qgstreamerintegration.cpp

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// Copyright (C) 2022 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 "qgstreamerintegration_p.h"
#include "qgstreamervideodevices_p.h"
#include "qgstreamermediaplayer_p.h"
#include "qgstreamermediacapture_p.h"
#include "qgstreameraudiodecoder_p.h"
#include "qgstreamercamera_p.h"
#include "qgstreamermediaencoder_p.h"
#include "qgstreamerimagecapture_p.h"
#include "qgstreamerformatinfo_p.h"
#include "qgstreamervideosink_p.h"
#include "qgstreameraudioinput_p.h"
#include "qgstreameraudiooutput_p.h"
#include <QtMultimedia/private/qplatformmediaplugin_p.h>
 
#include <memory>
 
QT_BEGIN_NAMESPACE
 
class QGstreamerMediaPlugin : public QPlatformMediaPlugin
{
    Q_OBJECT
    Q_PLUGIN_METADATA(IID QPlatformMediaPlugin_iid FILE "gstreamer.json")
 
public:
    QGstreamerMediaPlugin()
        : QPlatformMediaPlugin()
    {}
 
    QPlatformMediaIntegration* create(const QString &name) override
    {
        if (name == QLatin1String("gstreamer"))
            return new QGstreamerIntegration;
        return nullptr;
    }
};
 
QGstreamerIntegration::QGstreamerIntegration()
{
    gst_init(nullptr, nullptr);
    m_videoDevices = std::make_unique<QGstreamerVideoDevices>(this);
    m_formatsInfo = new QGstreamerFormatInfo();
}
 
QGstreamerIntegration::~QGstreamerIntegration()
{
    delete m_formatsInfo;
}
 
QPlatformMediaFormatInfo *QGstreamerIntegration::formatInfo()
{
    return m_formatsInfo;
}
 
const QGstreamerFormatInfo *QGstreamerIntegration::gstFormatsInfo() const
{
    return m_formatsInfo;
}
 
QMaybe<QPlatformAudioDecoder *> QGstreamerIntegration::createAudioDecoder(QAudioDecoder *decoder)
{
    return QGstreamerAudioDecoder::create(decoder);
}
 
QMaybe<QPlatformMediaCaptureSession *> QGstreamerIntegration::createCaptureSession()
{
    return QGstreamerMediaCapture::create();
}
 
QMaybe<QPlatformMediaPlayer *> QGstreamerIntegration::createPlayer(QMediaPlayer *player)
{
    return QGstreamerMediaPlayer::create(player);
}
 
QMaybe<QPlatformCamera *> QGstreamerIntegration::createCamera(QCamera *camera)
{
    return QGstreamerCamera::create(camera);
}
 
QMaybe<QPlatformMediaRecorder *> QGstreamerIntegration::createRecorder(QMediaRecorder *recorder)
{
    return new QGstreamerMediaEncoder(recorder);
}
 
QMaybe<QPlatformImageCapture *> QGstreamerIntegration::createImageCapture(QImageCapture *imageCapture)
{
    return QGstreamerImageCapture::create(imageCapture);
}
 
QMaybe<QPlatformVideoSink *> QGstreamerIntegration::createVideoSink(QVideoSink *sink)
{
    return new QGstreamerVideoSink(sink);
}
 
QMaybe<QPlatformAudioInput *> QGstreamerIntegration::createAudioInput(QAudioInput *q)
{
    return QGstreamerAudioInput::create(q);
}
 
QMaybe<QPlatformAudioOutput *> QGstreamerIntegration::createAudioOutput(QAudioOutput *q)
{
    return QGstreamerAudioOutput::create(q);
}
 
GstDevice *QGstreamerIntegration::videoDevice(const QByteArray &id) const
{
    return m_videoDevices
        ? static_cast<QGstreamerVideoDevices *>(m_videoDevices.get())->videoDevice(id)
        : nullptr;
}
 
QT_END_NAMESPACE
 
#include "qgstreamerintegration.moc"