res/layout/onboarding_welcome_content.xml

<?xml version="1.0" encoding="utf-8"?>
<!--
  ~ Copyright (C) 2015 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.
  -->

<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="wrap_content"
    android:layout_height="wrap_content"
    android:layout_gravity="center_horizontal"
    android:layout_marginTop="@dimen/onboarding_welcome_content_margin_top"
    android:layout_marginBottom="@dimen/onboarding_welcome_content_margin_bottom"
    android:orientation="vertical">

    <FrameLayout
        android:id="@+id/tv_container"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_gravity="center_horizontal"
        android:transitionGroup="true">
        <ImageView
            android:layout_width="215dp"
            android:layout_height="128dp"
            android:layout_gravity="center"
            android:contentDescription="@null"
            android:src="@drawable/tv_bg" />
        <ImageView
            android:id="@+id/tv_content"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_gravity="center"
            android:contentDescription="@null"
            android:src="@drawable/tv_1a_01" />
    </FrameLayout>

    <ImageView
        android:id="@+id/shadow"
        android:layout_width="wrap_content"
        android:layout_height="@dimen/onboarding_welcome_shadow_height"
        android:layout_gravity="center_horizontal"
        android:layout_marginTop="@dimen/onboarding_welcome_shadow_margin_top"
        android:src="@drawable/tv_shadow"
        android:contentDescription="@null" />
</LinearLayout>