/* * The copyright in this software is being made available under the 2-clauses * BSD License, included below. This software may be subject to other third * party and contributor rights, including patent rights, and no such rights * are granted under this license. * * Copyright (c) 2002-2014, Universite catholique de Louvain (UCL), Belgium * Copyright (c) 2002-2014, Professor Benoit Macq * Copyright (c) 2002-2003, Yannick Verschueren * Copyright (c) 2005, Herve Drolon, FreeImage Team * Copyright (c) 2008, 2011-2012, Centre National d'Etudes Spatiales (CNES), FR * Copyright (c) 2012, CS Systemes d'Information, France * 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 OPJ_JP2_H #define OPJ_JP2_H /** @file jp2.h @brief The JPEG-2000 file format Reader/Writer (JP2) */ /** @defgroup JP2 JP2 - JPEG-2000 file format reader/writer */ /*@{*/ /*#define JPIP_JPIP 0x6a706970*/ #define JP2_JP … #define JP2_FTYP … #define JP2_JP2H … #define JP2_IHDR … #define JP2_COLR … #define JP2_JP2C … #define JP2_URL … #define JP2_PCLR … #define JP2_CMAP … #define JP2_CDEF … #define JP2_DTBL … #define JP2_BPCC … #define JP2_JP2 … /* For the future */ /* #define JP2_RES 0x72657320 */ /**< Resolution box (super-box) */ /* #define JP2_JP2I 0x6a703269 */ /**< Intellectual property box */ /* #define JP2_XML 0x786d6c20 */ /**< XML box */ /* #define JP2_UUID 0x75756994 */ /**< UUID box */ /* #define JP2_UINF 0x75696e66 */ /**< UUID info box (super-box) */ /* #define JP2_ULST 0x756c7374 */ /**< UUID list box */ /* ----------------------------------------------------------------------- */ JP2_STATE; JP2_IMG_STATE; /** Channel description: channel index, type, association */ opj_jp2_cdef_info_t; /** Channel descriptions and number of descriptions */ opj_jp2_cdef_t; /** Component mappings: channel index, mapping type, palette index */ opj_jp2_cmap_comp_t; /** Palette data: table entries, palette columns */ opj_jp2_pclr_t; /** Collector for ICC profile, palette, component mapping, channel description */ opj_jp2_color_t; /** JP2 component */ opj_jp2_comps_t; /** JPEG-2000 file format reader/writer */ opj_jp2_t; /** JP2 Box */ opj_jp2_box_t; opj_jp2_header_handler_t; opj_jp2_img_header_writer_handler_t; /** @name Exported functions */ /*@{*/ /* ----------------------------------------------------------------------- */ /** Setup the decoder decoding parameters using user parameters. Decoding parameters are returned in jp2->j2k->cp. @param p_jp2 JP2 decompressor handle @param parameters decompression parameters */ void opj_jp2_setup_decoder(void *p_jp2, opj_dparameters_t *parameters); /** Set the strict mode parameter. When strict mode is enabled, the entire bitstream must be decoded or an error is returned. When it is disabled, the decoder will decode partial bitstreams. @param p_jp2 JP2 decompressor handle @param strict OPJ_TRUE for strict mode */ void opj_jp2_decoder_set_strict_mode(void *p_jp2, OPJ_BOOL strict); /** Allocates worker threads for the compressor/decompressor. * * @param p_jp2 JP2 decompressor handle * @param num_threads Number of threads. * @return OPJ_TRUE in case of success. */ OPJ_BOOL opj_jp2_set_threads(void *p_jp2, OPJ_UINT32 num_threads); /** * Decode an image from a JPEG-2000 file stream * @param p_jp2 JP2 decompressor handle * @param p_stream FIXME DOC * @param p_image FIXME DOC * @param p_manager FIXME DOC * * @return Returns a decoded image if successful, returns NULL otherwise */ OPJ_BOOL opj_jp2_decode(void *p_jp2, opj_stream_private_t *p_stream, opj_image_t* p_image, opj_event_mgr_t * p_manager); /** * Setup the encoder parameters using the current image and using user parameters. * Coding parameters are returned in jp2->j2k->cp. * * @param p_jp2 JP2 compressor handle * @param parameters compression parameters * @param image input filled image * @param p_manager FIXME DOC * @return OPJ_TRUE if successful, OPJ_FALSE otherwise */ OPJ_BOOL opj_jp2_setup_encoder(void *p_jp2, opj_cparameters_t *parameters, opj_image_t *image, opj_event_mgr_t * p_manager); /** Encode an image into a JPEG-2000 file stream @param p_jp2 JP2 compressor handle @param stream Output buffer stream @param p_manager event manager @return Returns true if successful, returns false otherwise */ OPJ_BOOL opj_jp2_encode(void *p_jp2, opj_stream_private_t *stream, opj_event_mgr_t * p_manager); /** * Starts a compression scheme, i.e. validates the codec parameters, writes the header. * * @param p_jp2 the jpeg2000 file codec. * @param stream the stream object. * @param p_image FIXME DOC * @param p_manager FIXME DOC * * @return true if the codec is valid. */ OPJ_BOOL opj_jp2_start_compress(void *p_jp2, opj_stream_private_t *stream, opj_image_t * p_image, opj_event_mgr_t * p_manager); /** * Ends the compression procedures and possibiliy add data to be read after the * codestream. */ OPJ_BOOL opj_jp2_end_compress(void *p_jp2, opj_stream_private_t *cio, opj_event_mgr_t * p_manager); /* ----------------------------------------------------------------------- */ /** * Ends the decompression procedures and possibiliy add data to be read after the * codestream. */ OPJ_BOOL opj_jp2_end_decompress(void *p_jp2, opj_stream_private_t *cio, opj_event_mgr_t * p_manager); /** * Reads a jpeg2000 file header structure. * * @param p_stream the stream to read data from. * @param p_jp2 the jpeg2000 file header structure. * @param p_image FIXME DOC * @param p_manager the user event manager. * * @return true if the box is valid. */ OPJ_BOOL opj_jp2_read_header(opj_stream_private_t *p_stream, void *p_jp2, opj_image_t ** p_image, opj_event_mgr_t * p_manager); /** Sets the indices of the components to decode. * * @param p_jp2 JP2 decompressor handle * @param numcomps Number of components to decode. * @param comps_indices Array of num_compts indices (numbering starting at 0) * corresponding to the components to decode. * @param p_manager Event manager; * * @return OPJ_TRUE in case of success. */ OPJ_BOOL opj_jp2_set_decoded_components(void *p_jp2, OPJ_UINT32 numcomps, const OPJ_UINT32* comps_indices, opj_event_mgr_t * p_manager); /** * Reads a tile header. * @param p_jp2 the jpeg2000 codec. * @param p_tile_index FIXME DOC * @param p_data_size FIXME DOC * @param p_tile_x0 FIXME DOC * @param p_tile_y0 FIXME DOC * @param p_tile_x1 FIXME DOC * @param p_tile_y1 FIXME DOC * @param p_nb_comps FIXME DOC * @param p_go_on FIXME DOC * @param p_stream the stream to write data to. * @param p_manager the user event manager. */ OPJ_BOOL opj_jp2_read_tile_header(void * p_jp2, OPJ_UINT32 * p_tile_index, OPJ_UINT32 * p_data_size, OPJ_INT32 * p_tile_x0, OPJ_INT32 * p_tile_y0, OPJ_INT32 * p_tile_x1, OPJ_INT32 * p_tile_y1, OPJ_UINT32 * p_nb_comps, OPJ_BOOL * p_go_on, opj_stream_private_t *p_stream, opj_event_mgr_t * p_manager); /** * Writes a tile. * * @param p_jp2 the jpeg2000 codec. * @param p_tile_index FIXME DOC * @param p_data FIXME DOC * @param p_data_size FIXME DOC * @param p_stream the stream to write data to. * @param p_manager the user event manager. */ OPJ_BOOL opj_jp2_write_tile(void *p_jp2, OPJ_UINT32 p_tile_index, OPJ_BYTE * p_data, OPJ_UINT32 p_data_size, opj_stream_private_t *p_stream, opj_event_mgr_t * p_manager); /** * Decode tile data. * @param p_jp2 the jpeg2000 codec. * @param p_tile_index FIXME DOC * @param p_data FIXME DOC * @param p_data_size FIXME DOC * @param p_stream the stream to write data to. * @param p_manager the user event manager. * * @return FIXME DOC */ OPJ_BOOL opj_jp2_decode_tile(void * p_jp2, OPJ_UINT32 p_tile_index, OPJ_BYTE * p_data, OPJ_UINT32 p_data_size, opj_stream_private_t *p_stream, opj_event_mgr_t * p_manager); /** * Creates a jpeg2000 file decompressor. * * @return an empty jpeg2000 file codec. */ opj_jp2_t* opj_jp2_create(OPJ_BOOL p_is_decoder); /** Destroy a JP2 decompressor handle @param p_jp2 JP2 decompressor handle to destroy */ void opj_jp2_destroy(void *p_jp2); /** * Sets the given area to be decoded. This function should be called right after opj_read_header and before any tile header reading. * * @param p_jp2 the jpeg2000 codec. * @param p_image FIXME DOC * @param p_start_x the left position of the rectangle to decode (in image coordinates). * @param p_start_y the up position of the rectangle to decode (in image coordinates). * @param p_end_x the right position of the rectangle to decode (in image coordinates). * @param p_end_y the bottom position of the rectangle to decode (in image coordinates). * @param p_manager the user event manager * * @return true if the area could be set. */ OPJ_BOOL opj_jp2_set_decode_area(void *p_jp2, opj_image_t* p_image, OPJ_INT32 p_start_x, OPJ_INT32 p_start_y, OPJ_INT32 p_end_x, OPJ_INT32 p_end_y, opj_event_mgr_t * p_manager); /** * */ OPJ_BOOL opj_jp2_get_tile(void *jp2, opj_stream_private_t *p_stream, opj_image_t* p_image, opj_event_mgr_t * p_manager, OPJ_UINT32 tile_index); /** * */ OPJ_BOOL opj_jp2_set_decoded_resolution_factor(void *p_jp2, OPJ_UINT32 res_factor, opj_event_mgr_t * p_manager); /** * Specify extra options for the encoder. * * @param p_jp2 the jpeg2000 codec. * @param p_options options * @param p_manager the user event manager * * @see opj_encoder_set_extra_options() for more details. */ OPJ_BOOL opj_jp2_encoder_set_extra_options( void *p_jp2, const char* const* p_options, opj_event_mgr_t * p_manager); /* TODO MSD: clean these 3 functions */ /** * Dump some elements from the JP2 decompression structure . * *@param p_jp2 the jp2 codec. *@param flag flag to describe what elements are dump. *@param out_stream output stream where dump the elements. * */ void jp2_dump(void* p_jp2, OPJ_INT32 flag, FILE* out_stream); /** * Get the codestream info from a JPEG2000 codec. * *@param p_jp2 jp2 codec. * *@return the codestream information extract from the jpg2000 codec */ opj_codestream_info_v2_t* jp2_get_cstr_info(void* p_jp2); /** * Get the codestream index from a JPEG2000 codec. * *@param p_jp2 jp2 codec. * *@return the codestream index extract from the jpg2000 codec */ opj_codestream_index_t* jp2_get_cstr_index(void* p_jp2); /*@}*/ /*@}*/ #endif /* OPJ_JP2_H */
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