TestMr

TestMr.java

package ro.rotry;

import android.media.MediaRecorder;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;

import java.io.IOException;

public class TestMr extends AppCompatActivity {

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_test_mr);
        MediaRecorder recorder = new MediaRecorder();
        recorder.setOutputFormat(MediaRecorder.OutputFormat.MPEG_4);
        recorder.setOutputFile(getFilesDir() + "/try.mp4");
        try {
            recorder.prepare();
        } catch (IOException e) {
            throw new RuntimeException(e);
        }
        recorder.start();   // Recording is now started
        try {
            Thread.sleep(2000);
        } catch (InterruptedException e) {
            throw new RuntimeException(e);
        }
        recorder.stop();
        recorder.reset();   // You can reuse the object by going back to setAudioSource() step
        recorder.release(); // Now the object cannot be reused

    }
}