qwindowsintegration.cpp

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// Copyright (C) 2021 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 "qwindowsintegration_p.h"
#include <private/qwindowsmediadevices_p.h>
#include <qwindowsformatinfo_p.h>
#include <qwindowsmediacapture_p.h>
#include <qwindowsimagecapture_p.h>
#include <qwindowscamera_p.h>
#include <qwindowsmediaencoder_p.h>
#include <mfplayercontrol_p.h>
#include <mfaudiodecodercontrol_p.h>
#include <mfevrvideowindowcontrol_p.h>
#include <private/qplatformmediaplugin_p.h>
 
QT_BEGIN_NAMESPACE
 
class QWindowsMediaPlugin : public QPlatformMediaPlugin
{
    Q_OBJECT
    Q_PLUGIN_METADATA(IID QPlatformMediaPlugin_iid FILE "windows.json")
 
public:
    QWindowsMediaPlugin()
      : QPlatformMediaPlugin()
    {}
 
    QPlatformMediaIntegration* create(const QString &name) override
    {
        if (name == QLatin1String("windows"))
            return new QWindowsMediaIntegration;
        return nullptr;
    }
};
 
QWindowsMediaIntegration::QWindowsMediaIntegration()
{
    CoInitialize(NULL);
    MFStartup(MF_VERSION);
 
    m_videoDevices = std::make_unique<QWindowsVideoDevices>(this);
}
 
QWindowsMediaIntegration::~QWindowsMediaIntegration()
{
    delete m_formatInfo;
 
    MFShutdown();
    CoUninitialize();
}
 
QPlatformMediaFormatInfo *QWindowsMediaIntegration::formatInfo()
{
    if (!m_formatInfo)
        m_formatInfo = new QWindowsFormatInfo();
    return m_formatInfo;
}
 
QMaybe<QPlatformMediaCaptureSession *> QWindowsMediaIntegration::createCaptureSession()
{
    return new QWindowsMediaCaptureService();
}
 
QMaybe<QPlatformAudioDecoder *> QWindowsMediaIntegration::createAudioDecoder(QAudioDecoder *decoder)
{
    return new MFAudioDecoderControl(decoder);
}
 
QMaybe<QPlatformMediaPlayer *> QWindowsMediaIntegration::createPlayer(QMediaPlayer *parent)
{
    return new MFPlayerControl(parent);
}
 
QMaybe<QPlatformCamera *> QWindowsMediaIntegration::createCamera(QCamera *camera)
{
    return new QWindowsCamera(camera);
}
 
QMaybe<QPlatformMediaRecorder *> QWindowsMediaIntegration::createRecorder(QMediaRecorder *recorder)
{
    return new QWindowsMediaEncoder(recorder);
}
 
QMaybe<QPlatformImageCapture *> QWindowsMediaIntegration::createImageCapture(QImageCapture *imageCapture)
{
    return new QWindowsImageCapture(imageCapture);
}
 
QMaybe<QPlatformVideoSink *> QWindowsMediaIntegration::createVideoSink(QVideoSink *sink)
{
    return new MFEvrVideoWindowControl(sink);
}
 
QT_END_NAMESPACE
 
#include "qwindowsintegration.moc"