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#ifndef QGSTREAMERAUDIOENCODE_H
#define QGSTREAMERAUDIOENCODE_H

#include <qaudioencodersettingscontrol.h>

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

#include <gst/gst.h>

#include <qaudioformat.h>

QT_BEGIN_NAMESPACE

class QGstreamerCaptureSession;

class QGstreamerAudioEncode : public QAudioEncoderSettingsControl
{
    Q_OBJECT
public:
    QGstreamerAudioEncode(QObject *parent);
    virtual ~QGstreamerAudioEncode();

    QStringList supportedAudioCodecs() const;
    QString codecDescription(const QString &codecName) const;

    QStringList supportedEncodingOptions(const QString &codec) const;
    QVariant encodingOption(const QString &codec, const QString &name) const;
    void setEncodingOption(const QString &codec, const QString &name, const QVariant &value);

    QList<int> supportedSampleRates(const QAudioEncoderSettings &settings = QAudioEncoderSettings(),
                                    bool *isContinuous = 0) const;
    QList<int> supportedChannelCounts(const QAudioEncoderSettings &settings = QAudioEncoderSettings()) const;
    QList<int> supportedSampleSizes(const QAudioEncoderSettings &settings = QAudioEncoderSettings()) const;

    QAudioEncoderSettings audioSettings() const;
    void setAudioSettings(const QAudioEncoderSettings&);

    GstElement *createEncoder();

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

private:
    QStringList m_codecs;
    QMap<QString,QByteArray> m_elementNames;
    QMap<QString,QString> m_codecDescriptions;
    QMap<QString,QStringList> m_codecOptions;

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

    QMap<QString, QSet<QString> > m_streamTypes;

    QAudioEncoderSettings m_audioSettings;
};

QT_END_NAMESPACE

#endif