MpPreview/app/src/main/res/layout/fragment_camera2_raw.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="match_parent"
    tools:context=".Camera2RawFragment">

    <com.xypower.camera2raw.AutoFitTextureView
        android:id="@+id/texture"
        android:layout_width="match_parent"
        android:layout_height="match_parent" />


    <EditText
        android:background="@color/white"
        android:id="@+id/baoguang"
        android:layout_width="100dp"
        android:layout_height="30dp"
        android:layout_marginLeft="20dp"
        android:hint="曝光 单位 微秒"
        android:textColor="@color/black"
        app:layout_constraintLeft_toLeftOf="parent"
        app:layout_constraintTop_toTopOf="parent" />

    <EditText
        android:background="@color/white"
        android:id="@+id/iso"
        android:layout_width="100dp"
        android:layout_height="30dp"
        android:layout_marginLeft="20dp"
        android:hint="ISO"
        android:textColor="@color/black"
        app:layout_constraintLeft_toRightOf="@id/baoguang"
        app:layout_constraintTop_toTopOf="parent" />

    <Button
        android:id="@+id/takepic"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_marginLeft="20dp"
        android:layout_marginTop="10dp"
        android:text="拍照"
        app:layout_constraintLeft_toLeftOf="parent"
        app:layout_constraintTop_toBottomOf="@id/iso" />

    <Button
        android:id="@+id/tojpg"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_marginLeft="20dp"
        android:layout_marginTop="10dp"
        android:text="转jpg"
        app:layout_constraintLeft_toLeftOf="parent"
        app:layout_constraintTop_toBottomOf="@id/takepic" />
</androidx.constraintlayout.widget.ConstraintLayout>