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#include "qgstreamercapturemetadatacontrol.h"

#include <gst/gst.h>

#include <gst/gstversion.h>

struct QGstreamerMetaDataKeyLookup

{

    const char *token;

};

static const QGstreamerMetaDataKeyLookup qt_gstreamerMetaDataKeys[] =

{

    // Media

    // Audio

    // Music

#if (GST_VERSION_MAJOR >= 0) && (GST_VERSION_MINOR >= 10) && (GST_VERSION_MICRO >= 19)

#endif

    // Image/Video

    // Video

    // Movie

    // Photos

};

QGstreamerCaptureMetaDataControl::QGstreamerCaptureMetaDataControl(QObject *parent)

{

}

{

    static const int count = sizeof(qt_gstreamerMetaDataKeys) / sizeof(QGstreamerMetaDataKeyLookup);

    for (int i = 0; i < count; ++i) {

        if (qt_gstreamerMetaDataKeys[i].key == key) {

            const char *name = qt_gstreamerMetaDataKeys[i].token;

            return m_values.value(QByteArray::fromRawData(name, qstrlen(name)));

        }

    }

    return QVariant();

}

{

    static const int count = sizeof(qt_gstreamerMetaDataKeys) / sizeof(QGstreamerMetaDataKeyLookup);

    for (int i = 0; i < count; ++i) {

        if (qt_gstreamerMetaDataKeys[i].key == key) {

            const char *name = qt_gstreamerMetaDataKeys[i].token;

            m_values.insert(QByteArray::fromRawData(name, qstrlen(name)), value);

            emit metaDataChanged(m_values);

            return;

        }

    }

}

{

    if (keysMap.isEmpty()) {

        const int count = sizeof(qt_gstreamerMetaDataKeys) / sizeof(QGstreamerMetaDataKeyLookup);

        for (int i = 0; i < count; ++i) {

            keysMap[QByteArray(qt_gstreamerMetaDataKeys[i].token)] = qt_gstreamerMetaDataKeys[i].key;

        }

    }

    foreach (const QByteArray &key, m_values.keys()) {

        if (tag != -1)

            res.append(tag);

    }

    return res;

}

QVariant QGstreamerCaptureMetaDataControl::extendedMetaData(QString const &name) const

{

    return m_values.value(name.toLatin1());

}

void QGstreamerCaptureMetaDataControl::setExtendedMetaData(QString const &name, QVariant const &value)

{

    m_values.insert(name.toLatin1(), value);

    emit metaDataChanged(m_values);

}

QStringList QGstreamerCaptureMetaDataControl::availableExtendedMetaData() const

{

    QStringList res;

    foreach (const QByteArray &key, m_values.keys())

        res.append(QString(key));

    return res;

}