qpipewire_audiodevices.cpp

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// Copyright (C) 2025 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
 
#include "qpipewire_audiodevices_p.h"
 
#include <QtMultimedia/private/qpipewire_audiocontextmanager_p.h>
#include <QtMultimedia/private/qpipewire_audiosink_p.h>
#include <QtMultimedia/private/qpipewire_audiosource_p.h>
#include <QtMultimedia/private/qpipewire_instance_p.h>
 
QT_BEGIN_NAMESPACE
 
namespace QtPipeWire {
 
QAudioDevices::QAudioDevices()
{
    Q_ASSERT(isSupported());
 
    QAudioDeviceMonitor::DeviceLists deviceLists =
            QAudioContextManager::deviceMonitor().getDeviceLists(/*verifyThreading=*/false);
 
    m_sourceDeviceList = std::move(deviceLists.sources);
    m_sinkDeviceList = std::move(deviceLists.sinks);
 
    connect(&QAudioContextManager::deviceMonitor(), &QAudioDeviceMonitor::audioSinksChanged, this,
            [this](QList<QAudioDevice> sinks) {
        m_sinkDeviceList = std::move(sinks);
        onAudioOutputsChanged();
    });
 
    connect(&QAudioContextManager::deviceMonitor(), &QAudioDeviceMonitor::audioSourcesChanged, this,
            [this](QList<QAudioDevice> sources) {
        m_sourceDeviceList = std::move(sources);
        onAudioInputsChanged();
    });
}
 
bool QAudioDevices::isSupported()
{
    if (!QPipeWireInstance::isLoaded())
        return false;
 
    if (!QAudioContextManager::minimumRequirementMet())
        return false;
 
    auto instance = QPipeWireInstance::instance();
    if (!instance)
        return false;
 
    return QAudioContextManager::instance()->isConnected();
}
 
QList<QAudioDevice> QAudioDevices::findAudioInputs() const
{
    return m_sourceDeviceList;
}
 
QList<QAudioDevice> QAudioDevices::findAudioOutputs() const
{
    return m_sinkDeviceList;
}
 
QPlatformAudioSource *QAudioDevices::createAudioSource(const QAudioDevice &device, const QAudioFormat &format,
                                                       QObject *parent)
{
    return new QPipewireAudioSource(device, format, parent);
}
 
QPlatformAudioSink *QAudioDevices::createAudioSink(const QAudioDevice &device, const QAudioFormat &format,
                                                   QObject *parent)
{
    return new QPipewireAudioSink(device, format, parent);
}
 
} // namespace QtPipeWire
 
QT_END_NAMESPACE