ntv2dolbycapture.h

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/* SPDX-License-Identifier: MIT */
#ifndef _NTV2DOLBYCAPTURE_H
#define _NTV2DOLBYCAPTURE_H
 
#include "ntv2democommon.h"
#include "ajabase/system/thread.h"
 
 
typedef struct DolbyCaptureConfig : CaptureConfig
{
    public:
        std::string fAudioDataFilePath; 
        std::string fDolbyDataFilePath; 
        bool        fDoAudioFilter;     
        bool        fDoFrameStats;      
 
        inline explicit DolbyCaptureConfig (const std::string & inDeviceSpec = "0")
            :   CaptureConfig(inDeviceSpec),
                fDoAudioFilter  (false),
                fDoFrameStats   (false)
        {
        }
        AJALabelValuePairs  Get (const bool inCompact = false) const;
} DolbyCaptureConfig;
 
std::ostream &  operator << (std::ostream & ioStrm, const DolbyCaptureConfig & inObj);
 
 
class NTV2DolbyCapture
{
    //  Public Instance Methods
    public:
        NTV2DolbyCapture (const DolbyCaptureConfig & inConfig);
 
        virtual                     ~NTV2DolbyCapture ();
 
        virtual AJAStatus           Init (void);
 
        virtual AJAStatus           Run (void);
 
        virtual void                Quit (void);
 
        virtual void                GetACStatus (ULWord & outGoodFrames, ULWord & outDroppedFrames, ULWord & outBufferLevel);
 
 
    //  Protected Instance Methods
    protected:
        virtual AJAStatus       SetupVideo (void);
 
        virtual AJAStatus       SetupAudio (void);
 
        virtual bool            RouteInputSignal (void);
 
        virtual void            SetupHostBuffers (void);
 
        virtual void            StartProducerThread (void);
 
        virtual void            CaptureFrames (void);
 
        virtual void            StartConsumerThread (void);
 
        virtual void            ConsumeFrames (void);
 
        virtual uint32_t        RecoverAudio (const NTV2Buffer & inAncBuffer, const uint32_t inAncSize, NTV2Buffer & outAudioBuffer);
 
        virtual uint32_t        RecoverDolby (const NTV2Buffer & inAudioBuffer, const uint32_t inAudioSize, NTV2Buffer & outDolbyBuffer);
 
    //  Protected Class Methods
    protected:
        static void ConsumerThreadStatic (AJAThread * pThread, void * pContext);
 
        static void ProducerThreadStatic (AJAThread * pThread, void * pContext);
 
 
    //  Private Member Data
    private:
        AJAThread           mConsumerThread;    
        AJAThread           mProducerThread;    
        CNTV2Card           mDevice;            
        NTV2DeviceID        mDeviceID;          
        DolbyCaptureConfig  mConfig;            
        NTV2VideoFormat     mVideoFormat;       
        NTV2FormatDesc      mFormatDesc;        
        NTV2TaskMode        mSavedTaskMode;     
        NTV2AudioSystem     mAudioSystem;       
        NTV2FrameDataArray  mHostBuffers;       
        FrameDataRingBuffer mAVCircularBuffer;  
        bool                mGlobalQuit;        
        uint32_t            mDolbyState;        
        uint32_t            mDolbyLength;       
 
};  //  NTV2DolbyCapture
 
#endif  //  _NTV2CAPTURE_H