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authorGiuseppe Baruffa <gbaruffa@users.noreply.github.com>2005-11-08 17:40:33 +0000
committerGiuseppe Baruffa <gbaruffa@users.noreply.github.com>2005-11-08 17:40:33 +0000
commitcff5df73d9d7e87f1f960ef73f98d50f75a64ef7 (patch)
tree5f0c84dec6079e44607fbdd56ae90746431ab0fd /jpwl/decoder/libopenjpeg/tcd.h
parente3981542128142fabd46cd7bb05c0f61a59c7396 (diff)
Initial revision
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+/*
+ * Copyright (c) 2001-2002, David Janssens
+ * Copyright (c) 2002-2003, Yannick Verschueren
+ * Copyright (c) 2002-2003, 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.
+ */
+
+#ifndef __TCD_H
+#define __TCD_H
+
+#include "j2k.h"
+#include "tgt.h"
+
+typedef struct {
+ int numpasses;
+ int len;
+ unsigned char *data;
+ int maxpasses;
+ int numnewpasses;
+ int newlen;
+} tcd_seg_t;
+
+typedef struct {
+ int rate;
+ double distortiondec;
+ int term, len;
+} tcd_pass_t;
+
+typedef struct {
+ int numpasses; /* Number of passes in the layer */
+ int len; /* len of information */
+ double disto; /* add for index (Cfr. Marcela) */
+ unsigned char *data; /* data */
+} tcd_layer_t;
+
+typedef struct {
+ int x0, y0, x1, y1; /* dimension of the code-blocks : left upper corner (x0, y0) right low corner (x1,y1) */
+ int numbps;
+ int lastbp; /* Add antonin : quantizbug1 */
+ 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 */
+ tcd_seg_t segs[100]; /* segments informations */
+ unsigned char data[8192]; /* Data */
+ int numpassesinlayers; /* number of passes in the layer */
+ tcd_layer_t layers[100]; /* layer information */
+ int totalpasses; /* total number of passes */
+ tcd_pass_t passes[100]; /* information about the passes */
+} tcd_cblk_t;
+
+typedef struct {
+ 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 */
+ tcd_cblk_t *cblks; /* code-blocks informations */
+ tgt_tree_t *incltree; /* inclusion tree */
+ tgt_tree_t *imsbtree; /* IMSB tree */
+} tcd_precinct_t;
+
+typedef struct {
+ int x0, y0, x1, y1; /* dimension of the subband : left upper corner (x0, y0) right low corner (x1,y1) */
+ int bandno;
+ tcd_precinct_t *precincts; /* precinct information */
+ int numbps;
+ int stepsize;
+} tcd_band_t;
+
+typedef struct {
+ 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 */
+ tcd_band_t bands[3]; /* subband information */
+} tcd_resolution_t;
+
+typedef struct {
+ int x0, y0, x1, y1; /* dimension of component : left upper corner (x0, y0) right low corner (x1,y1) */
+ int numresolutions; /* number of resolutions level */
+ tcd_resolution_t *resolutions; /* resolutions information */
+ int *data; /* data of the component */
+ int nbpix; /* add fixed_quality */
+} tcd_tilecomp_t;
+
+typedef struct {
+ 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 */
+ tcd_tilecomp_t *comps; /* Components information */
+ int nbpix; /* add fixed_quality */
+ double distotile; /* add fixed_quality */
+ double distolayer[100]; /* add fixed_quality */
+} tcd_tile_t;
+
+typedef struct {
+ int tw, th; /* number of tiles in width and heigth */
+ tcd_tile_t *tiles; /* Tiles information */
+} tcd_image_t;
+
+/*
+ * Initialize the tile coder (reuses the memory allocated by tcd_malloc_encode)
+ * img: raw image
+ * cp: coding parameters
+ * curtileno : number that identifies the tile that will be encoded
+ */
+void tcd_init_encode(j2k_image_t * img, j2k_cp_t * cp, int curtileno);
+
+
+/*
+ * Initialize the tile coder (allocate the memory)
+ * img: raw image
+ * cp: coding parameters
+ * curtileno : number that identifies the tile that will be encoded
+ */
+void tcd_malloc_encode(j2k_image_t * img, j2k_cp_t * cp, int curtileno);
+
+
+/*
+ * Initialize the tile decoder
+ * img: raw image
+ * cp: coding parameters
+ */
+void tcd_init(j2k_image_t * img, j2k_cp_t * cp);
+
+
+/*
+ * Free the memory allocated for encoding
+ * img: raw image
+ * cp: coding parameters
+ * curtileno : number that identifies the tile that will be encoded
+ */
+void tcd_free_encode(j2k_image_t * img, j2k_cp_t * cp, int curtileno);
+
+/*
+ * Encode a tile from the raw image into a buffer, format pnm, pgm or ppm
+ * tileno: number that identifies one of the tiles to be encoded
+ * dest: destination buffer
+ * len: length of destination buffer
+ * info_IM: creation of index file
+ */
+int tcd_encode_tile_pxm(int tileno, unsigned char *dest, int len,
+ info_image * info_IM);
+
+
+/*
+ * Encode a tile from the raw image into a buffer, format pgx
+ * tileno: number that identifies one of the tiles to be encoded
+ * dest: destination buffer
+ * len: length of destination buffer
+ * info_IM: creation of index file
+ */
+int tcd_encode_tile_pgx(int tileno, unsigned char *dest, int len,
+ info_image * info_IM);
+
+/*
+ * Decode a tile from a buffer into a raw image
+ * src: source buffer
+ * len: length of the source buffer
+ * tileno: number that identifies the tile that will be decoded
+ */
+int tcd_decode_tile(unsigned char *src, int len, int tileno);
+
+#endif