jpwl_epb_ms Struct Reference
[JPWL - JPEG-2000 Part11 (JPWL) codestream manager]

EPB (Error Protection Block) Marker segment. More...

#include <jpwl.h>

Data Fields
Private fields set by epb_create
bool	latest
	is the latest in header?
bool	packed
	is it in packed mode?
int	tileno
	TH where this marker has been placed (-1 means MH).
unsigned char	index
	index in current header (0-63)
int	hprot
	error protection method [-1=absent 0=none 1=predefined 16=CRC-16 32=CRC-32 37-128=RS]
int	k_pre
	message word length of pre-data
int	n_pre
	code word length of pre-data
int	pre_len
	length of pre-data
int	k_post
	message word length of post-data
int	n_post
	code word length of post-data
int	post_len
	length of post-data
Marker segment fields
unsigned short int	Lepb
	two bytes for the length of EPB MS, exluding the marker itself (11 to 65535 bytes)
unsigned char	Depb
	single byte for the style
unsigned long int	LDPepb
	four bytes, from 0 to 2^31-1
unsigned long int	Pepb
	four bytes, next error management method
unsigned char *	data
	EPB data, variable size.

---

Detailed Description

EPB (Error Protection Block) Marker segment.

---

Field Documentation

unsigned char* jpwl_epb_ms::data

EPB data, variable size.

unsigned char jpwl_epb_ms::Depb

single byte for the style

Referenced by jpwl_epb_create(), jpwl_epb_write(), and jpwl_prepare_marks().

int jpwl_epb_ms::hprot

error protection method [-1=absent 0=none 1=predefined 16=CRC-16 32=CRC-32 37-128=RS]

Referenced by jpwl_epb_create(), and jpwl_epb_fill().

unsigned char jpwl_epb_ms::index

index in current header (0-63)

int jpwl_epb_ms::k_post

message word length of post-data

Referenced by jpwl_epb_create(), and jpwl_epb_fill().

int jpwl_epb_ms::k_pre

message word length of pre-data

Referenced by jpwl_epb_create(), and jpwl_epb_fill().

bool jpwl_epb_ms::latest

is the latest in header?

unsigned long int jpwl_epb_ms::LDPepb

four bytes, from 0 to 2^31-1

Referenced by jpwl_epb_create(), and jpwl_epb_write().

unsigned short int jpwl_epb_ms::Lepb

two bytes for the length of EPB MS, exluding the marker itself (11 to 65535 bytes)

Referenced by jpwl_epb_create(), jpwl_epb_fill(), jpwl_epb_write(), jpwl_epbs_add(), and jpwl_prepare_marks().

int jpwl_epb_ms::n_post

code word length of post-data

Referenced by jpwl_epb_create(), and jpwl_epb_fill().

int jpwl_epb_ms::n_pre

code word length of pre-data

Referenced by jpwl_epb_create(), and jpwl_epb_fill().

bool jpwl_epb_ms::packed

is it in packed mode?

unsigned long int jpwl_epb_ms::Pepb

four bytes, next error management method

Referenced by jpwl_epb_create(), and jpwl_epb_write().

int jpwl_epb_ms::post_len

length of post-data

Referenced by jpwl_epb_create(), and jpwl_epb_fill().

int jpwl_epb_ms::pre_len

length of pre-data

Referenced by jpwl_epb_create(), and jpwl_epb_fill().

int jpwl_epb_ms::tileno

TH where this marker has been placed (-1 means MH).

Referenced by jpwl_epb_create().

---

The documentation for this struct was generated from the following file:

• jpwl.h