Support track deselect

app/src/main/java/com/fongmi/android/tv/player/ExoUtil.java

@@ -64,7 +64,7 @@ public class ExoUtil {
     public static boolean haveTrack(Tracks tracks, int type) {
         int count = 0;
         for (Tracks.Group trackGroup : tracks.getGroups()) if (trackGroup.getType() == type) count += trackGroup.length;
-        return count > 1;
+        return count > 0;
     }
 
     public static MediaSource getSource(Result result, int errorCode) {

app/src/main/java/com/fongmi/android/tv/ui/custom/TrackSelectionDialog.java

@@ -14,6 +14,7 @@ import com.fongmi.android.tv.utils.ResUtil;
 import com.google.android.exoplayer2.Tracks;
 import com.google.android.exoplayer2.trackselection.TrackSelectionOverride;
 import com.google.android.material.dialog.MaterialAlertDialogBuilder;
+import com.google.common.collect.ImmutableList;
 
 import java.util.ArrayList;
 import java.util.List;
@@ -105,10 +106,26 @@ public final class TrackSelectionDialog implements TrackAdapter.OnClickListener
         }
     }
 
+    private void setExoTrack(Track item) {
+        if (item.isSelected()) {
+            player.exo().setTrackSelectionParameters(player.exo().getTrackSelectionParameters().buildUpon().setOverrideForType(new TrackSelectionOverride(player.exo().getCurrentTracks().getGroups().get(item.getGroup()).getMediaTrackGroup(), ImmutableList.of())).build());
+        } else {
+            player.exo().setTrackSelectionParameters(player.exo().getTrackSelectionParameters().buildUpon().setOverrideForType(new TrackSelectionOverride(player.exo().getCurrentTracks().getGroups().get(item.getGroup()).getMediaTrackGroup(), item.getTrack())).build());
+        }
+    }
+
+    private void setIjkTrack(Track item) {
+        if (item.isSelected()) {
+            player.ijk().deselectTrack(item.getTrack());
+        } else {
+            player.ijk().selectTrack(item.getTrack());
+        }
+    }
+
     @Override
     public void onItemClick(Track item) {
-        if (player.isExo()) player.exo().setTrackSelectionParameters(player.exo().getTrackSelectionParameters().buildUpon().setOverrideForType(new TrackSelectionOverride(player.exo().getCurrentTracks().getGroups().get(item.getGroup()).getMediaTrackGroup(), item.getTrack())).build());
-        if (player.isIjk()) player.ijk().selectTrack(item.getTrack());
+        if (player.isExo()) setExoTrack(item);
+        if (player.isIjk()) setIjkTrack(item);
         dialog.dismiss();
     }
 }

ijkplayer/src/main/java/tv/danmaku/ijk/media/player/ui/IjkVideoView.java

@@ -467,7 +467,7 @@ public class IjkVideoView extends FrameLayout implements MediaController.MediaPl
         if (trackInfos == null) return false;
         int count = 0;
         for (IjkTrackInfo trackInfo : trackInfos) if (trackInfo.getTrackType() == type) ++count;
-        return count > 1;
+        return count > 0;
     }
 
     public IjkTrackInfo[] getTrackInfo() {
@@ -484,6 +484,13 @@ public class IjkVideoView extends FrameLayout implements MediaController.MediaPl
         seekTo(position);
     }
 
+    public void deselectTrack(int track) {
+        long position = getCurrentPosition();
+        mIjkPlayer.deselectTrack(track);
+        subtitleView.setText("");
+        seekTo(position);
+    }
+
     private void setPreferredTextLanguage() {
         IjkTrackInfo[] trackInfos = mIjkPlayer.getTrackInfo();
         if (trackInfos == null) return;