265 lines
7.8 KiB
C
265 lines
7.8 KiB
C
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/*
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* $Id: box_manager.h 44 2011-02-15 12:32:29Z 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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* 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 BOX_MANAGER_H_
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# define BOX_MANAGER_H_
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#include "byte_manager.h"
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//! box parameters
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typedef struct box_param{
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int fd; //!< file descriptor
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Byte8_t offset; //!< byte position of the whole Box (LBox) in the file
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Byte_t headlen; //!< header length 8 or 16
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Byte8_t length; //!< length of the whole Box
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char type[4]; //!< type of information in the DBox
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struct box_param *next; //!< pointer to the next box
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} box_param_t;
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//! Box list parameters
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typedef struct boxlist_param{
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box_param_t *first; //!< first box pointer of the list
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box_param_t *last; //!< last box pointer of the list
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} boxlist_param_t;
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/**
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* generate a box list
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*
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* @return pointer to the generated box list
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*/
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boxlist_param_t * gene_boxlist();
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/**
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* get box structure of JP2 file
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*
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* @param[in] fd file descriptor
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* @param[in] offset offset of the decomposing region
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* @param[in] length length of the decomposing region
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* @return pointer to the generated boxlist
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*/
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boxlist_param_t * get_boxstructure( int fd, Byte8_t offset, Byte8_t length);
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/**
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* generate box from JP2 file at the given offset
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*
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* @param[in] fd file discriptor of the JP2 file
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* @param[in] offset Box offset
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* @return pointer to the structure of generate box parameters
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*/
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box_param_t * gene_boxbyOffset( int fd, Byte8_t offset);
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/**
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* generate box from code stream (JPP or JPT stream) at the given offset
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*
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* @param[in] stream code stream of a box
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* @param[in] offset Box offset of the whole stream
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* @return pointer to the structure of generate box parameters
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*/
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box_param_t * gene_boxbyOffinStream( Byte_t *stream, Byte8_t offset);
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/**
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* generate(search) box from JP2 file
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*
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* @param[in] fd file discriptor of the JP2 file
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* @param[in] offset start Byte position of the search
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* @param[in] length Byte length of the search, if 0, size to the end of file
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* @param[in] TBox Box Type
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* @return pointer to the structure of generate/found box parameters
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*/
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box_param_t * gene_boxbyType( int fd, Byte8_t offset, Byte8_t length, char TBox[]);
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/**
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* generate(search) box from code stream
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*
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* @param[in] stream code stream ( from the first byte)
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* @param[in] offset start Byte position of the search
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* @param[in] length Byte length of the search, if 0, size to the end of file
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* @param[in] TBox Box Type
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* @return pointer to the structure of generate/found box parameters
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*/
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box_param_t * gene_boxbyTypeinStream( Byte_t *stream, Byte8_t offset, Byte8_t length, char TBox[]);
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/**
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* generate child box from JP2 file at the given offset
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*
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* @param[in] superbox super box pointer
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* @param[in] offset offset from DBox first byte of superbox
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* @return pointer to the structure of generate box parameters
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*/
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box_param_t * gene_childboxbyOffset( box_param_t *superbox, Byte8_t offset);
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/**
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* generate(search) box from JP2 file
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*
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* @param[in] superbox super box pointer
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* @param[in] offset offset from DBox first byte of superbox
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* @param[in] TBox Box Type
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* @return pointer to the structure of generate/found box parameters
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*/
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box_param_t * gene_childboxbyType( box_param_t *superbox, Byte8_t offset, char TBox[]);
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/**
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* get DBox offset
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*
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* @param[in] box box pointer
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* @return DBox offset (byte position) in the file
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*/
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Byte8_t get_DBoxoff( box_param_t *box);
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/**
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* get DBox length
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*
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* @param[in] box box pointer
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* @return DBox length ( content length)
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*/
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Byte8_t get_DBoxlen( box_param_t *box);
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/**
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* fetch header bytes in file stream
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*
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* @param[in] box box pointer
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* @return pointer to the fetched bytes
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*/
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Byte_t * fetch_headbytes( box_param_t *box);
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/**
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* fetch DBox (Box Contents) bytes of data in file stream
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*
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* @param[in] box box pointer
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* @param[in] offset start Byte position in DBox
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* @param[in] size Byte length
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* @return pointer to the fetched data
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*/
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Byte_t * fetch_DBoxbytes( box_param_t *box, long offset, int size);
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/**
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* fetch DBox (Box Contents) 1-byte Byte codes in file stream
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*
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* @param[in] box box pointer
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* @param[in] offset start Byte position in DBox
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* @return fetched code
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*/
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Byte_t fetch_DBox1byte( box_param_t *box, long offset);
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/**
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* fetch DBox (Box Contents) 2-byte big endian Byte codes in file stream
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*
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* @param[in] box box pointer
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* @param[in] offset start Byte position in DBox
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* @return fetched code
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*/
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Byte2_t fetch_DBox2bytebigendian( box_param_t *box, long offset);
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/**
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* fetch DBox (Box Contents) 4-byte big endian Byte codes in file stream
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*
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* @param[in] box box pointer
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* @param[in] offset start Byte position in DBox
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* @return fetched code
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*/
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Byte4_t fetch_DBox4bytebigendian( box_param_t *box, long offset);
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/**
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* fetch DBox (Box Contents) 8-byte big endian Byte codes in file stream
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*
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* @param[in] box box pointer
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* @param[in] offset start Byte position in DBox
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* @return fetched code
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*/
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Byte8_t fetch_DBox8bytebigendian( box_param_t *box, long offset);
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/**
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* search a box by box type
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*
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* @param[in] type box type
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* @param[in] boxlist box list pointer
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* @return found box pointer
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*/
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box_param_t * search_box( char type[], boxlist_param_t *boxlist);
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/**
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* print box parameters
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*
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* @param[in] box box pointer
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*/
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void print_box( box_param_t *box);
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/**
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* print all box parameters
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*
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* @param[in] boxlist box list pointer
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*/
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void print_allbox( boxlist_param_t *boxlist);
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/**
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* delete a box in list
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*
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* @param[in,out] box address of the deleting box pointer
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* @param[in] boxlist box list pointer
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*/
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void delete_box_in_list( box_param_t **box, boxlist_param_t *boxlist);
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/**
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* delete a box in list by Type
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*
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* @param[in,out] type box type
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* @param[in] boxlist box list pointer
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*/
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void delete_box_in_list_by_type( char type[], boxlist_param_t *boxlist);
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/**
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* delete box list
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*
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* @param[in,out] boxlist address of the box list pointer
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*/
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void delete_boxlist( boxlist_param_t **boxlist);
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/**
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* insert a box into list
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*
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* @param[in] box box pointer
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* @param[in] boxlist box list pointer
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*/
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void insert_box_into_list( box_param_t *box, boxlist_param_t *boxlist);
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#endif /* !BOX_MANAGER_H_ */
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