Quick Reference > Data Types > JPEG 2000 file format structures > L_JP2_COMPOPTIONS_BOX

L_JP2_COMPOPTIONS_BOX

typedef struct _tagL_JP2_COMPOPTIONS_BOX 
{ 
   L_UINT32 uStructSize; 
   L_UINT32 uHeight; 
   L_UINT32 uWidth; 
   L_UINT8  uLoop; 
}L_JP2_COMPOPTIONS_BOX,   *pL_JP2_COMPOPTIONS_BOX;

The L_JP2_COMPOPTIONS_BOX structure provides information for the Composition Options box.

Member	Description
uStructSize	Size of this structure, in bytes. Use the sizeof operator to calculate this value.
uHeight	Rendered result height.
uWidth	Rendered result width.
uLoop	Looping count. This field specifies the number of times to fully execute the display instructions. A value of 255 indicates that the reader should repeat the entire set of instructions indefinitely.

Comments

The Composition Options box specifies parameters that apply to the composition or animation as a whole. This box is defined in JPX and above file formats. The Options box [L_JP2_COMPOPTIONS_BOX] must be contained within the Composition [ L_JP2_COMPOSITION_BOX]box.