res/layout/activity_dvr_playback.xml

<?xml version="1.0" encoding="utf-8"?>
<!--
  ~ Copyright (C) 2016 The Android Open Source Project
  ~
  ~ Licensed under the Apache License, Version 2.0 (the "License");
  ~ you may not use this file except in compliance with the License.
  ~ You may obtain a copy of the License at
  ~
  ~      http://www.apache.org/licenses/LICENSE-2.0
  ~
  ~ Unless required by applicable law or agreed to in writing, software
  ~ distributed under the License is distributed on an "AS IS" BASIS,
  ~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  ~ See the License for the specific language governing permissions and
  ~ limitations under the License
  -->

<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:keepScreenOn="true"
    android:background="@color/tvactivity_background" >

    <!-- AppLayerTvView is wrapped by FrameLayout to handle aspect ratios by adjusting paddings. -->
    <FrameLayout
        android:layout_width="match_parent"
        android:layout_height="match_parent">

        <com.android.tv.ui.AppLayerTvView android:id="@+id/dvr_tv_view"
            android:layout_width="match_parent"
            android:layout_height="match_parent"
            android:layout_gravity="center" />

    </FrameLayout>

    <fragment android:id="@+id/dvr_playback_controls_fragment"
        android:name="com.android.tv.dvr.ui.playback.DvrPlaybackOverlayFragment"
        android:layout_width="match_parent"
        android:layout_height="match_parent" />

    <FrameLayout android:id="@+id/dvr_playback_side_fragment"
        android:layout_width="match_parent"
        android:layout_height="match_parent" />

    <View android:id="@+id/block_screen"
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:layout_gravity="center"
        android:background="@android:color/black"
        android:visibility="gone" />

</FrameLayout>