SoundPool + ViedeoView

SoundPool + ViedeoView

new SoundPool(最多播放几首,andio满那个人,Music(播放类型),声音)
id=load(上下文,资源id,优先级)
流id=play(声音id,左声道音量,右声道音量,优先级,循环,播放类型)
play()播放
stop()停止
pause()暂停

VideoView//用于播放视频

设置控制器
setMediaColltollerCnewMediaColl(上下文对象)
setVideoVril(Uri uri)//设置播放源
requestFocus()//播放时获得屏幕焦点
start()启动

Mediaplayer相关
player.prepare()和player.prepareAsync()
两个方法都可以将资源加载到内存中,第一个方法适合用于加载
文件资源或网络资源

ViedeoView代码

  Button button1;
    Button button2;
    Button button3;
    VideoView videoView;
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main3);
        button1=findViewById(R.id.bofang);
        button2=findViewById(R.id.zanting);
        button3=findViewById(R.id.tingzhi);
        videoView=findViewById(R.id.video);
        button1.setOnClickListener(this);
        button2.setOnClickListener(this);
        button3.setOnClickListener(this);


        videoView.setMediaController(new MediaController(this));
        Uri uri = Uri.parse("http://vfx.mtime.cn/Video/2019/02/04/mp4/190204084208765161.mp4");
        videoView.setVideoURI(uri);
        videoView.requestFocus();
        videoView.start();

    }

    @Override
    public void onClick(View v) {
        int id = v.getId();
        switch (id) {
            case R.id.bofang:
                Log.e("####","bofang");
                videoView.start();
                break;
            case R.id.zanting:
                Log.e("####","zanting");
                videoView.pause();
                break;
            case R.id.tingzhi:
                videoView.stopPlayback();
                videoView.resume();
                Log.e("####","tingzhi");
                break;
            default:
                break;
        }
    }

SoundPool代码

  SoundPool soundPool;
    Button play;
    Button stop;
    Button pause;
    int load;
    int load1;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main2);


        initPool();
        play = findViewById(R.id.pool_start);
        stop = findViewById(R.id.pool_stop);
        pause = findViewById(R.id.pool_pause);

    }

    private void initPool() {
        soundPool = new SoundPool(2, AudioManager.STREAM_MUSIC, 0);

        load = soundPool.load(this, R.raw.jiuer, 1);

        load1 = soundPool.load(this, R.raw.river, 1);
        if (load <= 0) {
            Log.e("error", "load error");
            finish();
        }
    }

    public void onClickBtn(View view) {

        int id = view.getId();
        switch (id) {
            case R.id.pool_pause:
                soundPool.pause(load1);
                break;
            case R.id.pool_start:
                load=soundPool.play(load, 1.0f, 1.0f, 1, 0, 1.0f);
                load1=soundPool.play(load1,1.0f, 1.0f, 1, 0, 1.0f);
                break;
            case R.id.pool_stop:
                soundPool.pause(load);
//                soundPool.release();
                break;
            default:
                break;
        }

    }