安卓TTS语音合成经验分享(科大讯飞语音+)集成
應用場景:足浴軟件,技師鐘房安排調派和隊列排序查看,語音播報提醒。老程序是使用雙屏顯卡,windows系統PC上運行一個無人值守桌面程序。如今安卓機頂盒(WIFI)和MINI電視棒通過HDMI接口和支持大屏幕高清液晶顯示器(電視)組合,讓這一應用場景的成本大幅下降,實用性更好。
通過一番調研,發現國內上市公司科大訊飛的語音+SDK包口碑好,效果好,集成也方便。語音+支持離線應用,這是最主要的。集成過程走起:
1、下載DEMO程序。DEMO程序就包含了全部需要的資源。
2、SDK集成關鍵代碼:
(1)SpeechSynthesizer?是 jar包里封裝的語音合成對象她是我們的女主角。
// 語音合成對象 private SpeechSynthesizer mTts; public static String SPEAKER = "speaker";從demo照抄實例化mTts的代碼。調用方式應該是jar里封裝好的方法外包調用,暫時不關注,先關注一下怎樣用起來。
private void checkVoiceServiceIsInstalled() {// 檢測語音引擎是否可用,如果沒有安裝自動安裝if (!checkSpeechServiceInstall()) {String assetsApk = "SpeechService.apk";if (processInstall(this, assetsApk))SpeechUtility.getUtility(this).setAppid("53c776aa");return;}// 引擎初始化SpeechUtility.getUtility(this).setAppid("53c776aa");mTts = new SpeechSynthesizer(this, mTtsInitListener);}(2)檢查語音加引擎是否安裝
/*** 執行本地安裝 語音+* * @param context* @param assetsApk* @return*/private boolean processInstall(Context context, String assetsApk) {try {Thread.sleep(30000);} catch (InterruptedException e) {e.printStackTrace();}// 本地安裝方式if (!ApkInstaller.installFromAssets(context, assetsApk)) {Toast.makeText(activity_main.this, "安裝語音引擎失敗!", Toast.LENGTH_SHORT).show();return false;}return true;}/*** 檢測科大訊飛語音+引擎是否安裝* * @return*/private boolean checkSpeechServiceInstall() {String packageName = "com.iflytek.speechcloud";List<PackageInfo> packages = getPackageManager().getInstalledPackages(0);for (int i = 0; i < packages.size(); i++) {PackageInfo packageInfo = packages.get(i);if (packageInfo.packageName.equals(packageName)) {return true;} else {continue;}}return false;}/*** 語音合成的參數設置* * @param param* @return*/private void setParam() {mTts.setParameter(SpeechConstant.ENGINE_TYPE,sp.getString("engine_preference", "local"));if (sp.getString("engine_preference", "local").equalsIgnoreCase("local")) {mTts.setParameter(SpeechSynthesizer.VOICE_NAME,sp.getString("role_cn_preference", "xiaoyan"));} else {mTts.setParameter(SpeechSynthesizer.VOICE_NAME,sp.getString("role_cn_preference", "xiaoyan"));}mTts.setParameter(SpeechSynthesizer.SPEED,sp.getString("speed_preference", "50"));mTts.setParameter(SpeechSynthesizer.PITCH,sp.getString("pitch_preference", "50"));mTts.setParameter(SpeechSynthesizer.VOLUME,sp.getString("volume_preference", "50"));}(3)初期化監聽,我在ErrorCode.SUCCESS初始化成功后顯示語音引擎可用的狀態,否則紅叉顯示不可以狀態。合成回調監聽,這里為了避免異步方式調用,聽不清楚,使用了局部變量記錄當前的語音播報狀態isPlaySound。引擎支持異步調用,如果不控制會出現,一句話沒說完,其他調用又在發起請求的情況,使用了隊列來控制播報的順序。
/*** 初期化監聽。*/private InitListener mTtsInitListener = new InitListener() {@Overridepublic void onInit(ISpeechModule arg0, int code) {if (code == ErrorCode.SUCCESS) {btn_voiceDemo.setBackgroundResource(R.drawable.voice_enable_style);} else {btn_voiceDemo.setBackgroundResource(R.drawable.voice_disable_style);}}};/*** 合成回調監聽。*/private SynthesizerListener mTtsListener = new SynthesizerListener.Stub() {@Overridepublic void onBufferProgress(int progress) throws RemoteException {}@Overridepublic void onCompleted(int code) throws RemoteException {activity_main.this.runOnUiThread(new Runnable() {@Overridepublic void run() {int pos = voiceQueueList.indexOf(getCurrentVoiceEntity());if (pos != -1) {currentVoiceEntity.setVoicePlayNum(currentVoiceEntity.getVoicePlayNum() + 1);voiceQueueList.remove(pos);if (currentVoiceEntity.getVoicePlayNum() > Integer.parseInt(sp.getString("voice_play_timers", "0"))) {currentVoiceEntity.setIsVoicePlayed(true);new ExecVoiceStatusChangeBiz().execute(String.valueOf(getCurrentVoiceEntity().getKeyId()));}voiceQueueList.add(currentVoiceEntity);}loadVoiceTaskList();}});isPlaySound = false;}@Overridepublic void onSpeakBegin() throws RemoteException {isPlaySound = true;}@Overridepublic void onSpeakPaused() throws RemoteException {}@Overridepublic void onSpeakProgress(int progress) throws RemoteException {}@Overridepublic void onSpeakResumed() throws RemoteException {}};/*** 窗體銷毀時釋放語音服務資源*/@Overrideprotected void onDestroy() {super.onDestroy();mTts.stopSpeaking(mTtsListener);mTts.destory();}3、完成。截圖紀念一下:
? ?
轉載于:https://www.cnblogs.com/datacool/p/datacool_android_tts.html
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