ntv2caption608dataqueue.h

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#ifndef __NTV2_CEA608_DATAQUEUE_
#define __NTV2_CEA608_DATAQUEUE_
 
#include "ntv2caption608types.h"
#include "ntv2captionlogging.h"
#ifdef MSWindows
    #include "windows.h"
    #include "stdio.h"
#endif
#include <deque>
 
 
typedef struct QueueData608
{
    bool    fGotData;   
    UByte   fChar1;     
    UByte   fChar2;     
 
} QueueData608;
 
 
class AJAExport CNTV2Caption608DataQueue : public CNTV2CaptionLogConfig
{
    //  INSTANCE METHODS
    public:
                        CNTV2Caption608DataQueue (const NTV2Line21Field inFieldOfInterest = NTV2_CC608_Field_Invalid);
        virtual         ~CNTV2Caption608DataQueue ();
 
        virtual void    Flush (void);
        virtual void    SetField (const NTV2Line21Field inField)    {mFieldOfInterest = IsValidLine21Field (inField) ? inField : NTV2_CC608_Field_Invalid;}
 
        virtual bool    Push608Data (const UByte char1, const UByte char2, const bool bGotData);
        virtual bool    Pop608Data (UByte & outChar1, UByte & outChar2, bool & outGotData);
        virtual bool    IsEmpty (void) const;
 
        virtual size_t  GetCurrentDepth (void) const;
        virtual size_t  GetMaximumDepth (void) const;
        virtual size_t  GetEnqueueTally (void) const;
        virtual size_t  GetDequeueTally (void) const;
 
 
    //  Instance Data
    private:
        std::deque <QueueData608>   mDataQueue;             
        mutable void *              mpQueueLock;            
        NTV2Line21Field             mFieldOfInterest;       
 
        //  Stats
        size_t                      mEnqueueTally;          
        size_t                      mDequeueTally;          
        size_t                      mHighestQueueDepth;     
 
};  //  CNTV2Caption608DataQueue
 
#endif  // __NTV2_CEA608_DATAQUEUE_