TermApp/app/src/main/java/com/xypower/mpapp/StreamActivity.java

package com.xypower.mpapp;

import androidx.appcompat.app.AppCompatActivity;

import android.content.Intent;
import android.os.Bundle;

import io.antmedia.rtmp_client.RTMPMuxer;

public class StreamActivity extends AppCompatActivity {

    private RTMPMuxer mRtmpMuxer;
    private String mUrl;

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

        Intent intent = getIntent();
        if (intent != null) {
            mUrl = intent.getStringExtra("url");
        }

        openRtmpMuxer(mUrl);
    }

    protected void openRtmpMuxer(String url) {
        if (mRtmpMuxer != null) {
            if (mRtmpMuxer.isConnected()) {
                mRtmpMuxer.close();
            }
        } else {
            mRtmpMuxer = new RTMPMuxer();
        }

        int result = mRtmpMuxer.open(url,0, 0);
    }

    @Override
    protected void onDestroy() {
        super.onDestroy();

        if (mRtmpMuxer != null) {
            mRtmpMuxer.close();
            mRtmpMuxer = null;
        }
    }
}