diff options
| author | Giuseppe Baruffa <gbaruffa@users.noreply.github.com> | 2005-11-08 17:40:33 +0000 |
|---|---|---|
| committer | Giuseppe Baruffa <gbaruffa@users.noreply.github.com> | 2005-11-08 17:40:33 +0000 |
| commit | cff5df73d9d7e87f1f960ef73f98d50f75a64ef7 (patch) | |
| tree | 5f0c84dec6079e44607fbdd56ae90746431ab0fd /jpwl/decoder/libopenjpeg/tcd.h | |
| parent | e3981542128142fabd46cd7bb05c0f61a59c7396 (diff) | |
Initial revision
Diffstat (limited to 'jpwl/decoder/libopenjpeg/tcd.h')
| -rw-r--r-- | jpwl/decoder/libopenjpeg/tcd.h | 182 |
1 files changed, 182 insertions, 0 deletions
diff --git a/jpwl/decoder/libopenjpeg/tcd.h b/jpwl/decoder/libopenjpeg/tcd.h new file mode 100644 index 00000000..6e64717d --- /dev/null +++ b/jpwl/decoder/libopenjpeg/tcd.h @@ -0,0 +1,182 @@ +/* + * 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 |
