513 lines
16 KiB
C
513 lines
16 KiB
C
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/*
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* The copyright in this software is being made available under the 2-clauses
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* BSD License, included below. This software may be subject to other third
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* party and contributor rights, including patent rights, and no such rights
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* are granted under this license.
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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) 2002-2003, Yannick Verschueren
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* Copyright (c) 2005, Herve Drolon, FreeImage Team
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* Copyright (c) 2008, 2011-2012, Centre National d'Etudes Spatiales (CNES), FR
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* Copyright (c) 2012, CS Systemes d'Information, France
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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 OPJ_JP2_H
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#define OPJ_JP2_H
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/**
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@file jp2.h
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@brief The JPEG-2000 file format Reader/Writer (JP2)
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*/
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/** @defgroup JP2 JP2 - JPEG-2000 file format reader/writer */
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/*@{*/
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/*#define JPIP_JPIP 0x6a706970*/
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#define JP2_JP 0x6a502020 /**< JPEG 2000 signature box */
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#define JP2_FTYP 0x66747970 /**< File type box */
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#define JP2_JP2H 0x6a703268 /**< JP2 header box (super-box) */
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#define JP2_IHDR 0x69686472 /**< Image header box */
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#define JP2_COLR 0x636f6c72 /**< Colour specification box */
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#define JP2_JP2C 0x6a703263 /**< Contiguous codestream box */
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#define JP2_URL 0x75726c20 /**< Data entry URL box */
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#define JP2_PCLR 0x70636c72 /**< Palette box */
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#define JP2_CMAP 0x636d6170 /**< Component Mapping box */
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#define JP2_CDEF 0x63646566 /**< Channel Definition box */
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#define JP2_DTBL 0x6474626c /**< Data Reference box */
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#define JP2_BPCC 0x62706363 /**< Bits per component box */
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#define JP2_JP2 0x6a703220 /**< File type fields */
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/* For the future */
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/* #define JP2_RES 0x72657320 */ /**< Resolution box (super-box) */
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/* #define JP2_JP2I 0x6a703269 */ /**< Intellectual property box */
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/* #define JP2_XML 0x786d6c20 */ /**< XML box */
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/* #define JP2_UUID 0x75756994 */ /**< UUID box */
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/* #define JP2_UINF 0x75696e66 */ /**< UUID info box (super-box) */
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/* #define JP2_ULST 0x756c7374 */ /**< UUID list box */
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/* ----------------------------------------------------------------------- */
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typedef enum {
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JP2_STATE_NONE = 0x0,
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JP2_STATE_SIGNATURE = 0x1,
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JP2_STATE_FILE_TYPE = 0x2,
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JP2_STATE_HEADER = 0x4,
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JP2_STATE_CODESTREAM = 0x8,
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JP2_STATE_END_CODESTREAM = 0x10,
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JP2_STATE_UNKNOWN = 0x7fffffff /* ISO C restricts enumerator values to range of 'int' */
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}
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JP2_STATE;
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typedef enum {
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JP2_IMG_STATE_NONE = 0x0,
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JP2_IMG_STATE_UNKNOWN = 0x7fffffff
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}
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JP2_IMG_STATE;
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/**
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Channel description: channel index, type, association
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*/
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typedef struct opj_jp2_cdef_info {
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OPJ_UINT16 cn, typ, asoc;
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} opj_jp2_cdef_info_t;
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/**
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Channel descriptions and number of descriptions
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*/
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typedef struct opj_jp2_cdef {
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opj_jp2_cdef_info_t *info;
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OPJ_UINT16 n;
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} opj_jp2_cdef_t;
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/**
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Component mappings: channel index, mapping type, palette index
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*/
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typedef struct opj_jp2_cmap_comp {
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OPJ_UINT16 cmp;
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OPJ_BYTE mtyp, pcol;
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} opj_jp2_cmap_comp_t;
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/**
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Palette data: table entries, palette columns
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*/
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typedef struct opj_jp2_pclr {
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OPJ_UINT32 *entries;
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OPJ_BYTE *channel_sign;
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OPJ_BYTE *channel_size;
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opj_jp2_cmap_comp_t *cmap;
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OPJ_UINT16 nr_entries;
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OPJ_BYTE nr_channels;
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} opj_jp2_pclr_t;
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/**
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Collector for ICC profile, palette, component mapping, channel description
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*/
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typedef struct opj_jp2_color {
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OPJ_BYTE *icc_profile_buf;
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OPJ_UINT32 icc_profile_len;
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opj_jp2_cdef_t *jp2_cdef;
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opj_jp2_pclr_t *jp2_pclr;
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OPJ_BYTE jp2_has_colr;
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} opj_jp2_color_t;
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/**
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JP2 component
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*/
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typedef struct opj_jp2_comps {
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OPJ_UINT32 depth;
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OPJ_UINT32 sgnd;
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OPJ_UINT32 bpcc;
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} opj_jp2_comps_t;
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/**
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JPEG-2000 file format reader/writer
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*/
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typedef struct opj_jp2 {
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/** handle to the J2K codec */
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opj_j2k_t *j2k;
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/** list of validation procedures */
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struct opj_procedure_list * m_validation_list;
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/** list of execution procedures */
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struct opj_procedure_list * m_procedure_list;
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/* width of image */
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OPJ_UINT32 w;
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/* height of image */
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OPJ_UINT32 h;
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/* number of components in the image */
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OPJ_UINT32 numcomps;
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OPJ_UINT32 bpc;
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OPJ_UINT32 C;
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OPJ_UINT32 UnkC;
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OPJ_UINT32 IPR;
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OPJ_UINT32 meth;
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OPJ_UINT32 approx;
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OPJ_UINT32 enumcs;
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OPJ_UINT32 precedence;
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OPJ_UINT32 brand;
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OPJ_UINT32 minversion;
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OPJ_UINT32 numcl;
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OPJ_UINT32 *cl;
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opj_jp2_comps_t *comps;
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/* FIXME: The following two variables are used to save offset
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as we write out a JP2 file to disk. This mechanism is not flexible
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as codec writers will need to extand those fields as new part
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of the standard are implemented.
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*/
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OPJ_OFF_T j2k_codestream_offset;
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OPJ_OFF_T jpip_iptr_offset;
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OPJ_BOOL jpip_on;
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OPJ_UINT32 jp2_state;
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OPJ_UINT32 jp2_img_state;
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opj_jp2_color_t color;
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OPJ_BOOL ignore_pclr_cmap_cdef;
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OPJ_BYTE has_jp2h;
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OPJ_BYTE has_ihdr;
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}
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opj_jp2_t;
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/**
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JP2 Box
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*/
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typedef struct opj_jp2_box {
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OPJ_UINT32 length;
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OPJ_UINT32 type;
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OPJ_INT32 init_pos;
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} opj_jp2_box_t;
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typedef struct opj_jp2_header_handler {
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/* marker value */
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OPJ_UINT32 id;
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/* action linked to the marker */
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OPJ_BOOL(*handler)(opj_jp2_t *jp2,
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OPJ_BYTE *p_header_data,
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OPJ_UINT32 p_header_size,
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opj_event_mgr_t * p_manager);
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}
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opj_jp2_header_handler_t;
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typedef struct opj_jp2_img_header_writer_handler {
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/* action to perform */
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OPJ_BYTE* (*handler)(opj_jp2_t *jp2, OPJ_UINT32 * p_data_size);
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/* result of the action : data */
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OPJ_BYTE* m_data;
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/* size of data */
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OPJ_UINT32 m_size;
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}
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opj_jp2_img_header_writer_handler_t;
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/** @name Exported functions */
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/*@{*/
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/* ----------------------------------------------------------------------- */
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/**
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Setup the decoder decoding parameters using user parameters.
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Decoding parameters are returned in jp2->j2k->cp.
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@param jp2 JP2 decompressor handle
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@param parameters decompression parameters
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*/
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void opj_jp2_setup_decoder(opj_jp2_t *jp2, opj_dparameters_t *parameters);
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/** Allocates worker threads for the compressor/decompressor.
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*
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* @param jp2 JP2 decompressor handle
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* @param num_threads Number of threads.
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* @return OPJ_TRUE in case of success.
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*/
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OPJ_BOOL opj_jp2_set_threads(opj_jp2_t *jp2, OPJ_UINT32 num_threads);
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/**
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* Decode an image from a JPEG-2000 file stream
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* @param jp2 JP2 decompressor handle
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* @param p_stream FIXME DOC
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* @param p_image FIXME DOC
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* @param p_manager FIXME DOC
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*
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* @return Returns a decoded image if successful, returns NULL otherwise
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*/
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OPJ_BOOL opj_jp2_decode(opj_jp2_t *jp2,
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opj_stream_private_t *p_stream,
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opj_image_t* p_image,
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opj_event_mgr_t * p_manager);
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/**
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* Setup the encoder parameters using the current image and using user parameters.
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* Coding parameters are returned in jp2->j2k->cp.
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*
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* @param jp2 JP2 compressor handle
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* @param parameters compression parameters
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* @param image input filled image
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* @param p_manager FIXME DOC
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* @return OPJ_TRUE if successful, OPJ_FALSE otherwise
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*/
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OPJ_BOOL opj_jp2_setup_encoder(opj_jp2_t *jp2,
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opj_cparameters_t *parameters,
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opj_image_t *image,
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opj_event_mgr_t * p_manager);
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/**
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Encode an image into a JPEG-2000 file stream
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@param jp2 JP2 compressor handle
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@param stream Output buffer stream
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@param p_manager event manager
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@return Returns true if successful, returns false otherwise
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*/
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OPJ_BOOL opj_jp2_encode(opj_jp2_t *jp2,
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opj_stream_private_t *stream,
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opj_event_mgr_t * p_manager);
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/**
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* Starts a compression scheme, i.e. validates the codec parameters, writes the header.
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*
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* @param jp2 the jpeg2000 file codec.
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* @param stream the stream object.
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* @param p_image FIXME DOC
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* @param p_manager FIXME DOC
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*
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* @return true if the codec is valid.
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*/
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OPJ_BOOL opj_jp2_start_compress(opj_jp2_t *jp2,
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opj_stream_private_t *stream,
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opj_image_t * p_image,
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opj_event_mgr_t * p_manager);
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/**
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* Ends the compression procedures and possibiliy add data to be read after the
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* codestream.
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*/
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OPJ_BOOL opj_jp2_end_compress(opj_jp2_t *jp2,
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opj_stream_private_t *cio,
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opj_event_mgr_t * p_manager);
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/* ----------------------------------------------------------------------- */
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/**
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* Ends the decompression procedures and possibiliy add data to be read after the
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* codestream.
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*/
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OPJ_BOOL opj_jp2_end_decompress(opj_jp2_t *jp2,
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opj_stream_private_t *cio,
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opj_event_mgr_t * p_manager);
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/**
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* Reads a jpeg2000 file header structure.
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*
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* @param p_stream the stream to read data from.
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* @param jp2 the jpeg2000 file header structure.
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* @param p_image FIXME DOC
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* @param p_manager the user event manager.
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*
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* @return true if the box is valid.
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*/
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OPJ_BOOL opj_jp2_read_header(opj_stream_private_t *p_stream,
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opj_jp2_t *jp2,
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opj_image_t ** p_image,
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opj_event_mgr_t * p_manager);
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/** Sets the indices of the components to decode.
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*
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* @param jp2 JP2 decompressor handle
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* @param numcomps Number of components to decode.
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* @param comps_indices Array of num_compts indices (numbering starting at 0)
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* corresponding to the components to decode.
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* @param p_manager Event manager;
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*
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* @return OPJ_TRUE in case of success.
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*/
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OPJ_BOOL opj_jp2_set_decoded_components(opj_jp2_t *jp2,
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OPJ_UINT32 numcomps,
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const OPJ_UINT32* comps_indices,
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opj_event_mgr_t * p_manager);
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/**
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* Reads a tile header.
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* @param p_jp2 the jpeg2000 codec.
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* @param p_tile_index FIXME DOC
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* @param p_data_size FIXME DOC
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* @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(opj_jp2_t * 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(opj_jp2_t *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(opj_jp2_t * 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 jp2 JP2 decompressor handle to destroy
|
||
|
|
*/
|
||
|
|
void opj_jp2_destroy(opj_jp2_t *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(opj_jp2_t *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(opj_jp2_t *p_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(opj_jp2_t *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(
|
||
|
|
opj_jp2_t *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(opj_jp2_t* 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(opj_jp2_t* 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(opj_jp2_t* p_jp2);
|
||
|
|
|
||
|
|
|
||
|
|
/*@}*/
|
||
|
|
|
||
|
|
/*@}*/
|
||
|
|
|
||
|
|
#endif /* OPJ_JP2_H */
|
||
|
|
|