使用科大讯飞的语音技术实现语音识别_科大讯飞语音识别判断当前语音是否是问题

<Button 
  android:id="@+id/startRecognizer"
  android:layout_width="wrap_content"
  android:layout_height="wrap_content"
  android:text="startRecognizer"/>

<TextView
  android:id="@+id/result"
  android:layout_width="wrap_content"
  android:layout_height="wrap_content"
  android:text="result:"
  android:layout_below="@id/startRecognizer" />

private RecognizerDialog myDialog;
 
@Override
protected void onCreate(Bundle savedInstanceState) {
  super.onCreate(savedInstanceState);
  setContentView(R.layout.activity_main);
  findViewById(R.id.startRecognizer).setOnClickListener(this);
  SpeechUser.getUser().login(MainActivity.this, null, null, "appid=xxxxxxxx", loginListener);
}
 
@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) {
  // TODO Auto-generated method stub
  switch(v.getId())
  {
  case R.id.startRecognizer:
    myRecognize();
    break;
  default :
    break;
 
  }
}
 
private SpeechListener loginListener = new SpeechListener(){
 
  @Override
  public void onCompleted(SpeechError error) {
    // TODO Auto-generated method stub
    if(error!=null)
      Toast.makeText(MainActivity.this,"login failed", Toast.LENGTH_SHORT).show();
    else
      Toast.makeText(MainActivity.this,"login success", Toast.LENGTH_SHORT).show();
  }
 
  @Override
  public void onData(byte[] arg0) {
    // TODO Auto-generated method stub
 
  }
 
  @Override
  public void onEvent(int arg0, Bundle arg1) {
    // TODO Auto-generated method stub
 
  }
 
};
 
private void myRecognize()
{
  myDialog =new RecognizerDialog(this);
  //设置引擎为转写
  myDialog.setParameter(SpeechConstant.DOMAIN, "iat");
  //设置识别语言为中文
  myDialog.setParameter(SpeechConstant.LANGUAGE, "zh_cn");
  //设置方言为普通话
  myDialog.setParameter(SpeechConstant.ACCENT, "mandarin");
  //设置录音采样率为
  myDialog.setParameter(SpeechConstant.SAMPLE_RATE, "16000");
  //设置监听对象
  myDialog.setListener(recognizerDialogListener);
  //开始识别
  myDialog.show();
}
 
private RecognizerDialogListener recognizerDialogListener = new RecognizerDialogListener(){
 
  @Override
  public void onError(SpeechError error) {
    // TODO Auto-generated method stub
 
  }
 
  @Override
  public void onResult(RecognizerResult result, boolean isLast) {
    // TODO Auto-generated method stub
    ((TextView)findViewById(R.id.result)).append(result.getResultString());
  }
 
};