commbreakmap.h

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#ifndef BREAKMAP_H
#define BREAKMAP_H
 
#include <cstdint>
 
// Qt headers
#include <QtGlobal>
#include <QRecursiveMutex>
#include <QMap>
#include <QCoreApplication>
 
// MythTV headers
#include "libmythbase/mythchrono.h"
#include "libmythbase/programtypes.h"
#include "libmythtv/tv.h"
#include "libmythtv/playercontext.h"
 
class CommBreakMap
{
    Q_DECLARE_TR_FUNCTIONS(CommBreakMap)
 
  public:
    CommBreakMap(void);
 
    bool HasMap(void) const { return m_hascommbreaktable; }
 
    CommSkipMode GetAutoCommercialSkip(void) const;
    void SetAutoCommercialSkip(CommSkipMode autoskip, uint64_t framesPlayed);
 
    int  GetSkipCommercials(void) const { return m_skipcommercials; }
    void SkipCommercials(int direction);
 
    void ResetLastSkip(void);
    void SetTracker(uint64_t framesPlayed);
    void GetMap(frm_dir_map_t &map) const;
    void SetMap(const frm_dir_map_t &newMap, uint64_t framesPlayed);
    void LoadMap(PlayerContext *player_ctx, uint64_t framesPlayed);
 
    bool IsInCommBreak(uint64_t frameNumber) const;
    bool AutoCommercialSkip(uint64_t &jumpToFrame, uint64_t framesPlayed,
                            double video_frame_rate, uint64_t totalFrames,
                            QString &comm_msg);
    bool DoSkipCommercials(uint64_t &jumpToFrame, uint64_t framesPlayed,
                           double video_frame_rate, uint64_t totalFrames,
                           QString &comm_msg);
 
  private:
    void MergeShortCommercials(double video_frame_rate);
 
    mutable QRecursiveMutex m_commBreakMapLock;
    int                     m_skipcommercials       {0};
    CommSkipMode            m_autocommercialskip    {kCommSkipOff};
    std::chrono::seconds    m_commrewindamount      {0s};
    std::chrono::seconds    m_commnotifyamount      {0s};
    int                     m_lastCommSkipDirection {0};
    SystemTime              m_lastCommSkipTime;
    static constexpr std::chrono::seconds kSkipBackWindow {5s};
    uint64_t                m_lastCommSkipStart     {0};
    SystemTime              m_lastSkipTime;
    static constexpr std::chrono::seconds kAutoSkipDeadZone {3s};
    bool                    m_hascommbreaktable     {false};
    QDateTime               m_lastIgnoredManualSkip;
    std::chrono::seconds    m_maxskip               {1h};
    std::chrono::seconds    m_maxShortMerge         {0s};
    frm_dir_map_t           m_commBreakMap;
    frm_dir_map_t::Iterator m_commBreakIter;
};
 
#endif // BREAKMAP_H