LEADTOOLS Raster Imaging C DLL Help > Quick Reference > Data Types > JPEG 2000 file format structures > L_JP2_COMPOSITION_BOX |
typedef struct _tagL_JP2_COMPOSITION_BOX
{
L_UINT32 uStructSize;
L_JP2_COMPOPTIONS_BOX Options;
L_JP2_INSTSET_BOXES Instructions;
}L_JP2_COMPOSITION_BOX, *pL_JP2_COMPOSITION_BOX;
The L_JP2_COMPOSITION_BOX structure provides information for Composition box.
Member |
Description |
uStructSize |
Size of this structure, in bytes. Use the sizeof operator to calculate this value. |
Options |
Composition Options box. This box specifies the parameters that apply to the composition or animation as whole. |
Instructions |
Instruction Set boxes. These boxes contain a set of instructions for how to combine multiple composition layers in a file. |
Comments
The Composition box specifies how individual composition layers are combined to create the rendered result. This box is defined in JPX and above file formats. A JPEG 2000 file may contain zero or one Composition box.
The L_JP2_COMPOSITION_BOX structure is used in the following functions: