L_JP2_FREE_BOX

typedef struct _tagL_JP2_FREE_BOX 
{ 
   L_UINT32 uStructSize; 
   L_UINT8 * pData; 
   L_SIZE_T uDataSize; 
}L_JP2_FREE_BOX,   *pL_JP2_FREE_BOX; 

The L_JP2_FREE_BOX structure provides information for a Free box.

Member

Description

uStructSize

Size of this structure, in bytes. Use the sizeof operator to calculate this value.

pData

Free box data.

uDataSize

The size of Free box data.

Comments

The Free box specifies a section of the file that is being currently used and may be overwritten when editing the file. This box is defined in JPX and above file formats. A JPEG 2000 file may contain zero or more Free boxes.

The L_JP2_FREE_BOX structure is used in the following functions:

L_Jp2ReadBox

L_Jp2AppendBoxes

L_Jp2ReadBoxMemory

L_Jp2AppendBoxesMemory

L_Jp2FreeBoxes

L_Jp2SetBoxes

L_Jp2GetBoxes

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