实例介绍
【实例简介】使用的是科大讯飞的android语音，能够实现在线语音拨打电话，语音发送短信（支持多次语音录入），语音打开应用，还有常见的应用查询，比如天气、油价（密钥可能过期了），同时添加了设置功...
【实例截图】
【核心代码】
package com.jju.howe.howeassistant.activity;
import android.annotation.SuppressLint;
import android.app.Activity;
import android.content.Intent;
import android.os.Bundle;
import android.text.TextUtils;
import android.util.Log;
import android.view.KeyEvent;
import android.view.View;
import android.view.Window;
import android.widget.TextView;
import android.widget.Toast;
import com.iflytek.cloud.ErrorCode;
import com.iflytek.cloud.InitListener;
import com.iflytek.cloud.SpeechConstant;
import com.iflytek.cloud.SpeechError;
import com.iflytek.cloud.SpeechSynthesizer;
import com.iflytek.cloud.SpeechUnderstander;
import com.iflytek.cloud.SpeechUnderstanderListener;
import com.iflytek.cloud.SpeechUtility;
import com.iflytek.cloud.SynthesizerListener;
import com.iflytek.cloud.UnderstanderResult;
import com.iflytek.sunflower.FlowerCollector;
import com.jju.howe.howeassistant.R;
import com.jju.howe.howeassistant.action.CallAction;
import com.jju.howe.howeassistant.action.CallView;
import com.jju.howe.howeassistant.action.MessageView;
import com.jju.howe.howeassistant.action.OpenAppAction;
import com.jju.howe.howeassistant.action.OpenQA;
import com.jju.howe.howeassistant.action.ScheduleCreate;
import com.jju.howe.howeassistant.action.ScheduleView;
import com.jju.howe.howeassistant.action.SearchAction;
import com.jju.howe.howeassistant.action.SearchApp;
import com.jju.howe.howeassistant.action.SearchWeather;
import com.jju.howe.howeassistant.action.SendMessage;
import com.jju.howe.howeassistant.bean.AnswerBean;
import com.jju.howe.howeassistant.bean.DataBean;
import com.jju.howe.howeassistant.bean.DatetimeBean;
import com.jju.howe.howeassistant.bean.MainBean;
import com.jju.howe.howeassistant.bean.ResultBean;
import com.jju.howe.howeassistant.bean.SlotsBean;
import com.jju.howe.howeassistant.util.JsonParser;
import java.util.Calendar;
public class MainActivity extends Activity implements View.OnClickListener {
private static String TAG = MainActivity.class.getSimpleName();
private MainBean mMainBean;
private SpeechUnderstander mSpeechUnderstander;
private Toast mToast;
private TextView mAskText, mUnderstanderText;
private HeartProgressBar heartProgressBar;
private FiveLine mFiveLine;
public static boolean service_flag = false;//表示是否在一项服务中
public static String SRResult = ""; //识别结果
// 语音合成对象
private SpeechSynthesizer mTts;
@SuppressLint("ShowToast")
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
requestWindowFeature(Window.FEATURE_NO_TITLE);
setContentView(R.layout.activity_main);
SpeechUtility.createUtility(this, SpeechConstant.APPID "=58057ac8");
// 初始化对象
mSpeechUnderstander = SpeechUnderstander.createUnderstander(MainActivity.this, mSpeechUdrInitListener);
mToast = Toast.makeText(MainActivity.this, "", Toast.LENGTH_SHORT);
mTts = SpeechSynthesizer.createSynthesizer(MainActivity.this, mTtsInitListener);
initLayout();
}
/**
* 初始化Layout。
*/
private void initLayout() {
mAskText = (TextView) findViewById(R.id.tv_ask);
mUnderstanderText = (TextView) findViewById(R.id.tv_answer);
heartProgressBar = (HeartProgressBar) findViewById(R.id.progressBar);
mFiveLine = (FiveLine) findViewById(R.id.fiveLine);
mUnderstanderText.setText("我能帮您做什么吗?");
speakAnswer("我能帮您做什么吗?");
findViewById(R.id.start_understander).setOnClickListener(MainActivity.this);
}
int ret = 0;// 函数调用返回值
@Override
public void onClick(View view) {
switch (view.getId()) {
// 开始语音理解
case R.id.start_understander:
mFiveLine.setVisibility(View.INVISIBLE);
heartProgressBar.start();
mTts.stopSpeaking();
if (mSpeechUnderstander.isUnderstanding()) {// 开始前检查状态
mSpeechUnderstander.stopUnderstanding();
//showTip("停止录音");
}
ret = mSpeechUnderstander.startUnderstanding(mSpeechUnderstanderListener);
if (ret != 0) {
showTip("语义理解失败,错误码:" ret);
} else {
showTip("请开始说话…");
}
break;
}
}
/**
* 帮助
*/
public void help(View view) {
startActivity(new Intent(MainActivity.this, HelpActivity.class));
}
/**
* 初始化监听器（语音到语义）。
*/
private InitListener mSpeechUdrInitListener = new InitListener() {
@Override
public void onInit(int code) {
Log.d(TAG, "speechUnderstanderListener init() code = " code);
if (code != ErrorCode.SUCCESS) {
showTip("初始化失败,错误码：" code);
}
}
};
/**
* 初始化监听。
*/
private InitListener mTtsInitListener = new InitListener() {
@Override
public void onInit(int code) {
Log.d(TAG, "InitListener init() code = " code);
if (code != ErrorCode.SUCCESS) {
showTip("初始化失败,错误码：" code);
}
}
};
/**
* 语义理解回调。
*/
private SpeechUnderstanderListener mSpeechUnderstanderListener = new SpeechUnderstanderListener() {
@Override
public void onResult(final UnderstanderResult result) {
if (null != result) {
Log.d(TAG, result.getResultString());
// 显示
String text = result.getResultString();
Log.e(TAG, text);
mMainBean = JsonParser.parseIatResult(text);
if (!TextUtils.isEmpty(text)) {
mAskText.setText(mMainBean.getText());
if (mMainBean.getRc() == 0) {
SRResult = mMainBean.getText();
judgeService();
} else {
mUnderstanderText.setText("我听不懂您说什么，亲爱的，下次可能我就明白了");
speakAnswer("我听不懂您说什么，亲爱的，下次可能我就明白了");
}
}
} else {
showTip("识别结果不正确。");
}
}
@Override
public void onVolumeChanged(int volume, byte[] data) {
//showTip("当前正在说话，音量大小：" volume);
Log.d(TAG, data.length "");
}
@Override
public void onEndOfSpeech() {
// 此回调表示：检测到了语音的尾端点，已经进入识别过程，不再接受语音输入
//showTip("结束说话");
heartProgressBar.dismiss();
}
@Override
public void onBeginOfSpeech() {
// 此回调表示：sdk内部录音机已经准备好了，用户可以开始语音输入
//showTip("开始说话");
}
@Override
public void onError(SpeechError error) {
showTip(error.getPlainDescription(true));
}
@Override
public void onEvent(int eventType, int arg1, int arg2, Bundle obj) {
}
};
/**
* 合成回调监听。
*/
private SynthesizerListener mTtsListener = new SynthesizerListener() {
@Override
public void onSpeakBegin() {
//showTip("开始播放");
}
@Override
public void onSpeakPaused() {
//showTip("暂停播放");
}
@Override
public void onSpeakResumed() {
//showTip("继续播放");
}
@Override
public void onBufferProgress(int percent, int beginPos, int endPos,
String info) {
// 合成进度
//mPercentForBuffering = percent;
//showTip(String.format(getString(R.string.tts_toast_format),
// mPercentForBuffering, mPercentForPlaying));
}
@Override
public void onSpeakProgress(int percent, int beginPos, int endPos) {
// 播放进度
//mPercentForPlaying = percent;
//showTip(String.format(getString(R.string.tts_toast_format),
// mPercentForBuffering, mPercentForPlaying));
}
@Override
public void onCompleted(SpeechError error) {
if (error == null) {
//showTip("播放完成");
mFiveLine.setVisibility(View.INVISIBLE);
}
}
@Override
public void onEvent(int eventType, int arg1, int arg2, Bundle obj) {
}
};
public void speakAnswer(String text) {
// 移动数据分析，收集开始合成事件
FlowerCollector.onEvent(MainActivity.this, "tts_play");
int code = mTts.startSpeaking(text, mTtsListener);
mFiveLine.setVisibility(View.VISIBLE);
mUnderstanderText.setText(text);
if (code != ErrorCode.SUCCESS) {
if (code == ErrorCode.ERROR_COMPONENT_NOT_INSTALLED) {
//未安装则跳转到提示安装页面
showTip("请安装语记!");
} else {
showTip("语音合成失败,错误码: " code);
}
}
}
private void showTip(final String str) {
mToast.setText(str);
mToast.show();
}
//语义场景判断
private void judgeService() {
SRResult = null;
String service = mMainBean.getService();
String operation = mMainBean.getOperation();
AnswerBean answerBean = new AnswerBean();
SlotsBean slotsBean = new SlotsBean();
DatetimeBean datetimeBean = new DatetimeBean();
ResultBean resultBean = new ResultBean();
DataBean dataBean = new DataBean();
String date = "该天";
if (mMainBean.getAnswer() != null) {
answerBean = mMainBean.getAnswer();
}
if (mMainBean.getSemantic() != null) {
if (mMainBean.getSemantic().getSlots() != null) {
slotsBean = mMainBean.getSemantic().getSlots();
if (mMainBean.getSemantic().getSlots().getDatetime() != null) {
datetimeBean = mMainBean.getSemantic().getSlots().getDatetime();
}
}
}
if (mMainBean.getData() != null) {
if (mMainBean.getData().getResult() != null) {
if (mMainBean.getSemantic().getSlots().getDatetime() != null) {
Calendar calendar = Calendar.getInstance();
int today = calendar.get(Calendar.DAY_OF_MONTH);
dataBean = mMainBean.getData();
String day = datetimeBean.getDate().substring(datetimeBean.getDate().length() - 2, datetimeBean.getDate().length());
if (day.equals("AY")) {
day = today "";
}
int getday = Integer.parseInt(day);
int sub = getday - today;
resultBean = dataBean.getResult().get(sub);
if (sub == 0) {
date = "今天";
} else if (sub == 1) {
date = "明天";
} else if (sub == 2) {
date = "后天";
} else if (sub == 3) {
date = "大后天";
} else if (sub == 4) {
date = "四天后";
} else if (sub == 5) {
date = "五天后";
} else if (sub == 6) {
date = "六天后";
}
}
}
}
if (service_flag == false) {//如果不在一项服务中才进行服务的判断
switch (service) {
case "telephone":
switch (operation) {
case "CALL": { //1打电话
//必要条件【电话号码code】
//可选条件【人名name】【类型category】【号码归属地location】【运营商operator】【号段head_num】【尾号tail_num】
//可由多个可选条件确定必要条件
CallAction callAction = new CallAction(slotsBean.getName(), slotsBean.getCode(), MainActivity.this);//目前可根据名字或电话号码拨打电话
callAction.start();
break;
}
case "VIEW": { //2查看电话拨打记录
//必要条件无
//可选条件【未接电话】【已拨电话】【已接电话】
CallView callview = new CallView(this);
callview.start();
break;
}
default:
break;
}
break;
case "message": {//2 短信相关服务
switch (operation) {
case "SEND": {//1发送短信
SendMessage sendMessage = new SendMessage(slotsBean.getName(), slotsBean.getCode(), slotsBean.getContent(), MainActivity.this);
sendMessage.start();
break;
}
case "VIEW": {//2查看发送短信页面
MessageView messageView = new MessageView(this);
messageView.start();
break;
}
default:
break;
}
break;
}
case "app": {//3 应用相关服务
switch (operation) {
case "LAUNCH": {//1打开应用
OpenAppAction openApp = new OpenAppAction(slotsBean.getName(), MainActivity.this);
openApp.start();
break;
}
case "QUERY": {//2应用中心搜索应用
SearchApp searchApp = new SearchApp(slotsBean.getName(), this);
searchApp.start();
break;
}
default:
break;
}
break;
}
case "websearch": {//5 搜索相关服务
switch (operation) {
case "QUERY": {//1搜索
SearchAction searchAction = new SearchAction(slotsBean.getKeywords(), MainActivity.this);
searchAction.Search();
break;
}
default:
break;
}
break;
}
case "faq": {//6 社区问答相关服务
switch (operation) {
case "ANSWER": {//1社区问答
OpenQA openQA = new OpenQA(answerBean.getText(), this);
openQA.start();
break;
}
default:
break;
}
break;
}
case "chat": {//7 聊天相关服务
switch (operation) {
case "ANSWER": {//1聊天模式
OpenQA openQA = new OpenQA(answerBean.getText(), this);
openQA.start();
break;
}
default:
break;
}
break;
}
case "openQA": {//8 智能问答相关服务
switch (operation) {
case "ANSWER": {//1智能问答
OpenQA openQA = new OpenQA(answerBean.getText(), this);
openQA.start();
break;
}
default:
break;
}
break;
}
case "baike": {//9 百科知识相关服务
switch (operation) {
case "ANSWER": {//1百科
OpenQA openQA = new OpenQA(answerBean.getText(), this);
openQA.start();
break;
}
default:
break;
}
break;
}
case "schedule": {//10 日程相关服务
switch (operation) {
case "CREATE": {//1创建日程/闹钟(直接跳转相应设置界面)
ScheduleCreate scheduleCreate = new ScheduleCreate(slotsBean.getName(), datetimeBean.getTime(), datetimeBean.getDate(), slotsBean.getContent(), this);
scheduleCreate.start();
break;
}
case "VIEW": {//1查看闹钟/日历(未实现)
ScheduleView scheduleView = new ScheduleView(slotsBean.getName(), datetimeBean.getTime(), datetimeBean.getDate(), slotsBean.getContent(), this);
scheduleView.start();
break;
}
default:
break;
}
break;
}
case "weather": {//11 天气相关服务
switch (operation) {
case "QUERY": {//1查询天气
SearchWeather searchWeather = new SearchWeather(date, resultBean.getCity(), resultBean.getSourceName(), resultBean.getDate(), resultBean.getWeather(), resultBean.getTempRange(), resultBean.getAirQuality(), resultBean.getWind(), resultBean.getHumidity(), resultBean.getWindLevel() "", this);
searchWeather.start();
break;
}
default:
break;
}
break;
}
default:
mUnderstanderText.setText("我听不懂您说什么，亲爱的，下次可能我就明白了");
speakAnswer("我听不懂您说什么，亲爱的，下次可能我就明白了");
break;
}
}
}
/**
* 双击退出
*
* @param keyCode
* @param event
* @return
*/
@Override
public boolean onKeyDown(int keyCode, KeyEvent event) {
if (keyCode == KeyEvent.KEYCODE_BACK) {
exit();
}
return false;
}
private long time = 0;
public void exit() {
if (System.currentTimeMillis() - time > 2000) {
time = System.currentTimeMillis();
showTip("再点击一次退出应用程序");
} else {
finish();
}
}
@Override
protected void onDestroy() {
super.onDestroy();
// 退出时释放连接
mSpeechUnderstander.cancel();
mSpeechUnderstander.destroy();
mTts.stopSpeaking();
// 退出时释放连接
mTts.destroy();
}
@Override
protected void onResume() {
//移动数据统计分析
FlowerCollector.onResume(MainActivity.this);
FlowerCollector.onPageStart(TAG);
super.onResume();
}
@Override
protected void onPause() {
//移动数据统计分析
FlowerCollector.onPageEnd(TAG);
FlowerCollector.onPause(MainActivity.this);
super.onPause();
}
}
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