--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mupdf-source/thirdparty/openjpeg/src/lib/openjp2/openjpeg.h	Mon Sep 15 11:43:07 2025 +0200
@@ -0,0 +1,1783 @@
+/*
+* 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) 2001-2003, David Janssens
+* Copyright (c) 2002-2003, Yannick Verschueren
+* Copyright (c) 2003-2007, Francois-Olivier Devaux
+* Copyright (c) 2003-2014, Antonin Descampe
+* Copyright (c) 2005, Herve Drolon, FreeImage Team
+* Copyright (c) 2006-2007, Parvatha Elangovan
+* Copyright (c) 2008, Jerome Fimes, Communications & Systemes <jerome.fimes@c-s.fr>
+* Copyright (c) 2010-2011, Kaori Hagihara
+* Copyright (c) 2011-2012, Centre National d'Etudes Spatiales (CNES), France
+* 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 OPENJPEG_H
+#define OPENJPEG_H
+
+
+/*
+==========================================================
+   Compiler directives
+==========================================================
+*/
+
+/*
+The inline keyword is supported by C99 but not by C90.
+Most compilers implement their own version of this keyword ...
+*/
+#ifndef INLINE
+#if defined(_MSC_VER)
+#define INLINE __forceinline
+#elif defined(__GNUC__)
+#define INLINE __inline__
+#elif defined(__MWERKS__)
+#define INLINE inline
+#else
+/* add other compilers here ... */
+#define INLINE
+#endif /* defined(<Compiler>) */
+#endif /* INLINE */
+
+/* deprecated attribute */
+#ifdef __GNUC__
+#define OPJ_DEPRECATED(func) func __attribute__ ((deprecated))
+#elif defined(_MSC_VER)
+#define OPJ_DEPRECATED(func) __declspec(deprecated) func
+#else
+#pragma message("WARNING: You need to implement DEPRECATED for this compiler")
+#define OPJ_DEPRECATED(func) func
+#endif
+
+#if defined(__GNUC__) && __GNUC__ >= 6
+#define OPJ_DEPRECATED_STRUCT_MEMBER(memb, msg) __attribute__ ((deprecated(msg))) memb
+#else
+#define OPJ_DEPRECATED_STRUCT_MEMBER(memb, msg) memb
+#endif
+
+#if defined(OPJ_STATIC) || !defined(_WIN32)
+/* http://gcc.gnu.org/wiki/Visibility */
+#   if !defined(_WIN32) && __GNUC__ >= 4
+#       if defined(OPJ_STATIC) /* static library uses "hidden" */
+#           define OPJ_API    __attribute__ ((visibility ("hidden")))
+#       else
+#           define OPJ_API    __attribute__ ((visibility ("default")))
+#       endif
+#       define OPJ_LOCAL  __attribute__ ((visibility ("hidden")))
+#   else
+#       define OPJ_API
+#       define OPJ_LOCAL
+#   endif
+#   define OPJ_CALLCONV
+#else
+#   define OPJ_CALLCONV __stdcall
+/*
+The following ifdef block is the standard way of creating macros which make exporting
+from a DLL simpler. All files within this DLL are compiled with the OPJ_EXPORTS
+symbol defined on the command line. this symbol should not be defined on any project
+that uses this DLL. This way any other project whose source files include this file see
+OPJ_API functions as being imported from a DLL, whereas this DLL sees symbols
+defined with this macro as being exported.
+*/
+#   if defined(OPJ_EXPORTS) || defined(DLL_EXPORT)
+#       define OPJ_API __declspec(dllexport)
+#   else
+#       define OPJ_API __declspec(dllimport)
+#   endif /* OPJ_EXPORTS */
+#endif /* !OPJ_STATIC || !_WIN32 */
+
+typedef int OPJ_BOOL;
+#define OPJ_TRUE 1
+#define OPJ_FALSE 0
+
+typedef char          OPJ_CHAR;
+typedef float         OPJ_FLOAT32;
+typedef double        OPJ_FLOAT64;
+typedef unsigned char OPJ_BYTE;
+
+#include <stdint.h>
+
+typedef int8_t   OPJ_INT8;
+typedef uint8_t  OPJ_UINT8;
+typedef int16_t  OPJ_INT16;
+typedef uint16_t OPJ_UINT16;
+typedef int32_t  OPJ_INT32;
+typedef uint32_t OPJ_UINT32;
+typedef int64_t  OPJ_INT64;
+typedef uint64_t OPJ_UINT64;
+
+typedef int64_t  OPJ_OFF_T; /* 64-bit file offset type */
+
+#include <stdio.h>
+typedef size_t   OPJ_SIZE_T;
+
+#include "opj_config.h"
+
+/* Avoid compile-time warning because parameter is not used */
+#define OPJ_ARG_NOT_USED(x) (void)(x)
+
+/*
+==========================================================
+   Useful constant definitions
+==========================================================
+*/
+
+#define OPJ_PATH_LEN 4096 /**< Maximum allowed size for filenames */
+
+#define OPJ_J2K_MAXRLVLS 33                 /**< Number of maximum resolution level authorized */
+#define OPJ_J2K_MAXBANDS (3*OPJ_J2K_MAXRLVLS-2) /**< Number of maximum sub-band linked to number of resolution level */
+
+#define OPJ_J2K_DEFAULT_NB_SEGS             10
+#define OPJ_J2K_STREAM_CHUNK_SIZE           0x100000 /** 1 mega by default */
+#define OPJ_J2K_DEFAULT_HEADER_SIZE         1000
+#define OPJ_J2K_MCC_DEFAULT_NB_RECORDS      10
+#define OPJ_J2K_MCT_DEFAULT_NB_RECORDS      10
+
+/* UniPG>> */ /* NOT YET USED IN THE V2 VERSION OF OPENJPEG */
+#define JPWL_MAX_NO_TILESPECS   16 /**< Maximum number of tile parts expected by JPWL: increase at your will */
+#define JPWL_MAX_NO_PACKSPECS   16 /**< Maximum number of packet parts expected by JPWL: increase at your will */
+#define JPWL_MAX_NO_MARKERS 512 /**< Maximum number of JPWL markers: increase at your will */
+#define JPWL_PRIVATEINDEX_NAME "jpwl_index_privatefilename" /**< index file name used when JPWL is on */
+#define JPWL_EXPECTED_COMPONENTS 3 /**< Expect this number of components, so you'll find better the first EPB */
+#define JPWL_MAXIMUM_TILES 8192 /**< Expect this maximum number of tiles, to avoid some crashes */
+#define JPWL_MAXIMUM_HAMMING 2 /**< Expect this maximum number of bit errors in marker id's */
+#define JPWL_MAXIMUM_EPB_ROOM 65450 /**< Expect this maximum number of bytes for composition of EPBs */
+/* <<UniPG */
+
+/**
+ * EXPERIMENTAL FOR THE MOMENT
+ * Supported options about file information used only in j2k_dump
+*/
+#define OPJ_IMG_INFO        1   /**< Basic image information provided to the user */
+#define OPJ_J2K_MH_INFO     2   /**< Codestream information based only on the main header */
+#define OPJ_J2K_TH_INFO     4   /**< Tile information based on the current tile header */
+#define OPJ_J2K_TCH_INFO    8   /**< Tile/Component information of all tiles */
+#define OPJ_J2K_MH_IND      16  /**< Codestream index based only on the main header */
+#define OPJ_J2K_TH_IND      32  /**< Tile index based on the current tile */
+/*FIXME #define OPJ_J2K_CSTR_IND    48*/    /**<  */
+#define OPJ_JP2_INFO        128 /**< JP2 file information */
+#define OPJ_JP2_IND         256 /**< JP2 file index */
+
+/**
+ * JPEG 2000 Profiles, see Table A.10 from 15444-1 (updated in various AMD)
+ * These values help choosing the RSIZ value for the J2K codestream.
+ * The RSIZ value triggers various encoding options, as detailed in Table A.10.
+ * If OPJ_PROFILE_PART2 is chosen, it has to be combined with one or more extensions
+ * described hereunder.
+ *   Example: rsiz = OPJ_PROFILE_PART2 | OPJ_EXTENSION_MCT;
+ * For broadcast profiles, the OPJ_PROFILE value has to be combined with the targeted
+ * mainlevel (3-0 LSB, value between 0 and 11):
+ *   Example: rsiz = OPJ_PROFILE_BC_MULTI | 0x0005; (here mainlevel 5)
+ * For IMF profiles, the OPJ_PROFILE value has to be combined with the targeted mainlevel
+ * (3-0 LSB, value between 0 and 11) and sublevel (7-4 LSB, value between 0 and 9):
+ *   Example: rsiz = OPJ_PROFILE_IMF_2K | 0x0040 | 0x0005; (here main 5 and sublevel 4)
+ * */
+#define OPJ_PROFILE_NONE        0x0000 /** no profile, conform to 15444-1 */
+#define OPJ_PROFILE_0           0x0001 /** Profile 0 as described in 15444-1,Table A.45 */
+#define OPJ_PROFILE_1           0x0002 /** Profile 1 as described in 15444-1,Table A.45 */
+#define OPJ_PROFILE_PART2       0x8000 /** At least 1 extension defined in 15444-2 (Part-2) */
+#define OPJ_PROFILE_CINEMA_2K   0x0003 /** 2K cinema profile defined in 15444-1 AMD1 */
+#define OPJ_PROFILE_CINEMA_4K   0x0004 /** 4K cinema profile defined in 15444-1 AMD1 */
+#define OPJ_PROFILE_CINEMA_S2K  0x0005 /** Scalable 2K cinema profile defined in 15444-1 AMD2 */
+#define OPJ_PROFILE_CINEMA_S4K  0x0006 /** Scalable 4K cinema profile defined in 15444-1 AMD2 */
+#define OPJ_PROFILE_CINEMA_LTS  0x0007 /** Long term storage cinema profile defined in 15444-1 AMD2 */
+#define OPJ_PROFILE_BC_SINGLE   0x0100 /** Single Tile Broadcast profile defined in 15444-1 AMD3 */
+#define OPJ_PROFILE_BC_MULTI    0x0200 /** Multi Tile Broadcast profile defined in 15444-1 AMD3 */
+#define OPJ_PROFILE_BC_MULTI_R  0x0300 /** Multi Tile Reversible Broadcast profile defined in 15444-1 AMD3 */
+#define OPJ_PROFILE_IMF_2K      0x0400 /** 2K Single Tile Lossy IMF profile defined in 15444-1 AMD 8 */
+#define OPJ_PROFILE_IMF_4K      0x0500 /** 4K Single Tile Lossy IMF profile defined in 15444-1 AMD 8 */
+#define OPJ_PROFILE_IMF_8K      0x0600 /** 8K Single Tile Lossy IMF profile defined in 15444-1 AMD 8 */
+#define OPJ_PROFILE_IMF_2K_R    0x0700 /** 2K Single/Multi Tile Reversible IMF profile defined in 15444-1 AMD 8 */
+#define OPJ_PROFILE_IMF_4K_R    0x0800 /** 4K Single/Multi Tile Reversible IMF profile defined in 15444-1 AMD 8 */
+#define OPJ_PROFILE_IMF_8K_R    0x0900 /** 8K Single/Multi Tile Reversible IMF profile defined in 15444-1 AMD 8 */
+
+/**
+ * JPEG 2000 Part-2 extensions
+ * */
+#define OPJ_EXTENSION_NONE      0x0000 /** No Part-2 extension */
+#define OPJ_EXTENSION_MCT       0x0100  /** Custom MCT support */
+
+/**
+ * JPEG 2000 profile macros
+ * */
+#define OPJ_IS_CINEMA(v)     (((v) >= OPJ_PROFILE_CINEMA_2K)&&((v) <= OPJ_PROFILE_CINEMA_S4K))
+#define OPJ_IS_STORAGE(v)    ((v) == OPJ_PROFILE_CINEMA_LTS)
+#define OPJ_IS_BROADCAST(v)  (((v) >= OPJ_PROFILE_BC_SINGLE)&&((v) <= ((OPJ_PROFILE_BC_MULTI_R) | (0x000b))))
+#define OPJ_IS_IMF(v)        (((v) >= OPJ_PROFILE_IMF_2K)&&((v) <= ((OPJ_PROFILE_IMF_8K_R) | (0x009b))))
+#define OPJ_IS_PART2(v)      ((v) & OPJ_PROFILE_PART2)
+
+#define OPJ_GET_IMF_PROFILE(v)   ((v) & 0xff00)      /** Extract IMF profile without mainlevel/sublevel */
+#define OPJ_GET_IMF_MAINLEVEL(v) ((v) & 0xf)         /** Extract IMF main level */
+#define OPJ_GET_IMF_SUBLEVEL(v)  (((v) >> 4) & 0xf)  /** Extract IMF sub level */
+
+#define OPJ_IMF_MAINLEVEL_MAX    11   /** Maximum main level */
+
+/** Max. Components Sampling Rate (MSamples/sec) per IMF main level */
+#define OPJ_IMF_MAINLEVEL_1_MSAMPLESEC   65      /** MSamples/sec for IMF main level 1 */
+#define OPJ_IMF_MAINLEVEL_2_MSAMPLESEC   130     /** MSamples/sec for IMF main level 2 */
+#define OPJ_IMF_MAINLEVEL_3_MSAMPLESEC   195     /** MSamples/sec for IMF main level 3 */
+#define OPJ_IMF_MAINLEVEL_4_MSAMPLESEC   260     /** MSamples/sec for IMF main level 4 */
+#define OPJ_IMF_MAINLEVEL_5_MSAMPLESEC   520     /** MSamples/sec for IMF main level 5 */
+#define OPJ_IMF_MAINLEVEL_6_MSAMPLESEC   1200    /** MSamples/sec for IMF main level 6 */
+#define OPJ_IMF_MAINLEVEL_7_MSAMPLESEC   2400    /** MSamples/sec for IMF main level 7 */
+#define OPJ_IMF_MAINLEVEL_8_MSAMPLESEC   4800    /** MSamples/sec for IMF main level 8 */
+#define OPJ_IMF_MAINLEVEL_9_MSAMPLESEC   9600    /** MSamples/sec for IMF main level 9 */
+#define OPJ_IMF_MAINLEVEL_10_MSAMPLESEC  19200   /** MSamples/sec for IMF main level 10 */
+#define OPJ_IMF_MAINLEVEL_11_MSAMPLESEC  38400   /** MSamples/sec for IMF main level 11 */
+
+/** Max. compressed Bit Rate (Mbits/s) per IMF sub level */
+#define OPJ_IMF_SUBLEVEL_1_MBITSSEC      200     /** Mbits/s for IMF sub level 1 */
+#define OPJ_IMF_SUBLEVEL_2_MBITSSEC      400     /** Mbits/s for IMF sub level 2 */
+#define OPJ_IMF_SUBLEVEL_3_MBITSSEC      800     /** Mbits/s for IMF sub level 3 */
+#define OPJ_IMF_SUBLEVEL_4_MBITSSEC     1600     /** Mbits/s for IMF sub level 4 */
+#define OPJ_IMF_SUBLEVEL_5_MBITSSEC     3200     /** Mbits/s for IMF sub level 5 */
+#define OPJ_IMF_SUBLEVEL_6_MBITSSEC     6400     /** Mbits/s for IMF sub level 6 */
+#define OPJ_IMF_SUBLEVEL_7_MBITSSEC    12800     /** Mbits/s for IMF sub level 7 */
+#define OPJ_IMF_SUBLEVEL_8_MBITSSEC    25600     /** Mbits/s for IMF sub level 8 */
+#define OPJ_IMF_SUBLEVEL_9_MBITSSEC    51200     /** Mbits/s for IMF sub level 9 */
+
+/**
+ * JPEG 2000 codestream and component size limits in cinema profiles
+ * */
+#define OPJ_CINEMA_24_CS     1302083    /** Maximum codestream length for 24fps */
+#define OPJ_CINEMA_48_CS     651041     /** Maximum codestream length for 48fps */
+#define OPJ_CINEMA_24_COMP   1041666    /** Maximum size per color component for 2K & 4K @ 24fps */
+#define OPJ_CINEMA_48_COMP   520833     /** Maximum size per color component for 2K @ 48fps */
+
+/*
+==========================================================
+   enum definitions
+==========================================================
+*/
+
+/**
+ * DEPRECATED: use RSIZ, OPJ_PROFILE_* and OPJ_EXTENSION_* instead
+ * Rsiz Capabilities
+ * */
+typedef enum RSIZ_CAPABILITIES {
+    OPJ_STD_RSIZ = 0,       /** Standard JPEG2000 profile*/
+    OPJ_CINEMA2K = 3,       /** Profile name for a 2K image*/
+    OPJ_CINEMA4K = 4,       /** Profile name for a 4K image*/
+    OPJ_MCT = 0x8100
+} OPJ_RSIZ_CAPABILITIES;
+
+/**
+ * DEPRECATED: use RSIZ, OPJ_PROFILE_* and OPJ_EXTENSION_* instead
+ * Digital cinema operation mode
+ * */
+typedef enum CINEMA_MODE {
+    OPJ_OFF = 0,            /** Not Digital Cinema*/
+    OPJ_CINEMA2K_24 = 1,    /** 2K Digital Cinema at 24 fps*/
+    OPJ_CINEMA2K_48 = 2,    /** 2K Digital Cinema at 48 fps*/
+    OPJ_CINEMA4K_24 = 3     /** 4K Digital Cinema at 24 fps*/
+} OPJ_CINEMA_MODE;
+
+/**
+ * Progression order
+ * */
+typedef enum PROG_ORDER {
+    OPJ_PROG_UNKNOWN = -1,  /**< place-holder */
+    OPJ_LRCP = 0,           /**< layer-resolution-component-precinct order */
+    OPJ_RLCP = 1,           /**< resolution-layer-component-precinct order */
+    OPJ_RPCL = 2,           /**< resolution-precinct-component-layer order */
+    OPJ_PCRL = 3,           /**< precinct-component-resolution-layer order */
+    OPJ_CPRL = 4            /**< component-precinct-resolution-layer order */
+} OPJ_PROG_ORDER;
+
+/**
+ * Supported image color spaces
+*/
+typedef enum COLOR_SPACE {
+    OPJ_CLRSPC_UNKNOWN = -1,    /**< not supported by the library */
+    OPJ_CLRSPC_UNSPECIFIED = 0, /**< not specified in the codestream */
+    OPJ_CLRSPC_SRGB = 1,        /**< sRGB */
+    OPJ_CLRSPC_GRAY = 2,        /**< grayscale */
+    OPJ_CLRSPC_SYCC = 3,        /**< YUV */
+    OPJ_CLRSPC_EYCC = 4,        /**< e-YCC */
+    OPJ_CLRSPC_CMYK = 5         /**< CMYK */
+} OPJ_COLOR_SPACE;
+
+/**
+ * Supported codec
+*/
+typedef enum CODEC_FORMAT {
+    OPJ_CODEC_UNKNOWN = -1, /**< place-holder */
+    OPJ_CODEC_J2K  = 0,     /**< JPEG-2000 codestream : read/write */
+    OPJ_CODEC_JPT  = 1,     /**< JPT-stream (JPEG 2000, JPIP) : read only */
+    OPJ_CODEC_JP2  = 2,     /**< JP2 file format : read/write */
+    OPJ_CODEC_JPP  = 3,     /**< JPP-stream (JPEG 2000, JPIP) : to be coded */
+    OPJ_CODEC_JPX  = 4      /**< JPX file format (JPEG 2000 Part-2) : to be coded */
+} OPJ_CODEC_FORMAT;
+
+
+/*
+==========================================================
+   event manager typedef definitions
+==========================================================
+*/
+
+/**
+ * Callback function prototype for events
+ * @param msg               Event message
+ * @param client_data       Client object where will be return the event message
+ * */
+typedef void (*opj_msg_callback)(const char *msg, void *client_data);
+
+/*
+==========================================================
+   codec typedef definitions
+==========================================================
+*/
+
+#ifndef OPJ_UINT32_SEMANTICALLY_BUT_INT32
+#define OPJ_UINT32_SEMANTICALLY_BUT_INT32 OPJ_INT32
+#endif
+
+/**
+ * Progression order changes
+ *
+ */
+typedef struct opj_poc {
+    /** Resolution num start, Component num start, given by POC */
+    OPJ_UINT32 resno0, compno0;
+    /** Layer num end,Resolution num end, Component num end, given by POC */
+    OPJ_UINT32 layno1, resno1, compno1;
+    /** Layer num start,Precinct num start, Precinct num end */
+    OPJ_UINT32 layno0, precno0, precno1;
+    /** Progression order enum*/
+    OPJ_PROG_ORDER prg1, prg;
+    /** Progression order string*/
+    OPJ_CHAR progorder[5];
+    /** Tile number (starting at 1) */
+    OPJ_UINT32 tile;
+    /** Start and end values for Tile width and height*/
+    OPJ_UINT32_SEMANTICALLY_BUT_INT32 tx0, tx1, ty0, ty1;
+    /** Start value, initialised in pi_initialise_encode*/
+    OPJ_UINT32 layS, resS, compS, prcS;
+    /** End value, initialised in pi_initialise_encode */
+    OPJ_UINT32 layE, resE, compE, prcE;
+    /** Start and end values of Tile width and height, initialised in pi_initialise_encode*/
+    OPJ_UINT32 txS, txE, tyS, tyE, dx, dy;
+    /** Temporary values for Tile parts, initialised in pi_create_encode */
+    OPJ_UINT32 lay_t, res_t, comp_t, prc_t, tx0_t, ty0_t;
+} opj_poc_t;
+
+/**
+ * Compression parameters
+ * */
+typedef struct opj_cparameters {
+    /** size of tile: tile_size_on = false (not in argument) or = true (in argument) */
+    OPJ_BOOL tile_size_on;
+    /** XTOsiz */
+    int cp_tx0;
+    /** YTOsiz */
+    int cp_ty0;
+    /** XTsiz */
+    int cp_tdx;
+    /** YTsiz */
+    int cp_tdy;
+    /** allocation by rate/distortion */
+    int cp_disto_alloc;
+    /** allocation by fixed layer */
+    int cp_fixed_alloc;
+    /** allocation by fixed quality (PSNR) */
+    int cp_fixed_quality;
+    /** fixed layer */
+    int *cp_matrice;
+    /** comment for coding */
+    char *cp_comment;
+    /** csty : coding style */
+    int csty;
+    /** progression order (default OPJ_LRCP) */
+    OPJ_PROG_ORDER prog_order;
+    /** progression order changes */
+    opj_poc_t POC[32];
+    /** number of progression order changes (POC), default to 0 */
+    OPJ_UINT32 numpocs;
+    /** number of layers */
+    int tcp_numlayers;
+    /** rates of layers - might be subsequently limited by the max_cs_size field.
+     * Should be decreasing. 1 can be
+     * used as last value to indicate the last layer is lossless. */
+    float tcp_rates[100];
+    /** different psnr for successive layers. Should be increasing. 0 can be
+     * used as last value to indicate the last layer is lossless. */
+    float tcp_distoratio[100];
+    /** number of resolutions */
+    int numresolution;
+    /** initial code block width, default to 64 */
+    int cblockw_init;
+    /** initial code block height, default to 64 */
+    int cblockh_init;
+    /** mode switch (cblk_style) */
+    int mode;
+    /** 1 : use the irreversible DWT 9-7, 0 : use lossless compression (default) */
+    int irreversible;
+    /** region of interest: affected component in [0..3], -1 means no ROI */
+    int roi_compno;
+    /** region of interest: upshift value */
+    int roi_shift;
+    /* number of precinct size specifications */
+    int res_spec;
+    /** initial precinct width */
+    int prcw_init[OPJ_J2K_MAXRLVLS];
+    /** initial precinct height */
+    int prch_init[OPJ_J2K_MAXRLVLS];
+
+    /**@name command line encoder parameters (not used inside the library) */
+    /*@{*/
+    /** input file name */
+    char infile[OPJ_PATH_LEN];
+    /** output file name */
+    char outfile[OPJ_PATH_LEN];
+    /** DEPRECATED. Index generation is now handled with the opj_encode_with_info() function. Set to NULL */
+    int index_on;
+    /** DEPRECATED. Index generation is now handled with the opj_encode_with_info() function. Set to NULL */
+    char index[OPJ_PATH_LEN];
+    /** subimage encoding: origin image offset in x direction */
+    int image_offset_x0;
+    /** subimage encoding: origin image offset in y direction */
+    int image_offset_y0;
+    /** subsampling value for dx */
+    int subsampling_dx;
+    /** subsampling value for dy */
+    int subsampling_dy;
+    /** input file format 0: PGX, 1: PxM, 2: BMP 3:TIF*/
+    int decod_format;
+    /** output file format 0: J2K, 1: JP2, 2: JPT */
+    int cod_format;
+    /*@}*/
+
+    /* UniPG>> */ /* NOT YET USED IN THE V2 VERSION OF OPENJPEG */
+    /**@name JPWL encoding parameters */
+    /*@{*/
+    /** enables writing of EPC in MH, thus activating JPWL */
+    OPJ_BOOL jpwl_epc_on;
+    /** error protection method for MH (0,1,16,32,37-128) */
+    int jpwl_hprot_MH;
+    /** tile number of header protection specification (>=0) */
+    int jpwl_hprot_TPH_tileno[JPWL_MAX_NO_TILESPECS];
+    /** error protection methods for TPHs (0,1,16,32,37-128) */
+    int jpwl_hprot_TPH[JPWL_MAX_NO_TILESPECS];
+    /** tile number of packet protection specification (>=0) */
+    int jpwl_pprot_tileno[JPWL_MAX_NO_PACKSPECS];
+    /** packet number of packet protection specification (>=0) */
+    int jpwl_pprot_packno[JPWL_MAX_NO_PACKSPECS];
+    /** error protection methods for packets (0,1,16,32,37-128) */
+    int jpwl_pprot[JPWL_MAX_NO_PACKSPECS];
+    /** enables writing of ESD, (0=no/1/2 bytes) */
+    int jpwl_sens_size;
+    /** sensitivity addressing size (0=auto/2/4 bytes) */
+    int jpwl_sens_addr;
+    /** sensitivity range (0-3) */
+    int jpwl_sens_range;
+    /** sensitivity method for MH (-1=no,0-7) */
+    int jpwl_sens_MH;
+    /** tile number of sensitivity specification (>=0) */
+    int jpwl_sens_TPH_tileno[JPWL_MAX_NO_TILESPECS];
+    /** sensitivity methods for TPHs (-1=no,0-7) */
+    int jpwl_sens_TPH[JPWL_MAX_NO_TILESPECS];
+    /*@}*/
+    /* <<UniPG */
+
+    /**
+     * DEPRECATED: use RSIZ, OPJ_PROFILE_* and MAX_COMP_SIZE instead
+     * Digital Cinema compliance 0-not compliant, 1-compliant
+     * */
+    OPJ_CINEMA_MODE cp_cinema;
+    /**
+     * Maximum size (in bytes) for each component.
+     * If == 0, component size limitation is not considered
+     * */
+    int max_comp_size;
+    /**
+     * DEPRECATED: use RSIZ, OPJ_PROFILE_* and OPJ_EXTENSION_* instead
+     * Profile name
+     * */
+    OPJ_RSIZ_CAPABILITIES cp_rsiz;
+    /** Tile part generation*/
+    char tp_on;
+    /** Flag for Tile part generation*/
+    char tp_flag;
+    /** MCT (multiple component transform) */
+    char tcp_mct;
+    /** Enable JPIP indexing*/
+    OPJ_BOOL jpip_on;
+    /** Naive implementation of MCT restricted to a single reversible array based
+        encoding without offset concerning all the components. */
+    void * mct_data;
+    /**
+     * Maximum size (in bytes) for the whole codestream.
+     * If == 0, codestream size limitation is not considered
+     * If it does not comply with tcp_rates, max_cs_size prevails
+     * and a warning is issued.
+     * */
+    int max_cs_size;
+    /** RSIZ value
+        To be used to combine OPJ_PROFILE_*, OPJ_EXTENSION_* and (sub)levels values. */
+    OPJ_UINT16 rsiz;
+} opj_cparameters_t;
+
+#define OPJ_DPARAMETERS_IGNORE_PCLR_CMAP_CDEF_FLAG  0x0001
+#define OPJ_DPARAMETERS_DUMP_FLAG                   0x0002
+
+/**
+ * Decompression parameters
+ * */
+typedef struct opj_dparameters {
+    /**
+    Set the number of highest resolution levels to be discarded.
+    The image resolution is effectively divided by 2 to the power of the number of discarded levels.
+    The reduce factor is limited by the smallest total number of decomposition levels among tiles.
+    if != 0, then original dimension divided by 2^(reduce);
+    if == 0 or not used, image is decoded to the full resolution
+    */
+    OPJ_UINT32 cp_reduce;
+    /**
+    Set the maximum number of quality layers to decode.
+    If there are less quality layers than the specified number, all the quality layers are decoded.
+    if != 0, then only the first "layer" layers are decoded;
+    if == 0 or not used, all the quality layers are decoded
+    */
+    OPJ_UINT32 cp_layer;
+
+    /**@name command line decoder parameters (not used inside the library) */
+    /*@{*/
+    /** input file name */
+    char infile[OPJ_PATH_LEN];
+    /** output file name */
+    char outfile[OPJ_PATH_LEN];
+    /** input file format 0: J2K, 1: JP2, 2: JPT */
+    int decod_format;
+    /** output file format 0: PGX, 1: PxM, 2: BMP */
+    int cod_format;
+
+    /** Decoding area left boundary */
+    OPJ_UINT32 DA_x0;
+    /** Decoding area right boundary */
+    OPJ_UINT32 DA_x1;
+    /** Decoding area up boundary */
+    OPJ_UINT32 DA_y0;
+    /** Decoding area bottom boundary */
+    OPJ_UINT32 DA_y1;
+    /** Verbose mode */
+    OPJ_BOOL m_verbose;
+
+    /** tile number of the decoded tile */
+    OPJ_UINT32 tile_index;
+    /** Nb of tile to decode */
+    OPJ_UINT32 nb_tile_to_decode;
+
+    /*@}*/
+
+    /* UniPG>> */ /* NOT YET USED IN THE V2 VERSION OF OPENJPEG */
+    /**@name JPWL decoding parameters */
+    /*@{*/
+    /** activates the JPWL correction capabilities */
+    OPJ_BOOL jpwl_correct;
+    /** expected number of components */
+    int jpwl_exp_comps;
+    /** maximum number of tiles */
+    int jpwl_max_tiles;
+    /*@}*/
+    /* <<UniPG */
+
+    unsigned int flags;
+
+} opj_dparameters_t;
+
+
+/**
+ * JPEG2000 codec V2.
+ * */
+typedef void * opj_codec_t;
+
+/*
+==========================================================
+   I/O stream typedef definitions
+==========================================================
+*/
+
+/**
+ * Stream open flags.
+ * */
+/** The stream was opened for reading. */
+#define OPJ_STREAM_READ OPJ_TRUE
+/** The stream was opened for writing. */
+#define OPJ_STREAM_WRITE OPJ_FALSE
+
+/*
+ * Callback function prototype for read function
+ */
+typedef OPJ_SIZE_T(* opj_stream_read_fn)(void * p_buffer, OPJ_SIZE_T p_nb_bytes,
+        void * p_user_data) ;
+
+/*
+ * Callback function prototype for write function
+ */
+typedef OPJ_SIZE_T(* opj_stream_write_fn)(void * p_buffer,
+        OPJ_SIZE_T p_nb_bytes, void * p_user_data) ;
+
+/*
+ * Callback function prototype for skip function
+ */
+typedef OPJ_OFF_T(* opj_stream_skip_fn)(OPJ_OFF_T p_nb_bytes,
+                                        void * p_user_data) ;
+
+/*
+ * Callback function prototype for seek function
+ */
+typedef OPJ_BOOL(* opj_stream_seek_fn)(OPJ_OFF_T p_nb_bytes,
+                                       void * p_user_data) ;
+
+/*
+ * Callback function prototype for free user data function
+ */
+typedef void (* opj_stream_free_user_data_fn)(void * p_user_data) ;
+
+/*
+ * JPEG2000 Stream.
+ */
+typedef void * opj_stream_t;
+
+/*
+==========================================================
+   image typedef definitions
+==========================================================
+*/
+
+/**
+ * Defines a single image component
+ * */
+typedef struct opj_image_comp {
+    /** XRsiz: horizontal separation of a sample of ith component with respect to the reference grid */
+    OPJ_UINT32 dx;
+    /** YRsiz: vertical separation of a sample of ith component with respect to the reference grid */
+    OPJ_UINT32 dy;
+    /** data width */
+    OPJ_UINT32 w;
+    /** data height */
+    OPJ_UINT32 h;
+    /** x component offset compared to the whole image */
+    OPJ_UINT32 x0;
+    /** y component offset compared to the whole image */
+    OPJ_UINT32 y0;
+    /** precision: number of bits per component per pixel */
+    OPJ_UINT32 prec;
+    /** obsolete: use prec instead */
+    OPJ_DEPRECATED_STRUCT_MEMBER(OPJ_UINT32 bpp, "Use prec instead");
+    /** signed (1) / unsigned (0) */
+    OPJ_UINT32 sgnd;
+    /** number of decoded resolution */
+    OPJ_UINT32 resno_decoded;
+    /** number of division by 2 of the out image compared to the original size of image */
+    OPJ_UINT32 factor;
+    /** image component data */
+    OPJ_INT32 *data;
+    /** alpha channel */
+    OPJ_UINT16 alpha;
+} opj_image_comp_t;
+
+/**
+ * Defines image data and characteristics
+ * */
+typedef struct opj_image {
+    /** XOsiz: horizontal offset from the origin of the reference grid to the left side of the image area */
+    OPJ_UINT32 x0;
+    /** YOsiz: vertical offset from the origin of the reference grid to the top side of the image area */
+    OPJ_UINT32 y0;
+    /** Xsiz: width of the reference grid */
+    OPJ_UINT32 x1;
+    /** Ysiz: height of the reference grid */
+    OPJ_UINT32 y1;
+    /** number of components in the image */
+    OPJ_UINT32 numcomps;
+    /** color space: sRGB, Greyscale or YUV */
+    OPJ_COLOR_SPACE color_space;
+    /** image components */
+    opj_image_comp_t *comps;
+    /** 'restricted' ICC profile */
+    OPJ_BYTE *icc_profile_buf;
+    /** size of ICC profile */
+    OPJ_UINT32 icc_profile_len;
+} opj_image_t;
+
+
+/**
+ * Component parameters structure used by the opj_image_create function
+ * */
+typedef struct opj_image_comptparm {
+    /** XRsiz: horizontal separation of a sample of ith component with respect to the reference grid */
+    OPJ_UINT32 dx;
+    /** YRsiz: vertical separation of a sample of ith component with respect to the reference grid */
+    OPJ_UINT32 dy;
+    /** data width */
+    OPJ_UINT32 w;
+    /** data height */
+    OPJ_UINT32 h;
+    /** x component offset compared to the whole image */
+    OPJ_UINT32 x0;
+    /** y component offset compared to the whole image */
+    OPJ_UINT32 y0;
+    /** precision: number of bits per component per pixel */
+    OPJ_UINT32 prec;
+    /** obsolete: use prec instead */
+    OPJ_DEPRECATED_STRUCT_MEMBER(OPJ_UINT32 bpp, "Use prec instead");
+    /** signed (1) / unsigned (0) */
+    OPJ_UINT32 sgnd;
+} opj_image_cmptparm_t;
+
+
+/*
+==========================================================
+   Information on the JPEG 2000 codestream
+==========================================================
+*/
+/* QUITE EXPERIMENTAL FOR THE MOMENT */
+
+/**
+ * Index structure : Information concerning a packet inside tile
+ * */
+typedef struct opj_packet_info {
+    /** packet start position (including SOP marker if it exists) */
+    OPJ_OFF_T start_pos;
+    /** end of packet header position (including EPH marker if it exists)*/
+    OPJ_OFF_T end_ph_pos;
+    /** packet end position */
+    OPJ_OFF_T end_pos;
+    /** packet distortion */
+    double disto;
+} opj_packet_info_t;
+
+
+/* UniPG>> */
+/**
+ * Marker structure
+ * */
+typedef struct opj_marker_info {
+    /** marker type */
+    unsigned short int type;
+    /** position in codestream */
+    OPJ_OFF_T pos;
+    /** length, marker val included */
+    int len;
+} opj_marker_info_t;
+/* <<UniPG */
+
+/**
+ * Index structure : Information concerning tile-parts
+*/
+typedef struct opj_tp_info {
+    /** start position of tile part */
+    int tp_start_pos;
+    /** end position of tile part header */
+    int tp_end_header;
+    /** end position of tile part */
+    int tp_end_pos;
+    /** start packet of tile part */
+    int tp_start_pack;
+    /** number of packets of tile part */
+    int tp_numpacks;
+} opj_tp_info_t;
+
+/**
+ * Index structure : information regarding tiles
+*/
+typedef struct opj_tile_info {
+    /** value of thresh for each layer by tile cfr. Marcela   */
+    double *thresh;
+    /** number of tile */
+    int tileno;
+    /** start position */
+    int start_pos;
+    /** end position of the header */
+    int end_header;
+    /** end position */
+    int end_pos;
+    /** precinct number for each resolution level (width) */
+    int pw[33];
+    /** precinct number for each resolution level (height) */
+    int ph[33];
+    /** precinct size (in power of 2), in X for each resolution level */
+    int pdx[33];
+    /** precinct size (in power of 2), in Y for each resolution level */
+    int pdy[33];
+    /** information concerning packets inside tile */
+    opj_packet_info_t *packet;
+    /** number of pixels of the tile */
+    int numpix;
+    /** distortion of the tile */
+    double distotile;
+    /** number of markers */
+    int marknum;
+    /** list of markers */
+    opj_marker_info_t *marker;
+    /** actual size of markers array */
+    int maxmarknum;
+    /** number of tile parts */
+    int num_tps;
+    /** information concerning tile parts */
+    opj_tp_info_t *tp;
+} opj_tile_info_t;
+
+/**
+ * Index structure of the codestream
+*/
+typedef struct opj_codestream_info {
+    /** maximum distortion reduction on the whole image (add for Marcela) */
+    double D_max;
+    /** packet number */
+    int packno;
+    /** writing the packet in the index with t2_encode_packets */
+    int index_write;
+    /** image width */
+    int image_w;
+    /** image height */
+    int image_h;
+    /** progression order */
+    OPJ_PROG_ORDER prog;
+    /** tile size in x */
+    int tile_x;
+    /** tile size in y */
+    int tile_y;
+    /** */
+    int tile_Ox;
+    /** */
+    int tile_Oy;
+    /** number of tiles in X */
+    int tw;
+    /** number of tiles in Y */
+    int th;
+    /** component numbers */
+    int numcomps;
+    /** number of layer */
+    int numlayers;
+    /** number of decomposition for each component */
+    int *numdecompos;
+    /* UniPG>> */
+    /** number of markers */
+    int marknum;
+    /** list of markers */
+    opj_marker_info_t *marker;
+    /** actual size of markers array */
+    int maxmarknum;
+    /* <<UniPG */
+    /** main header position */
+    int main_head_start;
+    /** main header position */
+    int main_head_end;
+    /** codestream's size */
+    int codestream_size;
+    /** information regarding tiles inside image */
+    opj_tile_info_t *tile;
+} opj_codestream_info_t;
+
+/* <----------------------------------------------------------- */
+/* new output management of the codestream information and index */
+
+/**
+ * Tile-component coding parameters information
+ */
+typedef struct opj_tccp_info {
+    /** component index */
+    OPJ_UINT32 compno;
+    /** coding style */
+    OPJ_UINT32 csty;
+    /** number of resolutions */
+    OPJ_UINT32 numresolutions;
+    /** log2 of code-blocks width */
+    OPJ_UINT32 cblkw;
+    /** log2 of code-blocks height */
+    OPJ_UINT32 cblkh;
+    /** code-block coding style */
+    OPJ_UINT32 cblksty;
+    /** discrete wavelet transform identifier: 0 = 9-7 irreversible, 1 = 5-3 reversible */
+    OPJ_UINT32 qmfbid;
+    /** quantisation style */
+    OPJ_UINT32 qntsty;
+    /** stepsizes used for quantization */
+    OPJ_UINT32 stepsizes_mant[OPJ_J2K_MAXBANDS];
+    /** stepsizes used for quantization */
+    OPJ_UINT32 stepsizes_expn[OPJ_J2K_MAXBANDS];
+    /** number of guard bits */
+    OPJ_UINT32 numgbits;
+    /** Region Of Interest shift */
+    OPJ_INT32 roishift;
+    /** precinct width */
+    OPJ_UINT32 prcw[OPJ_J2K_MAXRLVLS];
+    /** precinct height */
+    OPJ_UINT32 prch[OPJ_J2K_MAXRLVLS];
+}
+opj_tccp_info_t;
+
+/**
+ * Tile coding parameters information
+ */
+typedef struct opj_tile_v2_info {
+
+    /** number (index) of tile */
+    int tileno;
+    /** coding style */
+    OPJ_UINT32 csty;
+    /** progression order */
+    OPJ_PROG_ORDER prg;
+    /** number of layers */
+    OPJ_UINT32 numlayers;
+    /** multi-component transform identifier */
+    OPJ_UINT32 mct;
+
+    /** information concerning tile component parameters*/
+    opj_tccp_info_t *tccp_info;
+
+} opj_tile_info_v2_t;
+
+/**
+ * Information structure about the codestream (FIXME should be expand and enhance)
+ */
+typedef struct opj_codestream_info_v2 {
+    /* Tile info */
+    /** tile origin in x = XTOsiz */
+    OPJ_UINT32 tx0;
+    /** tile origin in y = YTOsiz */
+    OPJ_UINT32 ty0;
+    /** tile size in x = XTsiz */
+    OPJ_UINT32 tdx;
+    /** tile size in y = YTsiz */
+    OPJ_UINT32 tdy;
+    /** number of tiles in X */
+    OPJ_UINT32 tw;
+    /** number of tiles in Y */
+    OPJ_UINT32 th;
+
+    /** number of components*/
+    OPJ_UINT32 nbcomps;
+
+    /** Default information regarding tiles inside image */
+    opj_tile_info_v2_t m_default_tile_info;
+
+    /** information regarding tiles inside image */
+    opj_tile_info_v2_t *tile_info; /* FIXME not used for the moment */
+
+} opj_codestream_info_v2_t;
+
+
+/**
+ * Index structure about a tile part
+ */
+typedef struct opj_tp_index {
+    /** start position */
+    OPJ_OFF_T start_pos;
+    /** end position of the header */
+    OPJ_OFF_T end_header;
+    /** end position */
+    OPJ_OFF_T end_pos;
+
+} opj_tp_index_t;
+
+/**
+ * Index structure about a tile
+ */
+typedef struct opj_tile_index {
+    /** tile index */
+    OPJ_UINT32 tileno;
+
+    /** number of tile parts */
+    OPJ_UINT32 nb_tps;
+    /** current nb of tile part (allocated)*/
+    OPJ_UINT32 current_nb_tps;
+    /** current tile-part index */
+    OPJ_UINT32 current_tpsno;
+    /** information concerning tile parts */
+    opj_tp_index_t *tp_index;
+
+    /* UniPG>> */ /* NOT USED FOR THE MOMENT IN THE V2 VERSION */
+    /** number of markers */
+    OPJ_UINT32 marknum;
+    /** list of markers */
+    opj_marker_info_t *marker;
+    /** actual size of markers array */
+    OPJ_UINT32 maxmarknum;
+    /* <<UniPG */
+
+    /** packet number */
+    OPJ_UINT32 nb_packet;
+    /** information concerning packets inside tile */
+    opj_packet_info_t *packet_index;
+
+} opj_tile_index_t;
+
+/**
+ * Index structure of the codestream (FIXME should be expand and enhance)
+ */
+typedef struct opj_codestream_index {
+    /** main header start position (SOC position) */
+    OPJ_OFF_T main_head_start;
+    /** main header end position (first SOT position) */
+    OPJ_OFF_T main_head_end;
+
+    /** codestream's size */
+    OPJ_UINT64 codestream_size;
+
+    /* UniPG>> */ /* NOT USED FOR THE MOMENT IN THE V2 VERSION */
+    /** number of markers */
+    OPJ_UINT32 marknum;
+    /** list of markers */
+    opj_marker_info_t *marker;
+    /** actual size of markers array */
+    OPJ_UINT32 maxmarknum;
+    /* <<UniPG */
+
+    /** */
+    OPJ_UINT32 nb_of_tiles;
+    /** */
+    opj_tile_index_t *tile_index; /* FIXME not used for the moment */
+
+} opj_codestream_index_t;
+/* -----------------------------------------------------------> */
+
+/*
+==========================================================
+   Metadata from the JP2file
+==========================================================
+*/
+
+/**
+ * Info structure of the JP2 file
+ * EXPERIMENTAL FOR THE MOMENT
+ */
+typedef struct opj_jp2_metadata {
+    /** */
+    OPJ_INT32   not_used;
+
+} opj_jp2_metadata_t;
+
+/**
+ * Index structure of the JP2 file
+ * EXPERIMENTAL FOR THE MOMENT
+ */
+typedef struct opj_jp2_index {
+    /** */
+    OPJ_INT32   not_used;
+
+} opj_jp2_index_t;
+
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+
+/*
+==========================================================
+   openjpeg version
+==========================================================
+*/
+
+/* Get the version of the openjpeg library*/
+OPJ_API const char * OPJ_CALLCONV opj_version(void);
+
+/*
+==========================================================
+   image functions definitions
+==========================================================
+*/
+
+/**
+ * Create an image
+ *
+ * @param numcmpts      number of components
+ * @param cmptparms     components parameters
+ * @param clrspc        image color space
+ * @return returns      a new image structure if successful, returns NULL otherwise
+ * */
+OPJ_API opj_image_t* OPJ_CALLCONV opj_image_create(OPJ_UINT32 numcmpts,
+        opj_image_cmptparm_t *cmptparms, OPJ_COLOR_SPACE clrspc);
+
+/**
+ * Deallocate any resources associated with an image
+ *
+ * @param image         image to be destroyed
+ */
+OPJ_API void OPJ_CALLCONV opj_image_destroy(opj_image_t *image);
+
+/**
+ * Creates an image without allocating memory for the image (used in the new version of the library).
+ *
+ * @param   numcmpts    the number of components
+ * @param   cmptparms   the components parameters
+ * @param   clrspc      the image color space
+ *
+ * @return  a new image structure if successful, NULL otherwise.
+*/
+OPJ_API opj_image_t* OPJ_CALLCONV opj_image_tile_create(OPJ_UINT32 numcmpts,
+        opj_image_cmptparm_t *cmptparms, OPJ_COLOR_SPACE clrspc);
+
+/**
+ * Allocator for opj_image_t->comps[].data
+ * To be paired with opj_image_data_free.
+ *
+ * @param   size    number of bytes to allocate
+ *
+ * @return  a new pointer if successful, NULL otherwise.
+ * @since 2.2.0
+*/
+OPJ_API void* OPJ_CALLCONV opj_image_data_alloc(OPJ_SIZE_T size);
+
+/**
+ * Destructor for opj_image_t->comps[].data
+ * To be paired with opj_image_data_alloc.
+ *
+ * @param   ptr    Pointer to free
+ *
+ * @since 2.2.0
+*/
+OPJ_API void OPJ_CALLCONV opj_image_data_free(void* ptr);
+
+/*
+==========================================================
+   stream functions definitions
+==========================================================
+*/
+
+/**
+ * Creates an abstract stream. This function does nothing except allocating memory and initializing the abstract stream.
+ *
+ * @param   p_is_input      if set to true then the stream will be an input stream, an output stream else.
+ *
+ * @return  a stream object.
+*/
+OPJ_API opj_stream_t* OPJ_CALLCONV opj_stream_default_create(
+    OPJ_BOOL p_is_input);
+
+/**
+ * Creates an abstract stream. This function does nothing except allocating memory and initializing the abstract stream.
+ *
+ * @param   p_buffer_size  FIXME DOC
+ * @param   p_is_input      if set to true then the stream will be an input stream, an output stream else.
+ *
+ * @return  a stream object.
+*/
+OPJ_API opj_stream_t* OPJ_CALLCONV opj_stream_create(OPJ_SIZE_T p_buffer_size,
+        OPJ_BOOL p_is_input);
+
+/**
+ * Destroys a stream created by opj_create_stream. This function does NOT close the abstract stream. If needed the user must
+ * close its own implementation of the stream.
+ *
+ * @param   p_stream    the stream to destroy.
+ */
+OPJ_API void OPJ_CALLCONV opj_stream_destroy(opj_stream_t* p_stream);
+
+/**
+ * Sets the given function to be used as a read function.
+ * @param       p_stream    the stream to modify
+ * @param       p_function  the function to use a read function.
+*/
+OPJ_API void OPJ_CALLCONV opj_stream_set_read_function(opj_stream_t* p_stream,
+        opj_stream_read_fn p_function);
+
+/**
+ * Sets the given function to be used as a write function.
+ * @param       p_stream    the stream to modify
+ * @param       p_function  the function to use a write function.
+*/
+OPJ_API void OPJ_CALLCONV opj_stream_set_write_function(opj_stream_t* p_stream,
+        opj_stream_write_fn p_function);
+
+/**
+ * Sets the given function to be used as a skip function.
+ * @param       p_stream    the stream to modify
+ * @param       p_function  the function to use a skip function.
+*/
+OPJ_API void OPJ_CALLCONV opj_stream_set_skip_function(opj_stream_t* p_stream,
+        opj_stream_skip_fn p_function);
+
+/**
+ * Sets the given function to be used as a seek function, the stream is then seekable,
+ * using SEEK_SET behavior.
+ * @param       p_stream    the stream to modify
+ * @param       p_function  the function to use a skip function.
+*/
+OPJ_API void OPJ_CALLCONV opj_stream_set_seek_function(opj_stream_t* p_stream,
+        opj_stream_seek_fn p_function);
+
+/**
+ * Sets the given data to be used as a user data for the stream.
+ * @param       p_stream    the stream to modify
+ * @param       p_data      the data to set.
+ * @param       p_function  the function to free p_data when opj_stream_destroy() is called.
+*/
+OPJ_API void OPJ_CALLCONV opj_stream_set_user_data(opj_stream_t* p_stream,
+        void * p_data, opj_stream_free_user_data_fn p_function);
+
+/**
+ * Sets the length of the user data for the stream.
+ *
+ * @param p_stream    the stream to modify
+ * @param data_length length of the user_data.
+*/
+OPJ_API void OPJ_CALLCONV opj_stream_set_user_data_length(
+    opj_stream_t* p_stream, OPJ_UINT64 data_length);
+
+/**
+ * Create a stream from a file identified with its filename with default parameters (helper function)
+ * @param fname             the filename of the file to stream
+ * @param p_is_read_stream  whether the stream is a read stream (true) or not (false)
+*/
+OPJ_API opj_stream_t* OPJ_CALLCONV opj_stream_create_default_file_stream(
+    const char *fname, OPJ_BOOL p_is_read_stream);
+
+/** Create a stream from a file identified with its filename with a specific buffer size
+ * @param fname             the filename of the file to stream
+ * @param p_buffer_size     size of the chunk used to stream
+ * @param p_is_read_stream  whether the stream is a read stream (true) or not (false)
+*/
+OPJ_API opj_stream_t* OPJ_CALLCONV opj_stream_create_file_stream(
+    const char *fname,
+    OPJ_SIZE_T p_buffer_size,
+    OPJ_BOOL p_is_read_stream);
+
+/*
+==========================================================
+   event manager functions definitions
+==========================================================
+*/
+/**
+ * Set the info handler use by openjpeg.
+ * @param p_codec       the codec previously initialise
+ * @param p_callback    the callback function which will be used
+ * @param p_user_data   client object where will be returned the message
+*/
+OPJ_API OPJ_BOOL OPJ_CALLCONV opj_set_info_handler(opj_codec_t * p_codec,
+        opj_msg_callback p_callback,
+        void * p_user_data);
+/**
+ * Set the warning handler use by openjpeg.
+ * @param p_codec       the codec previously initialise
+ * @param p_callback    the callback function which will be used
+ * @param p_user_data   client object where will be returned the message
+*/
+OPJ_API OPJ_BOOL OPJ_CALLCONV opj_set_warning_handler(opj_codec_t * p_codec,
+        opj_msg_callback p_callback,
+        void * p_user_data);
+/**
+ * Set the error handler use by openjpeg.
+ * @param p_codec       the codec previously initialise
+ * @param p_callback    the callback function which will be used
+ * @param p_user_data   client object where will be returned the message
+*/
+OPJ_API OPJ_BOOL OPJ_CALLCONV opj_set_error_handler(opj_codec_t * p_codec,
+        opj_msg_callback p_callback,
+        void * p_user_data);
+
+/*
+==========================================================
+   codec functions definitions
+==========================================================
+*/
+
+/**
+ * Creates a J2K/JP2 decompression structure
+ * @param format        Decoder to select
+ *
+ * @return Returns a handle to a decompressor if successful, returns NULL otherwise
+ * */
+OPJ_API opj_codec_t* OPJ_CALLCONV opj_create_decompress(
+    OPJ_CODEC_FORMAT format);
+
+/**
+ * Destroy a decompressor handle
+ *
+ * @param   p_codec         decompressor handle to destroy
+ */
+OPJ_API void OPJ_CALLCONV opj_destroy_codec(opj_codec_t * p_codec);
+
+/**
+ * Read after the codestream if necessary
+ * @param   p_codec         the JPEG2000 codec to read.
+ * @param   p_stream        the JPEG2000 stream.
+ */
+OPJ_API OPJ_BOOL OPJ_CALLCONV opj_end_decompress(opj_codec_t *p_codec,
+        opj_stream_t *p_stream);
+
+
+/**
+ * Set decoding parameters to default values
+ * @param parameters Decompression parameters
+ */
+OPJ_API void OPJ_CALLCONV opj_set_default_decoder_parameters(
+    opj_dparameters_t *parameters);
+
+/**
+ * Setup the decoder with decompression parameters provided by the user and with the message handler
+ * provided by the user.
+ *
+ * @param p_codec       decompressor handler
+ * @param parameters    decompression parameters
+ *
+ * @return true         if the decoder is correctly set
+ */
+OPJ_API OPJ_BOOL OPJ_CALLCONV opj_setup_decoder(opj_codec_t *p_codec,
+        opj_dparameters_t *parameters);
+
+/**
+ * Set strict decoding parameter for this decoder.
+ * If strict decoding is enabled, partial bit streams will fail to decode, and
+ * the check for invalid TPSOT values added in https://github.com/uclouvain/openjpeg/pull/514
+ * will be disabled.
+ * If strict decoding is disabled, the decoder will decode partial
+ * bitstreams as much as possible without erroring, and the TPSOT fixing logic
+ * will be enabled.
+ *
+ * @param p_codec       decompressor handler
+ * @param strict        OPJ_TRUE to enable strict decoding, OPJ_FALSE to disable
+ *
+ * @return true         if the decoder is correctly set
+ */
+
+OPJ_API OPJ_BOOL OPJ_CALLCONV opj_decoder_set_strict_mode(opj_codec_t *p_codec,
+        OPJ_BOOL strict);
+
+/**
+ * Allocates worker threads for the compressor/decompressor.
+ *
+ * By default, only the main thread is used. If this function is not used,
+ * but the OPJ_NUM_THREADS environment variable is set, its value will be
+ * used to initialize the number of threads. The value can be either an integer
+ * number, or "ALL_CPUS". If OPJ_NUM_THREADS is set and this function is called,
+ * this function will override the behaviour of the environment variable.
+ *
+ * This function must be called after opj_setup_decoder() and
+ * before opj_read_header() for the decoding side, or after opj_setup_encoder()
+ * and before opj_start_compress() for the encoding side.
+ *
+ * @param p_codec       decompressor or compressor handler
+ * @param num_threads   number of threads.
+ *
+ * @return OPJ_TRUE     if the function is successful.
+ */
+OPJ_API OPJ_BOOL OPJ_CALLCONV opj_codec_set_threads(opj_codec_t *p_codec,
+        int num_threads);
+
+/**
+ * Decodes an image header.
+ *
+ * @param   p_stream        the jpeg2000 stream.
+ * @param   p_codec         the jpeg2000 codec to read.
+ * @param   p_image         the image structure initialized with the characteristics of encoded image.
+ *
+ * @return true             if the main header of the codestream and the JP2 header is correctly read.
+ */
+OPJ_API OPJ_BOOL OPJ_CALLCONV opj_read_header(opj_stream_t *p_stream,
+        opj_codec_t *p_codec,
+        opj_image_t **p_image);
+
+
+/** Restrict the number of components to decode.
+ *
+ * This function should be called after opj_read_header().
+ *
+ * This function enables to restrict the set of decoded components to the
+ * specified indices.
+ * Note that the current implementation (apply_color_transforms == OPJ_FALSE)
+ * is such that neither the multi-component transform at codestream level,
+ * nor JP2 channel transformations will be applied.
+ * Consequently the indices are relative to the codestream.
+ *
+ * Note: opj_decode_tile_data() should not be used together with opj_set_decoded_components().
+ *
+ * @param   p_codec         the jpeg2000 codec to read.
+ * @param   numcomps        Size of the comps_indices array.
+ * @param   comps_indices   Array of numcomps values representing the indices
+ *                          of the components to decode (relative to the
+ *                          codestream, starting at 0)
+ * @param   apply_color_transforms Whether multi-component transform at codestream level
+ *                                 or JP2 channel transformations should be applied.
+ *                                 Currently this parameter should be set to OPJ_FALSE.
+ *                                 Setting it to OPJ_TRUE will result in an error.
+ *
+ * @return OPJ_TRUE         in case of success.
+ */
+OPJ_API OPJ_BOOL OPJ_CALLCONV opj_set_decoded_components(opj_codec_t *p_codec,
+        OPJ_UINT32 numcomps,
+        const OPJ_UINT32* comps_indices,
+        OPJ_BOOL apply_color_transforms);
+
+/**
+ * Sets the given area to be decoded. This function should be called right after opj_read_header and before any tile header reading.
+ *
+ * The coordinates passed to this function should be expressed in the reference grid,
+ * that is to say at the highest resolution level, even if requesting the image at lower
+ * resolution levels.
+ *
+ * Generally opj_set_decode_area() should be followed by opj_decode(), and the
+ * codec cannot be re-used.
+ * In the particular case of an image made of a single tile, several sequences of
+ * calls to opoj_set_decode_area() and opj_decode() are allowed, and will bring
+ * performance improvements when reading an image by chunks.
+ *
+ * @param   p_codec         the jpeg2000 codec.
+ * @param   p_image         the decoded image previously set by opj_read_header
+ * @param   p_start_x       the left 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_start_y       the up position of the rectangle to decode (in image coordinates).
+ * @param   p_end_y         the bottom position of the rectangle to decode (in image coordinates).
+ *
+ * @return  true            if the area could be set.
+ */
+OPJ_API OPJ_BOOL OPJ_CALLCONV opj_set_decode_area(opj_codec_t *p_codec,
+        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);
+
+/**
+ * Decode an image from a JPEG-2000 codestream
+ *
+ * @param p_decompressor    decompressor handle
+ * @param p_stream          Input buffer stream
+ * @param p_image           the decoded image
+ * @return                  true if success, otherwise false
+ * */
+OPJ_API OPJ_BOOL OPJ_CALLCONV opj_decode(opj_codec_t *p_decompressor,
+        opj_stream_t *p_stream,
+        opj_image_t *p_image);
+
+/**
+ * Get the decoded tile from the codec
+ *
+ * @param   p_codec         the jpeg2000 codec.
+ * @param   p_stream        input stream
+ * @param   p_image         output image
+ * @param   tile_index      index of the tile which will be decode
+ *
+ * @return                  true if success, otherwise false
+ */
+OPJ_API OPJ_BOOL OPJ_CALLCONV opj_get_decoded_tile(opj_codec_t *p_codec,
+        opj_stream_t *p_stream,
+        opj_image_t *p_image,
+        OPJ_UINT32 tile_index);
+
+/**
+ * Set the resolution factor of the decoded image
+ * @param   p_codec         the jpeg2000 codec.
+ * @param   res_factor      resolution factor to set
+ *
+ * @return                  true if success, otherwise false
+ */
+OPJ_API OPJ_BOOL OPJ_CALLCONV opj_set_decoded_resolution_factor(
+    opj_codec_t *p_codec, OPJ_UINT32 res_factor);
+
+/**
+ * Writes a tile with the given data.
+ *
+ * @param   p_codec             the jpeg2000 codec.
+ * @param   p_tile_index        the index of the tile to write. At the moment, the tiles must be written from 0 to n-1 in sequence.
+ * @param   p_data              pointer to the data to write. Data is arranged in sequence, data_comp0, then data_comp1, then ... NO INTERLEAVING should be set.
+ * @param   p_data_size         this value os used to make sure the data being written is correct. The size must be equal to the sum for each component of
+ *                              tile_width * tile_height * component_size. component_size can be 1,2 or 4 bytes, depending on the precision of the given component.
+ * @param   p_stream            the stream to write data to.
+ *
+ * @return  true if the data could be written.
+ */
+OPJ_API OPJ_BOOL OPJ_CALLCONV opj_write_tile(opj_codec_t *p_codec,
+        OPJ_UINT32 p_tile_index,
+        OPJ_BYTE * p_data,
+        OPJ_UINT32 p_data_size,
+        opj_stream_t *p_stream);
+
+/**
+ * Reads a tile header. This function is compulsory and allows one to know the size of the tile that will be decoded.
+ * The user may need to refer to the image got by opj_read_header to understand the size being taken by the tile.
+ *
+ * @param   p_codec         the jpeg2000 codec.
+ * @param   p_tile_index    pointer to a value that will hold the index of the tile being decoded, in case of success.
+ * @param   p_data_size     pointer to a value that will hold the maximum size of the decoded data, in case of success. In case
+ *                          of truncated codestreams, the actual number of bytes decoded may be lower. The computation of the size is the same
+ *                          as depicted in opj_write_tile.
+ * @param   p_tile_x0       pointer to a value that will hold the x0 pos of the tile (in the image).
+ * @param   p_tile_y0       pointer to a value that will hold the y0 pos of the tile (in the image).
+ * @param   p_tile_x1       pointer to a value that will hold the x1 pos of the tile (in the image).
+ * @param   p_tile_y1       pointer to a value that will hold the y1 pos of the tile (in the image).
+ * @param   p_nb_comps      pointer to a value that will hold the number of components in the tile.
+ * @param   p_should_go_on  pointer to a boolean that will hold the fact that the decoding should go on. In case the
+ *                          codestream is over at the time of the call, the value will be set to false. The user should then stop
+ *                          the decoding.
+ * @param   p_stream        the stream to decode.
+ * @return  true            if the tile header could be decoded. In case the decoding should end, the returned value is still true.
+ *                          returning false may be the result of a shortage of memory or an internal error.
+ */
+OPJ_API OPJ_BOOL OPJ_CALLCONV opj_read_tile_header(opj_codec_t *p_codec,
+        opj_stream_t * p_stream,
+        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_should_go_on);
+
+/**
+ * Reads a tile data. This function is compulsory and allows one to decode tile data. opj_read_tile_header should be called before.
+ * The user may need to refer to the image got by opj_read_header to understand the size being taken by the tile.
+ *
+ * Note: opj_decode_tile_data() should not be used together with opj_set_decoded_components().
+ *
+ * @param   p_codec         the jpeg2000 codec.
+ * @param   p_tile_index    the index of the tile being decoded, this should be the value set by opj_read_tile_header.
+ * @param   p_data          pointer to a memory block that will hold the decoded data.
+ * @param   p_data_size     size of p_data. p_data_size should be bigger or equal to the value set by opj_read_tile_header.
+ * @param   p_stream        the stream to decode.
+ *
+ * @return  true            if the data could be decoded.
+ */
+OPJ_API OPJ_BOOL OPJ_CALLCONV opj_decode_tile_data(opj_codec_t *p_codec,
+        OPJ_UINT32 p_tile_index,
+        OPJ_BYTE * p_data,
+        OPJ_UINT32 p_data_size,
+        opj_stream_t *p_stream);
+
+/* COMPRESSION FUNCTIONS*/
+
+/**
+ * Creates a J2K/JP2 compression structure
+ * @param   format      Coder to select
+ * @return              Returns a handle to a compressor if successful, returns NULL otherwise
+ */
+OPJ_API opj_codec_t* OPJ_CALLCONV opj_create_compress(OPJ_CODEC_FORMAT format);
+
+/**
+Set encoding parameters to default values, that means :
+<ul>
+<li>Lossless
+<li>1 tile
+<li>Size of precinct : 2^15 x 2^15 (means 1 precinct)
+<li>Size of code-block : 64 x 64
+<li>Number of resolutions: 6
+<li>No SOP marker in the codestream
+<li>No EPH marker in the codestream
+<li>No sub-sampling in x or y direction
+<li>No mode switch activated
+<li>Progression order: LRCP
+<li>No index file
+<li>No ROI upshifted
+<li>No offset of the origin of the image
+<li>No offset of the origin of the tiles
+<li>Reversible DWT 5-3
+</ul>
+@param parameters Compression parameters
+*/
+OPJ_API void OPJ_CALLCONV opj_set_default_encoder_parameters(
+    opj_cparameters_t *parameters);
+
+/**
+ * Setup the encoder parameters using the current image and using user parameters.
+ * @param p_codec       Compressor handle
+ * @param parameters    Compression parameters
+ * @param image         Input filled image
+ */
+OPJ_API OPJ_BOOL OPJ_CALLCONV opj_setup_encoder(opj_codec_t *p_codec,
+        opj_cparameters_t *parameters,
+        opj_image_t *image);
+
+
+/**
+ * Specify extra options for the encoder.
+ *
+ * This may be called after opj_setup_encoder() and before opj_start_compress()
+ *
+ * This is the way to add new options in a fully ABI compatible way, without
+ * extending the opj_cparameters_t structure.
+ *
+ * Currently supported options are:
+ * <ul>
+ * <li>PLT=YES/NO. Defaults to NO. If set to YES, PLT marker segments,
+ *     indicating the length of each packet in the tile-part header, will be
+ *     written. Since 2.4.0</li>
+ * <li>TLM=YES/NO. Defaults to NO (except for Cinema and IMF profiles).
+ *     If set to YES, TLM marker segments, indicating the length of each
+ *     tile-part part will be written. Since 2.4.0</li>
+ * <li>GUARD_BITS=value. Number of guard bits in [0,7] range. Default value is 2.
+ *     1 may be used sometimes (like in SMPTE DCP Bv2.1 Application Profile for 2K images).
+ *     Since 2.5.0</li>
+ * </ul>
+ *
+ * @param p_codec       Compressor handle
+ * @param p_options     Compression options. This should be a NULL terminated
+ *                      array of strings. Each string is of the form KEY=VALUE.
+ *
+ * @return OPJ_TRUE in case of success.
+ * @since 2.4.0
+ */
+OPJ_API OPJ_BOOL OPJ_CALLCONV opj_encoder_set_extra_options(
+    opj_codec_t *p_codec,
+    const char* const* p_options);
+
+/**
+ * Start to compress the current image.
+ * @param p_codec       Compressor handle
+ * @param p_image       Input filled image
+ * @param p_stream      Input stgream
+ */
+OPJ_API OPJ_BOOL OPJ_CALLCONV opj_start_compress(opj_codec_t *p_codec,
+        opj_image_t * p_image,
+        opj_stream_t *p_stream);
+
+/**
+ * End to compress the current image.
+ * @param p_codec       Compressor handle
+ * @param p_stream      Input stgream
+ */
+OPJ_API OPJ_BOOL OPJ_CALLCONV opj_end_compress(opj_codec_t *p_codec,
+        opj_stream_t *p_stream);
+
+/**
+ * Encode an image into a JPEG-2000 codestream
+ * @param p_codec       compressor handle
+ * @param p_stream      Output buffer stream
+ *
+ * @return              Returns true if successful, returns false otherwise
+ */
+OPJ_API OPJ_BOOL OPJ_CALLCONV opj_encode(opj_codec_t *p_codec,
+        opj_stream_t *p_stream);
+/*
+==========================================================
+   codec output functions definitions
+==========================================================
+*/
+/* EXPERIMENTAL FUNCTIONS FOR NOW, USED ONLY IN J2K_DUMP*/
+
+/**
+Destroy Codestream information after compression or decompression
+@param cstr_info Codestream information structure
+*/
+OPJ_API void OPJ_CALLCONV opj_destroy_cstr_info(opj_codestream_info_v2_t
+        **cstr_info);
+
+
+/**
+ * Dump the codec information into the output stream
+ *
+ * @param   p_codec         the jpeg2000 codec.
+ * @param   info_flag       type of information dump.
+ * @param   output_stream   output stream where dump the information gotten from the codec.
+ *
+ */
+OPJ_API void OPJ_CALLCONV opj_dump_codec(opj_codec_t *p_codec,
+        OPJ_INT32 info_flag,
+        FILE* output_stream);
+
+/**
+ * Get the codestream information from the codec
+ *
+ * @param   p_codec         the jpeg2000 codec.
+ *
+ * @return                  a pointer to a codestream information structure.
+ *
+ */
+OPJ_API opj_codestream_info_v2_t* OPJ_CALLCONV opj_get_cstr_info(
+    opj_codec_t *p_codec);
+
+/**
+ * Get the codestream index from the codec
+ *
+ * @param   p_codec         the jpeg2000 codec.
+ *
+ * @return                  a pointer to a codestream index structure.
+ *
+ */
+OPJ_API opj_codestream_index_t * OPJ_CALLCONV opj_get_cstr_index(
+    opj_codec_t *p_codec);
+
+OPJ_API void OPJ_CALLCONV opj_destroy_cstr_index(opj_codestream_index_t
+        **p_cstr_index);
+
+
+/**
+ * Get the JP2 file information from the codec FIXME
+ *
+ * @param   p_codec         the jpeg2000 codec.
+ *
+ * @return                  a pointer to a JP2 metadata structure.
+ *
+ */
+OPJ_API opj_jp2_metadata_t* OPJ_CALLCONV opj_get_jp2_metadata(
+    opj_codec_t *p_codec);
+
+/**
+ * Get the JP2 file index from the codec FIXME
+ *
+ * @param   p_codec         the jpeg2000 codec.
+ *
+ * @return                  a pointer to a JP2 index structure.
+ *
+ */
+OPJ_API opj_jp2_index_t* OPJ_CALLCONV opj_get_jp2_index(opj_codec_t *p_codec);
+
+
+/*
+==========================================================
+   MCT functions
+==========================================================
+*/
+
+/**
+ * Sets the MCT matrix to use.
+ *
+ * @param   parameters      the parameters to change.
+ * @param   pEncodingMatrix the encoding matrix.
+ * @param   p_dc_shift      the dc shift coefficients to use.
+ * @param   pNbComp         the number of components of the image.
+ *
+ * @return  true if the parameters could be set.
+ */
+OPJ_API OPJ_BOOL OPJ_CALLCONV opj_set_MCT(opj_cparameters_t *parameters,
+        OPJ_FLOAT32 * pEncodingMatrix,
+        OPJ_INT32 * p_dc_shift,
+        OPJ_UINT32 pNbComp);
+
+/*
+==========================================================
+   Thread functions
+==========================================================
+*/
+
+/** Returns if the library is built with thread support.
+ * OPJ_TRUE if mutex, condition, thread, thread pool are available.
+ */
+OPJ_API OPJ_BOOL OPJ_CALLCONV opj_has_thread_support(void);
+
+/** Return the number of virtual CPUs */
+OPJ_API int OPJ_CALLCONV opj_get_num_cpus(void);
+
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* OPENJPEG_H */