sodalive-android/app/src/main/res/layout/activity_audio_content_main.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"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    xmlns:tools="http://schemas.android.com/tools">

    <include
        android:id="@+id/toolbar"
        layout="@layout/toolbar_audio_content_main" />

    <com.google.android.material.tabs.TabLayout
        android:id="@+id/tabs"
        android:layout_width="0dp"
        android:layout_height="wrap_content"
        android:background="@android:color/transparent"
        android:clipToPadding="false"
        android:elevation="0dp"
        android:paddingHorizontal="13.3dp"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintTop_toBottomOf="@+id/toolbar"
        app:tabGravity="start"
        app:tabIndicatorFullWidth="false"
        app:tabIndicatorHeight="0dp"
        app:tabMinWidth="45dp"
        app:tabMode="scrollable"
        app:tabPaddingBottom="15dp"
        app:tabPaddingTop="15dp"
        app:tabSelectedTextColor="@color/color_3bb9f1"
        app:tabTextAppearance="@style/ContentMainTabText"
        app:tabTextColor="@color/color_bbbbbb" />

    <FrameLayout
        android:id="@+id/fl_container"
        android:layout_width="0dp"
        android:layout_height="0dp"
        app:layout_constraintBottom_toBottomOf="parent"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintTop_toBottomOf="@+id/tabs" />

    <RelativeLayout
        android:id="@+id/rl_mini_player"
        android:layout_width="0dp"
        android:layout_height="wrap_content"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintBottom_toBottomOf="parent"
        android:background="@color/color_222222"
        android:paddingHorizontal="13.3dp"
        android:paddingVertical="10.7dp"
        android:visibility="gone">

        <ImageView
            android:id="@+id/iv_cover"
            android:layout_width="36.7dp"
            android:layout_height="36.7dp"
            android:layout_centerVertical="true"
            android:contentDescription="@null"
            tools:src="@mipmap/ic_launcher" />

        <LinearLayout
            android:layout_width="0dp"
            android:layout_height="wrap_content"
            android:layout_centerVertical="true"
            android:layout_marginHorizontal="10.7dp"
            android:layout_toStartOf="@+id/iv_play_or_pause"
            android:layout_toEndOf="@+id/iv_cover"
            android:orientation="vertical">

            <TextView
                android:id="@+id/tv_mini_player_title"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:ellipsize="end"
                android:maxLines="2"
                android:textColor="@color/color_eeeeee"
                android:textSize="13sp"
                tools:text="JFLA 커버곡 Avicii for your self" />

            <TextView
                android:id="@+id/tv_nickname"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:layout_marginTop="2.3dp"
                android:textColor="@color/color_d2d2d2"
                android:textSize="11sp"
                tools:ignore="SmallSp"
                tools:text="JFLA 커버곡 Avicii for your self" />
        </LinearLayout>

        <ImageView
            android:id="@+id/iv_play_or_pause"
            android:layout_width="25dp"
            android:layout_height="25dp"
            android:layout_centerVertical="true"
            android:layout_marginEnd="16dp"
            android:layout_toStartOf="@+id/iv_stop"
            android:contentDescription="@null"
            tools:src="@drawable/btn_bar_play" />

        <ImageView
            android:id="@+id/iv_stop"
            android:layout_width="25dp"
            android:layout_height="25dp"
            android:layout_alignParentEnd="true"
            android:layout_centerVertical="true"
            android:contentDescription="@null"
            android:src="@drawable/ic_noti_stop" />
    </RelativeLayout>

    <androidx.constraintlayout.widget.ConstraintLayout
        android:id="@+id/cl_mini_player"
        android:layout_width="0dp"
        android:layout_height="wrap_content"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintBottom_toBottomOf="parent"
        android:background="@color/color_222222"
        android:paddingHorizontal="13.3dp"
        android:paddingVertical="10.7dp"
        android:visibility="gone">

        <ImageView
            android:id="@+id/iv_player_cover"
            android:layout_width="36.7dp"
            android:layout_height="36.7dp"
            android:layout_centerVertical="true"
            android:contentDescription="@null"
            app:layout_constraintBottom_toBottomOf="parent"
            app:layout_constraintStart_toStartOf="parent"
            app:layout_constraintTop_toTopOf="parent"
            tools:src="@mipmap/ic_launcher" />

        <TextView
            android:id="@+id/tv_player_title"
            android:layout_width="0dp"
            android:layout_height="wrap_content"
            android:layout_marginHorizontal="10.7dp"
            android:ellipsize="end"
            android:maxLines="2"
            android:textColor="@color/color_eeeeee"
            android:textSize="13sp"
            app:layout_constraintEnd_toStartOf="@+id/iv_player_play_or_pause"
            app:layout_constraintStart_toEndOf="@+id/iv_player_cover"
            app:layout_constraintTop_toTopOf="@+id/iv_player_cover"
            tools:text="JFLA 커버곡 Avicii for your self" />

        <TextView
            android:id="@+id/tv_player_nickname"
            android:layout_width="0dp"
            android:layout_height="wrap_content"
            android:layout_marginTop="2.3dp"
            android:textColor="@color/color_d2d2d2"
            android:textSize="11sp"
            app:layout_constraintEnd_toEndOf="@+id/tv_player_title"
            app:layout_constraintStart_toStartOf="@+id/tv_player_title"
            app:layout_constraintTop_toBottomOf="@+id/tv_player_title"
            tools:ignore="SmallSp"
            tools:text="JFLA 커버곡 Avicii for your self" />

        <ImageView
            android:id="@+id/iv_player_play_or_pause"
            android:layout_width="25dp"
            android:layout_height="25dp"
            android:layout_marginEnd="16dp"
            android:contentDescription="@null"
            app:layout_constraintBottom_toBottomOf="@+id/iv_player_stop"
            app:layout_constraintEnd_toStartOf="@+id/iv_player_stop"
            app:layout_constraintTop_toTopOf="@+id/iv_player_stop"
            tools:src="@drawable/btn_bar_play" />

        <ImageView
            android:id="@+id/iv_player_stop"
            android:layout_width="25dp"
            android:layout_height="25dp"
            android:contentDescription="@null"
            android:src="@drawable/ic_noti_stop"
            app:layout_constraintBottom_toBottomOf="parent"
            app:layout_constraintEnd_toEndOf="parent"
            app:layout_constraintTop_toTopOf="parent" />
    </androidx.constraintlayout.widget.ConstraintLayout>
</androidx.constraintlayout.widget.ConstraintLayout>