SDK-eBUS/Ubuntu-LTS/eBUS_SDK_JAI_Ubuntu-24.04-x86_64-7.0.1-7536.zip

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

//

//     Copyright (c) 2010, Pleora Technologies Inc., All rights reserved.

//

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


#ifndef __PVH264ACCESSUNIT_H__

#define __PVH264ACCESSUNIT_H__


#include <PvBufferLib.h>

#include <PvPixelType.h>


namespace PvBufferLib

{

    class H264AccessUnit;

    class Buffer;

}


class PV_BUFFER_API IPvH264AccessUnit

{

public:


    virtual ~IPvH264AccessUnit() {}


    virtual uint32_t GetSize() const = 0;


    virtual uint32_t GetNALDataSize() const = 0;


    virtual const uint8_t *GetNALDataPtr() const = 0;


    virtual uint32_t GetNALCount() const = 0;


    virtual PvResult GetNALPtr( uint32_t aIndex, const uint8_t **aPtr, uint32_t &aLength ) const = 0;


    virtual uint64_t GetDuration() const = 0;


    virtual bool HasSPS() const = 0;


    virtual uint32_t GetWidth() const = 0;


    virtual uint32_t GetHeight() const = 0;


    virtual uint32_t GetOffsetTop() const = 0;


    virtual uint32_t GetOffsetLeft() const = 0;


    virtual uint32_t GetOffsetBottom() const = 0;


    virtual uint32_t GetOffsetRight() const = 0;


    virtual PvResult Alloc( uint64_t aPayloadLength, uint32_t aMaximumChunkLength = 0 ) = 0;


    virtual void Free() = 0;


    virtual void Reset() = 0;


    virtual PvResult AddNAL( const uint8_t *aPtr, uint32_t aLength ) = 0;


    virtual PvResult CopyNALData( const uint8_t *aPtr, uint32_t aLength, uint32_t aWidth, uint32_t aHeight ) = 0;

};


#endif

PvPixelType.h

IPvH264AccessUnit
Generic, read-only H264 access unit interface.
Definition PvH264AccessUnit.h:32

IPvH264AccessUnit::HasSPS
virtual bool HasSPS() const =0
Indicates if this access unit has SPS NALs.

IPvH264AccessUnit::GetOffsetBottom
virtual uint32_t GetOffsetBottom() const =0
Bottom offset of the image represented by this access unit.

IPvH264AccessUnit::Free
virtual void Free()=0
Frees (de-allocates) the buffer's internal memory.

IPvH264AccessUnit::GetNALCount
virtual uint32_t GetNALCount() const =0
Returns how many NALs are currently stored in the access unit.

IPvH264AccessUnit::GetDuration
virtual uint64_t GetDuration() const =0
Returns the duration of this access unit in 100ns units.

IPvH264AccessUnit::Reset
virtual void Reset()=0
Resets the access unit.

IPvH264AccessUnit::GetHeight
virtual uint32_t GetHeight() const =0
Height of the image represented by this access unit.

IPvH264AccessUnit::GetNALDataPtr
virtual const uint8_t * GetNALDataPtr() const =0
Returns a pointer to the raw NAL data buffer.

IPvH264AccessUnit::Alloc
virtual PvResult Alloc(uint64_t aPayloadLength, uint32_t aMaximumChunkLength=0)=0
Allocates memory for this access unit.

IPvH264AccessUnit::GetWidth
virtual uint32_t GetWidth() const =0
Width of the image represented by this access unit.

IPvH264AccessUnit::AddNAL
virtual PvResult AddNAL(const uint8_t *aPtr, uint32_t aLength)=0
Copies a NAL to this access unit.

IPvH264AccessUnit::GetSize
virtual uint32_t GetSize() const =0
Returns the total buffer size, including chunk and/or unused space.

IPvH264AccessUnit::CopyNALData
virtual PvResult CopyNALData(const uint8_t *aPtr, uint32_t aLength, uint32_t aWidth, uint32_t aHeight)=0
Copies NAL data to the buffer.

IPvH264AccessUnit::GetNALDataSize
virtual uint32_t GetNALDataSize() const =0
Returns the total raw NAL data size.

IPvH264AccessUnit::GetOffsetLeft
virtual uint32_t GetOffsetLeft() const =0
Left offset of the image represented by this access unit.

IPvH264AccessUnit::GetOffsetTop
virtual uint32_t GetOffsetTop() const =0
Top offset of the image represented by this access unit.

IPvH264AccessUnit::GetNALPtr
virtual PvResult GetNALPtr(uint32_t aIndex, const uint8_t **aPtr, uint32_t &aLength) const =0
Returns a pointer to a NAL stored in this access unit.

IPvH264AccessUnit::GetOffsetRight
virtual uint32_t GetOffsetRight() const =0
Right offset of the image represented by this access unit.

PvResult
Result information.
Definition PvResult.h:30