qtmultimedia/src/multimedia/qmediaserviceproviderplugin.h

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#ifndef QMEDIASERVICEPROVIDERPLUGIN_H
#define QMEDIASERVICEPROVIDERPLUGIN_H

#include <QtCore/qstringlist.h>
#include <QtCore/qplugin.h>
#include <qtmedianamespace.h>
#include <qtmultimediadefs.h>

#ifdef Q_MOC_RUN
# pragma Q_MOC_EXPAND_MACROS
#endif

QT_BEGIN_HEADER

QT_BEGIN_NAMESPACE

QT_MODULE(Multimedia)

class QMediaService;

class QMediaServiceProviderHintPrivate;
class Q_MULTIMEDIA_EXPORT QMediaServiceProviderHint
{
public:
    enum Type { Null, ContentType, Device, SupportedFeatures };

    enum Feature {
        LowLatencyPlayback = 0x01,
        RecordingSupport = 0x02,
        StreamPlayback = 0x04,
        VideoSurface = 0x08
    };
    Q_DECLARE_FLAGS(Features, Feature)

    QMediaServiceProviderHint();
    QMediaServiceProviderHint(const QString &mimeType, const QStringList& codecs);
    QMediaServiceProviderHint(const QByteArray &device);
    QMediaServiceProviderHint(Features features);
    QMediaServiceProviderHint(const QMediaServiceProviderHint &other);
    ~QMediaServiceProviderHint();

    QMediaServiceProviderHint& operator=(const QMediaServiceProviderHint &other);

    bool operator == (const QMediaServiceProviderHint &other) const;
    bool operator != (const QMediaServiceProviderHint &other) const;

    bool isNull() const;

    Type type() const;

    QString mimeType() const;
    QStringList codecs() const;

    QByteArray device() const;

    Features features() const;

    //to be extended, if necessary

private:
    QSharedDataPointer<QMediaServiceProviderHintPrivate> d;
};

Q_DECLARE_OPERATORS_FOR_FLAGS(QMediaServiceProviderHint::Features)


struct Q_MULTIMEDIA_EXPORT QMediaServiceProviderFactoryInterface
{
    virtual QMediaService* create(QString const& key) = 0;
    virtual void release(QMediaService *service) = 0;
};

#define QMediaServiceProviderFactoryInterface_iid \
    "org.qt-project.qt.mediaserviceproviderfactory/5.0"
Q_DECLARE_INTERFACE(QMediaServiceProviderFactoryInterface, QMediaServiceProviderFactoryInterface_iid)


struct Q_MULTIMEDIA_EXPORT QMediaServiceSupportedFormatsInterface
{
    virtual ~QMediaServiceSupportedFormatsInterface() {}
    virtual QtMultimedia::SupportEstimate hasSupport(const QString &mimeType, const QStringList& codecs) const = 0;
    virtual QStringList supportedMimeTypes() const = 0;
};

#define QMediaServiceSupportedFormatsInterface_iid \
    "org.qt-project.qt.mediaservicesupportedformats/5.0"
Q_DECLARE_INTERFACE(QMediaServiceSupportedFormatsInterface, QMediaServiceSupportedFormatsInterface_iid)


struct Q_MULTIMEDIA_EXPORT QMediaServiceSupportedDevicesInterface
{
    virtual ~QMediaServiceSupportedDevicesInterface() {}
    virtual QList<QByteArray> devices(const QByteArray &service) const = 0;
    virtual QString deviceDescription(const QByteArray &service, const QByteArray &device) = 0;
};

#define QMediaServiceSupportedDevicesInterface_iid \
    "org.qt-project.qt.mediaservicesupporteddevices/5.0"
Q_DECLARE_INTERFACE(QMediaServiceSupportedDevicesInterface, QMediaServiceSupportedDevicesInterface_iid)



struct Q_MULTIMEDIA_EXPORT QMediaServiceFeaturesInterface
{
    virtual ~QMediaServiceFeaturesInterface() {}
    virtual QMediaServiceProviderHint::Features supportedFeatures(const QByteArray &service) const = 0;
};


#define QMediaServiceFeaturesInterface_iid \
    "org.qt-project.qt.mediaservicefeatures/5.0"
Q_DECLARE_INTERFACE(QMediaServiceFeaturesInterface, QMediaServiceFeaturesInterface_iid)


class Q_MULTIMEDIA_EXPORT QMediaServiceProviderPlugin : public QObject, public QMediaServiceProviderFactoryInterface
{
    Q_OBJECT
    Q_INTERFACES(QMediaServiceProviderFactoryInterface)

public:
    virtual QMediaService* create(const QString& key) = 0;
    virtual void release(QMediaService *service) = 0;
};

/*!
    Service with support for media playback
    Required Controls: QMediaPlayerControl
    Optional Controls: QMediaPlaylistControl, QAudioDeviceControl
    Video Output Controls (used by QWideoWidget and QGraphicsVideoItem):
                        Required: QVideoOutputControl
                        Optional: QVideoWindowControl, QVideoRendererControl, QVideoWidgetControl
*/
#define Q_MEDIASERVICE_MEDIAPLAYER "org.qt-project.qt.mediaplayer"

/*!
   Service with support for recording from audio sources
   Required Controls: QAudioDeviceControl
   Recording Controls (QMediaRecorder):
                        Required: QMediaRecorderControl
                        Recommended: QAudioEncoderControl
                        Optional: QMediaContainerControl
*/
#define Q_MEDIASERVICE_AUDIOSOURCE "org.qt-project.qt.audiosource"

/*!
    Service with support for camera use.
    Required Controls: QCameraControl
    Optional Controls: QCameraExposureControl, QCameraFocusControl, QCameraImageProcessingControl
    Still Capture Controls: QCameraImageCaptureControl
    Video Capture Controls (QMediaRecorder):
                        Required: QMediaRecorderControl
                        Recommended: QAudioEncoderControl, QVideoEncoderControl, QMediaContainerControl
    Viewfinder Video Output Controls (used by QCameraViewfinder and QGraphicsVideoItem):
                        Required: QVideoOutputControl
                        Optional: QVideoWindowControl, QVideoRendererControl, QVideoWidgetControl
*/
#define Q_MEDIASERVICE_CAMERA "org.qt-project.qt.camera"

/*!
    Service with support for radio tuning.
    Required Controls: QRadioTunerControl
    Recording Controls (Optional, used by QMediaRecorder):
                        Required: QMediaRecorderControl
                        Recommended: QAudioEncoderControl
                        Optional: QMediaContainerControl
*/
#define Q_MEDIASERVICE_RADIO "org.qt-project.qt.radio"

/*!
    Service with support for decoding audio.
    Required Controls: QAudioDecoderControl
    Optional: that streams control
*/
#define Q_MEDIASERVICE_AUDIODECODER "org.qt-project.qt.audiodecode"



QT_END_NAMESPACE

QT_END_HEADER



#endif  // QMEDIASERVICEPROVIDERPLUGIN_H