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+/*
+ * Copyright (c) 2001-2002, David Janssens
+ * Copyright (c) 2003, Yannick Verschueren
+ * Copyright (c) 2003,  Communications and remote sensing Laboratory, Universite catholique de Louvain, Belgium
+ * 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.
+ */
+
+#define VERSION "0.0.8"
+
+#ifdef WIN32
+#ifdef LIBJ2K_EXPORTS
+#define LIBJ2K_API __declspec(dllexport)
+#else
+#define LIBJ2K_API __declspec(dllimport)
+#endif
+#else
+#define LIBJ2K_API
+#endif
+
+#ifndef __J2K_H
+#define __J2K_H
+
+#define J2K_MAXRLVLS 33
+#define J2K_MAXBANDS (3*J2K_MAXRLVLS+1)
+
+#define J2K_CP_CSTY_PRT 0x01
+#define J2K_CP_CSTY_SOP 0x02
+#define J2K_CP_CSTY_EPH 0x04
+#define J2K_CCP_CSTY_PRT 0x01
+#define J2K_CCP_CBLKSTY_LAZY 0x01
+#define J2K_CCP_CBLKSTY_RESET 0x02
+#define J2K_CCP_CBLKSTY_TERMALL 0x04
+#define J2K_CCP_CBLKSTY_VSC 0x08
+#define J2K_CCP_CBLKSTY_PTERM 0x10
+#define J2K_CCP_CBLKSTY_SEGSYM 0x20
+#define J2K_CCP_QNTSTY_NOQNT 0
+#define J2K_CCP_QNTSTY_SIQNT 1
+#define J2K_CCP_QNTSTY_SEQNT 2
+
+typedef struct 
+{
+  int dx, dy; // XRsiz, YRsiz
+  int prec; // precision
+  int bpp; // deapth of image in bits
+  int sgnd; // signed
+  int *data; // image-component data
+} j2k_comp_t;
+
+typedef struct {
+    int x0, y0; // XOsiz, YOsiz
+    int x1, y1; // Xsiz, Ysiz 
+    int numcomps; // number of components
+    int index_on; // 0 = no index || 1 = index
+  //int PPT;
+    j2k_comp_t *comps; // image-components
+} j2k_image_t;
+
+typedef struct {
+    int expn; // exponent
+    int mant; // mantissa
+} j2k_stepsize_t;
+
+typedef struct {
+    int csty; // coding style
+    int numresolutions; // number of resolutions
+    int cblkw; // width of code-blocks
+    int cblkh; // height of code-blocks
+    int cblksty; // code-block coding style
+    int qmfbid; // discrete wavelet transform identifier
+    int qntsty; // quantisation style
+    j2k_stepsize_t stepsizes[J2K_MAXBANDS]; // stepsizes used for quantisation
+    int numgbits; // number of guard bits
+    int roishift; // Region Of Interest shift
+    int prcw[J2K_MAXRLVLS]; // Precinct width
+    int prch[J2K_MAXRLVLS]; // Precinct height
+} j2k_tccp_t;
+
+typedef struct {
+    int resno0, compno0; 
+    int layno1, resno1, compno1;
+    int prg;
+    int tile;
+    char progorder[4];
+} j2k_poc_t;
+
+typedef struct {
+    int csty; // coding style  
+    int prg; // progression order
+    int numlayers; // number of layers
+    int mct; // multi-component transform identifier
+    int rates[100]; // rates of layers
+    int numpocs; // number of progression order changes 
+    j2k_poc_t pocs[32]; // progression order changes
+    j2k_tccp_t *tccps; // tile-component coding parameters
+} j2k_tcp_t;
+
+typedef struct {
+    int tx0, ty0; // XTOsiz, YTOsiz
+    int tdx, tdy; // XTsiz, YTsiz
+    int tw, th;
+    j2k_tcp_t *tcps; // tile coding parameters
+} j2k_cp_t;
+
+typedef struct {  
+  int len;
+  int len_header;
+  int offset;
+} info_layer_t;
+
+typedef struct {  
+  info_layer_t *layer;
+} info_prec_t;
+
+typedef struct {  
+  info_prec_t *prec;
+} info_reso_t;
+
+typedef struct {  
+  info_reso_t *reso;
+} info_compo_t;
+
+typedef struct {
+  int num_tile;   // Number of Tile
+  int start_pos;  // Start position
+  int end_header; // End position of the header
+  int end_pos;    // End position
+  int pw, ph;     // number of precinct by tile
+  int num_packet; // number of packet in the tile
+  info_compo_t *compo;  // component [packet]
+} info_tile_t; // index struct
+
+typedef struct {
+  int type;   // type of marker [SIZ, QCD, POC, PPM, CRG] appearing only once
+  int start_pos;  // Start position of the marker
+  int len; // Length of the marker
+} info_marker_t; // index struct
+
+typedef struct{
+  info_marker_t *COD;
+  int num_COD;
+  info_marker_t *COC;
+  int num_COC;
+  info_marker_t *RGN;
+  int num_RGN;
+  info_marker_t *QCC;
+  int num_QCC;
+  info_marker_t *TLM;
+  int num_TLM;
+  info_marker_t *PLM;
+  int num_PLM;
+  info_marker_t *PPM;
+  int num_PPM;
+  info_marker_t *COM;
+  int num_COM;
+} info_marker_mul_t; // index struct
+
+typedef struct {
+  int index_on;
+  int num;  // numero of packet
+  int index_write; // writing the packet inthe index with t2_encode_packets
+  int Im_w, Im_h; // Image width and Height
+  int Prog; // progression order
+  int Tile_x, Tile_y; // Number of Tile in X and Y
+  int tw, th;
+  int Comp; // Component numbers
+  int Layer; // number of layer
+  int Decomposition; // number of decomposition
+  int pw, ph;   // nombre precinct in X and Y
+  int pdx, pdy; // size of precinct in X and Y
+  int Main_head_end; // Main header position
+  int codestream_size; // codestream's size
+  info_tile_t *tile;  // information concerning tiles inside image
+  info_marker_t *marker; // information concerning markers inside image [only one apparition]
+  info_marker_mul_t marker_mul;  // information concerning markers inside image [multiple apparition] 
+  int num_marker; // number of marker
+  int num_packet_max;  // MAximum number of packet
+} info_image_t; // index struct
+
+
+
+/* 
+ * Encode an image into a JPEG-2000 codestream
+ * i: image to encode
+ * cp: coding parameters
+ * dest: destination buffer
+ * len: length of destination buffer
+ * index : index file name
+ */
+LIBJ2K_API int j2k_encode(j2k_image_t *i, j2k_cp_t *cp,char *outfile, int len,char *index);
+
+//LIBJ2K_API int j2k_encode(j2k_image_t *i, j2k_cp_t *cp,unsigned char *dest, int len);
+/*
+ * Decode an image from a JPEG-2000 codestream
+ * src: source buffer
+ * len: length of source buffer
+ * i: decode image
+ * cp: coding parameters that were used to encode the image
+ */
+LIBJ2K_API int j2k_decode(unsigned char *src, int len, j2k_image_t **i, j2k_cp_t **cp);
+
+#endif