//  TTSScriptingInterface.h//  libraries/audio-client/src/scripting////  Created by Zach Fox on 2018-10-10.//  Copyright 2018 High Fidelity, Inc.////  Distributed under the Apache License, Version 2.0.//  See the accompanying file LICENSE or http://www.apache.org/licenses/LICENSE-2.0.html// #ifndef hifi_SpeechScriptingInterface_h#define hifi_SpeechScriptingInterface_h #include <QtCore/QObject>#include <QTimer>#include <DependencyManager.h>#ifdef _WIN32#pragma warning(disable : 4996)#ifndef WIN32_LEAN_AND_MEAN#define WIN32_LEAN_AND_MEAN#endif#include <sapi.h>      // SAPI#include <sphelper.h>  // SAPI Helper#endif#include <AudioInjector.h>#include <AudioConstants.h> class TTSScriptingInterface : public QObject, public Dependency {    Q_OBJECT public:    TTSScriptingInterface();    ~TTSScriptingInterface();     Q_INVOKABLE void speakText(const QString& textToSpeak);    Q_INVOKABLE void stopLastSpeech(); private:#ifdef _WIN32    class CComAutoInit {    public:        // Initializes COM using CoInitialize.        // On failure, signals error using AtlThrow.        CComAutoInit() {            HRESULT hr = ::CoInitialize(NULL);            if (FAILED(hr)) {                ATLTRACE(TEXT("CoInitialize() failed in CComAutoInit constructor (hr=0x%08X).\n"), hr);                AtlThrow(hr);            }        }         // Initializes COM using CoInitializeEx.        // On failure, signals error using AtlThrow.        explicit CComAutoInit(__in DWORD dwCoInit) {            HRESULT hr = ::CoInitializeEx(NULL, dwCoInit);            if (FAILED(hr)) {                ATLTRACE(TEXT("CoInitializeEx() failed in CComAutoInit constructor (hr=0x%08X).\n"), hr);                AtlThrow(hr);            }        }         // Uninitializes COM using CoUninitialize.        ~CComAutoInit() { ::CoUninitialize(); }         //        // Ban copy        //    private:        CComAutoInit(const CComAutoInit&);    };     // COM initialization and cleanup (must precede other COM related data members)    CComAutoInit m_comInit;     // Text to speech engine    CComPtr<ISpVoice> m_tts;     // Default voice token    CComPtr<ISpObjectToken> m_voiceToken;#endif     QByteArray _lastSoundByteArray;    AudioInjectorPointer _lastSoundAudioInjector;    QTimer _lastSoundAudioInjectorUpdateTimer;    void updateLastSoundAudioInjector();}; #endif // hifi_SpeechScriptingInterface_h