Android recording 录音功能 简单使用小实例

package com.app.recordingtest;

import java.io.File;
import java.io.IOException;

import android.app.Activity;
import android.media.MediaRecorder;
import android.os.Bundle;
import android.view.Menu;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.ListView;
import android.widget.Toast;
/**
* v1.0 version
*
* @author Administrator
*
*/
public class MainActivity extends Activity implements OnClickListener {
Button button1, button2;
MediaRecorder recorder;
ListView listView1;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
button1 = (Button) findViewById(R.id.button1);
button2 = (Button) findViewById(R.id.button2);
listView1 = (ListView) findViewById(R.id.listView1);
button1.setOnClickListener(this);
button2.setOnClickListener(this);
}

@Override
public boolean onCreateOptionsMenu(Menu menu) {
// Inflate the menu; this adds items to the action bar if it is present.
getMenuInflater().inflate(R.menu.main, menu);
return true;
}

@Override
public void onClick(View v) {
switch (v.getId()) {
case R.id.button1 :
try {
begin();
} catch (IOException e) {
e.printStackTrace();
}
break;
case R.id.button2 :
stop();
break;

default :
break;
}

}

private void stop() {
recorder.stop(); // 暂停
recorder.reset(); // 重置
recorder.release(); // 释放
Toast.makeText(MainActivity.this, "暂停..", Toast.LENGTH_SHORT).show();
}

private void begin() throws IOException {
final String PATH = "/mnt/sdcard"; // 设置路径
File filePath = new File(PATH);
filePath = File.createTempFile("/fileName", ".amr/", filePath);
String outPath = filePath.getPath().toString();
Toast.makeText(MainActivity.this, "开始.." + outPath, Toast.LENGTH_SHORT)
.show();
recorder = new MediaRecorder(); // 创建对象
recorder.setAudioSource(MediaRecorder.AudioSource.MIC); // 设置来源
recorder.setOutputFormat(MediaRecorder.OutputFormat.DEFAULT); // 设置输出格式
recorder.setAudioEncoder(MediaRecorder.AudioEncoder.AMR_NB); // 设置编码
recorder.setOutputFile(outPath); // 设置输出路径
Toast.makeText(MainActivity.this,
" .." + filePath.getAbsolutePath().toString(),
Toast.LENGTH_SHORT).show();
try {
recorder.prepare(); // 准备录音
recorder.start(); // 开始录音
Toast.makeText(MainActivity.this, "开始..", Toast.LENGTH_SHORT)
.show();
} catch (IllegalStateException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
}

}

}