简单的说下一Android的几种视频播放功能:

1、VideoView:最简单的视频播放

<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    tools:context=".fragment.HotFragment">

    <VideoView
        android:id="@+id/vv"
        android:layout_width="match_parent"
        android:layout_height="match_parent" />

</FrameLayout>
    private void initView(View v) {
        VideoView videoView = v.findViewById(R.id.vv);
        String uri="/storage/emulated/0/Download/APPNEWCARDEMO.mp4";
        videoView.setVideoPath(uri);
        videoView.start();
    }

VideoView全屏:

public class SplashVideoView extends VideoView {
    public SplashVideoView(Context context) {
        super(context);
    }

    public SplashVideoView(Context context, AttributeSet attrs) {
        super(context, attrs);
    }

    public SplashVideoView(Context context, AttributeSet attrs, int
            defStyleAttr) {
        super(context, attrs, defStyleAttr);
    }

    @Override
    protected void onMeasure(int widthMeasureSpec, int
            heightMeasureSpec) {
        //我们重新计算高度
        int width = getDefaultSize(0, widthMeasureSpec);
        int height = getDefaultSize(0, heightMeasureSpec);
        setMeasuredDimension(width, height);
    }

    @Override
    public void
    setOnPreparedListener(MediaPlayer.OnPreparedListener l) {
        super.setOnPreparedListener(l);
    }

    @Override
    public boolean onKeyDown(int keyCode, KeyEvent event) {
        return super.onKeyDown(keyCode, event);
    }
}

2、SurfaceView+MediaPlayer 播放视频:使用方式

 <SurfaceView
            android:id="@+id/surfaceView"
            android:layout_width="match_parent"
            android:layout_height="match_parent" />
    private SurfaceView surfaceView;
    private MediaPlayer player;
    private SurfaceHolder holder;
    private void initView2(View v) {
        surfaceView = v.findViewById(R.id.surfaceView);
        String uri="/storage/emulated/0/Download/APPNEWCARDEMO.mp4";

        player = new MediaPlayer();

        try {
            player.setDataSource(uri);
            holder=surfaceView.getHolder();
            holder.addCallback(new MyCallBack());
            try {
                player.prepare();
            } catch (IOException e) {
                e.printStackTrace();
            }
            player.setOnPreparedListener(new MediaPlayer.OnPreparedListener() {
                @Override
                public void onPrepared(MediaPlayer mp) {
                    player.start();
                    player.setLooping(true);
                }
            });
        } catch (IOException e) {
            e.printStackTrace();
        }
    }

    private class MyCallBack implements SurfaceHolder.Callback {
        @Override
        public void surfaceCreated(SurfaceHolder holder) {
            player.setDisplay(holder);
        }

        @Override
        public void surfaceChanged(SurfaceHolder holder, int format, int width, int height) {

        }

        @Override
        public void surfaceDestroyed(SurfaceHolder holder) {

        }
    }

3、TextureView+MediaPlaye 播放视频:使用方式;

<TextureView
            android:id="@+id/textureView"
            android:layout_width="match_parent"
            android:layout_height="match_parent" />
private TextureView textureView;
    private MediaPlayer player;
    private void initView(View v) {
        textureView = v.findViewById(R.id.textureView);
        String uri="/storage/emulated/0/Download/APPNEWCARDEMO.mp4";

        player = new MediaPlayer();

        try {
            player.setDataSource(uri);
            textureView.setSurfaceTextureListener(new TextureView.SurfaceTextureListener() {
                @Override
                public void onSurfaceTextureAvailable(SurfaceTexture surfaceTexture, int i, int i1) {
                    player.setSurface(new Surface(surfaceTexture));
                    try {
                        player.prepare();
                    } catch (IOException e) {
                        e.printStackTrace();
                    }
                    player.setOnPreparedListener(new MediaPlayer.OnPreparedListener() {
                        @Override
                        public void onPrepared(MediaPlayer mp) {
                            player.start();
                            player.setLooping(true);
                        }
                    });
                }

                @Override
                public void onSurfaceTextureSizeChanged(SurfaceTexture surfaceTexture, int i, int i1) {

                }

                @Override
                public boolean onSurfaceTextureDestroyed(SurfaceTexture surfaceTexture) {
                    return true;
                }

                @Override
                public void onSurfaceTextureUpdated(SurfaceTexture surfaceTexture) {

                }
            });

        } catch (IOException e) {
            e.printStackTrace();
        }
    }

以上是Android基本的视频播放方式,有什么不同我就先不介绍了,看项目需要;

下面介绍几种主流的视频开源项目:

1、ExoPlyer 谷歌的开源框架,使用方式:

  <com.google.android.exoplayer2.ui.PlayerView
        android:id="@+id/video_view"
        android:layout_width="match_parent"
        android:layout_height="match_parent"/>
 private void initializePlayer(View v) {
        playerView = (v.findViewById(R.id.video_view));
        // 创建带宽
        BandwidthMeter bandwidthMeter = new DefaultBandwidthMeter();
       // 创建轨道选择工厂
        TrackSelection.Factory videoTrackSelectionFactory = new AdaptiveTrackSelection.Factory(bandwidthMeter);
        // 创建轨道选择实例
        TrackSelector trackSelector = new DefaultTrackSelector(videoTrackSelectionFactory);
        // 创建播放器实例
        SimpleExoPlayer player = ExoPlayerFactory.newSimpleInstance(getActivity(), trackSelector);
        playerView.setPlayer(player);
        // 创建加载数据的工厂
        DefaultDataSourceFactory dataSourceFactory = new DefaultDataSourceFactory(getActivity(), Util.getUserAgent(getActivity(), "MyApplication"), null);
        // 创建资源
        Uri uri = Uri.parse("/storage/emulated/0/Download/APPNEWCARDEMO.mp4");
        ExtractorMediaSource mediaSource = new ExtractorMediaSource.Factory(dataSourceFactory).createMediaSource(uri);
        player.prepare(mediaSource, false, true);
        player.setPlayWhenReady(true);
    }

ExoPlayer项目地址:https://github.com/google/ExoPlayer

2、JiaoZiVideoPlayer 视频播放、使用方式;

<cn.jzvd.JzvdStd
    android:id="@+id/videoplayer"
    android:layout_width="match_parent"
    android:layout_height="match_parent"/>
JzvdStd jzvdStd = (JzvdStd) findViewById(R.id.videoplayer);
jzvdStd.setUp("http://jzvd.nathen.cn/c6e3dc12a1154626b3476d9bf3bd7266/6b56c5f0dc31428083757a45764763b0-5287d2089db37e62345123a1be272f8b.mp4"
                            , "视频标题", Jzvd.SCREEN_WINDOW_NORMAL);
jzvdStd.thumbImageView.setImage("http://p.qpic.cn/videoyun/0/2449_43b6f696980311e59ed467f22794e792_1/640"); //占位图

 

饺子饺子播放器开源地址:https://github.com/lipangit/JiaoZiVideoPlayer

3、ijkplayer

哔哩哔哩开源项目:https://github.com/bilibili/ijkplayer

posted on 2019-03-02 23:29  香蕉你个博纳纳  阅读(1993)  评论(0编辑  收藏  举报