liveness_detection_step.xml

<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:id="@+id/main_pos_layout"
    android:layout_width="match_parent"
    android:layout_height="wrap_content"
    android:background="#00000000"
     >

    <LinearLayout
        android:id="@+id/detection_step_linear"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_centerHorizontal="true"
        android:gravity="center_horizontal"
        android:orientation="vertical" >

        <TextView
            android:id="@+id/detection_step_name"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_marginTop="10dp"
            android:text="眨眼"
            android:textColor="#00ACDF"
            android:textSize="20sp"
            android:visibility="visible" />

        <ImageView
            android:id="@+id/detection_step_image"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_marginBottom="10dip"
            android:layout_marginTop="15dip"
            android:src="@drawable/liveness_head" />
    </LinearLayout>

</RelativeLayout>