119 lines
4.0 KiB
C
119 lines
4.0 KiB
C
/*
|
|
* 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.
|
|
*/
|
|
#ifndef __JP2_H
|
|
#define __JP2_H
|
|
|
|
#include "j2k.h"
|
|
|
|
typedef struct {
|
|
int depth;
|
|
int sgnd;
|
|
int bpcc;
|
|
} jp2_comps_t;
|
|
|
|
typedef struct {
|
|
unsigned int w;
|
|
unsigned int h;
|
|
unsigned int numcomps;
|
|
unsigned int bpc;
|
|
unsigned int C;
|
|
unsigned int UnkC;
|
|
unsigned int IPR;
|
|
unsigned int meth;
|
|
unsigned int approx;
|
|
unsigned int enumcs;
|
|
unsigned int precedence;
|
|
unsigned int brand;
|
|
unsigned int minversion;
|
|
unsigned int numcl;
|
|
unsigned int *cl;
|
|
jp2_comps_t *comps;
|
|
j2k_image_t *image;
|
|
unsigned int j2k_codestream_offset;
|
|
unsigned int j2k_codestream_len;
|
|
} jp2_struct_t;
|
|
|
|
typedef struct {
|
|
int length;
|
|
int type;
|
|
int init_pos;
|
|
} jp2_box_t;
|
|
|
|
/* int jp2_init_stdjp2(jp2_struct_t * jp2_struct, j2k_image_t * img);
|
|
*
|
|
* Create a standard jp2_structure
|
|
* jp2_struct: the structure you are creating
|
|
* img: a j2k_image_t wich will help you to create the jp2_structure
|
|
*/
|
|
int jp2_init_stdjp2(jp2_struct_t * jp2_struct);
|
|
|
|
/* int jp2_write_jp2c(int j2k_len, int *j2k_codestream_offset, char *j2k_codestream)
|
|
*
|
|
* Write the jp2c codestream box
|
|
* j2k_len: the j2k codestream length
|
|
* j2k_codestream_offset: the function will return the j2k codestream offset
|
|
* j2k_codestream: the j2k codestream to include in jp2 file
|
|
*/
|
|
int jp2_write_jp2c(int j2k_len, int *j2k_codestream_offset, char *j2k_codestream);
|
|
|
|
/* int jp2_write_jp2h(jp2_struct_t * jp2_struct);
|
|
*
|
|
* Write the jp2h header box
|
|
* jp2_struct: the jp2 structure you are working with
|
|
*/
|
|
void jp2_write_jp2h(jp2_struct_t * jp2_struct);
|
|
|
|
/* int jp2_read_jp2h(jp2_struct_t * jp2_struct);
|
|
*
|
|
* Read the jp2h header box
|
|
* jp2_struct: the jp2 structure you are working with
|
|
*/
|
|
int jp2_read_jp2h(jp2_struct_t * jp2_struct);
|
|
|
|
/* int jp2_wrap_j2k(jp2_struct_t * jp2_struct, char *j2k_codestream,
|
|
int j2k_len, char *output)
|
|
*
|
|
* Wrap a J2K codestream in a JP2 file
|
|
* jp2_struct: the jp2 structure used to create jp2 boxes
|
|
* j2k_codestream: the j2k codestream to include in jp2 file
|
|
* output: pointer to jp2 codestream that will be created
|
|
*/
|
|
int jp2_wrap_j2k(jp2_struct_t * jp2_struct, char *j2k_codestream,
|
|
char *output);
|
|
|
|
|
|
/* int jp2_read_struct(unsigned char *src, jp2_struct_t * jp2_struct);
|
|
*
|
|
* Decode the structure of a JP2 file
|
|
* src: pointer to memory where compressed data is stored
|
|
* jp2_struct: the jp2 structure that will be created
|
|
* len: length of jp2 codestream
|
|
*/
|
|
int jp2_read_struct(unsigned char *src, jp2_struct_t * jp2_struct, int len);
|
|
|
|
#endif
|