opj_tcp Struct Reference

Tile coding parameters : this structure is used to store coding/decoding parameters common to all tiles (information like COD, COC in main header). More...

#include <j2k.h>

Data Fields
int	first
	1 : first part-tile of a tile
int	csty
	coding style
OPJ_PROG_ORDER	prg
	progression order
int	numlayers
	number of layers
int	mct
	multi-component transform identifier
float	rates [100]
	rates of layers
int	numpocs
	number of progression order changes
int	POC
	indicates if a POC marker has been used O:NO, 1:YES
opj_poc_t	pocs [32]
	progression order changes
unsigned char *	ppt_data
	packet header store there for futur use in t2_decode_packet
unsigned char *	ppt_data_first
	pointer remaining on the first byte of the first header if ppt is used
int	ppt
	If ppt == 1 --> there was a PPT marker for the present tile.
int	ppt_store
	used in case of multiple marker PPT (number of info already stored)
int	ppt_len
	ppmbug1
float	distoratio [100]
	add fixed_quality
opj_tccp_t *	tccps
	tile-component coding parameters

Detailed Description

Tile coding parameters : this structure is used to store coding/decoding parameters common to all tiles (information like COD, COC in main header).

Field Documentation

csty

int opj_tcp::csty

coding style

Referenced by j2k_read_cod(), j2k_setup_encoder(), j2k_write_cod(), t2_decode_packet(), and t2_encode_packet().

distoratio

float opj_tcp::distoratio[100]

add fixed_quality

Referenced by j2k_setup_encoder(), and tcd_rateallocate().

first

int opj_tcp::first

1 : first part-tile of a tile

Referenced by j2k_read_siz(), and j2k_read_sot().

mct

int opj_tcp::mct

multi-component transform identifier

Referenced by j2k_read_cod(), j2k_setup_encoder(), j2k_write_cod(), t1_encode_cblks(), tcd_decode_tile(), and tcd_encode_tile().

numlayers

int opj_tcp::numlayers

number of layers

Referenced by j2k_read_cod(), j2k_setup_encoder(), j2k_write_cod(), j2k_write_poc(), j2k_write_sod(), pi_create_decode(), pi_initialise_encode(), tcd_encode_tile(), tcd_init_encode(), tcd_makelayer_fixed(), tcd_malloc_encode(), tcd_rateallocate(), and tcd_rateallocate_fixed().

numpocs

int opj_tcp::numpocs

number of progression order changes

Referenced by j2k_calculate_tp(), j2k_encode(), j2k_read_poc(), j2k_read_siz(), j2k_setup_encoder(), j2k_write_poc(), pi_create_decode(), pi_destroy(), pi_initialise_encode(), and t2_decode_packets().

POC

int opj_tcp::POC

indicates if a POC marker has been used O:NO, 1:YES

Referenced by j2k_read_poc(), j2k_read_siz(), j2k_setup_encoder(), pi_create_decode(), pi_initialise_encode(), and t2_encode_packets().

pocs

opj_poc_t opj_tcp::pocs[32]

progression order changes

Referenced by j2k_get_num_tp(), j2k_read_poc(), j2k_setup_encoder(), j2k_write_poc(), pi_create_decode(), pi_create_encode(), and pi_initialise_encode().

ppt

int opj_tcp::ppt

If ppt == 1 --> there was a PPT marker for the present tile.

Referenced by j2k_read_ppt(), j2k_read_sot(), and t2_decode_packet().

ppt_data

unsigned char* opj_tcp::ppt_data

packet header store there for futur use in t2_decode_packet

Referenced by j2k_read_ppt(), j2k_read_sot(), and t2_decode_packet().

ppt_data_first

unsigned char* opj_tcp::ppt_data_first

pointer remaining on the first byte of the first header if ppt is used

Referenced by j2k_destroy_decompress(), j2k_read_ppt(), and j2k_read_sot().

ppt_len

int opj_tcp::ppt_len

ppmbug1

Referenced by j2k_read_ppt(), and t2_decode_packet().

ppt_store

int opj_tcp::ppt_store

used in case of multiple marker PPT (number of info already stored)

Referenced by j2k_read_ppt().

prg

OPJ_PROG_ORDER opj_tcp::prg

progression order

Referenced by j2k_get_num_tp(), j2k_read_cod(), j2k_setup_encoder(), j2k_write_cod(), pi_create_decode(), and pi_initialise_encode().

rates

float opj_tcp::rates[100]

rates of layers

Referenced by j2k_setup_encoder(), j2k_write_sod(), tcd_init_encode(), tcd_malloc_encode(), and tcd_rateallocate().

tccps

opj_tccp_t* opj_tcp::tccps

tile-component coding parameters

Referenced by j2k_destroy_compress(), j2k_destroy_decompress(), j2k_encode(), j2k_read_coc(), j2k_read_cod(), j2k_read_cox(), j2k_read_qcx(), j2k_read_rgn(), j2k_read_siz(), j2k_read_sot(), j2k_setup_encoder(), j2k_write_coc(), j2k_write_cox(), j2k_write_poc(), j2k_write_qcx(), j2k_write_rgn(), pi_create_decode(), pi_initialise_encode(), t1_encode_cblks(), t2_decode_packet(), tcd_decode_tile(), tcd_encode_tile(), tcd_init_encode(), tcd_malloc_decode_tile(), and tcd_malloc_encode().

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

• j2k.h