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+/*
+ * Copyright (c) 2002-2007, Communications and Remote Sensing Laboratory, Universite catholique de Louvain (UCL), Belgium
+ * Copyright (c) 2002-2007, Professor Benoit Macq
+ * Copyright (c) 2001-2003, David Janssens
+ * Copyright (c) 2002-2003, Yannick Verschueren
+ * Copyright (c) 2003-2007, Francois-Olivier Devaux and Antonin Descampe
+ * Copyright (c) 2005, Herve Drolon, FreeImage Team
+ * 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 __TCD_H
+#define __TCD_H
+/**
+@file tcd.h
+@brief Implementation of a tile coder/decoder (TCD)
+
+The functions in TCD.C have for goal to encode or decode each tile independently from
+each other. The functions in TCD.C are used by some function in J2K.C.
+*/
+
+/** @defgroup TCD TCD - Implementation of a tile coder/decoder */
+/*@{*/
+
+/**
+FIXME: documentation
+*/
+typedef struct opj_tcd_seg {
+  int numpasses;
+  int len;
+  unsigned char *data;
+  int maxpasses;
+  int numnewpasses;
+  int newlen;
+} opj_tcd_seg_t;
+
+/**
+FIXME: documentation
+*/
+typedef struct opj_tcd_pass {
+  int rate;
+  double distortiondec;
+  int term, len;
+} opj_tcd_pass_t;
+
+/**
+FIXME: documentation
+*/
+typedef struct opj_tcd_layer {
+  int numpasses;                /* Number of passes in the layer */
+  int len;                      /* len of information */
+  double disto;                 /* add for index (Cfr. Marcela) */
+  unsigned char *data;          /* data */
+} opj_tcd_layer_t;
+
+/**
+FIXME: documentation
+*/
+typedef struct opj_tcd_cblk {
+  int x0, y0, x1, y1;           /* dimension of the code-blocks : left upper corner (x0, y0) right low corner (x1,y1) */
+  int numbps;
+  int numlenbits;
+  int len;                      /* length */
+  int numpasses;                /* number of pass already done for the code-blocks */
+  int numnewpasses;             /* number of pass added to the code-blocks */
+  int numsegs;                  /* number of segments */
+  opj_tcd_seg_t segs[100];              /* segments informations */
+  unsigned char data[8192];     /* Data */
+  int numpassesinlayers;        /* number of passes in the layer */
+  opj_tcd_layer_t layers[100];  /* layer information */
+  int totalpasses;              /* total number of passes */
+  opj_tcd_pass_t passes[100];   /* information about the passes */
+} opj_tcd_cblk_t;
+
+/**
+FIXME: documentation
+*/
+typedef struct opj_tcd_precinct {
+  int x0, y0, x1, y1;           /* dimension of the precinct : left upper corner (x0, y0) right low corner (x1,y1) */
+  int cw, ch;                   /* number of precinct in width and heigth */
+  opj_tcd_cblk_t *cblks;                /* code-blocks informations */
+  opj_tgt_tree_t *incltree;             /* inclusion tree */
+  opj_tgt_tree_t *imsbtree;             /* IMSB tree */
+} opj_tcd_precinct_t;
+
+/**
+FIXME: documentation
+*/
+typedef struct opj_tcd_band {
+  int x0, y0, x1, y1;           /* dimension of the subband : left upper corner (x0, y0) right low corner (x1,y1) */
+  int bandno;
+  opj_tcd_precinct_t *precincts;        /* precinct information */
+  int numbps;
+  float stepsize;
+} opj_tcd_band_t;
+
+/**
+FIXME: documentation
+*/
+typedef struct opj_tcd_resolution {
+  int x0, y0, x1, y1;           /* dimension of the resolution level : left upper corner (x0, y0) right low corner (x1,y1) */
+  int pw, ph;
+  int numbands;                 /* number sub-band for the resolution level */
+  opj_tcd_band_t bands[3];              /* subband information */
+} opj_tcd_resolution_t;
+
+/**
+FIXME: documentation
+*/
+typedef struct opj_tcd_tilecomp {
+  int x0, y0, x1, y1;           /* dimension of component : left upper corner (x0, y0) right low corner (x1,y1) */
+  int numresolutions;           /* number of resolutions level */
+  opj_tcd_resolution_t *resolutions;    /* resolutions information */
+  int *data;                    /* data of the component */
+  int nbpix;                    /* add fixed_quality */
+} opj_tcd_tilecomp_t;
+
+/**
+FIXME: documentation
+*/
+typedef struct opj_tcd_tile {
+  int x0, y0, x1, y1;           /* dimension of the tile : left upper corner (x0, y0) right low corner (x1,y1) */
+  int numcomps;                 /* number of components in tile */
+  opj_tcd_tilecomp_t *comps;    /* Components information */
+  int nbpix;                    /* add fixed_quality */
+  double distotile;             /* add fixed_quality */
+  double distolayer[100];       /* add fixed_quality */
+} opj_tcd_tile_t;
+
+/**
+FIXME: documentation
+*/
+typedef struct opj_tcd_image {
+  int tw, th;                   /* number of tiles in width and heigth */
+  opj_tcd_tile_t *tiles;                /* Tiles information */
+} opj_tcd_image_t;
+
+/**
+Tile coder/decoder
+*/
+typedef struct opj_tcd {
+        /** Position of the tilepart flag in Progression order*/
+        int tp_pos;
+        /** Tile part number*/
+        int tp_num;
+        /** Current tile part number*/
+        int cur_tp_num;
+        /** Total number of tileparts of the current tile*/
+        int cur_totnum_tp;
+        /** Current Packet iterator number */
+        int cur_pino;
+        /** codec context */
+        opj_common_ptr cinfo;
+
+        /** info on each image tile */
+        opj_tcd_image_t *tcd_image;
+        /** image */
+        opj_image_t *image;
+        /** coding parameters */
+        opj_cp_t *cp;
+        /** pointer to the current encoded/decoded tile */
+        opj_tcd_tile_t *tcd_tile;
+        /** coding/decoding parameters common to all tiles */
+        opj_tcp_t *tcp;
+        /** current encoded/decoded tile */
+        int tcd_tileno;
+        /** Time taken to encode a tile*/
+        double encoding_time;
+} opj_tcd_t;
+
+/** @name Exported functions */
+/*@{*/
+/* ----------------------------------------------------------------------- */
+
+/**
+Dump the content of a tcd structure
+*/
+void tcd_dump(FILE *fd, opj_tcd_t *tcd, opj_tcd_image_t *img);
+/**
+Create a new TCD handle
+@param cinfo Codec context info
+@return Returns a new TCD handle if successful returns NULL otherwise
+*/
+opj_tcd_t* tcd_create(opj_common_ptr cinfo);
+/**
+Destroy a previously created TCD handle
+@param tcd TCD handle to destroy
+*/
+void tcd_destroy(opj_tcd_t *tcd);
+/**
+Initialize the tile coder (allocate the memory)
+@param tcd TCD handle
+@param image Raw image
+@param cp Coding parameters
+@param curtileno Number that identifies the tile that will be encoded
+*/
+void tcd_malloc_encode(opj_tcd_t *tcd, opj_image_t * image, opj_cp_t * cp, int curtileno);
+/**
+Free the memory allocated for encoding
+@param tcd TCD handle
+*/
+void tcd_free_encode(opj_tcd_t *tcd);
+/**
+Initialize the tile coder (reuses the memory allocated by tcd_malloc_encode)
+@param tcd TCD handle
+@param image Raw image
+@param cp Coding parameters
+@param curtileno Number that identifies the tile that will be encoded
+*/
+void tcd_init_encode(opj_tcd_t *tcd, opj_image_t * image, opj_cp_t * cp, int curtileno);
+/**
+Initialize the tile decoder
+@param tcd TCD handle
+@param image Raw image
+@param cp Coding parameters
+*/
+void tcd_malloc_decode(opj_tcd_t *tcd, opj_image_t * image, opj_cp_t * cp);
+void tcd_makelayer_fixed(opj_tcd_t *tcd, int layno, int final);
+void tcd_rateallocate_fixed(opj_tcd_t *tcd);
+void tcd_makelayer(opj_tcd_t *tcd, int layno, double thresh, int final);
+bool tcd_rateallocate(opj_tcd_t *tcd, unsigned char *dest, int len, opj_image_info_t * image_info);
+/**
+Encode a tile from the raw image into a buffer
+@param tcd TCD handle
+@param tileno Number that identifies one of the tiles to be encoded
+@param dest Destination buffer
+@param len Length of destination buffer
+@param image_info Creation of index file
+@return 
+*/
+int tcd_encode_tile(opj_tcd_t *tcd, int tileno, unsigned char *dest, int len, opj_image_info_t * image_info);
+/**
+Decode a tile from a buffer into a raw image
+@param tcd TCD handle
+@param src Source buffer
+@param len Length of source buffer
+@param tileno Number that identifies one of the tiles to be decoded
+*/
+bool tcd_decode_tile(opj_tcd_t *tcd, unsigned char *src, int len, int tileno);
+/**
+Free the memory allocated for decoding
+@param tcd TCD handle
+*/
+void tcd_free_decode(opj_tcd_t *tcd);
+
+/* ----------------------------------------------------------------------- */
+/*@}*/
+
+/*@}*/
+
+#endif /* __TCD_H */