QAbstractAudioOutput* QAudioDeviceFactory::createOutputDevice(QAudioDeviceInfo const& deviceInfo, QAudioFormat const &format) { if (deviceInfo.isNull()) return new QNullOutputDevice(); #if (defined(Q_OS_WIN) || defined(Q_OS_MAC) || defined(HAS_ALSA)) if (deviceInfo.realm() == QLatin1String("builtin")) return new QAudioOutputPrivate(deviceInfo.handle(), format); #endif QAudioEngineFactoryInterface* plugin = qobject_cast<QAudioEngineFactoryInterface*>(loader()->instance(deviceInfo.realm())); if (plugin) return plugin->createOutput(deviceInfo.handle(), format); return new QNullOutputDevice(); }
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")) return new QAudioOutputPrivate(deviceInfo.handle(), format); #endif #endif #if !defined(QT_NO_LIBRARY) && !defined(QT_NO_SETTINGS) QAudioEngineFactoryInterface* plugin = qobject_cast<QAudioEngineFactoryInterface*>(loader()->instance(deviceInfo.realm())); if (plugin) return plugin->createOutput(deviceInfo.handle(), format); #endif return new QNullOutputDevice(); }