images.xml

<?xml version="1.0" encoding="utf-8"?>
<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:background="@color/processed_image_background">

    <ImageView
         android:id="@+id/processed_image"
         android:layout_width="match_parent"
         android:layout_height="match_parent"
         android:scaleType="fitCenter" />
    <ImageView
        android:id="@+id/processed_image_original"
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:scaleType="fitCenter"
        android:visibility="gone"/>
</FrameLayout>