/* * $Id: box_manager.h 44 2011-02-15 12:32:29Z kaori $ * * Copyright (c) 2002-2011, Communications and Remote Sensing Laboratory, Universite catholique de Louvain (UCL), Belgium * Copyright (c) 2002-2011, Professor Benoit Macq * Copyright (c) 2010-2011, Kaori Hagihara * 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 BOX_MANAGER_H_ # define BOX_MANAGER_H_ #include "byte_manager.h" /** box parameters*/ typedef struct box_param{ int fd; /**< file descriptor*/ Byte8_t offset; /**< byte position of the whole Box (LBox) in the file*/ Byte_t headlen; /**< header length 8 or 16*/ Byte8_t length; /**< length of the whole Box*/ char type[4]; /**< type of information in the DBox*/ struct box_param *next; /**< pointer to the next box*/ } box_param_t; /** Box list parameters*/ typedef struct boxlist_param{ box_param_t *first; /**< first box pointer of the list*/ box_param_t *last; /**< last box pointer of the list*/ } boxlist_param_t; /** * generate a box list * * @return pointer to the generated box list */ boxlist_param_t * gene_boxlist(void); /** * get box structure of JP2 file * * @param[in] fd file descriptor * @param[in] offset offset of the decomposing region * @param[in] length length of the decomposing region * @return pointer to the generated boxlist */ boxlist_param_t * get_boxstructure( int fd, Byte8_t offset, Byte8_t length); /** * generate box from JP2 file at the given offset * * @param[in] fd file discriptor of the JP2 file * @param[in] offset Box offset * @return pointer to the structure of generate box parameters */ box_param_t * gene_boxbyOffset( int fd, Byte8_t offset); /** * generate box from code stream (JPP or JPT stream) at the given offset * * @param[in] stream code stream of a box * @param[in] offset Box offset of the whole stream * @return pointer to the structure of generate box parameters */ box_param_t * gene_boxbyOffinStream( Byte_t *stream, Byte8_t offset); /** * generate(search) box from JP2 file * * @param[in] fd file discriptor of the JP2 file * @param[in] offset start Byte position of the search * @param[in] length Byte length of the search, if 0, size to the end of file * @param[in] TBox Box Type * @return pointer to the structure of generate/found box parameters */ box_param_t * gene_boxbyType( int fd, Byte8_t offset, Byte8_t length, const char TBox[]); /** * generate(search) box from code stream * * @param[in] stream code stream ( from the first byte) * @param[in] offset start Byte position of the search * @param[in] length Byte length of the search, if 0, size to the end of file * @param[in] TBox Box Type * @return pointer to the structure of generate/found box parameters */ box_param_t * gene_boxbyTypeinStream( Byte_t *stream, Byte8_t offset, Byte8_t length, const char TBox[]); /** * generate child box from JP2 file at the given offset * * @param[in] superbox super box pointer * @param[in] offset offset from DBox first byte of superbox * @return pointer to the structure of generate box parameters */ box_param_t * gene_childboxbyOffset( box_param_t *superbox, Byte8_t offset); /** * generate(search) box from JP2 file * * @param[in] superbox super box pointer * @param[in] offset offset from DBox first byte of superbox * @param[in] TBox Box Type * @return pointer to the structure of generate/found box parameters */ box_param_t * gene_childboxbyType( box_param_t *superbox, Byte8_t offset, const char TBox[]); /** * get DBox offset * * @param[in] box box pointer * @return DBox offset (byte position) in the file */ Byte8_t get_DBoxoff( box_param_t *box); /** * get DBox length * * @param[in] box box pointer * @return DBox length ( content length) */ Byte8_t get_DBoxlen( box_param_t *box); /** * fetch header bytes in file stream * * @param[in] box box pointer * @return pointer to the fetched bytes */ Byte_t * fetch_headbytes( box_param_t *box); /** * fetch DBox (Box Contents) bytes of data in file stream * * @param[in] box box pointer * @param[in] offset start Byte position in DBox * @param[in] size Byte length * @return pointer to the fetched data */ Byte_t * fetch_DBoxbytes( box_param_t *box, long offset, int size); /** * fetch DBox (Box Contents) 1-byte Byte codes in file stream * * @param[in] box box pointer * @param[in] offset start Byte position in DBox * @return fetched code */ Byte_t fetch_DBox1byte( box_param_t *box, long offset); /** * fetch DBox (Box Contents) 2-byte big endian Byte codes in file stream * * @param[in] box box pointer * @param[in] offset start Byte position in DBox * @return fetched code */ Byte2_t fetch_DBox2bytebigendian( box_param_t *box, long offset); /** * fetch DBox (Box Contents) 4-byte big endian Byte codes in file stream * * @param[in] box box pointer * @param[in] offset start Byte position in DBox * @return fetched code */ Byte4_t fetch_DBox4bytebigendian( box_param_t *box, long offset); /** * fetch DBox (Box Contents) 8-byte big endian Byte codes in file stream * * @param[in] box box pointer * @param[in] offset start Byte position in DBox * @return fetched code */ Byte8_t fetch_DBox8bytebigendian( box_param_t *box, long offset); /** * search a box by box type * * @param[in] type box type * @param[in] boxlist box list pointer * @return found box pointer */ box_param_t * search_box( const char type[], boxlist_param_t *boxlist); /** * print box parameters * * @param[in] box box pointer */ void print_box( box_param_t *box); /** * print all box parameters * * @param[in] boxlist box list pointer */ void print_allbox( boxlist_param_t *boxlist); /** * delete a box in list * * @param[in,out] box address of the deleting box pointer * @param[in] boxlist box list pointer */ void delete_box_in_list( box_param_t **box, boxlist_param_t *boxlist); /** * delete a box in list by Type * * @param[in,out] type box type * @param[in] boxlist box list pointer */ void delete_box_in_list_by_type( char type[], boxlist_param_t *boxlist); /** * delete box list * * @param[in,out] boxlist address of the box list pointer */ void delete_boxlist( boxlist_param_t **boxlist); /** * insert a box into list * * @param[in] box box pointer * @param[in] boxlist box list pointer */ void insert_box_into_list( box_param_t *box, boxlist_param_t *boxlist); #endif /* !BOX_MANAGER_H_ */