76 lines
3.3 KiB
C
76 lines
3.3 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 J2KHEADER_MANAGER_H_
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# define J2KHEADER_MANAGER_H_
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#include "byte_manager.h"
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#include "index_manager.h"
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/**
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* get main header information from j2k codestream
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*
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* @param[in] j2kstream j2k codestream
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* @param[out] SIZ SIZ marker pointer
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* @param[out] COD COD marker pointer
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* @return if succeeded (true) or failed (false)
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*/
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OPJ_BOOL get_mainheader_from_j2kstream(Byte_t *j2kstream,
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SIZmarker_param_t *SIZ, CODmarker_param_t *COD);
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/**
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* modify main header in j2k codestream to fit with the new number of decompositions
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*
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* @param[in] j2kstream j2k codestream
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* @param[in] numOfdecomp the New number of decompositions
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* @param[in] SIZ original SIZ marker information
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* @param[in] COD original COD marker information
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* @param[out] j2klen pointer to the length of j2k code stream
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* @return if succeeded (true) or failed (false)
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*/
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OPJ_BOOL modify_mainheader(Byte_t *j2kstream, int numOfdecomp,
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SIZmarker_param_t SIZ, CODmarker_param_t COD, Byte8_t *j2klen);
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/**
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* modify tile header in j2k codestream to fit with the tile part length, and new number of decompositions for multi-componet images
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*
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* @param[in] j2kstream j2k codestream
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* @param[in] SOToffset offset of SOT marker from the beginning of j2kstream
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* @param[in] numOfdecomp the New number of decompositions, -1 if the same as original
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* @param[in] Csiz number of components
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* @param[out] j2klen pointer to the length of j2k code stream
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* @return if succeeded (true) or failed (false)
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*/
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OPJ_BOOL modify_tileheader(Byte_t *j2kstream, Byte8_t SOToffset,
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int numOfdecomp, Byte2_t Csiz, Byte8_t *j2klen);
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#endif /* !J2KHEADER_MANAGER_H_ */
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