如何在android中获取所有视频

import android.content.ContentResolver;
import android.content.Context;
import android.database.Cursor;
import android.provider.MediaStore;
import android.util.Log;

import java.util.ArrayList;
import java.util.List;

public class VideoUtil {
    public static List<Video> getAllVideos(Context context) {
        List<Video> videoList = new ArrayList<>();
        ContentResolver contentResolver = context.getContentResolver();
        String[] projection = {
                MediaStore.Video.Media._ID,
                MediaStore.Video.Media.TITLE,
                MediaStore.Video.Media.DATA,
                MediaStore.Video.Media.DURATION
        };
        Cursor cursor = contentResolver.query(
                MediaStore.Video.Media.EXTERNAL_CONTENT_URI,
                projection,
                null,
                null,
                null
        );
        if (cursor != null) {
            while (cursor.moveToNext()) {
                long id = cursor.getLong(cursor.getColumnIndex(MediaStore.Video.Media._ID));
                String title = cursor.getString(cursor.getColumnIndex(MediaStore.Video.Media.TITLE));
                String path = cursor.getString(cursor.getColumnIndex(MediaStore.Video.Media.DATA));
                long duration = cursor.getLong(cursor.getColumnIndex(MediaStore.Video.Media.DURATION));
                Video video = new Video(id, title, path, duration);
                videoList.add(video);
            }
            cursor.close();
        }
        return videoList;
    }
}

<uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE" />