讯飞语音识别 android,讯飞语音识别Android-Demo
importjava.io.UnsupportedEncodingException;importandroid.app.Activity;importandroid.os.Bundle;importandroid.os.Environment;importandroid.text.TextUtils;importandroid.util.Log;importandroid.view.Menu;importandroid.view.View;importandroid.view.View.OnClickListener;importandroid.widget.Button;importandroid.widget.EditText;importandroid.widget.TextView;importandroid.widget.Toast;importcom.iflytek.cloud.ErrorCode;importcom.iflytek.cloud.InitListener;importcom.iflytek.cloud.LexiconListener;importcom.iflytek.cloud.RecognizerListener;importcom.iflytek.cloud.RecognizerResult;importcom.iflytek.cloud.SpeechConstant;importcom.iflytek.cloud.SpeechError;importcom.iflytek.cloud.SpeechListener;importcom.iflytek.cloud.SpeechRecognizer;importcom.iflytek.cloud.SpeechUtility;importcom.iflytek.cloud.util.ContactManager.ContactListener;importcom.iflytek.cloud.util.UserWords;public class MainActivity extends Activity implementsOnClickListener {private static String TAG = "IatDemo";//语音听写对象
privateSpeechRecognizer mIat;//听写结果内容
privateEditText mResultText;//用户词表下载结果
private String mDownloadResult = "";privateToast mToast;private intret;privateButton startRecording;private String voiceResult = "";privateTextView text_result;
@Overrideprotected voidonCreate(Bundle savedInstanceState) {super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
mIat= SpeechRecognizer.createRecognizer(this, mInitListener);
mToast= Toast.makeText(this, "", Toast.LENGTH_SHORT);
text_result= (TextView) this.findViewById(R.id.text_result);
startRecording= (Button) this.findViewById(R.id.start_recording);
startRecording.setOnClickListener(this);
}
@Overridepublic booleanonCreateOptionsMenu(Menu menu) {//Inflate the menu; this adds items to the action bar if it is present.
getMenuInflater().inflate(R.menu.main, menu);return true;
}public voidgetVoice() {
SpeechUtility.createUtility(MainActivity.this, "appid=540593c3");//设置参数
setParam();//不显示听写对话框
ret =mIat.startListening(recognizerListener);
}public voidsetParam() {
mIat.setParameter(SpeechConstant.LANGUAGE,"zh_cn");//设置语音前端点
mIat.setParameter(SpeechConstant.VAD_BOS, "4000");//设置语音后端点
mIat.setParameter(SpeechConstant.VAD_EOS, "1000");//设置标点符号
mIat.setParameter(SpeechConstant.ASR_PTT, "1");//设置音频保存路径
mIat.setParameter(SpeechConstant.ASR_AUDIO_PATH, Environment.getExternalStorageDirectory()+"/xunfei");
}/*** 初始化监听器。*/
private InitListener mInitListener = newInitListener() {
@Overridepublic void onInit(intcode) {
Log.d(TAG,"SpeechRecognizer init() code = " +code);if (code ==ErrorCode.SUCCESS) {
Toast.makeText(MainActivity.this, "init success", 0).show();
}
}
};/*** 用户词表下载监听器。*/
private SpeechListener downloadlistener = newSpeechListener() {
@Overridepublic void onData(byte[] data) {try{if (data != null && data.length > 1)
mDownloadResult= new String(data, "utf-8");
}catch(UnsupportedEncodingException e) {
e.printStackTrace();
}
}
@Overridepublic voidonCompleted(SpeechError error) {if (error != null) {
}else if(TextUtils.isEmpty(mDownloadResult)) {
}else{
mResultText.setText("");
UserWords userwords= newUserWords(mDownloadResult.toString());if (userwords == null || userwords.getKeys() == null) {return;
}for(String key : userwords.getKeys()) {
mResultText.append(key+ ":");for(String word : userwords.getWords(key)) {
mResultText.append(word+ ",");
}
mResultText.append("\n");
}
}
}
@Overridepublic void onEvent(inteventType, Bundle params) {
}
};/*** 听写监听器。*/
private RecognizerListener recognizerListener = newRecognizerListener() {
@Overridepublic voidonBeginOfSpeech() {
Toast.makeText(MainActivity.this, "begin speech", 0).show();
}
@Overridepublic voidonError(SpeechError error) {
Toast.makeText(MainActivity.this, error.getErrorDescription(), 0).show();
}
@Overridepublic voidonEndOfSpeech() {
Toast.makeText(MainActivity.this, "end", 0).show();
}
@Overridepublic void onEvent(int eventType, int arg1, intarg2, String msg) {
Toast.makeText(MainActivity.this, "on event", 0).show();
}
@Overridepublic void onResult(RecognizerResult results, booleanisLast) {
String text=JsonParser.parseIatResult(results.getResultString());
voiceResult= voiceResult +text;if(isLast) {
text_result.setText(voiceResult);
}
}
@Overridepublic void onVolumeChanged(intvolume) {
}
};
@Overrideprotected voidonResume() {//SpeechUtility.getUtility().checkServiceInstalled();
super.onResume();
}
@Overridepublic voidonClick(View v) {switch(v.getId()) {caseR.id.start_recording:
getVoice();break;
}
}
}