////  AudioScriptingInterface.cpp//  libraries/audio/src////  Created by Stephen Birarda on 1/2/2014.//  Copyright 2014 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// #include "AudioScriptingInterface.h" #include "ScriptAudioInjector.h"#include "ScriptEngineLogging.h" void registerAudioMetaTypes(QScriptEngine* engine) {    qScriptRegisterMetaType(engine, injectorOptionsToScriptValue, injectorOptionsFromScriptValue);    qScriptRegisterMetaType(engine, soundSharedPointerToScriptValue, soundSharedPointerFromScriptValue);    qScriptRegisterMetaType(engine, soundPointerToScriptValue, soundPointerFromScriptValue);} AudioScriptingInterface& AudioScriptingInterface::getInstance() {    static AudioScriptingInterface staticInstance;    return staticInstance;} AudioScriptingInterface::AudioScriptingInterface() :    _localAudioInterface(NULL){    } ScriptAudioInjector* AudioScriptingInterface::playSound(Sound* sound, const AudioInjectorOptions& injectorOptions) {    if (QThread::currentThread() != thread()) {        ScriptAudioInjector* injector = NULL;                QMetaObject::invokeMethod(this, "playSound", Qt::BlockingQueuedConnection,                                  Q_RETURN_ARG(ScriptAudioInjector*, injector),                                  Q_ARG(Sound*, sound), Q_ARG(const AudioInjectorOptions&, injectorOptions));        return injector;    }                               if (sound) {        // stereo option isn't set from script, this comes from sound metadata or filename        AudioInjectorOptions optionsCopy = injectorOptions;        optionsCopy.stereo = sound->isStereo();         QThread* injectorThread = new QThread();        injectorThread->setObjectName("Audio Injector Thread");         AudioInjector* injector = new AudioInjector(sound, optionsCopy);        injector->setLocalAudioInterface(_localAudioInterface);         injector->moveToThread(injectorThread);         // start injecting when the injector thread starts        connect(injectorThread, &QThread::started, injector, &AudioInjector::injectAudio);         // connect the right slots and signals for AudioInjector and thread cleanup        connect(injector, &AudioInjector::destroyed, injectorThread, &QThread::quit);        connect(injectorThread, &QThread::finished, injectorThread, &QThread::deleteLater);         injectorThread->start();         return new ScriptAudioInjector(injector);     } else {        qCDebug(scriptengine) << "AudioScriptingInterface::playSound called with null Sound object.";        return NULL;    }} void AudioScriptingInterface::injectGeneratedNoise(bool inject) {    if (_localAudioInterface) {        _localAudioInterface->enableAudioSourceInject(inject);    }} void AudioScriptingInterface::selectPinkNoise() {    if (_localAudioInterface) {        _localAudioInterface->selectAudioSourcePinkNoise();    }} void AudioScriptingInterface::selectSine440() {    if (_localAudioInterface) {        _localAudioInterface->selectAudioSourceSine440();    }}