Android百度语音识别/语音助手

上一遍写了语音唤醒和语音合成，这篇写下语音合成

/*** 语音识别* Created by fujiayi on 2017/6/13.* EventManager内的方法如send 都可以在主线程中进行，SDK中做过处理*/public class RecognizerUtils {private final String TAG = this.getClass().getSimpleName();private static RecognizerUtils utils = null;/*** SDK 内部核心 EventManager 类*/private EventManager asr;// SDK 内部核心 事件回调类， 用于开发者写自己的识别回调逻辑private EventListener eventListener;// 是否加载离线资源private boolean isOfflineEngineLoaded = false;// 未release前，只能new一个private volatile boolean isInited = false;/*** 0: 方案1， backTrackInMs > 0,唤醒词说完后，直接接句子，中间没有停顿。*              开启回溯，连同唤醒词一起整句识别。推荐4个字 1500ms*          backTrackInMs 最大 15000，即15s** >0 : 方案2：backTrackInMs = 0，唤醒词说完后，中间有停顿。*       不开启回溯。唤醒词识别回调后，正常开启识别。* <p>**/private static int backTrackInMs = 0;private static Handler handler = null;public static final int RECOGNIZER_ERROR = 1012;public static RecognizerUtils getIntance(){if (utils == null){synchronized (RecognizerUtils.class){if (utils == null){utils = new RecognizerUtils();}}}return utils;}public void init(Handler mHandler){handler = mHandler;if (isInited) {LogUtils.log(TAG,"还未调用release()，请勿新建一个新类");return;}isInited = true;// SDK集成步骤 初始化asr的EventManager示例，多次得到的类，只能选一个使用asr = EventManagerFactory.create(MyApplication.context, "asr");// SDK集成步骤 设置回调event， 识别引擎会回调这个类告知重要状态和识别结果asr.registerListener(new EventListener() {@Overridepublic void onEvent(String name, String params, byte[] data, int offset, int length) {eventListener = this;if (name.equals(SpeechConstant.CALLBACK_EVENT_ASR_LOADED)) {LogUtils.log("RecognizerUtils", "离线命令词资源加载成功");} else if (name.equals(SpeechConstant.CALLBACK_EVENT_ASR_UNLOADED)) {LogUtils.log("RecognizerUtils", "离线命令词资源释放成功");} else if (name.equals(SpeechConstant.CALLBACK_EVENT_ASR_READY)) {// 引擎准备就绪，可以开始说话LogUtils.log("RecognizerUtils", "引擎准备就绪，可以开始说话");} else if (name.equals(SpeechConstant.CALLBACK_EVENT_ASR_BEGIN)) {// 检测到用户的已经开始说话LogUtils.log("RecognizerUtils", "检测到用户的已经开始说话");} else if (name.equals(SpeechConstant.CALLBACK_EVENT_ASR_END)) {// 检测到用户的已经停止说话LogUtils.log("RecognizerUtils", "检测到用户的已经停止说话");} else if (name.equals(SpeechConstant.CALLBACK_EVENT_ASR_PARTIAL)) {RecogResult recogResult = RecogResult.parseJson(params);// 临时识别结果, 长语音模式需要从此消息中取出结果LogUtils.log("RecognizerUtils", "临时识别结果, 长语音模式需要从此消息中取出结果");String[] results = recogResult.getResultsRecognition();if (recogResult.isFinalResult()) {LogUtils.log("RecognizerUtils", "isFinalResult 可能返回多个结果，请取第一个结果" + Arrays.toString(results));Resolution.getIntance().resolution(handler, Arrays.toString(results));} else if (recogResult.isPartialResult()) {LogUtils.log("RecognizerUtils", "onAsrBegin 后 随着用户的说话，返回的临时结果" + Arrays.toString(results));} else if (recogResult.isNluResult()) {LogUtils.log("RecognizerUtils", "isNluResult 可能返回多个结果，请取第一个结果" + new String(data, offset, length));}} else if (name.equals(SpeechConstant.CALLBACK_EVENT_ASR_FINISH)) {// 识别结束， 最终识别结果或可能的错误LogUtils.log("RecognizerUtils", name + "- CALLBACK_EVENT_ASR_FINISH识别结束， 最终识别结果或可能的错误");RecogResult recogResult = RecogResult.parseJson(params);if (recogResult.hasError()) {
//                        int errorCode = recogResult.getError();
//                        int subErrorCode = recogResult.getSubError();if (handler != null){handler.sendEmptyMessage(RECOGNIZER_ERROR);}LogUtils.log("RecognizerUtils", "识别结束， 最终识别结果错误" + recogResult.getDesc());} else {LogUtils.log("RecognizerUtils", "识别结束， 最终识别结果" + params);}} else if (name.equals(SpeechConstant.CALLBACK_EVENT_ASR_LONG_SPEECH)) { // 长语音LogUtils.log("RecognizerUtils", "长语音");} else if (name.equals(SpeechConstant.CALLBACK_EVENT_ASR_EXIT)) {LogUtils.log("RecognizerUtils", "退出");} else if (name.equals(SpeechConstant.CALLBACK_EVENT_ASR_VOLUME)) {// Logger.info(TAG, "asr volume event:" + params);LogUtils.log("RecognizerUtils", params);} else if (name.equals(SpeechConstant.CALLBACK_EVENT_ASR_AUDIO)) {
//                    LogUtils.log("RecognizerUtils", "长语音");}}});loadOfflineEngine(fetchOfflineParams());}/*** 离线命令词，在线不需要调用** @param params 离线命令词加载参数，见文档“ASR_KWS_LOAD_ENGINE 输入事件参数”*/private void loadOfflineEngine(Map<String, Object> params) {String json = new JSONObject(params).toString();// SDK集成步骤（可选）加载离线命令词(离线时使用)asr.send(SpeechConstant.ASR_KWS_LOAD_ENGINE, json, null, 0, 0);isOfflineEngineLoaded = true;// 没有ASR_KWS_LOAD_ENGINE这个回调表试失败，如缺少第一次联网时下载的正式授权文件。}private Map<String, Object> fetchOfflineParams() {Map<String, Object> map = new HashMap<String, Object>();map.put(SpeechConstant.DECODER, 2);map.put(SpeechConstant.ASR_OFFLINE_ENGINE_GRAMMER_FILE_PATH, "assets:///baidu_speech_grammar.bsg");
//        map.putAll(fetchSlotDataParam());return map;}private Map<String, Object> fetchSlotDataParam() {Map<String, Object> map = new HashMap<String, Object>();try {JSONObject json = new JSONObject();json.put("name", new JSONArray().put("妈妈").put("老伍")).put("appname", new JSONArray().put("手百").put("度秘"));map.put(SpeechConstant.SLOT_DATA, json);} catch (JSONException e) {e.printStackTrace();}return map;}/*** 开始*/public void start() {// 此处 开始正常识别流程Map<String, Object> params = new LinkedHashMap<String, Object>();if (isOfflineEngineLoaded){params.put(SpeechConstant.DECODER, 2);}params.put(SpeechConstant.ACCEPT_AUDIO_VOLUME, false);params.put(SpeechConstant.VAD, SpeechConstant.VAD_DNN);// 如识别短句，不需要需要逗号，使用1536搜索模型。其它PID参数请看文档params.put(SpeechConstant.PID, 1536);if (backTrackInMs > 0) {// 方案1  唤醒词说完后，直接接句子，中间没有停顿。开启回溯，连同唤醒词一起整句识别。// System.currentTimeMillis() - backTrackInMs ,  表示识别从backTrackInMs毫秒前开始params.put(SpeechConstant.AUDIO_MILLS, System.currentTimeMillis() - backTrackInMs);}cancel();// SDK集成步骤 拼接识别参数String json = new JSONObject(params).toString();asr.send(SpeechConstant.ASR_START, json, null, 0, 0);}/*** 提前结束录音等待识别结果。*/public void stop() {// SDK 集成步骤（可选）停止录音if (!isInited) {
//            throw new RuntimeException("release() was called");}if (asr == null) {return;}asr.send(SpeechConstant.ASR_STOP, "{}", null, 0, 0);}/*** 取消本次识别，取消后将立即停止不会返回识别结果。* cancel 与stop的区别是 cancel在stop的基础上，完全停止整个识别流程，*/public void cancel() {if (!isInited) {
//            throw new RuntimeException("release() was called");}if (asr == null) {return;}// SDK集成步骤 (可选） 取消本次识别asr.send(SpeechConstant.ASR_CANCEL, "{}", null, 0, 0);}public void release() {isInited = false;cancel();if (asr == null) {return;}if (isOfflineEngineLoaded) {// SDK集成步骤 如果之前有调用过 加载离线命令词，这里要对应释放asr.send(SpeechConstant.ASR_KWS_UNLOAD_ENGINE, null, null, 0, 0);isOfflineEngineLoaded = false;}// SDK 集成步骤（可选），卸载listenerasr.unregisterListener(eventListener);asr = null;isInited = false;utils = null;}}

/*** 解析语音识别*/
public class Resolution {private final String TAG = this.getClass().getSimpleName();private static Resolution utils = null;public static Resolution getIntance() {if (utils == null) {synchronized (Resolution.class) {if (utils == null) {utils = new Resolution();}}}return utils;}/*** 解析 通过handler返回状态* @param handler* @param work 识别结果*/public void resolution(Handler handler, String work) {try {if (PhoneUtils.CALL_PHONE&& (work.equals("[确定]") || work.equals("[是的]"))&& !StringUtils.isEmpty(PhoneUtils.PHONE)){PhoneUtils.getInstance().callPhone(PhoneUtils.PHONE);}else if (work.indexOf("打开") != -1) {InstallAppUtils.getIntanste().openApp(work);} else if (work.indexOf("打电话") != -1) {PhoneUtils.getInstance().call(work);}else {TTSUtils.getInstance().speak(MyApplication.context.getString(R.string.wakeup_no_hear), true);}} catch (Exception e) {e.printStackTrace();}}}

/*** 安装的APP实例* Created by pc20170521 on 2017-10-28.*/
public class InstallAppInfo {private boolean check = false;private String pakecge;private Drawable icon;private String name;private ComponentName component;public InstallAppInfo(){}public InstallAppInfo(Drawable d, String s, ComponentName cn){icon = d;name = s;component = cn;}public Drawable getIcon() {return icon;}public void setIcon(Drawable icon) {this.icon = icon;}public String getName() {return name;}public void setName(String name) {this.name = name;}public ComponentName getComponent() {return component;}public void setComponent(ComponentName component) {this.component = component;}public boolean isCheck() {return check;}public void setCheck(boolean check) {this.check = check;}public String getPakecge() {return component.getPackageName();}public void setPakecge(String pakecge) {this.pakecge = pakecge;}
}

/*** 获取安装的APP* Created by pc20170521 on 2017-10-28.*/
public class InstallAppUtils {private final String TAG = this.getClass().getSimpleName();private ArrayList<InstallAppInfo> appList = null;private static InstallAppUtils utils = null;public static InstallAppUtils getIntanste(){if (utils == null){synchronized (InstallAppUtils.class){if(utils == null){utils = new InstallAppUtils();}}}return utils;}/**** 获取安装的APP* @return*/public ArrayList<InstallAppInfo> getInstallApp(){appList = new ArrayList<>();PackageManager pkgMgt = MyApplication.context.getPackageManager();Intent it = new Intent(Intent.ACTION_MAIN);it.addCategory(Intent.CATEGORY_LAUNCHER);List<ResolveInfo> ra = pkgMgt.queryIntentActivities(it,0);for(int i=0;i<ra.size();i++){ActivityInfo ai = ra.get(i).activityInfo;String label = ai.loadLabel(pkgMgt).toString();ComponentName c = new ComponentName(ai.applicationInfo.packageName,ai.name);InstallAppInfo item = new InstallAppInfo(ai.loadIcon(pkgMgt),label,c);appList.add(item);}return appList;}public ArrayList<InstallAppInfo> getAppList() {if (appList == null){appList = getInstallApp();}return appList;}/**** 语音打开某个APP*/public void openApp(String name){name = name.substring(2);LogUtils.log(TAG, name);boolean isHasApp = false;for (int i = 0; i < getAppList().size(); i++) {if (name.contains(appList.get(i).getName())){TTSUtils.getInstance().speak(MyApplication.context.getString(R.string.wakeup_open_wx)+ appList.get(i).getName());try {Intent intent;PackageManager packageManager = MyApplication.context.getPackageManager();intent = packageManager.getLaunchIntentForPackage(appList.get(i).getPakecge());MyApplication.context.startActivity(intent);isHasApp = true;break;} catch (Exception e) {TTSUtils.getInstance().speak(MyApplication.context.getString(R.string.wakeup_no_wx)+ appList.get(i).getName());e.printStackTrace();}}}if (!isHasApp){TTSUtils.getInstance().speak(MyApplication.context.getString(R.string.wakeup_no_hear));}}}

/*** 获取电话本/打电话工具类*/
public class PhoneUtils {private final String TAG = this.getClass().getSimpleName();private static PhoneUtils utils = null;public static boolean CALL_PHONE = false;//语音拨电话请求public static String PHONE = "";//电话号码private List<PhoneInfo> list;public static PhoneUtils getInstance(){if (utils == null){synchronized (PhoneUtils.class){if (utils == null){utils = new PhoneUtils();}}}return utils;}/*** 获取电话本* @return*/public List<PhoneInfo> getPhoneList() {list = new ArrayList<>();Cursor cursor = MyApplication.context.getContentResolver().query(ContactsContract.CommonDataKinds.Phone.CONTENT_URI,new String[] { "display_name", "sort_key", "contact_id","data1" }, null, null, null);
//        moveToNext方法返回的是一个boolean类型的数据while (cursor.moveToNext()) {//读取通讯录的姓名String name = cursor.getString(cursor.getColumnIndex(ContactsContract.CommonDataKinds.Phone.DISPLAY_NAME));//读取通讯录的号码String number = cursor.getString(cursor.getColumnIndex(ContactsContract.CommonDataKinds.Phone.NUMBER));int Id = cursor.getInt(cursor.getColumnIndex(ContactsContract.CommonDataKinds.Phone.CONTACT_ID));String Sortkey = getSortkey(cursor.getString(1));PhoneInfo phoneInfo = new PhoneInfo(name, number,Sortkey,Id);list.add(phoneInfo);
//            LogUtils.log("电话联系人", name);}cursor.close();return list;}private static String getSortkey(String sortKeyString) {String key =sortKeyString.substring(0,1).toUpperCase();if (key.matches("[A-Z]")){return key;}elsereturn "#";}/*** 语音识别并拨打电话*/public void call(String name){try {name = name.substring(3);LogUtils.log(TAG, name);if (name.contains("10086")) {PHONE = "10086";name = "10086";callTips(name);} else {boolean isPhone = false;List<PhoneInfo> list = PhoneUtils.getInstance().getPhoneList();for (int i = 0; i < list.size(); i++) {if (name.contains(list.get(i).getName())|| name.contains(list.get(i).getNumber())) {PHONE = list.get(i).getNumber();name = list.get(i).getName();isPhone = true;break;}}if (isPhone) {callTips(name);} else {TTSUtils.getInstance().speak(MyApplication.context.getString(R.string.wakeup_no_phone));}}} catch (Exception e) {TTSUtils.getInstance().speak(MyApplication.context.getString(R.string.wakeup_no_phone));e.printStackTrace();}}/*** 拨打电话*/private void callTips(String name) {CALL_PHONE = true;String tips = MyApplication.context.getString(R.string.wakeup_find_phone) + name+ MyApplication.context.getString(R.string.wakeup_find_phone1);TTSUtils.getInstance().speak(tips, true);ProgressDialog dialog = new ProgressDialog(MyApplication.context);dialog.setTitle(tips);dialog.setOnDismissListener(new DialogInterface.OnDismissListener() {@Overridepublic void onDismiss(DialogInterface dialog) {dialog.dismiss();}});}/*** 拨打电话* @param phone*/public void callPhone(String phone) {Uri uri = Uri.parse("tel:" + phone);Intent intent = new Intent(Intent.ACTION_CALL, uri);if (ActivityCompat.checkSelfPermission(MyApplication.context, Manifest.permission.CALL_PHONE) != PackageManager.PERMISSION_GRANTED) {ToastUtils.show(MyApplication.context, MyApplication.context.getString(R.string.phone_permision));PermissionsUtils.getInstance().showSystemPermissionsSettingDialog(MyApplication.activity);return;}MyApplication.activity.startActivityForResult(intent, 1);PHONE = "";CALL_PHONE = false;}}

/*** Created by fujiayi on 2017/6/24.*/
public class RecogResult {private static final int ERROR_NONE = 0;private String origalJson;private String[] resultsRecognition;private String origalResult;private String sn; // 日志id， 请求有问题请提问带上snprivate String desc;private String resultType;private int error = -1;private int subError = -1;public static RecogResult parseJson(String jsonStr) {RecogResult result = new RecogResult();result.setOrigalJson(jsonStr);try {JSONObject json = new JSONObject(jsonStr);int error = json.optInt("error");int subError = json.optInt("sub_error");result.setError(error);result.setDesc(json.optString("desc"));result.setResultType(json.optString("result_type"));result.setSubError(subError);if (error == ERROR_NONE) {result.setOrigalResult(json.getString("origin_result"));JSONArray arr = json.optJSONArray("results_recognition");if (arr != null) {int size = arr.length();String[] recogs = new String[size];for (int i = 0; i < size; i++) {recogs[i] = arr.getString(i);}result.setResultsRecognition(recogs);}}} catch (JSONException e) {e.printStackTrace();}return result;}public boolean hasError() {return error != ERROR_NONE;}public boolean isFinalResult() {return "final_result".equals(resultType);}public boolean isPartialResult() {return "partial_result".equals(resultType);}public boolean isNluResult() {return "nlu_result".equals(resultType);}public String getOrigalJson() {return origalJson;}public void setOrigalJson(String origalJson) {this.origalJson = origalJson;}public String[] getResultsRecognition() {return resultsRecognition;}public void setResultsRecognition(String[] resultsRecognition) {this.resultsRecognition = resultsRecognition;}public String getSn() {return sn;}public void setSn(String sn) {this.sn = sn;}public int getError() {return error;}public void setError(int error) {this.error = error;}public String getDesc() {return desc;}public void setDesc(String desc) {this.desc = desc;}public String getOrigalResult() {return origalResult;}public void setOrigalResult(String origalResult) {this.origalResult = origalResult;}public String getResultType() {return resultType;}public void setResultType(String resultType) {this.resultType = resultType;}public int getSubError() {return subError;}public void setSubError(int subError) {this.subError = subError;}
}

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