MpPreview/app/src/main/java/com/xypower/mppreview/CameraActivity.java

package com.xypower.mppreview;

import androidx.appcompat.app.AppCompatActivity;

import android.content.ComponentCallbacks2;
import android.content.Context;
import android.content.Intent;
import android.os.Build;
import android.os.Bundle;
import android.util.Log;
import android.view.View;
import android.view.Window;
import android.view.WindowInsets;
import android.view.WindowInsetsController;
import android.view.WindowManager;

import com.xypower.mppreview.bean.Contants;

public class CameraActivity extends AppCompatActivity {

    private final static String TAG = "HDR";
    public int intExtra;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        requestWindowFeature(Window.FEATURE_NO_TITLE);
        getWindow().setFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN, WindowManager.LayoutParams.FLAG_FULLSCREEN);
        setContentView(R.layout.activity_camera);
        Intent intent = getIntent();
        intExtra = intent.getIntExtra(Contants.HDRNUM, 0);
        if (null == savedInstanceState) {
            Bundle bundle = new Bundle();
            bundle.putInt(Contants.HDRNUM,intExtra);
            getSupportFragmentManager().beginTransaction().setReorderingAllowed(true).replace(R.id.container, Camera2RawFragment.class, bundle).commit();
        }
    }

    @Override
    public void onTrimMemory(int level) {
        Log.w(TAG, "Event onTrimMemory level=" + level);
        try {
            System.gc();
        } catch (Exception ex) {
            ex.printStackTrace();
        }
    }

    @Override
    public void onLowMemory() {
        Log.w(TAG, "Event onLowMemory");
    }
}