streamOnVLC.kt

class StreamActivity : AppCompatActivity(), VlcListener {

    private var vlcVideoLibrary: VlcVideoLibrary? = null

    override fun onCreate(savedInstanceState: Bundle?) {
        super.onCreate(savedInstanceState)
        setContentView(R.layout.activity_stream)

        val surfaceView = findViewById<SurfaceView>(R.id.surfaceView)
        vlcVideoLibrary = VlcVideoLibrary(this, this, surfaceView)
	  vlcVideoLibrary?.play(url)

    }

    override fun onComplete() {
        Toast.makeText(this, "Playing", Toast.LENGTH_SHORT).show()
    }

    override fun onError() {
        Toast.makeText(this, "Error, make sure your endpoint is correct", Toast.LENGTH_SHORT).show()
        vlcVideoLibrary?.stop()
    }
}