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    41 

    42 #ifndef QGSTREAMERVIDEOENCODE_H

    43 #define QGSTREAMERVIDEOENCODE_H

    44 

    45 #include <qvideoencodercontrol.h>

    46 class QGstreamerCaptureSession;

    47 

    48 #include <QtCore/qstringlist.h>

    49 #include <QtCore/qmap.h>

    50 #include <QtCore/qset.h>

    51 

    52 #include <gst/gst.h>

    53 

    54 QT_USE_NAMESPACE

    55 

    56 class QGstreamerVideoEncode : public QVideoEncoderControl

    57 {

    58     Q_OBJECT

    59 public:

    60     QGstreamerVideoEncode(QGstreamerCaptureSession *session);

    61     virtual ~QGstreamerVideoEncode();

    62 

    63     QList<QSize> supportedResolutions(const QVideoEncoderSettings &settings = QVideoEncoderSettings(),

    64                                       bool *continuous = 0) const;

    65 

    66     QList< qreal > supportedFrameRates(const QVideoEncoderSettings &settings = QVideoEncoderSettings(),

    67                                        bool *continuous = 0) const;

    68 

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

    70 

    71     QStringList supportedVideoCodecs() const;

    72     QString videoCodecDescription(const QString &codecName) const;

    73 

    74     QVideoEncoderSettings videoSettings() const;

    75     void setVideoSettings(const QVideoEncoderSettings &settings);

    76 

    77     QStringList supportedEncodingOptions(const QString &codec) const;

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

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

    80 

    81     GstElement *createEncoder();

    82 

    83     QSet<QString> supportedStreamTypes(const QString &codecName) const;

    84 

    85 private:

    86     QGstreamerCaptureSession *m_session;

    87 

    88     QStringList m_codecs;

    89     QMap<QString,QString> m_codecDescriptions;

    90     QMap<QString,QByteArray> m_elementNames;

    91     QMap<QString,QStringList> m_codecOptions;

    92 

    93     QVideoEncoderSettings m_videoSettings;

    94     QMap<QString, QMap<QString, QVariant> > m_options;

    95     QMap<QString, QSet<QString> > m_streamTypes;

    96 };

    97 

    98 #endif