PlayerAndroid/app/src/main/res/layout/media_button.xml

<?xml version="1.0" encoding="utf-8"?>
<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="wrap_content"
    android:layout_weight="1"
    android:layoutDirection="ltr"
    android:paddingStart="4dp"
    android:paddingEnd="4dp"
    tools:ignore="ContentDescription,UnusedAttribute">

    <androidx.appcompat.widget.AppCompatImageButton
        android:id="@+id/repeatButton"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:background="?attr/roundSelector"
        android:padding="16dp"
        android:scaleType="fitCenter"
        app:layout_constraintBottom_toBottomOf="@+id/previousButton"
        app:layout_constraintEnd_toStartOf="@+id/previousButton"
        app:layout_constraintHorizontal_bias="0.5"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintTop_toTopOf="@+id/previousButton"
        app:srcCompat="@drawable/ic_repeat"
        tools:ignore="MissingPrefix"
        tools:tint="@color/md_black_1000" />

    <androidx.appcompat.widget.AppCompatImageButton
        android:id="@+id/previousButton"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:background="?attr/roundSelector"
        android:padding="16dp"
        android:scaleType="fitCenter"
        app:layout_constraintBottom_toBottomOf="@+id/playPauseButton"
        app:layout_constraintEnd_toStartOf="@+id/playPauseButton"
        app:layout_constraintStart_toEndOf="@+id/repeatButton"
        app:layout_constraintTop_toTopOf="@+id/playPauseButton"
        app:srcCompat="@drawable/ic_skip_previous"
        tools:ignore="MissingPrefix"
        tools:tint="@color/md_black_1000" />

    <com.google.android.material.floatingactionbutton.FloatingActionButton
        android:id="@+id/playPauseButton"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_marginTop="8dp"
        android:layout_marginBottom="8dp"
        android:background="?attr/roundSelector"
        app:layout_constraintBottom_toBottomOf="parent"
        app:layout_constraintEnd_toStartOf="@+id/nextButton"
        app:layout_constraintHorizontal_bias="0.5"
        app:layout_constraintStart_toEndOf="@+id/previousButton"
        app:layout_constraintTop_toTopOf="parent"
        app:srcCompat="@drawable/ic_pause_white_64dp"
        tools:tint="@color/md_black_1000" />

    <androidx.appcompat.widget.AppCompatImageButton
        android:id="@+id/nextButton"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:background="?attr/roundSelector"
        android:padding="16dp"
        android:scaleType="fitCenter"
        app:layout_constraintBottom_toBottomOf="@+id/playPauseButton"
        app:layout_constraintEnd_toStartOf="@+id/shuffleButton"
        app:layout_constraintStart_toEndOf="@+id/playPauseButton"
        app:layout_constraintTop_toTopOf="@+id/playPauseButton"
        app:srcCompat="@drawable/ic_skip_next"
        tools:ignore="MissingPrefix"
        tools:tint="@color/md_black_1000" />

    <androidx.appcompat.widget.AppCompatImageButton
        android:id="@+id/shuffleButton"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:background="?attr/roundSelector"
        android:padding="16dp"
        android:scaleType="fitCenter"
        app:layout_constraintBottom_toBottomOf="@+id/nextButton"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintStart_toEndOf="@+id/nextButton"
        app:layout_constraintTop_toTopOf="@+id/nextButton"
        app:srcCompat="@drawable/ic_shuffle"
        tools:ignore="MissingPrefix"
        tools:tint="@color/md_black_1000" />

</androidx.constraintlayout.widget.ConstraintLayout>