rtmp-rtsp-stream-client-java/app/src/main/res/layout/activity_custom.xml

<?xml version="1.0" encoding="utf-8"?>
<androidx.drawerlayout.widget.DrawerLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    tools:openDrawer="start"
    android:id="@+id/activity_custom"
    >

  <RelativeLayout
      android:layout_width="match_parent"
      android:layout_height="match_parent"
      >

    <SurfaceView
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:id="@+id/surfaceView"
        />

    <EditText
        android:textColor="@color/appColor"
        android:textColorHint="@color/appColor"
        android:inputType="textUri"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:gravity="center"
        android:layout_margin="20dp"
        android:id="@+id/et_rtp_url"
        />

    <LinearLayout
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:orientation="horizontal"
        android:layout_alignParentBottom="true"
        android:layout_margin="20dp"
        android:gravity="center"
        >

      <Button
          android:text="@string/start_record"
          android:layout_width="wrap_content"
          android:layout_height="wrap_content"
          android:layout_marginRight="5dp"
          android:id="@+id/b_record"
          />

      <Button
          android:text="@string/start_button"
          android:layout_width="wrap_content"
          android:layout_height="wrap_content"
          android:layout_marginRight="5dp"
          android:id="@+id/b_start_stop"
          />

      <Button
          android:text="@string/switch_camera_button"
          android:layout_width="wrap_content"
          android:layout_height="wrap_content"
          android:id="@+id/switch_camera"
          />
    </LinearLayout>

    <TextView
        android:textColor="@color/appColor"
        android:id="@+id/tv_bitrate"
        android:layout_alignParentEnd="true"
        android:layout_alignParentRight="true"
        android:layout_below="@+id/et_rtp_url"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_margin="20dp"
        />
  </RelativeLayout>

  <com.google.android.material.navigation.NavigationView
      android:layout_width="wrap_content"
      android:layout_height="match_parent"
      android:layout_gravity="start"
      android:paddingBottom="30dp"
      android:fitsSystemWindows="true"
      app:headerLayout="@xml/options_header"
      android:id="@+id/nv_rtp"
      >
  </com.google.android.material.navigation.NavigationView>
</androidx.drawerlayout.widget.DrawerLayout>