doc/sdk/_pv_chunk_data_8h_source.html

// *****************************************************************************

//

//     Copyright (c) 2017, Pleora Technologies Inc., All rights reserved.

//

// *****************************************************************************


#ifndef __PVCHUNKDATA_H__

#define __PVCHUNKDATA_H__


#include <PvBufferLib.h>

#include <PvPixelType.h>


class PV_BUFFER_API IPvChunkData

{

public:


    virtual ~IPvChunkData() {}


    virtual void ResetChunks() = 0;


    virtual PvResult AddChunk( uint32_t aID, const uint8_t *aData, uint32_t aLength ) = 0;


    virtual void SetChunkLayoutID( uint32_t aChunkLayoutID ) = 0;


    virtual bool HasChunks() const = 0;


    virtual uint32_t GetChunkCount() = 0;


    virtual PvResult GetChunkIDByIndex( uint32_t aIndex, uint32_t &aID ) = 0;


    virtual uint32_t GetChunkSizeByIndex( uint32_t aIndex ) = 0;


    virtual uint32_t GetChunkSizeByID( uint32_t aID ) = 0;


    virtual const uint8_t *GetChunkRawDataByIndex( uint32_t aIndex ) = 0;


    virtual const uint8_t *GetChunkRawDataByID( uint32_t aID ) = 0;


    virtual uint32_t GetChunkLayoutID() = 0;


    virtual uint32_t GetChunkDataSize() const = 0;


    virtual uint32_t GetChunkDataCapacity() const = 0;


};


class PV_BUFFER_API PvChunkData

    : public IPvChunkData

{

public:


    virtual ~PvChunkData() {}


    virtual uint64_t GetChunkDataPayloadLength() const = 0;


    virtual PvResult Alloc( uint32_t aMaximumChunkLength ) = 0;


    virtual void Free() = 0;


    virtual PvResult Attach( void * aRawBuffer, uint32_t aMaximumChunkLength ) = 0;


    virtual uint8_t *Detach() = 0;


};


#endif