hcp-pad/livebroadcast/src/main/res/layout/activity_live_broadcast.xml

<?xml version="1.0" encoding="utf-8"?>
<layout 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"
    tools:ignore="ResourceName">

    <data>


    </data>

    <androidx.constraintlayout.widget.ConstraintLayout
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:background="@drawable/bg_live_room">

        <LinearLayout
            android:id="@+id/backLayout"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_marginStart="@dimen/divider_65px"
            android:layout_marginTop="@dimen/divider_35px"
            android:gravity="center"
            android:orientation="horizontal"
            app:layout_constraintLeft_toLeftOf="parent"
            app:layout_constraintTop_toTopOf="parent">

            <androidx.appcompat.widget.AppCompatImageView
                android:layout_width="@dimen/divider_48px"
                android:layout_height="@dimen/divider_48px"
                android:background="@mipmap/icon_back" />

            <androidx.appcompat.widget.AppCompatTextView
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:layout_marginStart="@dimen/divider_14px"
                android:text="@string/back_pager"
                android:textColor="@android:color/white"
                android:textSize="@dimen/divider_28px"
                android:textStyle="bold" />

        </LinearLayout>

        <androidx.appcompat.widget.AppCompatTextView
            android:id="@+id/tvTitle"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_marginTop="@dimen/divider_32px"
            android:textColor="@android:color/white"
            android:textSize="@dimen/divider_38px"
            android:textStyle="bold"
            app:layout_constraintLeft_toLeftOf="parent"
            app:layout_constraintRight_toRightOf="parent"
            app:layout_constraintTop_toTopOf="parent" />

        <com.tencent.rtmp.ui.TXCloudVideoView
            android:id="@+id/play_tx_cloud_view"
            android:layout_width="match_parent"
            android:layout_height="@dimen/divider_606px"
            android:layout_marginStart="@dimen/divider_58px"
            android:layout_marginEnd="@dimen/divider_58px"
            app:layout_constraintBottom_toBottomOf="parent"
            app:layout_constraintLeft_toLeftOf="parent"
            app:layout_constraintRight_toRightOf="parent"
            app:layout_constraintTop_toTopOf="parent" />

        <LinearLayout
            android:layout_width="match_parent"
            android:layout_height="0dp"
            android:layout_marginStart="@dimen/divider_58px"
            android:layout_marginEnd="@dimen/divider_58px"
            android:layout_marginBottom="@dimen/divider_20px"
            app:layout_constraintBottom_toBottomOf="parent"
            app:layout_constraintLeft_toLeftOf="parent"
            app:layout_constraintRight_toRightOf="parent"
            android:visibility="gone"
            app:layout_constraintTop_toBottomOf="@+id/play_tx_cloud_view">

            <androidx.appcompat.widget.AppCompatEditText
                android:layout_width="0dp"
                android:layout_height="match_parent"
                android:layout_weight="1"
                android:hint="@string/welcome_to_ask_questions"
                android:textColor="@android:color/white"
                android:textSize="@dimen/divider_28px" />

        </LinearLayout>

    </androidx.constraintlayout.widget.ConstraintLayout>

</layout>