188 lines
6.4 KiB
C
188 lines
6.4 KiB
C
/*
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* $Id: msgqueue_manager.h 53 2011-05-09 16:55:39Z kaori $
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*
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* Copyright (c) 2002-2011, Communications and Remote Sensing Laboratory, Universite catholique de Louvain (UCL), Belgium
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* Copyright (c) 2002-2011, Professor Benoit Macq
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* Copyright (c) 2010-2011, Kaori Hagihara
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* Copyright (c) 2011, Lucian Corlaciu, GSoC
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS `AS IS'
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef MSGQUEUE_MANAGER_H_
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# define MSGQUEUE_MANAGER_H_
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#include "bool.h"
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#include "byte_manager.h"
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#include "cachemodel_manager.h"
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#include "placeholder_manager.h"
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#define PRECINCT_MSG 0
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#define EXT_PRECINCT_MSG 1
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#define TILE_HEADER_MSG 2
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#define TILE_MSG 4
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#define EXT_TILE_MSG 5
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#define MAINHEADER_MSG 6
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#define METADATA_MSG 8
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//! message parameters
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typedef struct message_param{
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bool last_byte; //!< if message contains the last byte of the data-bin
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Byte8_t in_class_id; //!< in-class identifier A.2.3
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Byte8_t class_id; //!< class identifiers
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Byte8_t csn; //!< index of the codestream
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Byte8_t bin_offset; //!< offset of the data in this message from the start of the data-bin
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Byte8_t length; //!< message byte length
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Byte8_t aux; //!<
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Byte8_t res_offset; //!< offset in the resource
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placeholder_param_t *phld; //!< placeholder pointer in index
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struct message_param *next; //!< pointer to the next message
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} message_param_t;
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//! message queue parameters
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typedef struct msgqueue_param{
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message_param_t *first; //!< first message pointer of the list
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message_param_t *last; //!< last message pointer of the list
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bool stateless; //!< if this is a stateless message queue
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cachemodel_param_t *cachemodel; //!< reference cachemodel pointer
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} msgqueue_param_t;
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/**
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* generate message queue
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*
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* @param[in] stateless if this is a stateless message queue
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* @param[in] cachemodel cachemodel pointer
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* @return generated message queue pointer
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*/
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msgqueue_param_t * gene_msgqueue( bool stateless, cachemodel_param_t *cachemodel);
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/**
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* delete message queue
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*
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* @param[in] msgqueue address of the message queue pointer
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*/
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void delete_msgqueue( msgqueue_param_t **msgqueue);
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/**
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* delete a message in msgqueue
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*
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* @param[in] message address of the deleting message pointer
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* @param[in] msgqueue message queue pointer
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*/
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void delete_message_in_msgqueue( message_param_t **message, msgqueue_param_t *msgqueue);
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/**
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* print message queue
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*
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* @param[in] msgqueue message queue pointer
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*/
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void print_msgqueue( msgqueue_param_t *msgqueue);
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/**
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* enqueue main header data-bin into message queue
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*
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* @param[in,out] msgqueue message queue pointer
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*/
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void enqueue_mainheader( msgqueue_param_t *msgqueue);
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/**
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* enqueue tile headers data-bin into message queue
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*
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* @param[in] tile_id tile id starting from 0
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* @param[in,out] msgqueue message queue pointer
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*/
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void enqueue_tileheader( int tile_id, msgqueue_param_t *msgqueue);
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/**
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* enqueue tile data-bin into message queue
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*
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* @param[in] tile_id tile id starting from 0
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* @param[in] level decomposition level
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* @param[in,out] msgqueue message queue pointer
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*/
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void enqueue_tile( int tile_id, int level, msgqueue_param_t *msgqueue);
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/**
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* enqueue precinct data-bin into message queue
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*
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* @param[in] seq_id precinct sequence number within its tile
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* @param[in] tile_id tile index
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* @param[in] comp_id component number
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* @param[in] layers num of layers
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* @param[in,out] msgqueue message queue
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*/
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void enqueue_precinct( int seq_id, int tile_id, int comp_id, int layers, msgqueue_param_t *msgqueue);
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/**
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* enqueue Metadata-bin into message queue
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*
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* @param[in] meta_id metadata-bin id
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* @param[in,out] msgqueue message queue pointer
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*/
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void enqueue_metadata( int meta_id, msgqueue_param_t *msgqueue);
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/**
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* emit stream from message queue
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*
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* @param[in] msgqueue message queue pointer
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*/
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void emit_stream_from_msgqueue( msgqueue_param_t *msgqueue);
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/**
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* parse JPT- JPP- stream to message queue
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*
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* @param[in] JPIPstream JPT- JPP- stream data pointer
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* @param[in] streamlen JPIPstream length
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* @param[in] offset offset of the stream from the whole beginning
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* @param[in,out] msgqueue adding message queue pointer
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*/
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void parse_JPIPstream( Byte_t *JPIPstream, Byte8_t streamlen, Byte8_t offset, msgqueue_param_t *msgqueue);
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/**
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* parse JPT- JPP- stream to message queue
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*
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* @param[in] msgqueue reference message queue pointer
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* @param[in] stream stream data pointer
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* @param[in] streamlen stream length
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* @param[in] metadatalist adding metadata list pointer
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*/
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void parse_metamsg( msgqueue_param_t *msgqueue, Byte_t *stream, Byte8_t streamlen, metadatalist_param_t *metadatalist);
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/**
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* compute precinct ID A.3.2.1
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*
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* @param[in] t tile index
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* @param[in] c component index
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* @param[in] s sequence number
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* @param[in] num_components total number of components
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* @param[in] num_tiles total number of tiles
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* @return precicnt id
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*/
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Byte8_t comp_precinct_id( int t, int c, int s, int num_components, int num_tiles);
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#endif /* !MSGQUEUE_MANAGER_H_ */
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