session-android/res/layout/mediasend_activity.xml

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

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

    <LinearLayout
        android:id="@+id/mediasend_count_button"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_marginBottom="32dp"
        android:layout_marginEnd="32dp"
        android:layout_gravity="bottom|end"
        android:padding="8dp"
        android:gravity="center"
        android:orientation="horizontal"
        android:background="@drawable/media_count_button_background"
        android:elevation="4dp"
        android:visibility="gone"
        tools:visibility="visible">

        <TextView
            android:id="@+id/mediasend_count_button_text"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:minWidth="28dp"
            android:paddingStart="7dp"
            android:paddingEnd="7dp"
            android:paddingTop="2dp"
            android:paddingBottom="2dp"
            android:gravity="center"
            android:background="@drawable/media_count_number_background"
            android:textColor="@color/accent"
            android:textSize="18sp"
            tools:text="3" />


        <ImageView
            android:layout_width="wrap_content"
            android:layout_height="20dp"
            android:layout_marginStart="2dp"
            android:src="@drawable/ic_arrow_right"
            android:tint="@color/core_white"/>

    </LinearLayout>

    <ImageView
        android:id="@+id/mediasend_camera_button"
        android:layout_width="44dp"
        android:layout_height="44dp"
        android:layout_marginBottom="32dp"
        android:layout_marginStart="32dp"
        android:layout_gravity="bottom|start"
        android:padding="12dp"
        android:src="@drawable/ic_camera_filled_24"
        android:tint="@color/core_grey_60"
        android:background="@drawable/media_camera_button_background"
        android:elevation="4dp"
        android:visibility="gone"
        tools:visibility="visible"/>

</FrameLayout>