qt-everywhere-src-5.14.1/qtmultimedia/src/plugins/gstreamer/camerabin/camerabinvideoencoder.h

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#ifndef CAMERABINVIDEOENCODE_H
#define CAMERABINVIDEOENCODE_H

#include <QtMultimedia/private/qtmultimediaglobal_p.h>
#include <qvideoencodersettingscontrol.h>

#include <QtCore/qstringlist.h>
#include <QtCore/qmap.h>
#include <QtCore/qset.h>

#include <gst/gst.h>
#include <gst/pbutils/pbutils.h>

#if QT_CONFIG(gstreamer_encodingprofiles)
#include <gst/pbutils/encoding-profile.h>
#include <private/qgstcodecsinfo_p.h>
#endif

QT_BEGIN_NAMESPACE

class CameraBinSession;

class CameraBinVideoEncoder : public QVideoEncoderSettingsControl
{
    Q_OBJECT
public:
    CameraBinVideoEncoder(CameraBinSession *session);
    virtual ~CameraBinVideoEncoder();

    QList<QSize> supportedResolutions(const QVideoEncoderSettings &settings = QVideoEncoderSettings(),
                                      bool *continuous = 0) const override;

    QList< qreal > supportedFrameRates(const QVideoEncoderSettings &settings = QVideoEncoderSettings(),
                                       bool *continuous = 0) const override;

    QPair<int,int> rateAsRational(qreal) const;

    QStringList supportedVideoCodecs() const override;
    QString videoCodecDescription(const QString &codecName) const override;

    QVideoEncoderSettings videoSettings() const override;
    void setVideoSettings(const QVideoEncoderSettings &settings) override;

    QVideoEncoderSettings actualVideoSettings() const;
    void setActualVideoSettings(const QVideoEncoderSettings&);
    void resetActualSettings();

#if QT_CONFIG(gstreamer_encodingprofiles)
    GstEncodingProfile *createProfile();
#endif

    void applySettings(GstElement *encoder);

Q_SIGNALS:
    void settingsChanged();

private:
    CameraBinSession *m_session;

#if QT_CONFIG(gstreamer_encodingprofiles)
    QGstCodecsInfo m_codecs;
#endif

    QVideoEncoderSettings m_actualVideoSettings;
    QVideoEncoderSettings m_videoSettings;
};

QT_END_NAMESPACE

#endif