smile槛外人：

package com.example.pedestrian_username.dueros_asr2;

import com.baidu.speech.VoiceRecognitionService;
import android.app.Activity;
import android.content.ComponentName;
import android.content.Intent;
import android.os.Bundle;
import android.speech.RecognitionListener;
import android.speech.SpeechRecognizer;
import android.view.View;
import android.widget.Button;
import android.widget.TextView;

public class MainActivity extends Activity implements RecognitionListener, View.OnClickListener {

private TextView textView;
private Button button;
private SpeechRecognizer speechRecognizer;

protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
textView = (TextView)findViewById(R.id.textView);
button = (Button)findViewById(R.id.button);
button.setOnClickListener(this);
// 创建识别器
       speechRecognizer = SpeechRecognizer.createSpeechRecognizer(this, new ComponentName(this, VoiceRecognitionService.class));
// 注册监听器
       speechRecognizer.setRecognitionListener(this);
}
// 开始识别
   void startASR() {
Intent recognizerIntent = new Intent();
//        bindParams(intent);
recognizerIntent.putExtra("grammar", "asset:///baidu_speech_grammar.bsg");
speechRecognizer.startListening(recognizerIntent);
textView.setText("识别开始");
}
void bindParams(Intent intent) {
// 设置识别参数
   }
public void onReadyForSpeech(Bundle params) {
// 准备就绪
       textView.setText("准备");
}
@Override
   public void onBeginningOfSpeech() {
// 开始说话处理
       textView.setText("开始说话");
}
public void onRmsChanged(float rmsdB) {
// 音量变化处理
       textView.setText("正在说话");
}
public void onBufferReceived(byte[] buffer) {
// 录音数据传出处理
   }
public void onEndOfSpeech() {
// 说话结束处理
       textView.setText("结束说话");
}
public void onError(int error) {
// 出错处理
       textView.setText("出错"+error);
}
public void onResults(Bundle results) {
// 最终结果处理
       textView.setText(results.toString());
}
public void onPartialResults(Bundle partialResults) {
// 临时结果处理
   }
public void onEvent(int eventType, Bundle params) {
// 处理事件回调
       textView.setText("事件");
}

@Override
   public void onClick(View view) {
startASR();
}
}