thumbnail.h

#ifndef THUMBNAIL_H
#define THUMBNAIL_H

#include <QVector>

enum modes { thumb1, thumb2, thumb3, thumb4, thumb6, thumb9, thumb12, cutEnds };

class Thumbnail
{
public:
    explicit Thumbnail(const int &mode = thumb4) { m_mode = mode; }

private:
    int m_mode = thumb4;
    QStringList m_modeNames = { QStringLiteral("1x1"), QStringLiteral("2x1"), QStringLiteral("3x1"), QStringLiteral("2x2"),
                                QStringLiteral("3x2"), QStringLiteral("3x3"), QStringLiteral("4x3"), QStringLiteral("CutEnds") };
    QVector< QVector<int> > m_layout = { {1,1}, {2,1}, {3,1}, {2,2}, {3,2}, {3,3}, {4,3} , {2,1} };    //{cols,rows}

    QVector< QVector<int> > m_capturePos = { { 48 },          //percent (of duration)
                                             { 32, 64 },
                                             { 24, 48, 72 },
                                             { 16, 40,    56, 80 },
                                             { 16, 32, 48,    64, 72, 88 },
                                             {  8, 16, 32,    40, 48, 56,     72, 80, 88 },
                                             {  8, 16, 24, 32,    40, 48, 56, 64,     72, 80, 88, 96 },
                                             {  8, 96 } };
public:
    int countModes() { return m_modeNames.count(); }
    QString modeName(const int mode) { return m_modeNames[mode]; }
    int cols() { return m_layout[m_mode][0]; }
    int rows() { return m_layout[m_mode][1]; }
    QVector<int> percentages() { return m_capturePos[m_mode]; }
};

#endif // THUMBNAIL_H