android录音代码设置,android 录音代码

import android.app.Activity;

import android.media.MediaRecorder;

import android.os.Bundle;

import android.os.Environment;

import android.view.View;

import android.view.View.OnClickListener;

import android.widget.Button;

public class MainActivity extends Activity {

private Button start, end;

private MediaRecorder mediaRecorder;

private String fileName;

@Override

protected void onCreate(Bundle savedInstanceState) {

super.onCreate(savedInstanceState);

setContentView(R.layout.main);

start= (Button) findViewById(R.id.start);

end = (Button) findViewById(R.id.end);

fileName= Environment.getExternalStorageDirectory().getAbsolutePath() + "/audioRecorder.3gp";

start.setOnClickListener(new OnClickListener() {

@Override

public void onClick(View v) {

//一共七步

mediaRecorder = new MediaRecorder();

mediaRecorder.setAudioSource(MediaRecorder.AudioSource.MIC);//设置麦克风

mediaRecorder.setOutputFormat(MediaRecorder.OutputFormat.THREE_GPP);//输出音频格式

mediaRecorder.setAudioEncoder(MediaRecorder.AudioEncoder.AMR_NB);//编码格式

mediaRecorder.setOutputFile(fileName);//输出路径

try {

mediaRecorder.prepare();//准备

} catch (Exception e) {

e.printStackTrace();

}

mediaRecorder.start();//开始录音

}

});

//结束录音

end.setOnClickListener(new OnClickListener() {

@Override

public void onClick(View v) {

mediaRecorder.stop();

mediaRecorder.release();

}

});

}

}