Coding parameters. More...

#include <j2k.h>

Data Fields
OPJ_UINT16	rsiz
	Size of the image in bits. More...

OPJ_UINT32	tx0
	XTOsiz. More...

OPJ_UINT32	ty0
	YTOsiz. More...

OPJ_UINT32	tdx
	XTsiz. More...

OPJ_UINT32	tdy
	YTsiz. More...

OPJ_CHAR *	comment
	comment More...

OPJ_UINT32	tw
	number of tiles in width More...

OPJ_UINT32	th
	number of tiles in height More...

OPJ_UINT32	ppm_markers_count
	number of ppm markers (reserved size) More...

opj_ppx *	ppm_markers
	ppm markers data (table indexed by Zppm) More...

OPJ_BYTE *	ppm_data
	packet header store there for future use in t2_decode_packet More...

OPJ_UINT32	ppm_len
	size of the ppm_data More...

OPJ_UINT32	ppm_data_read
	size of the ppm_data More...

OPJ_BYTE *	ppm_data_current

OPJ_BYTE *	ppm_buffer
	packet header storage original buffer More...

OPJ_BYTE *	ppm_data_first
	pointer remaining on the first byte of the first header if ppm is used More...

OPJ_UINT32	ppm_data_size
	Number of bytes actually stored inside the ppm_data. More...

OPJ_INT32	ppm_store
	use in case of multiple marker PPM (number of info already store) More...

OPJ_INT32	ppm_previous
	use in case of multiple marker PPM (case on non-finished previous info) More...

opj_tcp_t *	tcps
	tile coding parameters More...

union {
opj_decoding_param_t m_dec

opj_encoding_param_t m_enc

}	m_specific_param

OPJ_BOOL	strict
	OPJ_TRUE if entire bit stream must be decoded, OPJ_FALSE if partial bitstream decoding allowed. More...

OPJ_BOOL	epc_on
	enables writing of EPC in MH, thus activating JPWL More...

OPJ_BOOL	epb_on
	enables writing of EPB, in case of activated JPWL More...

OPJ_BOOL	esd_on
	enables writing of ESD, in case of activated JPWL More...

OPJ_BOOL	info_on
	enables writing of informative techniques of ESD, in case of activated JPWL More...

OPJ_BOOL	red_on
	enables writing of RED, in case of activated JPWL More...

int	hprot_MH
	error protection method for MH (0,1,16,32,37-128) More...

int	hprot_TPH_tileno [JPWL_MAX_NO_TILESPECS]
	tile number of header protection specification (>=0) More...

int	hprot_TPH [JPWL_MAX_NO_TILESPECS]
	error protection methods for TPHs (0,1,16,32,37-128) More...

int	pprot_tileno [JPWL_MAX_NO_PACKSPECS]
	tile number of packet protection specification (>=0) More...

int	pprot_packno [JPWL_MAX_NO_PACKSPECS]
	packet number of packet protection specification (>=0) More...

int	pprot [JPWL_MAX_NO_PACKSPECS]
	error protection methods for packets (0,1,16,32,37-128) More...

int	sens_size
	enables writing of ESD, (0/2/4 bytes) More...

int	sens_addr
	sensitivity addressing size (0=auto/2/4 bytes) More...

int	sens_range
	sensitivity range (0-3) More...

int	sens_MH
	sensitivity method for MH (-1,0-7) More...

int	sens_TPH_tileno [JPWL_MAX_NO_TILESPECS]
	tile number of sensitivity specification (>=0) More...

int	sens_TPH [JPWL_MAX_NO_TILESPECS]
	sensitivity methods for TPHs (-1,0-7) More...

OPJ_BOOL	correct
	enables JPWL correction at the decoder More...

int	exp_comps
	expected number of components at the decoder More...

OPJ_UINT32	max_tiles
	maximum number of tiles at the decoder More...

OPJ_BITFIELD	ppm: 1
	if ppm == 1 --> there was a PPM marker More...

OPJ_BITFIELD	m_is_decoder: 1
	tells if the parameter is a coding or decoding one More...

OPJ_BITFIELD	allow_different_bit_depth_sign: 1
	whether different bit depth or sign per component is allowed. More...

Detailed Description

Coding parameters.

Field Documentation

◆ allow_different_bit_depth_sign

OPJ_BITFIELD opj_cp::allow_different_bit_depth_sign

whether different bit depth or sign per component is allowed.

Decoder only for ow

Referenced by opj_j2k_create_decompress(), opj_j2k_read_siz(), and opj_jp2_read_ihdr().

◆ comment

OPJ_CHAR* opj_cp::comment

comment

Referenced by opj_j2k_cp_destroy(), opj_j2k_setup_encoder(), opj_j2k_setup_header_writing(), and opj_j2k_write_com().

◆ correct

OPJ_BOOL opj_cp::correct

enables JPWL correction at the decoder

Referenced by opj_j2k_read_qcc(), opj_j2k_read_rgn(), opj_j2k_read_siz(), opj_j2k_read_sot(), opj_j2k_read_SQcd_SQcc(), and opj_j2k_setup_decoder().

◆ epb_on

OPJ_BOOL opj_cp::epb_on

enables writing of EPB, in case of activated JPWL

Referenced by opj_j2k_setup_encoder().

◆ epc_on

OPJ_BOOL opj_cp::epc_on

enables writing of EPC in MH, thus activating JPWL

Referenced by opj_j2k_setup_encoder().

◆ esd_on

OPJ_BOOL opj_cp::esd_on

enables writing of ESD, in case of activated JPWL

Referenced by opj_j2k_setup_encoder().

◆ exp_comps

int opj_cp::exp_comps

expected number of components at the decoder

Referenced by opj_j2k_read_siz(), and opj_j2k_setup_decoder().

◆ hprot_MH

int opj_cp::hprot_MH

error protection method for MH (0,1,16,32,37-128)

Referenced by opj_j2k_setup_encoder().

◆ hprot_TPH

int opj_cp::hprot_TPH[JPWL_MAX_NO_TILESPECS]

error protection methods for TPHs (0,1,16,32,37-128)

Referenced by opj_j2k_setup_encoder().

◆ hprot_TPH_tileno

int opj_cp::hprot_TPH_tileno[JPWL_MAX_NO_TILESPECS]

tile number of header protection specification (>=0)

Referenced by opj_j2k_setup_encoder().

◆ info_on

OPJ_BOOL opj_cp::info_on

enables writing of informative techniques of ESD, in case of activated JPWL

Referenced by opj_j2k_setup_encoder().

◆ m_dec

opj_decoding_param_t opj_cp::m_dec

Referenced by opj_j2k_decode(), opj_j2k_read_cod(), opj_j2k_read_siz(), opj_j2k_read_SPCod_SPCoc(), opj_j2k_set_decode_area(), opj_j2k_set_decoded_resolution_factor(), opj_j2k_setup_decoder(), and opj_tcd_init_tile().

◆ m_enc

opj_encoding_param_t opj_cp::m_enc

Referenced by opj_j2k_cp_destroy(), opj_j2k_get_num_tp(), opj_j2k_setup_encoder(), opj_j2k_update_rates(), opj_pi_create_encode(), opj_pi_initialise_encode(), opj_t2_decode_packets(), opj_t2_encode_packets(), opj_tcd_init(), opj_tcd_makelayer_fixed(), opj_tcd_rate_allocate_encode(), and opj_tcd_rateallocate().

◆ m_is_decoder

OPJ_BITFIELD opj_cp::m_is_decoder

tells if the parameter is a coding or decoding one

Referenced by opj_j2k_cp_destroy(), opj_j2k_create_compress(), and opj_j2k_create_decompress().

◆ m_specific_param

◆ max_tiles

OPJ_UINT32 opj_cp::max_tiles

maximum number of tiles at the decoder

Referenced by opj_j2k_read_siz(), and opj_j2k_setup_decoder().

◆ ppm

OPJ_BITFIELD opj_cp::ppm

if ppm == 1 --> there was a PPM marker

Referenced by opj_j2k_merge_ppm(), opj_j2k_read_ppm(), opj_j2k_read_ppt(), and opj_t2_read_packet_header().

◆ ppm_buffer

OPJ_BYTE* opj_cp::ppm_buffer

packet header storage original buffer

Referenced by opj_j2k_cp_destroy(), and opj_j2k_merge_ppm().

◆ ppm_data

OPJ_BYTE* opj_cp::ppm_data

packet header store there for future use in t2_decode_packet

Referenced by opj_j2k_cp_destroy(), opj_j2k_merge_ppm(), and opj_t2_read_packet_header().

◆ ppm_data_current

OPJ_BYTE* opj_cp::ppm_data_current

◆ ppm_data_first

OPJ_BYTE* opj_cp::ppm_data_first

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

◆ ppm_data_read

OPJ_UINT32 opj_cp::ppm_data_read

size of the ppm_data

◆ ppm_data_size

OPJ_UINT32 opj_cp::ppm_data_size

Number of bytes actually stored inside the ppm_data.

Referenced by opj_j2k_merge_ppm().

◆ ppm_len

OPJ_UINT32 opj_cp::ppm_len

size of the ppm_data

Referenced by opj_j2k_merge_ppm(), and opj_t2_read_packet_header().

◆ ppm_markers

opj_ppx* opj_cp::ppm_markers

ppm markers data (table indexed by Zppm)

Referenced by opj_j2k_cp_destroy(), opj_j2k_merge_ppm(), and opj_j2k_read_ppm().

◆ ppm_markers_count

OPJ_UINT32 opj_cp::ppm_markers_count

number of ppm markers (reserved size)

Referenced by opj_j2k_cp_destroy(), opj_j2k_merge_ppm(), and opj_j2k_read_ppm().

◆ ppm_previous

OPJ_INT32 opj_cp::ppm_previous

use in case of multiple marker PPM (case on non-finished previous info)

◆ ppm_store

OPJ_INT32 opj_cp::ppm_store

use in case of multiple marker PPM (number of info already store)

◆ pprot

int opj_cp::pprot[JPWL_MAX_NO_PACKSPECS]

error protection methods for packets (0,1,16,32,37-128)

Referenced by opj_j2k_setup_encoder().

◆ pprot_packno

int opj_cp::pprot_packno[JPWL_MAX_NO_PACKSPECS]

packet number of packet protection specification (>=0)

Referenced by opj_j2k_setup_encoder().

◆ pprot_tileno

int opj_cp::pprot_tileno[JPWL_MAX_NO_PACKSPECS]

tile number of packet protection specification (>=0)

Referenced by opj_j2k_setup_encoder().

◆ red_on

OPJ_BOOL opj_cp::red_on

enables writing of RED, in case of activated JPWL

Referenced by opj_j2k_setup_encoder().

◆ rsiz

OPJ_UINT16 opj_cp::rsiz

Size of the image in bits.

Rsiz

Referenced by opj_j2k_get_specific_header_sizes(), opj_j2k_mct_validation(), opj_j2k_read_siz(), opj_j2k_setup_encoder(), opj_j2k_setup_header_writing(), opj_j2k_write_first_tile_part(), opj_j2k_write_siz(), opj_pi_create_encode(), opj_pi_initialise_encode(), opj_t2_encode_packets(), and opj_tcd_rateallocate().

◆ sens_addr

int opj_cp::sens_addr

sensitivity addressing size (0=auto/2/4 bytes)

Referenced by opj_j2k_setup_encoder().

◆ sens_MH

int opj_cp::sens_MH

sensitivity method for MH (-1,0-7)

Referenced by opj_j2k_setup_encoder().

◆ sens_range

int opj_cp::sens_range

sensitivity range (0-3)

Referenced by opj_j2k_setup_encoder().

◆ sens_size

int opj_cp::sens_size

enables writing of ESD, (0/2/4 bytes)

Referenced by opj_j2k_setup_encoder().

◆ sens_TPH

int opj_cp::sens_TPH[JPWL_MAX_NO_TILESPECS]

sensitivity methods for TPHs (-1,0-7)

Referenced by opj_j2k_setup_encoder().

◆ sens_TPH_tileno

int opj_cp::sens_TPH_tileno[JPWL_MAX_NO_TILESPECS]

tile number of sensitivity specification (>=0)

Referenced by opj_j2k_setup_encoder().

◆ strict

OPJ_BOOL opj_cp::strict

OPJ_TRUE if entire bit stream must be decoded, OPJ_FALSE if partial bitstream decoding allowed.

Referenced by opj_j2k_create_decompress(), opj_j2k_decode_tile(), opj_j2k_decoder_set_strict_mode(), opj_j2k_read_sod(), opj_t2_read_packet_data(), and opj_t2_skip_packet_data().

◆ tcps

opj_tcp_t* opj_cp::tcps

tile coding parameters

Referenced by j2k_dump(), opj_get_all_encoding_parameters(), opj_get_encoding_packet_count(), opj_get_encoding_parameters(), opj_j2k_calculate_tp(), opj_j2k_compare_coc(), opj_j2k_compare_SPCod_SPCoc(), opj_j2k_compare_SQcd_SQcc(), opj_j2k_copy_default_tcp_and_create_tcd(), opj_j2k_copy_tile_component_parameters(), opj_j2k_copy_tile_quantization_parameters(), opj_j2k_cp_destroy(), opj_j2k_decode_one_tile(), opj_j2k_decode_tile(), opj_j2k_decode_tiles(), opj_j2k_encoder_set_extra_options(), opj_j2k_encoding_validation(), opj_j2k_get_max_poc_size(), opj_j2k_get_max_toc_size(), opj_j2k_get_num_tp(), opj_j2k_get_SPCod_SPCoc_size(), opj_j2k_get_SQcd_SQcc_size(), opj_j2k_mct_validation(), opj_j2k_pre_write_tile(), opj_j2k_read_coc(), opj_j2k_read_cod(), opj_j2k_read_mcc(), opj_j2k_read_mco(), opj_j2k_read_mct(), opj_j2k_read_poc(), opj_j2k_read_ppt(), opj_j2k_read_rgn(), opj_j2k_read_siz(), opj_j2k_read_sod(), opj_j2k_read_sot(), opj_j2k_read_SPCod_SPCoc(), opj_j2k_read_SQcd_SQcc(), opj_j2k_read_tile_header(), opj_j2k_set_decode_area(), opj_j2k_setup_encoder(), opj_j2k_update_rates(), opj_j2k_write_all_tile_parts(), opj_j2k_write_coc_in_memory(), opj_j2k_write_cod(), opj_j2k_write_first_tile_part(), opj_j2k_write_mco(), opj_j2k_write_mct_data_group(), opj_j2k_write_poc(), opj_j2k_write_poc_in_memory(), opj_j2k_write_regions(), opj_j2k_write_rgn(), opj_j2k_write_sot(), opj_j2k_write_SPCod_SPCoc(), opj_j2k_write_SQcd_SQcc(), opj_pi_check_next_level(), opj_pi_create(), opj_pi_create_decode(), opj_pi_create_encode(), opj_pi_initialise_encode(), opj_pi_update_encode_not_poc(), opj_pi_update_encode_poc_and_final(), opj_pi_update_encoding_parameters(), opj_t2_decode_packets(), opj_t2_encode_packets(), opj_tcd_decode_tile(), opj_tcd_encode_tile(), and opj_tcd_init_tile().

◆ tdx

OPJ_UINT32 opj_cp::tdx

XTsiz.

Referenced by j2k_get_cstr_info(), opj_get_all_encoding_parameters(), opj_get_encoding_parameters(), opj_image_comp_header_update(), opj_j2k_decode_tiles(), opj_j2k_dump_MH_info(), opj_j2k_encoding_validation(), opj_j2k_get_tile(), opj_j2k_read_siz(), opj_j2k_set_decode_area(), opj_j2k_setup_encoder(), opj_j2k_update_rates(), opj_j2k_write_siz(), and opj_tcd_init_tile().

◆ tdy

OPJ_UINT32 opj_cp::tdy

YTsiz.

Referenced by j2k_get_cstr_info(), opj_get_all_encoding_parameters(), opj_get_encoding_parameters(), opj_image_comp_header_update(), opj_j2k_decode_tiles(), opj_j2k_dump_MH_info(), opj_j2k_encoding_validation(), opj_j2k_get_tile(), opj_j2k_read_siz(), opj_j2k_set_decode_area(), opj_j2k_setup_encoder(), opj_j2k_update_rates(), opj_j2k_write_siz(), and opj_tcd_init_tile().

◆ th

OPJ_UINT32 opj_cp::th

number of tiles in height

Referenced by j2k_dump(), j2k_get_cstr_info(), opj_get_all_encoding_parameters(), opj_get_encoding_packet_count(), opj_get_encoding_parameters(), opj_image_comp_header_update(), opj_j2k_allocate_tile_element_cstr_index(), opj_j2k_calculate_tp(), opj_j2k_copy_default_tcp_and_create_tcd(), opj_j2k_cp_destroy(), opj_j2k_decode_one_tile(), opj_j2k_decode_tiles(), opj_j2k_dump_MH_info(), opj_j2k_encode(), opj_j2k_encoder_set_extra_options(), opj_j2k_get_max_coc_size(), opj_j2k_get_max_poc_size(), opj_j2k_get_max_toc_size(), opj_j2k_get_num_tp(), opj_j2k_get_SPCod_SPCoc_size(), opj_j2k_get_specific_header_sizes(), opj_j2k_get_SQcd_SQcc_size(), opj_j2k_get_tile(), opj_j2k_mct_validation(), opj_j2k_pre_write_tile(), opj_j2k_read_siz(), opj_j2k_read_sot(), opj_j2k_read_tile_header(), opj_j2k_set_decode_area(), opj_j2k_setup_encoder(), opj_j2k_update_rates(), opj_j2k_write_SPCod_SPCoc(), opj_j2k_write_SQcd_SQcc(), opj_pi_create(), opj_pi_create_decode(), opj_pi_initialise_encode(), opj_pi_update_encode_not_poc(), opj_pi_update_encode_poc_and_final(), and opj_pi_update_encoding_parameters().

◆ tw

OPJ_UINT32 opj_cp::tw

number of tiles in width

Referenced by j2k_dump(), j2k_get_cstr_info(), opj_get_all_encoding_parameters(), opj_get_encoding_parameters(), opj_image_comp_header_update(), opj_j2k_allocate_tile_element_cstr_index(), opj_j2k_calculate_tp(), opj_j2k_copy_default_tcp_and_create_tcd(), opj_j2k_cp_destroy(), opj_j2k_decode_one_tile(), opj_j2k_decode_tiles(), opj_j2k_dump_MH_info(), opj_j2k_encode(), opj_j2k_encoder_set_extra_options(), opj_j2k_get_max_coc_size(), opj_j2k_get_max_poc_size(), opj_j2k_get_max_toc_size(), opj_j2k_get_num_tp(), opj_j2k_get_SPCod_SPCoc_size(), opj_j2k_get_specific_header_sizes(), opj_j2k_get_tile(), opj_j2k_mct_validation(), opj_j2k_pre_write_tile(), opj_j2k_read_siz(), opj_j2k_read_sot(), opj_j2k_read_tile_header(), opj_j2k_set_decode_area(), opj_j2k_setup_encoder(), opj_j2k_update_rates(), opj_j2k_write_SPCod_SPCoc(), and opj_tcd_init_tile().

◆ tx0

OPJ_UINT32 opj_cp::tx0

XTOsiz.

Referenced by j2k_get_cstr_info(), opj_get_all_encoding_parameters(), opj_get_encoding_parameters(), opj_image_comp_header_update(), opj_j2k_decode_tiles(), opj_j2k_dump_MH_info(), opj_j2k_get_tile(), opj_j2k_read_siz(), opj_j2k_set_decode_area(), opj_j2k_setup_encoder(), opj_j2k_update_rates(), opj_j2k_write_siz(), and opj_tcd_init_tile().

◆ ty0

OPJ_UINT32 opj_cp::ty0

YTOsiz.

Referenced by j2k_get_cstr_info(), opj_get_all_encoding_parameters(), opj_get_encoding_parameters(), opj_image_comp_header_update(), opj_j2k_decode_tiles(), opj_j2k_dump_MH_info(), opj_j2k_get_tile(), opj_j2k_read_siz(), opj_j2k_set_decode_area(), opj_j2k_setup_encoder(), opj_j2k_update_rates(), opj_j2k_write_siz(), and opj_tcd_init_tile().

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

j2k.h

Data Fields

Detailed Description

Field Documentation

◆ allow_different_bit_depth_sign

◆ comment

◆ correct

◆ epb_on

◆ epc_on

◆ esd_on

◆ exp_comps

◆ hprot_MH

◆ hprot_TPH

◆ hprot_TPH_tileno

◆ info_on

◆ m_dec

◆ m_enc

◆ m_is_decoder

◆ m_specific_param

◆ max_tiles

◆ ppm

◆ ppm_buffer

◆ ppm_data

◆ ppm_data_current

◆ ppm_data_first

◆ ppm_data_read

◆ ppm_data_size

◆ ppm_len

◆ ppm_markers

◆ ppm_markers_count

◆ ppm_previous

◆ ppm_store

◆ pprot

◆ pprot_packno

◆ pprot_tileno

◆ red_on

◆ rsiz

◆ sens_addr

◆ sens_MH

◆ sens_range

◆ sens_size

◆ sens_TPH

◆ sens_TPH_tileno

◆ strict

◆ tcps

◆ tdx

◆ tdy

◆ th

◆ tw

◆ tx0

◆ ty0