OpenJPEG: index_manager.h File Reference

OpenJPEG 2.4.0

#include "opj_config.h"
#include "opj_includes.h"
#include "byte_manager.h"
#include "faixbox_manager.h"
#include "metadata_manager.h"
#include "mhixbox_manager.h"

Go to the source code of this file.

Data Structures
struct	SIZmarker_param
	progression order More...

struct	CODmarker_param
	A.6.1 Coding style default (COD) More...

struct	index_param
	index parameters More...

struct	range_param
	1-dimensional range parameters More...

Typedefs
typedef struct SIZmarker_param	SIZmarker_param_t
	progression order More...

typedef struct CODmarker_param	CODmarker_param_t
	A.6.1 Coding style default (COD) More...

typedef struct index_param	index_param_t
	index parameters More...

typedef struct range_param	range_param_t
	1-dimensional range parameters More...

Functions
index_param_t *	parse_jp2file (int fd)
	parse JP2 file AnnexI: Indexing JPEG2000 files for JPIP More...

void	print_index (index_param_t index)
	print index parameters More...

void	print_SIZ (SIZmarker_param_t SIZ)
	print Image and Tile SIZ parameters More...

void	print_COD (CODmarker_param_t COD)
	print Coding style default COD parameters More...

void	delete_index (index_param_t **index)
	delete index More...

void	delete_COD (CODmarker_param_t COD)
	delete dynamic arrays in COD marker More...

range_param_t	get_tile_Xrange (SIZmarker_param_t SIZ, Byte4_t tile_id, int level)
	get horizontal range of the tile in reference grid More...

range_param_t	get_tile_Yrange (SIZmarker_param_t SIZ, Byte4_t tile_id, int level)
	get vertical range of the tile in reference grid More...

Byte4_t	get_tile_XSiz (SIZmarker_param_t SIZ, Byte4_t tile_id, int level)
	get tile wdith at the decomposition level More...

Byte4_t	get_tile_YSiz (SIZmarker_param_t SIZ, Byte4_t tile_id, int level)

OPJ_BOOL	isJPTfeasible (index_param_t index)
	answers if the target is feasible to JPT-stream More...

Typedef Documentation

typedef struct CODmarker_param CODmarker_param_t

A.6.1 Coding style default (COD)

typedef struct index_param index_param_t

index parameters

typedef struct range_param range_param_t

1-dimensional range parameters

typedef struct SIZmarker_param SIZmarker_param_t

progression order

A.5.1 Image and tile size (SIZ)

Function Documentation

void delete_COD ( CODmarker_param_t COD )

delete dynamic arrays in COD marker

Parameters

[in] COD COD marker information

References opj_free(), CODmarker_param::XPsiz, and CODmarker_param::YPsiz.

Referenced by delete_index(), and recons_codestream_from_JPPstream().

void delete_index ( index_param_t ** index )

delete index

Parameters

[in,out] index addressof the index pointer

References delete_COD(), delete_faixbox(), delete_metadatalist(), delete_mhixbox(), and opj_free().

Referenced by delete_target(), and destroy_index().

range_param_t get_tile_Xrange	(	SIZmarker_param_t	SIZ,
		Byte4_t	tile_id,
		int	level
	)

get horizontal range of the tile in reference grid

Parameters

[in]	SIZ	SIZ marker information
[in]	tile_id	tile id
[in]	level	decomposition level

Returns: structured range parameter

References get_tile_range(), SIZmarker_param::XOsiz, SIZmarker_param::Xsiz, SIZmarker_param::XTnum, SIZmarker_param::XTOsiz, and SIZmarker_param::XTsiz.

Referenced by enqueue_imagedata(), and get_tile_XSiz().

Byte4_t get_tile_XSiz	(	SIZmarker_param_t	SIZ,
		Byte4_t	tile_id,
		int	level
	)

get tile wdith at the decomposition level

Parameters

[in]	SIZ	SIZ marker information
[in]	tile_id	tile id
[in]	level	decomposition level

Returns: tile width

References get_tile_Xrange(), range_param::maxvalue, and range_param::minvalue.

Referenced by comp_numOfprcts(), enqueue_allprecincts(), and enqueue_precincts().

range_param_t get_tile_Yrange	(	SIZmarker_param_t	SIZ,
		Byte4_t	tile_id,
		int	level
	)

get vertical range of the tile in reference grid

Parameters

[in]	SIZ	SIZ marker information
[in]	tile_id	tile id
[in]	level	decomposition level

Returns: structured range parameter

References get_tile_range(), SIZmarker_param::XTnum, SIZmarker_param::YOsiz, SIZmarker_param::Ysiz, SIZmarker_param::YTOsiz, and SIZmarker_param::YTsiz.

Referenced by enqueue_imagedata(), and get_tile_YSiz().

Byte4_t get_tile_YSiz	(	SIZmarker_param_t	SIZ,
		Byte4_t	tile_id,
		int	level
	)

References get_tile_Yrange(), range_param::maxvalue, and range_param::minvalue.

Referenced by comp_numOfprcts(), enqueue_allprecincts(), and enqueue_precincts().

OPJ_BOOL isJPTfeasible ( index_param_t index )

answers if the target is feasible to JPT-stream

Parameters

[in] index index parameters

Returns: true if JPT-stream is feasible

References get_nmax(), OPJ_FALSE, OPJ_TRUE, and index_param::tilepart.

Referenced by gene_target().

index_param_t* parse_jp2file ( int fd )

parse JP2 file AnnexI: Indexing JPEG2000 files for JPIP

Parameters

[in] fd file descriptor of the JP2 file

Returns: pointer to the generated structure of index parameters

References check_JP2boxidx(), const_metadatalist(), delete_boxlist(), FCGI_stderr, get_boxstructure(), get_filesize(), logstream, index_param::metadatalist, opj_free(), opj_malloc(), search_box(), and set_cidxdata().

Referenced by gene_target(), and get_index_from_JP2file().

void print_COD ( CODmarker_param_t COD )

print Coding style default COD parameters

Parameters

[in] COD COD marker information

References logstream, CODmarker_param::numOfdecomp, CODmarker_param::numOflayers, CODmarker_param::prog_order, CODmarker_param::Scod, CODmarker_param::XPsiz, and CODmarker_param::YPsiz.

Referenced by print_index().

void print_index ( index_param_t index )

print index parameters

Parameters

[in] index index parameters

References index_param::COD, SIZmarker_param::Csiz, index_param::length, logstream, index_param::metadatalist, index_param::mhead_length, index_param::offset, index_param::precpacket, print_allmetadata(), print_COD(), print_faixbox(), print_mhixbox(), print_SIZ(), index_param::SIZ, index_param::tileheader, index_param::tilepart, SIZmarker_param::XTnum, and SIZmarker_param::YTnum.

Referenced by output_index().

void print_SIZ ( SIZmarker_param_t SIZ )

print Image and Tile SIZ parameters

Parameters

[in] SIZ SIZ marker information

References SIZmarker_param::Csiz, logstream, SIZmarker_param::Rsiz, SIZmarker_param::Ssiz, SIZmarker_param::XOsiz, SIZmarker_param::XRsiz, SIZmarker_param::Xsiz, SIZmarker_param::XTnum, SIZmarker_param::XTOsiz, SIZmarker_param::XTsiz, SIZmarker_param::YOsiz, SIZmarker_param::YRsiz, SIZmarker_param::Ysiz, SIZmarker_param::YTnum, SIZmarker_param::YTOsiz, and SIZmarker_param::YTsiz.

Referenced by print_index().