openjpeg/applications/jpip/libopenjpip/msgqueue_manager.h

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/*
* $Id: msgqueue_manager.h 53 2011-05-09 16:55:39Z kaori $
*
* Copyright (c) 2002-2011, Communications and Remote Sensing Laboratory, Universite catholique de Louvain (UCL), Belgium
* Copyright (c) 2002-2011, Professor Benoit Macq
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* Copyright (c) 2010-2011, Kaori Hagihara
* Copyright (c) 2011, Lucian Corlaciu, GSoC
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS `AS IS'
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef MSGQUEUE_MANAGER_H_
# define MSGQUEUE_MANAGER_H_
#include "bool.h"
#include "byte_manager.h"
#include "cachemodel_manager.h"
#include "placeholder_manager.h"
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#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
//! message parameters
typedef struct message_param{
bool last_byte; //!< if message contains the last byte of the data-bin
Byte8_t in_class_id; //!< in-class identifier A.2.3
Byte8_t class_id; //!< class identifiers
Byte8_t csn; //!< index of the codestream
Byte8_t bin_offset; //!< offset of the data in this message from the start of the data-bin
Byte8_t length; //!< message byte length
Byte8_t aux; //!<
Byte8_t res_offset; //!< offset in the resource
placeholder_param_t *phld; //!< placeholder pointer in index
struct message_param *next; //!< pointer to the next message
} message_param_t;
//! message queue parameters
typedef struct msgqueue_param{
message_param_t *first; //!< first message pointer of the list
message_param_t *last; //!< last message pointer of the list
bool stateless; //!< if this is a stateless message queue
cachemodel_param_t *cachemodel; //!< reference cachemodel pointer
} msgqueue_param_t;
/**
* generate message queue
*
* @param[in] stateless if this is a stateless message queue
* @param[in] cachemodel cachemodel pointer
* @return generated message queue pointer
*/
msgqueue_param_t * gene_msgqueue( bool stateless, cachemodel_param_t *cachemodel);
/**
* delete message queue
*
* @param[in] msgqueue address of the message queue pointer
*/
void delete_msgqueue( msgqueue_param_t **msgqueue);
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/**
* delete a message in msgqueue
*
* @param[in] message address of the deleting message pointer
* @param[in] msgqueue message queue pointer
*/
void delete_message_in_msgqueue( message_param_t **message, msgqueue_param_t *msgqueue);
/**
* print message queue
*
* @param[in] msgqueue message queue pointer
*/
void print_msgqueue( msgqueue_param_t *msgqueue);
/**
* enqueue main header data-bin into message queue
*
* @param[in,out] msgqueue message queue pointer
*/
void enqueue_mainheader( msgqueue_param_t *msgqueue);
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/**
* enqueue tile headers data-bin into message queue
*
* @param[in] tile_id tile id starting from 0
* @param[in,out] msgqueue message queue pointer
*/
void enqueue_tileheader( int tile_id, msgqueue_param_t *msgqueue);
/**
* enqueue tile data-bin into message queue
*
* @param[in] tile_id tile id starting from 0
* @param[in] level decomposition level
* @param[in,out] msgqueue message queue pointer
*/
void enqueue_tile( int tile_id, int level, msgqueue_param_t *msgqueue);
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/**
* enqueue precinct data-bin into message queue
*
* @param[in] seq_id precinct sequence number within its tile
* @param[in] tile_id tile index
* @param[in] comp_id component number
* @param[in,out] msgqueue message queue
*/
void enqueue_precinct( int seq_id, int tile_id, int comp_id, msgqueue_param_t *msgqueue);
/**
* enqueue Metadata-bin into message queue
*
* @param[in] meta_id metadata-bin id
* @param[in,out] msgqueue message queue pointer
*/
void enqueue_metadata( int meta_id, msgqueue_param_t *msgqueue);
/**
* emit stream from message queue
*
* @param[in] msgqueue message queue pointer
*/
void emit_stream_from_msgqueue( msgqueue_param_t *msgqueue);
/**
* parse JPT- JPP- stream to message queue
*
* @param[in] JPIPstream JPT- JPP- stream data pointer
* @param[in] streamlen JPIPstream length
* @param[in] offset offset of the stream from the whole beginning
* @param[in,out] msgqueue adding message queue pointer
*/
void parse_JPIPstream( Byte_t *JPIPstream, Byte8_t streamlen, Byte8_t offset, msgqueue_param_t *msgqueue);
/**
* parse JPT- JPP- stream to message queue
*
* @param[in] msgqueue reference message queue pointer
* @param[in] stream stream data pointer
* @param[in] streamlen stream length
* @param[in] metadatalist adding metadata list pointer
*/
void parse_metamsg( msgqueue_param_t *msgqueue, Byte_t *stream, Byte8_t streamlen, metadatalist_param_t *metadatalist);
/**
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* compute precinct ID A.3.2.1
*
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* @param[in] t tile index
* @param[in] c component index
* @param[in] s sequence number
* @param[in] num_components total number of components
* @param[in] num_tiles total number of tiles
* @return precicnt id
*/
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Byte8_t comp_precinct_id( int t, int c, int s, int num_components, int num_tiles);
#endif /* !MSGQUEUE_MANAGER_H_ */