e) {
+            Log.w(TAG, "Failed to remove popup overlay from window manager", e);
+        }
+    }
+
+    private void animatePopupOverlayAndFinishService() {
+        final int targetTranslationY =
+                (int) (closeOverlayBinding.closeButton.getRootView().getHeight()
+                        - closeOverlayBinding.closeButton.getY());
+
+        closeOverlayBinding.closeButton.animate().setListener(null).cancel();
+        closeOverlayBinding.closeButton.animate()
+                .setInterpolator(new AnticipateInterpolator())
+                .translationY(targetTranslationY)
+                .setDuration(400)
+                .setListener(new AnimatorListenerAdapter() {
+                    @Override
+                    public void onAnimationCancel(final Animator animation) {
+                        end();
+                    }
+
+                    @Override
+                    public void onAnimationEnd(final Animator animation) {
+                        end();
+                    }
+
+                    private void end() {
+                        windowManager.removeView(closeOverlayBinding.getRoot());
+                        closeOverlayBinding = null;
+                        player.getService().stopService();
+                    }
+                }).start();
+    }
+    //endregion
+
+    /*//////////////////////////////////////////////////////////////////////////
+    // Playback states
+    //////////////////////////////////////////////////////////////////////////*/
+    //region Playback states
+
+    private void changePopupWindowFlags(final int flags) {
+        if (DEBUG) {
+            Log.d(TAG, "changePopupWindowFlags() called with: flags = [" + flags + "]");
+        }
+
+        if (!anyPopupViewIsNull()) {
+            popupLayoutParams.flags = flags;
+            windowManager.updateViewLayout(binding.getRoot(), popupLayoutParams);
+        }
+    }
+
+    @Override
+    public void onPlaying() {
+        super.onPlaying();
+        changePopupWindowFlags(ONGOING_PLAYBACK_WINDOW_FLAGS);
+    }
+
+    @Override
+    public void onPaused() {
+        super.onPaused();
+        changePopupWindowFlags(IDLE_WINDOW_FLAGS);
+    }
+
+    @Override
+    public void onCompleted() {
+        super.onCompleted();
+        changePopupWindowFlags(IDLE_WINDOW_FLAGS);
+    }
+
+    @Override
+    protected void setupSubtitleView(final float captionScale) {
+        final float captionRatio = (captionScale - 1.0f) / 5.0f + 1.0f;
+        binding.subtitleView.setFractionalTextSize(
+                SubtitleView.DEFAULT_TEXT_SIZE_FRACTION * captionRatio);
+    }
+
+    @Override
+    protected void onPlaybackSpeedClicked() {
+        playbackSpeedPopupMenu.show();
+        isSomePopupMenuVisible = true;
+    }
+    //endregion
+
+
+    /*//////////////////////////////////////////////////////////////////////////
+    // Gestures
+    //////////////////////////////////////////////////////////////////////////*/
+    //region Gestures
+
+    private int distanceFromCloseButton(@NonNull final MotionEvent popupMotionEvent) {
+        final int closeOverlayButtonX = closeOverlayBinding.closeButton.getLeft()
+                + closeOverlayBinding.closeButton.getWidth() / 2;
+        final int closeOverlayButtonY = closeOverlayBinding.closeButton.getTop()
+                + closeOverlayBinding.closeButton.getHeight() / 2;
+
+        final float fingerX = popupLayoutParams.x + popupMotionEvent.getX();
+        final float fingerY = popupLayoutParams.y + popupMotionEvent.getY();
+
+        return (int) Math.sqrt(Math.pow(closeOverlayButtonX - fingerX, 2)
+                + Math.pow(closeOverlayButtonY - fingerY, 2));
+    }
+
+    private float getClosingRadius() {
+        final int buttonRadius = closeOverlayBinding.closeButton.getWidth() / 2;
+        // 20% wider than the button itself
+        return buttonRadius * 1.2f;
+    }
+
+    public boolean isInsideClosingRadius(@NonNull final MotionEvent popupMotionEvent) {
+        return distanceFromCloseButton(popupMotionEvent) <= getClosingRadius();
+    }
+    //endregion
+
+
+    /*//////////////////////////////////////////////////////////////////////////
+    // Popup & closing overlay layout params + saving popup position and size
+    //////////////////////////////////////////////////////////////////////////*/
+    //region Popup & closing overlay layout params + saving popup position and size
+
+    /**
+     * {@code screenWidth} and {@code screenHeight} must have been initialized.
+     * @return the popup starting layout params
+     */
+    @SuppressLint("RtlHardcoded")
+    public WindowManager.LayoutParams retrievePopupLayoutParamsFromPrefs() {
+        final SharedPreferences prefs = getPlayer().getPrefs();
+        final Context context = getPlayer().getContext();
+
+        final boolean popupRememberSizeAndPos = prefs.getBoolean(
+                context.getString(R.string.popup_remember_size_pos_key), true);
+        final float defaultSize = context.getResources().getDimension(R.dimen.popup_default_width);
+        final float popupWidth = popupRememberSizeAndPos
+                ? prefs.getFloat(context.getString(R.string.popup_saved_width_key), defaultSize)
+                : defaultSize;
+        final float popupHeight = getMinimumVideoHeight(popupWidth);
+
+        final WindowManager.LayoutParams params = new WindowManager.LayoutParams(
+                (int) popupWidth, (int) popupHeight,
+                popupLayoutParamType(),
+                IDLE_WINDOW_FLAGS,
+                PixelFormat.TRANSLUCENT);
+        params.gravity = Gravity.LEFT | Gravity.TOP;
+        params.softInputMode = WindowManager.LayoutParams.SOFT_INPUT_ADJUST_RESIZE;
+
+        final int centerX = (int) (screenWidth / 2f - popupWidth / 2f);
+        final int centerY = (int) (screenHeight / 2f - popupHeight / 2f);
+        params.x = popupRememberSizeAndPos
+                ? prefs.getInt(context.getString(R.string.popup_saved_x_key), centerX) : centerX;
+        params.y = popupRememberSizeAndPos
+                ? prefs.getInt(context.getString(R.string.popup_saved_y_key), centerY) : centerY;
+
+        return params;
+    }
+
+    public void savePopupPositionAndSizeToPrefs() {
+        if (getPopupLayoutParams() != null) {
+            final Context context = getPlayer().getContext();
+            getPlayer().getPrefs().edit()
+                    .putFloat(context.getString(R.string.popup_saved_width_key),
+                            popupLayoutParams.width)
+                    .putInt(context.getString(R.string.popup_saved_x_key),
+                            popupLayoutParams.x)
+                    .putInt(context.getString(R.string.popup_saved_y_key),
+                            popupLayoutParams.y)
+                    .apply();
+        }
+    }
+
+    @SuppressLint("RtlHardcoded")
+    public static WindowManager.LayoutParams buildCloseOverlayLayoutParams() {
+        final int flags = WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE
+                | WindowManager.LayoutParams.FLAG_NOT_TOUCHABLE
+                | WindowManager.LayoutParams.FLAG_ALT_FOCUSABLE_IM;
+
+        final WindowManager.LayoutParams closeOverlayLayoutParams = new WindowManager.LayoutParams(
+                ViewGroup.LayoutParams.MATCH_PARENT, ViewGroup.LayoutParams.MATCH_PARENT,
+                popupLayoutParamType(),
+                flags,
+                PixelFormat.TRANSLUCENT);
+
+        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.S) {
+            // Setting maximum opacity allowed for touch events to other apps for Android 12 and
+            // higher to prevent non interaction when using other apps with the popup player
+            closeOverlayLayoutParams.alpha = MAXIMUM_OPACITY_ALLOWED_FOR_S_AND_HIGHER;
+        }
+
+        closeOverlayLayoutParams.gravity = Gravity.LEFT | Gravity.TOP;
+        closeOverlayLayoutParams.softInputMode =
+                WindowManager.LayoutParams.SOFT_INPUT_ADJUST_RESIZE;
+        return closeOverlayLayoutParams;
+    }
+
+    public static int popupLayoutParamType() {
+        return Build.VERSION.SDK_INT < Build.VERSION_CODES.O
+                ? WindowManager.LayoutParams.TYPE_PHONE
+                : WindowManager.LayoutParams.TYPE_APPLICATION_OVERLAY;
+    }
+    //endregion
+
+
+    /*//////////////////////////////////////////////////////////////////////////
+    // Getters
+    //////////////////////////////////////////////////////////////////////////*/
+    //region Getters
+
+    private boolean popupHasParent() {
+        return binding != null
+                && binding.getRoot().getLayoutParams() instanceof WindowManager.LayoutParams
+                && binding.getRoot().getParent() != null;
+    }
+
+    private boolean anyPopupViewIsNull() {
+        return popupLayoutParams == null || windowManager == null
+                || binding.getRoot().getParent() == null;
+    }
+
+    public PlayerPopupCloseOverlayBinding getCloseOverlayBinding() {
+        return closeOverlayBinding;
+    }
+
+    public WindowManager.LayoutParams getPopupLayoutParams() {
+        return popupLayoutParams;
+    }
+
+    public WindowManager getWindowManager() {
+        return windowManager;
+    }
+
+    public int getScreenHeight() {
+        return screenHeight;
+    }
+
+    public int getScreenWidth() {
+        return screenWidth;
+    }
+    //endregion
+}

app/src/main/java/org/schabi/newpipe/settings/custom/NotificationActionsPreference.java

@@ -1,5 +1,7 @@
 package org.schabi.newpipe.settings.custom;
 
+import static org.schabi.newpipe.player.notification.NotificationConstants.ACTION_RECREATE_NOTIFICATION;
+
 import android.content.Context;
 import android.content.Intent;
 import android.content.SharedPreferences;
@@ -23,11 +25,11 @@ import androidx.core.graphics.drawable.DrawableCompat;
 import androidx.preference.Preference;
 import androidx.preference.PreferenceViewHolder;
 
+import org.schabi.newpipe.App;
 import org.schabi.newpipe.R;
 import org.schabi.newpipe.databinding.ListRadioIconItemBinding;
 import org.schabi.newpipe.databinding.SingleChoiceDialogViewBinding;
-import org.schabi.newpipe.player.MainPlayer;
-import org.schabi.newpipe.player.NotificationConstants;
+import org.schabi.newpipe.player.notification.NotificationConstants;
 import org.schabi.newpipe.util.DeviceUtils;
 import org.schabi.newpipe.util.ThemeHelper;
 import org.schabi.newpipe.views.FocusOverlayView;
@@ -61,7 +63,9 @@ public class NotificationActionsPreference extends Preference {
     public void onDetached() {
         super.onDetached();
         saveChanges();
-        getContext().sendBroadcast(new Intent(MainPlayer.ACTION_RECREATE_NOTIFICATION));
+        // set package to this app's package to prevent the intent from being seen outside
+        getContext().sendBroadcast(new Intent(ACTION_RECREATE_NOTIFICATION)
+                .setPackage(App.PACKAGE_NAME));
     }
 
 

app/src/main/java/org/schabi/newpipe/util/NavigationHelper.java

@@ -50,10 +50,10 @@ import org.schabi.newpipe.local.history.StatisticsPlaylistFragment;
 import org.schabi.newpipe.local.playlist.LocalPlaylistFragment;
 import org.schabi.newpipe.local.subscription.SubscriptionFragment;
 import org.schabi.newpipe.local.subscription.SubscriptionsImportFragment;
-import org.schabi.newpipe.player.MainPlayer;
-import org.schabi.newpipe.player.MainPlayer.PlayerType;
+import org.schabi.newpipe.player.PlayerService;
 import org.schabi.newpipe.player.PlayQueueActivity;
 import org.schabi.newpipe.player.Player;
+import org.schabi.newpipe.player.PlayerType;
 import org.schabi.newpipe.player.helper.PlayerHelper;
 import org.schabi.newpipe.player.helper.PlayerHolder;
 import org.schabi.newpipe.player.playqueue.PlayQueue;
@@ -91,7 +91,7 @@ public final class NavigationHelper {
                 intent.putExtra(Player.PLAY_QUEUE_KEY, cacheKey);
             }
         }
-        intent.putExtra(Player.PLAYER_TYPE, MainPlayer.PlayerType.VIDEO.ordinal());
+        intent.putExtra(Player.PLAYER_TYPE, PlayerType.MAIN.valueForIntent());
         intent.putExtra(Player.RESUME_PLAYBACK, resumePlayback);
 
         return intent;
@@ -163,8 +163,8 @@ public final class NavigationHelper {
 
         Toast.makeText(context, R.string.popup_playing_toast, Toast.LENGTH_SHORT).show();
 
-        final Intent intent = getPlayerIntent(context, MainPlayer.class, queue, resumePlayback);
-        intent.putExtra(Player.PLAYER_TYPE, MainPlayer.PlayerType.POPUP.ordinal());
+        final Intent intent = getPlayerIntent(context, PlayerService.class, queue, resumePlayback);
+        intent.putExtra(Player.PLAYER_TYPE, PlayerType.POPUP.valueForIntent());
         ContextCompat.startForegroundService(context, intent);
     }
 
@@ -174,8 +174,8 @@ public final class NavigationHelper {
         Toast.makeText(context, R.string.background_player_playing_toast, Toast.LENGTH_SHORT)
                 .show();
 
-        final Intent intent = getPlayerIntent(context, MainPlayer.class, queue, resumePlayback);
-        intent.putExtra(Player.PLAYER_TYPE, MainPlayer.PlayerType.AUDIO.ordinal());
+        final Intent intent = getPlayerIntent(context, PlayerService.class, queue, resumePlayback);
+        intent.putExtra(Player.PLAYER_TYPE, PlayerType.AUDIO.valueForIntent());
         ContextCompat.startForegroundService(context, intent);
     }
 
@@ -184,17 +184,17 @@ public final class NavigationHelper {
                                        final PlayQueue queue,
                                        final PlayerType playerType) {
         Toast.makeText(context, R.string.enqueued, Toast.LENGTH_SHORT).show();
-        final Intent intent = getPlayerEnqueueIntent(context, MainPlayer.class, queue);
+        final Intent intent = getPlayerEnqueueIntent(context, PlayerService.class, queue);
 
-        intent.putExtra(Player.PLAYER_TYPE, playerType.ordinal());
+        intent.putExtra(Player.PLAYER_TYPE, playerType.valueForIntent());
         ContextCompat.startForegroundService(context, intent);
     }
 
     public static void enqueueOnPlayer(final Context context, final PlayQueue queue) {
         PlayerType playerType = PlayerHolder.getInstance().getType();
-        if (!PlayerHolder.getInstance().isPlayerOpen()) {
+        if (playerType == null) {
             Log.e(TAG, "Enqueueing but no player is open; defaulting to background player");
-            playerType = MainPlayer.PlayerType.AUDIO;
+            playerType = PlayerType.AUDIO;
         }
 
         enqueueOnPlayer(context, queue, playerType);
@@ -203,14 +203,14 @@ public final class NavigationHelper {
     /* ENQUEUE NEXT */
     public static void enqueueNextOnPlayer(final Context context, final PlayQueue queue) {
         PlayerType playerType = PlayerHolder.getInstance().getType();
-        if (!PlayerHolder.getInstance().isPlayerOpen()) {
+        if (playerType == null) {
             Log.e(TAG, "Enqueueing next but no player is open; defaulting to background player");
-            playerType = MainPlayer.PlayerType.AUDIO;
+            playerType = PlayerType.AUDIO;
         }
         Toast.makeText(context, R.string.enqueued_next, Toast.LENGTH_SHORT).show();
-        final Intent intent = getPlayerEnqueueNextIntent(context, MainPlayer.class, queue);
+        final Intent intent = getPlayerEnqueueNextIntent(context, PlayerService.class, queue);
 
-        intent.putExtra(Player.PLAYER_TYPE, playerType.ordinal());
+        intent.putExtra(Player.PLAYER_TYPE, playerType.valueForIntent());
         ContextCompat.startForegroundService(context, intent);
     }
 
@@ -414,14 +414,14 @@ public final class NavigationHelper {
                                                final boolean switchingPlayers) {
 
         final boolean autoPlay;
-        @Nullable final MainPlayer.PlayerType playerType = PlayerHolder.getInstance().getType();
-        if (!PlayerHolder.getInstance().isPlayerOpen()) {
+        @Nullable final PlayerType playerType = PlayerHolder.getInstance().getType();
+        if (playerType == null) {
             // no player open
             autoPlay = PlayerHelper.isAutoplayAllowedByUser(context);
         } else if (switchingPlayers) {
             // switching player to main player
             autoPlay = PlayerHolder.getInstance().isPlaying(); // keep play/pause state
-        } else if (playerType == MainPlayer.PlayerType.VIDEO) {
+        } else if (playerType == PlayerType.MAIN) {
             // opening new stream while already playing in main player
             autoPlay = PlayerHelper.isAutoplayAllowedByUser(context);
         } else {
@@ -436,7 +436,7 @@ public final class NavigationHelper {
                 // Situation when user switches from players to main player. All needed data is
                 // here, we can start watching (assuming newQueue equals playQueue).
                 // Starting directly in fullscreen if the previous player type was popup.
-                detailFragment.openVideoPlayer(playerType == MainPlayer.PlayerType.POPUP
+                detailFragment.openVideoPlayer(playerType == PlayerType.POPUP
                         || PlayerHelper.isStartMainPlayerFullscreenEnabled(context));
             } else {
                 detailFragment.selectAndLoadVideo(serviceId, url, title, playQueue);

app/src/main/java/org/schabi/newpipe/util/ThemeHelper.java

@@ -244,6 +244,22 @@ public final class ThemeHelper {
         return AppCompatResources.getDrawable(context, typedValue.resourceId);
     }
 
+    /**
+     * Gets a runtime dimen from the {@code android} package. Should be used for dimens for which
+     * normal accessing with {@code R.dimen.} is not available.
+     *
+     * @param context context
+     * @param name    dimen resource name (e.g. navigation_bar_height)
+     * @return the obtained dimension, in pixels, or 0 if the resource could not be resolved
+     */
+    public static int getAndroidDimenPx(@NonNull final Context context, final String name) {
+        final int resId = context.getResources().getIdentifier(name, "dimen", "android");
+        if (resId <= 0) {
+            return 0;
+        }
+        return context.getResources().getDimensionPixelSize(resId);
+    }
+
     private static String getSelectedThemeKey(final Context context) {
         final String themeKey = context.getString(R.string.theme_key);
         final String defaultTheme = context.getResources().getString(R.string.default_theme_value);

app/src/main/java/org/schabi/newpipe/views/player/PlayerFastSeekOverlay.kt

@@ -12,8 +12,8 @@ import androidx.constraintlayout.widget.ConstraintLayout.LayoutParams.START
 import androidx.constraintlayout.widget.ConstraintSet
 import org.schabi.newpipe.MainActivity
 import org.schabi.newpipe.R
-import org.schabi.newpipe.player.event.DisplayPortion
-import org.schabi.newpipe.player.event.DoubleTapListener
+import org.schabi.newpipe.player.gesture.DisplayPortion
+import org.schabi.newpipe.player.gesture.DoubleTapListener
 
 class PlayerFastSeekOverlay(context: Context, attrs: AttributeSet?) :
     ConstraintLayout(context, attrs), DoubleTapListener {
@@ -38,14 +38,14 @@ class PlayerFastSeekOverlay(context: Context, attrs: AttributeSet?) :
 
     private var performListener: PerformListener? = null
 
-    fun performListener(listener: PerformListener) = apply {
+    fun performListener(listener: PerformListener?) = apply {
         performListener = listener
     }
 
     private var seekSecondsSupplier: () -> Int = { 0 }
 
-    fun seekSecondsSupplier(supplier: () -> Int) = apply {
-        seekSecondsSupplier = supplier
+    fun seekSecondsSupplier(supplier: (() -> Int)?) = apply {
+        seekSecondsSupplier = supplier ?: { 0 }
     }
 
     // Indicates whether this (double) tap is the first of a series

app/src/main/res/layout/activity_main.xml

@@ -25,7 +25,7 @@
             android:layout_gravity="center_horizontal"
             app:behavior_hideable="true"
             app:behavior_peekHeight="0dp"
-            app:layout_behavior="org.schabi.newpipe.player.event.CustomBottomSheetBehavior" />
+            app:layout_behavior="org.schabi.newpipe.player.gesture.CustomBottomSheetBehavior" />
 
     </org.schabi.newpipe.views.FocusAwareCoordinator>