Fix bug

app/src/leanback/java/com/fongmi/android/tv/ui/activity/VideoActivity.java

@@ -794,12 +794,15 @@ public class VideoActivity extends BaseActivity implements CustomKeyDownVod.List
     private void onOpening() {
         long current = mPlayers.getPosition();
         long duration = mPlayers.getDuration();
-        if (current < 0 || current > duration / 2) return;
+        if (current < 0 || duration < 0 || current > duration / 2) return;
         setOpening(current);
     }
 
     private void onOpeningAdd() {
-        setOpening(Math.min(mHistory.getOpening() + 1000, mPlayers.getDuration() / 2));
+        long current = mPlayers.getPosition();
+        long duration = mPlayers.getDuration();
+        if (current < 0 || duration < 0) return;
+        setOpening(Math.min(mHistory.getOpening() + 1000, duration / 2));
     }
 
     private void onOpeningSub() {
@@ -819,12 +822,15 @@ public class VideoActivity extends BaseActivity implements CustomKeyDownVod.List
     private void onEnding() {
         long current = mPlayers.getPosition();
         long duration = mPlayers.getDuration();
-        if (current < 0 || current < duration / 2) return;
+        if (current < 0 || duration < 0 || current < duration / 2) return;
         setEnding(duration - current);
     }
 
     private void onEndingAdd() {
-        setEnding(Math.min(mPlayers.getDuration() / 2, mHistory.getEnding() + 1000));
+        long current = mPlayers.getPosition();
+        long duration = mPlayers.getDuration();
+        if (current < 0 || duration < 0) return;
+        setEnding(Math.min(duration / 2, mHistory.getEnding() + 1000));
     }
 
     private void onEndingSub() {

app/src/mobile/java/com/fongmi/android/tv/ui/activity/VideoActivity.java

@@ -802,7 +802,7 @@ public class VideoActivity extends BaseActivity implements Clock.Callback, Custo
     private void onEnding() {
         long current = mPlayers.getPosition();
         long duration = mPlayers.getDuration();
-        if (current < 0 || current < duration / 2) return;
+        if (current < 0 || duration < 0 || current < duration / 2) return;
         mHistory.setEnding(duration - current);
         mBinding.control.action.ending.setText(mPlayers.stringToTime(mHistory.getEnding()));
         setR1Callback();
@@ -818,7 +818,7 @@ public class VideoActivity extends BaseActivity implements Clock.Callback, Custo
     private void onOpening() {
         long current = mPlayers.getPosition();
         long duration = mPlayers.getDuration();
-        if (current < 0 || current > duration / 2) return;
+        if (current < 0 || duration < 0 || current > duration / 2) return;
         mHistory.setOpening(current);
         mBinding.control.action.opening.setText(mPlayers.stringToTime(mHistory.getOpening()));
         setR1Callback();