Disabled preloading when switching streams

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

@@ -958,6 +958,9 @@ public void selectAndLoadVideo(final int sid, final String videoUrl, final Strin
             return;
         }
         setInitialData(sid, videoUrl, title, queue);
+        if (player != null) {
+            player.disablePreloadingOfCurrentTrack();
+        }
         startLoading(false, true);
     }
 

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

@@ -1410,6 +1410,11 @@ public MediaSourceTag getCurrentMetadata() {
         return currentMetadata;
     }
 
+    @NonNull
+    public LoadController getLoadController() {
+        return (LoadController) loadControl;
+    }
+
     @NonNull
     public String getVideoUrl() {
         return currentMetadata == null

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

@@ -1484,6 +1484,10 @@ public void hideSystemUIIfNeeded() {
         }
     }
 
+    public void disablePreloadingOfCurrentTrack() {
+        getLoadController().disablePreloadingOfCurrentTrack();
+    }
+
     /**
      * Measures width and height of controls visible on screen.
      * It ensures that controls will be side-by-side with NavigationBar and notches

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

@@ -13,6 +13,7 @@ public class LoadController implements LoadControl {
 
     private final long initialPlaybackBufferUs;
     private final LoadControl internalLoadControl;
+    private boolean preloadingEnabled = true;
 
     /*//////////////////////////////////////////////////////////////////////////
     // Default Load Control
@@ -41,6 +42,7 @@ private LoadController(final int initialPlaybackBufferMs,
 
     @Override
     public void onPrepared() {
+        preloadingEnabled = true;
         internalLoadControl.onPrepared();
     }
 
@@ -52,11 +54,13 @@ public void onTracksSelected(final Renderer[] renderers, final TrackGroupArray t
 
     @Override
     public void onStopped() {
+        preloadingEnabled = true;
         internalLoadControl.onStopped();
     }
 
     @Override
     public void onReleased() {
+        preloadingEnabled = true;
         internalLoadControl.onReleased();
     }
 
@@ -78,6 +82,9 @@ public boolean retainBackBufferFromKeyframe() {
     @Override
     public boolean shouldContinueLoading(final long bufferedDurationUs,
                                          final float playbackSpeed) {
+        if (!preloadingEnabled) {
+            return false;
+        }
         return internalLoadControl.shouldContinueLoading(bufferedDurationUs, playbackSpeed);
     }
 
@@ -90,4 +97,8 @@ public boolean shouldStartPlayback(final long bufferedDurationUs, final float pl
                 .shouldStartPlayback(bufferedDurationUs, playbackSpeed, rebuffering);
         return isInitialPlaybackBufferFilled || isInternalStartingPlayback;
     }
+
+    public void disablePreloadingOfCurrentTrack() {
+        preloadingEnabled = false;
+    }
 }