diff options
Diffstat (limited to 'openjpeg/src/lib/openjpip/j2kheader_manager.h')
| -rw-r--r-- | openjpeg/src/lib/openjpip/j2kheader_manager.h | 72 |
1 files changed, 72 insertions, 0 deletions
diff --git a/openjpeg/src/lib/openjpip/j2kheader_manager.h b/openjpeg/src/lib/openjpip/j2kheader_manager.h new file mode 100644 index 000000000..33722b495 --- /dev/null +++ b/openjpeg/src/lib/openjpip/j2kheader_manager.h @@ -0,0 +1,72 @@ +/* + * $Id$ + * + * Copyright (c) 2002-2014, Universite catholique de Louvain (UCL), Belgium + * Copyright (c) 2002-2014, Professor Benoit Macq + * Copyright (c) 2010-2011, Kaori Hagihara + * Copyright (c) 2011, Lucian Corlaciu, GSoC + * 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 J2KHEADER_MANAGER_H_ +# define J2KHEADER_MANAGER_H_ + +#include "byte_manager.h" +#include "index_manager.h" + +/** + * get main header information from j2k codestream + * + * @param[in] j2kstream j2k codestream + * @param[out] SIZ SIZ marker pointer + * @param[out] COD COD marker pointer + * @return if succeeded (true) or failed (false) + */ +OPJ_BOOL get_mainheader_from_j2kstream( Byte_t *j2kstream, SIZmarker_param_t *SIZ, CODmarker_param_t *COD); + +/** + * modify main header in j2k codestream to fit with the new number of decompositions + * + * @param[in] j2kstream j2k codestream + * @param[in] numOfdecomp the New number of decompositions + * @param[in] SIZ original SIZ marker information + * @param[in] COD original COD marker information + * @param[out] j2klen pointer to the length of j2k code stream + * @return if succeeded (true) or failed (false) + */ +OPJ_BOOL modify_mainheader( Byte_t *j2kstream, int numOfdecomp, SIZmarker_param_t SIZ, CODmarker_param_t COD, Byte8_t *j2klen); + +/** + * modify tile header in j2k codestream to fit with the tile part length, and new number of decompositions for multi-componet images + * + * @param[in] j2kstream j2k codestream + * @param[in] SOToffset offset of SOT marker from the beginning of j2kstream + * @param[in] numOfdecomp the New number of decompositions, -1 if the same as original + * @param[in] Csiz number of components + * @param[out] j2klen pointer to the length of j2k code stream + * @return if succeeded (true) or failed (false) + */ +OPJ_BOOL modify_tileheader( Byte_t *j2kstream, Byte8_t SOToffset, int numOfdecomp, Byte2_t Csiz, Byte8_t *j2klen); + +#endif /* !J2KHEADER_MANAGER_H_ */ |