msgqueue_manager.h File Reference

#include "byte_manager.h"
#include "cachemodel_manager.h"
#include "placeholder_manager.h"

Go to the source code of this file.

Data Structures
struct	message_param
	message parameters More...
struct	msgqueue_param
	message queue parameters More...

Macros
#define	PRECINCT_MSG   0
#define	EXT_PRECINCT_MSG   1
#define	TILE_HEADER_MSG   2
#define	TILE_MSG   4
#define	EXT_TILE_MSG   5
#define	MAINHEADER_MSG   6
#define	METADATA_MSG   8

Typedefs
typedef struct message_param	message_param_t
	message parameters More...
typedef struct msgqueue_param	msgqueue_param_t
	message queue parameters More...

Functions
msgqueue_param_t *	gene_msgqueue (OPJ_BOOL stateless, cachemodel_param_t *cachemodel)
	generate message queue More...
void	delete_msgqueue (msgqueue_param_t **msgqueue)
	delete message queue More...
void	delete_message_in_msgqueue (message_param_t **message, msgqueue_param_t *msgqueue)
	delete a message in msgqueue More...
void	print_msgqueue (msgqueue_param_t *msgqueue)
	print message queue More...
void	enqueue_mainheader (msgqueue_param_t *msgqueue)
	enqueue main header data-bin into message queue More...
void	enqueue_tileheader (int tile_id, msgqueue_param_t *msgqueue)
	enqueue tile headers data-bin into message queue More...
void	enqueue_tile (Byte4_t tile_id, int level, msgqueue_param_t *msgqueue)
	enqueue tile data-bin into message queue More...
void	enqueue_precinct (int seq_id, int tile_id, int comp_id, int layers, msgqueue_param_t *msgqueue)
	enqueue precinct data-bin into message queue More...
void	enqueue_metadata (Byte8_t meta_id, msgqueue_param_t *msgqueue)
	enqueue Metadata-bin into message queue More...
void	recons_stream_from_msgqueue (msgqueue_param_t *msgqueue, int tmpfd)
	reconstruct JPT/JPP-stream from message queue More...
void	parse_JPIPstream (Byte_t *JPIPstream, Byte8_t streamlen, OPJ_OFF_T offset, msgqueue_param_t *msgqueue)
	parse JPT- JPP- stream to message queue More...
void	parse_metamsg (msgqueue_param_t *msgqueue, Byte_t *stream, Byte8_t streamlen, metadatalist_param_t *metadatalist)
	parse JPT- JPP- stream to message queue More...
Byte8_t	comp_precinct_id (int t, int c, int s, int num_components, int num_tiles)
	compute precinct ID A.3.2.1 More...

Macro Definition Documentation

#define EXT_PRECINCT_MSG   1

#define EXT_TILE_MSG   5

Referenced by enqueue_tile(), get_last_tileID(), and recons_codestream_from_JPTstream().

#define MAINHEADER_MSG   6

Referenced by add_mainhead_msgstream(), and enqueue_mainheader().

#define METADATA_MSG   8

Referenced by gene_metamsg(), parse_metamsg(), and recons_jp2().

#define PRECINCT_MSG   0

Referenced by enqueue_precinct(), recons_packet(), and recons_precinct().

#define TILE_HEADER_MSG   2

Referenced by enqueue_tileheader(), get_last_tileID(), and recons_codestream_from_JPPstream().

#define TILE_MSG   4

Referenced by enqueue_tile(), get_last_tileID(), and recons_codestream_from_JPTstream().

Typedef Documentation

typedef struct message_param message_param_t

message parameters

typedef struct msgqueue_param msgqueue_param_t

message queue parameters

Function Documentation

Byte8_t comp_precinct_id	(	int	t,
		int	c,
		int	s,
		int	num_components,
		int	num_tiles
	)

compute precinct ID A.3.2.1

Parameters

[in]	t	tile index
[in]	c	component index
[in]	s	sequence number
[in]	num_components	total number of components
[in]	num_tiles	total number of tiles

Returns

precicnt id

Referenced by enqueue_precinct(), recons_packet(), and recons_precinct().

void delete_message_in_msgqueue	(	message_param_t **	message,
		msgqueue_param_t *	msgqueue
	)

delete a message in msgqueue

Parameters

[in]	message	address of the deleting message pointer
[in]	msgqueue	message queue pointer

References msgqueue_param::first, msgqueue_param::last, message_param::next, and opj_free().

void delete_msgqueue

(

msgqueue_param_t **

msgqueue

)

delete message queue

Parameters

[in]

msgqueue

address of the message queue pointer

References delete_cachemodel(), message_param::next, and opj_free().

Referenced by destroy_jpipdecoder(), and terminate_dec_server().

void enqueue_mainheader

(

msgqueue_param_t *

msgqueue

)

enqueue main header data-bin into message queue

Parameters

[in,out]

msgqueue

message queue pointer

References message_param::aux, message_param::bin_offset, msgqueue_param::cachemodel, message_param::class_id, target_param::codeidx, target_param::csn, message_param::csn, enqueue_message(), message_param::in_class_id, message_param::last_byte, message_param::length, MAINHEADER_MSG, index_param::mhead_length, cachemodel_param::mhead_model, message_param::next, index_param::offset, opj_malloc(), OPJ_TRUE, message_param::phld, message_param::res_offset, and cachemodel_param::target.

Referenced by gene_JPIPstream().

void enqueue_metadata	(	Byte8_t	meta_id,
		msgqueue_param_t *	msgqueue
	)

enqueue Metadata-bin into message queue

Parameters

[in]	meta_id	metadata-bin id
[in,out]	msgqueue	message queue pointer

References metadata_param::boxcontents, metadata_param::boxlist, msgqueue_param::cachemodel, target_param::codeidx, enqueue_box(), enqueue_boxcontents(), enqueue_phld(), FCGI_stderr, msgqueue_param::last, message_param::last_byte, index_param::metadatalist, OPJ_TRUE, metadata_param::placeholderlist, search_metadata(), and cachemodel_param::target.

Referenced by enqueue_metabins().

void enqueue_precinct	(	int	seq_id,
		int	tile_id,
		int	comp_id,
		int	layers,
		msgqueue_param_t *	msgqueue
	)

enqueue precinct data-bin into message queue

Parameters

[in]	seq_id	precinct sequence number within its tile
[in]	tile_id	tile index
[in]	comp_id	component number
[in]	layers	num of layers
[in,out]	msgqueue	message queue

References message_param::aux, message_param::bin_offset, msgqueue_param::cachemodel, message_param::class_id, index_param::COD, target_param::codeidx, comp_precinct_id(), SIZmarker_param::Csiz, target_param::csn, message_param::csn, enqueue_message(), get_elemLen(), get_elemOff(), get_nmax(), message_param::in_class_id, message_param::last_byte, message_param::length, message_param::next, CODmarker_param::numOflayers, index_param::offset, opj_malloc(), OPJ_TRUE, message_param::phld, cachemodel_param::pp_model, PRECINCT_MSG, index_param::precpacket, message_param::res_offset, index_param::SIZ, cachemodel_param::target, SIZmarker_param::XTnum, and SIZmarker_param::YTnum.

Referenced by enqueue_allprecincts(), and enqueue_precincts().

void enqueue_tile	(	Byte4_t	tile_id,
		int	level,
		msgqueue_param_t *	msgqueue
	)

enqueue tile data-bin into message queue

Parameters

[in]	tile_id	tile id starting from 0
[in]	level	decomposition level
[in,out]	msgqueue	message queue pointer

References message_param::aux, message_param::bin_offset, msgqueue_param::cachemodel, message_param::class_id, target_param::codeidx, target_param::csn, message_param::csn, enqueue_message(), EXT_TILE_MSG, FCGI_stderr, get_elemLen(), get_elemOff(), get_m(), get_nmax(), message_param::in_class_id, message_param::last_byte, message_param::length, message_param::next, index_param::offset, opj_malloc(), OPJ_TRUE, message_param::phld, message_param::res_offset, cachemodel_param::target, TILE_MSG, index_param::tilepart, and cachemodel_param::tp_model.

Referenced by enqueue_imagedata().

void enqueue_tileheader	(	int	tile_id,
		msgqueue_param_t *	msgqueue
	)

enqueue tile headers data-bin into message queue

Parameters

[in]	tile_id	tile id starting from 0
[in,out]	msgqueue	message queue pointer

References message_param::aux, message_param::bin_offset, msgqueue_param::cachemodel, message_param::class_id, target_param::codeidx, target_param::csn, message_param::csn, enqueue_message(), get_elemOff(), message_param::in_class_id, message_param::last_byte, message_param::length, message_param::next, index_param::offset, opj_malloc(), OPJ_TRUE, message_param::phld, message_param::res_offset, cachemodel_param::target, cachemodel_param::th_model, TILE_HEADER_MSG, index_param::tileheader, index_param::tilepart, and mhixbox_param::tlen.

Referenced by enqueue_imagedata().

msgqueue_param_t* gene_msgqueue	(	OPJ_BOOL	stateless,
		cachemodel_param_t *	cachemodel
	)

generate message queue

Parameters

[in]	stateless	if this is a stateless message queue
[in]	cachemodel	cachemodel pointer

Returns

generated message queue pointer

References msgqueue_param::cachemodel, msgqueue_param::first, msgqueue_param::last, opj_malloc(), and msgqueue_param::stateless.

Referenced by gene_JPIPstream(), init_dec_server(), and init_jpipdecoder().

void parse_JPIPstream	(	Byte_t *	JPIPstream,
		Byte8_t	streamlen,
		OPJ_OFF_T	offset,
		msgqueue_param_t *	msgqueue
	)

parse JPT- JPP- stream to message queue

Parameters

[in]	JPIPstream	JPT- JPP- stream data pointer
[in]	streamlen	JPIPstream length
[in]	offset	offset of the stream from the whole beginning
[in,out]	msgqueue	adding message queue pointer

References message_param::aux, message_param::bin_offset, message_param::class_id, message_param::csn, msgqueue_param::first, message_param::in_class_id, msgqueue_param::last, message_param::last_byte, message_param::length, message_param::next, OPJ_FALSE, opj_malloc(), OPJ_TRUE, parse_bin_id_vbas(), parse_vbas(), message_param::phld, and message_param::res_offset.

Referenced by decode_jpip(), and handle_JPIPstreamMSG().

void parse_metamsg	(	msgqueue_param_t *	msgqueue,
		Byte_t *	stream,
		Byte8_t	streamlen,
		metadatalist_param_t *	metadatalist
	)

parse JPT- JPP- stream to message queue

Parameters

[in]	msgqueue	reference message queue pointer
[in]	stream	stream data pointer
[in]	streamlen	stream length
[in]	metadatalist	adding metadata list pointer

References message_param::class_id, msgqueue_param::first, gene_metadata(), message_param::in_class_id, insert_metadata_into_list(), METADATA_MSG, message_param::next, parse_metadata(), and message_param::res_offset.

Referenced by decode_jpip(), and handle_JPIPstreamMSG().

void print_msgqueue

(

msgqueue_param_t *

msgqueue

)

print message queue

Parameters

[in]

msgqueue

message queue pointer

References message_param::aux, message_param::bin_offset, message_param::class_id, message_param::csn, msgqueue_param::first, message_param::in_class_id, message_param::last_byte, message_param::length, logstream, message_param::next, message_param::phld, print_placeholder(), and message_param::res_offset.

Referenced by output_log().

void recons_stream_from_msgqueue	(	msgqueue_param_t *	msgqueue,
		int	tmpfd
	)

reconstruct JPT/JPP-stream from message queue

Parameters

[in]	msgqueue	message queue pointer
[in]	tmpfd	file discriptor to write JPT/JPP-stream

References add_bin_id_vbas_stream(), add_body_stream(), add_placeholder_stream(), add_vbas_stream(), message_param::aux, message_param::bin_offset, msgqueue_param::cachemodel, message_param::class_id, message_param::csn, target_param::fd, msgqueue_param::first, message_param::in_class_id, message_param::last_byte, message_param::length, message_param::next, message_param::phld, and cachemodel_param::target.