activity

package com.huru.videoplayer.activity;

import android.content.res.AssetFileDescriptor;
import android.graphics.Color;
import android.media.AudioManager;
import android.media.MediaPlayer;
import android.os.Handler;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.view.MotionEvent;
import android.view.SurfaceHolder;
import android.view.SurfaceView;
import android.view.View;
import android.view.Window;
import android.view.WindowManager;
import android.widget.Toast;

import com.huru.videoplayer.R;
import java.io.IOException;

public class MainActivity extends AppCompatActivity {

    private SurfaceView svStart;
    private MediaPlayer player;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        Window window = getWindow();
        window.clearFlags(WindowManager.LayoutParams.FLAG_TRANSLUCENT_STATUS
                | WindowManager.LayoutParams.FLAG_TRANSLUCENT_NAVIGATION);
        window.getDecorView().setSystemUiVisibility(View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN
                | View.SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION | View.SYSTEM_UI_FLAG_LAYOUT_STABLE);
        window.addFlags(WindowManager.LayoutParams.FLAG_DRAWS_SYSTEM_BAR_BACKGROUNDS);
        window.setStatusBarColor(Color.TRANSPARENT);
        window.setNavigationBarColor(Color.TRANSPARENT);

        setContentView(R.layout.activity_main);

        svStart = findViewById(R.id.video_view);

        playVideo();
    }

    private void playVideo(){
        svStart = findViewById(R.id.video_view);
        final SurfaceHolder holder = svStart.getHolder();
        holder.addCallback(new SurfaceHolder.Callback() {
            @Override
            public void surfaceCreated(SurfaceHolder surfaceHolder) {
                player.setDisplay(holder);
            }

            @Override
            public void surfaceChanged(SurfaceHolder surfaceHolder, int i, int i1, int i2) {

            }

            @Override
            public void surfaceDestroyed(SurfaceHolder surfaceHolder) {

            }
        });
        holder.setKeepScreenOn(true);
        player = new MediaPlayer();
        player.setAudioStreamType(AudioManager.STREAM_MUSIC);

        player.setOnPreparedListener(new MediaPlayer.OnPreparedListener() {
            @Override
            public void onPrepared(MediaPlayer mp) {
                new Handler().postDelayed(new Runnable() {
                    @Override
                    public void run() {
                        svStart.setVisibility(View.VISIBLE);
                    }
                },200);
                
                if (!player.isPlaying()) {

                    player.start();
                }
            }
        });
        player.setOnCompletionListener(new MediaPlayer.OnCompletionListener() {
            @Override
            public void onCompletion(MediaPlayer mediaPlayer) {
                Toast.makeText(MainActivity.this,"end",Toast.LENGTH_SHORT).show();
                player.start();
            }
        });
        try {
            AssetFileDescriptor file = getResources().openRawResourceFd(R.raw.video);
            player.setDataSource(file.getFileDescriptor(), file.getStartOffset(),
                    file.getLength());
            player.setVideoScalingMode(MediaPlayer.VIDEO_SCALING_MODE_SCALE_TO_FIT_WITH_CROPPING);
            player.setLooping(false);
            player.prepare();
        } catch (IOException ioe) {
            ioe.printStackTrace();
        }

    }

    @Override
    public boolean onTouchEvent(MotionEvent event) {
        Toast.makeText(this,"touch",Toast.LENGTH_SHORT).show();
        return super.onTouchEvent(event);
    }

    @Override
    protected void onPause() {
        player.pause();
        super.onPause();
    }

    @Override
    protected void onResume() {
        player.start();
        super.onResume();
    }

    @Override
    protected void onDestroy() {
        super.onDestroy();
        if (player.isPlaying()) {
            player.stop();
        }
        player.release();
    }
}

xml

<?xml version="1.0" encoding="utf-8"?>
<android.support.constraint.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=".activity.MainActivity">

    <SurfaceView
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:id="@+id/video_view"
        android:visibility="gone"/>

</android.support.constraint.ConstraintLayout>