res/layout/item_video_preview.xml

<?xml version="1.0" encoding="utf-8"?>
<!--
  ~ Copyright (C) 2022 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.
  -->

<!-- CoordinatorLayout is necessary for Snackbar to operate correctly. -->
<androidx.coordinatorlayout.widget.CoordinatorLayout
    xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    android:layout_width="match_parent"
    android:layout_height="match_parent">

    <FrameLayout
        android:id="@+id/preview_player_container"
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:layout_gravity="center">

        <com.google.android.exoplayer2.ui.AspectRatioFrameLayout
            android:id="@+id/preview_player_frame"
            android:layout_width="match_parent"
            android:layout_height="match_parent"
            android:layout_gravity="center">

            <SurfaceView
                android:id="@+id/preview_player_view"
                android:layout_width="match_parent"
                android:layout_height="match_parent" />
        </com.google.android.exoplayer2.ui.AspectRatioFrameLayout>

        <FrameLayout
            android:id="@+id/preview_player_controls"
            android:layout_width="match_parent"
            android:layout_height="match_parent"
            android:layout_gravity="center">

            <include
                android:layout_width="match_parent"
                android:layout_height="match_parent"
                layout="@layout/preview_video_controls" />
        </FrameLayout>
    </FrameLayout>

    <ImageView
        android:id="@+id/preview_video_image"
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:layout_gravity="center"
        android:scaleType="fitCenter"
        android:contentDescription="@null" />


    <com.google.android.material.progressindicator.CircularProgressIndicator
        android:id="@+id/preview_progress_indicator"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_gravity="center"
        android:gravity="center"
        android:indeterminate="true"
        android:visibility="gone"
        app:indicatorColor="@color/picker_default_white"
        app:indicatorSize="@dimen/preview_progress_indicator_size" />
</androidx.coordinatorlayout.widget.CoordinatorLayout>