fix ijk content view

app/src/leanback/res/layout/activity_video.xml

@@ -42,8 +42,9 @@
         <tv.danmaku.ijk.media.player.ui.IjkVideoView
             android:id="@+id/ijk"
             style="@style/Player.Vod"
-            android:layout_width="match_parent"
+            android:layout_gravity="center"
-            android:layout_height="match_parent"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
             android:visibility="gone" />
 
         <master.flame.danmaku.ui.widget.DanmakuView

ijkplayer/src/main/res/layout/ijk_player_view.xml

@@ -3,9 +3,8 @@
 
     <FrameLayout
         android:id="@+id/ijk_content_frame"
-        android:layout_gravity="center"
+        android:layout_width="match_parent"
-        android:layout_width="wrap_content"
+        android:layout_height="match_parent">
-        android:layout_height="wrap_content">
 
         <ImageView
             android:id="@+id/ijk_artwork"