C++ (Cpp) QAudioSystemFactoryInterface::createOutput Examples

Example #1

QAbstractAudioOutput* QAudioDeviceFactory::createOutputDevice(QAudioDeviceInfo const& deviceInfo, QAudioFormat const &format)
{
    if (deviceInfo.isNull())
        return new QNullOutputDevice();
#ifndef QT_NO_AUDIO_BACKEND
#if (defined(Q_OS_WIN) || defined(Q_OS_MAC) || defined(HAS_ALSA) || defined(Q_OS_SYMBIAN))
    if (deviceInfo.realm() == QLatin1String("builtin")) {
        QAbstractAudioOutput* p = new QAudioOutputPrivate(deviceInfo.handle());
        if (p) p->setFormat(format);
        return p;
    }
#endif
#endif

#if !defined (QT_NO_LIBRARY) && !defined(QT_NO_SETTINGS)
    QAudioSystemFactoryInterface* plugin =
        qobject_cast<QAudioSystemFactoryInterface*>(audioLoader()->instance(deviceInfo.realm()));

    if (plugin) {
        QAbstractAudioOutput* p = plugin->createOutput(deviceInfo.handle());
        if (p) p->setFormat(format);
        return p;
    }
#endif

    return new QNullOutputDevice();
}

Example #2

File: qaudiodevicefactory.cpp Project: SchleunigerAG/WinEC7_Qt5.3.1_Fixes

QAbstractAudioOutput* QAudioDeviceFactory::createOutputDevice(QAudioDeviceInfo const& deviceInfo, QAudioFormat const &format)
{
    if (deviceInfo.isNull())
        return new QNullOutputDevice();

#if !defined (QT_NO_LIBRARY) && !defined(QT_NO_SETTINGS)
    QAudioSystemFactoryInterface* plugin =
        qobject_cast<QAudioSystemFactoryInterface*>(audioLoader()->instance(deviceInfo.realm()));

    if (plugin) {
        QAbstractAudioOutput* p = plugin->createOutput(deviceInfo.handle());
        if (p) p->setFormat(format);
        return p;
    }
#endif

    return new QNullOutputDevice();
}