195 lines
6.6 KiB
C
195 lines
6.6 KiB
C
/*
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* $Id$
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*
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* Copyright (c) 2002-2014, Universite catholique de Louvain (UCL), Belgium
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* Copyright (c) 2002-2014, 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 "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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OPJ_BOOL
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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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OPJ_OFF_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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OPJ_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(OPJ_BOOL stateless,
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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,
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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(Byte4_t 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,
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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(Byte8_t meta_id, msgqueue_param_t *msgqueue);
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/**
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* reconstruct JPT/JPP-stream from message queue
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*
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* @param[in] msgqueue message queue pointer
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* @param[in] tmpfd file discriptor to write JPT/JPP-stream
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*/
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void recons_stream_from_msgqueue(msgqueue_param_t *msgqueue, int tmpfd);
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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, OPJ_OFF_T offset,
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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,
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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,
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int num_tiles);
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#endif /* !MSGQUEUE_MANAGER_H_ */
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