用SurfaceView 结合VLC的解码库播放远程RTSP流

package cc.lcsunm.android.donghuan.module.mrl;

import android.app.Activity;

import android.net.Uri;

import android.view.SurfaceView;

import androidx.lifecycle.MutableLiveData;

import org.videolan.libvlc.LibVLCFactory;

import org.videolan.libvlc.Media;

import org.videolan.libvlc.MediaPlayer;

import org.videolan.libvlc.interfaces.ILibVLC;

import org.videolan.libvlc.interfaces.ILibVLCFactory;

import org.videolan.libvlc.interfaces.IVLCVout;

import org.videolan.libvlc.util.DisplayManager;

import java.util.ArrayList;

/**

* Created by cc on 2020/4/25.

*/

public class MrlPlayer {

private static final boolean USE_TEXTURE_VIEW =true;

    private static final boolean ENABLE_SUBTITLES =false;

    private DisplayManagermDisplayManager;

    public MediaPlayermMediaPlayer;

    private MediamMedia =null;

    private SurfaceViewvLayout;

    private ILibVLCmVlc;

    private Stringurl;

    public MrlPlayer(Activity context, SurfaceView layout, int width, int height) {

vLayout = layout;

        mDisplayManager =new DisplayManager(context, new MutableLiveData<>(), false, false, false);

        ILibVLCFactory libVLCFactory =new LibVLCFactory();//(ILibVLCFactory) FactoryManager.getFactory(ILibVLCFactory.factoryId);

        ArrayList options =new ArrayList();

        //options.add("--subsdec-encoding ");

        options.add("-vvv");

        options.add("--rtsp-tcp");

        options.add("--aout=opensles");

        options.add("--audio-time-stretch");

//        options.add("--custom-aspect-ratios=" + width + ":" + (width * 9 / 16));

//        options.add("--avcodec-codec=h264");

//        options.add("--avcodec-fast");

//        options.add("--avcodec-skiploopfilter=4");

//        options.add("--avcodec-dr");

        mVlc = libVLCFactory.getFromOptions(context, options);//libVLCFactory.getFromContext(this);

        mMediaPlayer =new MediaPlayer(mVlc);

        IVLCVout vlcVout =mMediaPlayer.getVLCVout();

        vlcVout.setVideoView(vLayout);

        vlcVout.attachViews();

        vlcVout.setWindowSize(width, height);//宽，高  播放窗口的大小

        mMediaPlayer.setAspectRatio("3:2");//宽，高  画面大小

        mMediaPlayer.setScale(0);

        //  因为没法动态设置视频高宽不能铺满所以用surfaceView    是否使用字幕              //是否使用TEXTURE_VIEW

// mMediaPlayer.attachViews(vLayout, mDisplayManager, ENABLE_SUBTITLES, USE_TEXTURE_VIEW);

    }

private MediamakeMedia(String url) {

Media m =new Media(mVlc, Uri.parse(url));

        int cache =1000;

        m.addOption(":no-audio");

        m.addOption(":network-caching=" + cache);

        m.addOption(":file-caching=" + cache);

        m.addOption(":live-cacheing=" + cache);

        m.addOption(":sout-mux-caching=" + cache);

        m.addOption(":codec=mediacodec,iomx,all");

        //m.addOption(":rfb-quality-level=2");

        return m;

    }

public void play(String url) {

if (mMediaPlayer.isPlaying()) {

mMediaPlayer.stop();

        }

this.url = url;

        mMedia = makeMedia(url);

        mMediaPlayer.play(mMedia);

    }

public void onStop() {

if (mMediaPlayer.isPlaying()) {

mMediaPlayer.stop();

        }

if (mMediaPlayer.getVLCVout().areViewsAttached()) {

mMediaPlayer.detachViews();

        }

}

public void onStart() {

if (!mMediaPlayer.getVLCVout().areViewsAttached()) {

IVLCVout ivlcVout =mMediaPlayer.getVLCVout();

            ivlcVout.setVideoView(vLayout);

            ivlcVout.attachViews();

            // mMediaPlayer.attachViews(vLayout, mDisplayManager, ENABLE_SUBTITLES, USE_TEXTURE_VIEW);

        }

if (!mMediaPlayer.isPlaying() &&mMedia !=null) {

/* if (mMedia.isReleased())

makeMedia(url);*/

            mMediaPlayer.play();

        }

}

public void onDestroy() {

if (!mVlc.isReleased()) {

mVlc.release();

        }

if (mMediaPlayer !=null && !mVlc.isReleased())

mMediaPlayer.release();

    }

}