使用科大讯飞的语音技术实现语音识别

<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());
}

};