Easy tutorial how to play your sound from pc, offline, in Android Studio, using MediaPlayer. Create new project with Application name: Play sound; Minimum SDK: API 21Android 5 (Lollipop). In app->res->layout-> create New Directory: raw and copy-paste a sound from your computer, with name: sound.mp3. In app->res->layout->activity_main.xml write the code:
<?xml version="1.0" encoding="utf-8"?>
<android.support.constraint.ConstraintLayout 
    xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    tools:context=".MainActivity">

    <Button
        android:id="@+id/button"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="@string/button"
        app:layout_constraintBottom_toBottomOf="parent"
        app:layout_constraintLeft_toLeftOf="parent"
        app:layout_constraintRight_toRightOf="parent"
        app:layout_constraintTop_toTopOf="parent" />

</android.support.constraint.ConstraintLayout>
In app->res->values->strings.xml write the code:
<resources>
    <string name="app_name">Play sound</string>
    <string name="button">Play Sound</string>
</resources>
In app->java->MainActivity.java write the code:
package com.app.toyo.playsound;

import android.content.Context;
import android.media.MediaPlayer;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.view.View;
import android.widget.Button;

public class MainActivity extends AppCompatActivity {

    Context context = this;
    MediaPlayer mp;

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

        mp = MediaPlayer.create(context, R.raw.sound);
        final Button b = (Button) findViewById(R.id.button);
        b.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {

                try {
                    if (mp.isPlaying()) {
                        mp.stop();
                        mp.release();
                        mp = MediaPlayer.create(context, R.raw.sound);
                    }
                    mp.start();
                } catch (Exception e) {
                    e.printStackTrace();
                }
            }
        });
    }
}
Run app in mobile device or Emulator (API 27 Android 8.1) and watch your video in format portrait or landscape. Follow YouTube Video Tutorial:
  Download project with Source Code from here: https://android-coffee.com/wp-content/uploads/projecs/Playsound.7z Please subscribe here to our YouTube channel. Thank you! Check next tutorials to learn all about Android. For further questions leave a message.

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