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    41 

    42 #ifndef QVIDEOENCODERCONTROL_H

    43 #define QVIDEOENCODERCONTROL_H

    44 

    45 #include "qmediacontrol.h"

    46 #include "qmediarecorder.h"

    47 

    48 #include <QtCore/qpair.h>

    49 #include <QtCore/qsize.h>

    50 

    51 QT_BEGIN_NAMESPACE

    52 class QByteArray;

    53 class QStringList;

    54 QT_END_NAMESPACE

    55 

    56 QT_BEGIN_NAMESPACE

    57 

    58 class Q_MULTIMEDIA_EXPORT QVideoEncoderControl : public QMediaControl

    59 {

    60     Q_OBJECT

    61 

    62 public:

    63     virtual ~QVideoEncoderControl();

    64 

    65     virtual QList<QSize> supportedResolutions(const QVideoEncoderSettings &settings,

    66                                               bool *continuous = 0) const = 0;

    67 

    68     virtual QList<qreal> supportedFrameRates(const QVideoEncoderSettings &settings,

    69                                              bool *continuous = 0) const = 0;

    70 

    71     virtual QStringList supportedVideoCodecs() const = 0;

    72     virtual QString videoCodecDescription(const QString &codecName) const = 0;

    73 

    74     virtual QVideoEncoderSettings videoSettings() const = 0;

    75     virtual void setVideoSettings(const QVideoEncoderSettings &settings) = 0;

    76 

    77     virtual QStringList supportedEncodingOptions(const QString &codec) const = 0;

    78     virtual QVariant encodingOption(const QString &codec, const QString &name) const = 0;

    79     virtual void setEncodingOption(const QString &codec, const QString &name, const QVariant &value) = 0;

    80 

    81 protected:

    82     QVideoEncoderControl(QObject *parent = 0);

    83 };

    84 

    85 #define QVideoEncoderControl_iid "com.nokia.Qt.QVideoEncoderControl/1.0"

    86 Q_MEDIA_DECLARE_CONTROL(QVideoEncoderControl, QVideoEncoderControl_iid)

    87 

    88 QT_END_NAMESPACE

    89 

    90 #endif