forked from KolibriOS/kolibrios
335 lines
10 KiB
C
335 lines
10 KiB
C
|
/*
|
|||
|
|
* Copyright (c) 2001-2003, David Janssens
|
|||
|
|
* Copyright (c) 2002-2003, Yannick Verschueren
|
|||
|
|
* Copyright (c) 2003-2005, Francois Devaux and Antonin Descampe
|
|||
|
|
* Copyright (c) 2005, Herv<EFBFBD> Drolon, FreeImage Team
|
|||
|
|
* Copyright (c) 2002-2005, Communications and remote sensing Laboratory, Universite catholique de Louvain, Belgium
|
|||
|
|
* Copyright (c) 2006, M<EFBFBD>nica D<EFBFBD>ez Garc<EFBFBD>a, Image Processing Laboratory, University of Valladolid, Spain
|
|||
|
|
* 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 JP3D.C.
|
|||
|
|
*/
|
|||
|
|
|
|||
|
|
/** @defgroup TCD TCD - Implementation of a tile coder/decoder */
|
|||
|
|
/*@{*/
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
Tile coder/decoder: segment instance
|
|||
|
|
*/
|
|||
|
|
typedef struct opj_tcd_seg {
|
|||
|
|
/** Number of passes in the segment */
|
|||
|
|
int numpasses;
|
|||
|
|
/** Length of information */
|
|||
|
|
int len;
|
|||
|
|
/** Data */
|
|||
|
|
unsigned char *data;
|
|||
|
|
/** Number of passes posible for the segment */
|
|||
|
|
int maxpasses;
|
|||
|
|
/** Number of passes added to the segment */
|
|||
|
|
int numnewpasses;
|
|||
|
|
/** New length after inclusion of segments */
|
|||
|
|
int newlen;
|
|||
|
|
} opj_tcd_seg_t;
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
Tile coder/decoder: pass instance
|
|||
|
|
*/
|
|||
|
|
typedef struct opj_tcd_pass {
|
|||
|
|
/** Rate obtained in the pass*/
|
|||
|
|
int rate;
|
|||
|
|
/** Distorsion obtained in the pass*/
|
|||
|
|
double distortiondec;
|
|||
|
|
int term;
|
|||
|
|
/** Length of information */
|
|||
|
|
int len;
|
|||
|
|
} opj_tcd_pass_t;
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
Tile coder/decoder: layer instance
|
|||
|
|
*/
|
|||
|
|
typedef struct opj_tcd_layer {
|
|||
|
|
/** Number of passes in the layer */
|
|||
|
|
int numpasses;
|
|||
|
|
/** Length of information */
|
|||
|
|
int len;
|
|||
|
|
/** Distortion within layer */
|
|||
|
|
double disto; /* add for index (Cfr. Marcela) */
|
|||
|
|
unsigned char *data; /* data */
|
|||
|
|
} opj_tcd_layer_t;
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
Tile coder/decoder: codeblock instance
|
|||
|
|
*/
|
|||
|
|
typedef struct opj_tcd_cblk {
|
|||
|
|
/** Dimension of the code-blocks : left upper corner (x0, y0, z0) */
|
|||
|
|
int x0, y0, z0;
|
|||
|
|
/** Dimension of the code-blocks : right low corner (x1,y1,z1) */
|
|||
|
|
int x1, y1, z1;
|
|||
|
|
/** Number of bits per simbol in codeblock */
|
|||
|
|
int numbps;
|
|||
|
|
int numlenbits;
|
|||
|
|
int len; /* length */
|
|||
|
|
/** Number of pass already done for the code-blocks */
|
|||
|
|
int numpasses;
|
|||
|
|
/** number of pass added to the code-blocks */
|
|||
|
|
int numnewpasses;
|
|||
|
|
/** Number of segments */
|
|||
|
|
int numsegs;
|
|||
|
|
/** Segments informations */
|
|||
|
|
opj_tcd_seg_t segs[100];
|
|||
|
|
/** Number of passes in the layer */
|
|||
|
|
int numpassesinlayers;
|
|||
|
|
/** Layer information */
|
|||
|
|
opj_tcd_layer_t layers[100];
|
|||
|
|
/** Total number of passes */
|
|||
|
|
int totalpasses;
|
|||
|
|
/** Information about the passes */
|
|||
|
|
opj_tcd_pass_t passes[100];
|
|||
|
|
/* Data */
|
|||
|
|
unsigned char data[524288];
|
|||
|
|
//unsigned char *data;
|
|||
|
|
} opj_tcd_cblk_t;
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
Tile coder/decoder: precint instance
|
|||
|
|
*/
|
|||
|
|
typedef struct opj_tcd_precinct {
|
|||
|
|
/** Dimension of the precint : left upper corner (x0, y0, z0) */
|
|||
|
|
int x0, y0, z0;
|
|||
|
|
/** Dimension of the precint : right low corner (x1,y1,z1) */
|
|||
|
|
int x1, y1, z1;
|
|||
|
|
/** Number of codeblocks in precinct in width and heigth and length*/
|
|||
|
|
int cblkno[3];
|
|||
|
|
/** Information about the codeblocks */
|
|||
|
|
opj_tcd_cblk_t *cblks;
|
|||
|
|
/** Inclusion tree */
|
|||
|
|
opj_tgt_tree_t *incltree;
|
|||
|
|
/** Missing MSBs tree */
|
|||
|
|
opj_tgt_tree_t *imsbtree;
|
|||
|
|
} opj_tcd_precinct_t;
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
Tile coder/decoder: subband instance
|
|||
|
|
*/
|
|||
|
|
typedef struct opj_tcd_band {
|
|||
|
|
/** Dimension of the subband : left upper corner (x0, y0, z0) */
|
|||
|
|
int x0, y0, z0;
|
|||
|
|
/** Dimension of the subband : right low corner (x1,y1,z1) */
|
|||
|
|
int x1, y1, z1;
|
|||
|
|
/** Information about the precints */
|
|||
|
|
opj_tcd_precinct_t *precincts; /* precinct information */
|
|||
|
|
/** Number of bits per symbol in band */
|
|||
|
|
int numbps;
|
|||
|
|
/** Quantization stepsize associated */
|
|||
|
|
float stepsize;
|
|||
|
|
/** Band orientation (O->LLL,...,7->HHH) */
|
|||
|
|
int bandno;
|
|||
|
|
} opj_tcd_band_t;
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
Tile coder/decoder: resolution instance
|
|||
|
|
*/
|
|||
|
|
typedef struct opj_tcd_resolution {
|
|||
|
|
/** Dimension of the resolution level : left upper corner (x0, y0, z0) */
|
|||
|
|
int x0, y0, z0;
|
|||
|
|
/** Dimension of the resolution level : right low corner (x1,y1,z1) */
|
|||
|
|
int x1, y1, z1;
|
|||
|
|
/** Number of precints in each dimension for the resolution level */
|
|||
|
|
int prctno[3];
|
|||
|
|
/** Number of subbands for the resolution level */
|
|||
|
|
int numbands;
|
|||
|
|
/** Subband information */
|
|||
|
|
opj_tcd_band_t *bands;
|
|||
|
|
} opj_tcd_resolution_t;
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
Tile coder/decoder: component instance
|
|||
|
|
*/
|
|||
|
|
typedef struct opj_tcd_tilecomp {
|
|||
|
|
/** Dimension of the component : left upper corner (x0, y0, z0) */
|
|||
|
|
int x0, y0, z0;
|
|||
|
|
/** Dimension of the component : right low corner (x1,y1,z1) */
|
|||
|
|
int x1, y1, z1;
|
|||
|
|
/** Number of resolutions level if DWT transform*/
|
|||
|
|
int numresolution[3];
|
|||
|
|
/** Resolution information */
|
|||
|
|
opj_tcd_resolution_t *resolutions;
|
|||
|
|
/** Data of the component */
|
|||
|
|
int *data;
|
|||
|
|
/** Fixed_quality related */
|
|||
|
|
int nbpix;
|
|||
|
|
/** Number of bits per voxel in component */
|
|||
|
|
int bpp;
|
|||
|
|
} opj_tcd_tilecomp_t;
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
Tile coder/decoder: tile instance
|
|||
|
|
*/
|
|||
|
|
typedef struct opj_tcd_tile {
|
|||
|
|
/** Dimension of the tile : left upper corner (x0, y0, z0) */
|
|||
|
|
int x0, y0, z0;
|
|||
|
|
/** Dimension of the tile : right low corner (x1,y1,z1) */
|
|||
|
|
int x1, y1, z1;
|
|||
|
|
/** Number of components in tile */
|
|||
|
|
int numcomps;
|
|||
|
|
/** Components information */
|
|||
|
|
opj_tcd_tilecomp_t *comps;
|
|||
|
|
/** Fixed_quality related : no of bytes of data*/
|
|||
|
|
int nbpix;
|
|||
|
|
/** Fixed_quality related : distortion achieved in tile */
|
|||
|
|
double distotile;
|
|||
|
|
/** Fixed_quality related : distortion achieved in each layer */
|
|||
|
|
double distolayer[100];
|
|||
|
|
} opj_tcd_tile_t;
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
Tile coder/decoder: volume instance
|
|||
|
|
*/
|
|||
|
|
typedef struct opj_tcd_volume {
|
|||
|
|
/** Number of tiles in width and heigth and length */
|
|||
|
|
int tw, th, tl;
|
|||
|
|
/** Tiles information */
|
|||
|
|
opj_tcd_tile_t *tiles;
|
|||
|
|
} opj_tcd_volume_t;
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
Tile coder/decoder
|
|||
|
|
*/
|
|||
|
|
typedef struct opj_tcd {
|
|||
|
|
/** Codec context */
|
|||
|
|
opj_common_ptr cinfo;
|
|||
|
|
/** Volume information */
|
|||
|
|
opj_volume_t *volume;
|
|||
|
|
/** Coding parameters */
|
|||
|
|
opj_cp_t *cp;
|
|||
|
|
/** Coding/decoding parameters common to all tiles */
|
|||
|
|
opj_tcp_t *tcp;
|
|||
|
|
/** Info on each volume tile */
|
|||
|
|
opj_tcd_volume_t *tcd_volume;
|
|||
|
|
/** Pointer to the current encoded/decoded tile */
|
|||
|
|
opj_tcd_tile_t *tcd_tile;
|
|||
|
|
/** Current encoded/decoded tile */
|
|||
|
|
int tcd_tileno;
|
|||
|
|
|
|||
|
|
/**@name working variables */
|
|||
|
|
/*@{*/
|
|||
|
|
opj_tcd_tile_t *tile;
|
|||
|
|
opj_tcd_tilecomp_t *tilec;
|
|||
|
|
opj_tcd_resolution_t *res;
|
|||
|
|
opj_tcd_band_t *band;
|
|||
|
|
opj_tcd_precinct_t *prc;
|
|||
|
|
opj_tcd_cblk_t *cblk;
|
|||
|
|
/*@}*/
|
|||
|
|
} opj_tcd_t;
|
|||
|
|
|
|||
|
|
/** @name Funciones generales */
|
|||
|
|
/*@{*/
|
|||
|
|
/* ----------------------------------------------------------------------- */
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
Dump the content of a tcd structure
|
|||
|
|
*/
|
|||
|
|
void tcd_dump(FILE *fd, opj_tcd_t *tcd, opj_tcd_volume_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 volume Raw volume
|
|||
|
|
@param cp Coding parameters
|
|||
|
|
@param curtileno Number that identifies the tile that will be encoded
|
|||
|
|
*/
|
|||
|
|
void tcd_malloc_encode(opj_tcd_t *tcd, opj_volume_t * volume, opj_cp_t * cp, int curtileno);
|
|||
|
|
/**
|
|||
|
|
Initialize the tile coder (reuses the memory allocated by tcd_malloc_encode)(for 3D-DWT)
|
|||
|
|
@param tcd TCD handle
|
|||
|
|
@param volume Raw volume
|
|||
|
|
@param cp Coding parameters
|
|||
|
|
@param curtileno Number that identifies the tile that will be encoded
|
|||
|
|
*/
|
|||
|
|
void tcd_init_encode(opj_tcd_t *tcd, opj_volume_t * volume, 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 decoder
|
|||
|
|
@param tcd TCD handle
|
|||
|
|
@param volume Raw volume
|
|||
|
|
@param cp Coding parameters
|
|||
|
|
*/
|
|||
|
|
void tcd_malloc_decode(opj_tcd_t *tcd, opj_volume_t * volume, 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_volume_info_t * volume_info);
|
|||
|
|
/**
|
|||
|
|
Encode a tile from the raw volume 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 volume_info Creation of index file
|
|||
|
|
@return
|
|||
|
|
*/
|
|||
|
|
int tcd_encode_tile(opj_tcd_t *tcd, int tileno, unsigned char *dest, int len, opj_volume_info_t * volume_info);
|
|||
|
|
/**
|
|||
|
|
Decode a tile from a buffer into a raw volume
|
|||
|
|
@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 */
|